summaryrefslogtreecommitdiffstats
path: root/include/VBox/vmm/pdmdev.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/VBox/vmm/pdmdev.h')
-rw-r--r--include/VBox/vmm/pdmdev.h9690
1 files changed, 9690 insertions, 0 deletions
diff --git a/include/VBox/vmm/pdmdev.h b/include/VBox/vmm/pdmdev.h
new file mode 100644
index 00000000..fd92fef8
--- /dev/null
+++ b/include/VBox/vmm/pdmdev.h
@@ -0,0 +1,9690 @@
+/** @file
+ * PDM - Pluggable Device Manager, Devices.
+ */
+
+/*
+ * Copyright (C) 2006-2022 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+#ifndef VBOX_INCLUDED_vmm_pdmdev_h
+#define VBOX_INCLUDED_vmm_pdmdev_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+#include <VBox/vmm/pdmcritsect.h>
+#include <VBox/vmm/pdmcritsectrw.h>
+#include <VBox/vmm/pdmqueue.h>
+#include <VBox/vmm/pdmtask.h>
+#ifdef IN_RING3
+# include <VBox/vmm/pdmthread.h>
+#endif
+#include <VBox/vmm/pdmifs.h>
+#include <VBox/vmm/pdmins.h>
+#include <VBox/vmm/pdmcommon.h>
+#include <VBox/vmm/pdmpcidev.h>
+#include <VBox/vmm/iom.h>
+#include <VBox/vmm/mm.h>
+#include <VBox/vmm/tm.h>
+#include <VBox/vmm/ssm.h>
+#include <VBox/vmm/cfgm.h>
+#include <VBox/vmm/cpum.h>
+#include <VBox/vmm/dbgf.h>
+#include <VBox/vmm/pgm.h> /* PGMR3HandlerPhysicalTypeRegister() argument types. */
+#include <VBox/vmm/gim.h>
+#include <VBox/err.h> /* VINF_EM_DBG_STOP, also 120+ source files expecting this. */
+#include <VBox/msi.h>
+#include <iprt/stdarg.h>
+#include <iprt/list.h>
+
+
+RT_C_DECLS_BEGIN
+
+/** @defgroup grp_pdm_device The PDM Devices API
+ * @ingroup grp_pdm
+ * @{
+ */
+
+/**
+ * Construct a device instance for a VM.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance data. If the registration structure
+ * is needed, it can be accessed thru pDevIns->pReg.
+ * @param iInstance Instance number. Use this to figure out which registers
+ * and such to use. The instance number is also found in
+ * pDevIns->iInstance, but since it's likely to be
+ * frequently used PDM passes it as parameter.
+ * @param pCfg Configuration node handle for the driver. This is
+ * expected to be in high demand in the constructor and is
+ * therefore passed as an argument. When using it at other
+ * times, it can be found in pDevIns->pCfg.
+ */
+typedef DECLCALLBACKTYPE(int, FNPDMDEVCONSTRUCT,(PPDMDEVINS pDevIns, int iInstance, PCFGMNODE pCfg));
+/** Pointer to a FNPDMDEVCONSTRUCT() function. */
+typedef FNPDMDEVCONSTRUCT *PFNPDMDEVCONSTRUCT;
+
+/**
+ * Destruct a device instance.
+ *
+ * Most VM resources are freed by the VM. This callback is provided so that any non-VM
+ * resources can be freed correctly.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance data.
+ *
+ * @remarks The device critical section is not entered. The routine may delete
+ * the critical section, so the caller cannot exit it.
+ */
+typedef DECLCALLBACKTYPE(int, FNPDMDEVDESTRUCT,(PPDMDEVINS pDevIns));
+/** Pointer to a FNPDMDEVDESTRUCT() function. */
+typedef FNPDMDEVDESTRUCT *PFNPDMDEVDESTRUCT;
+
+/**
+ * Device relocation callback.
+ *
+ * This is called when the instance data has been relocated in raw-mode context
+ * (RC). It is also called when the RC hypervisor selects changes. The device
+ * must fixup all necessary pointers and re-query all interfaces to other RC
+ * devices and drivers.
+ *
+ * Before the RC code is executed the first time, this function will be called
+ * with a 0 delta so RC pointer calculations can be one in one place.
+ *
+ * @param pDevIns Pointer to the device instance.
+ * @param offDelta The relocation delta relative to the old location.
+ *
+ * @remarks A relocation CANNOT fail.
+ *
+ * @remarks The device critical section is not entered. The relocations should
+ * not normally require any locking.
+ */
+typedef DECLCALLBACKTYPE(void, FNPDMDEVRELOCATE,(PPDMDEVINS pDevIns, RTGCINTPTR offDelta));
+/** Pointer to a FNPDMDEVRELOCATE() function. */
+typedef FNPDMDEVRELOCATE *PFNPDMDEVRELOCATE;
+
+/**
+ * Power On notification.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance data.
+ *
+ * @remarks Caller enters the device critical section.
+ */
+typedef DECLCALLBACKTYPE(void, FNPDMDEVPOWERON,(PPDMDEVINS pDevIns));
+/** Pointer to a FNPDMDEVPOWERON() function. */
+typedef FNPDMDEVPOWERON *PFNPDMDEVPOWERON;
+
+/**
+ * Reset notification.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance data.
+ *
+ * @remarks Caller enters the device critical section.
+ */
+typedef DECLCALLBACKTYPE(void, FNPDMDEVRESET,(PPDMDEVINS pDevIns));
+/** Pointer to a FNPDMDEVRESET() function. */
+typedef FNPDMDEVRESET *PFNPDMDEVRESET;
+
+/**
+ * Soft reset notification.
+ *
+ * This is mainly for emulating the 286 style protected mode exits, in which
+ * most devices should remain in their current state.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance data.
+ * @param fFlags PDMVMRESET_F_XXX (only bits relevant to soft resets).
+ *
+ * @remarks Caller enters the device critical section.
+ */
+typedef DECLCALLBACKTYPE(void, FNPDMDEVSOFTRESET,(PPDMDEVINS pDevIns, uint32_t fFlags));
+/** Pointer to a FNPDMDEVSOFTRESET() function. */
+typedef FNPDMDEVSOFTRESET *PFNPDMDEVSOFTRESET;
+
+/** @name PDMVMRESET_F_XXX - VM reset flags.
+ * These flags are used both for FNPDMDEVSOFTRESET and for hardware signalling
+ * reset via PDMDevHlpVMReset.
+ * @{ */
+/** Unknown reason. */
+#define PDMVMRESET_F_UNKNOWN UINT32_C(0x00000000)
+/** GIM triggered reset. */
+#define PDMVMRESET_F_GIM UINT32_C(0x00000001)
+/** The last source always causing hard resets. */
+#define PDMVMRESET_F_LAST_ALWAYS_HARD PDMVMRESET_F_GIM
+/** ACPI triggered reset. */
+#define PDMVMRESET_F_ACPI UINT32_C(0x0000000c)
+/** PS/2 system port A (92h) reset. */
+#define PDMVMRESET_F_PORT_A UINT32_C(0x0000000d)
+/** Keyboard reset. */
+#define PDMVMRESET_F_KBD UINT32_C(0x0000000e)
+/** Tripple fault. */
+#define PDMVMRESET_F_TRIPLE_FAULT UINT32_C(0x0000000f)
+/** Reset source mask. */
+#define PDMVMRESET_F_SRC_MASK UINT32_C(0x0000000f)
+/** @} */
+
+/**
+ * Suspend notification.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance data.
+ * @thread EMT(0)
+ *
+ * @remarks Caller enters the device critical section.
+ */
+typedef DECLCALLBACKTYPE(void, FNPDMDEVSUSPEND,(PPDMDEVINS pDevIns));
+/** Pointer to a FNPDMDEVSUSPEND() function. */
+typedef FNPDMDEVSUSPEND *PFNPDMDEVSUSPEND;
+
+/**
+ * Resume notification.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance data.
+ *
+ * @remarks Caller enters the device critical section.
+ */
+typedef DECLCALLBACKTYPE(void, FNPDMDEVRESUME,(PPDMDEVINS pDevIns));
+/** Pointer to a FNPDMDEVRESUME() function. */
+typedef FNPDMDEVRESUME *PFNPDMDEVRESUME;
+
+/**
+ * Power Off notification.
+ *
+ * This is always called when VMR3PowerOff is called.
+ * There will be no callback when hot plugging devices.
+ *
+ * @param pDevIns The device instance data.
+ * @thread EMT(0)
+ *
+ * @remarks Caller enters the device critical section.
+ */
+typedef DECLCALLBACKTYPE(void, FNPDMDEVPOWEROFF,(PPDMDEVINS pDevIns));
+/** Pointer to a FNPDMDEVPOWEROFF() function. */
+typedef FNPDMDEVPOWEROFF *PFNPDMDEVPOWEROFF;
+
+/**
+ * Attach command.
+ *
+ * This is called to let the device attach to a driver for a specified LUN
+ * at runtime. This is not called during VM construction, the device
+ * constructor has to attach to all the available drivers.
+ *
+ * This is like plugging in the keyboard or mouse after turning on the PC.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param iLUN The logical unit which is being attached.
+ * @param fFlags Flags, combination of the PDM_TACH_FLAGS_* \#defines.
+ *
+ * @remarks Caller enters the device critical section.
+ */
+typedef DECLCALLBACKTYPE(int, FNPDMDEVATTACH,(PPDMDEVINS pDevIns, unsigned iLUN, uint32_t fFlags));
+/** Pointer to a FNPDMDEVATTACH() function. */
+typedef FNPDMDEVATTACH *PFNPDMDEVATTACH;
+
+/**
+ * Detach notification.
+ *
+ * This is called when a driver is detaching itself from a LUN of the device.
+ * The device should adjust its state to reflect this.
+ *
+ * This is like unplugging the network cable to use it for the laptop or
+ * something while the PC is still running.
+ *
+ * @param pDevIns The device instance.
+ * @param iLUN The logical unit which is being detached.
+ * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
+ *
+ * @remarks Caller enters the device critical section.
+ */
+typedef DECLCALLBACKTYPE(void, FNPDMDEVDETACH,(PPDMDEVINS pDevIns, unsigned iLUN, uint32_t fFlags));
+/** Pointer to a FNPDMDEVDETACH() function. */
+typedef FNPDMDEVDETACH *PFNPDMDEVDETACH;
+
+/**
+ * Query the base interface of a logical unit.
+ *
+ * @returns VBOX status code.
+ * @param pDevIns The device instance.
+ * @param iLUN The logicial unit to query.
+ * @param ppBase Where to store the pointer to the base interface of the LUN.
+ *
+ * @remarks The device critical section is not entered.
+ */
+typedef DECLCALLBACKTYPE(int, FNPDMDEVQUERYINTERFACE,(PPDMDEVINS pDevIns, unsigned iLUN, PPDMIBASE *ppBase));
+/** Pointer to a FNPDMDEVQUERYINTERFACE() function. */
+typedef FNPDMDEVQUERYINTERFACE *PFNPDMDEVQUERYINTERFACE;
+
+/**
+ * Init complete notification (after ring-0 & RC init since 5.1).
+ *
+ * This can be done to do communication with other devices and other
+ * initialization which requires everything to be in place.
+ *
+ * @returns VBOX status code.
+ * @param pDevIns The device instance.
+ *
+ * @remarks Caller enters the device critical section.
+ */
+typedef DECLCALLBACKTYPE(int, FNPDMDEVINITCOMPLETE,(PPDMDEVINS pDevIns));
+/** Pointer to a FNPDMDEVINITCOMPLETE() function. */
+typedef FNPDMDEVINITCOMPLETE *PFNPDMDEVINITCOMPLETE;
+
+
+/**
+ * The context of a pfnMemSetup call.
+ */
+typedef enum PDMDEVMEMSETUPCTX
+{
+ /** Invalid zero value. */
+ PDMDEVMEMSETUPCTX_INVALID = 0,
+ /** After construction. */
+ PDMDEVMEMSETUPCTX_AFTER_CONSTRUCTION,
+ /** After reset. */
+ PDMDEVMEMSETUPCTX_AFTER_RESET,
+ /** Type size hack. */
+ PDMDEVMEMSETUPCTX_32BIT_HACK = 0x7fffffff
+} PDMDEVMEMSETUPCTX;
+
+
+/**
+ * PDM Device Registration Structure.
+ *
+ * This structure is used when registering a device from VBoxInitDevices() in HC
+ * Ring-3. PDM will continue use till the VM is terminated.
+ *
+ * @note The first part is the same in every context.
+ */
+typedef struct PDMDEVREGR3
+{
+ /** Structure version. PDM_DEVREGR3_VERSION defines the current version. */
+ uint32_t u32Version;
+ /** Reserved, must be zero. */
+ uint32_t uReserved0;
+ /** Device name, must match the ring-3 one. */
+ char szName[32];
+ /** Flags, combination of the PDM_DEVREG_FLAGS_* \#defines. */
+ uint32_t fFlags;
+ /** Device class(es), combination of the PDM_DEVREG_CLASS_* \#defines. */
+ uint32_t fClass;
+ /** Maximum number of instances (per VM). */
+ uint32_t cMaxInstances;
+ /** The shared data structure version number. */
+ uint32_t uSharedVersion;
+ /** Size of the instance data. */
+ uint32_t cbInstanceShared;
+ /** Size of the ring-0 instance data. */
+ uint32_t cbInstanceCC;
+ /** Size of the raw-mode instance data. */
+ uint32_t cbInstanceRC;
+ /** Max number of PCI devices. */
+ uint16_t cMaxPciDevices;
+ /** Max number of MSI-X vectors in any of the PCI devices. */
+ uint16_t cMaxMsixVectors;
+ /** The description of the device. The UTF-8 string pointed to shall, like this structure,
+ * remain unchanged from registration till VM destruction. */
+ const char *pszDescription;
+
+ /** Name of the raw-mode context module (no path).
+ * Only evalutated if PDM_DEVREG_FLAGS_RC is set. */
+ const char *pszRCMod;
+ /** Name of the ring-0 module (no path).
+ * Only evalutated if PDM_DEVREG_FLAGS_R0 is set. */
+ const char *pszR0Mod;
+
+ /** Construct instance - required. */
+ PFNPDMDEVCONSTRUCT pfnConstruct;
+ /** Destruct instance - optional.
+ * Critical section NOT entered (will be destroyed). */
+ PFNPDMDEVDESTRUCT pfnDestruct;
+ /** Relocation command - optional.
+ * Critical section NOT entered. */
+ PFNPDMDEVRELOCATE pfnRelocate;
+ /**
+ * Memory setup callback.
+ *
+ * @param pDevIns The device instance data.
+ * @param enmCtx Indicates the context of the call.
+ * @remarks The critical section is entered prior to calling this method.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnMemSetup, (PPDMDEVINS pDevIns, PDMDEVMEMSETUPCTX enmCtx));
+ /** Power on notification - optional.
+ * Critical section is entered. */
+ PFNPDMDEVPOWERON pfnPowerOn;
+ /** Reset notification - optional.
+ * Critical section is entered. */
+ PFNPDMDEVRESET pfnReset;
+ /** Suspend notification - optional.
+ * Critical section is entered. */
+ PFNPDMDEVSUSPEND pfnSuspend;
+ /** Resume notification - optional.
+ * Critical section is entered. */
+ PFNPDMDEVRESUME pfnResume;
+ /** Attach command - optional.
+ * Critical section is entered. */
+ PFNPDMDEVATTACH pfnAttach;
+ /** Detach notification - optional.
+ * Critical section is entered. */
+ PFNPDMDEVDETACH pfnDetach;
+ /** Query a LUN base interface - optional.
+ * Critical section is NOT entered. */
+ PFNPDMDEVQUERYINTERFACE pfnQueryInterface;
+ /** Init complete notification - optional.
+ * Critical section is entered. */
+ PFNPDMDEVINITCOMPLETE pfnInitComplete;
+ /** Power off notification - optional.
+ * Critical section is entered. */
+ PFNPDMDEVPOWEROFF pfnPowerOff;
+ /** Software system reset notification - optional.
+ * Critical section is entered. */
+ PFNPDMDEVSOFTRESET pfnSoftReset;
+
+ /** @name Reserved for future extensions, must be zero.
+ * @{ */
+ DECLR3CALLBACKMEMBER(int, pfnReserved0, (PPDMDEVINS pDevIns));
+ DECLR3CALLBACKMEMBER(int, pfnReserved1, (PPDMDEVINS pDevIns));
+ DECLR3CALLBACKMEMBER(int, pfnReserved2, (PPDMDEVINS pDevIns));
+ DECLR3CALLBACKMEMBER(int, pfnReserved3, (PPDMDEVINS pDevIns));
+ DECLR3CALLBACKMEMBER(int, pfnReserved4, (PPDMDEVINS pDevIns));
+ DECLR3CALLBACKMEMBER(int, pfnReserved5, (PPDMDEVINS pDevIns));
+ DECLR3CALLBACKMEMBER(int, pfnReserved6, (PPDMDEVINS pDevIns));
+ DECLR3CALLBACKMEMBER(int, pfnReserved7, (PPDMDEVINS pDevIns));
+ /** @} */
+
+ /** Initialization safty marker. */
+ uint32_t u32VersionEnd;
+} PDMDEVREGR3;
+/** Pointer to a PDM Device Structure. */
+typedef PDMDEVREGR3 *PPDMDEVREGR3;
+/** Const pointer to a PDM Device Structure. */
+typedef PDMDEVREGR3 const *PCPDMDEVREGR3;
+/** Current DEVREGR3 version number. */
+#define PDM_DEVREGR3_VERSION PDM_VERSION_MAKE(0xffff, 4, 0)
+
+
+/** PDM Device Flags.
+ * @{ */
+/** This flag is used to indicate that the device has a R0 component. */
+#define PDM_DEVREG_FLAGS_R0 UINT32_C(0x00000001)
+/** Requires the ring-0 component, ignore configuration values. */
+#define PDM_DEVREG_FLAGS_REQUIRE_R0 UINT32_C(0x00000002)
+/** Requires the ring-0 component, ignore configuration values. */
+#define PDM_DEVREG_FLAGS_OPT_IN_R0 UINT32_C(0x00000004)
+
+/** This flag is used to indicate that the device has a RC component. */
+#define PDM_DEVREG_FLAGS_RC UINT32_C(0x00000010)
+/** Requires the raw-mode component, ignore configuration values. */
+#define PDM_DEVREG_FLAGS_REQUIRE_RC UINT32_C(0x00000020)
+/** Requires the raw-mode component, ignore configuration values. */
+#define PDM_DEVREG_FLAGS_OPT_IN_RC UINT32_C(0x00000040)
+
+/** Convenience: PDM_DEVREG_FLAGS_R0 + PDM_DEVREG_FLAGS_RC */
+#define PDM_DEVREG_FLAGS_RZ (PDM_DEVREG_FLAGS_R0 | PDM_DEVREG_FLAGS_RC)
+
+/** @def PDM_DEVREG_FLAGS_HOST_BITS_DEFAULT
+ * The bit count for the current host.
+ * @note Superfluous, but still around for hysterical raisins. */
+#if HC_ARCH_BITS == 32
+# define PDM_DEVREG_FLAGS_HOST_BITS_DEFAULT UINT32_C(0x00000100)
+#elif HC_ARCH_BITS == 64
+# define PDM_DEVREG_FLAGS_HOST_BITS_DEFAULT UINT32_C(0x00000200)
+#else
+# error Unsupported HC_ARCH_BITS value.
+#endif
+/** The host bit count mask. */
+#define PDM_DEVREG_FLAGS_HOST_BITS_MASK UINT32_C(0x00000300)
+
+/** The device support only 32-bit guests. */
+#define PDM_DEVREG_FLAGS_GUEST_BITS_32 UINT32_C(0x00001000)
+/** The device support only 64-bit guests. */
+#define PDM_DEVREG_FLAGS_GUEST_BITS_64 UINT32_C(0x00002000)
+/** The device support both 32-bit & 64-bit guests. */
+#define PDM_DEVREG_FLAGS_GUEST_BITS_32_64 UINT32_C(0x00003000)
+/** @def PDM_DEVREG_FLAGS_GUEST_BITS_DEFAULT
+ * The guest bit count for the current compilation. */
+#if GC_ARCH_BITS == 32
+# define PDM_DEVREG_FLAGS_GUEST_BITS_DEFAULT PDM_DEVREG_FLAGS_GUEST_BITS_32
+#elif GC_ARCH_BITS == 64
+# define PDM_DEVREG_FLAGS_GUEST_BITS_DEFAULT PDM_DEVREG_FLAGS_GUEST_BITS_32_64
+#else
+# error Unsupported GC_ARCH_BITS value.
+#endif
+/** The guest bit count mask. */
+#define PDM_DEVREG_FLAGS_GUEST_BITS_MASK UINT32_C(0x00003000)
+
+/** A convenience. */
+#define PDM_DEVREG_FLAGS_DEFAULT_BITS (PDM_DEVREG_FLAGS_GUEST_BITS_DEFAULT | PDM_DEVREG_FLAGS_HOST_BITS_DEFAULT)
+
+/** Indicates that the device needs to be notified before the drivers when suspending. */
+#define PDM_DEVREG_FLAGS_FIRST_SUSPEND_NOTIFICATION UINT32_C(0x00010000)
+/** Indicates that the device needs to be notified before the drivers when powering off. */
+#define PDM_DEVREG_FLAGS_FIRST_POWEROFF_NOTIFICATION UINT32_C(0x00020000)
+/** Indicates that the device needs to be notified before the drivers when resetting. */
+#define PDM_DEVREG_FLAGS_FIRST_RESET_NOTIFICATION UINT32_C(0x00040000)
+
+/** This flag is used to indicate that the device has been converted to the
+ * new device style. */
+#define PDM_DEVREG_FLAGS_NEW_STYLE UINT32_C(0x80000000)
+
+/** @} */
+
+
+/** PDM Device Classes.
+ * The order is important, lower bit earlier instantiation.
+ * @{ */
+/** Architecture device. */
+#define PDM_DEVREG_CLASS_ARCH RT_BIT(0)
+/** Architecture BIOS device. */
+#define PDM_DEVREG_CLASS_ARCH_BIOS RT_BIT(1)
+/** PCI bus brigde. */
+#define PDM_DEVREG_CLASS_BUS_PCI RT_BIT(2)
+/** PCI built-in device (e.g. PCI root complex devices). */
+#define PDM_DEVREG_CLASS_PCI_BUILTIN RT_BIT(3)
+/** Input device (mouse, keyboard, joystick, HID, ...). */
+#define PDM_DEVREG_CLASS_INPUT RT_BIT(4)
+/** Interrupt controller (PIC). */
+#define PDM_DEVREG_CLASS_PIC RT_BIT(5)
+/** Interval controoler (PIT). */
+#define PDM_DEVREG_CLASS_PIT RT_BIT(6)
+/** RTC/CMOS. */
+#define PDM_DEVREG_CLASS_RTC RT_BIT(7)
+/** DMA controller. */
+#define PDM_DEVREG_CLASS_DMA RT_BIT(8)
+/** VMM Device. */
+#define PDM_DEVREG_CLASS_VMM_DEV RT_BIT(9)
+/** Graphics device, like VGA. */
+#define PDM_DEVREG_CLASS_GRAPHICS RT_BIT(10)
+/** Storage controller device. */
+#define PDM_DEVREG_CLASS_STORAGE RT_BIT(11)
+/** Network interface controller. */
+#define PDM_DEVREG_CLASS_NETWORK RT_BIT(12)
+/** Audio. */
+#define PDM_DEVREG_CLASS_AUDIO RT_BIT(13)
+/** USB HIC. */
+#define PDM_DEVREG_CLASS_BUS_USB RT_BIT(14)
+/** ACPI. */
+#define PDM_DEVREG_CLASS_ACPI RT_BIT(15)
+/** Serial controller device. */
+#define PDM_DEVREG_CLASS_SERIAL RT_BIT(16)
+/** Parallel controller device */
+#define PDM_DEVREG_CLASS_PARALLEL RT_BIT(17)
+/** Host PCI pass-through device */
+#define PDM_DEVREG_CLASS_HOST_DEV RT_BIT(18)
+/** Misc devices (always last). */
+#define PDM_DEVREG_CLASS_MISC RT_BIT(31)
+/** @} */
+
+
+/**
+ * PDM Device Registration Structure, ring-0.
+ *
+ * This structure is used when registering a device from VBoxInitDevices() in HC
+ * Ring-0. PDM will continue use till the VM is terminated.
+ */
+typedef struct PDMDEVREGR0
+{
+ /** Structure version. PDM_DEVREGR0_VERSION defines the current version. */
+ uint32_t u32Version;
+ /** Reserved, must be zero. */
+ uint32_t uReserved0;
+ /** Device name, must match the ring-3 one. */
+ char szName[32];
+ /** Flags, combination of the PDM_DEVREG_FLAGS_* \#defines. */
+ uint32_t fFlags;
+ /** Device class(es), combination of the PDM_DEVREG_CLASS_* \#defines. */
+ uint32_t fClass;
+ /** Maximum number of instances (per VM). */
+ uint32_t cMaxInstances;
+ /** The shared data structure version number. */
+ uint32_t uSharedVersion;
+ /** Size of the instance data. */
+ uint32_t cbInstanceShared;
+ /** Size of the ring-0 instance data. */
+ uint32_t cbInstanceCC;
+ /** Size of the raw-mode instance data. */
+ uint32_t cbInstanceRC;
+ /** Max number of PCI devices. */
+ uint16_t cMaxPciDevices;
+ /** Max number of MSI-X vectors in any of the PCI devices. */
+ uint16_t cMaxMsixVectors;
+ /** The description of the device. The UTF-8 string pointed to shall, like this structure,
+ * remain unchanged from registration till VM destruction. */
+ const char *pszDescription;
+
+ /**
+ * Early construction callback (optional).
+ *
+ * This is called right after the device instance structure has been allocated
+ * and before the ring-3 constructor gets called.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance data.
+ * @note The destructure is always called, regardless of the return status.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnEarlyConstruct, (PPDMDEVINS pDevIns));
+
+ /**
+ * Regular construction callback (optional).
+ *
+ * This is called after (or during) the ring-3 constructor.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance data.
+ * @note The destructure is always called, regardless of the return status.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnConstruct, (PPDMDEVINS pDevIns));
+
+ /**
+ * Destructor (optional).
+ *
+ * This is called after the ring-3 destruction. This is not called if ring-3
+ * fails to trigger it (e.g. process is killed or crashes).
+ *
+ * @param pDevIns The device instance data.
+ */
+ DECLR0CALLBACKMEMBER(void, pfnDestruct, (PPDMDEVINS pDevIns));
+
+ /**
+ * Final destructor (optional).
+ *
+ * This is called right before the memory is freed, which happens when the
+ * VM/GVM object is destroyed. This is always called.
+ *
+ * @param pDevIns The device instance data.
+ */
+ DECLR0CALLBACKMEMBER(void, pfnFinalDestruct, (PPDMDEVINS pDevIns));
+
+ /**
+ * Generic request handler (optional).
+ *
+ * @param pDevIns The device instance data.
+ * @param uReq Device specific request.
+ * @param uArg Request argument.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnRequest, (PPDMDEVINS pDevIns, uint32_t uReq, uint64_t uArg));
+
+ /** @name Reserved for future extensions, must be zero.
+ * @{ */
+ DECLR0CALLBACKMEMBER(int, pfnReserved0, (PPDMDEVINS pDevIns));
+ DECLR0CALLBACKMEMBER(int, pfnReserved1, (PPDMDEVINS pDevIns));
+ DECLR0CALLBACKMEMBER(int, pfnReserved2, (PPDMDEVINS pDevIns));
+ DECLR0CALLBACKMEMBER(int, pfnReserved3, (PPDMDEVINS pDevIns));
+ DECLR0CALLBACKMEMBER(int, pfnReserved4, (PPDMDEVINS pDevIns));
+ DECLR0CALLBACKMEMBER(int, pfnReserved5, (PPDMDEVINS pDevIns));
+ DECLR0CALLBACKMEMBER(int, pfnReserved6, (PPDMDEVINS pDevIns));
+ DECLR0CALLBACKMEMBER(int, pfnReserved7, (PPDMDEVINS pDevIns));
+ /** @} */
+
+ /** Initialization safty marker. */
+ uint32_t u32VersionEnd;
+} PDMDEVREGR0;
+/** Pointer to a ring-0 PDM device registration structure. */
+typedef PDMDEVREGR0 *PPDMDEVREGR0;
+/** Pointer to a const ring-0 PDM device registration structure. */
+typedef PDMDEVREGR0 const *PCPDMDEVREGR0;
+/** Current DEVREGR0 version number. */
+#define PDM_DEVREGR0_VERSION PDM_VERSION_MAKE(0xff80, 1, 0)
+
+
+/**
+ * PDM Device Registration Structure, raw-mode
+ *
+ * At the moment, this structure is mostly here to match the other two contexts.
+ */
+typedef struct PDMDEVREGRC
+{
+ /** Structure version. PDM_DEVREGRC_VERSION defines the current version. */
+ uint32_t u32Version;
+ /** Reserved, must be zero. */
+ uint32_t uReserved0;
+ /** Device name, must match the ring-3 one. */
+ char szName[32];
+ /** Flags, combination of the PDM_DEVREG_FLAGS_* \#defines. */
+ uint32_t fFlags;
+ /** Device class(es), combination of the PDM_DEVREG_CLASS_* \#defines. */
+ uint32_t fClass;
+ /** Maximum number of instances (per VM). */
+ uint32_t cMaxInstances;
+ /** The shared data structure version number. */
+ uint32_t uSharedVersion;
+ /** Size of the instance data. */
+ uint32_t cbInstanceShared;
+ /** Size of the ring-0 instance data. */
+ uint32_t cbInstanceCC;
+ /** Size of the raw-mode instance data. */
+ uint32_t cbInstanceRC;
+ /** Max number of PCI devices. */
+ uint16_t cMaxPciDevices;
+ /** Max number of MSI-X vectors in any of the PCI devices. */
+ uint16_t cMaxMsixVectors;
+ /** The description of the device. The UTF-8 string pointed to shall, like this structure,
+ * remain unchanged from registration till VM destruction. */
+ const char *pszDescription;
+
+ /**
+ * Constructor callback.
+ *
+ * This is called much later than both the ring-0 and ring-3 constructors, since
+ * raw-mode v2 require a working VMM to run actual code.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance data.
+ * @note The destructure is always called, regardless of the return status.
+ */
+ DECLRGCALLBACKMEMBER(int, pfnConstruct, (PPDMDEVINS pDevIns));
+
+ /** @name Reserved for future extensions, must be zero.
+ * @{ */
+ DECLRCCALLBACKMEMBER(int, pfnReserved0, (PPDMDEVINS pDevIns));
+ DECLRCCALLBACKMEMBER(int, pfnReserved1, (PPDMDEVINS pDevIns));
+ DECLRCCALLBACKMEMBER(int, pfnReserved2, (PPDMDEVINS pDevIns));
+ DECLRCCALLBACKMEMBER(int, pfnReserved3, (PPDMDEVINS pDevIns));
+ DECLRCCALLBACKMEMBER(int, pfnReserved4, (PPDMDEVINS pDevIns));
+ DECLRCCALLBACKMEMBER(int, pfnReserved5, (PPDMDEVINS pDevIns));
+ DECLRCCALLBACKMEMBER(int, pfnReserved6, (PPDMDEVINS pDevIns));
+ DECLRCCALLBACKMEMBER(int, pfnReserved7, (PPDMDEVINS pDevIns));
+ /** @} */
+
+ /** Initialization safty marker. */
+ uint32_t u32VersionEnd;
+} PDMDEVREGRC;
+/** Pointer to a raw-mode PDM device registration structure. */
+typedef PDMDEVREGRC *PPDMDEVREGRC;
+/** Pointer to a const raw-mode PDM device registration structure. */
+typedef PDMDEVREGRC const *PCPDMDEVREGRC;
+/** Current DEVREGRC version number. */
+#define PDM_DEVREGRC_VERSION PDM_VERSION_MAKE(0xff81, 1, 0)
+
+
+
+/** @def PDM_DEVREG_VERSION
+ * Current DEVREG version number. */
+/** @typedef PDMDEVREGR3
+ * A current context PDM device registration structure. */
+/** @typedef PPDMDEVREGR3
+ * Pointer to a current context PDM device registration structure. */
+/** @typedef PCPDMDEVREGR3
+ * Pointer to a const current context PDM device registration structure. */
+#if defined(IN_RING3) || defined(DOXYGEN_RUNNING)
+# define PDM_DEVREG_VERSION PDM_DEVREGR3_VERSION
+typedef PDMDEVREGR3 PDMDEVREG;
+typedef PPDMDEVREGR3 PPDMDEVREG;
+typedef PCPDMDEVREGR3 PCPDMDEVREG;
+#elif defined(IN_RING0)
+# define PDM_DEVREG_VERSION PDM_DEVREGR0_VERSION
+typedef PDMDEVREGR0 PDMDEVREG;
+typedef PPDMDEVREGR0 PPDMDEVREG;
+typedef PCPDMDEVREGR0 PCPDMDEVREG;
+#elif defined(IN_RC)
+# define PDM_DEVREG_VERSION PDM_DEVREGRC_VERSION
+typedef PDMDEVREGRC PDMDEVREG;
+typedef PPDMDEVREGRC PPDMDEVREG;
+typedef PCPDMDEVREGRC PCPDMDEVREG;
+#else
+# error "Not IN_RING3, IN_RING0 or IN_RC"
+#endif
+
+
+/**
+ * Device registrations for ring-0 modules.
+ *
+ * This structure is used directly and must therefore reside in persistent
+ * memory (i.e. the data section).
+ */
+typedef struct PDMDEVMODREGR0
+{
+ /** The structure version (PDM_DEVMODREGR0_VERSION). */
+ uint32_t u32Version;
+ /** Number of devices in the array papDevRegs points to. */
+ uint32_t cDevRegs;
+ /** Pointer to device registration structures. */
+ PCPDMDEVREGR0 *papDevRegs;
+ /** The ring-0 module handle - PDM internal, fingers off. */
+ void *hMod;
+ /** List entry - PDM internal, fingers off. */
+ RTLISTNODE ListEntry;
+} PDMDEVMODREGR0;
+/** Pointer to device registriations for a ring-0 module. */
+typedef PDMDEVMODREGR0 *PPDMDEVMODREGR0;
+/** Current PDMDEVMODREGR0 version number. */
+#define PDM_DEVMODREGR0_VERSION PDM_VERSION_MAKE(0xff85, 1, 0)
+
+
+/** @name IRQ Level for use with the *SetIrq APIs.
+ * @{
+ */
+/** Assert the IRQ (can assume value 1). */
+#define PDM_IRQ_LEVEL_HIGH RT_BIT(0)
+/** Deassert the IRQ (can assume value 0). */
+#define PDM_IRQ_LEVEL_LOW 0
+/** flip-flop - deassert and then assert the IRQ again immediately (PIC) /
+ * automatically deasserts it after delivery to the APIC (IOAPIC).
+ * @note Only suitable for edge trigger interrupts. */
+#define PDM_IRQ_LEVEL_FLIP_FLOP (RT_BIT(1) | PDM_IRQ_LEVEL_HIGH)
+/** @} */
+
+/**
+ * Registration record for MSI/MSI-X emulation.
+ */
+typedef struct PDMMSIREG
+{
+ /** Number of MSI interrupt vectors, 0 if MSI not supported */
+ uint16_t cMsiVectors;
+ /** Offset of MSI capability */
+ uint8_t iMsiCapOffset;
+ /** Offset of next capability to MSI */
+ uint8_t iMsiNextOffset;
+ /** If we support 64-bit MSI addressing */
+ bool fMsi64bit;
+ /** If we do not support per-vector masking */
+ bool fMsiNoMasking;
+
+ /** Number of MSI-X interrupt vectors, 0 if MSI-X not supported */
+ uint16_t cMsixVectors;
+ /** Offset of MSI-X capability */
+ uint8_t iMsixCapOffset;
+ /** Offset of next capability to MSI-X */
+ uint8_t iMsixNextOffset;
+ /** Value of PCI BAR (base addresss register) assigned by device for MSI-X page access */
+ uint8_t iMsixBar;
+} PDMMSIREG;
+typedef PDMMSIREG *PPDMMSIREG;
+
+/**
+ * PCI Bus registration structure.
+ * All the callbacks, except the PCIBIOS hack, are working on PCI devices.
+ */
+typedef struct PDMPCIBUSREGR3
+{
+ /** Structure version number. PDM_PCIBUSREGR3_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Registers the device with the default PCI bus.
+ *
+ * @returns VBox status code.
+ * @param pDevIns Device instance of the PCI Bus.
+ * @param pPciDev The PCI device structure.
+ * @param fFlags Reserved for future use, PDMPCIDEVREG_F_MBZ.
+ * @param uPciDevNo PDMPCIDEVREG_DEV_NO_FIRST_UNUSED, or a specific
+ * device number (0-31).
+ * @param uPciFunNo PDMPCIDEVREG_FUN_NO_FIRST_UNUSED, or a specific
+ * function number (0-7).
+ * @param pszName Device name (static but not unique).
+ *
+ * @remarks Caller enters the PDM critical section.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnRegisterR3,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t fFlags,
+ uint8_t uPciDevNo, uint8_t uPciFunNo, const char *pszName));
+
+ /**
+ * Initialize MSI or MSI-X emulation support in a PCI device.
+ *
+ * This cannot handle all corner cases of the MSI/MSI-X spec, but for the
+ * vast majority of device emulation it covers everything necessary. It's
+ * fully automatic, taking care of all BAR and config space requirements,
+ * and interrupt delivery is done using PDMDevHlpPCISetIrq and friends.
+ * When MSI/MSI-X is enabled then the iIrq parameter is redefined to take
+ * the vector number (otherwise it has the usual INTA-D meaning for PCI).
+ *
+ * A device not using this can still offer MSI/MSI-X. In this case it's
+ * completely up to the device (in the MSI-X case) to create/register the
+ * necessary MMIO BAR, handle all config space/BAR updating and take care
+ * of delivering the interrupts appropriately.
+ *
+ * @returns VBox status code.
+ * @param pDevIns Device instance of the PCI Bus.
+ * @param pPciDev The PCI device structure.
+ * @param pMsiReg MSI emulation registration structure
+ * @remarks Caller enters the PDM critical section.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnRegisterMsiR3,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, PPDMMSIREG pMsiReg));
+
+ /**
+ * Registers a I/O region (memory mapped or I/O ports) for a PCI device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns Device instance of the PCI Bus.
+ * @param pPciDev The PCI device structure.
+ * @param iRegion The region number.
+ * @param cbRegion Size of the region.
+ * @param enmType PCI_ADDRESS_SPACE_MEM, PCI_ADDRESS_SPACE_IO or
+ * PCI_ADDRESS_SPACE_MEM_PREFETCH, optionally with
+ * PCI_ADDRESS_SPACE_BAR64 or'ed in.
+ * @param fFlags PDMPCIDEV_IORGN_F_XXX.
+ * @param hHandle An I/O port, MMIO or MMIO2 handle according to
+ * @a fFlags, UINT64_MAX if no handle is passed
+ * (old style).
+ * @param pfnMapUnmap Callback for doing the mapping. Optional if a handle
+ * is given.
+ * @remarks Caller enters the PDM critical section.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnIORegionRegisterR3,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t iRegion,
+ RTGCPHYS cbRegion, PCIADDRESSSPACE enmType, uint32_t fFlags,
+ uint64_t hHandle, PFNPCIIOREGIONMAP pfnMapUnmap));
+
+ /**
+ * Register PCI configuration space read/write intercept callbacks.
+ *
+ * @param pDevIns Device instance of the PCI Bus.
+ * @param pPciDev The PCI device structure.
+ * @param pfnRead Pointer to the user defined PCI config read function.
+ * @param pfnWrite Pointer to the user defined PCI config write function.
+ * to call default PCI config write function. Can be NULL.
+ * @remarks Caller enters the PDM critical section.
+ * @thread EMT
+ */
+ DECLR3CALLBACKMEMBER(void, pfnInterceptConfigAccesses,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev,
+ PFNPCICONFIGREAD pfnRead, PFNPCICONFIGWRITE pfnWrite));
+
+ /**
+ * Perform a PCI configuration space write, bypassing interception.
+ *
+ * This is for devices that make use of PDMDevHlpPCIInterceptConfigAccesses().
+ *
+ * @returns Strict VBox status code (mainly DBGFSTOP).
+ * @param pDevIns Device instance of the PCI Bus.
+ * @param pPciDev The PCI device which config space is being read.
+ * @param uAddress The config space address.
+ * @param cb The size of the read: 1, 2 or 4 bytes.
+ * @param u32Value The value to write.
+ * @note The caller (PDM) does not enter the PDM critsect, but it is possible
+ * that the (root) bus will have done that already.
+ */
+ DECLR3CALLBACKMEMBER(VBOXSTRICTRC, pfnConfigWrite,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev,
+ uint32_t uAddress, unsigned cb, uint32_t u32Value));
+
+ /**
+ * Perform a PCI configuration space read, bypassing interception.
+ *
+ * This is for devices that make use of PDMDevHlpPCIInterceptConfigAccesses().
+ *
+ * @returns Strict VBox status code (mainly DBGFSTOP).
+ * @param pDevIns Device instance of the PCI Bus.
+ * @param pPciDev The PCI device which config space is being read.
+ * @param uAddress The config space address.
+ * @param cb The size of the read: 1, 2 or 4 bytes.
+ * @param pu32Value Where to return the value.
+ * @note The caller (PDM) does not enter the PDM critsect, but it is possible
+ * that the (root) bus will have done that already.
+ */
+ DECLR3CALLBACKMEMBER(VBOXSTRICTRC, pfnConfigRead,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev,
+ uint32_t uAddress, unsigned cb, uint32_t *pu32Value));
+
+ /**
+ * Set the IRQ for a PCI device.
+ *
+ * @param pDevIns Device instance of the PCI Bus.
+ * @param pPciDev The PCI device structure.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ * @remarks Caller enters the PDM critical section.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnSetIrqR3,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel, uint32_t uTagSrc));
+
+ /** Marks the end of the structure with PDM_PCIBUSREGR3_VERSION. */
+ uint32_t u32EndVersion;
+} PDMPCIBUSREGR3;
+/** Pointer to a PCI bus registration structure. */
+typedef PDMPCIBUSREGR3 *PPDMPCIBUSREGR3;
+/** Current PDMPCIBUSREGR3 version number. */
+#define PDM_PCIBUSREGR3_VERSION PDM_VERSION_MAKE(0xff86, 2, 0)
+
+/**
+ * PCI Bus registration structure for ring-0.
+ */
+typedef struct PDMPCIBUSREGR0
+{
+ /** Structure version number. PDM_PCIBUSREGR0_VERSION defines the current version. */
+ uint32_t u32Version;
+ /** The PCI bus number (from ring-3 registration). */
+ uint32_t iBus;
+ /**
+ * Set the IRQ for a PCI device.
+ *
+ * @param pDevIns Device instance of the PCI Bus.
+ * @param pPciDev The PCI device structure.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ * @remarks Caller enters the PDM critical section.
+ */
+ DECLR0CALLBACKMEMBER(void, pfnSetIrq,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel, uint32_t uTagSrc));
+ /** Marks the end of the structure with PDM_PCIBUSREGR0_VERSION. */
+ uint32_t u32EndVersion;
+} PDMPCIBUSREGR0;
+/** Pointer to a PCI bus ring-0 registration structure. */
+typedef PDMPCIBUSREGR0 *PPDMPCIBUSREGR0;
+/** Current PDMPCIBUSREGR0 version number. */
+#define PDM_PCIBUSREGR0_VERSION PDM_VERSION_MAKE(0xff87, 1, 0)
+
+/**
+ * PCI Bus registration structure for raw-mode.
+ */
+typedef struct PDMPCIBUSREGRC
+{
+ /** Structure version number. PDM_PCIBUSREGRC_VERSION defines the current version. */
+ uint32_t u32Version;
+ /** The PCI bus number (from ring-3 registration). */
+ uint32_t iBus;
+ /**
+ * Set the IRQ for a PCI device.
+ *
+ * @param pDevIns Device instance of the PCI Bus.
+ * @param pPciDev The PCI device structure.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ * @remarks Caller enters the PDM critical section.
+ */
+ DECLRCCALLBACKMEMBER(void, pfnSetIrq,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel, uint32_t uTagSrc));
+ /** Marks the end of the structure with PDM_PCIBUSREGRC_VERSION. */
+ uint32_t u32EndVersion;
+} PDMPCIBUSREGRC;
+/** Pointer to a PCI bus raw-mode registration structure. */
+typedef PDMPCIBUSREGRC *PPDMPCIBUSREGRC;
+/** Current PDMPCIBUSREGRC version number. */
+#define PDM_PCIBUSREGRC_VERSION PDM_VERSION_MAKE(0xff88, 1, 0)
+
+/** PCI bus registration structure for the current context. */
+typedef CTX_SUFF(PDMPCIBUSREG) PDMPCIBUSREGCC;
+/** Pointer to a PCI bus registration structure for the current context. */
+typedef CTX_SUFF(PPDMPCIBUSREG) PPDMPCIBUSREGCC;
+/** PCI bus registration structure version for the current context. */
+#define PDM_PCIBUSREGCC_VERSION CTX_MID(PDM_PCIBUSREG,_VERSION)
+
+
+/**
+ * PCI Bus RC helpers.
+ */
+typedef struct PDMPCIHLPRC
+{
+ /** Structure version. PDM_PCIHLPRC_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Set an ISA IRQ.
+ *
+ * @param pDevIns PCI device instance.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ * @thread EMT only.
+ */
+ DECLRCCALLBACKMEMBER(void, pfnIsaSetIrq,(PPDMDEVINS pDevIns, int iIrq, int iLevel, uint32_t uTagSrc));
+
+ /**
+ * Set an I/O-APIC IRQ.
+ *
+ * @param pDevIns PCI device instance.
+ * @param uBusDevFn The bus:device:function of the device initiating the
+ * IRQ. Pass NIL_PCIBDF when it's not a PCI device or
+ * interrupt.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ * @thread EMT only.
+ */
+ DECLRCCALLBACKMEMBER(void, pfnIoApicSetIrq,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, int iIrq, int iLevel, uint32_t uTagSrc));
+
+ /**
+ * Send an MSI.
+ *
+ * @param pDevIns PCI device instance.
+ * @param uBusDevFn The bus:device:function of the device initiating the
+ * MSI. Cannot be NIL_PCIBDF.
+ * @param pMsi The MSI to send.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ * @thread EMT only.
+ */
+ DECLRCCALLBACKMEMBER(void, pfnIoApicSendMsi,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, PCMSIMSG pMsi, uint32_t uTagSrc));
+
+
+ /**
+ * Acquires the PDM lock.
+ *
+ * @returns VINF_SUCCESS on success.
+ * @returns rc if we failed to acquire the lock.
+ * @param pDevIns The PCI device instance.
+ * @param rc What to return if we fail to acquire the lock.
+ *
+ * @sa PDMCritSectEnter
+ */
+ DECLRCCALLBACKMEMBER(int, pfnLock,(PPDMDEVINS pDevIns, int rc));
+
+ /**
+ * Releases the PDM lock.
+ *
+ * @param pDevIns The PCI device instance.
+ */
+ DECLRCCALLBACKMEMBER(void, pfnUnlock,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets a bus by it's PDM ordinal (typically the parent bus).
+ *
+ * @returns Pointer to the device instance of the bus.
+ * @param pDevIns The PCI bus device instance.
+ * @param idxPdmBus The PDM ordinal value of the bus to get.
+ */
+ DECLRCCALLBACKMEMBER(PPDMDEVINS, pfnGetBusByNo,(PPDMDEVINS pDevIns, uint32_t idxPdmBus));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMPCIHLPRC;
+/** Pointer to PCI helpers. */
+typedef RCPTRTYPE(PDMPCIHLPRC *) PPDMPCIHLPRC;
+/** Pointer to const PCI helpers. */
+typedef RCPTRTYPE(const PDMPCIHLPRC *) PCPDMPCIHLPRC;
+
+/** Current PDMPCIHLPRC version number. */
+#define PDM_PCIHLPRC_VERSION PDM_VERSION_MAKE(0xfffd, 4, 0)
+
+
+/**
+ * PCI Bus R0 helpers.
+ */
+typedef struct PDMPCIHLPR0
+{
+ /** Structure version. PDM_PCIHLPR0_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Set an ISA IRQ.
+ *
+ * @param pDevIns PCI device instance.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ * @thread EMT only.
+ */
+ DECLR0CALLBACKMEMBER(void, pfnIsaSetIrq,(PPDMDEVINS pDevIns, int iIrq, int iLevel, uint32_t uTagSrc));
+
+ /**
+ * Set an I/O-APIC IRQ.
+ *
+ * @param pDevIns PCI device instance.
+ * @param uBusDevFn The bus:device:function of the device initiating the
+ * IRQ. Pass NIL_PCIBDF when it's not a PCI device or
+ * interrupt.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ * @thread EMT only.
+ */
+ DECLR0CALLBACKMEMBER(void, pfnIoApicSetIrq,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, int iIrq, int iLevel, uint32_t uTagSrc));
+
+ /**
+ * Send an MSI.
