393 lines
17 KiB
C
393 lines
17 KiB
C
/** @file
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* PDM - Pluggable Device Manager, Core API.
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*
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* The 'Core API' has been put in a different header because everyone
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* is currently including pdm.h. So, pdm.h is for including all of the
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* PDM stuff, while pdmapi.h is for the core stuff.
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*/
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/*
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* Copyright (C) 2006-2023 Oracle and/or its affiliates.
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*
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* This file is part of VirtualBox base platform packages, as
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* available from https://www.virtualbox.org.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation, in version 3 of the
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* License.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <https://www.gnu.org/licenses>.
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*
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* The contents of this file may alternatively be used under the terms
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* of the Common Development and Distribution License Version 1.0
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* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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* in the VirtualBox distribution, in which case the provisions of the
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* CDDL are applicable instead of those of the GPL.
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*
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* You may elect to license modified versions of this file under the
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* terms and conditions of either the GPL or the CDDL or both.
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*
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* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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*/
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#ifndef VBOX_INCLUDED_vmm_pdmapi_h
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#define VBOX_INCLUDED_vmm_pdmapi_h
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#ifndef RT_WITHOUT_PRAGMA_ONCE
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# pragma once
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#endif
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#include <VBox/vmm/pdmcommon.h>
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#ifdef IN_RING3
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# include <VBox/vmm/vmapi.h>
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#endif
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#include <VBox/sup.h>
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struct PDMDEVMODREGR0;
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RT_C_DECLS_BEGIN
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/** @defgroup grp_pdm The Pluggable Device Manager API
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* @ingroup grp_vmm
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* @{
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*/
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VMMDECL(int) PDMGetInterrupt(PVMCPUCC pVCpu, uint8_t *pu8Interrupt);
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VMMDECL(int) PDMIsaSetIrq(PVMCC pVM, uint8_t u8Irq, uint8_t u8Level, uint32_t uTagSrc);
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VMM_INT_DECL(bool) PDMHasIoApic(PVM pVM);
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VMM_INT_DECL(bool) PDMHasApic(PVM pVM);
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VMM_INT_DECL(PPDMDEVINS) PDMDeviceRing0IdxToInstance(PVMCC pVM, uint64_t idxR0Device);
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VMM_INT_DECL(int) PDMIoApicSetIrq(PVM pVM, PCIBDF uBusDevFn, uint8_t u8Irq, uint8_t u8Level, uint32_t uTagSrc);
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VMM_INT_DECL(void) PDMIoApicBroadcastEoi(PVMCC pVM, uint8_t uVector);
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VMM_INT_DECL(void) PDMIoApicSendMsi(PVMCC pVM, PCIBDF uBusDevFn, PCMSIMSG pMsi, uint32_t uTagSrc);
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VMM_INT_DECL(int) PDMVmmDevHeapR3ToGCPhys(PVM pVM, RTR3PTR pv, RTGCPHYS *pGCPhys);
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VMM_INT_DECL(bool) PDMVmmDevHeapIsEnabled(PVM pVM);
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/**
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* Mapping/unmapping callback for an VMMDev heap allocation.
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*
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* @param pVM The cross context VM structure.
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* @param pvAllocation The allocation address (ring-3).
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* @param GCPhysAllocation The guest physical address of the mapping if
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* it's being mapped, NIL_RTGCPHYS if it's being
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* unmapped.