+ *
+ * @param pDevIns PCI device instance.
+ * @param uBusDevFn The bus:device:function of the device initiating the
+ * MSI. Cannot be NIL_PCIBDF.
+ * @param pMsi The MSI to send.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ * @thread EMT only.
+ */
+ DECLR0CALLBACKMEMBER(void, pfnIoApicSendMsi,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, PCMSIMSG pMsi, uint32_t uTagSrc));
+
+ /**
+ * Acquires the PDM lock.
+ *
+ * @returns VINF_SUCCESS on success.
+ * @returns rc if we failed to acquire the lock.
+ * @param pDevIns The PCI device instance.
+ * @param rc What to return if we fail to acquire the lock.
+ *
+ * @sa PDMCritSectEnter
+ */
+ DECLR0CALLBACKMEMBER(int, pfnLock,(PPDMDEVINS pDevIns, int rc));
+
+ /**
+ * Releases the PDM lock.
+ *
+ * @param pDevIns The PCI device instance.
+ */
+ DECLR0CALLBACKMEMBER(void, pfnUnlock,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets a bus by it's PDM ordinal (typically the parent bus).
+ *
+ * @returns Pointer to the device instance of the bus.
+ * @param pDevIns The PCI bus device instance.
+ * @param idxPdmBus The PDM ordinal value of the bus to get.
+ */
+ DECLR0CALLBACKMEMBER(PPDMDEVINS, pfnGetBusByNo,(PPDMDEVINS pDevIns, uint32_t idxPdmBus));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMPCIHLPR0;
+/** Pointer to PCI helpers. */
+typedef R0PTRTYPE(PDMPCIHLPR0 *) PPDMPCIHLPR0;
+/** Pointer to const PCI helpers. */
+typedef R0PTRTYPE(const PDMPCIHLPR0 *) PCPDMPCIHLPR0;
+
+/** Current PDMPCIHLPR0 version number. */
+#define PDM_PCIHLPR0_VERSION PDM_VERSION_MAKE(0xfffc, 6, 0)
+
+/**
+ * PCI device helpers.
+ */
+typedef struct PDMPCIHLPR3
+{
+ /** Structure version. PDM_PCIHLPR3_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Set an ISA IRQ.
+ *
+ * @param pDevIns The PCI device instance.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ */
+ DECLR3CALLBACKMEMBER(void, pfnIsaSetIrq,(PPDMDEVINS pDevIns, int iIrq, int iLevel, uint32_t uTagSrc));
+
+ /**
+ * Set an I/O-APIC IRQ.
+ *
+ * @param pDevIns The PCI device instance.
+ * @param uBusDevFn The bus:device:function of the device initiating the
+ * IRQ. Pass NIL_PCIBDF when it's not a PCI device or
+ * interrupt.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ */
+ DECLR3CALLBACKMEMBER(void, pfnIoApicSetIrq,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, int iIrq, int iLevel, uint32_t uTagSrc));
+
+ /**
+ * Send an MSI.
+ *
+ * @param pDevIns PCI device instance.
+ * @param uBusDevFn The bus:device:function of the device initiating the
+ * MSI. Cannot be NIL_PCIBDF.
+ * @param pMsi The MSI to send.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ */
+ DECLR3CALLBACKMEMBER(void, pfnIoApicSendMsi,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, PCMSIMSG pMsi, uint32_t uTagSrc));
+
+ /**
+ * Acquires the PDM lock.
+ *
+ * @returns VINF_SUCCESS on success.
+ * @returns Fatal error on failure.
+ * @param pDevIns The PCI device instance.
+ * @param rc Dummy for making the interface identical to the RC and R0 versions.
+ *
+ * @sa PDMCritSectEnter
+ */
+ DECLR3CALLBACKMEMBER(int, pfnLock,(PPDMDEVINS pDevIns, int rc));
+
+ /**
+ * Releases the PDM lock.
+ *
+ * @param pDevIns The PCI device instance.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnUnlock,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets a bus by it's PDM ordinal (typically the parent bus).
+ *
+ * @returns Pointer to the device instance of the bus.
+ * @param pDevIns The PCI bus device instance.
+ * @param idxPdmBus The PDM ordinal value of the bus to get.
+ */
+ DECLR3CALLBACKMEMBER(PPDMDEVINS, pfnGetBusByNo,(PPDMDEVINS pDevIns, uint32_t idxPdmBus));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMPCIHLPR3;
+/** Pointer to PCI helpers. */
+typedef R3PTRTYPE(PDMPCIHLPR3 *) PPDMPCIHLPR3;
+/** Pointer to const PCI helpers. */
+typedef R3PTRTYPE(const PDMPCIHLPR3 *) PCPDMPCIHLPR3;
+
+/** Current PDMPCIHLPR3 version number. */
+#define PDM_PCIHLPR3_VERSION PDM_VERSION_MAKE(0xfffb, 5, 0)
+
+
+/** @name PDMIOMMU_MEM_F_XXX - IOMMU memory access transaction flags.
+ * These flags are used for memory access transactions via the IOMMU interface.
+ * @{ */
+/** Memory read. */
+#define PDMIOMMU_MEM_F_READ RT_BIT_32(0)
+/** Memory write. */
+#define PDMIOMMU_MEM_F_WRITE RT_BIT_32(1)
+/** Valid flag mask. */
+#define PDMIOMMU_MEM_F_VALID_MASK (PDMIOMMU_MEM_F_READ | PDMIOMMU_MEM_F_WRITE)
+/** @} */
+
+/**
+ * IOMMU registration structure for ring-0.
+ */
+typedef struct PDMIOMMUREGR0
+{
+ /** Structure version number. PDM_IOMMUREG_VERSION defines the current
+ * version. */
+ uint32_t u32Version;
+ /** Index into the PDM IOMMU array (PDM::aIommus) from ring-3. */
+ uint32_t idxIommu;
+
+ /**
+ * Translates the physical address for a memory transaction through the IOMMU.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The IOMMU device instance.
+ * @param idDevice The device identifier (bus, device, function).
+ * @param uIova The I/O virtual address being accessed.
+ * @param cbIova The size of the access.
+ * @param fFlags Access flags, see PDMIOMMU_MEM_F_XXX.
+ * @param pGCPhysSpa Where to store the translated system physical address.
+ * @param pcbContiguous Where to store the number of contiguous bytes translated
+ * and permission-checked.
+ *
+ * @thread Any.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnMemAccess,(PPDMDEVINS pDevIns, uint16_t idDevice, uint64_t uIova, size_t cbIova,
+ uint32_t fFlags, PRTGCPHYS pGCPhysSpa, size_t *pcbContiguous));
+
+ /**
+ * Translates in bulk physical page addresses for memory transactions through the
+ * IOMMU.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The IOMMU device instance.
+ * @param idDevice The device identifier (bus, device, function).
+ * @param cIovas The number of I/O virtual addresses being accessed.
+ * @param pauIovas The I/O virtual addresses being accessed.
+ * @param fFlags Access flags, see PDMIOMMU_MEM_F_XXX.
+ * @param paGCPhysSpa Where to store the translated system physical page
+ * addresses.
+ *
+ * @thread Any.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnMemBulkAccess,(PPDMDEVINS pDevIns, uint16_t idDevice, size_t cIovas, uint64_t const *pauIovas,
+ uint32_t fFlags, PRTGCPHYS paGCPhysSpa));
+
+ /**
+ * Performs an interrupt remap request through the IOMMU.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The IOMMU device instance.
+ * @param idDevice The device identifier (bus, device, function).
+ * @param pMsiIn The source MSI.
+ * @param pMsiOut Where to store the remapped MSI.
+ *
+ * @thread Any.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnMsiRemap,(PPDMDEVINS pDevIns, uint16_t idDevice, PCMSIMSG pMsiIn, PMSIMSG pMsiOut));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMIOMMUREGR0;
+/** Pointer to a IOMMU registration structure. */
+typedef PDMIOMMUREGR0 *PPDMIOMMUREGR0;
+
+/** Current PDMIOMMUREG version number. */
+#define PDM_IOMMUREGR0_VERSION PDM_VERSION_MAKE(0xff10, 3, 0)
+
+
+/**
+ * IOMMU registration structure for raw-mode.
+ */
+typedef struct PDMIOMMUREGRC
+{
+ /** Structure version number. PDM_IOMMUREG_VERSION defines the current
+ * version. */
+ uint32_t u32Version;
+ /** Index into the PDM IOMMU array (PDM::aIommus) from ring-3. */
+ uint32_t idxIommu;
+
+ /**
+ * Translates the physical address for a memory transaction through the IOMMU.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The IOMMU device instance.
+ * @param idDevice The device identifier (bus, device, function).
+ * @param uIova The I/O virtual address being accessed.
+ * @param cbIova The size of the access.
+ * @param fFlags Access flags, see PDMIOMMU_MEM_F_XXX.
+ * @param pGCPhysSpa Where to store the translated system physical address.
+ * @param pcbContiguous Where to store the number of contiguous bytes translated
+ * and permission-checked.
+ *
+ * @thread Any.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnMemAccess,(PPDMDEVINS pDevIns, uint16_t idDevice, uint64_t uIova, size_t cbIova,
+ uint32_t fFlags, PRTGCPHYS pGCPhysSpa, size_t *pcbContiguous));
+
+ /**
+ * Translates in bulk physical page addresses for memory transactions through the
+ * IOMMU.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The IOMMU device instance.
+ * @param idDevice The device identifier (bus, device, function).
+ * @param cIovas The number of I/O virtual addresses being accessed.
+ * @param pauIovas The I/O virtual addresses being accessed.
+ * @param fFlags Access flags, see PDMIOMMU_MEM_F_XXX.
+ * @param paGCPhysSpa Where to store the translated system physical page
+ * addresses.
+ *
+ * @thread Any.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnMemBulkAccess,(PPDMDEVINS pDevIns, uint16_t idDevice, size_t cIovas, uint64_t const *pauIovas,
+ uint32_t fFlags, PRTGCPHYS paGCPhysSpa));
+
+ /**
+ * Performs an interrupt remap request through the IOMMU.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The IOMMU device instance.
+ * @param idDevice The device identifier (bus, device, function).
+ * @param pMsiIn The source MSI.
+ * @param pMsiOut Where to store the remapped MSI.
+ *
+ * @thread Any.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnMsiRemap,(PPDMDEVINS pDevIns, uint16_t idDevice, PCMSIMSG pMsiIn, PMSIMSG pMsiOut));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMIOMMUREGRC;
+/** Pointer to a IOMMU registration structure. */
+typedef PDMIOMMUREGRC *PPDMIOMMUREGRC;
+
+/** Current PDMIOMMUREG version number. */
+#define PDM_IOMMUREGRC_VERSION PDM_VERSION_MAKE(0xff11, 3, 0)
+
+
+/**
+ * IOMMU registration structure for ring-3.
+ */
+typedef struct PDMIOMMUREGR3
+{
+ /** Structure version number. PDM_IOMMUREG_VERSION defines the current
+ * version. */
+ uint32_t u32Version;
+ /** Padding. */
+ uint32_t uPadding0;
+
+ /**
+ * Translates the physical address for a memory transaction through the IOMMU.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The IOMMU device instance.
+ * @param idDevice The device identifier (bus, device, function).
+ * @param uIova The I/O virtual address being accessed.
+ * @param cbIova The size of the access.
+ * @param fFlags Access flags, see PDMIOMMU_MEM_F_XXX.
+ * @param pGCPhysSpa Where to store the translated system physical address.
+ * @param pcbContiguous Where to store the number of contiguous bytes translated
+ * and permission-checked.
+ *
+ * @thread Any.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMemAccess,(PPDMDEVINS pDevIns, uint16_t idDevice, uint64_t uIova, size_t cbIova,
+ uint32_t fFlags, PRTGCPHYS pGCPhysSpa, size_t *pcbContiguous));
+
+ /**
+ * Translates in bulk physical page addresses for memory transactions through the
+ * IOMMU.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The IOMMU device instance.
+ * @param idDevice The device identifier (bus, device, function).
+ * @param cIovas The number of I/O virtual addresses being accessed.
+ * @param pauIovas The I/O virtual addresses being accessed.
+ * @param fFlags Access flags, see PDMIOMMU_MEM_F_XXX.
+ * @param paGCPhysSpa Where to store the translated system physical page
+ * addresses.
+ *
+ * @thread Any.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMemBulkAccess,(PPDMDEVINS pDevIns, uint16_t idDevice, size_t cIovas, uint64_t const *pauIovas,
+ uint32_t fFlags, PRTGCPHYS paGCPhysSpa));
+
+ /**
+ * Performs an interrupt remap request through the IOMMU.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The IOMMU device instance.
+ * @param idDevice The device identifier (bus, device, function).
+ * @param pMsiIn The source MSI.
+ * @param pMsiOut Where to store the remapped MSI.
+ *
+ * @thread Any.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMsiRemap,(PPDMDEVINS pDevIns, uint16_t idDevice, PCMSIMSG pMsiIn, PMSIMSG pMsiOut));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMIOMMUREGR3;
+/** Pointer to a IOMMU registration structure. */
+typedef PDMIOMMUREGR3 *PPDMIOMMUREGR3;
+
+/** Current PDMIOMMUREG version number. */
+#define PDM_IOMMUREGR3_VERSION PDM_VERSION_MAKE(0xff12, 3, 0)
+
+/** IOMMU registration structure for the current context. */
+typedef CTX_SUFF(PDMIOMMUREG) PDMIOMMUREGCC;
+/** Pointer to an IOMMU registration structure for the current context. */
+typedef CTX_SUFF(PPDMIOMMUREG) PPDMIOMMUREGCC;
+/** IOMMU registration structure version for the current context. */
+#define PDM_IOMMUREGCC_VERSION CTX_MID(PDM_IOMMUREG,_VERSION)
+
+
+/**
+ * IOMMU helpers for ring-0.
+ */
+typedef struct PDMIOMMUHLPR0
+{
+ /** Structure version. PDM_IOMMUHLP_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Acquires the PDM lock.
+ *
+ * @returns VINF_SUCCESS on success.
+ * @returns rc if we failed to acquire the lock.
+ * @param pDevIns The PCI device instance.
+ * @param rc What to return if we fail to acquire the lock.
+ *
+ * @sa PDMCritSectEnter
+ */
+ DECLR0CALLBACKMEMBER(int, pfnLock,(PPDMDEVINS pDevIns, int rc));
+
+ /**
+ * Releases the PDM lock.
+ *
+ * @param pDevIns The PCI device instance.
+ */
+ DECLR0CALLBACKMEMBER(void, pfnUnlock,(PPDMDEVINS pDevIns));
+
+ /**
+ * Check whether the calling thread owns the PDM lock.
+ *
+ * @returns @c true if the PDM lock is owned, @c false otherwise.
+ * @param pDevIns The PCI device instance.
+ */
+ DECLR0CALLBACKMEMBER(bool, pfnLockIsOwner,(PPDMDEVINS pDevIns));
+
+ /**
+ * Send an MSI (when generated by the IOMMU device itself).
+ *
+ * @param pDevIns PCI device instance.
+ * @param pMsi The MSI to send.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ */
+ DECLR0CALLBACKMEMBER(void, pfnSendMsi,(PPDMDEVINS pDevIns, PCMSIMSG pMsi, uint32_t uTagSrc));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMIOMMUHLPR0;
+/** Pointer to IOMMU helpers for ring-0. */
+typedef PDMIOMMUHLPR0 *PPDMIOMMUHLPR0;
+/** Pointer to const IOMMU helpers for ring-0. */
+typedef const PDMIOMMUHLPR0 *PCPDMIOMMUHLPR0;
+
+/** Current PDMIOMMUHLPR0 version number. */
+#define PDM_IOMMUHLPR0_VERSION PDM_VERSION_MAKE(0xff13, 5, 0)
+
+
+/**
+ * IOMMU helpers for raw-mode.
+ */
+typedef struct PDMIOMMUHLPRC
+{
+ /** Structure version. PDM_IOMMUHLP_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Acquires the PDM lock.
+ *
+ * @returns VINF_SUCCESS on success.
+ * @returns rc if we failed to acquire the lock.
+ * @param pDevIns The PCI device instance.
+ * @param rc What to return if we fail to acquire the lock.
+ *
+ * @sa PDMCritSectEnter
+ */
+ DECLRCCALLBACKMEMBER(int, pfnLock,(PPDMDEVINS pDevIns, int rc));
+
+ /**
+ * Releases the PDM lock.
+ *
+ * @param pDevIns The PCI device instance.
+ */
+ DECLRCCALLBACKMEMBER(void, pfnUnlock,(PPDMDEVINS pDevIns));
+
+ /**
+ * Check whether the threads owns the PDM lock.
+ *
+ * @returns @c true if the PDM lock is owned, @c false otherwise.
+ * @param pDevIns The PCI device instance.
+ */
+ DECLRCCALLBACKMEMBER(bool, pfnLockIsOwner,(PPDMDEVINS pDevIns));
+
+ /**
+ * Send an MSI (when generated by the IOMMU device itself).
+ *
+ * @param pDevIns PCI device instance.
+ * @param pMsi The MSI to send.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ */
+ DECLRCCALLBACKMEMBER(void, pfnSendMsi,(PPDMDEVINS pDevIns, PCMSIMSG pMsi, uint32_t uTagSrc));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMIOMMUHLPRC;
+/** Pointer to IOMMU helpers for raw-mode. */
+typedef PDMIOMMUHLPRC *PPDMIOMMUHLPRC;
+/** Pointer to const IOMMU helpers for raw-mode. */
+typedef const PDMIOMMUHLPRC *PCPDMIOMMUHLPRC;
+
+/** Current PDMIOMMUHLPRC version number. */
+#define PDM_IOMMUHLPRC_VERSION PDM_VERSION_MAKE(0xff14, 5, 0)
+
+
+/**
+ * IOMMU helpers for ring-3.
+ */
+typedef struct PDMIOMMUHLPR3
+{
+ /** Structure version. PDM_IOMMUHLP_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Acquires the PDM lock.
+ *
+ * @returns VINF_SUCCESS on success.
+ * @returns rc if we failed to acquire the lock.
+ * @param pDevIns The PCI device instance.
+ * @param rc What to return if we fail to acquire the lock.
+ *
+ * @sa PDMCritSectEnter
+ */
+ DECLR3CALLBACKMEMBER(int, pfnLock,(PPDMDEVINS pDevIns, int rc));
+
+ /**
+ * Releases the PDM lock.
+ *
+ * @param pDevIns The PCI device instance.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnUnlock,(PPDMDEVINS pDevIns));
+
+ /**
+ * Check whether the threads owns the PDM lock.
+ *
+ * @returns @c true if the PDM lock is owned, @c false otherwise.
+ * @param pDevIns The PCI device instance.
+ */
+ DECLR3CALLBACKMEMBER(bool, pfnLockIsOwner,(PPDMDEVINS pDevIns));
+
+ /**
+ * Send an MSI (when generated by the IOMMU device itself).
+ *
+ * @param pDevIns PCI device instance.
+ * @param pMsi The MSI to send.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ */
+ DECLR3CALLBACKMEMBER(void, pfnSendMsi,(PPDMDEVINS pDevIns, PCMSIMSG pMsi, uint32_t uTagSrc));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMIOMMUHLPR3;
+/** Pointer to IOMMU helpers for raw-mode. */
+typedef PDMIOMMUHLPR3 *PPDMIOMMUHLPR3;
+/** Pointer to const IOMMU helpers for raw-mode. */
+typedef const PDMIOMMUHLPR3 *PCPDMIOMMUHLPR3;
+
+/** Current PDMIOMMUHLPR3 version number. */
+#define PDM_IOMMUHLPR3_VERSION PDM_VERSION_MAKE(0xff15, 5, 0)
+
+
+/**
+ * Programmable Interrupt Controller registration structure (all contexts).
+ */
+typedef struct PDMPICREG
+{
+ /** Structure version number. PDM_PICREG_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Set the an IRQ.
+ *
+ * @param pDevIns Device instance of the PIC.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ * @remarks Caller enters the PDM critical section.
+ */
+ DECLCALLBACKMEMBER(void, pfnSetIrq,(PPDMDEVINS pDevIns, int iIrq, int iLevel, uint32_t uTagSrc));
+
+ /**
+ * Get a pending interrupt.
+ *
+ * @returns Pending interrupt number.
+ * @param pDevIns Device instance of the PIC.
+ * @param puTagSrc Where to return the IRQ tag and source.
+ * @remarks Caller enters the PDM critical section.
+ */
+ DECLCALLBACKMEMBER(int, pfnGetInterrupt,(PPDMDEVINS pDevIns, uint32_t *puTagSrc));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMPICREG;
+/** Pointer to a PIC registration structure. */
+typedef PDMPICREG *PPDMPICREG;
+
+/** Current PDMPICREG version number. */
+#define PDM_PICREG_VERSION PDM_VERSION_MAKE(0xfffa, 3, 0)
+
+/**
+ * PIC helpers, same in all contexts.
+ */
+typedef struct PDMPICHLP
+{
+ /** Structure version. PDM_PICHLP_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Set the interrupt force action flag.
+ *
+ * @param pDevIns Device instance of the PIC.
+ */
+ DECLCALLBACKMEMBER(void, pfnSetInterruptFF,(PPDMDEVINS pDevIns));
+
+ /**
+ * Clear the interrupt force action flag.
+ *
+ * @param pDevIns Device instance of the PIC.
+ */
+ DECLCALLBACKMEMBER(void, pfnClearInterruptFF,(PPDMDEVINS pDevIns));
+
+ /**
+ * Acquires the PDM lock.
+ *
+ * @returns VINF_SUCCESS on success.
+ * @returns rc if we failed to acquire the lock.
+ * @param pDevIns The PIC device instance.
+ * @param rc What to return if we fail to acquire the lock.
+ *
+ * @sa PDMCritSectEnter
+ */
+ DECLCALLBACKMEMBER(int, pfnLock,(PPDMDEVINS pDevIns, int rc));
+
+ /**
+ * Releases the PDM lock.
+ *
+ * @param pDevIns The PIC device instance.
+ */
+ DECLCALLBACKMEMBER(void, pfnUnlock,(PPDMDEVINS pDevIns));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMPICHLP;
+/** Pointer to PIC helpers. */
+typedef PDMPICHLP *PPDMPICHLP;
+/** Pointer to const PIC helpers. */
+typedef const PDMPICHLP *PCPDMPICHLP;
+
+/** Current PDMPICHLP version number. */
+#define PDM_PICHLP_VERSION PDM_VERSION_MAKE(0xfff9, 3, 0)
+
+
+/**
+ * Firmware registration structure.
+ */
+typedef struct PDMFWREG
+{
+ /** Struct version+magic number (PDM_FWREG_VERSION). */
+ uint32_t u32Version;
+
+ /**
+ * Checks whether this is a hard or soft reset.
+ *
+ * The current definition of soft reset is what the PC BIOS does when CMOS[0xF]
+ * is 5, 9 or 0xA.
+ *
+ * @returns true if hard reset, false if soft.
+ * @param pDevIns Device instance of the firmware.
+ * @param fFlags PDMRESET_F_XXX passed to the PDMDevHlpVMReset API.
+ */
+ DECLR3CALLBACKMEMBER(bool, pfnIsHardReset,(PPDMDEVINS pDevIns, uint32_t fFlags));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMFWREG;
+/** Pointer to a FW registration structure. */
+typedef PDMFWREG *PPDMFWREG;
+/** Pointer to a const FW registration structure. */
+typedef PDMFWREG const *PCPDMFWREG;
+
+/** Current PDMFWREG version number. */
+#define PDM_FWREG_VERSION PDM_VERSION_MAKE(0xffdd, 1, 0)
+
+/**
+ * Firmware R3 helpers.
+ */
+typedef struct PDMFWHLPR3
+{
+ /** Structure version. PDM_FWHLP_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMFWHLPR3;
+
+/** Pointer to FW R3 helpers. */
+typedef R3PTRTYPE(PDMFWHLPR3 *) PPDMFWHLPR3;
+/** Pointer to const FW R3 helpers. */
+typedef R3PTRTYPE(const PDMFWHLPR3 *) PCPDMFWHLPR3;
+
+/** Current PDMFWHLPR3 version number. */
+#define PDM_FWHLPR3_VERSION PDM_VERSION_MAKE(0xffdb, 1, 0)
+
+
+/**
+ * APIC mode argument for apicR3SetCpuIdFeatureLevel.
+ *
+ * Also used in saved-states, CFGM don't change existing values.
+ */
+typedef enum PDMAPICMODE
+{
+ /** Invalid 0 entry. */
+ PDMAPICMODE_INVALID = 0,
+ /** No APIC. */
+ PDMAPICMODE_NONE,
+ /** Standard APIC (X86_CPUID_FEATURE_EDX_APIC). */
+ PDMAPICMODE_APIC,
+ /** Intel X2APIC (X86_CPUID_FEATURE_ECX_X2APIC). */
+ PDMAPICMODE_X2APIC,
+ /** The usual 32-bit paranoia. */
+ PDMAPICMODE_32BIT_HACK = 0x7fffffff
+} PDMAPICMODE;
+
+/**
+ * APIC irq argument for pfnSetInterruptFF and pfnClearInterruptFF.
+ */
+typedef enum PDMAPICIRQ
+{
+ /** Invalid 0 entry. */
+ PDMAPICIRQ_INVALID = 0,
+ /** Normal hardware interrupt. */
+ PDMAPICIRQ_HARDWARE,
+ /** NMI. */
+ PDMAPICIRQ_NMI,
+ /** SMI. */
+ PDMAPICIRQ_SMI,
+ /** ExtINT (HW interrupt via PIC). */
+ PDMAPICIRQ_EXTINT,
+ /** Interrupt arrived, needs to be updated to the IRR. */
+ PDMAPICIRQ_UPDATE_PENDING,
+ /** The usual 32-bit paranoia. */
+ PDMAPICIRQ_32BIT_HACK = 0x7fffffff
+} PDMAPICIRQ;
+
+
+/**
+ * I/O APIC registration structure (all contexts).
+ */
+typedef struct PDMIOAPICREG
+{
+ /** Struct version+magic number (PDM_IOAPICREG_VERSION). */
+ uint32_t u32Version;
+
+ /**
+ * Set an IRQ.
+ *
+ * @param pDevIns Device instance of the I/O APIC.
+ * @param uBusDevFn The bus:device:function of the device initiating the
+ * IRQ. Can be NIL_PCIBDF.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ *
+ * @remarks Caller enters the PDM critical section
+ * Actually, as per 2018-07-21 this isn't true (bird).
+ */
+ DECLCALLBACKMEMBER(void, pfnSetIrq,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, int iIrq, int iLevel, uint32_t uTagSrc));
+
+ /**
+ * Send a MSI.
+ *
+ * @param pDevIns Device instance of the I/O APIC.
+ * @param uBusDevFn The bus:device:function of the device initiating the
+ * MSI. Cannot be NIL_PCIBDF.
+ * @param pMsi The MSI to send.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ *
+ * @remarks Caller enters the PDM critical section
+ * Actually, as per 2018-07-21 this isn't true (bird).
+ */
+ DECLCALLBACKMEMBER(void, pfnSendMsi,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, PCMSIMSG pMsi, uint32_t uTagSrc));
+
+ /**
+ * Set the EOI for an interrupt vector.
+ *
+ * @param pDevIns Device instance of the I/O APIC.
+ * @param u8Vector The vector.
+ *
+ * @remarks Caller enters the PDM critical section
+ * Actually, as per 2018-07-21 this isn't true (bird).
+ */
+ DECLCALLBACKMEMBER(void, pfnSetEoi,(PPDMDEVINS pDevIns, uint8_t u8Vector));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMIOAPICREG;
+/** Pointer to an APIC registration structure. */
+typedef PDMIOAPICREG *PPDMIOAPICREG;
+
+/** Current PDMAPICREG version number. */
+#define PDM_IOAPICREG_VERSION PDM_VERSION_MAKE(0xfff2, 8, 0)
+
+
+/**
+ * IOAPIC helpers, same in all contexts.
+ */
+typedef struct PDMIOAPICHLP
+{
+ /** Structure version. PDM_IOAPICHLP_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Private interface between the IOAPIC and APIC.
+ *
+ * @returns status code.
+ * @param pDevIns Device instance of the IOAPIC.
+ * @param u8Dest See APIC implementation.
+ * @param u8DestMode See APIC implementation.
+ * @param u8DeliveryMode See APIC implementation.
+ * @param uVector See APIC implementation.
+ * @param u8Polarity See APIC implementation.
+ * @param u8TriggerMode See APIC implementation.
+ * @param uTagSrc The IRQ tag and source (for tracing).
+ *
+ * @sa APICBusDeliver()
+ */
+ DECLCALLBACKMEMBER(int, pfnApicBusDeliver,(PPDMDEVINS pDevIns, uint8_t u8Dest, uint8_t u8DestMode, uint8_t u8DeliveryMode,
+ uint8_t uVector, uint8_t u8Polarity, uint8_t u8TriggerMode, uint32_t uTagSrc));
+
+ /**
+ * Acquires the PDM lock.
+ *
+ * @returns VINF_SUCCESS on success.
+ * @returns rc if we failed to acquire the lock.
+ * @param pDevIns The IOAPIC device instance.
+ * @param rc What to return if we fail to acquire the lock.
+ *
+ * @sa PDMCritSectEnter
+ */
+ DECLCALLBACKMEMBER(int, pfnLock,(PPDMDEVINS pDevIns, int rc));
+
+ /**
+ * Releases the PDM lock.
+ *
+ * @param pDevIns The IOAPIC device instance.
+ */
+ DECLCALLBACKMEMBER(void, pfnUnlock,(PPDMDEVINS pDevIns));
+
+ /**
+ * Checks if the calling thread owns the PDM lock.
+ *
+ * @param pDevIns The IOAPIC device instance.
+ */
+ DECLCALLBACKMEMBER(bool, pfnLockIsOwner,(PPDMDEVINS pDevIns));
+
+ /**
+ * Private interface between the IOAPIC and IOMMU.
+ *
+ * @returns status code.
+ * @param pDevIns Device instance of the IOAPIC.
+ * @param idDevice The device identifier (bus, device, function).
+ * @param pMsiIn The source MSI.
+ * @param pMsiOut Where to store the remapped MSI (only updated when
+ * VINF_SUCCESS is returned).
+ */
+ DECLCALLBACKMEMBER(int, pfnIommuMsiRemap,(PPDMDEVINS pDevIns, uint16_t idDevice, PCMSIMSG pMsiIn, PMSIMSG pMsiOut));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMIOAPICHLP;
+/** Pointer to IOAPIC helpers. */
+typedef PDMIOAPICHLP * PPDMIOAPICHLP;
+/** Pointer to const IOAPIC helpers. */
+typedef const PDMIOAPICHLP * PCPDMIOAPICHLP;
+
+/** Current PDMIOAPICHLP version number. */
+#define PDM_IOAPICHLP_VERSION PDM_VERSION_MAKE(0xfff0, 3, 1)
+
+
+/**
+ * HPET registration structure.
+ */
+typedef struct PDMHPETREG
+{
+ /** Struct version+magic number (PDM_HPETREG_VERSION). */
+ uint32_t u32Version;
+} PDMHPETREG;
+/** Pointer to an HPET registration structure. */
+typedef PDMHPETREG *PPDMHPETREG;
+
+/** Current PDMHPETREG version number. */
+#define PDM_HPETREG_VERSION PDM_VERSION_MAKE(0xffe2, 1, 0)
+
+/**
+ * HPET RC helpers.
+ *
+ * @remarks Keep this around in case HPET will need PDM interaction in again RC
+ * at some later point.
+ */
+typedef struct PDMHPETHLPRC
+{
+ /** Structure version. PDM_HPETHLPRC_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMHPETHLPRC;
+
+/** Pointer to HPET RC helpers. */
+typedef RCPTRTYPE(PDMHPETHLPRC *) PPDMHPETHLPRC;
+/** Pointer to const HPET RC helpers. */
+typedef RCPTRTYPE(const PDMHPETHLPRC *) PCPDMHPETHLPRC;
+
+/** Current PDMHPETHLPRC version number. */
+#define PDM_HPETHLPRC_VERSION PDM_VERSION_MAKE(0xffee, 2, 0)
+
+
+/**
+ * HPET R0 helpers.
+ *
+ * @remarks Keep this around in case HPET will need PDM interaction in again R0
+ * at some later point.
+ */
+typedef struct PDMHPETHLPR0
+{
+ /** Structure version. PDM_HPETHLPR0_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMHPETHLPR0;
+
+/** Pointer to HPET R0 helpers. */
+typedef R0PTRTYPE(PDMHPETHLPR0 *) PPDMHPETHLPR0;
+/** Pointer to const HPET R0 helpers. */
+typedef R0PTRTYPE(const PDMHPETHLPR0 *) PCPDMHPETHLPR0;
+
+/** Current PDMHPETHLPR0 version number. */
+#define PDM_HPETHLPR0_VERSION PDM_VERSION_MAKE(0xffed, 2, 0)
+
+/**
+ * HPET R3 helpers.
+ */
+typedef struct PDMHPETHLPR3
+{
+ /** Structure version. PDM_HPETHLP_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Set legacy mode on PIT and RTC.
+ *
+ * @returns VINF_SUCCESS on success.
+ * @returns rc if we failed to set legacy mode.
+ * @param pDevIns Device instance of the HPET.
+ * @param fActivated Whether legacy mode is activated or deactivated.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnSetLegacyMode,(PPDMDEVINS pDevIns, bool fActivated));
+
+
+ /**
+ * Set IRQ, bypassing ISA bus override rules.
+ *
+ * @returns VINF_SUCCESS on success.
+ * @returns rc if we failed to set legacy mode.
+ * @param pDevIns Device instance of the HPET.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnSetIrq,(PPDMDEVINS pDevIns, int iIrq, int iLevel));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMHPETHLPR3;
+
+/** Pointer to HPET R3 helpers. */
+typedef R3PTRTYPE(PDMHPETHLPR3 *) PPDMHPETHLPR3;
+/** Pointer to const HPET R3 helpers. */
+typedef R3PTRTYPE(const PDMHPETHLPR3 *) PCPDMHPETHLPR3;
+
+/** Current PDMHPETHLPR3 version number. */
+#define PDM_HPETHLPR3_VERSION PDM_VERSION_MAKE(0xffec, 3, 0)
+
+
+/**
+ * Raw PCI device registration structure.
+ */
+typedef struct PDMPCIRAWREG
+{
+ /** Struct version+magic number (PDM_PCIRAWREG_VERSION). */
+ uint32_t u32Version;
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMPCIRAWREG;
+/** Pointer to a raw PCI registration structure. */
+typedef PDMPCIRAWREG *PPDMPCIRAWREG;
+
+/** Current PDMPCIRAWREG version number. */
+#define PDM_PCIRAWREG_VERSION PDM_VERSION_MAKE(0xffe1, 1, 0)
+
+/**
+ * Raw PCI device raw-mode context helpers.
+ */
+typedef struct PDMPCIRAWHLPRC
+{
+ /** Structure version and magic number (PDM_PCIRAWHLPRC_VERSION). */
+ uint32_t u32Version;
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMPCIRAWHLPRC;
+/** Pointer to a raw PCI deviec raw-mode context helper structure. */
+typedef RCPTRTYPE(PDMPCIRAWHLPRC *) PPDMPCIRAWHLPRC;
+/** Pointer to a const raw PCI deviec raw-mode context helper structure. */
+typedef RCPTRTYPE(const PDMPCIRAWHLPRC *) PCPDMPCIRAWHLPRC;
+
+/** Current PDMPCIRAWHLPRC version number. */
+#define PDM_PCIRAWHLPRC_VERSION PDM_VERSION_MAKE(0xffe0, 1, 0)
+
+/**
+ * Raw PCI device ring-0 context helpers.
+ */
+typedef struct PDMPCIRAWHLPR0
+{
+ /** Structure version and magic number (PDM_PCIRAWHLPR0_VERSION). */
+ uint32_t u32Version;
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMPCIRAWHLPR0;
+/** Pointer to a raw PCI deviec ring-0 context helper structure. */
+typedef R0PTRTYPE(PDMPCIRAWHLPR0 *) PPDMPCIRAWHLPR0;
+/** Pointer to a const raw PCI deviec ring-0 context helper structure. */
+typedef R0PTRTYPE(const PDMPCIRAWHLPR0 *) PCPDMPCIRAWHLPR0;
+
+/** Current PDMPCIRAWHLPR0 version number. */
+#define PDM_PCIRAWHLPR0_VERSION PDM_VERSION_MAKE(0xffdf, 1, 0)
+
+
+/**
+ * Raw PCI device ring-3 context helpers.
+ */
+typedef struct PDMPCIRAWHLPR3
+{
+ /** Undefined structure version and magic number. */
+ uint32_t u32Version;
+
+ /**
+ * Gets the address of the RC raw PCI device helpers.
+ *
+ * This should be called at both construction and relocation time to obtain
+ * the correct address of the RC helpers.
+ *
+ * @returns RC pointer to the raw PCI device helpers.
+ * @param pDevIns Device instance of the raw PCI device.
+ */
+ DECLR3CALLBACKMEMBER(PCPDMPCIRAWHLPRC, pfnGetRCHelpers,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the address of the R0 raw PCI device helpers.
+ *
+ * This should be called at both construction and relocation time to obtain
+ * the correct address of the R0 helpers.
+ *
+ * @returns R0 pointer to the raw PCI device helpers.
+ * @param pDevIns Device instance of the raw PCI device.
+ */
+ DECLR3CALLBACKMEMBER(PCPDMPCIRAWHLPR0, pfnGetR0Helpers,(PPDMDEVINS pDevIns));
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMPCIRAWHLPR3;
+/** Pointer to raw PCI R3 helpers. */
+typedef R3PTRTYPE(PDMPCIRAWHLPR3 *) PPDMPCIRAWHLPR3;
+/** Pointer to const raw PCI R3 helpers. */
+typedef R3PTRTYPE(const PDMPCIRAWHLPR3 *) PCPDMPCIRAWHLPR3;
+
+/** Current PDMPCIRAWHLPR3 version number. */
+#define PDM_PCIRAWHLPR3_VERSION PDM_VERSION_MAKE(0xffde, 1, 0)
+
+
+#ifdef IN_RING3
+
+/**
+ * DMA Transfer Handler.
+ *
+ * @returns Number of bytes transferred.
+ * @param pDevIns The device instance that registered the handler.
+ * @param pvUser User pointer.
+ * @param uChannel Channel number.
+ * @param off DMA position.
+ * @param cb Block size.
+ * @remarks The device lock is take before the callback (in fact, the locks of
+ * DMA devices and the DMA controller itself are taken).
+ */
+typedef DECLCALLBACKTYPE(uint32_t, FNDMATRANSFERHANDLER,(PPDMDEVINS pDevIns, void *pvUser, unsigned uChannel,
+ uint32_t off, uint32_t cb));
+/** Pointer to a FNDMATRANSFERHANDLER(). */
+typedef FNDMATRANSFERHANDLER *PFNDMATRANSFERHANDLER;
+
+/**
+ * DMA Controller registration structure.
+ */
+typedef struct PDMDMAREG
+{
+ /** Structure version number. PDM_DMACREG_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Execute pending transfers.
+ *
+ * @returns A more work indiciator. I.e. 'true' if there is more to be done, and 'false' if all is done.
+ * @param pDevIns Device instance of the DMAC.
+ * @remarks No locks held, called on EMT(0) as a form of serialization.
+ */
+ DECLR3CALLBACKMEMBER(bool, pfnRun,(PPDMDEVINS pDevIns));
+
+ /**
+ * Register transfer function for DMA channel.
+ *
+ * @param pDevIns Device instance of the DMAC.
+ * @param uChannel Channel number.
+ * @param pDevInsHandler The device instance of the device making the
+ * regstration (will be passed to the callback).
+ * @param pfnTransferHandler Device specific transfer function.
+ * @param pvUser User pointer to be passed to the callback.
+ * @remarks No locks held, called on an EMT.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnRegister,(PPDMDEVINS pDevIns, unsigned uChannel, PPDMDEVINS pDevInsHandler,
+ PFNDMATRANSFERHANDLER pfnTransferHandler, void *pvUser));
+
+ /**
+ * Read memory
+ *
+ * @returns Number of bytes read.
+ * @param pDevIns Device instance of the DMAC.
+ * @param uChannel Channel number.
+ * @param pvBuffer Pointer to target buffer.
+ * @param off DMA position.
+ * @param cbBlock Block size.
+ * @remarks No locks held, called on an EMT.
+ */
+ DECLR3CALLBACKMEMBER(uint32_t, pfnReadMemory,(PPDMDEVINS pDevIns, unsigned uChannel, void *pvBuffer, uint32_t off, uint32_t cbBlock));
+
+ /**
+ * Write memory
+ *
+ * @returns Number of bytes written.
+ * @param pDevIns Device instance of the DMAC.
+ * @param uChannel Channel number.
+ * @param pvBuffer Memory to write.
+ * @param off DMA position.
+ * @param cbBlock Block size.
+ * @remarks No locks held, called on an EMT.
+ */
+ DECLR3CALLBACKMEMBER(uint32_t, pfnWriteMemory,(PPDMDEVINS pDevIns, unsigned uChannel, const void *pvBuffer, uint32_t off, uint32_t cbBlock));
+
+ /**
+ * Set the DREQ line.
+ *
+ * @param pDevIns Device instance of the DMAC.
+ * @param uChannel Channel number.
+ * @param uLevel Level of the line.
+ * @remarks No locks held, called on an EMT.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnSetDREQ,(PPDMDEVINS pDevIns, unsigned uChannel, unsigned uLevel));
+
+ /**
+ * Get channel mode
+ *
+ * @returns Channel mode.
+ * @param pDevIns Device instance of the DMAC.
+ * @param uChannel Channel number.
+ * @remarks No locks held, called on an EMT.
+ */
+ DECLR3CALLBACKMEMBER(uint8_t, pfnGetChannelMode,(PPDMDEVINS pDevIns, unsigned uChannel));
+
+} PDMDMACREG;
+/** Pointer to a DMAC registration structure. */
+typedef PDMDMACREG *PPDMDMACREG;
+
+/** Current PDMDMACREG version number. */
+#define PDM_DMACREG_VERSION PDM_VERSION_MAKE(0xffeb, 2, 0)
+
+
+/**
+ * DMA Controller device helpers.
+ */
+typedef struct PDMDMACHLP
+{
+ /** Structure version. PDM_DMACHLP_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /* to-be-defined */
+
+} PDMDMACHLP;
+/** Pointer to DMAC helpers. */
+typedef PDMDMACHLP *PPDMDMACHLP;
+/** Pointer to const DMAC helpers. */
+typedef const PDMDMACHLP *PCPDMDMACHLP;
+
+/** Current PDMDMACHLP version number. */
+#define PDM_DMACHLP_VERSION PDM_VERSION_MAKE(0xffea, 1, 0)
+
+#endif /* IN_RING3 */
+
+
+
+/**
+ * RTC registration structure.
+ */
+typedef struct PDMRTCREG
+{
+ /** Structure version number. PDM_RTCREG_VERSION defines the current version. */
+ uint32_t u32Version;
+ uint32_t u32Alignment; /**< structure size alignment. */
+
+ /**
+ * Write to a CMOS register and update the checksum if necessary.
+ *
+ * @returns VBox status code.
+ * @param pDevIns Device instance of the RTC.
+ * @param iReg The CMOS register index.
+ * @param u8Value The CMOS register value.
+ * @remarks Caller enters the device critical section.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnWrite,(PPDMDEVINS pDevIns, unsigned iReg, uint8_t u8Value));
+
+ /**
+ * Read a CMOS register.
+ *
+ * @returns VBox status code.
+ * @param pDevIns Device instance of the RTC.
+ * @param iReg The CMOS register index.
+ * @param pu8Value Where to store the CMOS register value.
+ * @remarks Caller enters the device critical section.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnRead,(PPDMDEVINS pDevIns, unsigned iReg, uint8_t *pu8Value));
+
+} PDMRTCREG;
+/** Pointer to a RTC registration structure. */
+typedef PDMRTCREG *PPDMRTCREG;
+/** Pointer to a const RTC registration structure. */
+typedef const PDMRTCREG *PCPDMRTCREG;
+
+/** Current PDMRTCREG version number. */
+#define PDM_RTCREG_VERSION PDM_VERSION_MAKE(0xffe9, 2, 0)
+
+
+/**
+ * RTC device helpers.
+ */
+typedef struct PDMRTCHLP
+{
+ /** Structure version. PDM_RTCHLP_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /* to-be-defined */
+
+} PDMRTCHLP;
+/** Pointer to RTC helpers. */
+typedef PDMRTCHLP *PPDMRTCHLP;
+/** Pointer to const RTC helpers. */
+typedef const PDMRTCHLP *PCPDMRTCHLP;
+
+/** Current PDMRTCHLP version number. */
+#define PDM_RTCHLP_VERSION PDM_VERSION_MAKE(0xffe8, 1, 0)
+
+
+
+/** @name Flags for PCI I/O region registration
+ * @{ */
+/** No handle is passed. */
+#define PDMPCIDEV_IORGN_F_NO_HANDLE UINT32_C(0x00000000)
+/** An I/O port handle is passed. */
+#define PDMPCIDEV_IORGN_F_IOPORT_HANDLE UINT32_C(0x00000001)
+/** An MMIO range handle is passed. */
+#define PDMPCIDEV_IORGN_F_MMIO_HANDLE UINT32_C(0x00000002)
+/** An MMIO2 handle is passed. */
+#define PDMPCIDEV_IORGN_F_MMIO2_HANDLE UINT32_C(0x00000003)
+/** Handle type mask. */
+#define PDMPCIDEV_IORGN_F_HANDLE_MASK UINT32_C(0x00000003)
+/** New-style (mostly wrt callbacks). */
+#define PDMPCIDEV_IORGN_F_NEW_STYLE UINT32_C(0x00000004)
+/** Mask of valid flags. */
+#define PDMPCIDEV_IORGN_F_VALID_MASK UINT32_C(0x00000007)
+/** @} */
+
+
+/** @name Flags for the guest physical read/write helpers
+ * @{ */
+/** Default flag with no indication whether the data is processed by the device or just passed through. */
+#define PDM_DEVHLP_PHYS_RW_F_DEFAULT UINT32_C(0x00000000)
+/** The data is user data which is just passed through between the guest and the source or destination and not processed
+ * by the device in any way. */
+#define PDM_DEVHLP_PHYS_RW_F_DATA_USER RT_BIT_32(0)
+/** The data is metadata and being processed by the device in some way. */
+#define PDM_DEVHLP_PHYS_RW_F_DATA_META RT_BIT_32(1)
+/** @} */
+
+
+#ifdef IN_RING3
+
+/** @name Special values for PDMDEVHLPR3::pfnPCIRegister parameters.
+ * @{ */
+/** Same device number (and bus) as the previous PCI device registered with the PDM device.
+ * This is handy when registering multiple PCI device functions and the device
+ * number is left up to the PCI bus. In order to facilitate one PDM device
+ * instance for each PCI function, this searches earlier PDM device
+ * instances as well. */
+# define PDMPCIDEVREG_DEV_NO_SAME_AS_PREV UINT8_C(0xfd)
+/** Use the first unused device number (all functions must be unused). */
+# define PDMPCIDEVREG_DEV_NO_FIRST_UNUSED UINT8_C(0xfe)
+/** Use the first unused device function. */
+# define PDMPCIDEVREG_FUN_NO_FIRST_UNUSED UINT8_C(0xff)
+
+/** The device and function numbers are not mandatory, just suggestions. */
+# define PDMPCIDEVREG_F_NOT_MANDATORY_NO RT_BIT_32(0)
+/** Registering a PCI bridge device. */
+# define PDMPCIDEVREG_F_PCI_BRIDGE RT_BIT_32(1)
+/** Valid flag mask. */
+# define PDMPCIDEVREG_F_VALID_MASK UINT32_C(0x00000003)
+/** @} */
+
+/** Current PDMDEVHLPR3 version number. */
+#define PDM_DEVHLPR3_VERSION PDM_VERSION_MAKE_PP(0xffe7, 65, 0)
+
+/**
+ * PDM Device API.
+ */
+typedef struct PDMDEVHLPR3
+{
+ /** Structure version. PDM_DEVHLPR3_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /** @name I/O ports
+ * @{ */
+ /**
+ * Creates a range of I/O ports for a device.
+ *
+ * The I/O port range must be mapped in a separately call. Any ring-0 and
+ * raw-mode context callback handlers needs to be set up in the respective
+ * contexts.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance to register the ports with.
+ * @param cPorts Number of ports to register.
+ * @param fFlags IOM_IOPORT_F_XXX.
+ * @param pPciDev The PCI device the range is associated with, if
+ * applicable.
+ * @param iPciRegion The PCI device region in the high 16-bit word and
+ * sub-region in the low 16-bit word. UINT32_MAX if NA.
+ * @param pfnOut Pointer to function which is gonna handle OUT
+ * operations. Optional.
+ * @param pfnIn Pointer to function which is gonna handle IN operations.
+ * Optional.
+ * @param pfnOutStr Pointer to function which is gonna handle string OUT
+ * operations. Optional.
+ * @param pfnInStr Pointer to function which is gonna handle string IN
+ * operations. Optional.
+ * @param pvUser User argument to pass to the callbacks.
+ * @param pszDesc Pointer to description string. This must not be freed.
+ * @param paExtDescs Extended per-port descriptions, optional. Partial range
+ * coverage is allowed. This must not be freed.
+ * @param phIoPorts Where to return the I/O port range handle.
+ *
+ * @remarks Caller enters the device critical section prior to invoking the
+ * registered callback methods.
+ *
+ * @sa PDMDevHlpIoPortSetUpContext, PDMDevHlpIoPortMap,
+ * PDMDevHlpIoPortUnmap.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnIoPortCreateEx,(PPDMDEVINS pDevIns, RTIOPORT cPorts, uint32_t fFlags, PPDMPCIDEV pPciDev,
+ uint32_t iPciRegion, PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn,
+ PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr, RTR3PTR pvUser,
+ const char *pszDesc, PCIOMIOPORTDESC paExtDescs, PIOMIOPORTHANDLE phIoPorts));
+
+ /**
+ * Maps an I/O port range.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance to register the ports with.
+ * @param hIoPorts The I/O port range handle.
+ * @param Port Where to map the range.
+ * @sa PDMDevHlpIoPortUnmap, PDMDevHlpIoPortSetUpContext,
+ * PDMDevHlpIoPortCreate, PDMDevHlpIoPortCreateEx.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnIoPortMap,(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts, RTIOPORT Port));
+
+ /**
+ * Unmaps an I/O port range.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance to register the ports with.
+ * @param hIoPorts The I/O port range handle.
+ * @sa PDMDevHlpIoPortMap, PDMDevHlpIoPortSetUpContext,
+ * PDMDevHlpIoPortCreate, PDMDevHlpIoPortCreateEx.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnIoPortUnmap,(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts));
+
+ /**
+ * Gets the mapping address of the I/O port range @a hIoPorts.
+ *
+ * @returns Mapping address (0..65535) or UINT32_MAX if not mapped (or invalid
+ * parameters).
+ * @param pDevIns The device instance to register the ports with.
+ * @param hIoPorts The I/O port range handle.
+ */
+ DECLR3CALLBACKMEMBER(uint32_t, pfnIoPortGetMappingAddress,(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts));
+
+ /**
+ * Writes to an I/O port register.
+ *
+ * @returns Strict VBox status code. Informational status codes other than the one documented
+ * here are to be treated as internal failure. Use IOM_SUCCESS() to check for success.
+ * @retval VINF_SUCCESS Success.
+ * @retval VINF_EM_FIRST-VINF_EM_LAST Success with some exceptions (see IOM_SUCCESS()), the
+ * status code must be passed on to EM.
+ *
+ * @param pDevIns The device instance to register the ports with.
+ * @param Port The port to write to.
+ * @param u32Value The value to write.
+ * @param cbValue The size of the register to read in bytes. 1, 2 or 4 bytes.
+ *
+ * @thread EMT
+ * @todo r=aeichner This is only used by DevPCI.cpp to write the ELCR of the PIC. This shouldn't be done that way
+ * and removed again as soon as possible (no time right now)...
+ */
+ DECLR3CALLBACKMEMBER(VBOXSTRICTRC, pfnIoPortWrite,(PPDMDEVINS pDevIns, RTIOPORT Port, uint32_t u32Value, size_t cbValue));
+ /** @} */
+
+ /** @name MMIO
+ * @{ */
+ /**
+ * Creates a memory mapped I/O (MMIO) region for a device.
+ *
+ * The MMIO region must be mapped in a separately call. Any ring-0 and
+ * raw-mode context callback handlers needs to be set up in the respective
+ * contexts.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance to register the ports with.
+ * @param cbRegion The size of the region in bytes.
+ * @param fFlags Flags, IOMMMIO_FLAGS_XXX.
+ * @param pPciDev The PCI device the range is associated with, if
+ * applicable.
+ * @param iPciRegion The PCI device region in the high 16-bit word and
+ * sub-region in the low 16-bit word. UINT32_MAX if NA.
+ * @param pfnWrite Pointer to function which is gonna handle Write
+ * operations.
+ * @param pfnRead Pointer to function which is gonna handle Read
+ * operations.
+ * @param pfnFill Pointer to function which is gonna handle Fill/memset
+ * operations. (optional)
+ * @param pvUser User argument to pass to the callbacks.
+ * @param pszDesc Pointer to description string. This must not be freed.
+ * @param phRegion Where to return the MMIO region handle.
+ *
+ * @remarks Caller enters the device critical section prior to invoking the
+ * registered callback methods.
+ *
+ * @sa PDMDevHlpMmioSetUpContext, PDMDevHlpMmioMap, PDMDevHlpMmioUnmap.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmioCreateEx,(PPDMDEVINS pDevIns, RTGCPHYS cbRegion,
+ uint32_t fFlags, PPDMPCIDEV pPciDev, uint32_t iPciRegion,
+ PFNIOMMMIONEWWRITE pfnWrite, PFNIOMMMIONEWREAD pfnRead, PFNIOMMMIONEWFILL pfnFill,
+ void *pvUser, const char *pszDesc, PIOMMMIOHANDLE phRegion));
+
+ /**
+ * Maps a memory mapped I/O (MMIO) region (into the guest physical address space).
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance the region is associated with.
+ * @param hRegion The MMIO region handle.
+ * @param GCPhys Where to map the region.
+ * @note An MMIO range may overlap with base memory if a lot of RAM is
+ * configured for the VM, in which case we'll drop the base memory
+ * pages. Presently we will make no attempt to preserve anything that
+ * happens to be present in the base memory that is replaced, this is
+ * technically incorrect but it's just not worth the effort to do
+ * right, at least not at this point.
+ * @sa PDMDevHlpMmioUnmap, PDMDevHlpMmioCreate, PDMDevHlpMmioCreateEx,
+ * PDMDevHlpMmioSetUpContext
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmioMap,(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, RTGCPHYS GCPhys));
+
+ /**
+ * Unmaps a memory mapped I/O (MMIO) region.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance the region is associated with.
+ * @param hRegion The MMIO region handle.
+ * @sa PDMDevHlpMmioMap, PDMDevHlpMmioCreate, PDMDevHlpMmioCreateEx,
+ * PDMDevHlpMmioSetUpContext
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmioUnmap,(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion));
+
+ /**
+ * Reduces the length of a MMIO range.
+ *
+ * This is for implementations of PDMPCIDEV::pfnRegionLoadChangeHookR3 and will
+ * only work during saved state restore. It will not call the PCI bus code, as
+ * that is expected to restore the saved resource configuration.
+ *
+ * It just adjusts the mapping length of the region so that when pfnMmioMap is
+ * called it will only map @a cbRegion bytes and not the value set during
+ * registration.
+ *
+ * @return VBox status code.
+ * @param pDevIns The device owning the range.
+ * @param hRegion The MMIO region handle.
+ * @param cbRegion The new size, must be smaller.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmioReduce,(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, RTGCPHYS cbRegion));
+
+ /**
+ * Gets the mapping address of the MMIO region @a hRegion.
+ *
+ * @returns Mapping address, NIL_RTGCPHYS if not mapped (or invalid parameters).
+ * @param pDevIns The device instance to register the ports with.
+ * @param hRegion The MMIO region handle.
+ */
+ DECLR3CALLBACKMEMBER(RTGCPHYS, pfnMmioGetMappingAddress,(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion));
+ /** @} */
+
+ /** @name MMIO2
+ * @{ */
+ /**
+ * Creates a MMIO2 region.
+ *
+ * As mentioned elsewhere, MMIO2 is just RAM spelled differently. It's RAM
+ * associated with a device. It is also non-shared memory with a permanent
+ * ring-3 mapping and page backing (presently).
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device the region is associated with, or
+ * NULL if no PCI device association.
+ * @param iPciRegion The region number. Use the PCI region number as
+ * this must be known to the PCI bus device too. If
+ * it's not associated with the PCI device, then
+ * any number up to UINT8_MAX is fine.
+ * @param cbRegion The size (in bytes) of the region.
+ * @param fFlags PGMPHYS_MMIO2_FLAGS_XXX (see pgm.h).
+ * @param pszDesc Pointer to description string. This must not be
+ * freed.
+ * @param ppvMapping Where to store the address of the ring-3 mapping
+ * of the memory.
+ * @param phRegion Where to return the MMIO2 region handle.
+ *
+ * @thread EMT(0)
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmio2Create,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t iPciRegion, RTGCPHYS cbRegion,
+ uint32_t fFlags, const char *pszDesc, void **ppvMapping, PPGMMMIO2HANDLE phRegion));
+
+ /**
+ * Destroys a MMIO2 region, unmapping it and freeing the memory.
+ *
+ * Any physical access handlers registered for the region must be deregistered
+ * before calling this function.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param hRegion The MMIO2 region handle.
+ * @thread EMT.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmio2Destroy,(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion));
+
+ /**
+ * Maps a MMIO2 region (into the guest physical address space).
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance the region is associated with.
+ * @param hRegion The MMIO2 region handle.
+ * @param GCPhys Where to map the region.
+ * @note A MMIO2 region overlap with base memory if a lot of RAM is
+ * configured for the VM, in which case we'll drop the base memory
+ * pages. Presently we will make no attempt to preserve anything that
+ * happens to be present in the base memory that is replaced, this is
+ * technically incorrect but it's just not worth the effort to do
+ * right, at least not at this point.
+ * @sa PDMDevHlpMmio2Unmap, PDMDevHlpMmio2Create, PDMDevHlpMmio2SetUpContext
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmio2Map,(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion, RTGCPHYS GCPhys));
+
+ /**
+ * Unmaps a MMIO2 region.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance the region is associated with.
+ * @param hRegion The MMIO2 region handle.
+ * @sa PDMDevHlpMmio2Map, PDMDevHlpMmio2Create, PDMDevHlpMmio2SetUpContext
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmio2Unmap,(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion));
+
+ /**
+ * Reduces the length of a MMIO range.
+ *
+ * This is for implementations of PDMPCIDEV::pfnRegionLoadChangeHookR3 and will
+ * only work during saved state restore. It will not call the PCI bus code, as
+ * that is expected to restore the saved resource configuration.
+ *
+ * It just adjusts the mapping length of the region so that when pfnMmioMap is
+ * called it will only map @a cbRegion bytes and not the value set during
+ * registration.
+ *
+ * @return VBox status code.
+ * @param pDevIns The device owning the range.
+ * @param hRegion The MMIO2 region handle.
+ * @param cbRegion The new size, must be smaller.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmio2Reduce,(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion, RTGCPHYS cbRegion));
+
+ /**
+ * Gets the mapping address of the MMIO region @a hRegion.
+ *
+ * @returns Mapping address, NIL_RTGCPHYS if not mapped (or invalid parameters).
+ * @param pDevIns The device instance to register the ports with.
+ * @param hRegion The MMIO2 region handle.
+ */
+ DECLR3CALLBACKMEMBER(RTGCPHYS, pfnMmio2GetMappingAddress,(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion));
+
+ /**
+ * Queries and resets the dirty bitmap for an MMIO2 region.
+ *
+ * The MMIO2 region must have been created with the
+ * PGMPHYS_MMIO2_FLAGS_TRACK_DIRTY_PAGES flag for this to work.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param hRegion The MMIO2 region handle.
+ * @param pvBitmap Where to return the bitmap. Must be 8-byte aligned.
+ * Can be NULL if only resetting the tracking is desired.
+ * @param cbBitmap The bitmap size. One bit per page in the region,
+ * rounded up to 8-bytes. If pvBitmap is NULL this must
+ * also be zero.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmio2QueryAndResetDirtyBitmap, (PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion,
+ void *pvBitmap, size_t cbBitmap));
+
+ /**
+ * Controls the dirty page tracking for an MMIO2 region.
+ *
+ * The MMIO2 region must have been created with the
+ * PGMPHYS_MMIO2_FLAGS_TRACK_DIRTY_PAGES flag for this to work.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param hRegion The MMIO2 region handle.
+ * @param fEnabled When set to @c true the dirty page tracking will be
+ * enabled if currently disabled (bitmap is reset). When
+ * set to @c false the dirty page tracking will be
+ * disabled.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmio2ControlDirtyPageTracking, (PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion, bool fEnabled));
+
+ /**
+ * Changes the number of an MMIO2 or pre-registered MMIO region.
+ *
+ * This should only be used to deal with saved state problems, so there is no
+ * convenience inline wrapper for this method.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param hRegion The MMIO2 region handle.
+ * @param iNewRegion The new region index.
+ *
+ * @sa @bugref{9359}
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmio2ChangeRegionNo,(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion, uint32_t iNewRegion));
+
+ /**
+ * Mapping an MMIO2 page in place of an MMIO page for direct access.
+ *
+ * This is a special optimization used by the VGA device. Call
+ * PDMDevHlpMmioResetRegion() to undo the mapping.
+ *
+ * @returns VBox status code. This API may return VINF_SUCCESS even if no
+ * remapping is made.
+ * @retval VERR_SEM_BUSY in ring-0 if we cannot get the IOM lock.
+ *
+ * @param pDevIns The device instance @a hRegion and @a hMmio2 are
+ * associated with.
+ * @param hRegion The handle to the MMIO region.
+ * @param offRegion The offset into @a hRegion of the page to be
+ * remapped.
+ * @param hMmio2 The MMIO2 handle.
+ * @param offMmio2 Offset into @a hMmio2 of the page to be use for the
+ * mapping.
+ * @param fPageFlags Page flags to set. Must be (X86_PTE_RW | X86_PTE_P)
+ * for the time being.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmioMapMmio2Page,(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, RTGCPHYS offRegion,
+ uint64_t hMmio2, RTGCPHYS offMmio2, uint64_t fPageFlags));
+
+ /**
+ * Reset a previously modified MMIO region; restore the access flags.
+ *
+ * This undoes the effects of PDMDevHlpMmioMapMmio2Page() and is currently only
+ * intended for some ancient VGA hack. However, it would be great to extend it
+ * beyond VT-x and/or nested-paging.
+ *
+ * @returns VBox status code.
+ *
+ * @param pDevIns The device instance @a hRegion is associated with.
+ * @param hRegion The handle to the MMIO region.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnMmioResetRegion, (PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion));
+ /** @} */
+
+ /**
+ * Register a ROM (BIOS) region.
+ *
+ * It goes without saying that this is read-only memory. The memory region must be
+ * in unassigned memory. I.e. from the top of the address space or on the PC in
+ * the 0xa0000-0xfffff range.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance owning the ROM region.
+ * @param GCPhysStart First physical address in the range.
+ * Must be page aligned!
+ * @param cbRange The size of the range (in bytes).
+ * Must be page aligned!
+ * @param pvBinary Pointer to the binary data backing the ROM image.
+ * @param cbBinary The size of the binary pointer. This must
+ * be equal or smaller than @a cbRange.
+ * @param fFlags PGMPHYS_ROM_FLAGS_XXX (see pgm.h).
+ * @param pszDesc Pointer to description string. This must not be freed.
+ *
+ * @remark There is no way to remove the rom, automatically on device cleanup or
+ * manually from the device yet. At present I doubt we need such features...
+ */
+ DECLR3CALLBACKMEMBER(int, pfnROMRegister,(PPDMDEVINS pDevIns, RTGCPHYS GCPhysStart, uint32_t cbRange,
+ const void *pvBinary, uint32_t cbBinary, uint32_t fFlags, const char *pszDesc));
+
+ /**
+ * Changes the protection of shadowed ROM mapping.
+ *
+ * This is intented for use by the system BIOS, chipset or device in question to
+ * change the protection of shadowed ROM code after init and on reset.
+ *
+ * @param pDevIns The device instance.
+ * @param GCPhysStart Where the mapping starts.
+ * @param cbRange The size of the mapping.
+ * @param enmProt The new protection type.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnROMProtectShadow,(PPDMDEVINS pDevIns, RTGCPHYS GCPhysStart, uint32_t cbRange, PGMROMPROT enmProt));
+
+ /**
+ * Register a save state data unit.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance.
+ * @param uVersion Data layout version number.
+ * @param cbGuess The approximate amount of data in the unit.
+ * Only for progress indicators.
+ * @param pszBefore Name of data unit which we should be put in
+ * front of. Optional (NULL).
+ *
+ * @param pfnLivePrep Prepare live save callback, optional.
+ * @param pfnLiveExec Execute live save callback, optional.
+ * @param pfnLiveVote Vote live save callback, optional.
+ *
+ * @param pfnSavePrep Prepare save callback, optional.
+ * @param pfnSaveExec Execute save callback, optional.
+ * @param pfnSaveDone Done save callback, optional.
+ *
+ * @param pfnLoadPrep Prepare load callback, optional.
+ * @param pfnLoadExec Execute load callback, optional.
+ * @param pfnLoadDone Done load callback, optional.
+ * @remarks Caller enters the device critical section prior to invoking the
+ * registered callback methods.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnSSMRegister,(PPDMDEVINS pDevIns, uint32_t uVersion, size_t cbGuess, const char *pszBefore,
+ PFNSSMDEVLIVEPREP pfnLivePrep, PFNSSMDEVLIVEEXEC pfnLiveExec, PFNSSMDEVLIVEVOTE pfnLiveVote,
+ PFNSSMDEVSAVEPREP pfnSavePrep, PFNSSMDEVSAVEEXEC pfnSaveExec, PFNSSMDEVSAVEDONE pfnSaveDone,
+ PFNSSMDEVLOADPREP pfnLoadPrep, PFNSSMDEVLOADEXEC pfnLoadExec, PFNSSMDEVLOADDONE pfnLoadDone));
+
+ /**
+ * Register a save state data unit for backward compatibility.
+ *
+ * This is for migrating from an old device name to a new one or for merging
+ * devices. It will only help loading old saved states.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance.
+ * @param pszOldName The old unit name.
+ * @param pfnLoadPrep Prepare load callback, optional.
+ * @param pfnLoadExec Execute load callback, optional.
+ * @param pfnLoadDone Done load callback, optional.
+ * @remarks Caller enters the device critical section prior to invoking the
+ * registered callback methods.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnSSMRegisterLegacy,(PPDMDEVINS pDevIns, const char *pszOldName, PFNSSMDEVLOADPREP pfnLoadPrep,
+ PFNSSMDEVLOADEXEC pfnLoadExec, PFNSSMDEVLOADDONE pfnLoadDone));
+
+ /** @name Exported SSM Functions
+ * @{ */
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutStruct,(PSSMHANDLE pSSM, const void *pvStruct, PCSSMFIELD paFields));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutStructEx,(PSSMHANDLE pSSM, const void *pvStruct, size_t cbStruct, uint32_t fFlags, PCSSMFIELD paFields, void *pvUser));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutBool,(PSSMHANDLE pSSM, bool fBool));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutU8,(PSSMHANDLE pSSM, uint8_t u8));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutS8,(PSSMHANDLE pSSM, int8_t i8));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutU16,(PSSMHANDLE pSSM, uint16_t u16));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutS16,(PSSMHANDLE pSSM, int16_t i16));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutU32,(PSSMHANDLE pSSM, uint32_t u32));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutS32,(PSSMHANDLE pSSM, int32_t i32));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutU64,(PSSMHANDLE pSSM, uint64_t u64));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutS64,(PSSMHANDLE pSSM, int64_t i64));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutU128,(PSSMHANDLE pSSM, uint128_t u128));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutS128,(PSSMHANDLE pSSM, int128_t i128));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutUInt,(PSSMHANDLE pSSM, RTUINT u));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutSInt,(PSSMHANDLE pSSM, RTINT i));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutGCUInt,(PSSMHANDLE pSSM, RTGCUINT u));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutGCUIntReg,(PSSMHANDLE pSSM, RTGCUINTREG u));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutGCPhys32,(PSSMHANDLE pSSM, RTGCPHYS32 GCPhys));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutGCPhys64,(PSSMHANDLE pSSM, RTGCPHYS64 GCPhys));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutGCPhys,(PSSMHANDLE pSSM, RTGCPHYS GCPhys));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutGCPtr,(PSSMHANDLE pSSM, RTGCPTR GCPtr));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutGCUIntPtr,(PSSMHANDLE pSSM, RTGCUINTPTR GCPtr));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutRCPtr,(PSSMHANDLE pSSM, RTRCPTR RCPtr));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutIOPort,(PSSMHANDLE pSSM, RTIOPORT IOPort));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutSel,(PSSMHANDLE pSSM, RTSEL Sel));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutMem,(PSSMHANDLE pSSM, const void *pv, size_t cb));
+ DECLR3CALLBACKMEMBER(int, pfnSSMPutStrZ,(PSSMHANDLE pSSM, const char *psz));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetStruct,(PSSMHANDLE pSSM, void *pvStruct, PCSSMFIELD paFields));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetStructEx,(PSSMHANDLE pSSM, void *pvStruct, size_t cbStruct, uint32_t fFlags, PCSSMFIELD paFields, void *pvUser));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetBool,(PSSMHANDLE pSSM, bool *pfBool));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetBoolV,(PSSMHANDLE pSSM, bool volatile *pfBool));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetU8,(PSSMHANDLE pSSM, uint8_t *pu8));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetU8V,(PSSMHANDLE pSSM, uint8_t volatile *pu8));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetS8,(PSSMHANDLE pSSM, int8_t *pi8));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetS8V,(PSSMHANDLE pSSM, int8_t volatile *pi8));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetU16,(PSSMHANDLE pSSM, uint16_t *pu16));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetU16V,(PSSMHANDLE pSSM, uint16_t volatile *pu16));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetS16,(PSSMHANDLE pSSM, int16_t *pi16));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetS16V,(PSSMHANDLE pSSM, int16_t volatile *pi16));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetU32,(PSSMHANDLE pSSM, uint32_t *pu32));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetU32V,(PSSMHANDLE pSSM, uint32_t volatile *pu32));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetS32,(PSSMHANDLE pSSM, int32_t *pi32));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetS32V,(PSSMHANDLE pSSM, int32_t volatile *pi32));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetU64,(PSSMHANDLE pSSM, uint64_t *pu64));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetU64V,(PSSMHANDLE pSSM, uint64_t volatile *pu64));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetS64,(PSSMHANDLE pSSM, int64_t *pi64));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetS64V,(PSSMHANDLE pSSM, int64_t volatile *pi64));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetU128,(PSSMHANDLE pSSM, uint128_t *pu128));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetU128V,(PSSMHANDLE pSSM, uint128_t volatile *pu128));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetS128,(PSSMHANDLE pSSM, int128_t *pi128));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetS128V,(PSSMHANDLE pSSM, int128_t volatile *pi128));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetGCPhys32,(PSSMHANDLE pSSM, PRTGCPHYS32 pGCPhys));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetGCPhys32V,(PSSMHANDLE pSSM, RTGCPHYS32 volatile *pGCPhys));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetGCPhys64,(PSSMHANDLE pSSM, PRTGCPHYS64 pGCPhys));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetGCPhys64V,(PSSMHANDLE pSSM, RTGCPHYS64 volatile *pGCPhys));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetGCPhys,(PSSMHANDLE pSSM, PRTGCPHYS pGCPhys));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetGCPhysV,(PSSMHANDLE pSSM, RTGCPHYS volatile *pGCPhys));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetUInt,(PSSMHANDLE pSSM, PRTUINT pu));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetSInt,(PSSMHANDLE pSSM, PRTINT pi));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetGCUInt,(PSSMHANDLE pSSM, PRTGCUINT pu));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetGCUIntReg,(PSSMHANDLE pSSM, PRTGCUINTREG pu));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetGCPtr,(PSSMHANDLE pSSM, PRTGCPTR pGCPtr));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetGCUIntPtr,(PSSMHANDLE pSSM, PRTGCUINTPTR pGCPtr));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetRCPtr,(PSSMHANDLE pSSM, PRTRCPTR pRCPtr));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetIOPort,(PSSMHANDLE pSSM, PRTIOPORT pIOPort));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetSel,(PSSMHANDLE pSSM, PRTSEL pSel));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetMem,(PSSMHANDLE pSSM, void *pv, size_t cb));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetStrZ,(PSSMHANDLE pSSM, char *psz, size_t cbMax));
+ DECLR3CALLBACKMEMBER(int, pfnSSMGetStrZEx,(PSSMHANDLE pSSM, char *psz, size_t cbMax, size_t *pcbStr));
+ DECLR3CALLBACKMEMBER(int, pfnSSMSkip,(PSSMHANDLE pSSM, size_t cb));
+ DECLR3CALLBACKMEMBER(int, pfnSSMSkipToEndOfUnit,(PSSMHANDLE pSSM));
+ DECLR3CALLBACKMEMBER(int, pfnSSMSetLoadError,(PSSMHANDLE pSSM, int rc, RT_SRC_POS_DECL, const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(6, 7));
+ DECLR3CALLBACKMEMBER(int, pfnSSMSetLoadErrorV,(PSSMHANDLE pSSM, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va) RT_IPRT_FORMAT_ATTR(6, 0));
+ DECLR3CALLBACKMEMBER(int, pfnSSMSetCfgError,(PSSMHANDLE pSSM, RT_SRC_POS_DECL, const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(5, 6));
+ DECLR3CALLBACKMEMBER(int, pfnSSMSetCfgErrorV,(PSSMHANDLE pSSM, RT_SRC_POS_DECL, const char *pszFormat, va_list va) RT_IPRT_FORMAT_ATTR(5, 0));
+ DECLR3CALLBACKMEMBER(int, pfnSSMHandleGetStatus,(PSSMHANDLE pSSM));
+ DECLR3CALLBACKMEMBER(SSMAFTER, pfnSSMHandleGetAfter,(PSSMHANDLE pSSM));
+ DECLR3CALLBACKMEMBER(bool, pfnSSMHandleIsLiveSave,(PSSMHANDLE pSSM));
+ DECLR3CALLBACKMEMBER(uint32_t, pfnSSMHandleMaxDowntime,(PSSMHANDLE pSSM));
+ DECLR3CALLBACKMEMBER(uint32_t, pfnSSMHandleHostBits,(PSSMHANDLE pSSM));
+ DECLR3CALLBACKMEMBER(uint32_t, pfnSSMHandleRevision,(PSSMHANDLE pSSM));
+ DECLR3CALLBACKMEMBER(uint32_t, pfnSSMHandleVersion,(PSSMHANDLE pSSM));
+ DECLR3CALLBACKMEMBER(const char *, pfnSSMHandleHostOSAndArch,(PSSMHANDLE pSSM));
+ /** @} */
+
+ /**
+ * Creates a timer w/ a cross context handle.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance.
+ * @param enmClock The clock to use on this timer.
+ * @param pfnCallback Callback function.
+ * @param pvUser User argument for the callback.
+ * @param fFlags Flags, see TMTIMER_FLAGS_*.
+ * @param pszDesc Pointer to description string which must stay around
+ * until the timer is fully destroyed (i.e. a bit after TMTimerDestroy()).
+ * @param phTimer Where to store the timer handle on success.
+ * @remarks Caller enters the device critical section prior to invoking the
+ * callback.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnTimerCreate,(PPDMDEVINS pDevIns, TMCLOCK enmClock, PFNTMTIMERDEV pfnCallback,
+ void *pvUser, uint32_t fFlags, const char *pszDesc, PTMTIMERHANDLE phTimer));
+
+ /** @name Timer handle method wrappers
+ * @{ */
+ DECLR3CALLBACKMEMBER(uint64_t, pfnTimerFromMicro,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cMicroSecs));
+ DECLR3CALLBACKMEMBER(uint64_t, pfnTimerFromMilli,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cMilliSecs));
+ DECLR3CALLBACKMEMBER(uint64_t, pfnTimerFromNano,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cNanoSecs));
+ DECLR3CALLBACKMEMBER(uint64_t, pfnTimerGet,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR3CALLBACKMEMBER(uint64_t, pfnTimerGetFreq,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR3CALLBACKMEMBER(uint64_t, pfnTimerGetNano,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR3CALLBACKMEMBER(bool, pfnTimerIsActive,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR3CALLBACKMEMBER(bool, pfnTimerIsLockOwner,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR3CALLBACKMEMBER(VBOXSTRICTRC, pfnTimerLockClock,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, int rcBusy));
+ /** Takes the clock lock then enters the specified critical section. */
+ DECLR3CALLBACKMEMBER(VBOXSTRICTRC, pfnTimerLockClock2,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, PPDMCRITSECT pCritSect, int rcBusy));
+ DECLR3CALLBACKMEMBER(int, pfnTimerSet,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t uExpire));
+ DECLR3CALLBACKMEMBER(int, pfnTimerSetFrequencyHint,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint32_t uHz));
+ DECLR3CALLBACKMEMBER(int, pfnTimerSetMicro,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cMicrosToNext));
+ DECLR3CALLBACKMEMBER(int, pfnTimerSetMillies,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cMilliesToNext));
+ DECLR3CALLBACKMEMBER(int, pfnTimerSetNano,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cNanosToNext));
+ DECLR3CALLBACKMEMBER(int, pfnTimerSetRelative,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cTicksToNext, uint64_t *pu64Now));
+ DECLR3CALLBACKMEMBER(int, pfnTimerStop,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR3CALLBACKMEMBER(void, pfnTimerUnlockClock,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR3CALLBACKMEMBER(void, pfnTimerUnlockClock2,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, PPDMCRITSECT pCritSect));
+ DECLR3CALLBACKMEMBER(int, pfnTimerSetCritSect,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, PPDMCRITSECT pCritSect));
+ DECLR3CALLBACKMEMBER(int, pfnTimerSave,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, PSSMHANDLE pSSM));
+ DECLR3CALLBACKMEMBER(int, pfnTimerLoad,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, PSSMHANDLE pSSM));
+ DECLR3CALLBACKMEMBER(int, pfnTimerDestroy,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ /** @sa TMR3TimerSkip */
+ DECLR3CALLBACKMEMBER(int, pfnTimerSkipLoad,(PSSMHANDLE pSSM, bool *pfActive));
+ /** @} */
+
+ /**
+ * Get the real world UTC time adjusted for VM lag, user offset and warpdrive.
+ *
+ * @returns pTime.
+ * @param pDevIns The device instance.
+ * @param pTime Where to store the time.
+ */
+ DECLR3CALLBACKMEMBER(PRTTIMESPEC, pfnTMUtcNow,(PPDMDEVINS pDevIns, PRTTIMESPEC pTime));
+
+ /** @name Exported CFGM Functions.
+ * @{ */
+ DECLR3CALLBACKMEMBER(bool, pfnCFGMExists,( PCFGMNODE pNode, const char *pszName));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryType,( PCFGMNODE pNode, const char *pszName, PCFGMVALUETYPE penmType));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQuerySize,( PCFGMNODE pNode, const char *pszName, size_t *pcb));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryInteger,( PCFGMNODE pNode, const char *pszName, uint64_t *pu64));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryIntegerDef,( PCFGMNODE pNode, const char *pszName, uint64_t *pu64, uint64_t u64Def));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryString,( PCFGMNODE pNode, const char *pszName, char *pszString, size_t cchString));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryStringDef,( PCFGMNODE pNode, const char *pszName, char *pszString, size_t cchString, const char *pszDef));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryPassword,( PCFGMNODE pNode, const char *pszName, char *pszString, size_t cchString));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryPasswordDef,( PCFGMNODE pNode, const char *pszName, char *pszString, size_t cchString, const char *pszDef));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryBytes,( PCFGMNODE pNode, const char *pszName, void *pvData, size_t cbData));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryU64,( PCFGMNODE pNode, const char *pszName, uint64_t *pu64));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryU64Def,( PCFGMNODE pNode, const char *pszName, uint64_t *pu64, uint64_t u64Def));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryS64,( PCFGMNODE pNode, const char *pszName, int64_t *pi64));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryS64Def,( PCFGMNODE pNode, const char *pszName, int64_t *pi64, int64_t i64Def));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryU32,( PCFGMNODE pNode, const char *pszName, uint32_t *pu32));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryU32Def,( PCFGMNODE pNode, const char *pszName, uint32_t *pu32, uint32_t u32Def));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryS32,( PCFGMNODE pNode, const char *pszName, int32_t *pi32));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryS32Def,( PCFGMNODE pNode, const char *pszName, int32_t *pi32, int32_t i32Def));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryU16,( PCFGMNODE pNode, const char *pszName, uint16_t *pu16));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryU16Def,( PCFGMNODE pNode, const char *pszName, uint16_t *pu16, uint16_t u16Def));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryS16,( PCFGMNODE pNode, const char *pszName, int16_t *pi16));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryS16Def,( PCFGMNODE pNode, const char *pszName, int16_t *pi16, int16_t i16Def));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryU8,( PCFGMNODE pNode, const char *pszName, uint8_t *pu8));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryU8Def,( PCFGMNODE pNode, const char *pszName, uint8_t *pu8, uint8_t u8Def));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryS8,( PCFGMNODE pNode, const char *pszName, int8_t *pi8));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryS8Def,( PCFGMNODE pNode, const char *pszName, int8_t *pi8, int8_t i8Def));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryBool,( PCFGMNODE pNode, const char *pszName, bool *pf));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryBoolDef,( PCFGMNODE pNode, const char *pszName, bool *pf, bool fDef));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryPort,( PCFGMNODE pNode, const char *pszName, PRTIOPORT pPort));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryPortDef,( PCFGMNODE pNode, const char *pszName, PRTIOPORT pPort, RTIOPORT PortDef));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryUInt,( PCFGMNODE pNode, const char *pszName, unsigned int *pu));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryUIntDef,( PCFGMNODE pNode, const char *pszName, unsigned int *pu, unsigned int uDef));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQuerySInt,( PCFGMNODE pNode, const char *pszName, signed int *pi));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQuerySIntDef,( PCFGMNODE pNode, const char *pszName, signed int *pi, signed int iDef));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryGCPtr,( PCFGMNODE pNode, const char *pszName, PRTGCPTR pGCPtr));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryGCPtrDef,( PCFGMNODE pNode, const char *pszName, PRTGCPTR pGCPtr, RTGCPTR GCPtrDef));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryGCPtrU,( PCFGMNODE pNode, const char *pszName, PRTGCUINTPTR pGCPtr));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryGCPtrUDef,( PCFGMNODE pNode, const char *pszName, PRTGCUINTPTR pGCPtr, RTGCUINTPTR GCPtrDef));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryGCPtrS,( PCFGMNODE pNode, const char *pszName, PRTGCINTPTR pGCPtr));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryGCPtrSDef,( PCFGMNODE pNode, const char *pszName, PRTGCINTPTR pGCPtr, RTGCINTPTR GCPtrDef));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryStringAlloc,( PCFGMNODE pNode, const char *pszName, char **ppszString));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMQueryStringAllocDef,(PCFGMNODE pNode, const char *pszName, char **ppszString, const char *pszDef));
+ DECLR3CALLBACKMEMBER(PCFGMNODE, pfnCFGMGetParent,(PCFGMNODE pNode));
+ DECLR3CALLBACKMEMBER(PCFGMNODE, pfnCFGMGetChild,(PCFGMNODE pNode, const char *pszPath));
+ DECLR3CALLBACKMEMBER(PCFGMNODE, pfnCFGMGetChildF,(PCFGMNODE pNode, const char *pszPathFormat, ...) RT_IPRT_FORMAT_ATTR(2, 3));
+ DECLR3CALLBACKMEMBER(PCFGMNODE, pfnCFGMGetChildFV,(PCFGMNODE pNode, const char *pszPathFormat, va_list Args) RT_IPRT_FORMAT_ATTR(3, 0));
+ DECLR3CALLBACKMEMBER(PCFGMNODE, pfnCFGMGetFirstChild,(PCFGMNODE pNode));
+ DECLR3CALLBACKMEMBER(PCFGMNODE, pfnCFGMGetNextChild,(PCFGMNODE pCur));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMGetName,(PCFGMNODE pCur, char *pszName, size_t cchName));
+ DECLR3CALLBACKMEMBER(size_t, pfnCFGMGetNameLen,(PCFGMNODE pCur));
+ DECLR3CALLBACKMEMBER(bool, pfnCFGMAreChildrenValid,(PCFGMNODE pNode, const char *pszzValid));
+ DECLR3CALLBACKMEMBER(PCFGMLEAF, pfnCFGMGetFirstValue,(PCFGMNODE pCur));
+ DECLR3CALLBACKMEMBER(PCFGMLEAF, pfnCFGMGetNextValue,(PCFGMLEAF pCur));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMGetValueName,(PCFGMLEAF pCur, char *pszName, size_t cchName));
+ DECLR3CALLBACKMEMBER(size_t, pfnCFGMGetValueNameLen,(PCFGMLEAF pCur));
+ DECLR3CALLBACKMEMBER(CFGMVALUETYPE, pfnCFGMGetValueType,(PCFGMLEAF pCur));
+ DECLR3CALLBACKMEMBER(bool, pfnCFGMAreValuesValid,(PCFGMNODE pNode, const char *pszzValid));
+ DECLR3CALLBACKMEMBER(int, pfnCFGMValidateConfig,(PCFGMNODE pNode, const char *pszNode,
+ const char *pszValidValues, const char *pszValidNodes,
+ const char *pszWho, uint32_t uInstance));
+ /** @} */
+
+ /**
+ * Read physical memory.
+ *
+ * @returns VINF_SUCCESS (for now).
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @param fFlags Combination of PDM_DEVHLP_PHYS_RW_F_XXX.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPhysRead,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags));
+
+ /**
+ * Write to physical memory.
+ *
+ * @returns VINF_SUCCESS for now, and later maybe VERR_EM_MEMORY.
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @param fFlags Combination of PDM_DEVHLP_PHYS_RW_F_XXX.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPhysWrite,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags));
+
+ /**
+ * Requests the mapping of a guest page into ring-3.
+ *
+ * When you're done with the page, call pfnPhysReleasePageMappingLock() ASAP to
+ * release it.
+ *
+ * This API will assume your intention is to write to the page, and will
+ * therefore replace shared and zero pages. If you do not intend to modify the
+ * page, use the pfnPhysGCPhys2CCPtrReadOnly() API.
+ *
+ * @returns VBox status code.
+ * @retval VINF_SUCCESS on success.
+ * @retval VERR_PGM_PHYS_PAGE_RESERVED it it's a valid page but has no physical
+ * backing or if the page has any active access handlers. The caller
+ * must fall back on using PGMR3PhysWriteExternal.
+ * @retval VERR_PGM_INVALID_GC_PHYSICAL_ADDRESS if it's not a valid physical address.
+ *
+ * @param pDevIns The device instance.
+ * @param GCPhys The guest physical address of the page that
+ * should be mapped.
+ * @param fFlags Flags reserved for future use, MBZ.
+ * @param ppv Where to store the address corresponding to
+ * GCPhys.
+ * @param pLock Where to store the lock information that
+ * pfnPhysReleasePageMappingLock needs.
+ *
+ * @remark Avoid calling this API from within critical sections (other than the
+ * PGM one) because of the deadlock risk when we have to delegating the
+ * task to an EMT.
+ * @thread Any.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPhysGCPhys2CCPtr,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, uint32_t fFlags, void **ppv,
+ PPGMPAGEMAPLOCK pLock));
+
+ /**
+ * Requests the mapping of a guest page into ring-3, external threads.
+ *
+ * When you're done with the page, call pfnPhysReleasePageMappingLock() ASAP to
+ * release it.
+ *
+ * @returns VBox status code.
+ * @retval VINF_SUCCESS on success.
+ * @retval VERR_PGM_PHYS_PAGE_RESERVED it it's a valid page but has no physical
+ * backing or if the page as an active ALL access handler. The caller
+ * must fall back on using PGMPhysRead.
+ * @retval VERR_PGM_INVALID_GC_PHYSICAL_ADDRESS if it's not a valid physical address.
+ *
+ * @param pDevIns The device instance.
+ * @param GCPhys The guest physical address of the page that
+ * should be mapped.
+ * @param fFlags Flags reserved for future use, MBZ.
+ * @param ppv Where to store the address corresponding to
+ * GCPhys.
+ * @param pLock Where to store the lock information that
+ * pfnPhysReleasePageMappingLock needs.
+ *
+ * @remark Avoid calling this API from within critical sections.
+ * @thread Any.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPhysGCPhys2CCPtrReadOnly,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, uint32_t fFlags,
+ void const **ppv, PPGMPAGEMAPLOCK pLock));
+
+ /**
+ * Release the mapping of a guest page.
+ *
+ * This is the counter part of pfnPhysGCPhys2CCPtr and
+ * pfnPhysGCPhys2CCPtrReadOnly.
+ *
+ * @param pDevIns The device instance.
+ * @param pLock The lock structure initialized by the mapping
+ * function.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnPhysReleasePageMappingLock,(PPDMDEVINS pDevIns, PPGMPAGEMAPLOCK pLock));
+
+ /**
+ * Read guest physical memory by virtual address.
+ *
+ * @param pDevIns The device instance.
+ * @param pvDst Where to put the read bits.
+ * @param GCVirtSrc Guest virtual address to start reading from.
+ * @param cb How many bytes to read.
+ * @thread The emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPhysReadGCVirt,(PPDMDEVINS pDevIns, void *pvDst, RTGCPTR GCVirtSrc, size_t cb));
+
+ /**
+ * Write to guest physical memory by virtual address.
+ *
+ * @param pDevIns The device instance.
+ * @param GCVirtDst Guest virtual address to write to.
+ * @param pvSrc What to write.
+ * @param cb How many bytes to write.
+ * @thread The emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPhysWriteGCVirt,(PPDMDEVINS pDevIns, RTGCPTR GCVirtDst, const void *pvSrc, size_t cb));
+
+ /**
+ * Convert a guest virtual address to a guest physical address.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param GCPtr Guest virtual address.
+ * @param pGCPhys Where to store the GC physical address
+ * corresponding to GCPtr.
+ * @thread The emulation thread.
+ * @remark Careful with page boundaries.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPhysGCPtr2GCPhys, (PPDMDEVINS pDevIns, RTGCPTR GCPtr, PRTGCPHYS pGCPhys));
+
+ /**
+ * Checks if a GC physical address is a normal page,
+ * i.e. not ROM, MMIO or reserved.
+ *
+ * @returns true if normal.
+ * @returns false if invalid, ROM, MMIO or reserved page.
+ * @param pDevIns The device instance.
+ * @param GCPhys The physical address to check.
+ */
+ DECLR3CALLBACKMEMBER(bool, pfnPhysIsGCPhysNormal,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys));
+
+ /**
+ * Inflate or deflate a memory balloon
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param fInflate Inflate or deflate memory balloon
+ * @param cPages Number of pages to free
+ * @param paPhysPage Array of guest physical addresses
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPhysChangeMemBalloon,(PPDMDEVINS pDevIns, bool fInflate, unsigned cPages, RTGCPHYS *paPhysPage));
+
+ /**
+ * Allocate memory which is associated with current VM instance
+ * and automatically freed on it's destruction.
+ *
+ * @returns Pointer to allocated memory. The memory is *NOT* zero-ed.
+ * @param pDevIns The device instance.
+ * @param cb Number of bytes to allocate.
+ */
+ DECLR3CALLBACKMEMBER(void *, pfnMMHeapAlloc,(PPDMDEVINS pDevIns, size_t cb));
+
+ /**
+ * Allocate memory which is associated with current VM instance
+ * and automatically freed on it's destruction. The memory is ZEROed.
+ *
+ * @returns Pointer to allocated memory. The memory is *NOT* zero-ed.
+ * @param pDevIns The device instance.
+ * @param cb Number of bytes to allocate.
+ */
+ DECLR3CALLBACKMEMBER(void *, pfnMMHeapAllocZ,(PPDMDEVINS pDevIns, size_t cb));
+
+ /**
+ * Allocating string printf.
+ *
+ * @returns Pointer to the string.
+ * @param pDevIns The device instance.
+ * @param enmTag The statistics tag.
+ * @param pszFormat The format string.
+ * @param va Format arguments.
+ */
+ DECLR3CALLBACKMEMBER(char *, pfnMMHeapAPrintfV,(PPDMDEVINS pDevIns, MMTAG enmTag, const char *pszFormat, va_list va));
+
+ /**
+ * Free memory allocated with pfnMMHeapAlloc() and pfnMMHeapAllocZ().
+ *
+ * @param pDevIns The device instance.
+ * @param pv Pointer to the memory to free.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnMMHeapFree,(PPDMDEVINS pDevIns, void *pv));
+
+ /**
+ * Returns the physical RAM size of the VM.
+ *
+ * @returns RAM size in bytes.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(uint64_t, pfnMMPhysGetRamSize,(PPDMDEVINS pDevIns));
+
+ /**
+ * Returns the physical RAM size of the VM below the 4GB boundary.
+ *
+ * @returns RAM size in bytes.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(uint32_t, pfnMMPhysGetRamSizeBelow4GB,(PPDMDEVINS pDevIns));
+
+ /**
+ * Returns the physical RAM size of the VM above the 4GB boundary.
+ *
+ * @returns RAM size in bytes.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(uint64_t, pfnMMPhysGetRamSizeAbove4GB,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the VM state.
+ *
+ * @returns VM state.
+ * @param pDevIns The device instance.
+ * @thread Any thread (just keep in mind that it's volatile info).
+ */
+ DECLR3CALLBACKMEMBER(VMSTATE, pfnVMState, (PPDMDEVINS pDevIns));
+
+ /**
+ * Checks if the VM was teleported and hasn't been fully resumed yet.
+ *
+ * @returns true / false.
+ * @param pDevIns The device instance.
+ * @thread Any thread.
+ */
+ DECLR3CALLBACKMEMBER(bool, pfnVMTeleportedAndNotFullyResumedYet,(PPDMDEVINS pDevIns));
+
+ /**
+ * Set the VM error message
+ *
+ * @returns rc.
+ * @param pDevIns The device instance.
+ * @param rc VBox status code.
+ * @param SRC_POS Use RT_SRC_POS.
+ * @param pszFormat Error message format string.
+ * @param va Error message arguments.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnVMSetErrorV,(PPDMDEVINS pDevIns, int rc, RT_SRC_POS_DECL,
+ const char *pszFormat, va_list va) RT_IPRT_FORMAT_ATTR(6, 0));
+
+ /**
+ * Set the VM runtime error message
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param fFlags The action flags. See VMSETRTERR_FLAGS_*.
+ * @param pszErrorId Error ID string.
+ * @param pszFormat Error message format string.
+ * @param va Error message arguments.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnVMSetRuntimeErrorV,(PPDMDEVINS pDevIns, uint32_t fFlags, const char *pszErrorId,
+ const char *pszFormat, va_list va) RT_IPRT_FORMAT_ATTR(4, 0));
+
+ /**
+ * Special interface for implementing a HLT-like port on a device.
+ *
+ * This can be called directly from device code, provide the device is trusted
+ * to access the VMM directly. Since we may not have an accurate register set
+ * and the caller certainly shouldn't (device code does not access CPU
+ * registers), this function will return when interrupts are pending regardless
+ * of the actual EFLAGS.IF state.
+ *
+ * @returns VBox error status (never informational statuses).
+ * @param pDevIns The device instance.
+ * @param idCpu The id of the calling EMT.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnVMWaitForDeviceReady,(PPDMDEVINS pDevIns, VMCPUID idCpu));
+
+ /**
+ * Wakes up a CPU that has called PDMDEVHLPR3::pfnVMWaitForDeviceReady.
+ *
+ * @returns VBox error status (never informational statuses).
+ * @param pDevIns The device instance.
+ * @param idCpu The id of the calling EMT.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnVMNotifyCpuDeviceReady,(PPDMDEVINS pDevIns, VMCPUID idCpu));
+
+ /**
+ * Convenience wrapper for VMR3ReqCallU.
+ *
+ * This assumes (1) you're calling a function that returns an VBox status code
+ * and that you do not wish to wait for it to complete.
+ *
+ * @returns VBox status code returned by VMR3ReqCallVU.
+ *
+ * @param pDevIns The device instance.
+ * @param idDstCpu The destination CPU(s). Either a specific CPU ID or
+ * one of the following special values:
+ * VMCPUID_ANY, VMCPUID_ANY_QUEUE, VMCPUID_ALL or VMCPUID_ALL_REVERSE.
+ * @param pfnFunction Pointer to the function to call.
+ * @param cArgs Number of arguments following in the ellipsis.
+ * @param Args Argument vector.
+ *
+ * @remarks See remarks on VMR3ReqCallVU.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnVMReqCallNoWaitV,(PPDMDEVINS pDevIns, VMCPUID idDstCpu, PFNRT pfnFunction, unsigned cArgs, va_list Args));
+
+ /**
+ * Convenience wrapper for VMR3ReqCallU.
+ *
+ * This assumes (1) you're calling a function that returns void, (2) that you
+ * wish to wait for ever for it to return, and (3) that it's priority request
+ * that can be safely be handled during async suspend and power off.
+ *
+ * @returns VBox status code of VMR3ReqCallVU.
+ *
+ * @param pDevIns The device instance.
+ * @param idDstCpu The destination CPU(s). Either a specific CPU ID or
+ * one of the following special values:
+ * VMCPUID_ANY, VMCPUID_ANY_QUEUE, VMCPUID_ALL or VMCPUID_ALL_REVERSE.
+ * @param pfnFunction Pointer to the function to call.
+ * @param cArgs Number of arguments following in the ellipsis.
+ * @param Args Argument vector.