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*/
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typedef DECLCALLBACKTYPE(void, FNPDMVMMDEVHEAPNOTIFY,(PVM pVM, void *pvAllocation, RTGCPHYS GCPhysAllocation));
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/** Pointer (ring-3) to a FNPDMVMMDEVHEAPNOTIFY function. */
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typedef R3PTRTYPE(FNPDMVMMDEVHEAPNOTIFY *) PFNPDMVMMDEVHEAPNOTIFY;
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#if defined(IN_RING3) || defined(DOXYGEN_RUNNING)
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/** @defgroup grp_pdm_r3 The PDM Host Context Ring-3 API
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* @{
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*/
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VMMR3_INT_DECL(int) PDMR3InitUVM(PUVM pUVM);
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VMMR3_INT_DECL(int) PDMR3LdrLoadVMMR0U(PUVM pUVM);
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VMMR3_INT_DECL(int) PDMR3Init(PVM pVM);
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VMMR3_INT_DECL(int) PDMR3InitCompleted(PVM pVM, VMINITCOMPLETED enmWhat);
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VMMR3DECL(void) PDMR3PowerOn(PVM pVM);
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VMMR3_INT_DECL(bool) PDMR3GetResetInfo(PVM pVM, uint32_t fOverride, uint32_t *pfResetFlags);
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VMMR3_INT_DECL(void) PDMR3ResetCpu(PVMCPU pVCpu);
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VMMR3_INT_DECL(void) PDMR3Reset(PVM pVM);
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VMMR3_INT_DECL(void) PDMR3MemSetup(PVM pVM, bool fAtReset);
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VMMR3_INT_DECL(void) PDMR3SoftReset(PVM pVM, uint32_t fResetFlags);
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VMMR3_INT_DECL(void) PDMR3Suspend(PVM pVM);
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VMMR3_INT_DECL(void) PDMR3Resume(PVM pVM);
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VMMR3DECL(void) PDMR3PowerOff(PVM pVM);
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VMMR3_INT_DECL(void) PDMR3Relocate(PVM pVM, RTGCINTPTR offDelta);
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VMMR3_INT_DECL(int) PDMR3Term(PVM pVM);
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VMMR3_INT_DECL(void) PDMR3TermUVM(PUVM pUVM);
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VMMR3_INT_DECL(bool) PDMR3HasLoadedState(PVM pVM);
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/** PDM loader context indicator. */
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typedef enum PDMLDRCTX
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{
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/** Invalid zero value. */
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PDMLDRCTX_INVALID = 0,
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/** Ring-0 context. */
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PDMLDRCTX_RING_0,
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/** Ring-3 context. */
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PDMLDRCTX_RING_3,
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/** Raw-mode context. */
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PDMLDRCTX_RAW_MODE,
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/** End of valid context values. */
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PDMLDRCTX_END,
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/** 32-bit type hack. */
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PDMLDRCTX_32BIT_HACK = 0x7fffffff
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} PDMLDRCTX;
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/**
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* Module enumeration callback function.
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*
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* @returns VBox status.
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* Failure will stop the search and return the return code.
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* Warnings will be ignored and not returned.
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* @param pVM The cross context VM structure.
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* @param pszFilename Module filename.
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* @param pszName Module name. (short and unique)
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* @param ImageBase Address where to executable image is loaded.
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* @param cbImage Size of the executable image.
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* @param enmCtx The context the module is loaded into.
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* @param pvArg User argument.