+ *
+ * @remarks See remarks on VMR3ReqCallVU.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnVMReqPriorityCallWaitV,(PPDMDEVINS pDevIns, VMCPUID idDstCpu, PFNRT pfnFunction, unsigned cArgs, va_list Args));
+
+ /**
+ * Stops the VM and enters the debugger to look at the guest state.
+ *
+ * Use the PDMDeviceDBGFStop() inline function with the RT_SRC_POS macro instead of
+ * invoking this function directly.
+ *
+ * @returns VBox status code which must be passed up to the VMM.
+ * @param pDevIns The device instance.
+ * @param pszFile Filename of the assertion location.
+ * @param iLine The linenumber of the assertion location.
+ * @param pszFunction Function of the assertion location.
+ * @param pszFormat Message. (optional)
+ * @param args Message parameters.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDBGFStopV,(PPDMDEVINS pDevIns, const char *pszFile, unsigned iLine, const char *pszFunction,
+ const char *pszFormat, va_list args) RT_IPRT_FORMAT_ATTR(5, 0));
+
+ /**
+ * Register a info handler with DBGF.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pszName The identifier of the info.
+ * @param pszDesc The description of the info and any arguments
+ * the handler may take.
+ * @param pfnHandler The handler function to be called to display the
+ * info.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDBGFInfoRegister,(PPDMDEVINS pDevIns, const char *pszName, const char *pszDesc, PFNDBGFHANDLERDEV pfnHandler));
+
+ /**
+ * Register a info handler with DBGF, argv style.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pszName The identifier of the info.
+ * @param pszDesc The description of the info and any arguments
+ * the handler may take.
+ * @param pfnHandler The handler function to be called to display the
+ * info.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDBGFInfoRegisterArgv,(PPDMDEVINS pDevIns, const char *pszName, const char *pszDesc, PFNDBGFINFOARGVDEV pfnHandler));
+
+ /**
+ * Registers a set of registers for a device.
+ *
+ * The @a pvUser argument of the getter and setter callbacks will be
+ * @a pDevIns. The register names will be prefixed by the device name followed
+ * immediately by the instance number.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param paRegisters The register descriptors.
+ *
+ * @remarks The device critical section is NOT entered prior to working the
+ * callbacks registered via this helper!
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDBGFRegRegister,(PPDMDEVINS pDevIns, PCDBGFREGDESC paRegisters));
+
+ /**
+ * Gets the trace buffer handle.
+ *
+ * This is used by the macros found in VBox/vmm/dbgftrace.h and is not
+ * really inteded for direct usage, thus no inline wrapper function.
+ *
+ * @returns Trace buffer handle or NIL_RTTRACEBUF.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(RTTRACEBUF, pfnDBGFTraceBuf,(PPDMDEVINS pDevIns));
+
+ /**
+ * Report a bug check.
+ *
+ * @returns
+ * @param pDevIns The device instance.
+ * @param enmEvent The kind of BSOD event this is.
+ * @param uBugCheck The bug check number.
+ * @param uP1 The bug check parameter \#1.
+ * @param uP2 The bug check parameter \#2.
+ * @param uP3 The bug check parameter \#3.
+ * @param uP4 The bug check parameter \#4.
+ *
+ * @thread EMT
+ */
+ DECLR3CALLBACKMEMBER(VBOXSTRICTRC, pfnDBGFReportBugCheck,(PPDMDEVINS pDevIns, DBGFEVENTTYPE enmEvent, uint64_t uBugCheck,
+ uint64_t uP1, uint64_t uP2, uint64_t uP3, uint64_t uP4));
+
+ /**
+ * Write core dump of the guest.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pszFilename The name of the file to which the guest core
+ * dump should be written.
+ * @param fReplaceFile Whether to replace the file or not.
+ *
+ * @remarks The VM may need to be suspended before calling this function in
+ * order to truly stop all device threads and drivers. This function
+ * only synchronizes EMTs.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDBGFCoreWrite,(PPDMDEVINS pDevIns, const char *pszFilename, bool fReplaceFile));
+
+ /**
+ * Gets the logger info helper.
+ * The returned info helper will unconditionally write all output to the log.
+ *
+ * @returns Pointer to the logger info helper.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(PCDBGFINFOHLP, pfnDBGFInfoLogHlp,(PPDMDEVINS pDevIns));
+
+ /**
+ * Queries a 64-bit register value.
+ *
+ * @retval VINF_SUCCESS
+ * @retval VERR_INVALID_VM_HANDLE
+ * @retval VERR_INVALID_CPU_ID
+ * @retval VERR_DBGF_REGISTER_NOT_FOUND
+ * @retval VERR_DBGF_UNSUPPORTED_CAST
+ * @retval VINF_DBGF_TRUNCATED_REGISTER
+ * @retval VINF_DBGF_ZERO_EXTENDED_REGISTER
+ *
+ * @param pDevIns The device instance.
+ * @param idDefCpu The default target CPU ID, VMCPUID_ANY if not
+ * applicable. Can be OR'ed with
+ * DBGFREG_HYPER_VMCPUID.
+ * @param pszReg The register that's being queried. Except for
+ * CPU registers, this must be on the form
+ * "set.reg[.sub]".
+ * @param pu64 Where to store the register value.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDBGFRegNmQueryU64,(PPDMDEVINS pDevIns, VMCPUID idDefCpu, const char *pszReg, uint64_t *pu64));
+
+ /**
+ * Format a set of registers.
+ *
+ * This is restricted to registers from one CPU, that specified by @a idCpu.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param idCpu The CPU ID of any CPU registers that may be
+ * printed, pass VMCPUID_ANY if not applicable.
+ * @param pszBuf The output buffer.
+ * @param cbBuf The size of the output buffer.
+ * @param pszFormat The format string. Register names are given by
+ * %VR{name}, they take no arguments.
+ * @param va Other format arguments.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDBGFRegPrintfV,(PPDMDEVINS pDevIns, VMCPUID idCpu, char *pszBuf, size_t cbBuf,
+ const char *pszFormat, va_list va));
+
+ /**
+ * Registers a statistics sample.
+ *
+ * @param pDevIns Device instance of the DMA.
+ * @param pvSample Pointer to the sample.
+ * @param enmType Sample type. This indicates what pvSample is
+ * pointing at.
+ * @param pszName Sample name, unix path style. If this does not
+ * start with a '/', the default prefix will be
+ * prepended, otherwise it will be used as-is.
+ * @param enmUnit Sample unit.
+ * @param pszDesc Sample description.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnSTAMRegister,(PPDMDEVINS pDevIns, void *pvSample, STAMTYPE enmType, const char *pszName, STAMUNIT enmUnit, const char *pszDesc));
+
+ /**
+ * Same as pfnSTAMRegister except that the name is specified in a
+ * RTStrPrintfV like fashion.
+ *
+ * @returns VBox status.
+ * @param pDevIns Device instance of the DMA.
+ * @param pvSample Pointer to the sample.
+ * @param enmType Sample type. This indicates what pvSample is
+ * pointing at.
+ * @param enmVisibility Visibility type specifying whether unused
+ * statistics should be visible or not.
+ * @param enmUnit Sample unit.
+ * @param pszDesc Sample description.
+ * @param pszName Sample name format string, unix path style. If
+ * this does not start with a '/', the default
+ * prefix will be prepended, otherwise it will be
+ * used as-is.
+ * @param args Arguments to the format string.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnSTAMRegisterV,(PPDMDEVINS pDevIns, void *pvSample, STAMTYPE enmType,
+ STAMVISIBILITY enmVisibility, STAMUNIT enmUnit, const char *pszDesc,
+ const char *pszName, va_list args) RT_IPRT_FORMAT_ATTR(7, 0));
+
+ /**
+ * Registers a PCI device with the default PCI bus.
+ *
+ * If a PDM device has more than one PCI device, they must be registered in the
+ * order of PDMDEVINSR3::apPciDevs.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure.
+ * This must be kept in the instance data.
+ * The PCI configuration must be initialized before registration.
+ * @param fFlags 0, PDMPCIDEVREG_F_PCI_BRIDGE or
+ * PDMPCIDEVREG_F_NOT_MANDATORY_NO.
+ * @param uPciDevNo PDMPCIDEVREG_DEV_NO_FIRST_UNUSED,
+ * PDMPCIDEVREG_DEV_NO_SAME_AS_PREV, or a specific
+ * device number (0-31). This will be ignored if
+ * the CFGM configuration contains a PCIDeviceNo
+ * value.
+ * @param uPciFunNo PDMPCIDEVREG_FUN_NO_FIRST_UNUSED, or a specific
+ * function number (0-7). This will be ignored if
+ * the CFGM configuration contains a PCIFunctionNo
+ * value.
+ * @param pszName Device name, if NULL PDMDEVREG::szName is used.
+ * The pointer is saved, so don't free or changed.
+ * @note The PCI device configuration is now implicit from the apPciDevs
+ * index, meaning that the zero'th entry is the primary one and
+ * subsequent uses CFGM subkeys "PciDev1", "PciDev2" and so on.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPCIRegister,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t fFlags,
+ uint8_t uPciDevNo, uint8_t uPciFunNo, const char *pszName));
+
+ /**
+ * Initialize MSI or MSI-X emulation support for the given PCI device.
+ *
+ * @see PDMPCIBUSREG::pfnRegisterMsiR3 for details.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device. NULL is an alias for the first
+ * one registered.
+ * @param pMsiReg MSI emulation registration structure.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPCIRegisterMsi,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, PPDMMSIREG pMsiReg));
+
+ /**
+ * Registers a I/O region (memory mapped or I/O ports) for a PCI device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param iRegion The region number.
+ * @param cbRegion Size of the region.
+ * @param enmType PCI_ADDRESS_SPACE_MEM, PCI_ADDRESS_SPACE_IO or PCI_ADDRESS_SPACE_MEM_PREFETCH.
+ * @param fFlags PDMPCIDEV_IORGN_F_XXX.
+ * @param hHandle An I/O port, MMIO or MMIO2 handle according to
+ * @a fFlags, UINT64_MAX if no handle is passed
+ * (old style).
+ * @param pfnMapUnmap Callback for doing the mapping, optional when a
+ * handle is specified. The callback will be
+ * invoked holding only the PDM lock. The device
+ * lock will _not_ be taken (due to lock order).
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPCIIORegionRegister,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t iRegion,
+ RTGCPHYS cbRegion, PCIADDRESSSPACE enmType, uint32_t fFlags,
+ uint64_t hHandle, PFNPCIIOREGIONMAP pfnMapUnmap));
+
+ /**
+ * Register PCI configuration space read/write callbacks.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param pfnRead Pointer to the user defined PCI config read function.
+ * to call default PCI config read function. Can be NULL.
+ * @param pfnWrite Pointer to the user defined PCI config write function.
+ * @remarks The callbacks will be invoked holding the PDM lock. The device lock
+ * is NOT take because that is very likely be a lock order violation.
+ * @thread EMT(0)
+ * @note Only callable during VM creation.
+ * @sa PDMDevHlpPCIConfigRead, PDMDevHlpPCIConfigWrite
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPCIInterceptConfigAccesses,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev,
+ PFNPCICONFIGREAD pfnRead, PFNPCICONFIGWRITE pfnWrite));
+
+ /**
+ * Perform a PCI configuration space write.
+ *
+ * This is for devices that make use of PDMDevHlpPCIInterceptConfigAccesses().
+ *
+ * @returns Strict VBox status code (mainly DBGFSTOP).
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device which config space is being read.
+ * @param uAddress The config space address.
+ * @param cb The size of the read: 1, 2 or 4 bytes.
+ * @param u32Value The value to write.
+ */
+ DECLR3CALLBACKMEMBER(VBOXSTRICTRC, pfnPCIConfigWrite,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev,
+ uint32_t uAddress, unsigned cb, uint32_t u32Value));
+
+ /**
+ * Perform a PCI configuration space read.
+ *
+ * This is for devices that make use of PDMDevHlpPCIInterceptConfigAccesses().
+ *
+ * @returns Strict VBox status code (mainly DBGFSTOP).
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device which config space is being read.
+ * @param uAddress The config space address.
+ * @param cb The size of the read: 1, 2 or 4 bytes.
+ * @param pu32Value Where to return the value.
+ */
+ DECLR3CALLBACKMEMBER(VBOXSTRICTRC, pfnPCIConfigRead,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev,
+ uint32_t uAddress, unsigned cb, uint32_t *pu32Value));
+
+ /**
+ * Bus master physical memory read.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_READ_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @param fFlags Combination of PDM_DEVHLP_PHYS_RW_F_XXX.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPCIPhysRead,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags));
+
+ /**
+ * Bus master physical memory write.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_WRITE_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @param fFlags Combination of PDM_DEVHLP_PHYS_RW_F_XXX.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPCIPhysWrite,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags));
+
+ /**
+ * Requests the mapping of a guest page into ring-3 in preparation for a bus master
+ * physical memory write operation.
+ *
+ * Refer pfnPhysGCPhys2CCPtr() for further details.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys The guest physical address of the page that should be
+ * mapped.
+ * @param fFlags Flags reserved for future use, MBZ.
+ * @param ppv Where to store the address corresponding to GCPhys.
+ * @param pLock Where to store the lock information that
+ * pfnPhysReleasePageMappingLock needs.
+ *
+ * @remarks Avoid calling this API from within critical sections (other than the PGM
+ * one) because of the deadlock risk when we have to delegating the task to
+ * an EMT.
+ * @thread Any.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPCIPhysGCPhys2CCPtr,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, uint32_t fFlags,
+ void **ppv, PPGMPAGEMAPLOCK pLock));
+
+ /**
+ * Requests the mapping of a guest page into ring-3, external threads, in prepartion
+ * for a bus master physical memory read operation.
+ *
+ * Refer pfnPhysGCPhys2CCPtrReadOnly() for further details.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys The guest physical address of the page that
+ * should be mapped.
+ * @param fFlags Flags reserved for future use, MBZ.
+ * @param ppv Where to store the address corresponding to
+ * GCPhys.
+ * @param pLock Where to store the lock information that
+ * pfnPhysReleasePageMappingLock needs.
+ *
+ * @remarks Avoid calling this API from within critical sections.
+ * @thread Any.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPCIPhysGCPhys2CCPtrReadOnly,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys,
+ uint32_t fFlags, void const **ppv, PPGMPAGEMAPLOCK pLock));
+
+ /**
+ * Requests the mapping of multiple guest pages into ring-3 in prepartion for a bus
+ * master physical memory write operation.
+ *
+ * When you're done with the pages, call pfnPhysBulkReleasePageMappingLocks()
+ * ASAP to release them.
+ *
+ * Refer pfnPhysBulkGCPhys2CCPtr() for further details.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param cPages Number of pages to lock.
+ * @param paGCPhysPages The guest physical address of the pages that
+ * should be mapped (@a cPages entries).
+ * @param fFlags Flags reserved for future use, MBZ.
+ * @param papvPages Where to store the ring-3 mapping addresses
+ * corresponding to @a paGCPhysPages.
+ * @param paLocks Where to store the locking information that
+ * pfnPhysBulkReleasePageMappingLock needs (@a cPages
+ * in length).
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPCIPhysBulkGCPhys2CCPtr,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t cPages,
+ PCRTGCPHYS paGCPhysPages, uint32_t fFlags, void **papvPages,
+ PPGMPAGEMAPLOCK paLocks));
+
+ /**
+ * Requests the mapping of multiple guest pages into ring-3 in preparation for a bus
+ * master physical memory read operation.
+ *
+ * When you're done with the pages, call pfnPhysBulkReleasePageMappingLocks()
+ * ASAP to release them.
+ *
+ * Refer pfnPhysBulkGCPhys2CCPtrReadOnly() for further details.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param cPages Number of pages to lock.
+ * @param paGCPhysPages The guest physical address of the pages that
+ * should be mapped (@a cPages entries).
+ * @param fFlags Flags reserved for future use, MBZ.
+ * @param papvPages Where to store the ring-3 mapping addresses
+ * corresponding to @a paGCPhysPages.
+ * @param paLocks Where to store the lock information that
+ * pfnPhysReleasePageMappingLock needs (@a cPages
+ * in length).
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPCIPhysBulkGCPhys2CCPtrReadOnly,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t cPages,
+ PCRTGCPHYS paGCPhysPages, uint32_t fFlags,
+ void const **papvPages, PPGMPAGEMAPLOCK paLocks));
+
+ /**
+ * Sets the IRQ for the given PCI device.
+ *
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @thread Any thread, but will involve the emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnPCISetIrq,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel));
+
+ /**
+ * Sets the IRQ for the given PCI device, but doesn't wait for EMT to process
+ * the request when not called from EMT.
+ *
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level.
+ * @thread Any thread, but will involve the emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnPCISetIrqNoWait,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel));
+
+ /**
+ * Set ISA IRQ for a device.
+ *
+ * @param pDevIns The device instance.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @thread Any thread, but will involve the emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnISASetIrq,(PPDMDEVINS pDevIns, int iIrq, int iLevel));
+
+ /**
+ * Set the ISA IRQ for a device, but don't wait for EMT to process
+ * the request when not called from EMT.
+ *
+ * @param pDevIns The device instance.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @thread Any thread, but will involve the emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnISASetIrqNoWait,(PPDMDEVINS pDevIns, int iIrq, int iLevel));
+
+ /**
+ * Attaches a driver (chain) to the device.
+ *
+ * The first call for a LUN this will serve as a registration of the LUN. The pBaseInterface and
+ * the pszDesc string will be registered with that LUN and kept around for PDMR3QueryDeviceLun().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param iLun The logical unit to attach.
+ * @param pBaseInterface Pointer to the base interface for that LUN. (device side / down)
+ * @param ppBaseInterface Where to store the pointer to the base interface. (driver side / up)
+ * @param pszDesc Pointer to a string describing the LUN. This string must remain valid
+ * for the live of the device instance.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDriverAttach,(PPDMDEVINS pDevIns, uint32_t iLun, PPDMIBASE pBaseInterface,
+ PPDMIBASE *ppBaseInterface, const char *pszDesc));
+
+ /**
+ * Detaches an attached driver (chain) from the device again.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pDrvIns The driver instance to detach.
+ * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDriverDetach,(PPDMDEVINS pDevIns, PPDMDRVINS pDrvIns, uint32_t fFlags));
+
+ /**
+ * Reconfigures the driver chain for a LUN, detaching any driver currently
+ * present there.
+ *
+ * Caller will have attach it, of course.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param iLun The logical unit to reconfigure.
+ * @param cDepth The depth of the driver chain. Determins the
+ * size of @a papszDrivers and @a papConfigs.
+ * @param papszDrivers The names of the drivers to configure in the
+ * chain, first entry is the one immediately
+ * below the device/LUN
+ * @param papConfigs The configurations for each of the drivers
+ * in @a papszDrivers array. NULL entries
+ * corresponds to empty 'Config' nodes. This
+ * function will take ownership of non-NULL
+ * CFGM sub-trees and set the array member to
+ * NULL, so the caller can do cleanups on
+ * failure. This parameter is optional.
+ * @param fFlags Reserved, MBZ.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDriverReconfigure,(PPDMDEVINS pDevIns, uint32_t iLun, uint32_t cDepth,
+ const char * const *papszDrivers, PCFGMNODE *papConfigs, uint32_t fFlags));
+
+ /** @name Exported PDM Queue Functions
+ * @{ */
+ /**
+ * Create a queue.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param cbItem The size of a queue item.
+ * @param cItems The number of items in the queue.
+ * @param cMilliesInterval The number of milliseconds between polling the queue.
+ * If 0 then the emulation thread will be notified whenever an item arrives.
+ * @param pfnCallback The consumer function.
+ * @param fRZEnabled Set if the queue should work in RC and R0.
+ * @param pszName The queue base name. The instance number will be
+ * appended automatically.
+ * @param phQueue Where to store the queue handle on success.
+ * @thread EMT(0)
+ * @remarks The device critical section will NOT be entered before calling the
+ * callback. No locks will be held, but for now it's safe to assume
+ * that only one EMT will do queue callbacks at any one time.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnQueueCreate,(PPDMDEVINS pDevIns, size_t cbItem, uint32_t cItems, uint32_t cMilliesInterval,
+ PFNPDMQUEUEDEV pfnCallback, bool fRZEnabled, const char *pszName,
+ PDMQUEUEHANDLE *phQueue));
+
+ DECLR3CALLBACKMEMBER(PPDMQUEUEITEMCORE, pfnQueueAlloc,(PPDMDEVINS pDevIns, PDMQUEUEHANDLE hQueue));
+ DECLR3CALLBACKMEMBER(int, pfnQueueInsert,(PPDMDEVINS pDevIns, PDMQUEUEHANDLE hQueue, PPDMQUEUEITEMCORE pItem));
+ DECLR3CALLBACKMEMBER(bool, pfnQueueFlushIfNecessary,(PPDMDEVINS pDevIns, PDMQUEUEHANDLE hQueue));
+ /** @} */
+
+ /** @name PDM Task
+ * @{ */
+ /**
+ * Create an asynchronous ring-3 task.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param fFlags PDMTASK_F_XXX
+ * @param pszName The function name or similar. Used for statistics,
+ * so no slashes.
+ * @param pfnCallback The task function.
+ * @param pvUser User argument for the task function.
+ * @param phTask Where to return the task handle.
+ * @thread EMT(0)
+ */
+ DECLR3CALLBACKMEMBER(int, pfnTaskCreate,(PPDMDEVINS pDevIns, uint32_t fFlags, const char *pszName,
+ PFNPDMTASKDEV pfnCallback, void *pvUser, PDMTASKHANDLE *phTask));
+ /**
+ * Triggers the running the given task.
+ *
+ * @returns VBox status code.
+ * @retval VINF_ALREADY_POSTED is the task is already pending.
+ * @param pDevIns The device instance.
+ * @param hTask The task to trigger.
+ * @thread Any thread.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnTaskTrigger,(PPDMDEVINS pDevIns, PDMTASKHANDLE hTask));
+ /** @} */
+
+ /** @name SUP Event Semaphore Wrappers (single release / auto reset)
+ * These semaphores can be signalled from ring-0.
+ * @{ */
+ /** @sa SUPSemEventCreate */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventCreate,(PPDMDEVINS pDevIns, PSUPSEMEVENT phEvent));
+ /** @sa SUPSemEventClose */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventClose,(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent));
+ /** @sa SUPSemEventSignal */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventSignal,(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent));
+ /** @sa SUPSemEventWaitNoResume */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventWaitNoResume,(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent, uint32_t cMillies));
+ /** @sa SUPSemEventWaitNsAbsIntr */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventWaitNsAbsIntr,(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent, uint64_t uNsTimeout));
+ /** @sa SUPSemEventWaitNsRelIntr */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventWaitNsRelIntr,(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent, uint64_t cNsTimeout));
+ /** @sa SUPSemEventGetResolution */
+ DECLR3CALLBACKMEMBER(uint32_t, pfnSUPSemEventGetResolution,(PPDMDEVINS pDevIns));
+ /** @} */
+
+ /** @name SUP Multi Event Semaphore Wrappers (multiple release / manual reset)
+ * These semaphores can be signalled from ring-0.
+ * @{ */
+ /** @sa SUPSemEventMultiCreate */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventMultiCreate,(PPDMDEVINS pDevIns, PSUPSEMEVENTMULTI phEventMulti));
+ /** @sa SUPSemEventMultiClose */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventMultiClose,(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti));
+ /** @sa SUPSemEventMultiSignal */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventMultiSignal,(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti));
+ /** @sa SUPSemEventMultiReset */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventMultiReset,(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti));
+ /** @sa SUPSemEventMultiWaitNoResume */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventMultiWaitNoResume,(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti, uint32_t cMillies));
+ /** @sa SUPSemEventMultiWaitNsAbsIntr */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventMultiWaitNsAbsIntr,(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti, uint64_t uNsTimeout));
+ /** @sa SUPSemEventMultiWaitNsRelIntr */
+ DECLR3CALLBACKMEMBER(int, pfnSUPSemEventMultiWaitNsRelIntr,(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti, uint64_t cNsTimeout));
+ /** @sa SUPSemEventMultiGetResolution */
+ DECLR3CALLBACKMEMBER(uint32_t, pfnSUPSemEventMultiGetResolution,(PPDMDEVINS pDevIns));
+ /** @} */
+
+ /**
+ * Initializes a PDM critical section.
+ *
+ * The PDM critical sections are derived from the IPRT critical sections, but
+ * works in RC and R0 as well.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pCritSect Pointer to the critical section.
+ * @param SRC_POS Use RT_SRC_POS.
+ * @param pszNameFmt Format string for naming the critical section.
+ * For statistics and lock validation.
+ * @param va Arguments for the format string.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnCritSectInit,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, RT_SRC_POS_DECL,
+ const char *pszNameFmt, va_list va) RT_IPRT_FORMAT_ATTR(6, 0));
+
+ /**
+ * Gets the NOP critical section.
+ *
+ * @returns The ring-3 address of the NOP critical section.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(PPDMCRITSECT, pfnCritSectGetNop,(PPDMDEVINS pDevIns));
+
+ /**
+ * Changes the device level critical section from the automatically created
+ * default to one desired by the device constructor.
+ *
+ * For ring-0 and raw-mode capable devices, the call must be repeated in each of
+ * the additional contexts.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pCritSect The critical section to use. NULL is not
+ * valid, instead use the NOP critical
+ * section.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnSetDeviceCritSect,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect));
+
+ /** @name Exported PDM Critical Section Functions
+ * @{ */
+ DECLR3CALLBACKMEMBER(bool, pfnCritSectYield,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectEnter,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, int rcBusy));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectEnterDebug,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, int rcBusy, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectTryEnter,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectTryEnterDebug,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectLeave,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect));
+ DECLR3CALLBACKMEMBER(bool, pfnCritSectIsOwner,(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect));
+ DECLR3CALLBACKMEMBER(bool, pfnCritSectIsInitialized,(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect));
+ DECLR3CALLBACKMEMBER(bool, pfnCritSectHasWaiters,(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect));
+ DECLR3CALLBACKMEMBER(uint32_t, pfnCritSectGetRecursion,(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectScheduleExitEvent,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, SUPSEMEVENT hEventToSignal));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectDelete,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect));
+ /** @} */
+
+ /** @name Exported PDM Read/Write Critical Section Functions
+ * @{ */
+ DECLR3CALLBACKMEMBER(int, pfnCritSectRwInit,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, RT_SRC_POS_DECL,
+ const char *pszNameFmt, va_list va) RT_IPRT_FORMAT_ATTR(6, 0));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectRwDelete,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+
+ DECLR3CALLBACKMEMBER(int, pfnCritSectRwEnterShared,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectRwEnterSharedDebug,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectRwTryEnterShared,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectRwTryEnterSharedDebug,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectRwLeaveShared,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+
+ DECLR3CALLBACKMEMBER(int, pfnCritSectRwEnterExcl,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectRwEnterExclDebug,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectRwTryEnterExcl,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectRwTryEnterExclDebug,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLR3CALLBACKMEMBER(int, pfnCritSectRwLeaveExcl,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+
+ DECLR3CALLBACKMEMBER(bool, pfnCritSectRwIsWriteOwner,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLR3CALLBACKMEMBER(bool, pfnCritSectRwIsReadOwner,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, bool fWannaHear));
+ DECLR3CALLBACKMEMBER(uint32_t, pfnCritSectRwGetWriteRecursion,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLR3CALLBACKMEMBER(uint32_t, pfnCritSectRwGetWriterReadRecursion,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLR3CALLBACKMEMBER(uint32_t, pfnCritSectRwGetReadCount,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLR3CALLBACKMEMBER(bool, pfnCritSectRwIsInitialized,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ /** @} */
+
+ /**
+ * Creates a PDM thread.
+ *
+ * This differs from the RTThreadCreate() API in that PDM takes care of suspending,
+ * resuming, and destroying the thread as the VM state changes.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param ppThread Where to store the thread 'handle'.
+ * @param pvUser The user argument to the thread function.
+ * @param pfnThread The thread function.
+ * @param pfnWakeup The wakup callback. This is called on the EMT
+ * thread when a state change is pending.
+ * @param cbStack See RTThreadCreate.
+ * @param enmType See RTThreadCreate.
+ * @param pszName See RTThreadCreate.
+ * @remarks The device critical section will NOT be entered prior to invoking
+ * the function pointers.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnThreadCreate,(PPDMDEVINS pDevIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADDEV pfnThread,
+ PFNPDMTHREADWAKEUPDEV pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName));
+
+ /** @name Exported PDM Thread Functions
+ * @{ */
+ DECLR3CALLBACKMEMBER(int, pfnThreadDestroy,(PPDMTHREAD pThread, int *pRcThread));
+ DECLR3CALLBACKMEMBER(int, pfnThreadIAmSuspending,(PPDMTHREAD pThread));
+ DECLR3CALLBACKMEMBER(int, pfnThreadIAmRunning,(PPDMTHREAD pThread));
+ DECLR3CALLBACKMEMBER(int, pfnThreadSleep,(PPDMTHREAD pThread, RTMSINTERVAL cMillies));
+ DECLR3CALLBACKMEMBER(int, pfnThreadSuspend,(PPDMTHREAD pThread));
+ DECLR3CALLBACKMEMBER(int, pfnThreadResume,(PPDMTHREAD pThread));
+ /** @} */
+
+ /**
+ * Set up asynchronous handling of a suspend, reset or power off notification.
+ *
+ * This shall only be called when getting the notification. It must be called
+ * for each one.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pfnAsyncNotify The callback.
+ * @thread EMT(0)
+ * @remarks The caller will enter the device critical section prior to invoking
+ * the callback.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnSetAsyncNotification, (PPDMDEVINS pDevIns, PFNPDMDEVASYNCNOTIFY pfnAsyncNotify));
+
+ /**
+ * Notify EMT(0) that the device has completed the asynchronous notification
+ * handling.
+ *
+ * This can be called at any time, spurious calls will simply be ignored.
+ *
+ * @param pDevIns The device instance.
+ * @thread Any
+ */
+ DECLR3CALLBACKMEMBER(void, pfnAsyncNotificationCompleted, (PPDMDEVINS pDevIns));
+
+ /**
+ * Register the RTC device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pRtcReg Pointer to a RTC registration structure.
+ * @param ppRtcHlp Where to store the pointer to the helper
+ * functions.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnRTCRegister,(PPDMDEVINS pDevIns, PCPDMRTCREG pRtcReg, PCPDMRTCHLP *ppRtcHlp));
+
+ /**
+ * Register a PCI Bus.
+ *
+ * @returns VBox status code, but the positive values 0..31 are used to indicate
+ * bus number rather than informational status codes.
+ * @param pDevIns The device instance.
+ * @param pPciBusReg Pointer to PCI bus registration structure.
+ * @param ppPciHlp Where to store the pointer to the PCI Bus
+ * helpers.
+ * @param piBus Where to return the PDM bus number. Optional.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPCIBusRegister,(PPDMDEVINS pDevIns, PPDMPCIBUSREGR3 pPciBusReg,
+ PCPDMPCIHLPR3 *ppPciHlp, uint32_t *piBus));
+
+ /**
+ * Register the IOMMU device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pIommuReg Pointer to a IOMMU registration structure.
+ * @param ppIommuHlp Where to store the pointer to the ring-3 IOMMU
+ * helpers.
+ * @param pidxIommu Where to return the IOMMU index. Optional.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnIommuRegister,(PPDMDEVINS pDevIns, PPDMIOMMUREGR3 pIommuReg, PCPDMIOMMUHLPR3 *ppIommuHlp,
+ uint32_t *pidxIommu));
+
+ /**
+ * Register the PIC device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPicReg Pointer to a PIC registration structure.
+ * @param ppPicHlp Where to store the pointer to the ring-3 PIC
+ * helpers.
+ * @sa PDMDevHlpPICSetUpContext
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPICRegister,(PPDMDEVINS pDevIns, PPDMPICREG pPicReg, PCPDMPICHLP *ppPicHlp));
+
+ /**
+ * Register the APIC device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnApicRegister,(PPDMDEVINS pDevIns));
+
+ /**
+ * Register the I/O APIC device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pIoApicReg Pointer to a I/O APIC registration structure.
+ * @param ppIoApicHlp Where to store the pointer to the IOAPIC
+ * helpers.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnIoApicRegister,(PPDMDEVINS pDevIns, PPDMIOAPICREG pIoApicReg, PCPDMIOAPICHLP *ppIoApicHlp));
+
+ /**
+ * Register the HPET device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pHpetReg Pointer to a HPET registration structure.
+ * @param ppHpetHlpR3 Where to store the pointer to the HPET
+ * helpers.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnHpetRegister,(PPDMDEVINS pDevIns, PPDMHPETREG pHpetReg, PCPDMHPETHLPR3 *ppHpetHlpR3));
+
+ /**
+ * Register a raw PCI device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciRawReg Pointer to a raw PCI registration structure.
+ * @param ppPciRawHlpR3 Where to store the pointer to the raw PCI
+ * device helpers.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPciRawRegister,(PPDMDEVINS pDevIns, PPDMPCIRAWREG pPciRawReg, PCPDMPCIRAWHLPR3 *ppPciRawHlpR3));
+
+ /**
+ * Register the DMA device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pDmacReg Pointer to a DMAC registration structure.
+ * @param ppDmacHlp Where to store the pointer to the DMA helpers.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDMACRegister,(PPDMDEVINS pDevIns, PPDMDMACREG pDmacReg, PCPDMDMACHLP *ppDmacHlp));
+
+ /**
+ * Register transfer function for DMA channel.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param uChannel Channel number.
+ * @param pfnTransferHandler Device specific transfer callback function.
+ * @param pvUser User pointer to pass to the callback.
+ * @thread EMT
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDMARegister,(PPDMDEVINS pDevIns, unsigned uChannel, PFNDMATRANSFERHANDLER pfnTransferHandler, void *pvUser));
+
+ /**
+ * Read memory.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param uChannel Channel number.
+ * @param pvBuffer Pointer to target buffer.
+ * @param off DMA position.
+ * @param cbBlock Block size.
+ * @param pcbRead Where to store the number of bytes which was
+ * read. optional.
+ * @thread EMT
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDMAReadMemory,(PPDMDEVINS pDevIns, unsigned uChannel, void *pvBuffer, uint32_t off, uint32_t cbBlock, uint32_t *pcbRead));
+
+ /**
+ * Write memory.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param uChannel Channel number.
+ * @param pvBuffer Memory to write.
+ * @param off DMA position.
+ * @param cbBlock Block size.
+ * @param pcbWritten Where to store the number of bytes which was
+ * written. optional.
+ * @thread EMT
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDMAWriteMemory,(PPDMDEVINS pDevIns, unsigned uChannel, const void *pvBuffer, uint32_t off, uint32_t cbBlock, uint32_t *pcbWritten));
+
+ /**
+ * Set the DREQ line.
+ *
+ * @returns VBox status code.
+ * @param pDevIns Device instance.
+ * @param uChannel Channel number.
+ * @param uLevel Level of the line.
+ * @thread EMT
+ */
+ DECLR3CALLBACKMEMBER(int, pfnDMASetDREQ,(PPDMDEVINS pDevIns, unsigned uChannel, unsigned uLevel));
+
+ /**
+ * Get channel mode.
+ *
+ * @returns Channel mode. See specs.
+ * @param pDevIns The device instance.
+ * @param uChannel Channel number.
+ * @thread EMT
+ */
+ DECLR3CALLBACKMEMBER(uint8_t, pfnDMAGetChannelMode,(PPDMDEVINS pDevIns, unsigned uChannel));
+
+ /**
+ * Schedule DMA execution.
+ *
+ * @param pDevIns The device instance.
+ * @thread Any thread.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnDMASchedule,(PPDMDEVINS pDevIns));
+
+ /**
+ * Write CMOS value and update the checksum(s).
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param iReg The CMOS register index.
+ * @param u8Value The CMOS register value.
+ * @thread EMT
+ */
+ DECLR3CALLBACKMEMBER(int, pfnCMOSWrite,(PPDMDEVINS pDevIns, unsigned iReg, uint8_t u8Value));
+
+ /**
+ * Read CMOS value.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param iReg The CMOS register index.
+ * @param pu8Value Where to store the CMOS register value.
+ * @thread EMT
+ */
+ DECLR3CALLBACKMEMBER(int, pfnCMOSRead,(PPDMDEVINS pDevIns, unsigned iReg, uint8_t *pu8Value));
+
+ /**
+ * Assert that the current thread is the emulation thread.
+ *
+ * @returns True if correct.
+ * @returns False if wrong.
+ * @param pDevIns The device instance.
+ * @param pszFile Filename of the assertion location.
+ * @param iLine The linenumber of the assertion location.
+ * @param pszFunction Function of the assertion location.
+ */
+ DECLR3CALLBACKMEMBER(bool, pfnAssertEMT,(PPDMDEVINS pDevIns, const char *pszFile, unsigned iLine, const char *pszFunction));
+
+ /**
+ * Assert that the current thread is NOT the emulation thread.
+ *
+ * @returns True if correct.
+ * @returns False if wrong.
+ * @param pDevIns The device instance.
+ * @param pszFile Filename of the assertion location.
+ * @param iLine The linenumber of the assertion location.
+ * @param pszFunction Function of the assertion location.
+ */
+ DECLR3CALLBACKMEMBER(bool, pfnAssertOther,(PPDMDEVINS pDevIns, const char *pszFile, unsigned iLine, const char *pszFunction));
+
+ /**
+ * Resolves the symbol for a raw-mode context interface.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pvInterface The interface structure.
+ * @param cbInterface The size of the interface structure.
+ * @param pszSymPrefix What to prefix the symbols in the list with
+ * before resolving them. This must start with
+ * 'dev' and contain the driver name.
+ * @param pszSymList List of symbols corresponding to the interface.
+ * There is generally a there is generally a define
+ * holding this list associated with the interface
+ * definition (INTERFACE_SYM_LIST). For more
+ * details see PDMR3LdrGetInterfaceSymbols.
+ * @thread EMT
+ */
+ DECLR3CALLBACKMEMBER(int, pfnLdrGetRCInterfaceSymbols,(PPDMDEVINS pDevIns, void *pvInterface, size_t cbInterface,
+ const char *pszSymPrefix, const char *pszSymList));
+
+ /**
+ * Resolves the symbol for a ring-0 context interface.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pvInterface The interface structure.
+ * @param cbInterface The size of the interface structure.
+ * @param pszSymPrefix What to prefix the symbols in the list with
+ * before resolving them. This must start with
+ * 'dev' and contain the driver name.
+ * @param pszSymList List of symbols corresponding to the interface.
+ * There is generally a there is generally a define
+ * holding this list associated with the interface
+ * definition (INTERFACE_SYM_LIST). For more
+ * details see PDMR3LdrGetInterfaceSymbols.
+ * @thread EMT
+ */
+ DECLR3CALLBACKMEMBER(int, pfnLdrGetR0InterfaceSymbols,(PPDMDEVINS pDevIns, void *pvInterface, size_t cbInterface,
+ const char *pszSymPrefix, const char *pszSymList));
+
+ /**
+ * Calls the PDMDEVREGR0::pfnRequest callback (in ring-0 context).
+ *
+ * @returns VBox status code.
+ * @retval VERR_INVALID_FUNCTION if the callback member is NULL.
+ * @retval VERR_ACCESS_DENIED if the device isn't ring-0 capable.
+ *
+ * @param pDevIns The device instance.
+ * @param uOperation The operation to perform.
+ * @param u64Arg 64-bit integer argument.
+ * @thread EMT
+ */
+ DECLR3CALLBACKMEMBER(int, pfnCallR0,(PPDMDEVINS pDevIns, uint32_t uOperation, uint64_t u64Arg));
+
+ /**
+ * Gets the reason for the most recent VM suspend.
+ *
+ * @returns The suspend reason. VMSUSPENDREASON_INVALID is returned if no
+ * suspend has been made or if the pDevIns is invalid.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(VMSUSPENDREASON, pfnVMGetSuspendReason,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the reason for the most recent VM resume.
+ *
+ * @returns The resume reason. VMRESUMEREASON_INVALID is returned if no
+ * resume has been made or if the pDevIns is invalid.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(VMRESUMEREASON, pfnVMGetResumeReason,(PPDMDEVINS pDevIns));
+
+ /**
+ * Requests the mapping of multiple guest page into ring-3.
+ *
+ * When you're done with the pages, call pfnPhysBulkReleasePageMappingLocks()
+ * ASAP to release them.
+ *
+ * This API will assume your intention is to write to the pages, and will
+ * therefore replace shared and zero pages. If you do not intend to modify the
+ * pages, use the pfnPhysBulkGCPhys2CCPtrReadOnly() API.
+ *
+ * @returns VBox status code.
+ * @retval VINF_SUCCESS on success.
+ * @retval VERR_PGM_PHYS_PAGE_RESERVED if any of the pages has no physical
+ * backing or if any of the pages the page has any active access
+ * handlers. The caller must fall back on using PGMR3PhysWriteExternal.
+ * @retval VERR_PGM_INVALID_GC_PHYSICAL_ADDRESS if @a paGCPhysPages contains
+ * an invalid physical address.
+ *
+ * @param pDevIns The device instance.
+ * @param cPages Number of pages to lock.
+ * @param paGCPhysPages The guest physical address of the pages that
+ * should be mapped (@a cPages entries).
+ * @param fFlags Flags reserved for future use, MBZ.
+ * @param papvPages Where to store the ring-3 mapping addresses
+ * corresponding to @a paGCPhysPages.
+ * @param paLocks Where to store the locking information that
+ * pfnPhysBulkReleasePageMappingLock needs (@a cPages
+ * in length).
+ *
+ * @remark Avoid calling this API from within critical sections (other than the
+ * PGM one) because of the deadlock risk when we have to delegating the
+ * task to an EMT.
+ * @thread Any.
+ * @since 6.0.6
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPhysBulkGCPhys2CCPtr,(PPDMDEVINS pDevIns, uint32_t cPages, PCRTGCPHYS paGCPhysPages,
+ uint32_t fFlags, void **papvPages, PPGMPAGEMAPLOCK paLocks));
+
+ /**
+ * Requests the mapping of multiple guest page into ring-3, for reading only.
+ *
+ * When you're done with the pages, call pfnPhysBulkReleasePageMappingLocks()
+ * ASAP to release them.
+ *
+ * @returns VBox status code.
+ * @retval VINF_SUCCESS on success.
+ * @retval VERR_PGM_PHYS_PAGE_RESERVED if any of the pages has no physical
+ * backing or if any of the pages the page has an active ALL access
+ * handler. The caller must fall back on using PGMR3PhysWriteExternal.
+ * @retval VERR_PGM_INVALID_GC_PHYSICAL_ADDRESS if @a paGCPhysPages contains
+ * an invalid physical address.
+ *
+ * @param pDevIns The device instance.
+ * @param cPages Number of pages to lock.
+ * @param paGCPhysPages The guest physical address of the pages that
+ * should be mapped (@a cPages entries).
+ * @param fFlags Flags reserved for future use, MBZ.
+ * @param papvPages Where to store the ring-3 mapping addresses
+ * corresponding to @a paGCPhysPages.
+ * @param paLocks Where to store the lock information that
+ * pfnPhysReleasePageMappingLock needs (@a cPages
+ * in length).
+ *
+ * @remark Avoid calling this API from within critical sections.
+ * @thread Any.
+ * @since 6.0.6
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPhysBulkGCPhys2CCPtrReadOnly,(PPDMDEVINS pDevIns, uint32_t cPages, PCRTGCPHYS paGCPhysPages,
+ uint32_t fFlags, void const **papvPages, PPGMPAGEMAPLOCK paLocks));
+
+ /**
+ * Release the mappings of multiple guest pages.
+ *
+ * This is the counter part of pfnPhysBulkGCPhys2CCPtr and
+ * pfnPhysBulkGCPhys2CCPtrReadOnly.
+ *
+ * @param pDevIns The device instance.
+ * @param cPages Number of pages to unlock.
+ * @param paLocks The lock structures initialized by the mapping
+ * function (@a cPages in length).
+ * @thread Any.
+ * @since 6.0.6
+ */
+ DECLR3CALLBACKMEMBER(void, pfnPhysBulkReleasePageMappingLocks,(PPDMDEVINS pDevIns, uint32_t cPages, PPGMPAGEMAPLOCK paLocks));
+
+ /**
+ * Returns the micro architecture used for the guest.
+ *
+ * @returns CPU micro architecture enum.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(CPUMMICROARCH, pfnCpuGetGuestMicroarch,(PPDMDEVINS pDevIns));
+
+ /**
+ * Get the number of physical and linear address bits supported by the guest.
+ *
+ * @param pDevIns The device instance.
+ * @param pcPhysAddrWidth Where to store the number of physical address bits
+ * supported by the guest.
+ * @param pcLinearAddrWidth Where to store the number of linear address bits
+ * supported by the guest.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnCpuGetGuestAddrWidths,(PPDMDEVINS pDevIns, uint8_t *pcPhysAddrWidth,
+ uint8_t *pcLinearAddrWidth));
+
+ /**
+ * Gets the scalable bus frequency.
+ *
+ * The bus frequency is used as a base in several MSRs that gives the CPU and
+ * other frequency ratios.
+ *
+ * @returns Scalable bus frequency in Hz. Will not return CPUM_SBUSFREQ_UNKNOWN.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(uint64_t, pfnCpuGetGuestScalableBusFrequency,(PPDMDEVINS pDevIns));
+
+ /** Space reserved for future members.
+ * @{ */
+ /**
+ * Deregister zero or more samples given their name prefix.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pszPrefix The name prefix of the samples to remove. If this does
+ * not start with a '/', the default prefix will be
+ * prepended, otherwise it will be used as-is.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnSTAMDeregisterByPrefix,(PPDMDEVINS pDevIns, const char *pszPrefix));
+ DECLR3CALLBACKMEMBER(void, pfnReserved2,(void));
+ DECLR3CALLBACKMEMBER(void, pfnReserved3,(void));
+ DECLR3CALLBACKMEMBER(void, pfnReserved4,(void));
+ DECLR3CALLBACKMEMBER(void, pfnReserved5,(void));
+ DECLR3CALLBACKMEMBER(void, pfnReserved6,(void));
+ DECLR3CALLBACKMEMBER(void, pfnReserved7,(void));
+ DECLR3CALLBACKMEMBER(void, pfnReserved8,(void));
+ DECLR3CALLBACKMEMBER(void, pfnReserved9,(void));
+ DECLR3CALLBACKMEMBER(void, pfnReserved10,(void));
+ /** @} */
+
+
+ /** API available to trusted devices only.
+ *
+ * These APIs are providing unrestricted access to the guest and the VM,
+ * or they are interacting intimately with PDM.
+ *
+ * @{
+ */
+
+ /**
+ * Gets the user mode VM handle. Restricted API.
+ *
+ * @returns User mode VM Handle.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(PUVM, pfnGetUVM,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the global VM handle. Restricted API.
+ *
+ * @returns VM Handle.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(PVMCC, pfnGetVM,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the VMCPU handle. Restricted API.
+ *
+ * @returns VMCPU Handle.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(PVMCPU, pfnGetVMCPU,(PPDMDEVINS pDevIns));
+
+ /**
+ * The the VM CPU ID of the current thread (restricted API).
+ *
+ * @returns The VMCPUID of the calling thread, NIL_VMCPUID if not EMT.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(VMCPUID, pfnGetCurrentCpuId,(PPDMDEVINS pDevIns));
+
+ /**
+ * Registers the VMM device heap or notifies about mapping/unmapping.
+ *
+ * This interface serves three purposes:
+ *
+ * -# Register the VMM device heap during device construction
+ * for the HM to use.
+ * -# Notify PDM/HM that it's mapped into guest address
+ * space (i.e. usable).
+ * -# Notify PDM/HM that it is being unmapped from the guest
+ * address space (i.e. not usable).
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param GCPhys The physical address if mapped, NIL_RTGCPHYS if
+ * not mapped.
+ * @param pvHeap Ring 3 heap pointer.
+ * @param cbHeap Size of the heap.
+ * @thread EMT.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnRegisterVMMDevHeap,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTR3PTR pvHeap, unsigned cbHeap));
+
+ /**
+ * Registers the firmware (BIOS, EFI) device with PDM.
+ *
+ * The firmware provides a callback table and gets a special PDM helper table.
+ * There can only be one firmware device for a VM.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pFwReg Firmware registration structure.
+ * @param ppFwHlp Where to return the firmware helper structure.
+ * @remarks Only valid during device construction.
+ * @thread EMT(0)
+ */
+ DECLR3CALLBACKMEMBER(int, pfnFirmwareRegister,(PPDMDEVINS pDevIns, PCPDMFWREG pFwReg, PCPDMFWHLPR3 *ppFwHlp));
+
+ /**
+ * Resets the VM.
+ *
+ * @returns The appropriate VBox status code to pass around on reset.
+ * @param pDevIns The device instance.
+ * @param fFlags PDMVMRESET_F_XXX flags.
+ * @thread The emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnVMReset,(PPDMDEVINS pDevIns, uint32_t fFlags));
+
+ /**
+ * Suspends the VM.
+ *
+ * @returns The appropriate VBox status code to pass around on suspend.
+ * @param pDevIns The device instance.
+ * @thread The emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnVMSuspend,(PPDMDEVINS pDevIns));
+
+ /**
+ * Suspends, saves and powers off the VM.
+ *
+ * @returns The appropriate VBox status code to pass around.
+ * @param pDevIns The device instance.
+ * @thread An emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnVMSuspendSaveAndPowerOff,(PPDMDEVINS pDevIns));
+
+ /**
+ * Power off the VM.
+ *
+ * @returns The appropriate VBox status code to pass around on power off.
+ * @param pDevIns The device instance.
+ * @thread The emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnVMPowerOff,(PPDMDEVINS pDevIns));
+
+ /**
+ * Checks if the Gate A20 is enabled or not.
+ *
+ * @returns true if A20 is enabled.
+ * @returns false if A20 is disabled.
+ * @param pDevIns The device instance.
+ * @thread The emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(bool, pfnA20IsEnabled,(PPDMDEVINS pDevIns));
+
+ /**
+ * Enables or disables the Gate A20.
+ *
+ * @param pDevIns The device instance.
+ * @param fEnable Set this flag to enable the Gate A20; clear it
+ * to disable.
+ * @thread The emulation thread.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnA20Set,(PPDMDEVINS pDevIns, bool fEnable));
+
+ /**
+ * Get the specified CPUID leaf for the virtual CPU associated with the calling
+ * thread.
+ *
+ * @param pDevIns The device instance.
+ * @param iLeaf The CPUID leaf to get.
+ * @param pEax Where to store the EAX value.
+ * @param pEbx Where to store the EBX value.
+ * @param pEcx Where to store the ECX value.
+ * @param pEdx Where to store the EDX value.
+ * @thread EMT.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnGetCpuId,(PPDMDEVINS pDevIns, uint32_t iLeaf, uint32_t *pEax, uint32_t *pEbx, uint32_t *pEcx, uint32_t *pEdx));
+
+ /**
+ * Gets the main execution engine for the VM.
+ *
+ * @returns VM_EXEC_ENGINE_XXX
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(uint8_t, pfnGetMainExecutionEngine,(PPDMDEVINS pDevIns));
+
+ /**
+ * Get the current virtual clock time in a VM. The clock frequency must be
+ * queried separately.
+ *
+ * @returns Current clock time.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(uint64_t, pfnTMTimeVirtGet,(PPDMDEVINS pDevIns));
+
+ /**
+ * Get the frequency of the virtual clock.
+ *
+ * @returns The clock frequency (not variable at run-time).
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(uint64_t, pfnTMTimeVirtGetFreq,(PPDMDEVINS pDevIns));
+
+ /**
+ * Get the current virtual clock time in a VM, in nanoseconds.
+ *
+ * @returns Current clock time (in ns).
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(uint64_t, pfnTMTimeVirtGetNano,(PPDMDEVINS pDevIns));
+
+ /**
+ * Get the timestamp frequency.
+ *
+ * @returns Number of ticks per second.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(uint64_t, pfnTMCpuTicksPerSecond,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the support driver session.
+ *
+ * This is intended for working with the semaphore API.
+ *
+ * @returns Support driver session handle.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(PSUPDRVSESSION, pfnGetSupDrvSession,(PPDMDEVINS pDevIns));
+
+ /**
+ * Queries a generic object from the VMM user.
+ *
+ * @returns Pointer to the object if found, NULL if not.
+ * @param pDevIns The device instance.
+ * @param pUuid The UUID of what's being queried. The UUIDs and
+ * the usage conventions are defined by the user.
+ *
+ * @note It is strictly forbidden to call this internally in VBox! This
+ * interface is exclusively for hacks in externally developed devices.
+ */
+ DECLR3CALLBACKMEMBER(void *, pfnQueryGenericUserObject,(PPDMDEVINS pDevIns, PCRTUUID pUuid));
+
+ /**
+ * Register a physical page access handler type.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param enmKind The kind of access handler.
+ * @param pfnHandler Pointer to the ring-3 handler callback.
+ * @param pszDesc The type description.
+ * @param phType Where to return the type handle (cross context safe).
+ * @sa PDMDevHlpPGMHandlerPhysicalTypeSetUpContext
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPGMHandlerPhysicalTypeRegister, (PPDMDEVINS pDevIns, PGMPHYSHANDLERKIND enmKind,
+ PFNPGMPHYSHANDLER pfnHandler,
+ const char *pszDesc, PPGMPHYSHANDLERTYPE phType));
+
+ /**
+ * Register a access handler for a physical range.
+ *
+ * @returns VBox status code.
+ * @retval VINF_SUCCESS when successfully installed.
+ * @retval VINF_PGM_GCPHYS_ALIASED when the shadow PTs could be updated because
+ * the guest page aliased or/and mapped by multiple PTs. A CR3 sync has been
+ * flagged together with a pool clearing.
+ * @retval VERR_PGM_HANDLER_PHYSICAL_CONFLICT if the range conflicts with an existing
+ * one. A debug assertion is raised.
+ *
+ * @param pDevIns The device instance.
+ * @param GCPhys Start physical address.
+ * @param GCPhysLast Last physical address. (inclusive)
+ * @param hType The handler type registration handle.
+ * @param pszDesc Description of this handler. If NULL, the type
+ * description will be used instead.
+ * @note There is no @a uUser argument, because it will be set to the pDevIns
+ * in the context the handler is called.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPGMHandlerPhysicalRegister, (PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPHYS GCPhysLast,
+ PGMPHYSHANDLERTYPE hType, R3PTRTYPE(const char *) pszDesc));
+
+ /**
+ * Deregister a physical page access handler.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param GCPhys Start physical address.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPGMHandlerPhysicalDeregister,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys));
+
+ /**
+ * Temporarily turns off the access monitoring of a page within a monitored
+ * physical write/all page access handler region.
+ *
+ * Use this when no further \#PFs are required for that page. Be aware that
+ * a page directory sync might reset the flags, and turn on access monitoring
+ * for the page.
+ *
+ * The caller must do required page table modifications.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param GCPhys The start address of the access handler. This
+ * must be a fully page aligned range or we risk
+ * messing up other handlers installed for the
+ * start and end pages.
+ * @param GCPhysPage The physical address of the page to turn off
+ * access monitoring for.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPGMHandlerPhysicalPageTempOff,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPHYS GCPhysPage));
+
+ /**
+ * Resets any modifications to individual pages in a physical page access
+ * handler region.
+ *
+ * This is used in pair with PGMHandlerPhysicalPageTempOff(),
+ * PGMHandlerPhysicalPageAliasMmio2() or PGMHandlerPhysicalPageAliasHC().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param GCPhys The start address of the handler regions, i.e. what you
+ * passed to PGMR3HandlerPhysicalRegister(),
+ * PGMHandlerPhysicalRegisterEx() or
+ * PGMHandlerPhysicalModify().
+ */
+ DECLR3CALLBACKMEMBER(int, pfnPGMHandlerPhysicalReset,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys));
+
+ /**
+ * Registers the guest memory range that can be used for patching.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param GCPtrPatchMem Patch memory range.
+ * @param cbPatchMem Size of the memory range.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnVMMRegisterPatchMemory, (PPDMDEVINS pDevIns, RTGCPTR GCPtrPatchMem, uint32_t cbPatchMem));
+
+ /**
+ * Deregisters the guest memory range that can be used for patching.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param GCPtrPatchMem Patch memory range.
+ * @param cbPatchMem Size of the memory range.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnVMMDeregisterPatchMemory, (PPDMDEVINS pDevIns, RTGCPTR GCPtrPatchMem, uint32_t cbPatchMem));
+
+ /**
+ * Registers a new shared module for the VM
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param enmGuestOS Guest OS type.
+ * @param pszModuleName Module name.
+ * @param pszVersion Module version.
+ * @param GCBaseAddr Module base address.
+ * @param cbModule Module size.
+ * @param cRegions Number of shared region descriptors.
+ * @param paRegions Shared region(s).
+ */
+ DECLR3CALLBACKMEMBER(int, pfnSharedModuleRegister,(PPDMDEVINS pDevIns, VBOXOSFAMILY enmGuestOS, char *pszModuleName, char *pszVersion,
+ RTGCPTR GCBaseAddr, uint32_t cbModule,
+ uint32_t cRegions, VMMDEVSHAREDREGIONDESC const *paRegions));
+
+ /**
+ * Unregisters a shared module for the VM
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pszModuleName Module name.
+ * @param pszVersion Module version.
+ * @param GCBaseAddr Module base address.
+ * @param cbModule Module size.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnSharedModuleUnregister,(PPDMDEVINS pDevIns, char *pszModuleName, char *pszVersion,
+ RTGCPTR GCBaseAddr, uint32_t cbModule));
+
+ /**
+ * Query the state of a page in a shared module
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param GCPtrPage Page address.
+ * @param pfShared Shared status (out).
+ * @param pfPageFlags Page flags (out).
+ */
+ DECLR3CALLBACKMEMBER(int, pfnSharedModuleGetPageState, (PPDMDEVINS pDevIns, RTGCPTR GCPtrPage, bool *pfShared, uint64_t *pfPageFlags));
+
+ /**
+ * Check all registered modules for changes.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnSharedModuleCheckAll,(PPDMDEVINS pDevIns));
+
+ /**
+ * Query the interface of the top level driver on a LUN.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pszDevice Device name.
+ * @param iInstance Device instance.
+ * @param iLun The Logical Unit to obtain the interface of.
+ * @param ppBase Where to store the base interface pointer.
+ *
+ * @remark We're not doing any locking ATM, so don't try call this at times when the
+ * device chain is known to be updated.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnQueryLun,(PPDMDEVINS pDevIns, const char *pszDevice, unsigned iInstance, unsigned iLun, PPPDMIBASE ppBase));
+
+ /**
+ * Registers the GIM device with VMM.
+ *
+ * @param pDevIns Pointer to the GIM device instance.
+ * @param pDbg Pointer to the GIM device debug structure, can be
+ * NULL.
+ */
+ DECLR3CALLBACKMEMBER(void, pfnGIMDeviceRegister,(PPDMDEVINS pDevIns, PGIMDEBUG pDbg));
+
+ /**
+ * Gets debug setup specified by the provider.
+ *
+ * @returns VBox status code.
+ * @param pDevIns Pointer to the GIM device instance.
+ * @param pDbgSetup Where to store the debug setup details.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnGIMGetDebugSetup,(PPDMDEVINS pDevIns, PGIMDEBUGSETUP pDbgSetup));
+
+ /**
+ * Returns the array of MMIO2 regions that are expected to be registered and
+ * later mapped into the guest-physical address space for the GIM provider
+ * configured for the VM.
+ *
+ * @returns Pointer to an array of GIM MMIO2 regions, may return NULL.
+ * @param pDevIns Pointer to the GIM device instance.
+ * @param pcRegions Where to store the number of items in the array.
+ *
+ * @remarks The caller does not own and therefore must -NOT- try to free the
+ * returned pointer.
+ */
+ DECLR3CALLBACKMEMBER(PGIMMMIO2REGION, pfnGIMGetMmio2Regions,(PPDMDEVINS pDevIns, uint32_t *pcRegions));
+
+ /** @} */
+
+ /** Just a safety precaution. (PDM_DEVHLPR3_VERSION) */
+ uint32_t u32TheEnd;
+} PDMDEVHLPR3;
+#endif /* !IN_RING3 || DOXYGEN_RUNNING */
+/** Pointer to the R3 PDM Device API. */
+typedef R3PTRTYPE(struct PDMDEVHLPR3 *) PPDMDEVHLPR3;
+/** Pointer to the R3 PDM Device API, const variant. */
+typedef R3PTRTYPE(const struct PDMDEVHLPR3 *) PCPDMDEVHLPR3;
+
+
+/**
+ * PDM Device API - RC Variant.
+ */
+typedef struct PDMDEVHLPRC
+{
+ /** Structure version. PDM_DEVHLPRC_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Sets up raw-mode context callback handlers for an I/O port range.
+ *
+ * The range must have been registered in ring-3 first using
+ * PDMDevHlpIoPortCreate() or PDMDevHlpIoPortCreateEx().
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance to register the ports with.
+ * @param hIoPorts The I/O port range handle.
+ * @param pfnOut Pointer to function which is gonna handle OUT
+ * operations. Optional.
+ * @param pfnIn Pointer to function which is gonna handle IN operations.
+ * Optional.
+ * @param pfnOutStr Pointer to function which is gonna handle string OUT
+ * operations. Optional.
+ * @param pfnInStr Pointer to function which is gonna handle string IN
+ * operations. Optional.
+ * @param pvUser User argument to pass to the callbacks.
+ *
+ * @remarks Caller enters the device critical section prior to invoking the
+ * registered callback methods.
+ *
+ * @sa PDMDevHlpIoPortCreate, PDMDevHlpIoPortCreateEx, PDMDevHlpIoPortMap,
+ * PDMDevHlpIoPortUnmap.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnIoPortSetUpContextEx,(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts,
+ PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn,
+ PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr,
+ void *pvUser));
+
+ /**
+ * Sets up raw-mode context callback handlers for an MMIO region.
+ *
+ * The region must have been registered in ring-3 first using
+ * PDMDevHlpMmioCreate() or PDMDevHlpMmioCreateEx().
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance to register the ports with.
+ * @param hRegion The MMIO region handle.
+ * @param pfnWrite Pointer to function which is gonna handle Write
+ * operations.
+ * @param pfnRead Pointer to function which is gonna handle Read
+ * operations.
+ * @param pfnFill Pointer to function which is gonna handle Fill/memset
+ * operations. (optional)
+ * @param pvUser User argument to pass to the callbacks.
+ *
+ * @remarks Caller enters the device critical section prior to invoking the
+ * registered callback methods.
+ *
+ * @sa PDMDevHlpMmioCreate, PDMDevHlpMmioCreateEx, PDMDevHlpMmioMap,
+ * PDMDevHlpMmioUnmap.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnMmioSetUpContextEx,(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, PFNIOMMMIONEWWRITE pfnWrite,
+ PFNIOMMMIONEWREAD pfnRead, PFNIOMMMIONEWFILL pfnFill, void *pvUser));
+
+ /**
+ * Sets up a raw-mode mapping for an MMIO2 region.
+ *
+ * The region must have been created in ring-3 first using
+ * PDMDevHlpMmio2Create().
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance to register the ports with.
+ * @param hRegion The MMIO2 region handle.
+ * @param offSub Start of what to map into raw-mode. Must be page aligned.
+ * @param cbSub Number of bytes to map into raw-mode. Must be page
+ * aligned. Zero is an alias for everything.
+ * @param ppvMapping Where to return the mapping corresponding to @a offSub.
+ * @thread EMT(0)
+ * @note Only available at VM creation time.
+ *
+ * @sa PDMDevHlpMmio2Create().
+ */
+ DECLRCCALLBACKMEMBER(int, pfnMmio2SetUpContext,(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion,
+ size_t offSub, size_t cbSub, void **ppvMapping));
+
+ /**
+ * Bus master physical memory read from the given PCI device.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_READ_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @param fFlags Combination of PDM_DEVHLP_PHYS_RW_F_XXX.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnPCIPhysRead,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys,
+ void *pvBuf, size_t cbRead, uint32_t fFlags));
+
+ /**
+ * Bus master physical memory write from the given PCI device.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_WRITE_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @param fFlags Combination of PDM_DEVHLP_PHYS_RW_F_XXX.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnPCIPhysWrite,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys,
+ const void *pvBuf, size_t cbWrite, uint32_t fFlags));
+
+ /**
+ * Set the IRQ for the given PCI device.
+ *
+ * @param pDevIns Device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @thread Any thread, but will involve the emulation thread.
+ */
+ DECLRCCALLBACKMEMBER(void, pfnPCISetIrq,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel));
+
+ /**
+ * Set ISA IRQ for a device.
+ *
+ * @param pDevIns Device instance.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @thread Any thread, but will involve the emulation thread.
+ */
+ DECLRCCALLBACKMEMBER(void, pfnISASetIrq,(PPDMDEVINS pDevIns, int iIrq, int iLevel));
+
+ /**
+ * Read physical memory.
+ *
+ * @returns VINF_SUCCESS (for now).
+ * @param pDevIns Device instance.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @param fFlags Combination of PDM_DEVHLP_PHYS_RW_F_XXX.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnPhysRead,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags));
+
+ /**
+ * Write to physical memory.
+ *
+ * @returns VINF_SUCCESS for now, and later maybe VERR_EM_MEMORY.
+ * @param pDevIns Device instance.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @param fFlags Combination of PDM_DEVHLP_PHYS_RW_F_XXX.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnPhysWrite,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags));
+
+ /**
+ * Checks if the Gate A20 is enabled or not.
+ *
+ * @returns true if A20 is enabled.
+ * @returns false if A20 is disabled.
+ * @param pDevIns Device instance.
+ * @thread The emulation thread.
+ */
+ DECLRCCALLBACKMEMBER(bool, pfnA20IsEnabled,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the VM state.
+ *
+ * @returns VM state.
+ * @param pDevIns The device instance.
+ * @thread Any thread (just keep in mind that it's volatile info).
+ */
+ DECLRCCALLBACKMEMBER(VMSTATE, pfnVMState, (PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the VM handle. Restricted API.
+ *
+ * @returns VM Handle.
+ * @param pDevIns Device instance.
+ */
+ DECLRCCALLBACKMEMBER(PVMCC, pfnGetVM,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the VMCPU handle. Restricted API.
+ *
+ * @returns VMCPU Handle.
+ * @param pDevIns The device instance.
+ */
+ DECLRCCALLBACKMEMBER(PVMCPUCC, pfnGetVMCPU,(PPDMDEVINS pDevIns));
+
+ /**
+ * The the VM CPU ID of the current thread (restricted API).
+ *
+ * @returns The VMCPUID of the calling thread, NIL_VMCPUID if not EMT.
+ * @param pDevIns The device instance.
+ */
+ DECLRCCALLBACKMEMBER(VMCPUID, pfnGetCurrentCpuId,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the main execution engine for the VM.
+ *
+ * @returns VM_EXEC_ENGINE_XXX
+ * @param pDevIns The device instance.
+ */
+ DECLRCCALLBACKMEMBER(uint8_t, pfnGetMainExecutionEngine,(PPDMDEVINS pDevIns));
+
+ /**
+ * Get the current virtual clock time in a VM. The clock frequency must be
+ * queried separately.
+ *
+ * @returns Current clock time.
+ * @param pDevIns The device instance.
+ */
+ DECLRCCALLBACKMEMBER(uint64_t, pfnTMTimeVirtGet,(PPDMDEVINS pDevIns));
+
+ /**
+ * Get the frequency of the virtual clock.
+ *
+ * @returns The clock frequency (not variable at run-time).
+ * @param pDevIns The device instance.
+ */
+ DECLRCCALLBACKMEMBER(uint64_t, pfnTMTimeVirtGetFreq,(PPDMDEVINS pDevIns));
+
+ /**
+ * Get the current virtual clock time in a VM, in nanoseconds.
+ *
+ * @returns Current clock time (in ns).
+ * @param pDevIns The device instance.
+ */
+ DECLRCCALLBACKMEMBER(uint64_t, pfnTMTimeVirtGetNano,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the NOP critical section.
+ *
+ * @returns The ring-3 address of the NOP critical section.
+ * @param pDevIns The device instance.
+ */
+ DECLRCCALLBACKMEMBER(PPDMCRITSECT, pfnCritSectGetNop,(PPDMDEVINS pDevIns));
+
+ /**
+ * Changes the device level critical section from the automatically created
+ * default to one desired by the device constructor.
+ *
+ * Must first be done in ring-3.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pCritSect The critical section to use. NULL is not
+ * valid, instead use the NOP critical
+ * section.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnSetDeviceCritSect,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect));
+
+ /** @name Exported PDM Critical Section Functions
+ * @{ */
+ DECLRCCALLBACKMEMBER(int, pfnCritSectEnter,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, int rcBusy));
+ DECLRCCALLBACKMEMBER(int, pfnCritSectEnterDebug,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, int rcBusy, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLRCCALLBACKMEMBER(int, pfnCritSectTryEnter,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect));
+ DECLRCCALLBACKMEMBER(int, pfnCritSectTryEnterDebug,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLRCCALLBACKMEMBER(int, pfnCritSectLeave,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect));
+ DECLRCCALLBACKMEMBER(bool, pfnCritSectIsOwner,(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect));
+ DECLRCCALLBACKMEMBER(bool, pfnCritSectIsInitialized,(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect));
+ DECLRCCALLBACKMEMBER(bool, pfnCritSectHasWaiters,(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect));
+ DECLRCCALLBACKMEMBER(uint32_t, pfnCritSectGetRecursion,(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect));
+ /** @} */
+
+ /** @name Exported PDM Read/Write Critical Section Functions
+ * @{ */
+ DECLRCCALLBACKMEMBER(int, pfnCritSectRwEnterShared,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy));
+ DECLRCCALLBACKMEMBER(int, pfnCritSectRwEnterSharedDebug,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLRCCALLBACKMEMBER(int, pfnCritSectRwTryEnterShared,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLRCCALLBACKMEMBER(int, pfnCritSectRwTryEnterSharedDebug,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLRCCALLBACKMEMBER(int, pfnCritSectRwLeaveShared,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+
+ DECLRCCALLBACKMEMBER(int, pfnCritSectRwEnterExcl,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy));
+ DECLRCCALLBACKMEMBER(int, pfnCritSectRwEnterExclDebug,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLRCCALLBACKMEMBER(int, pfnCritSectRwTryEnterExcl,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLRCCALLBACKMEMBER(int, pfnCritSectRwTryEnterExclDebug,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLRCCALLBACKMEMBER(int, pfnCritSectRwLeaveExcl,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+
+ DECLRCCALLBACKMEMBER(bool, pfnCritSectRwIsWriteOwner,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLRCCALLBACKMEMBER(bool, pfnCritSectRwIsReadOwner,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, bool fWannaHear));
+ DECLRCCALLBACKMEMBER(uint32_t, pfnCritSectRwGetWriteRecursion,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLRCCALLBACKMEMBER(uint32_t, pfnCritSectRwGetWriterReadRecursion,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLRCCALLBACKMEMBER(uint32_t, pfnCritSectRwGetReadCount,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLRCCALLBACKMEMBER(bool, pfnCritSectRwIsInitialized,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ /** @} */
+
+ /**
+ * Gets the trace buffer handle.
+ *
+ * This is used by the macros found in VBox/vmm/dbgftrace.h and is not
+ * really inteded for direct usage, thus no inline wrapper function.
+ *
+ * @returns Trace buffer handle or NIL_RTTRACEBUF.
+ * @param pDevIns The device instance.
+ */
+ DECLRCCALLBACKMEMBER(RTTRACEBUF, pfnDBGFTraceBuf,(PPDMDEVINS pDevIns));
+
+ /**
+ * Sets up the PCI bus for the raw-mode context.
+ *
+ * This must be called after ring-3 has registered the PCI bus using
+ * PDMDevHlpPCIBusRegister().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciBusReg The PCI bus registration information for raw-mode,
+ * considered volatile.
+ * @param ppPciHlp Where to return the raw-mode PCI bus helpers.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnPCIBusSetUpContext,(PPDMDEVINS pDevIns, PPDMPCIBUSREGRC pPciBusReg, PCPDMPCIHLPRC *ppPciHlp));
+
+ /**
+ * Sets up the IOMMU for the raw-mode context.
+ *
+ * This must be called after ring-3 has registered the IOMMU using
+ * PDMDevHlpIommuRegister().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pIommuReg The IOMMU registration information for raw-mode,
+ * considered volatile.
+ * @param ppIommuHlp Where to return the raw-mode IOMMU helpers.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnIommuSetUpContext,(PPDMDEVINS pDevIns, PPDMIOMMUREGRC pIommuReg, PCPDMIOMMUHLPRC *ppIommuHlp));
+
+ /**
+ * Sets up the PIC for the ring-0 context.
+ *
+ * This must be called after ring-3 has registered the PIC using
+ * PDMDevHlpPICRegister().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPicReg The PIC registration information for ring-0,
+ * considered volatile and copied.
+ * @param ppPicHlp Where to return the ring-0 PIC helpers.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnPICSetUpContext,(PPDMDEVINS pDevIns, PPDMPICREG pPicReg, PCPDMPICHLP *ppPicHlp));
+
+ /**
+ * Sets up the APIC for the raw-mode context.
+ *
+ * This must be called after ring-3 has registered the APIC using
+ * PDMDevHlpApicRegister().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnApicSetUpContext,(PPDMDEVINS pDevIns));
+
+ /**
+ * Sets up the IOAPIC for the ring-0 context.
+ *
+ * This must be called after ring-3 has registered the PIC using
+ * PDMDevHlpIoApicRegister().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pIoApicReg The PIC registration information for ring-0,
+ * considered volatile and copied.
+ * @param ppIoApicHlp Where to return the ring-0 IOAPIC helpers.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnIoApicSetUpContext,(PPDMDEVINS pDevIns, PPDMIOAPICREG pIoApicReg, PCPDMIOAPICHLP *ppIoApicHlp));
+
+ /**
+ * Sets up the HPET for the raw-mode context.
+ *
+ * This must be called after ring-3 has registered the PIC using
+ * PDMDevHlpHpetRegister().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pHpetReg The PIC registration information for raw-mode,
+ * considered volatile and copied.
+ * @param ppHpetHlp Where to return the raw-mode HPET helpers.
+ */
+ DECLRCCALLBACKMEMBER(int, pfnHpetSetUpContext,(PPDMDEVINS pDevIns, PPDMHPETREG pHpetReg, PCPDMHPETHLPRC *ppHpetHlp));
+
+ /** Space reserved for future members.
+ * @{ */
+ DECLRCCALLBACKMEMBER(void, pfnReserved1,(void));
+ DECLRCCALLBACKMEMBER(void, pfnReserved2,(void));
+ DECLRCCALLBACKMEMBER(void, pfnReserved3,(void));
+ DECLRCCALLBACKMEMBER(void, pfnReserved4,(void));
+ DECLRCCALLBACKMEMBER(void, pfnReserved5,(void));
+ DECLRCCALLBACKMEMBER(void, pfnReserved6,(void));
+ DECLRCCALLBACKMEMBER(void, pfnReserved7,(void));
+ DECLRCCALLBACKMEMBER(void, pfnReserved8,(void));
+ DECLRCCALLBACKMEMBER(void, pfnReserved9,(void));
+ DECLRCCALLBACKMEMBER(void, pfnReserved10,(void));
+ /** @} */
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMDEVHLPRC;
+/** Pointer PDM Device RC API. */
+typedef RGPTRTYPE(struct PDMDEVHLPRC *) PPDMDEVHLPRC;
+/** Pointer PDM Device RC API. */
+typedef RGPTRTYPE(const struct PDMDEVHLPRC *) PCPDMDEVHLPRC;
+
+/** Current PDMDEVHLP version number. */
+#define PDM_DEVHLPRC_VERSION PDM_VERSION_MAKE(0xffe6, 19, 0)
+
+
+/**
+ * PDM Device API - R0 Variant.
+ */
+typedef struct PDMDEVHLPR0
+{
+ /** Structure version. PDM_DEVHLPR0_VERSION defines the current version. */
+ uint32_t u32Version;
+
+ /**
+ * Sets up ring-0 callback handlers for an I/O port range.
+ *
+ * The range must have been created in ring-3 first using
+ * PDMDevHlpIoPortCreate() or PDMDevHlpIoPortCreateEx().
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance to register the ports with.
+ * @param hIoPorts The I/O port range handle.
+ * @param pfnOut Pointer to function which is gonna handle OUT
+ * operations. Optional.
+ * @param pfnIn Pointer to function which is gonna handle IN operations.
+ * Optional.
+ * @param pfnOutStr Pointer to function which is gonna handle string OUT
+ * operations. Optional.
+ * @param pfnInStr Pointer to function which is gonna handle string IN
+ * operations. Optional.
+ * @param pvUser User argument to pass to the callbacks.
+ *
+ * @remarks Caller enters the device critical section prior to invoking the
+ * registered callback methods.
+ *
+ * @sa PDMDevHlpIoPortCreate(), PDMDevHlpIoPortCreateEx(),
+ * PDMDevHlpIoPortMap(), PDMDevHlpIoPortUnmap().
+ */
+ DECLR0CALLBACKMEMBER(int, pfnIoPortSetUpContextEx,(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts,
+ PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn,
+ PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr,
+ void *pvUser));
+
+ /**
+ * Sets up ring-0 callback handlers for an MMIO region.
+ *
+ * The region must have been created in ring-3 first using
+ * PDMDevHlpMmioCreate(), PDMDevHlpMmioCreateEx(), PDMDevHlpMmioCreateAndMap(),
+ * PDMDevHlpMmioCreateExAndMap() or PDMDevHlpPCIIORegionCreateMmio().
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance to register the ports with.
+ * @param hRegion The MMIO region handle.
+ * @param pfnWrite Pointer to function which is gonna handle Write
+ * operations.
+ * @param pfnRead Pointer to function which is gonna handle Read
+ * operations.
+ * @param pfnFill Pointer to function which is gonna handle Fill/memset
+ * operations. (optional)
+ * @param pvUser User argument to pass to the callbacks.
+ *
+ * @remarks Caller enters the device critical section prior to invoking the
+ * registered callback methods.
+ *
+ * @sa PDMDevHlpMmioCreate(), PDMDevHlpMmioCreateEx(), PDMDevHlpMmioMap(),
+ * PDMDevHlpMmioUnmap().
+ */
+ DECLR0CALLBACKMEMBER(int, pfnMmioSetUpContextEx,(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, PFNIOMMMIONEWWRITE pfnWrite,
+ PFNIOMMMIONEWREAD pfnRead, PFNIOMMMIONEWFILL pfnFill, void *pvUser));
+
+ /**
+ * Sets up a ring-0 mapping for an MMIO2 region.
+ *
+ * The region must have been created in ring-3 first using
+ * PDMDevHlpMmio2Create().
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance to register the ports with.
+ * @param hRegion The MMIO2 region handle.
+ * @param offSub Start of what to map into ring-0. Must be page aligned.
+ * @param cbSub Number of bytes to map into ring-0. Must be page
+ * aligned. Zero is an alias for everything.
+ * @param ppvMapping Where to return the mapping corresponding to @a offSub.
+ *
+ * @thread EMT(0)
+ * @note Only available at VM creation time.
+ *
+ * @sa PDMDevHlpMmio2Create().
+ */
+ DECLR0CALLBACKMEMBER(int, pfnMmio2SetUpContext,(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion, size_t offSub, size_t cbSub,
+ void **ppvMapping));
+
+ /**
+ * Bus master physical memory read from the given PCI device.
+ *
+ * @returns VINF_SUCCESS or VERR_PDM_NOT_PCI_BUS_MASTER, later maybe
+ * VERR_EM_MEMORY.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @param fFlags Combination of PDM_DEVHLP_PHYS_RW_F_XXX.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnPCIPhysRead,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys,
+ void *pvBuf, size_t cbRead, uint32_t fFlags));
+
+ /**
+ * Bus master physical memory write from the given PCI device.
+ *
+ * @returns VINF_SUCCESS or VERR_PDM_NOT_PCI_BUS_MASTER, later maybe
+ * VERR_EM_MEMORY.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @param fFlags Combination of PDM_DEVHLP_PHYS_RW_F_XXX.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnPCIPhysWrite,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys,
+ const void *pvBuf, size_t cbWrite, uint32_t fFlags));
+
+ /**
+ * Set the IRQ for the given PCI device.
+ *
+ * @param pDevIns Device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @thread Any thread, but will involve the emulation thread.
+ */
+ DECLR0CALLBACKMEMBER(void, pfnPCISetIrq,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel));
+
+ /**
+ * Set ISA IRQ for a device.
+ *
+ * @param pDevIns Device instance.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @thread Any thread, but will involve the emulation thread.
+ */
+ DECLR0CALLBACKMEMBER(void, pfnISASetIrq,(PPDMDEVINS pDevIns, int iIrq, int iLevel));
+
+ /**
+ * Read physical memory.
+ *
+ * @returns VINF_SUCCESS (for now).
+ * @param pDevIns Device instance.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @param fFlags Combination of PDM_DEVHLP_PHYS_RW_F_XXX.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnPhysRead,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags));
+
+ /**
+ * Write to physical memory.
+ *
+ * @returns VINF_SUCCESS for now, and later maybe VERR_EM_MEMORY.
+ * @param pDevIns Device instance.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @param fFlags Combination of PDM_DEVHLP_PHYS_RW_F_XXX.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnPhysWrite,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags));
+
+ /**
+ * Checks if the Gate A20 is enabled or not.
+ *
+ * @returns true if A20 is enabled.
+ * @returns false if A20 is disabled.
+ * @param pDevIns Device instance.
+ * @thread The emulation thread.
+ */
+ DECLR0CALLBACKMEMBER(bool, pfnA20IsEnabled,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the VM state.
+ *
+ * @returns VM state.
+ * @param pDevIns The device instance.
+ * @thread Any thread (just keep in mind that it's volatile info).
+ */
+ DECLR0CALLBACKMEMBER(VMSTATE, pfnVMState, (PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the VM handle. Restricted API.
+ *
+ * @returns VM Handle.
+ * @param pDevIns Device instance.
+ */
+ DECLR0CALLBACKMEMBER(PVMCC, pfnGetVM,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the VMCPU handle. Restricted API.
+ *
+ * @returns VMCPU Handle.
+ * @param pDevIns The device instance.
+ */
+ DECLR0CALLBACKMEMBER(PVMCPUCC, pfnGetVMCPU,(PPDMDEVINS pDevIns));
+
+ /**
+ * The the VM CPU ID of the current thread (restricted API).
+ *
+ * @returns The VMCPUID of the calling thread, NIL_VMCPUID if not EMT.
+ * @param pDevIns The device instance.
+ */
+ DECLR0CALLBACKMEMBER(VMCPUID, pfnGetCurrentCpuId,(PPDMDEVINS pDevIns));
+
+ /**
+ * Gets the main execution engine for the VM.
+ *
+ * @returns VM_EXEC_ENGINE_XXX
+ * @param pDevIns The device instance.
+ */
+ DECLR0CALLBACKMEMBER(uint8_t, pfnGetMainExecutionEngine,(PPDMDEVINS pDevIns));
+
+ /** @name Timer handle method wrappers
+ * @{ */
+ DECLR0CALLBACKMEMBER(uint64_t, pfnTimerFromMicro,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cMicroSecs));
+ DECLR0CALLBACKMEMBER(uint64_t, pfnTimerFromMilli,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cMilliSecs));
+ DECLR0CALLBACKMEMBER(uint64_t, pfnTimerFromNano,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cNanoSecs));
+ DECLR0CALLBACKMEMBER(uint64_t, pfnTimerGet,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR0CALLBACKMEMBER(uint64_t, pfnTimerGetFreq,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR0CALLBACKMEMBER(uint64_t, pfnTimerGetNano,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR0CALLBACKMEMBER(bool, pfnTimerIsActive,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR0CALLBACKMEMBER(bool, pfnTimerIsLockOwner,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR0CALLBACKMEMBER(VBOXSTRICTRC, pfnTimerLockClock,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, int rcBusy));
+ /** Takes the clock lock then enters the specified critical section. */
+ DECLR0CALLBACKMEMBER(VBOXSTRICTRC, pfnTimerLockClock2,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, PPDMCRITSECT pCritSect, int rcBusy));
+ DECLR0CALLBACKMEMBER(int, pfnTimerSet,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t uExpire));
+ DECLR0CALLBACKMEMBER(int, pfnTimerSetFrequencyHint,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint32_t uHz));
+ DECLR0CALLBACKMEMBER(int, pfnTimerSetMicro,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cMicrosToNext));
+ DECLR0CALLBACKMEMBER(int, pfnTimerSetMillies,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cMilliesToNext));
+ DECLR0CALLBACKMEMBER(int, pfnTimerSetNano,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cNanosToNext));
+ DECLR0CALLBACKMEMBER(int, pfnTimerSetRelative,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cTicksToNext, uint64_t *pu64Now));
+ DECLR0CALLBACKMEMBER(int, pfnTimerStop,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR0CALLBACKMEMBER(void, pfnTimerUnlockClock,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer));
+ DECLR0CALLBACKMEMBER(void, pfnTimerUnlockClock2,(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, PPDMCRITSECT pCritSect));
+ /** @} */
+
+ /**
+ * Get the current virtual clock time in a VM. The clock frequency must be
+ * queried separately.
+ *
+ * @returns Current clock time.
+ * @param pDevIns The device instance.
+ */
+ DECLR0CALLBACKMEMBER(uint64_t, pfnTMTimeVirtGet,(PPDMDEVINS pDevIns));
+
+ /**
+ * Get the frequency of the virtual clock.
+ *
+ * @returns The clock frequency (not variable at run-time).
+ * @param pDevIns The device instance.
+ */
+ DECLR0CALLBACKMEMBER(uint64_t, pfnTMTimeVirtGetFreq,(PPDMDEVINS pDevIns));
+
+ /**
+ * Get the current virtual clock time in a VM, in nanoseconds.
+ *
+ * @returns Current clock time (in ns).
+ * @param pDevIns The device instance.
+ */
+ DECLR0CALLBACKMEMBER(uint64_t, pfnTMTimeVirtGetNano,(PPDMDEVINS pDevIns));
+
+ /** @name Exported PDM Queue Functions
+ * @{ */
+ DECLR0CALLBACKMEMBER(PPDMQUEUEITEMCORE, pfnQueueAlloc,(PPDMDEVINS pDevIns, PDMQUEUEHANDLE hQueue));
+ DECLR0CALLBACKMEMBER(int, pfnQueueInsert,(PPDMDEVINS pDevIns, PDMQUEUEHANDLE hQueue, PPDMQUEUEITEMCORE pItem));
+ DECLR0CALLBACKMEMBER(bool, pfnQueueFlushIfNecessary,(PPDMDEVINS pDevIns, PDMQUEUEHANDLE hQueue));
+ /** @} */
+
+ /** @name PDM Task
+ * @{ */
+ /**
+ * Triggers the running the given task.
+ *
+ * @returns VBox status code.
+ * @retval VINF_ALREADY_POSTED is the task is already pending.
+ * @param pDevIns The device instance.
+ * @param hTask The task to trigger.
+ * @thread Any thread.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnTaskTrigger,(PPDMDEVINS pDevIns, PDMTASKHANDLE hTask));
+ /** @} */
+
+ /** @name SUP Event Semaphore Wrappers (single release / auto reset)
+ * These semaphores can be signalled from ring-0.
+ * @{ */
+ /** @sa SUPSemEventSignal */
+ DECLR0CALLBACKMEMBER(int, pfnSUPSemEventSignal,(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent));
+ /** @sa SUPSemEventWaitNoResume */
+ DECLR0CALLBACKMEMBER(int, pfnSUPSemEventWaitNoResume,(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent, uint32_t cMillies));
+ /** @sa SUPSemEventWaitNsAbsIntr */
+ DECLR0CALLBACKMEMBER(int, pfnSUPSemEventWaitNsAbsIntr,(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent, uint64_t uNsTimeout));
+ /** @sa SUPSemEventWaitNsRelIntr */
+ DECLR0CALLBACKMEMBER(int, pfnSUPSemEventWaitNsRelIntr,(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent, uint64_t cNsTimeout));
+ /** @sa SUPSemEventGetResolution */
+ DECLR0CALLBACKMEMBER(uint32_t, pfnSUPSemEventGetResolution,(PPDMDEVINS pDevIns));
+ /** @} */
+
+ /** @name SUP Multi Event Semaphore Wrappers (multiple release / manual reset)
+ * These semaphores can be signalled from ring-0.
+ * @{ */
+ /** @sa SUPSemEventMultiSignal */
+ DECLR0CALLBACKMEMBER(int, pfnSUPSemEventMultiSignal,(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti));
+ /** @sa SUPSemEventMultiReset */
+ DECLR0CALLBACKMEMBER(int, pfnSUPSemEventMultiReset,(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti));
+ /** @sa SUPSemEventMultiWaitNoResume */
+ DECLR0CALLBACKMEMBER(int, pfnSUPSemEventMultiWaitNoResume,(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti, uint32_t cMillies));
+ /** @sa SUPSemEventMultiWaitNsAbsIntr */
+ DECLR0CALLBACKMEMBER(int, pfnSUPSemEventMultiWaitNsAbsIntr,(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti, uint64_t uNsTimeout));
+ /** @sa SUPSemEventMultiWaitNsRelIntr */
+ DECLR0CALLBACKMEMBER(int, pfnSUPSemEventMultiWaitNsRelIntr,(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti, uint64_t cNsTimeout));
+ /** @sa SUPSemEventMultiGetResolution */
+ DECLR0CALLBACKMEMBER(uint32_t, pfnSUPSemEventMultiGetResolution,(PPDMDEVINS pDevIns));
+ /** @} */
+
+ /**
+ * Gets the NOP critical section.
+ *
+ * @returns The ring-3 address of the NOP critical section.
+ * @param pDevIns The device instance.
+ */
+ DECLR0CALLBACKMEMBER(PPDMCRITSECT, pfnCritSectGetNop,(PPDMDEVINS pDevIns));
+
+ /**
+ * Changes the device level critical section from the automatically created
+ * default to one desired by the device constructor.
+ *
+ * Must first be done in ring-3.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pCritSect The critical section to use. NULL is not
+ * valid, instead use the NOP critical
+ * section.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnSetDeviceCritSect,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect));
+
+ /** @name Exported PDM Critical Section Functions
+ * @{ */
+ DECLR0CALLBACKMEMBER(int, pfnCritSectEnter,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, int rcBusy));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectEnterDebug,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, int rcBusy, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectTryEnter,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectTryEnterDebug,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectLeave,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect));
+ DECLR0CALLBACKMEMBER(bool, pfnCritSectIsOwner,(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect));
+ DECLR0CALLBACKMEMBER(bool, pfnCritSectIsInitialized,(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect));
+ DECLR0CALLBACKMEMBER(bool, pfnCritSectHasWaiters,(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect));
+ DECLR0CALLBACKMEMBER(uint32_t, pfnCritSectGetRecursion,(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectScheduleExitEvent,(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, SUPSEMEVENT hEventToSignal));
+ /** @} */
+
+ /** @name Exported PDM Read/Write Critical Section Functions
+ * @{ */
+ DECLR0CALLBACKMEMBER(int, pfnCritSectRwEnterShared,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectRwEnterSharedDebug,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectRwTryEnterShared,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectRwTryEnterSharedDebug,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectRwLeaveShared,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+
+ DECLR0CALLBACKMEMBER(int, pfnCritSectRwEnterExcl,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectRwEnterExclDebug,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectRwTryEnterExcl,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectRwTryEnterExclDebug,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, RTHCUINTPTR uId, RT_SRC_POS_DECL));
+ DECLR0CALLBACKMEMBER(int, pfnCritSectRwLeaveExcl,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+
+ DECLR0CALLBACKMEMBER(bool, pfnCritSectRwIsWriteOwner,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLR0CALLBACKMEMBER(bool, pfnCritSectRwIsReadOwner,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, bool fWannaHear));
+ DECLR0CALLBACKMEMBER(uint32_t, pfnCritSectRwGetWriteRecursion,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLR0CALLBACKMEMBER(uint32_t, pfnCritSectRwGetWriterReadRecursion,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLR0CALLBACKMEMBER(uint32_t, pfnCritSectRwGetReadCount,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ DECLR0CALLBACKMEMBER(bool, pfnCritSectRwIsInitialized,(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect));
+ /** @} */
+
+ /**
+ * Gets the trace buffer handle.
+ *
+ * This is used by the macros found in VBox/vmm/dbgftrace.h and is not
+ * really inteded for direct usage, thus no inline wrapper function.
+ *
+ * @returns Trace buffer handle or NIL_RTTRACEBUF.
+ * @param pDevIns The device instance.
+ */
+ DECLR0CALLBACKMEMBER(RTTRACEBUF, pfnDBGFTraceBuf,(PPDMDEVINS pDevIns));
+
+ /**
+ * Sets up the PCI bus for the ring-0 context.
+ *
+ * This must be called after ring-3 has registered the PCI bus using
+ * PDMDevHlpPCIBusRegister().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciBusReg The PCI bus registration information for ring-0,
+ * considered volatile and copied.
+ * @param ppPciHlp Where to return the ring-0 PCI bus helpers.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnPCIBusSetUpContext,(PPDMDEVINS pDevIns, PPDMPCIBUSREGR0 pPciBusReg, PCPDMPCIHLPR0 *ppPciHlp));
+
+ /**
+ * Sets up the IOMMU for the ring-0 context.
+ *
+ * This must be called after ring-3 has registered the IOMMU using
+ * PDMDevHlpIommuRegister().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pIommuReg The IOMMU registration information for ring-0,
+ * considered volatile and copied.
+ * @param ppIommuHlp Where to return the ring-0 IOMMU helpers.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnIommuSetUpContext,(PPDMDEVINS pDevIns, PPDMIOMMUREGR0 pIommuReg, PCPDMIOMMUHLPR0 *ppIommuHlp));
+
+ /**
+ * Sets up the PIC for the ring-0 context.
+ *
+ * This must be called after ring-3 has registered the PIC using
+ * PDMDevHlpPICRegister().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPicReg The PIC registration information for ring-0,
+ * considered volatile and copied.
+ * @param ppPicHlp Where to return the ring-0 PIC helpers.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnPICSetUpContext,(PPDMDEVINS pDevIns, PPDMPICREG pPicReg, PCPDMPICHLP *ppPicHlp));
+
+ /**
+ * Sets up the APIC for the ring-0 context.
+ *
+ * This must be called after ring-3 has registered the APIC using
+ * PDMDevHlpApicRegister().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnApicSetUpContext,(PPDMDEVINS pDevIns));
+
+ /**
+ * Sets up the IOAPIC for the ring-0 context.
+ *
+ * This must be called after ring-3 has registered the PIC using
+ * PDMDevHlpIoApicRegister().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pIoApicReg The PIC registration information for ring-0,
+ * considered volatile and copied.
+ * @param ppIoApicHlp Where to return the ring-0 IOAPIC helpers.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnIoApicSetUpContext,(PPDMDEVINS pDevIns, PPDMIOAPICREG pIoApicReg, PCPDMIOAPICHLP *ppIoApicHlp));
+
+ /**
+ * Sets up the HPET for the ring-0 context.
+ *
+ * This must be called after ring-3 has registered the PIC using
+ * PDMDevHlpHpetRegister().
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pHpetReg The PIC registration information for ring-0,
+ * considered volatile and copied.
+ * @param ppHpetHlp Where to return the ring-0 HPET helpers.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnHpetSetUpContext,(PPDMDEVINS pDevIns, PPDMHPETREG pHpetReg, PCPDMHPETHLPR0 *ppHpetHlp));
+
+ /**
+ * Sets up a physical page access handler type for ring-0 callbacks.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param enmKind The kind of access handler.
+ * @param pfnHandler Pointer to the ring-0 handler callback. NULL if
+ * the ring-3 handler should be called.
+ * @param pfnPfHandler The name of the ring-0 \#PF handler, NULL if the
+ * ring-3 handler should be called.
+ * @param pszDesc The type description.
+ * @param hType The type handle registered in ring-3 already.
+ * @sa PDMDevHlpPGMHandlerPhysicalTypeRegister
+ */
+ DECLR0CALLBACKMEMBER(int, pfnPGMHandlerPhysicalTypeSetUpContext, (PPDMDEVINS pDevIns, PGMPHYSHANDLERKIND enmKind,
+ PFNPGMPHYSHANDLER pfnHandler,
+ PFNPGMRZPHYSPFHANDLER pfnPfHandler,
+ const char *pszDesc, PGMPHYSHANDLERTYPE hType));
+
+ /**
+ * Temporarily turns off the access monitoring of a page within a monitored
+ * physical write/all page access handler region.
+ *
+ * Use this when no further \#PFs are required for that page. Be aware that
+ * a page directory sync might reset the flags, and turn on access monitoring
+ * for the page.
+ *
+ * The caller must do required page table modifications.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param GCPhys The start address of the access handler. This
+ * must be a fully page aligned range or we risk
+ * messing up other handlers installed for the
+ * start and end pages.
+ * @param GCPhysPage The physical address of the page to turn off
+ * access monitoring for.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnPGMHandlerPhysicalPageTempOff,(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPHYS GCPhysPage));
+
+ /**
+ * Mapping an MMIO2 page in place of an MMIO page for direct access.
+ *
+ * This is a special optimization used by the VGA device. Call
+ * PDMDevHlpMmioResetRegion() to undo the mapping.
+ *
+ * @returns VBox status code. This API may return VINF_SUCCESS even if no
+ * remapping is made.
+ * @retval VERR_SEM_BUSY in ring-0 if we cannot get the IOM lock.
+ *
+ * @param pDevIns The device instance @a hRegion and @a hMmio2 are
+ * associated with.
+ * @param hRegion The handle to the MMIO region.
+ * @param offRegion The offset into @a hRegion of the page to be
+ * remapped.
+ * @param hMmio2 The MMIO2 handle.
+ * @param offMmio2 Offset into @a hMmio2 of the page to be use for the
+ * mapping.