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*/
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typedef DECLCALLBACKTYPE(int, FNPDMR3ENUM,(PVM pVM, const char *pszFilename, const char *pszName,
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RTUINTPTR ImageBase, size_t cbImage, PDMLDRCTX enmCtx, void *pvArg));
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/** Pointer to a FNPDMR3ENUM() function. */
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typedef FNPDMR3ENUM *PFNPDMR3ENUM;
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VMMR3DECL(int) PDMR3LdrEnumModules(PVM pVM, PFNPDMR3ENUM pfnCallback, void *pvArg);
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VMMR3_INT_DECL(void) PDMR3LdrRelocateU(PUVM pUVM, RTGCINTPTR offDelta);
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VMMR3_INT_DECL(int) PDMR3LdrLoadR0(PUVM pUVM, const char *pszModule, const char *pszSearchPath);
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VMMR3_INT_DECL(int) PDMR3LdrGetSymbolR3(PVM pVM, const char *pszModule, const char *pszSymbol, void **ppvValue);
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VMMR3DECL(int) PDMR3LdrGetSymbolR0(PVM pVM, const char *pszModule, const char *pszSymbol, PRTR0PTR ppvValue);
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VMMR3DECL(int) PDMR3LdrGetSymbolR0Lazy(PVM pVM, const char *pszModule, const char *pszSearchPath, const char *pszSymbol, PRTR0PTR ppvValue);
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VMMR3DECL(int) PDMR3LdrLoadRC(PVM pVM, const char *pszFilename, const char *pszName);
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VMMR3DECL(int) PDMR3LdrGetSymbolRC(PVM pVM, const char *pszModule, const char *pszSymbol, PRTRCPTR pRCPtrValue);
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VMMR3DECL(int) PDMR3LdrGetSymbolRCLazy(PVM pVM, const char *pszModule, const char *pszSearchPath, const char *pszSymbol,
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PRTRCPTR pRCPtrValue);
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VMMR3_INT_DECL(int) PDMR3LdrQueryRCModFromPC(PVM pVM, RTRCPTR uPC,
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char *pszModName, size_t cchModName, PRTRCPTR pMod,
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char *pszNearSym1, size_t cchNearSym1, PRTRCPTR pNearSym1,
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char *pszNearSym2, size_t cchNearSym2, PRTRCPTR pNearSym2);
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VMMR3_INT_DECL(int) PDMR3LdrQueryR0ModFromPC(PVM pVM, RTR0PTR uPC,
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char *pszModName, size_t cchModName, PRTR0PTR pMod,
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char *pszNearSym1, size_t cchNearSym1, PRTR0PTR pNearSym1,
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char *pszNearSym2, size_t cchNearSym2, PRTR0PTR pNearSym2);
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VMMR3_INT_DECL(int) PDMR3LdrGetInterfaceSymbols(PVM pVM, void *pvInterface, size_t cbInterface,
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const char *pszModule, const char *pszSearchPath,
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const char *pszSymPrefix, const char *pszSymList,
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bool fRing0OrRC);
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VMMR3DECL(int) PDMR3QueryDevice(PUVM pUVM, const char *pszDevice, unsigned iInstance, PPPDMIBASE ppBase);
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VMMR3DECL(int) PDMR3QueryDeviceLun(PUVM pUVM, const char *pszDevice, unsigned iInstance, unsigned iLun, PPPDMIBASE ppBase);
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VMMR3DECL(int) PDMR3QueryLun(PUVM pUVM, const char *pszDevice, unsigned iInstance, unsigned iLun, PPPDMIBASE ppBase);
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VMMR3DECL(int) PDMR3QueryDriverOnLun(PUVM pUVM, const char *pszDevice, unsigned iInstance, unsigned iLun,
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const char *pszDriver, PPPDMIBASE ppBase);
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VMMR3DECL(int) PDMR3DeviceAttach(PUVM pUVM, const char *pszDevice, unsigned iInstance, unsigned iLun, uint32_t fFlags,
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PPDMIBASE *ppBase);
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VMMR3DECL(int) PDMR3DeviceDetach(PUVM pUVM, const char *pszDevice, unsigned iInstance, unsigned iLun, uint32_t fFlags);
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VMMR3_INT_DECL(PPDMCRITSECT) PDMR3DevGetCritSect(PVM pVM, PPDMDEVINS pDevIns);
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VMMR3DECL(int) PDMR3DriverAttach(PUVM pUVM, const char *pszDevice, unsigned iDevIns, unsigned iLun, uint32_t fFlags,
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PPPDMIBASE ppBase);
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VMMR3DECL(int) PDMR3DriverDetach(PUVM pUVM, const char *pszDevice, unsigned iDevIns, unsigned iLun,
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const char *pszDriver, unsigned iOccurrence, uint32_t fFlags);
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VMMR3DECL(int) PDMR3DriverReattach(PUVM pVM, const char *pszDevice, unsigned iDevIns, unsigned iLun,
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const char *pszDriver, unsigned iOccurrence, uint32_t fFlags, PCFGMNODE pCfg,
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PPPDMIBASE ppBase);