+ * @param fPageFlags Page flags to set. Must be (X86_PTE_RW | X86_PTE_P)
+ * for the time being.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnMmioMapMmio2Page,(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, RTGCPHYS offRegion,
+ uint64_t hMmio2, RTGCPHYS offMmio2, uint64_t fPageFlags));
+
+ /**
+ * Reset a previously modified MMIO region; restore the access flags.
+ *
+ * This undoes the effects of PDMDevHlpMmioMapMmio2Page() and is currently only
+ * intended for some ancient VGA hack. However, it would be great to extend it
+ * beyond VT-x and/or nested-paging.
+ *
+ * @returns VBox status code.
+ *
+ * @param pDevIns The device instance @a hRegion is associated with.
+ * @param hRegion The handle to the MMIO region.
+ */
+ DECLR0CALLBACKMEMBER(int, pfnMmioResetRegion, (PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion));
+
+ /**
+ * Returns the array of MMIO2 regions that are expected to be registered and
+ * later mapped into the guest-physical address space for the GIM provider
+ * configured for the VM.
+ *
+ * @returns Pointer to an array of GIM MMIO2 regions, may return NULL.
+ * @param pDevIns Pointer to the GIM device instance.
+ * @param pcRegions Where to store the number of items in the array.
+ *
+ * @remarks The caller does not own and therefore must -NOT- try to free the
+ * returned pointer.
+ */
+ DECLR0CALLBACKMEMBER(PGIMMMIO2REGION, pfnGIMGetMmio2Regions,(PPDMDEVINS pDevIns, uint32_t *pcRegions));
+
+ /** Space reserved for future members.
+ * @{ */
+ DECLR0CALLBACKMEMBER(void, pfnReserved1,(void));
+ DECLR0CALLBACKMEMBER(void, pfnReserved2,(void));
+ DECLR0CALLBACKMEMBER(void, pfnReserved3,(void));
+ DECLR0CALLBACKMEMBER(void, pfnReserved4,(void));
+ DECLR0CALLBACKMEMBER(void, pfnReserved5,(void));
+ DECLR0CALLBACKMEMBER(void, pfnReserved6,(void));
+ DECLR0CALLBACKMEMBER(void, pfnReserved7,(void));
+ DECLR0CALLBACKMEMBER(void, pfnReserved8,(void));
+ DECLR0CALLBACKMEMBER(void, pfnReserved9,(void));
+ DECLR0CALLBACKMEMBER(void, pfnReserved10,(void));
+ /** @} */
+
+ /** Just a safety precaution. */
+ uint32_t u32TheEnd;
+} PDMDEVHLPR0;
+/** Pointer PDM Device R0 API. */
+typedef R0PTRTYPE(struct PDMDEVHLPR0 *) PPDMDEVHLPR0;
+/** Pointer PDM Device GC API. */
+typedef R0PTRTYPE(const struct PDMDEVHLPR0 *) PCPDMDEVHLPR0;
+
+/** Current PDMDEVHLP version number. */
+#define PDM_DEVHLPR0_VERSION PDM_VERSION_MAKE(0xffe5, 27, 0)
+
+
+/**
+ * PDM Device Instance.
+ */
+typedef struct PDMDEVINSR3
+{
+ /** Structure version. PDM_DEVINSR3_VERSION defines the current version. */
+ uint32_t u32Version;
+ /** Device instance number. */
+ uint32_t iInstance;
+ /** Size of the ring-3, raw-mode and shared bits. */
+ uint32_t cbRing3;
+ /** Set if ring-0 context is enabled. */
+ bool fR0Enabled;
+ /** Set if raw-mode context is enabled. */
+ bool fRCEnabled;
+ /** Alignment padding. */
+ bool afReserved[2];
+ /** Pointer the HC PDM Device API. */
+ PCPDMDEVHLPR3 pHlpR3;
+ /** Pointer to the shared device instance data. */
+ RTR3PTR pvInstanceDataR3;
+ /** Pointer to the device instance data for ring-3. */
+ RTR3PTR pvInstanceDataForR3;
+ /** The critical section for the device.
+ *
+ * TM and IOM will enter this critical section before calling into the device
+ * code. PDM will when doing power on, power off, reset, suspend and resume
+ * notifications. SSM will currently not, but this will be changed later on.
+ *
+ * The device gets a critical section automatically assigned to it before
+ * the constructor is called. If the constructor wishes to use a different
+ * critical section, it calls PDMDevHlpSetDeviceCritSect() to change it
+ * very early on.
+ */
+ R3PTRTYPE(PPDMCRITSECT) pCritSectRoR3;
+ /** Pointer to device registration structure. */
+ R3PTRTYPE(PCPDMDEVREG) pReg;
+ /** Configuration handle. */
+ R3PTRTYPE(PCFGMNODE) pCfg;
+ /** The base interface of the device.
+ *
+ * The device constructor initializes this if it has any
+ * device level interfaces to export. To obtain this interface
+ * call PDMR3QueryDevice(). */
+ PDMIBASE IBase;
+
+ /** Tracing indicator. */
+ uint32_t fTracing;
+ /** The tracing ID of this device. */
+ uint32_t idTracing;
+
+ /** Ring-3 pointer to the raw-mode device instance. */
+ R3PTRTYPE(struct PDMDEVINSRC *) pDevInsForRCR3;
+ /** Raw-mode address of the raw-mode device instance. */
+ RTRGPTR pDevInsForRC;
+ /** Ring-3 pointer to the raw-mode instance data. */
+ RTR3PTR pvInstanceDataForRCR3;
+
+ /** PCI device structure size. */
+ uint32_t cbPciDev;
+ /** Number of PCI devices in apPciDevs. */
+ uint32_t cPciDevs;
+ /** Pointer to the PCI devices for this device.
+ * (Allocated after the shared instance data.)
+ * @note If we want to extend this beyond 8 sub-functions/devices, those 1 or
+ * two devices ever needing it can use cbPciDev and do the address
+ * calculations that for entries 8+. */
+ R3PTRTYPE(struct PDMPCIDEV *) apPciDevs[8];
+
+ /** Temporarily. */
+ R0PTRTYPE(struct PDMDEVINSR0 *) pDevInsR0RemoveMe;
+ /** Temporarily. */
+ RTR0PTR pvInstanceDataR0;
+ /** Temporarily. */
+ RTRCPTR pvInstanceDataRC;
+ /** Align the internal data more naturally. */
+ uint32_t au32Padding[HC_ARCH_BITS == 32 ? 13 : 11];
+
+ /** Internal data. */
+ union
+ {
+#ifdef PDMDEVINSINT_DECLARED
+ PDMDEVINSINTR3 s;
+#endif
+ uint8_t padding[HC_ARCH_BITS == 32 ? 0x40 : 0x90];
+ } Internal;
+
+ /** Device instance data for ring-3. The size of this area is defined
+ * in the PDMDEVREG::cbInstanceR3 field. */
+ char achInstanceData[8];
+} PDMDEVINSR3;
+
+/** Current PDMDEVINSR3 version number. */
+#define PDM_DEVINSR3_VERSION PDM_VERSION_MAKE(0xff82, 4, 0)
+
+/** Converts a pointer to the PDMDEVINSR3::IBase to a pointer to PDMDEVINS. */
+#define PDMIBASE_2_PDMDEV(pInterface) ( (PPDMDEVINS)((char *)(pInterface) - RT_UOFFSETOF(PDMDEVINS, IBase)) )
+
+
+/**
+ * PDM ring-0 device instance.
+ */
+typedef struct PDMDEVINSR0
+{
+ /** Structure version. PDM_DEVINSR0_VERSION defines the current version. */
+ uint32_t u32Version;
+ /** Device instance number. */
+ uint32_t iInstance;
+
+ /** Pointer the HC PDM Device API. */
+ PCPDMDEVHLPR0 pHlpR0;
+ /** Pointer to the shared device instance data. */
+ RTR0PTR pvInstanceDataR0;
+ /** Pointer to the device instance data for ring-0. */
+ RTR0PTR pvInstanceDataForR0;
+ /** The critical section for the device.
+ *
+ * TM and IOM will enter this critical section before calling into the device
+ * code. PDM will when doing power on, power off, reset, suspend and resume
+ * notifications. SSM will currently not, but this will be changed later on.
+ *
+ * The device gets a critical section automatically assigned to it before
+ * the constructor is called. If the constructor wishes to use a different
+ * critical section, it calls PDMDevHlpSetDeviceCritSect() to change it
+ * very early on.
+ */
+ R0PTRTYPE(PPDMCRITSECT) pCritSectRoR0;
+ /** Pointer to the ring-0 device registration structure. */
+ R0PTRTYPE(PCPDMDEVREGR0) pReg;
+ /** Ring-3 address of the ring-3 device instance. */
+ R3PTRTYPE(struct PDMDEVINSR3 *) pDevInsForR3;
+ /** Ring-0 pointer to the ring-3 device instance. */
+ R0PTRTYPE(struct PDMDEVINSR3 *) pDevInsForR3R0;
+ /** Ring-0 pointer to the ring-3 instance data. */
+ RTR0PTR pvInstanceDataForR3R0;
+ /** Raw-mode address of the raw-mode device instance. */
+ RGPTRTYPE(struct PDMDEVINSRC *) pDevInsForRC;
+ /** Ring-0 pointer to the raw-mode device instance. */
+ R0PTRTYPE(struct PDMDEVINSRC *) pDevInsForRCR0;
+ /** Ring-0 pointer to the raw-mode instance data. */
+ RTR0PTR pvInstanceDataForRCR0;
+
+ /** PCI device structure size. */
+ uint32_t cbPciDev;
+ /** Number of PCI devices in apPciDevs. */
+ uint32_t cPciDevs;
+ /** Pointer to the PCI devices for this device.
+ * (Allocated after the shared instance data.)
+ * @note If we want to extend this beyond 8 sub-functions/devices, those 1 or
+ * two devices ever needing it can use cbPciDev and do the address
+ * calculations that for entries 8+. */
+ R0PTRTYPE(struct PDMPCIDEV *) apPciDevs[8];
+
+ /** Align the internal data more naturally. */
+ uint32_t au32Padding[HC_ARCH_BITS == 32 ? 3 : 2 + 4];
+
+ /** Internal data. */
+ union
+ {
+#ifdef PDMDEVINSINT_DECLARED
+ PDMDEVINSINTR0 s;
+#endif
+ uint8_t padding[HC_ARCH_BITS == 32 ? 0x40 : 0x80];
+ } Internal;
+
+ /** Device instance data for ring-0. The size of this area is defined
+ * in the PDMDEVREG::cbInstanceR0 field. */
+ char achInstanceData[8];
+} PDMDEVINSR0;
+
+/** Current PDMDEVINSR0 version number. */
+#define PDM_DEVINSR0_VERSION PDM_VERSION_MAKE(0xff83, 4, 0)
+
+
+/**
+ * PDM raw-mode device instance.
+ */
+typedef struct PDMDEVINSRC
+{
+ /** Structure version. PDM_DEVINSRC_VERSION defines the current version. */
+ uint32_t u32Version;
+ /** Device instance number. */
+ uint32_t iInstance;
+
+ /** Pointer the HC PDM Device API. */
+ PCPDMDEVHLPRC pHlpRC;
+ /** Pointer to the shared device instance data. */
+ RTRGPTR pvInstanceDataRC;
+ /** Pointer to the device instance data for raw-mode. */
+ RTRGPTR pvInstanceDataForRC;
+ /** The critical section for the device.
+ *
+ * TM and IOM will enter this critical section before calling into the device
+ * code. PDM will when doing power on, power off, reset, suspend and resume
+ * notifications. SSM will currently not, but this will be changed later on.
+ *
+ * The device gets a critical section automatically assigned to it before
+ * the constructor is called. If the constructor wishes to use a different
+ * critical section, it calls PDMDevHlpSetDeviceCritSect() to change it
+ * very early on.
+ */
+ RGPTRTYPE(PPDMCRITSECT) pCritSectRoRC;
+ /** Pointer to the raw-mode device registration structure. */
+ RGPTRTYPE(PCPDMDEVREGRC) pReg;
+
+ /** PCI device structure size. */
+ uint32_t cbPciDev;
+ /** Number of PCI devices in apPciDevs. */
+ uint32_t cPciDevs;
+ /** Pointer to the PCI devices for this device.
+ * (Allocated after the shared instance data.) */
+ RGPTRTYPE(struct PDMPCIDEV *) apPciDevs[8];
+
+ /** Align the internal data more naturally. */
+ uint32_t au32Padding[14];
+
+ /** Internal data. */
+ union
+ {
+#ifdef PDMDEVINSINT_DECLARED
+ PDMDEVINSINTRC s;
+#endif
+ uint8_t padding[0x10];
+ } Internal;
+
+ /** Device instance data for ring-0. The size of this area is defined
+ * in the PDMDEVREG::cbInstanceR0 field. */
+ char achInstanceData[8];
+} PDMDEVINSRC;
+
+/** Current PDMDEVINSR0 version number. */
+#define PDM_DEVINSRC_VERSION PDM_VERSION_MAKE(0xff84, 4, 0)
+
+
+/** @def PDM_DEVINS_VERSION
+ * Current PDMDEVINS version number. */
+/** @typedef PDMDEVINS
+ * The device instance structure for the current context. */
+#ifdef IN_RING3
+# define PDM_DEVINS_VERSION PDM_DEVINSR3_VERSION
+typedef PDMDEVINSR3 PDMDEVINS;
+#elif defined(IN_RING0)
+# define PDM_DEVINS_VERSION PDM_DEVINSR0_VERSION
+typedef PDMDEVINSR0 PDMDEVINS;
+#elif defined(IN_RC)
+# define PDM_DEVINS_VERSION PDM_DEVINSRC_VERSION
+typedef PDMDEVINSRC PDMDEVINS;
+#else
+# error "Missing context defines: IN_RING0, IN_RING3, IN_RC"
+#endif
+
+/**
+ * Get the pointer to an PCI device.
+ * @note Returns NULL if @a a_idxPciDev is out of bounds.
+ */
+#define PDMDEV_GET_PPCIDEV(a_pDevIns, a_idxPciDev) \
+ ( (uintptr_t)(a_idxPciDev) < RT_ELEMENTS((a_pDevIns)->apPciDevs) ? (a_pDevIns)->apPciDevs[(uintptr_t)(a_idxPciDev)] \
+ : PDMDEV_CALC_PPCIDEV(a_pDevIns, a_idxPciDev) )
+
+/**
+ * Calc the pointer to of a given PCI device.
+ * @note Returns NULL if @a a_idxPciDev is out of bounds.
+ */
+#define PDMDEV_CALC_PPCIDEV(a_pDevIns, a_idxPciDev) \
+ ( (uintptr_t)(a_idxPciDev) < (a_pDevIns)->cPciDevs \
+ ? (PPDMPCIDEV)((uint8_t *)((a_pDevIns)->apPciDevs[0]) + (a_pDevIns->cbPciDev) * (uintptr_t)(a_idxPciDev)) \
+ : (PPDMPCIDEV)NULL )
+
+
+/**
+ * Checks the structure versions of the device instance and device helpers,
+ * returning if they are incompatible.
+ *
+ * This is for use in the constructor.
+ *
+ * @param pDevIns The device instance pointer.
+ */
+#define PDMDEV_CHECK_VERSIONS_RETURN(pDevIns) \
+ do \
+ { \
+ PPDMDEVINS pDevInsTypeCheck = (pDevIns); NOREF(pDevInsTypeCheck); \
+ AssertLogRelMsgReturn(PDM_VERSION_ARE_COMPATIBLE((pDevIns)->u32Version, PDM_DEVINS_VERSION), \
+ ("DevIns=%#x mine=%#x\n", (pDevIns)->u32Version, PDM_DEVINS_VERSION), \
+ VERR_PDM_DEVINS_VERSION_MISMATCH); \
+ AssertLogRelMsgReturn(PDM_VERSION_ARE_COMPATIBLE((pDevIns)->CTX_SUFF(pHlp)->u32Version, CTX_MID(PDM_DEVHLP,_VERSION)), \
+ ("DevHlp=%#x mine=%#x\n", (pDevIns)->CTX_SUFF(pHlp)->u32Version, CTX_MID(PDM_DEVHLP,_VERSION)), \
+ VERR_PDM_DEVHLP_VERSION_MISMATCH); \
+ } while (0)
+
+/**
+ * Quietly checks the structure versions of the device instance and device
+ * helpers, returning if they are incompatible.
+ *
+ * This is for use in the destructor.
+ *
+ * @param pDevIns The device instance pointer.
+ */
+#define PDMDEV_CHECK_VERSIONS_RETURN_QUIET(pDevIns) \
+ do \
+ { \
+ PPDMDEVINS pDevInsTypeCheck = (pDevIns); NOREF(pDevInsTypeCheck); \
+ if (RT_LIKELY(PDM_VERSION_ARE_COMPATIBLE((pDevIns)->u32Version, PDM_DEVINS_VERSION) )) \
+ { /* likely */ } else return VERR_PDM_DEVINS_VERSION_MISMATCH; \
+ if (RT_LIKELY(PDM_VERSION_ARE_COMPATIBLE((pDevIns)->CTX_SUFF(pHlp)->u32Version, CTX_MID(PDM_DEVHLP,_VERSION)) )) \
+ { /* likely */ } else return VERR_PDM_DEVHLP_VERSION_MISMATCH; \
+ } while (0)
+
+/**
+ * Wrapper around CFGMR3ValidateConfig for the root config for use in the
+ * constructor - returns on failure.
+ *
+ * This should be invoked after having initialized the instance data
+ * sufficiently for the correct operation of the destructor. The destructor is
+ * always called!
+ *
+ * @param pDevIns Pointer to the PDM device instance.
+ * @param pszValidValues Patterns describing the valid value names. See
+ * RTStrSimplePatternMultiMatch for details on the
+ * pattern syntax.
+ * @param pszValidNodes Patterns describing the valid node (key) names.
+ * Pass empty string if no valid nodes.
+ */
+#define PDMDEV_VALIDATE_CONFIG_RETURN(pDevIns, pszValidValues, pszValidNodes) \
+ do \
+ { \
+ int rcValCfg = pDevIns->pHlpR3->pfnCFGMValidateConfig((pDevIns)->pCfg, "/", pszValidValues, pszValidNodes, \
+ (pDevIns)->pReg->szName, (pDevIns)->iInstance); \
+ if (RT_SUCCESS(rcValCfg)) \
+ { /* likely */ } else return rcValCfg; \
+ } while (0)
+
+/** @def PDMDEV_ASSERT_EMT
+ * Assert that the current thread is the emulation thread.
+ */
+#ifdef VBOX_STRICT
+# define PDMDEV_ASSERT_EMT(pDevIns) pDevIns->pHlpR3->pfnAssertEMT(pDevIns, __FILE__, __LINE__, __FUNCTION__)
+#else
+# define PDMDEV_ASSERT_EMT(pDevIns) do { } while (0)
+#endif
+
+/** @def PDMDEV_ASSERT_OTHER
+ * Assert that the current thread is NOT the emulation thread.
+ */
+#ifdef VBOX_STRICT
+# define PDMDEV_ASSERT_OTHER(pDevIns) pDevIns->pHlpR3->pfnAssertOther(pDevIns, __FILE__, __LINE__, __FUNCTION__)
+#else
+# define PDMDEV_ASSERT_OTHER(pDevIns) do { } while (0)
+#endif
+
+/** @def PDMDEV_ASSERT_VMLOCK_OWNER
+ * Assert that the current thread is owner of the VM lock.
+ */
+#ifdef VBOX_STRICT
+# define PDMDEV_ASSERT_VMLOCK_OWNER(pDevIns) pDevIns->pHlpR3->pfnAssertVMLock(pDevIns, __FILE__, __LINE__, __FUNCTION__)
+#else
+# define PDMDEV_ASSERT_VMLOCK_OWNER(pDevIns) do { } while (0)
+#endif
+
+/** @def PDMDEV_SET_ERROR
+ * Set the VM error. See PDMDevHlpVMSetError() for printf like message formatting.
+ */
+#define PDMDEV_SET_ERROR(pDevIns, rc, pszError) \
+ PDMDevHlpVMSetError(pDevIns, rc, RT_SRC_POS, "%s", pszError)
+
+/** @def PDMDEV_SET_RUNTIME_ERROR
+ * Set the VM runtime error. See PDMDevHlpVMSetRuntimeError() for printf like message formatting.
+ */
+#define PDMDEV_SET_RUNTIME_ERROR(pDevIns, fFlags, pszErrorId, pszError) \
+ PDMDevHlpVMSetRuntimeError(pDevIns, fFlags, pszErrorId, "%s", pszError)
+
+/** @def PDMDEVINS_2_RCPTR
+ * Converts a PDM Device instance pointer to a RC PDM Device instance pointer.
+ */
+#ifdef IN_RC
+# define PDMDEVINS_2_RCPTR(pDevIns) (pDevIns)
+#else
+# define PDMDEVINS_2_RCPTR(pDevIns) ( (pDevIns)->pDevInsForRC )
+#endif
+
+/** @def PDMDEVINS_2_R3PTR
+ * Converts a PDM Device instance pointer to a R3 PDM Device instance pointer.
+ */
+#ifdef IN_RING3
+# define PDMDEVINS_2_R3PTR(pDevIns) (pDevIns)
+#else
+# define PDMDEVINS_2_R3PTR(pDevIns) ( (pDevIns)->pDevInsForR3 )
+#endif
+
+/** @def PDMDEVINS_2_R0PTR
+ * Converts a PDM Device instance pointer to a R0 PDM Device instance pointer.
+ */
+#ifdef IN_RING0
+# define PDMDEVINS_2_R0PTR(pDevIns) (pDevIns)
+#else
+# define PDMDEVINS_2_R0PTR(pDevIns) ( (pDevIns)->pDevInsR0RemoveMe )
+#endif
+
+/** @def PDMDEVINS_DATA_2_R0_REMOVE_ME
+ * Converts a PDM device instance data pointer to a ring-0 one.
+ * @deprecated
+ */
+#ifdef IN_RING0
+# define PDMDEVINS_DATA_2_R0_REMOVE_ME(pDevIns, pvCC) (pvCC)
+#else
+# define PDMDEVINS_DATA_2_R0_REMOVE_ME(pDevIns, pvCC) ( (pDevIns)->pvInstanceDataR0 + (uintptr_t)(pvCC) - (uintptr_t)(pDevIns)->CTX_SUFF(pvInstanceData) )
+#endif
+
+
+/** @def PDMDEVINS_2_DATA
+ * This is a safer edition of PDMINS_2_DATA that checks that the size of the
+ * target type is same as PDMDEVREG::cbInstanceShared in strict builds.
+ *
+ * @note Do no use this macro in common code working on a core structure which
+ * device specific code has expanded.
+ */
+#if defined(VBOX_STRICT) && defined(RT_COMPILER_SUPPORTS_LAMBDA)
+# define PDMDEVINS_2_DATA(a_pDevIns, a_PtrType) \
+ ([](PPDMDEVINS a_pLambdaDevIns) -> a_PtrType \
+ { \
+ a_PtrType pLambdaRet = (a_PtrType)(a_pLambdaDevIns)->CTX_SUFF(pvInstanceData); \
+ Assert(sizeof(*pLambdaRet) == a_pLambdaDevIns->pReg->cbInstanceShared); \
+ return pLambdaRet; \
+ }(a_pDevIns))
+#else
+# define PDMDEVINS_2_DATA(a_pDevIns, a_PtrType) ( (a_PtrType)(a_pDevIns)->CTX_SUFF(pvInstanceData) )
+#endif
+
+/** @def PDMDEVINS_2_DATA_CC
+ * This is a safer edition of PDMINS_2_DATA_CC that checks that the size of the
+ * target type is same as PDMDEVREG::cbInstanceCC in strict builds.
+ *
+ * @note Do no use this macro in common code working on a core structure which
+ * device specific code has expanded.
+ */
+#if defined(VBOX_STRICT) && defined(RT_COMPILER_SUPPORTS_LAMBDA)
+# define PDMDEVINS_2_DATA_CC(a_pDevIns, a_PtrType) \
+ ([](PPDMDEVINS a_pLambdaDevIns) -> a_PtrType \
+ { \
+ a_PtrType pLambdaRet = (a_PtrType)&(a_pLambdaDevIns)->achInstanceData[0]; \
+ Assert(sizeof(*pLambdaRet) == a_pLambdaDevIns->pReg->cbInstanceCC); \
+ return pLambdaRet; \
+ }(a_pDevIns))
+#else
+# define PDMDEVINS_2_DATA_CC(a_pDevIns, a_PtrType) ( (a_PtrType)(void *)&(a_pDevIns)->achInstanceData[0] )
+#endif
+
+
+#ifdef IN_RING3
+
+/**
+ * Combines PDMDevHlpIoPortCreate() & PDMDevHlpIoPortMap().
+ */
+DECLINLINE(int) PDMDevHlpIoPortCreateAndMap(PPDMDEVINS pDevIns, RTIOPORT Port, RTIOPORT cPorts, PFNIOMIOPORTNEWOUT pfnOut,
+ PFNIOMIOPORTNEWIN pfnIn, const char *pszDesc, PCIOMIOPORTDESC paExtDescs,
+ PIOMIOPORTHANDLE phIoPorts)
+{
+ int rc = pDevIns->pHlpR3->pfnIoPortCreateEx(pDevIns, cPorts, 0, NULL, UINT32_MAX,
+ pfnOut, pfnIn, NULL, NULL, NULL, pszDesc, paExtDescs, phIoPorts);
+ if (RT_SUCCESS(rc))
+ rc = pDevIns->pHlpR3->pfnIoPortMap(pDevIns, *phIoPorts, Port);
+ return rc;
+}
+
+/**
+ * Combines PDMDevHlpIoPortCreate() & PDMDevHlpIoPortMap(), but with pvUser.
+ */
+DECLINLINE(int) PDMDevHlpIoPortCreateUAndMap(PPDMDEVINS pDevIns, RTIOPORT Port, RTIOPORT cPorts, PFNIOMIOPORTNEWOUT pfnOut,
+ PFNIOMIOPORTNEWIN pfnIn, void *pvUser,
+ const char *pszDesc, PCIOMIOPORTDESC paExtDescs, PIOMIOPORTHANDLE phIoPorts)
+{
+ int rc = pDevIns->pHlpR3->pfnIoPortCreateEx(pDevIns, cPorts, 0, NULL, UINT32_MAX,
+ pfnOut, pfnIn, NULL, NULL, pvUser, pszDesc, paExtDescs, phIoPorts);
+ if (RT_SUCCESS(rc))
+ rc = pDevIns->pHlpR3->pfnIoPortMap(pDevIns, *phIoPorts, Port);
+ return rc;
+}
+
+/**
+ * Combines PDMDevHlpIoPortCreate() & PDMDevHlpIoPortMap(), but with flags.
+ */
+DECLINLINE(int) PDMDevHlpIoPortCreateFlagsAndMap(PPDMDEVINS pDevIns, RTIOPORT Port, RTIOPORT cPorts, uint32_t fFlags,
+ PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn,
+ const char *pszDesc, PCIOMIOPORTDESC paExtDescs, PIOMIOPORTHANDLE phIoPorts)
+{
+ int rc = pDevIns->pHlpR3->pfnIoPortCreateEx(pDevIns, cPorts, fFlags, NULL, UINT32_MAX,
+ pfnOut, pfnIn, NULL, NULL, NULL, pszDesc, paExtDescs, phIoPorts);
+ if (RT_SUCCESS(rc))
+ rc = pDevIns->pHlpR3->pfnIoPortMap(pDevIns, *phIoPorts, Port);
+ return rc;
+}
+
+/**
+ * Combines PDMDevHlpIoPortCreateEx() & PDMDevHlpIoPortMap().
+ */
+DECLINLINE(int) PDMDevHlpIoPortCreateExAndMap(PPDMDEVINS pDevIns, RTIOPORT Port, RTIOPORT cPorts, uint32_t fFlags,
+ PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn,
+ PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr, void *pvUser,
+ const char *pszDesc, PCIOMIOPORTDESC paExtDescs, PIOMIOPORTHANDLE phIoPorts)
+{
+ int rc = pDevIns->pHlpR3->pfnIoPortCreateEx(pDevIns, cPorts, fFlags, NULL, UINT32_MAX,
+ pfnOut, pfnIn, pfnOutStr, pfnInStr, pvUser, pszDesc, paExtDescs, phIoPorts);
+ if (RT_SUCCESS(rc))
+ rc = pDevIns->pHlpR3->pfnIoPortMap(pDevIns, *phIoPorts, Port);
+ return rc;
+}
+
+/**
+ * @sa PDMDevHlpIoPortCreateEx
+ */
+DECLINLINE(int) PDMDevHlpIoPortCreate(PPDMDEVINS pDevIns, RTIOPORT cPorts, PPDMPCIDEV pPciDev, uint32_t iPciRegion,
+ PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn, void *pvUser, const char *pszDesc,
+ PCIOMIOPORTDESC paExtDescs, PIOMIOPORTHANDLE phIoPorts)
+{
+ return pDevIns->pHlpR3->pfnIoPortCreateEx(pDevIns, cPorts, 0, pPciDev, iPciRegion,
+ pfnOut, pfnIn, NULL, NULL, pvUser, pszDesc, paExtDescs, phIoPorts);
+}
+
+
+/**
+ * @sa PDMDevHlpIoPortCreateEx
+ */
+DECLINLINE(int) PDMDevHlpIoPortCreateIsa(PPDMDEVINS pDevIns, RTIOPORT cPorts, PFNIOMIOPORTNEWOUT pfnOut,
+ PFNIOMIOPORTNEWIN pfnIn, void *pvUser, const char *pszDesc,
+ PCIOMIOPORTDESC paExtDescs, PIOMIOPORTHANDLE phIoPorts)
+{
+ return pDevIns->pHlpR3->pfnIoPortCreateEx(pDevIns, cPorts, 0, NULL, UINT32_MAX,
+ pfnOut, pfnIn, NULL, NULL, pvUser, pszDesc, paExtDescs, phIoPorts);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnIoPortCreateEx
+ */
+DECLINLINE(int) PDMDevHlpIoPortCreateEx(PPDMDEVINS pDevIns, RTIOPORT cPorts, uint32_t fFlags, PPDMPCIDEV pPciDev,
+ uint32_t iPciRegion, PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn,
+ PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr, void *pvUser,
+ const char *pszDesc, PCIOMIOPORTDESC paExtDescs, PIOMIOPORTHANDLE phIoPorts)
+{
+ return pDevIns->pHlpR3->pfnIoPortCreateEx(pDevIns, cPorts, fFlags, pPciDev, iPciRegion,
+ pfnOut, pfnIn, pfnOutStr, pfnInStr, pvUser, pszDesc, paExtDescs, phIoPorts);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnIoPortMap
+ */
+DECLINLINE(int) PDMDevHlpIoPortMap(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts, RTIOPORT Port)
+{
+ return pDevIns->pHlpR3->pfnIoPortMap(pDevIns, hIoPorts, Port);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnIoPortUnmap
+ */
+DECLINLINE(int) PDMDevHlpIoPortUnmap(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts)
+{
+ return pDevIns->pHlpR3->pfnIoPortUnmap(pDevIns, hIoPorts);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnIoPortGetMappingAddress
+ */
+DECLINLINE(uint32_t) PDMDevHlpIoPortGetMappingAddress(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts)
+{
+ return pDevIns->pHlpR3->pfnIoPortGetMappingAddress(pDevIns, hIoPorts);
+}
+
+
+#endif /* IN_RING3 */
+#if !defined(IN_RING3) || defined(DOXYGEN_RUNNING)
+
+/**
+ * @sa PDMDevHlpIoPortSetUpContextEx
+ */
+DECLINLINE(int) PDMDevHlpIoPortSetUpContext(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts,
+ PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn, void *pvUser)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnIoPortSetUpContextEx(pDevIns, hIoPorts, pfnOut, pfnIn, NULL, NULL, pvUser);
+}
+
+/**
+ * @copydoc PDMDEVHLPR0::pfnIoPortSetUpContextEx
+ */
+DECLINLINE(int) PDMDevHlpIoPortSetUpContextEx(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts,
+ PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn,
+ PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr, void *pvUser)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnIoPortSetUpContextEx(pDevIns, hIoPorts, pfnOut, pfnIn, pfnOutStr, pfnInStr, pvUser);
+}
+
+#endif /* !IN_RING3 || DOXYGEN_RUNNING */
+#ifdef IN_RING3
+
+/**
+ * @sa PDMDevHlpMmioCreateEx
+ */
+DECLINLINE(int) PDMDevHlpMmioCreate(PPDMDEVINS pDevIns, RTGCPHYS cbRegion, PPDMPCIDEV pPciDev, uint32_t iPciRegion,
+ PFNIOMMMIONEWWRITE pfnWrite, PFNIOMMMIONEWREAD pfnRead, void *pvUser,
+ uint32_t fFlags, const char *pszDesc, PIOMMMIOHANDLE phRegion)
+{
+ return pDevIns->pHlpR3->pfnMmioCreateEx(pDevIns, cbRegion, fFlags, pPciDev, iPciRegion,
+ pfnWrite, pfnRead, NULL, pvUser, pszDesc, phRegion);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmioCreateEx
+ */
+DECLINLINE(int) PDMDevHlpMmioCreateEx(PPDMDEVINS pDevIns, RTGCPHYS cbRegion,
+ uint32_t fFlags, PPDMPCIDEV pPciDev, uint32_t iPciRegion,
+ PFNIOMMMIONEWWRITE pfnWrite, PFNIOMMMIONEWREAD pfnRead, PFNIOMMMIONEWFILL pfnFill,
+ void *pvUser, const char *pszDesc, PIOMMMIOHANDLE phRegion)
+{
+ return pDevIns->pHlpR3->pfnMmioCreateEx(pDevIns, cbRegion, fFlags, pPciDev, iPciRegion,
+ pfnWrite, pfnRead, pfnFill, pvUser, pszDesc, phRegion);
+}
+
+/**
+ * @sa PDMDevHlpMmioCreate and PDMDevHlpMmioMap
+ */
+DECLINLINE(int) PDMDevHlpMmioCreateAndMap(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPHYS cbRegion,
+ PFNIOMMMIONEWWRITE pfnWrite, PFNIOMMMIONEWREAD pfnRead,
+ uint32_t fFlags, const char *pszDesc, PIOMMMIOHANDLE phRegion)
+{
+ int rc = pDevIns->pHlpR3->pfnMmioCreateEx(pDevIns, cbRegion, fFlags, NULL /*pPciDev*/, UINT32_MAX /*iPciRegion*/,
+ pfnWrite, pfnRead, NULL /*pfnFill*/, NULL /*pvUser*/, pszDesc, phRegion);
+ if (RT_SUCCESS(rc))
+ rc = pDevIns->pHlpR3->pfnMmioMap(pDevIns, *phRegion, GCPhys);
+ return rc;
+}
+
+/**
+ * @sa PDMDevHlpMmioCreateEx and PDMDevHlpMmioMap
+ */
+DECLINLINE(int) PDMDevHlpMmioCreateExAndMap(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPHYS cbRegion, uint32_t fFlags,
+ PPDMPCIDEV pPciDev, uint32_t iPciRegion, PFNIOMMMIONEWWRITE pfnWrite,
+ PFNIOMMMIONEWREAD pfnRead, PFNIOMMMIONEWFILL pfnFill, void *pvUser,
+ const char *pszDesc, PIOMMMIOHANDLE phRegion)
+{
+ int rc = pDevIns->pHlpR3->pfnMmioCreateEx(pDevIns, cbRegion, fFlags, pPciDev, iPciRegion,
+ pfnWrite, pfnRead, pfnFill, pvUser, pszDesc, phRegion);
+ if (RT_SUCCESS(rc))
+ rc = pDevIns->pHlpR3->pfnMmioMap(pDevIns, *phRegion, GCPhys);
+ return rc;
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmioMap
+ */
+DECLINLINE(int) PDMDevHlpMmioMap(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, RTGCPHYS GCPhys)
+{
+ return pDevIns->pHlpR3->pfnMmioMap(pDevIns, hRegion, GCPhys);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmioUnmap
+ */
+DECLINLINE(int) PDMDevHlpMmioUnmap(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion)
+{
+ return pDevIns->pHlpR3->pfnMmioUnmap(pDevIns, hRegion);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmioReduce
+ */
+DECLINLINE(int) PDMDevHlpMmioReduce(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, RTGCPHYS cbRegion)
+{
+ return pDevIns->pHlpR3->pfnMmioReduce(pDevIns, hRegion, cbRegion);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmioGetMappingAddress
+ */
+DECLINLINE(RTGCPHYS) PDMDevHlpMmioGetMappingAddress(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion)
+{
+ return pDevIns->pHlpR3->pfnMmioGetMappingAddress(pDevIns, hRegion);
+}
+
+#endif /* IN_RING3 */
+#if !defined(IN_RING3) || defined(DOXYGEN_RUNNING)
+
+/**
+ * @sa PDMDevHlpMmioSetUpContextEx
+ */
+DECLINLINE(int) PDMDevHlpMmioSetUpContext(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion,
+ PFNIOMMMIONEWWRITE pfnWrite, PFNIOMMMIONEWREAD pfnRead, void *pvUser)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnMmioSetUpContextEx(pDevIns, hRegion, pfnWrite, pfnRead, NULL, pvUser);
+}
+
+/**
+ * @copydoc PDMDEVHLPR0::pfnMmioSetUpContextEx
+ */
+DECLINLINE(int) PDMDevHlpMmioSetUpContextEx(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, PFNIOMMMIONEWWRITE pfnWrite,
+ PFNIOMMMIONEWREAD pfnRead, PFNIOMMMIONEWFILL pfnFill, void *pvUser)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnMmioSetUpContextEx(pDevIns, hRegion, pfnWrite, pfnRead, pfnFill, pvUser);
+}
+
+#endif /* !IN_RING3 || DOXYGEN_RUNNING */
+#ifdef IN_RING3
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmio2Create
+ */
+DECLINLINE(int) PDMDevHlpMmio2Create(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t iPciRegion, RTGCPHYS cbRegion,
+ uint32_t fFlags, const char *pszDesc, void **ppvMapping, PPGMMMIO2HANDLE phRegion)
+{
+ return pDevIns->pHlpR3->pfnMmio2Create(pDevIns, pPciDev, iPciRegion, cbRegion, fFlags, pszDesc, ppvMapping, phRegion);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmio2Map
+ */
+DECLINLINE(int) PDMDevHlpMmio2Map(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion, RTGCPHYS GCPhys)
+{
+ return pDevIns->pHlpR3->pfnMmio2Map(pDevIns, hRegion, GCPhys);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmio2Unmap
+ */
+DECLINLINE(int) PDMDevHlpMmio2Unmap(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion)
+{
+ return pDevIns->pHlpR3->pfnMmio2Unmap(pDevIns, hRegion);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmio2Reduce
+ */
+DECLINLINE(int) PDMDevHlpMmio2Reduce(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion, RTGCPHYS cbRegion)
+{
+ return pDevIns->pHlpR3->pfnMmio2Reduce(pDevIns, hRegion, cbRegion);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmio2GetMappingAddress
+ */
+DECLINLINE(RTGCPHYS) PDMDevHlpMmio2GetMappingAddress(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion)
+{
+ return pDevIns->pHlpR3->pfnMmio2GetMappingAddress(pDevIns, hRegion);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmio2QueryAndResetDirtyBitmap
+ */
+DECLINLINE(int) PDMDevHlpMmio2QueryAndResetDirtyBitmap(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion,
+ void *pvBitmap, size_t cbBitmap)
+{
+ return pDevIns->pHlpR3->pfnMmio2QueryAndResetDirtyBitmap(pDevIns, hRegion, pvBitmap, cbBitmap);
+}
+
+/**
+ * Reset the dirty bitmap tracking for an MMIO2 region.
+ *
+ * The MMIO2 region must have been created with the
+ * PGMPHYS_MMIO2_FLAGS_TRACK_DIRTY_PAGES flag for this to work.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param hRegion The MMIO2 region handle.
+ */
+DECLINLINE(int) PDMDevHlpMmio2ResetDirtyBitmap(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion)
+{
+ return pDevIns->pHlpR3->pfnMmio2QueryAndResetDirtyBitmap(pDevIns, hRegion, NULL, 0);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmio2ControlDirtyPageTracking
+ */
+DECLINLINE(int) PDMDevHlpMmio2ControlDirtyPageTracking(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion, bool fEnabled)
+{
+ return pDevIns->pHlpR3->pfnMmio2ControlDirtyPageTracking(pDevIns, hRegion, fEnabled);
+}
+
+#endif /* IN_RING3 */
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmioMapMmio2Page
+ */
+DECLINLINE(int) PDMDevHlpMmioMapMmio2Page(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, RTGCPHYS offRegion,
+ uint64_t hMmio2, RTGCPHYS offMmio2, uint64_t fPageFlags)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnMmioMapMmio2Page(pDevIns, hRegion, offRegion, hMmio2, offMmio2, fPageFlags);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMmioResetRegion
+ */
+DECLINLINE(int) PDMDevHlpMmioResetRegion(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnMmioResetRegion(pDevIns, hRegion);
+}
+
+#if !defined(IN_RING3) || defined(DOXYGEN_RUNNING)
+
+/**
+ * @copydoc PDMDEVHLPR0::pfnMmio2SetUpContext
+ */
+DECLINLINE(int) PDMDevHlpMmio2SetUpContext(PPDMDEVINS pDevIns, PGMMMIO2HANDLE hRegion,
+ size_t offSub, size_t cbSub, void **ppvMapping)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnMmio2SetUpContext(pDevIns, hRegion, offSub, cbSub, ppvMapping);
+}
+
+#endif /* !IN_RING3 || DOXYGEN_RUNNING */
+#ifdef IN_RING3
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnROMRegister
+ */
+DECLINLINE(int) PDMDevHlpROMRegister(PPDMDEVINS pDevIns, RTGCPHYS GCPhysStart, uint32_t cbRange,
+ const void *pvBinary, uint32_t cbBinary, uint32_t fFlags, const char *pszDesc)
+{
+ return pDevIns->pHlpR3->pfnROMRegister(pDevIns, GCPhysStart, cbRange, pvBinary, cbBinary, fFlags, pszDesc);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnROMProtectShadow
+ */
+DECLINLINE(int) PDMDevHlpROMProtectShadow(PPDMDEVINS pDevIns, RTGCPHYS GCPhysStart, uint32_t cbRange, PGMROMPROT enmProt)
+{
+ return pDevIns->pHlpR3->pfnROMProtectShadow(pDevIns, GCPhysStart, cbRange, enmProt);
+}
+
+/**
+ * Register a save state data unit.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance.
+ * @param uVersion Data layout version number.
+ * @param cbGuess The approximate amount of data in the unit.
+ * Only for progress indicators.
+ * @param pfnSaveExec Execute save callback, optional.
+ * @param pfnLoadExec Execute load callback, optional.
+ */
+DECLINLINE(int) PDMDevHlpSSMRegister(PPDMDEVINS pDevIns, uint32_t uVersion, size_t cbGuess,
+ PFNSSMDEVSAVEEXEC pfnSaveExec, PFNSSMDEVLOADEXEC pfnLoadExec)
+{
+ return pDevIns->pHlpR3->pfnSSMRegister(pDevIns, uVersion, cbGuess, NULL /*pszBefore*/,
+ NULL /*pfnLivePrep*/, NULL /*pfnLiveExec*/, NULL /*pfnLiveDone*/,
+ NULL /*pfnSavePrep*/, pfnSaveExec, NULL /*pfnSaveDone*/,
+ NULL /*pfnLoadPrep*/, pfnLoadExec, NULL /*pfnLoadDone*/);
+}
+
+/**
+ * Register a save state data unit with a live save callback as well.
+ *
+ * @returns VBox status.
+ * @param pDevIns The device instance.
+ * @param uVersion Data layout version number.
+ * @param cbGuess The approximate amount of data in the unit.
+ * Only for progress indicators.
+ * @param pfnLiveExec Execute live callback, optional.
+ * @param pfnSaveExec Execute save callback, optional.
+ * @param pfnLoadExec Execute load callback, optional.
+ */
+DECLINLINE(int) PDMDevHlpSSMRegister3(PPDMDEVINS pDevIns, uint32_t uVersion, size_t cbGuess,
+ PFNSSMDEVLIVEEXEC pfnLiveExec, PFNSSMDEVSAVEEXEC pfnSaveExec, PFNSSMDEVLOADEXEC pfnLoadExec)
+{
+ return pDevIns->pHlpR3->pfnSSMRegister(pDevIns, uVersion, cbGuess, NULL /*pszBefore*/,
+ NULL /*pfnLivePrep*/, pfnLiveExec, NULL /*pfnLiveDone*/,
+ NULL /*pfnSavePrep*/, pfnSaveExec, NULL /*pfnSaveDone*/,
+ NULL /*pfnLoadPrep*/, pfnLoadExec, NULL /*pfnLoadDone*/);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSSMRegister
+ */
+DECLINLINE(int) PDMDevHlpSSMRegisterEx(PPDMDEVINS pDevIns, uint32_t uVersion, size_t cbGuess, const char *pszBefore,
+ PFNSSMDEVLIVEPREP pfnLivePrep, PFNSSMDEVLIVEEXEC pfnLiveExec, PFNSSMDEVLIVEVOTE pfnLiveVote,
+ PFNSSMDEVSAVEPREP pfnSavePrep, PFNSSMDEVSAVEEXEC pfnSaveExec, PFNSSMDEVSAVEDONE pfnSaveDone,
+ PFNSSMDEVLOADPREP pfnLoadPrep, PFNSSMDEVLOADEXEC pfnLoadExec, PFNSSMDEVLOADDONE pfnLoadDone)
+{
+ return pDevIns->pHlpR3->pfnSSMRegister(pDevIns, uVersion, cbGuess, pszBefore,
+ pfnLivePrep, pfnLiveExec, pfnLiveVote,
+ pfnSavePrep, pfnSaveExec, pfnSaveDone,
+ pfnLoadPrep, pfnLoadExec, pfnLoadDone);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSSMRegisterLegacy
+ */
+DECLINLINE(int) PDMDevHlpSSMRegisterLegacy(PPDMDEVINS pDevIns, const char *pszOldName, PFNSSMDEVLOADPREP pfnLoadPrep,
+ PFNSSMDEVLOADEXEC pfnLoadExec, PFNSSMDEVLOADDONE pfnLoadDone)
+{
+ return pDevIns->pHlpR3->pfnSSMRegisterLegacy(pDevIns, pszOldName, pfnLoadPrep, pfnLoadExec, pfnLoadDone);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerCreate
+ */
+DECLINLINE(int) PDMDevHlpTimerCreate(PPDMDEVINS pDevIns, TMCLOCK enmClock, PFNTMTIMERDEV pfnCallback, void *pvUser,
+ uint32_t fFlags, const char *pszDesc, PTMTIMERHANDLE phTimer)
+{
+ return pDevIns->pHlpR3->pfnTimerCreate(pDevIns, enmClock, pfnCallback, pvUser, fFlags, pszDesc, phTimer);
+}
+
+#endif /* IN_RING3 */
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerFromMicro
+ */
+DECLINLINE(uint64_t) PDMDevHlpTimerFromMicro(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cMicroSecs)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerFromMicro(pDevIns, hTimer, cMicroSecs);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerFromMilli
+ */
+DECLINLINE(uint64_t) PDMDevHlpTimerFromMilli(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cMilliSecs)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerFromMilli(pDevIns, hTimer, cMilliSecs);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerFromNano
+ */
+DECLINLINE(uint64_t) PDMDevHlpTimerFromNano(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cNanoSecs)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerFromNano(pDevIns, hTimer, cNanoSecs);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerGet
+ */
+DECLINLINE(uint64_t) PDMDevHlpTimerGet(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerGet(pDevIns, hTimer);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerGetFreq
+ */
+DECLINLINE(uint64_t) PDMDevHlpTimerGetFreq(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerGetFreq(pDevIns, hTimer);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerGetNano
+ */
+DECLINLINE(uint64_t) PDMDevHlpTimerGetNano(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerGetNano(pDevIns, hTimer);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerIsActive
+ */
+DECLINLINE(bool) PDMDevHlpTimerIsActive(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerIsActive(pDevIns, hTimer);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerIsLockOwner
+ */
+DECLINLINE(bool) PDMDevHlpTimerIsLockOwner(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerIsLockOwner(pDevIns, hTimer);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerLockClock
+ */
+DECLINLINE(VBOXSTRICTRC) PDMDevHlpTimerLockClock(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, int rcBusy)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerLockClock(pDevIns, hTimer, rcBusy);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerLockClock2
+ */
+DECLINLINE(VBOXSTRICTRC) PDMDevHlpTimerLockClock2(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, PPDMCRITSECT pCritSect, int rcBusy)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerLockClock2(pDevIns, hTimer, pCritSect, rcBusy);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerSet
+ */
+DECLINLINE(int) PDMDevHlpTimerSet(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t uExpire)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerSet(pDevIns, hTimer, uExpire);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerSetFrequencyHint
+ */
+DECLINLINE(int) PDMDevHlpTimerSetFrequencyHint(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint32_t uHz)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerSetFrequencyHint(pDevIns, hTimer, uHz);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerSetMicro
+ */
+DECLINLINE(int) PDMDevHlpTimerSetMicro(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cMicrosToNext)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerSetMicro(pDevIns, hTimer, cMicrosToNext);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerSetMillies
+ */
+DECLINLINE(int) PDMDevHlpTimerSetMillies(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cMilliesToNext)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerSetMillies(pDevIns, hTimer, cMilliesToNext);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerSetNano
+ */
+DECLINLINE(int) PDMDevHlpTimerSetNano(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cNanosToNext)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerSetNano(pDevIns, hTimer, cNanosToNext);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerSetRelative
+ */
+DECLINLINE(int) PDMDevHlpTimerSetRelative(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, uint64_t cTicksToNext, uint64_t *pu64Now)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerSetRelative(pDevIns, hTimer, cTicksToNext, pu64Now);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerStop
+ */
+DECLINLINE(int) PDMDevHlpTimerStop(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTimerStop(pDevIns, hTimer);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerUnlockClock
+ */
+DECLINLINE(void) PDMDevHlpTimerUnlockClock(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer)
+{
+ pDevIns->CTX_SUFF(pHlp)->pfnTimerUnlockClock(pDevIns, hTimer);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerUnlockClock2
+ */
+DECLINLINE(void) PDMDevHlpTimerUnlockClock2(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, PPDMCRITSECT pCritSect)
+{
+ pDevIns->CTX_SUFF(pHlp)->pfnTimerUnlockClock2(pDevIns, hTimer, pCritSect);
+}
+
+#ifdef IN_RING3
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerSetCritSect
+ */
+DECLINLINE(int) PDMDevHlpTimerSetCritSect(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, PPDMCRITSECT pCritSect)
+{
+ return pDevIns->pHlpR3->pfnTimerSetCritSect(pDevIns, hTimer, pCritSect);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerSave
+ */
+DECLINLINE(int) PDMDevHlpTimerSave(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, PSSMHANDLE pSSM)
+{
+ return pDevIns->pHlpR3->pfnTimerSave(pDevIns, hTimer, pSSM);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerLoad
+ */
+DECLINLINE(int) PDMDevHlpTimerLoad(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer, PSSMHANDLE pSSM)
+{
+ return pDevIns->pHlpR3->pfnTimerLoad(pDevIns, hTimer, pSSM);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTimerDestroy
+ */
+DECLINLINE(int) PDMDevHlpTimerDestroy(PPDMDEVINS pDevIns, TMTIMERHANDLE hTimer)
+{
+ return pDevIns->pHlpR3->pfnTimerDestroy(pDevIns, hTimer);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTMUtcNow
+ */
+DECLINLINE(PRTTIMESPEC) PDMDevHlpTMUtcNow(PPDMDEVINS pDevIns, PRTTIMESPEC pTime)
+{
+ return pDevIns->pHlpR3->pfnTMUtcNow(pDevIns, pTime);
+}
+
+#endif
+
+/**
+ * Read physical memory - unknown data usage.
+ *
+ * @returns VINF_SUCCESS (for now).
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPhysRead(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPhysRead(pDevIns, GCPhys, pvBuf, cbRead, PDM_DEVHLP_PHYS_RW_F_DEFAULT);
+}
+
+/**
+ * Write to physical memory - unknown data usage.
+ *
+ * @returns VINF_SUCCESS for now, and later maybe VERR_EM_MEMORY.
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPhysWrite(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPhysWrite(pDevIns, GCPhys, pvBuf, cbWrite, PDM_DEVHLP_PHYS_RW_F_DEFAULT);
+}
+
+/**
+ * Read physical memory - reads meta data processed by the device.
+ *
+ * @returns VINF_SUCCESS (for now).
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPhysReadMeta(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPhysRead(pDevIns, GCPhys, pvBuf, cbRead, PDM_DEVHLP_PHYS_RW_F_DATA_META);
+}
+
+/**
+ * Write to physical memory - written data was created/altered by the device.
+ *
+ * @returns VINF_SUCCESS for now, and later maybe VERR_EM_MEMORY.
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPhysWriteMeta(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPhysWrite(pDevIns, GCPhys, pvBuf, cbWrite, PDM_DEVHLP_PHYS_RW_F_DATA_META);
+}
+
+/**
+ * Read physical memory - read data will not be touched by the device.
+ *
+ * @returns VINF_SUCCESS (for now).
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPhysReadUser(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPhysRead(pDevIns, GCPhys, pvBuf, cbRead, PDM_DEVHLP_PHYS_RW_F_DATA_USER);
+}
+
+/**
+ * Write to physical memory - written data was not touched/created by the device.
+ *
+ * @returns VINF_SUCCESS for now, and later maybe VERR_EM_MEMORY.
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPhysWriteUser(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPhysWrite(pDevIns, GCPhys, pvBuf, cbWrite, PDM_DEVHLP_PHYS_RW_F_DATA_USER);
+}
+
+#ifdef IN_RING3
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPhysGCPhys2CCPtr
+ */
+DECLINLINE(int) PDMDevHlpPhysGCPhys2CCPtr(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, uint32_t fFlags, void **ppv, PPGMPAGEMAPLOCK pLock)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPhysGCPhys2CCPtr(pDevIns, GCPhys, fFlags, ppv, pLock);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPhysGCPhys2CCPtrReadOnly
+ */
+DECLINLINE(int) PDMDevHlpPhysGCPhys2CCPtrReadOnly(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, uint32_t fFlags, void const **ppv,
+ PPGMPAGEMAPLOCK pLock)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPhysGCPhys2CCPtrReadOnly(pDevIns, GCPhys, fFlags, ppv, pLock);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPhysReleasePageMappingLock
+ */
+DECLINLINE(void) PDMDevHlpPhysReleasePageMappingLock(PPDMDEVINS pDevIns, PPGMPAGEMAPLOCK pLock)
+{
+ pDevIns->CTX_SUFF(pHlp)->pfnPhysReleasePageMappingLock(pDevIns, pLock);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPhysBulkGCPhys2CCPtr
+ */
+DECLINLINE(int) PDMDevHlpPhysBulkGCPhys2CCPtr(PPDMDEVINS pDevIns, uint32_t cPages, PCRTGCPHYS paGCPhysPages,
+ uint32_t fFlags, void **papvPages, PPGMPAGEMAPLOCK paLocks)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPhysBulkGCPhys2CCPtr(pDevIns, cPages, paGCPhysPages, fFlags, papvPages, paLocks);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPhysBulkGCPhys2CCPtrReadOnly
+ */
+DECLINLINE(int) PDMDevHlpPhysBulkGCPhys2CCPtrReadOnly(PPDMDEVINS pDevIns, uint32_t cPages, PCRTGCPHYS paGCPhysPages,
+ uint32_t fFlags, void const **papvPages, PPGMPAGEMAPLOCK paLocks)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPhysBulkGCPhys2CCPtrReadOnly(pDevIns, cPages, paGCPhysPages, fFlags, papvPages, paLocks);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPhysBulkReleasePageMappingLocks
+ */
+DECLINLINE(void) PDMDevHlpPhysBulkReleasePageMappingLocks(PPDMDEVINS pDevIns, uint32_t cPages, PPGMPAGEMAPLOCK paLocks)
+{
+ pDevIns->CTX_SUFF(pHlp)->pfnPhysBulkReleasePageMappingLocks(pDevIns, cPages, paLocks);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPhysIsGCPhysNormal
+ */
+DECLINLINE(bool) PDMDevHlpPhysIsGCPhysNormal(PPDMDEVINS pDevIns, RTGCPHYS GCPhys)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPhysIsGCPhysNormal(pDevIns, GCPhys);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPhysChangeMemBalloon
+ */
+DECLINLINE(int) PDMDevHlpPhysChangeMemBalloon(PPDMDEVINS pDevIns, bool fInflate, unsigned cPages, RTGCPHYS *paPhysPage)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPhysChangeMemBalloon(pDevIns, fInflate, cPages, paPhysPage);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnCpuGetGuestMicroarch
+ */
+DECLINLINE(CPUMMICROARCH) PDMDevHlpCpuGetGuestMicroarch(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCpuGetGuestMicroarch(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnCpuGetGuestScalableBusFrequency
+ */
+DECLINLINE(uint64_t) PDMDevHlpCpuGetGuestScalableBusFrequency(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCpuGetGuestScalableBusFrequency(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnCpuGetGuestAddrWidths
+ */
+DECLINLINE(void) PDMDevHlpCpuGetGuestAddrWidths(PPDMDEVINS pDevIns, uint8_t *pcPhysAddrWidth, uint8_t *pcLinearAddrWidth)
+{
+ pDevIns->CTX_SUFF(pHlp)->pfnCpuGetGuestAddrWidths(pDevIns, pcPhysAddrWidth, pcLinearAddrWidth);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPhysReadGCVirt
+ */
+DECLINLINE(int) PDMDevHlpPhysReadGCVirt(PPDMDEVINS pDevIns, void *pvDst, RTGCPTR GCVirtSrc, size_t cb)
+{
+ return pDevIns->pHlpR3->pfnPhysReadGCVirt(pDevIns, pvDst, GCVirtSrc, cb);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPhysWriteGCVirt
+ */
+DECLINLINE(int) PDMDevHlpPhysWriteGCVirt(PPDMDEVINS pDevIns, RTGCPTR GCVirtDst, const void *pvSrc, size_t cb)
+{
+ return pDevIns->pHlpR3->pfnPhysWriteGCVirt(pDevIns, GCVirtDst, pvSrc, cb);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPhysGCPtr2GCPhys
+ */
+DECLINLINE(int) PDMDevHlpPhysGCPtr2GCPhys(PPDMDEVINS pDevIns, RTGCPTR GCPtr, PRTGCPHYS pGCPhys)
+{
+ return pDevIns->pHlpR3->pfnPhysGCPtr2GCPhys(pDevIns, GCPtr, pGCPhys);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMMHeapAlloc
+ */
+DECLINLINE(void *) PDMDevHlpMMHeapAlloc(PPDMDEVINS pDevIns, size_t cb)
+{
+ return pDevIns->pHlpR3->pfnMMHeapAlloc(pDevIns, cb);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMMHeapAllocZ
+ */
+DECLINLINE(void *) PDMDevHlpMMHeapAllocZ(PPDMDEVINS pDevIns, size_t cb)
+{
+ return pDevIns->pHlpR3->pfnMMHeapAllocZ(pDevIns, cb);
+}
+
+/**
+ * Allocating string printf.
+ *
+ * @returns Pointer to the string.
+ * @param pDevIns The device instance.
+ * @param enmTag The statistics tag.
+ * @param pszFormat The format string.
+ * @param ... Format arguments.
+ */
+DECLINLINE(char *) RT_IPRT_FORMAT_ATTR(2, 3) PDMDevHlpMMHeapAPrintf(PPDMDEVINS pDevIns, MMTAG enmTag, const char *pszFormat, ...)
+{
+ va_list va;
+ va_start(va, pszFormat);
+ char *psz = pDevIns->pHlpR3->pfnMMHeapAPrintfV(pDevIns, enmTag, pszFormat, va);
+ va_end(va);
+
+ return psz;
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMMHeapFree
+ */
+DECLINLINE(void) PDMDevHlpMMHeapFree(PPDMDEVINS pDevIns, void *pv)
+{
+ pDevIns->pHlpR3->pfnMMHeapFree(pDevIns, pv);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMMPhysGetRamSize
+ */
+DECLINLINE(uint64_t) PDMDevHlpMMPhysGetRamSize(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnMMPhysGetRamSize(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMMPhysGetRamSizeBelow4GB
+ */
+DECLINLINE(uint32_t) PDMDevHlpMMPhysGetRamSizeBelow4GB(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnMMPhysGetRamSizeBelow4GB(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnMMPhysGetRamSizeAbove4GB
+ */
+DECLINLINE(uint64_t) PDMDevHlpMMPhysGetRamSizeAbove4GB(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnMMPhysGetRamSizeAbove4GB(pDevIns);
+}
+#endif /* IN_RING3 */
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnVMState
+ */
+DECLINLINE(VMSTATE) PDMDevHlpVMState(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnVMState(pDevIns);
+}
+
+#ifdef IN_RING3
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnVMTeleportedAndNotFullyResumedYet
+ */
+DECLINLINE(bool) PDMDevHlpVMTeleportedAndNotFullyResumedYet(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnVMTeleportedAndNotFullyResumedYet(pDevIns);
+}
+
+/**
+ * Set the VM error message
+ *
+ * @returns rc.
+ * @param pDevIns The device instance.
+ * @param rc VBox status code.
+ * @param SRC_POS Use RT_SRC_POS.
+ * @param pszFormat Error message format string.
+ * @param ... Error message arguments.
+ * @sa VMSetError
+ */
+DECLINLINE(int) RT_IPRT_FORMAT_ATTR(6, 7) PDMDevHlpVMSetError(PPDMDEVINS pDevIns, const int rc, RT_SRC_POS_DECL,
+ const char *pszFormat, ...)
+{
+ va_list va;
+ va_start(va, pszFormat);
+ pDevIns->CTX_SUFF(pHlp)->pfnVMSetErrorV(pDevIns, rc, RT_SRC_POS_ARGS, pszFormat, va);
+ va_end(va);
+ return rc;
+}
+
+/**
+ * Set the VM runtime error message
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param fFlags The action flags. See VMSETRTERR_FLAGS_*.
+ * @param pszErrorId Error ID string.
+ * @param pszFormat Error message format string.
+ * @param ... Error message arguments.
+ * @sa VMSetRuntimeError
+ */
+DECLINLINE(int) RT_IPRT_FORMAT_ATTR(4, 5) PDMDevHlpVMSetRuntimeError(PPDMDEVINS pDevIns, uint32_t fFlags, const char *pszErrorId,
+ const char *pszFormat, ...)
+{
+ va_list va;
+ int rc;
+ va_start(va, pszFormat);
+ rc = pDevIns->CTX_SUFF(pHlp)->pfnVMSetRuntimeErrorV(pDevIns, fFlags, pszErrorId, pszFormat, va);
+ va_end(va);
+ return rc;
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnVMWaitForDeviceReady
+ */
+DECLINLINE(int) PDMDevHlpVMWaitForDeviceReady(PPDMDEVINS pDevIns, VMCPUID idCpu)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnVMWaitForDeviceReady(pDevIns, idCpu);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnVMNotifyCpuDeviceReady
+ */
+DECLINLINE(int) PDMDevHlpVMNotifyCpuDeviceReady(PPDMDEVINS pDevIns, VMCPUID idCpu)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnVMNotifyCpuDeviceReady(pDevIns, idCpu);
+}
+
+/**
+ * Convenience wrapper for VMR3ReqCallU.
+ *
+ * This assumes (1) you're calling a function that returns an VBox status code
+ * and that you do not wish to wait for it to complete.
+ *
+ * @returns VBox status code returned by VMR3ReqCallVU.
+ *
+ * @param pDevIns The device instance.
+ * @param idDstCpu The destination CPU(s). Either a specific CPU ID or
+ * one of the following special values:
+ * VMCPUID_ANY, VMCPUID_ANY_QUEUE, VMCPUID_ALL or VMCPUID_ALL_REVERSE.
+ * @param pfnFunction Pointer to the function to call.
+ * @param cArgs Number of arguments following in the ellipsis.
+ * @param ... Argument list.
+ *
+ * @remarks See remarks on VMR3ReqCallVU.
+ */
+DECLINLINE(int) PDMDevHlpVMReqCallNoWait(PPDMDEVINS pDevIns, VMCPUID idDstCpu, PFNRT pfnFunction, unsigned cArgs, ...)
+{
+ va_list Args;
+ va_start(Args, cArgs);
+ int rc = pDevIns->CTX_SUFF(pHlp)->pfnVMReqCallNoWaitV(pDevIns, idDstCpu, pfnFunction, cArgs, Args);
+ va_end(Args);
+ return rc;
+}
+
+/**
+ * Convenience wrapper for VMR3ReqCallU.
+ *
+ * This assumes (1) you're calling a function that returns void, (2) that you
+ * wish to wait for ever for it to return, and (3) that it's priority request
+ * that can be safely be handled during async suspend and power off.
+ *
+ * @returns VBox status code of VMR3ReqCallVU.
+ *
+ * @param pDevIns The device instance.
+ * @param idDstCpu The destination CPU(s). Either a specific CPU ID or
+ * one of the following special values:
+ * VMCPUID_ANY, VMCPUID_ANY_QUEUE, VMCPUID_ALL or VMCPUID_ALL_REVERSE.
+ * @param pfnFunction Pointer to the function to call.
+ * @param cArgs Number of arguments following in the ellipsis.
+ * @param ... Argument list.
+ *
+ * @remarks See remarks on VMR3ReqCallVU.
+ */
+DECLINLINE(int) PDMDevHlpVMReqPriorityCallWait(PPDMDEVINS pDevIns, VMCPUID idDstCpu, PFNRT pfnFunction, unsigned cArgs, ...)
+{
+ va_list Args;
+ va_start(Args, cArgs);
+ int rc = pDevIns->CTX_SUFF(pHlp)->pfnVMReqPriorityCallWaitV(pDevIns, idDstCpu, pfnFunction, cArgs, Args);
+ va_end(Args);
+ return rc;
+}
+
+#endif /* IN_RING3 */
+
+/**
+ * VBOX_STRICT wrapper for pHlp->pfnDBGFStopV.
+ *
+ * @returns VBox status code which must be passed up to the VMM. This will be
+ * VINF_SUCCESS in non-strict builds.
+ * @param pDevIns The device instance.
+ * @param SRC_POS Use RT_SRC_POS.
+ * @param pszFormat Message. (optional)
+ * @param ... Message parameters.
+ */
+DECLINLINE(int) RT_IPRT_FORMAT_ATTR(5, 6) PDMDevHlpDBGFStop(PPDMDEVINS pDevIns, RT_SRC_POS_DECL, const char *pszFormat, ...)
+{
+#ifdef VBOX_STRICT
+# ifdef IN_RING3
+ int rc;
+ va_list args;
+ va_start(args, pszFormat);
+ rc = pDevIns->pHlpR3->pfnDBGFStopV(pDevIns, RT_SRC_POS_ARGS, pszFormat, args);
+ va_end(args);
+ return rc;
+# else
+ NOREF(pDevIns);
+ NOREF(pszFile);
+ NOREF(iLine);
+ NOREF(pszFunction);
+ NOREF(pszFormat);
+ return VINF_EM_DBG_STOP;
+# endif
+#else
+ NOREF(pDevIns);
+ NOREF(pszFile);
+ NOREF(iLine);
+ NOREF(pszFunction);
+ NOREF(pszFormat);
+ return VINF_SUCCESS;
+#endif
+}
+
+#ifdef IN_RING3
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDBGFInfoRegister
+ */
+DECLINLINE(int) PDMDevHlpDBGFInfoRegister(PPDMDEVINS pDevIns, const char *pszName, const char *pszDesc, PFNDBGFHANDLERDEV pfnHandler)
+{
+ return pDevIns->pHlpR3->pfnDBGFInfoRegister(pDevIns, pszName, pszDesc, pfnHandler);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDBGFInfoRegisterArgv
+ */
+DECLINLINE(int) PDMDevHlpDBGFInfoRegisterArgv(PPDMDEVINS pDevIns, const char *pszName, const char *pszDesc, PFNDBGFINFOARGVDEV pfnHandler)
+{
+ return pDevIns->pHlpR3->pfnDBGFInfoRegisterArgv(pDevIns, pszName, pszDesc, pfnHandler);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDBGFRegRegister
+ */
+DECLINLINE(int) PDMDevHlpDBGFRegRegister(PPDMDEVINS pDevIns, PCDBGFREGDESC paRegisters)
+{
+ return pDevIns->pHlpR3->pfnDBGFRegRegister(pDevIns, paRegisters);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDBGFReportBugCheck
+ */
+DECLINLINE(VBOXSTRICTRC) PDMDevHlpDBGFReportBugCheck(PPDMDEVINS pDevIns, DBGFEVENTTYPE enmEvent, uint64_t uBugCheck,
+ uint64_t uP1, uint64_t uP2, uint64_t uP3, uint64_t uP4)
+{
+ return pDevIns->pHlpR3->pfnDBGFReportBugCheck(pDevIns, enmEvent, uBugCheck, uP1, uP2, uP3, uP4);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDBGFCoreWrite
+ */
+DECLINLINE(int) PDMDevHlpDBGFCoreWrite(PPDMDEVINS pDevIns, const char *pszFilename, bool fReplaceFile)
+{
+ return pDevIns->pHlpR3->pfnDBGFCoreWrite(pDevIns, pszFilename, fReplaceFile);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDBGFInfoLogHlp
+ */
+DECLINLINE(PCDBGFINFOHLP) PDMDevHlpDBGFInfoLogHlp(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnDBGFInfoLogHlp(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDBGFRegNmQueryU64
+ */
+DECLINLINE(int) PDMDevHlpDBGFRegNmQueryU64(PPDMDEVINS pDevIns, VMCPUID idDefCpu, const char *pszReg, uint64_t *pu64)
+{
+ return pDevIns->pHlpR3->pfnDBGFRegNmQueryU64(pDevIns, idDefCpu, pszReg, pu64);
+}
+
+ /**
+ * Format a set of registers.
+ *
+ * This is restricted to registers from one CPU, that specified by @a idCpu.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param idCpu The CPU ID of any CPU registers that may be
+ * printed, pass VMCPUID_ANY if not applicable.
+ * @param pszBuf The output buffer.
+ * @param cbBuf The size of the output buffer.
+ * @param pszFormat The format string. Register names are given by
+ * %VR{name}, they take no arguments.
+ * @param ... Argument list.
+ */
+DECLINLINE(int) RT_IPRT_FORMAT_ATTR(4, 5) PDMDevHlpDBGFRegPrintf(PPDMDEVINS pDevIns, VMCPUID idCpu, char *pszBuf, size_t cbBuf,
+ const char *pszFormat, ...)
+{
+ va_list Args;
+ va_start(Args, pszFormat);
+ int rc = pDevIns->pHlpR3->pfnDBGFRegPrintfV(pDevIns, idCpu, pszBuf, cbBuf, pszFormat, Args);
+ va_end(Args);
+ return rc;
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSTAMRegister
+ */
+DECLINLINE(void) PDMDevHlpSTAMRegister(PPDMDEVINS pDevIns, void *pvSample, STAMTYPE enmType, const char *pszName, STAMUNIT enmUnit, const char *pszDesc)
+{
+ pDevIns->pHlpR3->pfnSTAMRegister(pDevIns, pvSample, enmType, pszName, enmUnit, pszDesc);
+}
+
+/**
+ * Same as pfnSTAMRegister except that the name is specified in a
+ * RTStrPrintf like fashion.
+ *
+ * @returns VBox status.
+ * @param pDevIns Device instance of the DMA.
+ * @param pvSample Pointer to the sample.
+ * @param enmType Sample type. This indicates what pvSample is
+ * pointing at.
+ * @param enmVisibility Visibility type specifying whether unused
+ * statistics should be visible or not.
+ * @param enmUnit Sample unit.
+ * @param pszDesc Sample description.
+ * @param pszName Sample name format string, unix path style. If
+ * this does not start with a '/', the default
+ * prefix will be prepended, otherwise it will be
+ * used as-is.
+ * @param ... Arguments to the format string.
+ */
+DECLINLINE(void) RT_IPRT_FORMAT_ATTR(7, 8) PDMDevHlpSTAMRegisterF(PPDMDEVINS pDevIns, void *pvSample, STAMTYPE enmType,
+ STAMVISIBILITY enmVisibility, STAMUNIT enmUnit,
+ const char *pszDesc, const char *pszName, ...)
+{
+ va_list va;
+ va_start(va, pszName);
+ pDevIns->pHlpR3->pfnSTAMRegisterV(pDevIns, pvSample, enmType, enmVisibility, enmUnit, pszDesc, pszName, va);
+ va_end(va);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSTAMDeregisterByPrefix
+ */
+DECLINLINE(int) PDMDevHlpSTAMDeregisterByPrefix(PPDMDEVINS pDevIns, const char *pszPrefix)
+{
+ return pDevIns->pHlpR3->pfnSTAMDeregisterByPrefix(pDevIns, pszPrefix);
+}
+
+/**
+ * Registers the device with the default PCI bus.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure.
+ * This must be kept in the instance data.
+ * The PCI configuration must be initialized before registration.
+ */
+DECLINLINE(int) PDMDevHlpPCIRegister(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev)
+{
+ return pDevIns->pHlpR3->pfnPCIRegister(pDevIns, pPciDev, 0 /*fFlags*/,
+ PDMPCIDEVREG_DEV_NO_FIRST_UNUSED, PDMPCIDEVREG_FUN_NO_FIRST_UNUSED, NULL);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPCIRegister
+ */
+DECLINLINE(int) PDMDevHlpPCIRegisterEx(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t fFlags,
+ uint8_t uPciDevNo, uint8_t uPciFunNo, const char *pszName)
+{
+ return pDevIns->pHlpR3->pfnPCIRegister(pDevIns, pPciDev, fFlags, uPciDevNo, uPciFunNo, pszName);
+}
+
+/**
+ * Initialize MSI emulation support for the first PCI device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pMsiReg MSI emulation registration structure.
+ */
+DECLINLINE(int) PDMDevHlpPCIRegisterMsi(PPDMDEVINS pDevIns, PPDMMSIREG pMsiReg)
+{
+ return pDevIns->pHlpR3->pfnPCIRegisterMsi(pDevIns, NULL, pMsiReg);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPCIRegisterMsi
+ */
+DECLINLINE(int) PDMDevHlpPCIRegisterMsiEx(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, PPDMMSIREG pMsiReg)
+{
+ return pDevIns->pHlpR3->pfnPCIRegisterMsi(pDevIns, pPciDev, pMsiReg);
+}
+
+/**
+ * Registers a I/O port region for the default PCI device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param iRegion The region number.
+ * @param cbRegion Size of the region.
+ * @param hIoPorts Handle to the I/O port region.
+ */
+DECLINLINE(int) PDMDevHlpPCIIORegionRegisterIo(PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS cbRegion, IOMIOPORTHANDLE hIoPorts)
+{
+ return pDevIns->pHlpR3->pfnPCIIORegionRegister(pDevIns, NULL, iRegion, cbRegion, PCI_ADDRESS_SPACE_IO,
+ PDMPCIDEV_IORGN_F_IOPORT_HANDLE | PDMPCIDEV_IORGN_F_NEW_STYLE, hIoPorts, NULL);
+}
+
+/**
+ * Registers a I/O port region for the default PCI device, custom map/unmap.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param iRegion The region number.
+ * @param cbRegion Size of the region.
+ * @param pfnMapUnmap Callback for doing the mapping, optional. The
+ * callback will be invoked holding only the PDM lock.
+ * The device lock will _not_ be taken (due to lock
+ * order).
+ */
+DECLINLINE(int) PDMDevHlpPCIIORegionRegisterIoCustom(PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS cbRegion,
+ PFNPCIIOREGIONMAP pfnMapUnmap)
+{
+ return pDevIns->pHlpR3->pfnPCIIORegionRegister(pDevIns, NULL, iRegion, cbRegion, PCI_ADDRESS_SPACE_IO,
+ PDMPCIDEV_IORGN_F_NO_HANDLE | PDMPCIDEV_IORGN_F_NEW_STYLE,
+ UINT64_MAX, pfnMapUnmap);
+}
+
+/**
+ * Combines PDMDevHlpIoPortCreate and PDMDevHlpPCIIORegionRegisterIo, creating
+ * and registering an I/O port region for the default PCI device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance to register the ports with.
+ * @param cPorts The count of I/O ports in the region (the size).
+ * @param iPciRegion The PCI device region.
+ * @param pfnOut Pointer to function which is gonna handle OUT
+ * operations. Optional.
+ * @param pfnIn Pointer to function which is gonna handle IN operations.
+ * Optional.
+ * @param pvUser User argument to pass to the callbacks.
+ * @param pszDesc Pointer to description string. This must not be freed.
+ * @param paExtDescs Extended per-port descriptions, optional. Partial range
+ * coverage is allowed. This must not be freed.
+ * @param phIoPorts Where to return the I/O port range handle.
+ *
+ */
+DECLINLINE(int) PDMDevHlpPCIIORegionCreateIo(PPDMDEVINS pDevIns, uint32_t iPciRegion, RTIOPORT cPorts,
+ PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn, void *pvUser,
+ const char *pszDesc, PCIOMIOPORTDESC paExtDescs, PIOMIOPORTHANDLE phIoPorts)
+
+{
+ int rc = pDevIns->pHlpR3->pfnIoPortCreateEx(pDevIns, cPorts, 0 /*fFlags*/, pDevIns->apPciDevs[0], iPciRegion << 16,
+ pfnOut, pfnIn, NULL, NULL, pvUser, pszDesc, paExtDescs, phIoPorts);
+ if (RT_SUCCESS(rc))
+ rc = pDevIns->pHlpR3->pfnPCIIORegionRegister(pDevIns, pDevIns->apPciDevs[0], iPciRegion, cPorts, PCI_ADDRESS_SPACE_IO,
+ PDMPCIDEV_IORGN_F_IOPORT_HANDLE | PDMPCIDEV_IORGN_F_NEW_STYLE,
+ *phIoPorts, NULL /*pfnMapUnmap*/);
+ return rc;
+}
+
+/**
+ * Registers an MMIO region for the default PCI device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param iRegion The region number.
+ * @param cbRegion Size of the region.
+ * @param enmType PCI_ADDRESS_SPACE_MEM or
+ * PCI_ADDRESS_SPACE_MEM_PREFETCH, optionally or-ing in
+ * PCI_ADDRESS_SPACE_BAR64 or PCI_ADDRESS_SPACE_BAR32.
+ * @param hMmioRegion Handle to the MMIO region.
+ * @param pfnMapUnmap Callback for doing the mapping, optional. The
+ * callback will be invoked holding only the PDM lock.
+ * The device lock will _not_ be taken (due to lock
+ * order).
+ */
+DECLINLINE(int) PDMDevHlpPCIIORegionRegisterMmio(PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS cbRegion, PCIADDRESSSPACE enmType,
+ IOMMMIOHANDLE hMmioRegion, PFNPCIIOREGIONMAP pfnMapUnmap)
+{
+ return pDevIns->pHlpR3->pfnPCIIORegionRegister(pDevIns, NULL, iRegion, cbRegion, enmType,
+ PDMPCIDEV_IORGN_F_MMIO_HANDLE | PDMPCIDEV_IORGN_F_NEW_STYLE,
+ hMmioRegion, pfnMapUnmap);
+}
+
+/**
+ * Registers an MMIO region for the default PCI device, extended version.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure.
+ * @param iRegion The region number.
+ * @param cbRegion Size of the region.
+ * @param enmType PCI_ADDRESS_SPACE_MEM or
+ * PCI_ADDRESS_SPACE_MEM_PREFETCH, optionally or-ing in
+ * PCI_ADDRESS_SPACE_BAR64 or PCI_ADDRESS_SPACE_BAR32.
+ * @param hMmioRegion Handle to the MMIO region.
+ * @param pfnMapUnmap Callback for doing the mapping, optional. The
+ * callback will be invoked holding only the PDM lock.
+ * The device lock will _not_ be taken (due to lock
+ * order).
+ */
+DECLINLINE(int) PDMDevHlpPCIIORegionRegisterMmioEx(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t iRegion,
+ RTGCPHYS cbRegion, PCIADDRESSSPACE enmType, IOMMMIOHANDLE hMmioRegion,
+ PFNPCIIOREGIONMAP pfnMapUnmap)
+{
+ return pDevIns->pHlpR3->pfnPCIIORegionRegister(pDevIns, pPciDev, iRegion, cbRegion, enmType,
+ PDMPCIDEV_IORGN_F_MMIO_HANDLE | PDMPCIDEV_IORGN_F_NEW_STYLE,
+ hMmioRegion, pfnMapUnmap);
+}
+
+/**
+ * Combines PDMDevHlpMmioCreate and PDMDevHlpPCIIORegionRegisterMmio, creating
+ * and registering an MMIO region for the default PCI device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance to register the ports with.
+ * @param cbRegion The size of the region in bytes.
+ * @param iPciRegion The PCI device region.
+ * @param enmType PCI_ADDRESS_SPACE_MEM or
+ * PCI_ADDRESS_SPACE_MEM_PREFETCH, optionally or-ing in
+ * PCI_ADDRESS_SPACE_BAR64 or PCI_ADDRESS_SPACE_BAR32.
+ * @param fFlags Flags, IOMMMIO_FLAGS_XXX.
+ * @param pfnWrite Pointer to function which is gonna handle Write
+ * operations.
+ * @param pfnRead Pointer to function which is gonna handle Read
+ * operations.
+ * @param pvUser User argument to pass to the callbacks.
+ * @param pszDesc Pointer to description string. This must not be freed.
+ * @param phRegion Where to return the MMIO region handle.
+ *
+ */
+DECLINLINE(int) PDMDevHlpPCIIORegionCreateMmio(PPDMDEVINS pDevIns, uint32_t iPciRegion, RTGCPHYS cbRegion, PCIADDRESSSPACE enmType,
+ PFNIOMMMIONEWWRITE pfnWrite, PFNIOMMMIONEWREAD pfnRead, void *pvUser,
+ uint32_t fFlags, const char *pszDesc, PIOMMMIOHANDLE phRegion)
+
+{
+ int rc = pDevIns->pHlpR3->pfnMmioCreateEx(pDevIns, cbRegion, fFlags, pDevIns->apPciDevs[0], iPciRegion << 16,
+ pfnWrite, pfnRead, NULL /*pfnFill*/, pvUser, pszDesc, phRegion);
+ if (RT_SUCCESS(rc))
+ rc = pDevIns->pHlpR3->pfnPCIIORegionRegister(pDevIns, pDevIns->apPciDevs[0], iPciRegion, cbRegion, enmType,
+ PDMPCIDEV_IORGN_F_MMIO_HANDLE | PDMPCIDEV_IORGN_F_NEW_STYLE,
+ *phRegion, NULL /*pfnMapUnmap*/);
+ return rc;
+}
+
+
+/**
+ * Registers an MMIO2 region for the default PCI device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param iRegion The region number.
+ * @param cbRegion Size of the region.
+ * @param enmType PCI_ADDRESS_SPACE_MEM or
+ * PCI_ADDRESS_SPACE_MEM_PREFETCH, optionally or-ing in
+ * PCI_ADDRESS_SPACE_BAR64 or PCI_ADDRESS_SPACE_BAR32.
+ * @param hMmio2Region Handle to the MMIO2 region.
+ */
+DECLINLINE(int) PDMDevHlpPCIIORegionRegisterMmio2(PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS cbRegion,
+ PCIADDRESSSPACE enmType, PGMMMIO2HANDLE hMmio2Region)
+{
+ return pDevIns->pHlpR3->pfnPCIIORegionRegister(pDevIns, NULL, iRegion, cbRegion, enmType,
+ PDMPCIDEV_IORGN_F_MMIO2_HANDLE | PDMPCIDEV_IORGN_F_NEW_STYLE,
+ hMmio2Region, NULL);
+}
+
+/**
+ * Combines PDMDevHlpMmio2Create and PDMDevHlpPCIIORegionRegisterMmio2, creating
+ * and registering an MMIO2 region for the default PCI device, extended edition.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance to register the ports with.
+ * @param cbRegion The size of the region in bytes.
+ * @param iPciRegion The PCI device region.
+ * @param enmType PCI_ADDRESS_SPACE_MEM or
+ * PCI_ADDRESS_SPACE_MEM_PREFETCH, optionally or-ing in
+ * PCI_ADDRESS_SPACE_BAR64 or PCI_ADDRESS_SPACE_BAR32.
+ * @param pszDesc Pointer to description string. This must not be freed.
+ * @param ppvMapping Where to store the address of the ring-3 mapping of
+ * the memory.
+ * @param phRegion Where to return the MMIO2 region handle.
+ *
+ */
+DECLINLINE(int) PDMDevHlpPCIIORegionCreateMmio2(PPDMDEVINS pDevIns, uint32_t iPciRegion, RTGCPHYS cbRegion,
+ PCIADDRESSSPACE enmType, const char *pszDesc,
+ void **ppvMapping, PPGMMMIO2HANDLE phRegion)
+
+{
+ int rc = pDevIns->pHlpR3->pfnMmio2Create(pDevIns, pDevIns->apPciDevs[0], iPciRegion << 16, cbRegion, 0 /*fFlags*/,
+ pszDesc, ppvMapping, phRegion);
+ if (RT_SUCCESS(rc))
+ rc = pDevIns->pHlpR3->pfnPCIIORegionRegister(pDevIns, pDevIns->apPciDevs[0], iPciRegion, cbRegion, enmType,
+ PDMPCIDEV_IORGN_F_MMIO2_HANDLE | PDMPCIDEV_IORGN_F_NEW_STYLE,
+ *phRegion, NULL /*pfnCallback*/);
+ return rc;
+}
+
+/**
+ * Combines PDMDevHlpMmio2Create and PDMDevHlpPCIIORegionRegisterMmio2, creating
+ * and registering an MMIO2 region for the default PCI device.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance to register the ports with.
+ * @param cbRegion The size of the region in bytes.
+ * @param iPciRegion The PCI device region.
+ * @param enmType PCI_ADDRESS_SPACE_MEM or
+ * PCI_ADDRESS_SPACE_MEM_PREFETCH, optionally or-ing in
+ * PCI_ADDRESS_SPACE_BAR64 or PCI_ADDRESS_SPACE_BAR32.
+ * @param fMmio2Flags PGMPHYS_MMIO2_FLAGS_XXX (see pgm.h).
+ * @param pfnMapUnmap Callback for doing the mapping, optional. The
+ * callback will be invoked holding only the PDM lock.
+ * The device lock will _not_ be taken (due to lock
+ * order).
+ * @param pszDesc Pointer to description string. This must not be freed.
+ * @param ppvMapping Where to store the address of the ring-3 mapping of
+ * the memory.
+ * @param phRegion Where to return the MMIO2 region handle.
+ *
+ */
+DECLINLINE(int) PDMDevHlpPCIIORegionCreateMmio2Ex(PPDMDEVINS pDevIns, uint32_t iPciRegion, RTGCPHYS cbRegion,
+ PCIADDRESSSPACE enmType, uint32_t fMmio2Flags, PFNPCIIOREGIONMAP pfnMapUnmap,
+ const char *pszDesc, void **ppvMapping, PPGMMMIO2HANDLE phRegion)
+
+{
+ int rc = pDevIns->pHlpR3->pfnMmio2Create(pDevIns, pDevIns->apPciDevs[0], iPciRegion << 16, cbRegion, fMmio2Flags,
+ pszDesc, ppvMapping, phRegion);
+ if (RT_SUCCESS(rc))
+ rc = pDevIns->pHlpR3->pfnPCIIORegionRegister(pDevIns, pDevIns->apPciDevs[0], iPciRegion, cbRegion, enmType,
+ PDMPCIDEV_IORGN_F_MMIO2_HANDLE | PDMPCIDEV_IORGN_F_NEW_STYLE,
+ *phRegion, pfnMapUnmap);
+ return rc;
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPCIInterceptConfigAccesses
+ */
+DECLINLINE(int) PDMDevHlpPCIInterceptConfigAccesses(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev,
+ PFNPCICONFIGREAD pfnRead, PFNPCICONFIGWRITE pfnWrite)
+{
+ return pDevIns->pHlpR3->pfnPCIInterceptConfigAccesses(pDevIns, pPciDev, pfnRead, pfnWrite);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPCIConfigRead
+ */
+DECLINLINE(VBOXSTRICTRC) PDMDevHlpPCIConfigRead(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t uAddress,
+ unsigned cb, uint32_t *pu32Value)
+{
+ return pDevIns->pHlpR3->pfnPCIConfigRead(pDevIns, pPciDev, uAddress, cb, pu32Value);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPCIConfigWrite
+ */
+DECLINLINE(VBOXSTRICTRC) PDMDevHlpPCIConfigWrite(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t uAddress,
+ unsigned cb, uint32_t u32Value)
+{
+ return pDevIns->pHlpR3->pfnPCIConfigWrite(pDevIns, pPciDev, uAddress, cb, u32Value);
+}
+
+#endif /* IN_RING3 */
+
+/**
+ * Bus master physical memory read from the default PCI device.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_READ_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysRead(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysRead(pDevIns, NULL, GCPhys, pvBuf, cbRead, PDM_DEVHLP_PHYS_RW_F_DEFAULT);
+}
+
+/**
+ * Bus master physical memory read - unknown data usage.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_READ_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysReadEx(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysRead(pDevIns, pPciDev, GCPhys, pvBuf, cbRead, PDM_DEVHLP_PHYS_RW_F_DEFAULT);
+}
+
+/**
+ * Bus master physical memory read from the default PCI device.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_READ_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysReadMeta(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysRead(pDevIns, NULL, GCPhys, pvBuf, cbRead, PDM_DEVHLP_PHYS_RW_F_DATA_META);
+}
+
+/**
+ * Bus master physical memory read - reads meta data processed by the device.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_READ_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysReadMetaEx(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysRead(pDevIns, pPciDev, GCPhys, pvBuf, cbRead, PDM_DEVHLP_PHYS_RW_F_DATA_META);
+}
+
+/**
+ * Bus master physical memory read from the default PCI device - read data will not be touched by the device.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_READ_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysReadUser(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysRead(pDevIns, NULL, GCPhys, pvBuf, cbRead, PDM_DEVHLP_PHYS_RW_F_DATA_USER);
+}
+
+/**
+ * Bus master physical memory read - read data will not be touched by the device.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_READ_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys Physical address start reading from.
+ * @param pvBuf Where to put the read bits.
+ * @param cbRead How many bytes to read.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysReadUserEx(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysRead(pDevIns, pPciDev, GCPhys, pvBuf, cbRead, PDM_DEVHLP_PHYS_RW_F_DATA_USER);
+}
+
+/**
+ * Bus master physical memory write from the default PCI device - unknown data usage.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_WRITE_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysWrite(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysWrite(pDevIns, NULL, GCPhys, pvBuf, cbWrite, PDM_DEVHLP_PHYS_RW_F_DEFAULT);
+}
+
+/**
+ * Bus master physical memory write - unknown data usage.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_WRITE_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysWriteEx(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysWrite(pDevIns, pPciDev, GCPhys, pvBuf, cbWrite, PDM_DEVHLP_PHYS_RW_F_DEFAULT);
+}
+
+/**
+ * Bus master physical memory write from the default PCI device.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_WRITE_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysWriteMeta(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysWrite(pDevIns, NULL, GCPhys, pvBuf, cbWrite, PDM_DEVHLP_PHYS_RW_F_DATA_META);
+}
+
+/**
+ * Bus master physical memory write - written data was created/altered by the device.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_WRITE_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysWriteMetaEx(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysWrite(pDevIns, pPciDev, GCPhys, pvBuf, cbWrite, PDM_DEVHLP_PHYS_RW_F_DATA_META);
+}
+
+/**
+ * Bus master physical memory write from the default PCI device.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_WRITE_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysWriteUser(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysWrite(pDevIns, NULL, GCPhys, pvBuf, cbWrite, PDM_DEVHLP_PHYS_RW_F_DATA_USER);
+}
+
+/**
+ * Bus master physical memory write - written data was not touched/created by the device.
+ *
+ * @returns VINF_SUCCESS or VERR_PGM_PCI_PHYS_WRITE_BM_DISABLED, later maybe
+ * VERR_EM_MEMORY. The informational status shall NOT be propagated!
+ * @param pDevIns The device instance.
+ * @param pPciDev The PCI device structure. If NULL the default
+ * PCI device for this device instance is used.
+ * @param GCPhys Physical address to write to.
+ * @param pvBuf What to write.
+ * @param cbWrite How many bytes to write.
+ * @thread Any thread, but the call may involve the emulation thread.
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysWriteUserEx(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysWrite(pDevIns, pPciDev, GCPhys, pvBuf, cbWrite, PDM_DEVHLP_PHYS_RW_F_DATA_USER);
+}
+
+#ifdef IN_RING3
+/**
+ * @copydoc PDMDEVHLPR3::pfnPCIPhysGCPhys2CCPtr
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysGCPhys2CCPtr(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, uint32_t fFlags,
+ void **ppv, PPGMPAGEMAPLOCK pLock)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysGCPhys2CCPtr(pDevIns, pPciDev, GCPhys, fFlags, ppv, pLock);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPCIPhysGCPhys2CCPtrReadOnly
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysGCPhys2CCPtrReadOnly(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, uint32_t fFlags,
+ void const **ppv, PPGMPAGEMAPLOCK pLock)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysGCPhys2CCPtrReadOnly(pDevIns, pPciDev, GCPhys, fFlags, ppv, pLock);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPCIPhysBulkGCPhys2CCPtr
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysBulkGCPhys2CCPtr(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t cPages,
+ PCRTGCPHYS paGCPhysPages, uint32_t fFlags, void **papvPages,
+ PPGMPAGEMAPLOCK paLocks)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysBulkGCPhys2CCPtr(pDevIns, pPciDev, cPages, paGCPhysPages, fFlags, papvPages,
+ paLocks);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPCIPhysBulkGCPhys2CCPtrReadOnly
+ */
+DECLINLINE(int) PDMDevHlpPCIPhysBulkGCPhys2CCPtrReadOnly(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t cPages,
+ PCRTGCPHYS paGCPhysPages, uint32_t fFlags, void const **papvPages,
+ PPGMPAGEMAPLOCK paLocks)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIPhysBulkGCPhys2CCPtrReadOnly(pDevIns, pPciDev, cPages, paGCPhysPages, fFlags,
+ papvPages, paLocks);
+}
+#endif /* IN_RING3 */
+
+/**
+ * Sets the IRQ for the default PCI device.
+ *
+ * @param pDevIns The device instance.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level. See the PDM_IRQ_LEVEL_* \#defines.
+ * @thread Any thread, but will involve the emulation thread.
+ */
+DECLINLINE(void) PDMDevHlpPCISetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel)
+{
+ pDevIns->CTX_SUFF(pHlp)->pfnPCISetIrq(pDevIns, NULL, iIrq, iLevel);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPCISetIrq
+ */
+DECLINLINE(void) PDMDevHlpPCISetIrqEx(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel)
+{
+ pDevIns->CTX_SUFF(pHlp)->pfnPCISetIrq(pDevIns, pPciDev, iIrq, iLevel);
+}
+
+/**
+ * Sets the IRQ for the given PCI device, but doesn't wait for EMT to process
+ * the request when not called from EMT.
+ *
+ * @param pDevIns The device instance.
+ * @param iIrq IRQ number to set.
+ * @param iLevel IRQ level.
+ * @thread Any thread, but will involve the emulation thread.
+ */
+DECLINLINE(void) PDMDevHlpPCISetIrqNoWait(PPDMDEVINS pDevIns, int iIrq, int iLevel)
+{
+ pDevIns->CTX_SUFF(pHlp)->pfnPCISetIrq(pDevIns, NULL, iIrq, iLevel);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPCISetIrqNoWait
+ */
+DECLINLINE(void) PDMDevHlpPCISetIrqNoWaitEx(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel)
+{
+ pDevIns->CTX_SUFF(pHlp)->pfnPCISetIrq(pDevIns, pPciDev, iIrq, iLevel);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnISASetIrq
+ */
+DECLINLINE(void) PDMDevHlpISASetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel)
+{
+ pDevIns->CTX_SUFF(pHlp)->pfnISASetIrq(pDevIns, iIrq, iLevel);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnISASetIrqNoWait
+ */
+DECLINLINE(void) PDMDevHlpISASetIrqNoWait(PPDMDEVINS pDevIns, int iIrq, int iLevel)
+{
+ pDevIns->CTX_SUFF(pHlp)->pfnISASetIrq(pDevIns, iIrq, iLevel);
+}
+
+#ifdef IN_RING3
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDriverAttach
+ */
+DECLINLINE(int) PDMDevHlpDriverAttach(PPDMDEVINS pDevIns, uint32_t iLun, PPDMIBASE pBaseInterface, PPDMIBASE *ppBaseInterface, const char *pszDesc)
+{
+ return pDevIns->pHlpR3->pfnDriverAttach(pDevIns, iLun, pBaseInterface, ppBaseInterface, pszDesc);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDriverDetach
+ */
+DECLINLINE(int) PDMDevHlpDriverDetach(PPDMDEVINS pDevIns, PPDMDRVINS pDrvIns, uint32_t fFlags)
+{
+ return pDevIns->pHlpR3->pfnDriverDetach(pDevIns, pDrvIns, fFlags);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDriverReconfigure
+ */
+DECLINLINE(int) PDMDevHlpDriverReconfigure(PPDMDEVINS pDevIns, uint32_t iLun, uint32_t cDepth,
+ const char * const *papszDrivers, PCFGMNODE *papConfigs, uint32_t fFlags)
+{
+ return pDevIns->pHlpR3->pfnDriverReconfigure(pDevIns, iLun, cDepth, papszDrivers, papConfigs, fFlags);
+}
+
+/**
+ * Reconfigures with a single driver reattachement, no config, noflags.
+ * @sa PDMDevHlpDriverReconfigure
+ */
+DECLINLINE(int) PDMDevHlpDriverReconfigure1(PPDMDEVINS pDevIns, uint32_t iLun, const char *pszDriver0)
+{
+ return pDevIns->pHlpR3->pfnDriverReconfigure(pDevIns, iLun, 1, &pszDriver0, NULL, 0);
+}
+
+/**
+ * Reconfigures with a two drivers reattachement, no config, noflags.
+ * @sa PDMDevHlpDriverReconfigure
+ */
+DECLINLINE(int) PDMDevHlpDriverReconfigure2(PPDMDEVINS pDevIns, uint32_t iLun, const char *pszDriver0, const char *pszDriver1)
+{
+ char const * apszDrivers[2];
+ apszDrivers[0] = pszDriver0;
+ apszDrivers[1] = pszDriver1;
+ return pDevIns->pHlpR3->pfnDriverReconfigure(pDevIns, iLun, 2, apszDrivers, NULL, 0);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnQueueCreate
+ */
+DECLINLINE(int) PDMDevHlpQueueCreate(PPDMDEVINS pDevIns, size_t cbItem, uint32_t cItems, uint32_t cMilliesInterval,
+ PFNPDMQUEUEDEV pfnCallback, bool fRZEnabled, const char *pszName, PDMQUEUEHANDLE *phQueue)
+{
+ return pDevIns->pHlpR3->pfnQueueCreate(pDevIns, cbItem, cItems, cMilliesInterval, pfnCallback, fRZEnabled, pszName, phQueue);
+}
+
+#endif /* IN_RING3 */
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnQueueAlloc
+ */
+DECLINLINE(PPDMQUEUEITEMCORE) PDMDevHlpQueueAlloc(PPDMDEVINS pDevIns, PDMQUEUEHANDLE hQueue)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnQueueAlloc(pDevIns, hQueue);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnQueueInsert
+ */
+DECLINLINE(int) PDMDevHlpQueueInsert(PPDMDEVINS pDevIns, PDMQUEUEHANDLE hQueue, PPDMQUEUEITEMCORE pItem)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnQueueInsert(pDevIns, hQueue, pItem);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnQueueFlushIfNecessary
+ */
+DECLINLINE(bool) PDMDevHlpQueueFlushIfNecessary(PPDMDEVINS pDevIns, PDMQUEUEHANDLE hQueue)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnQueueFlushIfNecessary(pDevIns, hQueue);
+}
+
+#ifdef IN_RING3
+/**
+ * @copydoc PDMDEVHLPR3::pfnTaskCreate
+ */
+DECLINLINE(int) PDMDevHlpTaskCreate(PPDMDEVINS pDevIns, uint32_t fFlags, const char *pszName,
+ PFNPDMTASKDEV pfnCallback, void *pvUser, PDMTASKHANDLE *phTask)
+{
+ return pDevIns->pHlpR3->pfnTaskCreate(pDevIns, fFlags, pszName, pfnCallback, pvUser, phTask);
+}
+#endif
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTaskTrigger
+ */
+DECLINLINE(int) PDMDevHlpTaskTrigger(PPDMDEVINS pDevIns, PDMTASKHANDLE hTask)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTaskTrigger(pDevIns, hTask);
+}
+
+#ifdef IN_RING3
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventCreate
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventCreate(PPDMDEVINS pDevIns, PSUPSEMEVENT phEvent)
+{
+ return pDevIns->pHlpR3->pfnSUPSemEventCreate(pDevIns, phEvent);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventClose
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventClose(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent)
+{
+ return pDevIns->pHlpR3->pfnSUPSemEventClose(pDevIns, hEvent);
+}
+
+#endif /* IN_RING3 */
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventSignal
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventSignal(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnSUPSemEventSignal(pDevIns, hEvent);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventWaitNoResume
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventWaitNoResume(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent, uint32_t cMillies)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnSUPSemEventWaitNoResume(pDevIns, hEvent, cMillies);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventWaitNsAbsIntr
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventWaitNsAbsIntr(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent, uint64_t uNsTimeout)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnSUPSemEventWaitNsAbsIntr(pDevIns, hEvent, uNsTimeout);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventWaitNsRelIntr
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventWaitNsRelIntr(PPDMDEVINS pDevIns, SUPSEMEVENT hEvent, uint64_t cNsTimeout)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnSUPSemEventWaitNsRelIntr(pDevIns, hEvent, cNsTimeout);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventGetResolution
+ */
+DECLINLINE(uint32_t) PDMDevHlpSUPSemEventGetResolution(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnSUPSemEventGetResolution(pDevIns);
+}
+
+#ifdef IN_RING3
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventMultiCreate
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventMultiCreate(PPDMDEVINS pDevIns, PSUPSEMEVENTMULTI phEventMulti)
+{
+ return pDevIns->pHlpR3->pfnSUPSemEventMultiCreate(pDevIns, phEventMulti);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventMultiClose
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventMultiClose(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti)
+{
+ return pDevIns->pHlpR3->pfnSUPSemEventMultiClose(pDevIns, hEventMulti);
+}
+
+#endif /* IN_RING3 */
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventMultiSignal
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventMultiSignal(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnSUPSemEventMultiSignal(pDevIns, hEventMulti);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventMultiReset
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventMultiReset(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnSUPSemEventMultiReset(pDevIns, hEventMulti);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventMultiWaitNoResume
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventMultiWaitNoResume(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti, uint32_t cMillies)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnSUPSemEventMultiWaitNsRelIntr(pDevIns, hEventMulti, cMillies);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventMultiWaitNsAbsIntr
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventMultiWaitNsAbsIntr(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti, uint64_t uNsTimeout)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnSUPSemEventMultiWaitNsAbsIntr(pDevIns, hEventMulti, uNsTimeout);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventMultiWaitNsRelIntr
+ */
+DECLINLINE(int) PDMDevHlpSUPSemEventMultiWaitNsRelIntr(PPDMDEVINS pDevIns, SUPSEMEVENTMULTI hEventMulti, uint64_t cNsTimeout)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnSUPSemEventMultiWaitNsRelIntr(pDevIns, hEventMulti, cNsTimeout);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSUPSemEventMultiGetResolution
+ */
+DECLINLINE(uint32_t) PDMDevHlpSUPSemEventMultiGetResolution(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnSUPSemEventMultiGetResolution(pDevIns);
+}
+
+#ifdef IN_RING3
+
+/**
+ * Initializes a PDM critical section.
+ *
+ * The PDM critical sections are derived from the IPRT critical sections, but
+ * works in RC and R0 as well.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pCritSect Pointer to the critical section.
+ * @param SRC_POS Use RT_SRC_POS.
+ * @param pszNameFmt Format string for naming the critical section.
+ * For statistics and lock validation.
+ * @param ... Arguments for the format string.
+ */
+DECLINLINE(int) RT_IPRT_FORMAT_ATTR(6, 7) PDMDevHlpCritSectInit(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, RT_SRC_POS_DECL,
+ const char *pszNameFmt, ...)
+{
+ int rc;
+ va_list va;
+ va_start(va, pszNameFmt);
+ rc = pDevIns->pHlpR3->pfnCritSectInit(pDevIns, pCritSect, RT_SRC_POS_ARGS, pszNameFmt, va);
+ va_end(va);
+ return rc;
+}
+
+#endif /* IN_RING3 */
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnCritSectGetNop
+ */
+DECLINLINE(PPDMCRITSECT) PDMDevHlpCritSectGetNop(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectGetNop(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSetDeviceCritSect
+ */
+DECLINLINE(int) PDMDevHlpSetDeviceCritSect(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnSetDeviceCritSect(pDevIns, pCritSect);
+}
+
+/**
+ * Enters a PDM critical section.
+ *
+ * @returns VINF_SUCCESS if entered successfully.
+ * @returns rcBusy when encountering a busy critical section in RC/R0.
+ * @retval VERR_SEM_DESTROYED if the critical section is delete before or
+ * during the operation.
+ *
+ * @param pDevIns The device instance.
+ * @param pCritSect The PDM critical section to enter.
+ * @param rcBusy The status code to return when we're in RC or R0
+ * and the section is busy. Pass VINF_SUCCESS to
+ * acquired the critical section thru a ring-3
+ * call if necessary.
+ *
+ * @note Even callers setting @a rcBusy to VINF_SUCCESS must either handle
+ * possible failures in ring-0 or at least apply
+ * PDM_CRITSECT_RELEASE_ASSERT_RC_DEV() to the return value of this
+ * function.
+ *
+ * @sa PDMCritSectEnter
+ */
+DECLINLINE(DECL_CHECK_RETURN(int)) PDMDevHlpCritSectEnter(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, int rcBusy)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectEnter(pDevIns, pCritSect, rcBusy);
+}
+
+/**
+ * Enters a PDM critical section, with location information for debugging.
+ *
+ * @returns VINF_SUCCESS if entered successfully.
+ * @returns rcBusy when encountering a busy critical section in RC/R0.
+ * @retval VERR_SEM_DESTROYED if the critical section is delete before or
+ * during the operation.
+ *
+ * @param pDevIns The device instance.
+ * @param pCritSect The PDM critical section to enter.
+ * @param rcBusy The status code to return when we're in RC or R0
+ * and the section is busy. Pass VINF_SUCCESS to
+ * acquired the critical section thru a ring-3
+ * call if necessary.
+ * @param uId Some kind of locking location ID. Typically a
+ * return address up the stack. Optional (0).
+ * @param SRC_POS The source position where to lock is being
+ * acquired from. Optional.
+ * @sa PDMCritSectEnterDebug
+ */
+DECLINLINE(DECL_CHECK_RETURN(int))
+PDMDevHlpCritSectEnterDebug(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, int rcBusy, RTHCUINTPTR uId, RT_SRC_POS_DECL)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectEnterDebug(pDevIns, pCritSect, rcBusy, uId, RT_SRC_POS_ARGS);
+}
+
+/**
+ * Try enter a critical section.
+ *
+ * @retval VINF_SUCCESS on success.
+ * @retval VERR_SEM_BUSY if the critsect was owned.
+ * @retval VERR_SEM_NESTED if nested enter on a no nesting section. (Asserted.)
+ * @retval VERR_SEM_DESTROYED if the critical section is delete before or
+ * during the operation.
+ *
+ * @param pDevIns The device instance.
+ * @param pCritSect The critical section.
+ * @sa PDMCritSectTryEnter
+ */
+DECLINLINE(DECL_CHECK_RETURN(int))
+PDMDevHlpCritSectTryEnter(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectTryEnter(pDevIns, pCritSect);
+}
+
+/**
+ * Try enter a critical section, with location information for debugging.
+ *
+ * @retval VINF_SUCCESS on success.
+ * @retval VERR_SEM_BUSY if the critsect was owned.
+ * @retval VERR_SEM_NESTED if nested enter on a no nesting section. (Asserted.)
+ * @retval VERR_SEM_DESTROYED if the critical section is delete before or
+ * during the operation.
+ *
+ * @param pDevIns The device instance.
+ * @param pCritSect The critical section.
+ * @param uId Some kind of locking location ID. Typically a
+ * return address up the stack. Optional (0).
+ * @param SRC_POS The source position where to lock is being
+ * acquired from. Optional.
+ * @sa PDMCritSectTryEnterDebug
+ */
+DECLINLINE(DECL_CHECK_RETURN(int))
+PDMDevHlpCritSectTryEnterDebug(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, RTHCUINTPTR uId, RT_SRC_POS_DECL)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectTryEnterDebug(pDevIns, pCritSect, uId, RT_SRC_POS_ARGS);
+}
+
+/**
+ * Leaves a critical section entered with PDMCritSectEnter().
+ *
+ * @returns Indication whether we really exited the critical section.
+ * @retval VINF_SUCCESS if we really exited.
+ * @retval VINF_SEM_NESTED if we only reduced the nesting count.
+ * @retval VERR_NOT_OWNER if you somehow ignore release assertions.
+ *
+ * @param pDevIns The device instance.
+ * @param pCritSect The PDM critical section to leave.
+ * @sa PDMCritSectLeave
+ */
+DECLINLINE(int) PDMDevHlpCritSectLeave(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectLeave(pDevIns, pCritSect);
+}
+
+/**
+ * @see PDMCritSectIsOwner
+ */
+DECLINLINE(bool) PDMDevHlpCritSectIsOwner(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectIsOwner(pDevIns, pCritSect);
+}
+
+/**
+ * @see PDMCritSectIsInitialized
+ */
+DECLINLINE(bool) PDMDevHlpCritSectIsInitialized(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectIsInitialized(pDevIns, pCritSect);
+}
+
+/**
+ * @see PDMCritSectHasWaiters
+ */
+DECLINLINE(bool) PDMDevHlpCritSectHasWaiters(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectHasWaiters(pDevIns, pCritSect);
+}
+
+/**
+ * @see PDMCritSectGetRecursion
+ */
+DECLINLINE(uint32_t) PDMDevHlpCritSectGetRecursion(PPDMDEVINS pDevIns, PCPDMCRITSECT pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectGetRecursion(pDevIns, pCritSect);
+}
+
+#if defined(IN_RING3) || defined(IN_RING0)
+/**
+ * @see PDMHCCritSectScheduleExitEvent
+ */
+DECLINLINE(int) PDMDevHlpCritSectScheduleExitEvent(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, SUPSEMEVENT hEventToSignal)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectScheduleExitEvent(pDevIns, pCritSect, hEventToSignal);
+}
+#endif
+
+/* Strict build: Remap the two enter calls to the debug versions. */
+#ifdef VBOX_STRICT
+# ifdef IPRT_INCLUDED_asm_h
+# define PDMDevHlpCritSectEnter(pDevIns, pCritSect, rcBusy) PDMDevHlpCritSectEnterDebug((pDevIns), (pCritSect), (rcBusy), (uintptr_t)ASMReturnAddress(), RT_SRC_POS)
+# define PDMDevHlpCritSectTryEnter(pDevIns, pCritSect) PDMDevHlpCritSectTryEnterDebug((pDevIns), (pCritSect), (uintptr_t)ASMReturnAddress(), RT_SRC_POS)
+# else
+# define PDMDevHlpCritSectEnter(pDevIns, pCritSect, rcBusy) PDMDevHlpCritSectEnterDebug((pDevIns), (pCritSect), (rcBusy), 0, RT_SRC_POS)
+# define PDMDevHlpCritSectTryEnter(pDevIns, pCritSect) PDMDevHlpCritSectTryEnterDebug((pDevIns), (pCritSect), 0, RT_SRC_POS)
+# endif
+#endif
+
+#if defined(IN_RING3) || defined(DOXYGEN_RUNNING)
+
+/**
+ * Deletes the critical section.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pCritSect The PDM critical section to destroy.
+ * @sa PDMR3CritSectDelete
+ */
+DECLINLINE(int) PDMDevHlpCritSectDelete(PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect)
+{
+ return pDevIns->pHlpR3->pfnCritSectDelete(pDevIns, pCritSect);
+}
+
+/**
+ * Initializes a PDM read/write critical section.
+ *
+ * The PDM read/write critical sections are derived from the IPRT critical
+ * sections, but works in RC and R0 as well.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pCritSect Pointer to the read/write critical section.
+ * @param SRC_POS Use RT_SRC_POS.
+ * @param pszNameFmt Format string for naming the critical section.
+ * For statistics and lock validation.
+ * @param ... Arguments for the format string.
+ */
+DECLINLINE(int) RT_IPRT_FORMAT_ATTR(6, 7) PDMDevHlpCritSectRwInit(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, RT_SRC_POS_DECL,
+ const char *pszNameFmt, ...)
+{
+ int rc;
+ va_list va;
+ va_start(va, pszNameFmt);
+ rc = pDevIns->pHlpR3->pfnCritSectRwInit(pDevIns, pCritSect, RT_SRC_POS_ARGS, pszNameFmt, va);
+ va_end(va);
+ return rc;
+}
+
+/**
+ * Deletes the read/write critical section.
+ *
+ * @returns VBox status code.
+ * @param pDevIns The device instance.
+ * @param pCritSect The PDM read/write critical section to destroy.
+ * @sa PDMR3CritSectRwDelete
+ */
+DECLINLINE(int) PDMDevHlpCritSectRwDelete(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect)
+{
+ return pDevIns->pHlpR3->pfnCritSectRwDelete(pDevIns, pCritSect);
+}
+
+#endif /* IN_RING3 */
+
+/**
+ * @sa PDMCritSectRwEnterShared, PDM_CRITSECT_RELEASE_ASSERT_RC_DEV
+ */
+DECLINLINE(DECL_CHECK_RETURN(int)) PDMDevHlpCritSectRwEnterShared(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwEnterShared(pDevIns, pCritSect, rcBusy);
+}
+
+/**
+ * @sa PDMCritSectRwEnterSharedDebug, PDM_CRITSECT_RELEASE_ASSERT_RC_DEV
+ */
+DECLINLINE(DECL_CHECK_RETURN(int))
+PDMDevHlpCritSectRwEnterSharedDebug(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy, RTHCUINTPTR uId, RT_SRC_POS_DECL)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwEnterSharedDebug(pDevIns, pCritSect, rcBusy, uId, RT_SRC_POS_ARGS);
+}
+
+/**
+ * @sa PDMCritSectRwTryEnterShared
+ */
+DECLINLINE(DECL_CHECK_RETURN(int))
+PDMDevHlpCritSectRwTryEnterShared(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwTryEnterShared(pDevIns, pCritSect);
+}
+
+/**
+ * @sa PDMCritSectRwTryEnterSharedDebug
+ */
+DECLINLINE(DECL_CHECK_RETURN(int))
+PDMDevHlpCritSectRwTryEnterSharedDebug(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, RTHCUINTPTR uId, RT_SRC_POS_DECL)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwTryEnterSharedDebug(pDevIns, pCritSect, uId, RT_SRC_POS_ARGS);
+}
+
+/**
+ * @sa PDMCritSectRwLeaveShared
+ */
+DECLINLINE(int) PDMDevHlpCritSectRwLeaveShared(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwLeaveShared(pDevIns, pCritSect);
+}
+
+/**
+ * @sa PDMCritSectRwEnterExcl, PDM_CRITSECT_RELEASE_ASSERT_RC_DEV
+ */
+DECLINLINE(DECL_CHECK_RETURN(int)) PDMDevHlpCritSectRwEnterExcl(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwEnterExcl(pDevIns, pCritSect, rcBusy);
+}
+
+/**
+ * @sa PDMCritSectRwEnterExclDebug, PDM_CRITSECT_RELEASE_ASSERT_RC_DEV
+ */
+DECLINLINE(DECL_CHECK_RETURN(int))
+PDMDevHlpCritSectRwEnterExclDebug(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, int rcBusy, RTHCUINTPTR uId, RT_SRC_POS_DECL)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwEnterExclDebug(pDevIns, pCritSect, rcBusy, uId, RT_SRC_POS_ARGS);
+}
+
+/**
+ * @sa PDMCritSectRwTryEnterExcl
+ */
+DECLINLINE(DECL_CHECK_RETURN(int))
+PDMDevHlpCritSectRwTryEnterExcl(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwTryEnterExcl(pDevIns, pCritSect);
+}
+
+/**
+ * @sa PDMCritSectRwTryEnterExclDebug
+ */
+DECLINLINE(DECL_CHECK_RETURN(int))
+PDMDevHlpCritSectRwTryEnterExclDebug(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, RTHCUINTPTR uId, RT_SRC_POS_DECL)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwTryEnterExclDebug(pDevIns, pCritSect, uId, RT_SRC_POS_ARGS);
+}
+
+/**
+ * @sa PDMCritSectRwLeaveExcl
+ */
+DECLINLINE(int) PDMDevHlpCritSectRwLeaveExcl(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwLeaveExcl(pDevIns, pCritSect);
+}
+
+/**
+ * @see PDMCritSectRwIsWriteOwner
+ */
+DECLINLINE(bool) PDMDevHlpCritSectRwIsWriteOwner(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwIsWriteOwner(pDevIns, pCritSect);
+}
+
+/**
+ * @see PDMCritSectRwIsReadOwner
+ */
+DECLINLINE(bool) PDMDevHlpCritSectRwIsReadOwner(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, bool fWannaHear)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwIsReadOwner(pDevIns, pCritSect, fWannaHear);
+}
+
+/**
+ * @see PDMCritSectRwGetWriteRecursion
+ */
+DECLINLINE(uint32_t) PDMDevHlpCritSectRwGetWriteRecursion(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwGetWriteRecursion(pDevIns, pCritSect);
+}
+
+/**
+ * @see PDMCritSectRwGetWriterReadRecursion
+ */
+DECLINLINE(uint32_t) PDMDevHlpCritSectRwGetWriterReadRecursion(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwGetWriterReadRecursion(pDevIns, pCritSect);
+}
+
+/**
+ * @see PDMCritSectRwGetReadCount
+ */
+DECLINLINE(uint32_t) PDMDevHlpCritSectRwGetReadCount(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwGetReadCount(pDevIns, pCritSect);
+}
+
+/**
+ * @see PDMCritSectRwIsInitialized
+ */
+DECLINLINE(bool) PDMDevHlpCritSectRwIsInitialized(PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnCritSectRwIsInitialized(pDevIns, pCritSect);
+}
+
+/* Strict build: Remap the two enter calls to the debug versions. */
+#ifdef VBOX_STRICT
+# ifdef IPRT_INCLUDED_asm_h
+# define PDMDevHlpCritSectRwEnterShared(pDevIns, pCritSect, rcBusy) PDMDevHlpCritSectRwEnterSharedDebug((pDevIns), (pCritSect), (rcBusy), (uintptr_t)ASMReturnAddress(), RT_SRC_POS)
+# define PDMDevHlpCritSectRwTryEnterShared(pDevIns, pCritSect) PDMDevHlpCritSectRwTryEnterSharedDebug((pDevIns), (pCritSect), (uintptr_t)ASMReturnAddress(), RT_SRC_POS)
+# define PDMDevHlpCritSectRwEnterExcl(pDevIns, pCritSect, rcBusy) PDMDevHlpCritSectRwEnterExclDebug((pDevIns), (pCritSect), (rcBusy), (uintptr_t)ASMReturnAddress(), RT_SRC_POS)
+# define PDMDevHlpCritSectRwTryEnterExcl(pDevIns, pCritSect) PDMDevHlpCritSectRwTryEnterExclDebug((pDevIns), (pCritSect), (uintptr_t)ASMReturnAddress(), RT_SRC_POS)
+# else
+# define PDMDevHlpCritSectRwEnterShared(pDevIns, pCritSect, rcBusy) PDMDevHlpCritSectRwEnterSharedDebug((pDevIns), (pCritSect), (rcBusy), 0, RT_SRC_POS)
+# define PDMDevHlpCritSectRwTryEnterShared(pDevIns, pCritSect) PDMDevHlpCritSectRwTryEnterSharedDebug((pDevIns), (pCritSect), 0, RT_SRC_POS)
+# define PDMDevHlpCritSectRwEnterExcl(pDevIns, pCritSect, rcBusy) PDMDevHlpCritSectRwEnterExclDebug((pDevIns), (pCritSect), (rcBusy), 0, RT_SRC_POS)
+# define PDMDevHlpCritSectRwTryEnterExcl(pDevIns, pCritSect) PDMDevHlpCritSectRwTryEnterExclDebug((pDevIns), (pCritSect), 0, RT_SRC_POS)
+# endif
+#endif
+
+#if defined(IN_RING3) || defined(DOXYGEN_RUNNING)
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnThreadCreate
+ */
+DECLINLINE(int) PDMDevHlpThreadCreate(PPDMDEVINS pDevIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADDEV pfnThread,
+ PFNPDMTHREADWAKEUPDEV pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName)
+{
+ return pDevIns->pHlpR3->pfnThreadCreate(pDevIns, ppThread, pvUser, pfnThread, pfnWakeup, cbStack, enmType, pszName);
+}
+
+/**
+ * @copydoc PDMR3ThreadDestroy
+ * @param pDevIns The device instance.
+ */
+DECLINLINE(int) PDMDevHlpThreadDestroy(PPDMDEVINS pDevIns, PPDMTHREAD pThread, int *pRcThread)
+{
+ return pDevIns->pHlpR3->pfnThreadDestroy(pThread, pRcThread);
+}
+
+/**
+ * @copydoc PDMR3ThreadIAmSuspending
+ * @param pDevIns The device instance.
+ */
+DECLINLINE(int) PDMDevHlpThreadIAmSuspending(PPDMDEVINS pDevIns, PPDMTHREAD pThread)
+{
+ return pDevIns->pHlpR3->pfnThreadIAmSuspending(pThread);
+}
+
+/**
+ * @copydoc PDMR3ThreadIAmRunning
+ * @param pDevIns The device instance.
+ */
+DECLINLINE(int) PDMDevHlpThreadIAmRunning(PPDMDEVINS pDevIns, PPDMTHREAD pThread)
+{
+ return pDevIns->pHlpR3->pfnThreadIAmRunning(pThread);
+}
+
+/**
+ * @copydoc PDMR3ThreadSleep
+ * @param pDevIns The device instance.
+ */
+DECLINLINE(int) PDMDevHlpThreadSleep(PPDMDEVINS pDevIns, PPDMTHREAD pThread, RTMSINTERVAL cMillies)
+{
+ return pDevIns->pHlpR3->pfnThreadSleep(pThread, cMillies);
+}
+
+/**
+ * @copydoc PDMR3ThreadSuspend
+ * @param pDevIns The device instance.
+ */
+DECLINLINE(int) PDMDevHlpThreadSuspend(PPDMDEVINS pDevIns, PPDMTHREAD pThread)
+{
+ return pDevIns->pHlpR3->pfnThreadSuspend(pThread);
+}
+
+/**
+ * @copydoc PDMR3ThreadResume
+ * @param pDevIns The device instance.
+ */
+DECLINLINE(int) PDMDevHlpThreadResume(PPDMDEVINS pDevIns, PPDMTHREAD pThread)
+{
+ return pDevIns->pHlpR3->pfnThreadResume(pThread);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSetAsyncNotification
+ */
+DECLINLINE(int) PDMDevHlpSetAsyncNotification(PPDMDEVINS pDevIns, PFNPDMDEVASYNCNOTIFY pfnAsyncNotify)
+{
+ return pDevIns->pHlpR3->pfnSetAsyncNotification(pDevIns, pfnAsyncNotify);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnAsyncNotificationCompleted
+ */
+DECLINLINE(void) PDMDevHlpAsyncNotificationCompleted(PPDMDEVINS pDevIns)
+{
+ pDevIns->pHlpR3->pfnAsyncNotificationCompleted(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnA20Set
+ */
+DECLINLINE(void) PDMDevHlpA20Set(PPDMDEVINS pDevIns, bool fEnable)
+{
+ pDevIns->pHlpR3->pfnA20Set(pDevIns, fEnable);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnRTCRegister
+ */
+DECLINLINE(int) PDMDevHlpRTCRegister(PPDMDEVINS pDevIns, PCPDMRTCREG pRtcReg, PCPDMRTCHLP *ppRtcHlp)
+{
+ return pDevIns->pHlpR3->pfnRTCRegister(pDevIns, pRtcReg, ppRtcHlp);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPCIBusRegister
+ */
+DECLINLINE(int) PDMDevHlpPCIBusRegister(PPDMDEVINS pDevIns, PPDMPCIBUSREGR3 pPciBusReg, PCPDMPCIHLPR3 *ppPciHlp, uint32_t *piBus)
+{
+ return pDevIns->pHlpR3->pfnPCIBusRegister(pDevIns, pPciBusReg, ppPciHlp, piBus);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnIommuRegister
+ */
+DECLINLINE(int) PDMDevHlpIommuRegister(PPDMDEVINS pDevIns, PPDMIOMMUREGR3 pIommuReg, PCPDMIOMMUHLPR3 *ppIommuHlp, uint32_t *pidxIommu)
+{
+ return pDevIns->pHlpR3->pfnIommuRegister(pDevIns, pIommuReg, ppIommuHlp, pidxIommu);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPICRegister
+ */
+DECLINLINE(int) PDMDevHlpPICRegister(PPDMDEVINS pDevIns, PPDMPICREG pPicReg, PCPDMPICHLP *ppPicHlp)
+{
+ return pDevIns->pHlpR3->pfnPICRegister(pDevIns, pPicReg, ppPicHlp);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnApicRegister
+ */
+DECLINLINE(int) PDMDevHlpApicRegister(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnApicRegister(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnIoApicRegister
+ */
+DECLINLINE(int) PDMDevHlpIoApicRegister(PPDMDEVINS pDevIns, PPDMIOAPICREG pIoApicReg, PCPDMIOAPICHLP *ppIoApicHlp)
+{
+ return pDevIns->pHlpR3->pfnIoApicRegister(pDevIns, pIoApicReg, ppIoApicHlp);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnHpetRegister
+ */
+DECLINLINE(int) PDMDevHlpHpetRegister(PPDMDEVINS pDevIns, PPDMHPETREG pHpetReg, PCPDMHPETHLPR3 *ppHpetHlpR3)
+{
+ return pDevIns->pHlpR3->pfnHpetRegister(pDevIns, pHpetReg, ppHpetHlpR3);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPciRawRegister
+ */
+DECLINLINE(int) PDMDevHlpPciRawRegister(PPDMDEVINS pDevIns, PPDMPCIRAWREG pPciRawReg, PCPDMPCIRAWHLPR3 *ppPciRawHlpR3)
+{
+ return pDevIns->pHlpR3->pfnPciRawRegister(pDevIns, pPciRawReg, ppPciRawHlpR3);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDMACRegister
+ */
+DECLINLINE(int) PDMDevHlpDMACRegister(PPDMDEVINS pDevIns, PPDMDMACREG pDmacReg, PCPDMDMACHLP *ppDmacHlp)
+{
+ return pDevIns->pHlpR3->pfnDMACRegister(pDevIns, pDmacReg, ppDmacHlp);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDMARegister
+ */
+DECLINLINE(int) PDMDevHlpDMARegister(PPDMDEVINS pDevIns, unsigned uChannel, PFNDMATRANSFERHANDLER pfnTransferHandler, void *pvUser)
+{
+ return pDevIns->pHlpR3->pfnDMARegister(pDevIns, uChannel, pfnTransferHandler, pvUser);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDMAReadMemory
+ */
+DECLINLINE(int) PDMDevHlpDMAReadMemory(PPDMDEVINS pDevIns, unsigned uChannel, void *pvBuffer, uint32_t off, uint32_t cbBlock, uint32_t *pcbRead)
+{
+ return pDevIns->pHlpR3->pfnDMAReadMemory(pDevIns, uChannel, pvBuffer, off, cbBlock, pcbRead);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDMAWriteMemory
+ */
+DECLINLINE(int) PDMDevHlpDMAWriteMemory(PPDMDEVINS pDevIns, unsigned uChannel, const void *pvBuffer, uint32_t off, uint32_t cbBlock, uint32_t *pcbWritten)
+{
+ return pDevIns->pHlpR3->pfnDMAWriteMemory(pDevIns, uChannel, pvBuffer, off, cbBlock, pcbWritten);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDMASetDREQ
+ */
+DECLINLINE(int) PDMDevHlpDMASetDREQ(PPDMDEVINS pDevIns, unsigned uChannel, unsigned uLevel)
+{
+ return pDevIns->pHlpR3->pfnDMASetDREQ(pDevIns, uChannel, uLevel);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDMAGetChannelMode
+ */
+DECLINLINE(uint8_t) PDMDevHlpDMAGetChannelMode(PPDMDEVINS pDevIns, unsigned uChannel)
+{
+ return pDevIns->pHlpR3->pfnDMAGetChannelMode(pDevIns, uChannel);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnDMASchedule
+ */
+DECLINLINE(void) PDMDevHlpDMASchedule(PPDMDEVINS pDevIns)
+{
+ pDevIns->pHlpR3->pfnDMASchedule(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnCMOSWrite
+ */
+DECLINLINE(int) PDMDevHlpCMOSWrite(PPDMDEVINS pDevIns, unsigned iReg, uint8_t u8Value)
+{
+ return pDevIns->pHlpR3->pfnCMOSWrite(pDevIns, iReg, u8Value);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnCMOSRead
+ */
+DECLINLINE(int) PDMDevHlpCMOSRead(PPDMDEVINS pDevIns, unsigned iReg, uint8_t *pu8Value)
+{
+ return pDevIns->pHlpR3->pfnCMOSRead(pDevIns, iReg, pu8Value);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnCallR0
+ */
+DECLINLINE(int) PDMDevHlpCallR0(PPDMDEVINS pDevIns, uint32_t uOperation, uint64_t u64Arg)
+{
+ return pDevIns->pHlpR3->pfnCallR0(pDevIns, uOperation, u64Arg);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnVMGetSuspendReason
+ */
+DECLINLINE(VMSUSPENDREASON) PDMDevHlpVMGetSuspendReason(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnVMGetSuspendReason(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnVMGetResumeReason
+ */
+DECLINLINE(VMRESUMEREASON) PDMDevHlpVMGetResumeReason(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnVMGetResumeReason(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnGetUVM
+ */
+DECLINLINE(PUVM) PDMDevHlpGetUVM(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnGetUVM(pDevIns);
+}
+
+#endif /* IN_RING3 || DOXYGEN_RUNNING */
+
+#if !defined(IN_RING3) || defined(DOXYGEN_RUNNING)
+
+/**
+ * @copydoc PDMDEVHLPR0::pfnPCIBusSetUpContext
+ */
+DECLINLINE(int) PDMDevHlpPCIBusSetUpContext(PPDMDEVINS pDevIns, CTX_SUFF(PPDMPCIBUSREG) pPciBusReg, CTX_SUFF(PCPDMPCIHLP) *ppPciHlp)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPCIBusSetUpContext(pDevIns, pPciBusReg, ppPciHlp);
+}
+
+/**
+ * @copydoc PDMDEVHLPR0::pfnIommuSetUpContext
+ */
+DECLINLINE(int) PDMDevHlpIommuSetUpContext(PPDMDEVINS pDevIns, CTX_SUFF(PPDMIOMMUREG) pIommuReg, CTX_SUFF(PCPDMIOMMUHLP) *ppIommuHlp)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnIommuSetUpContext(pDevIns, pIommuReg, ppIommuHlp);
+}
+
+/**
+ * @copydoc PDMDEVHLPR0::pfnPICSetUpContext
+ */
+DECLINLINE(int) PDMDevHlpPICSetUpContext(PPDMDEVINS pDevIns, PPDMPICREG pPicReg, PCPDMPICHLP *ppPicHlp)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPICSetUpContext(pDevIns, pPicReg, ppPicHlp);
+}
+
+/**
+ * @copydoc PDMDEVHLPR0::pfnApicSetUpContext
+ */
+DECLINLINE(int) PDMDevHlpApicSetUpContext(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnApicSetUpContext(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR0::pfnIoApicSetUpContext
+ */
+DECLINLINE(int) PDMDevHlpIoApicSetUpContext(PPDMDEVINS pDevIns, PPDMIOAPICREG pIoApicReg, PCPDMIOAPICHLP *ppIoApicHlp)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnIoApicSetUpContext(pDevIns, pIoApicReg, ppIoApicHlp);
+}
+
+/**
+ * @copydoc PDMDEVHLPR0::pfnHpetSetUpContext
+ */
+DECLINLINE(int) PDMDevHlpHpetSetUpContext(PPDMDEVINS pDevIns, PPDMHPETREG pHpetReg, CTX_SUFF(PCPDMHPETHLP) *ppHpetHlp)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnHpetSetUpContext(pDevIns, pHpetReg, ppHpetHlp);
+}
+
+#endif /* !IN_RING3 || DOXYGEN_RUNNING */
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnGetVM
+ */
+DECLINLINE(PVMCC) PDMDevHlpGetVM(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnGetVM(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnGetVMCPU
+ */
+DECLINLINE(PVMCPUCC) PDMDevHlpGetVMCPU(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnGetVMCPU(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnGetCurrentCpuId
+ */
+DECLINLINE(VMCPUID) PDMDevHlpGetCurrentCpuId(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnGetCurrentCpuId(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTMTimeVirtGet
+ */
+DECLINLINE(uint64_t) PDMDevHlpTMTimeVirtGet(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTMTimeVirtGet(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTMTimeVirtGetFreq
+ */
+DECLINLINE(uint64_t) PDMDevHlpTMTimeVirtGetFreq(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTMTimeVirtGetFreq(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnTMTimeVirtGetFreq
+ */
+DECLINLINE(uint64_t) PDMDevHlpTMTimeVirtGetNano(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTMTimeVirtGetNano(pDevIns);
+}
+
+#ifdef IN_RING3
+/**
+ * @copydoc PDMDEVHLPR3::pfnTMCpuTicksPerSecond
+ */
+DECLINLINE(uint64_t) PDMDevHlpTMCpuTicksPerSecond(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnTMCpuTicksPerSecond(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnRegisterVMMDevHeap
+ */
+DECLINLINE(int) PDMDevHlpRegisterVMMDevHeap(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTR3PTR pvHeap, unsigned cbHeap)
+{
+ return pDevIns->pHlpR3->pfnRegisterVMMDevHeap(pDevIns, GCPhys, pvHeap, cbHeap);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnFirmwareRegister
+ */
+DECLINLINE(int) PDMDevHlpFirmwareRegister(PPDMDEVINS pDevIns, PCPDMFWREG pFwReg, PCPDMFWHLPR3 *ppFwHlp)
+{
+ return pDevIns->pHlpR3->pfnFirmwareRegister(pDevIns, pFwReg, ppFwHlp);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnVMReset
+ */
+DECLINLINE(int) PDMDevHlpVMReset(PPDMDEVINS pDevIns, uint32_t fFlags)
+{
+ return pDevIns->pHlpR3->pfnVMReset(pDevIns, fFlags);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnVMSuspend
+ */
+DECLINLINE(int) PDMDevHlpVMSuspend(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnVMSuspend(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnVMSuspendSaveAndPowerOff
+ */
+DECLINLINE(int) PDMDevHlpVMSuspendSaveAndPowerOff(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnVMSuspendSaveAndPowerOff(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnVMPowerOff
+ */
+DECLINLINE(int) PDMDevHlpVMPowerOff(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnVMPowerOff(pDevIns);
+}
+
+#endif /* IN_RING3 */
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnA20IsEnabled
+ */
+DECLINLINE(bool) PDMDevHlpA20IsEnabled(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnA20IsEnabled(pDevIns);
+}
+
+#ifdef IN_RING3
+/**
+ * @copydoc PDMDEVHLPR3::pfnGetCpuId
+ */
+DECLINLINE(void) PDMDevHlpGetCpuId(PPDMDEVINS pDevIns, uint32_t iLeaf, uint32_t *pEax, uint32_t *pEbx, uint32_t *pEcx, uint32_t *pEdx)
+{
+ pDevIns->pHlpR3->pfnGetCpuId(pDevIns, iLeaf, pEax, pEbx, pEcx, pEdx);
+}
+#endif
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnGetMainExecutionEngine
+ */
+DECLINLINE(uint8_t) PDMDevHlpGetMainExecutionEngine(PPDMDEVINS pDevIns)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnGetMainExecutionEngine(pDevIns);
+}
+
+#ifdef IN_RING3
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnGetSupDrvSession
+ */
+DECLINLINE(PSUPDRVSESSION) PDMDevHlpGetSupDrvSession(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnGetSupDrvSession(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnQueryGenericUserObject
+ */
+DECLINLINE(void *) PDMDevHlpQueryGenericUserObject(PPDMDEVINS pDevIns, PCRTUUID pUuid)
+{
+ return pDevIns->pHlpR3->pfnQueryGenericUserObject(pDevIns, pUuid);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPGMHandlerPhysicalTypeRegister
+ */
+DECLINLINE(int) PDMDevHlpPGMHandlerPhysicalTypeRegister(PPDMDEVINS pDevIns, PGMPHYSHANDLERKIND enmKind,
+ PFNPGMPHYSHANDLER pfnHandler, const char *pszDesc,
+ PPGMPHYSHANDLERTYPE phType)
+{
+ return pDevIns->pHlpR3->pfnPGMHandlerPhysicalTypeRegister(pDevIns, enmKind, pfnHandler, pszDesc, phType);
+}
+
+#elif defined(IN_RING0)
+
+/**
+ * @copydoc PDMDEVHLPR0::pfnPGMHandlerPhysicalTypeSetUpContext
+ */
+DECLINLINE(int) PDMDevHlpPGMHandlerPhysicalTypeSetUpContext(PPDMDEVINS pDevIns, PGMPHYSHANDLERKIND enmKind,
+ PFNPGMPHYSHANDLER pfnHandler, PFNPGMRZPHYSPFHANDLER pfnPfHandler,
+ const char *pszDesc, PGMPHYSHANDLERTYPE hType)
+{
+ return pDevIns->pHlpR0->pfnPGMHandlerPhysicalTypeSetUpContext(pDevIns, enmKind, pfnHandler, pfnPfHandler, pszDesc, hType);
+}
+
+#endif
+#ifdef IN_RING3
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPGMHandlerPhysicalRegister
+ */
+DECLINLINE(int) PDMDevHlpPGMHandlerPhysicalRegister(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPHYS GCPhysLast,
+ PGMPHYSHANDLERTYPE hType, R3PTRTYPE(const char *) pszDesc)
+{
+ return pDevIns->pHlpR3->pfnPGMHandlerPhysicalRegister(pDevIns, GCPhys, GCPhysLast, hType, pszDesc);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPGMHandlerPhysicalDeregister
+ */
+DECLINLINE(int) PDMDevHlpPGMHandlerPhysicalDeregister(PPDMDEVINS pDevIns, RTGCPHYS GCPhys)
+{
+ return pDevIns->pHlpR3->pfnPGMHandlerPhysicalDeregister(pDevIns, GCPhys);
+}
+
+#endif /* IN_RING3 */
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPGMHandlerPhysicalPageTempOff
+ */
+DECLINLINE(int) PDMDevHlpPGMHandlerPhysicalPageTempOff(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPHYS GCPhysPage)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnPGMHandlerPhysicalPageTempOff(pDevIns, GCPhys, GCPhysPage);
+}
+
+#ifdef IN_RING3
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnPGMHandlerPhysicalReset
+ */
+DECLINLINE(int) PDMDevHlpPGMHandlerPhysicalReset(PPDMDEVINS pDevIns, RTGCPHYS GCPhys)
+{
+ return pDevIns->pHlpR3->pfnPGMHandlerPhysicalReset(pDevIns, GCPhys);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnVMMRegisterPatchMemory
+ */
+DECLINLINE(int) PDMDevHlpVMMRegisterPatchMemory(PPDMDEVINS pDevIns, RTGCPTR GCPtrPatchMem, uint32_t cbPatchMem)
+{
+ return pDevIns->pHlpR3->pfnVMMRegisterPatchMemory(pDevIns, GCPtrPatchMem, cbPatchMem);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnVMMDeregisterPatchMemory
+ */
+DECLINLINE(int) PDMDevHlpVMMDeregisterPatchMemory(PPDMDEVINS pDevIns, RTGCPTR GCPtrPatchMem, uint32_t cbPatchMem)
+{
+ return pDevIns->pHlpR3->pfnVMMDeregisterPatchMemory(pDevIns, GCPtrPatchMem, cbPatchMem);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSharedModuleRegister
+ */
+DECLINLINE(int) PDMDevHlpSharedModuleRegister(PPDMDEVINS pDevIns, VBOXOSFAMILY enmGuestOS, char *pszModuleName, char *pszVersion,
+ RTGCPTR GCBaseAddr, uint32_t cbModule,
+ uint32_t cRegions, VMMDEVSHAREDREGIONDESC const *paRegions)
+{
+ return pDevIns->pHlpR3->pfnSharedModuleRegister(pDevIns, enmGuestOS, pszModuleName, pszVersion,
+ GCBaseAddr, cbModule, cRegions, paRegions);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSharedModuleUnregister
+ */
+DECLINLINE(int) PDMDevHlpSharedModuleUnregister(PPDMDEVINS pDevIns, char *pszModuleName, char *pszVersion,
+ RTGCPTR GCBaseAddr, uint32_t cbModule)
+{
+ return pDevIns->pHlpR3->pfnSharedModuleUnregister(pDevIns, pszModuleName, pszVersion, GCBaseAddr, cbModule);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSharedModuleGetPageState
+ */
+DECLINLINE(int) PDMDevHlpSharedModuleGetPageState(PPDMDEVINS pDevIns, RTGCPTR GCPtrPage, bool *pfShared,
+ uint64_t *pfPageFlags)
+{
+ return pDevIns->pHlpR3->pfnSharedModuleGetPageState(pDevIns, GCPtrPage, pfShared, pfPageFlags);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnSharedModuleCheckAll
+ */
+DECLINLINE(int) PDMDevHlpSharedModuleCheckAll(PPDMDEVINS pDevIns)
+{
+ return pDevIns->pHlpR3->pfnSharedModuleCheckAll(pDevIns);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnQueryLun
+ */
+DECLINLINE(int) PDMDevHlpQueryLun(PPDMDEVINS pDevIns, const char *pszDevice, unsigned iInstance, unsigned iLun, PPDMIBASE *ppBase)
+{
+ return pDevIns->pHlpR3->pfnQueryLun(pDevIns, pszDevice, iInstance, iLun, ppBase);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnGIMDeviceRegister
+ */
+DECLINLINE(void) PDMDevHlpGIMDeviceRegister(PPDMDEVINS pDevIns, PGIMDEBUG pDbg)
+{
+ pDevIns->pHlpR3->pfnGIMDeviceRegister(pDevIns, pDbg);
+}
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnGIMGetDebugSetup
+ */
+DECLINLINE(int) PDMDevHlpGIMGetDebugSetup(PPDMDEVINS pDevIns, PGIMDEBUGSETUP pDbgSetup)
+{
+ return pDevIns->pHlpR3->pfnGIMGetDebugSetup(pDevIns, pDbgSetup);
+}
+
+#endif /* IN_RING3 */
+
+/**
+ * @copydoc PDMDEVHLPR3::pfnGIMGetMmio2Regions
+ */
+DECLINLINE(PGIMMMIO2REGION) PDMDevHlpGIMGetMmio2Regions(PPDMDEVINS pDevIns, uint32_t *pcRegions)
+{
+ return pDevIns->CTX_SUFF(pHlp)->pfnGIMGetMmio2Regions(pDevIns, pcRegions);
+}
+
+#ifdef IN_RING3
+
+/** Wrapper around SSMR3GetU32 for simplifying getting enum values saved as uint32_t. */
+# define PDMDEVHLP_SSM_GET_ENUM32_RET(a_pHlp, a_pSSM, a_enmDst, a_EnumType) \
+ do { \
+ uint32_t u32GetEnumTmp = 0; \
+ int rcGetEnum32Tmp = (a_pHlp)->pfnSSMGetU32((a_pSSM), &u32GetEnumTmp); \
+ AssertRCReturn(rcGetEnum32Tmp, rcGetEnum32Tmp); \
+ (a_enmDst) = (a_EnumType)u32GetEnumTmp; \
+ AssertCompile(sizeof(a_EnumType) == sizeof(u32GetEnumTmp)); \
+ } while (0)
+
+/** Wrapper around SSMR3GetU8 for simplifying getting enum values saved as uint8_t. */
+# define PDMDEVHLP_SSM_GET_ENUM8_RET(a_pHlp, a_pSSM, a_enmDst, a_EnumType) \
+ do { \
+ uint8_t bGetEnumTmp = 0; \
+ int rcGetEnum32Tmp = (a_pHlp)->pfnSSMGetU8((a_pSSM), &bGetEnumTmp); \
+ AssertRCReturn(rcGetEnum32Tmp, rcGetEnum32Tmp); \
+ (a_enmDst) = (a_EnumType)bGetEnumTmp; \
+ } while (0)
+
+#endif /* IN_RING3 */
+
+/** Pointer to callbacks provided to the VBoxDeviceRegister() call. */
+typedef struct PDMDEVREGCB *PPDMDEVREGCB;
+
+/**
+ * Callbacks for VBoxDeviceRegister().
+ */
+typedef struct PDMDEVREGCB
+{
+ /** Interface version.
+ * This is set to PDM_DEVREG_CB_VERSION. */
+ uint32_t u32Version;
+
+ /**
+ * Registers a device with the current VM instance.
+ *
+ * @returns VBox status code.
+ * @param pCallbacks Pointer to the callback table.
+ * @param pReg Pointer to the device registration record.
+ * This data must be permanent and readonly.
+ */
+ DECLR3CALLBACKMEMBER(int, pfnRegister,(PPDMDEVREGCB pCallbacks, PCPDMDEVREG pReg));
+} PDMDEVREGCB;
+
+/** Current version of the PDMDEVREGCB structure. */
+#define PDM_DEVREG_CB_VERSION PDM_VERSION_MAKE(0xffe3, 1, 0)
+
+
+/**
+ * The VBoxDevicesRegister callback function.
+ *
+ * PDM will invoke this function after loading a device module and letting
+ * the module decide which devices to register and how to handle conflicts.
+ *
+ * @returns VBox status code.
+ * @param pCallbacks Pointer to the callback table.
+ * @param u32Version VBox version number.
+ */
+typedef DECLCALLBACKTYPE(int, FNPDMVBOXDEVICESREGISTER,(PPDMDEVREGCB pCallbacks, uint32_t u32Version));
+
+/** @} */
+
+RT_C_DECLS_END
+
+#endif /* !VBOX_INCLUDED_vmm_pdmdev_h */