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VMMR3DECL(void) PDMR3DmaRun(PVM pVM);
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VMMR3_INT_DECL(int) PDMR3VmmDevHeapAlloc(PVM pVM, size_t cbSize, PFNPDMVMMDEVHEAPNOTIFY pfnNotify, RTR3PTR *ppv);
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VMMR3_INT_DECL(int) PDMR3VmmDevHeapFree(PVM pVM, RTR3PTR pv);
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VMMR3_INT_DECL(int) PDMR3TracingConfig(PVM pVM, const char *pszName, size_t cchName, bool fEnable, bool fApply);
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VMMR3_INT_DECL(bool) PDMR3TracingAreAll(PVM pVM, bool fEnabled);
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VMMR3_INT_DECL(int) PDMR3TracingQueryConfig(PVM pVM, char *pszConfig, size_t cbConfig);
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/** @} */
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#endif /* IN_RING3 */
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/** @defgroup grp_pdm_rc The PDM Raw-Mode Context API
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* @{
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*/
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/** @} */
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/** @defgroup grp_pdm_r0 The PDM Ring-0 Context API
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* @{
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*/
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VMMR0_INT_DECL(void) PDMR0Init(void *hMod);
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VMMR0DECL(int) PDMR0DeviceRegisterModule(void *hMod, struct PDMDEVMODREGR0 *pModReg);
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VMMR0DECL(int) PDMR0DeviceDeregisterModule(void *hMod, struct PDMDEVMODREGR0 *pModReg);
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VMMR0_INT_DECL(void) PDMR0InitPerVMData(PGVM pGVM);
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VMMR0_INT_DECL(void) PDMR0CleanupVM(PGVM pGVM);
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/**
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* Request buffer for PDMR0DriverCallReqHandler / VMMR0_DO_PDM_DRIVER_CALL_REQ_HANDLER.
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* @see PDMR0DriverCallReqHandler.
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*/
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typedef struct PDMDRIVERCALLREQHANDLERREQ
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{
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/** The header. */
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SUPVMMR0REQHDR Hdr;
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/** The driver instance. */
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PPDMDRVINSR0 pDrvInsR0;
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/** The operation. */
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uint32_t uOperation;
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/** Explicit alignment padding. */
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uint32_t u32Alignment;
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/** Optional 64-bit integer argument. */
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uint64_t u64Arg;
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} PDMDRIVERCALLREQHANDLERREQ;
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/** Pointer to a PDMR0DriverCallReqHandler / VMMR0_DO_PDM_DRIVER_CALL_REQ_HANDLER
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* request buffer. */
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typedef PDMDRIVERCALLREQHANDLERREQ *PPDMDRIVERCALLREQHANDLERREQ;
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VMMR0_INT_DECL(int) PDMR0DriverCallReqHandler(PGVM pGVM, PPDMDRIVERCALLREQHANDLERREQ pReq);
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/**
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* Request buffer for PDMR0DeviceCreateReqHandler / VMMR0_DO_PDM_DEVICE_CREATE.
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* @see PDMR0DeviceCreateReqHandler.
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*/
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typedef struct PDMDEVICECREATEREQ
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{
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/** The header. */
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SUPVMMR0REQHDR Hdr;
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/** Out: Where to return the address of the ring-3 device instance. */
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PPDMDEVINSR3 pDevInsR3;
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/** Copy of PDMDEVREGR3::fFlags for matching with PDMDEVREGR0::fFlags. */
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uint32_t fFlags;
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/** Copy of PDMDEVREGR3::fClass for matching with PDMDEVREGR0::fFlags. */
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uint32_t fClass;
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/** Copy of PDMDEVREGR3::cMaxInstances for matching with
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* PDMDEVREGR0::cMaxInstances. */
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uint32_t cMaxInstances;
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/** Copy of PDMDEVREGR3::uSharedVersion for matching with
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* PDMDEVREGR0::uSharedVersion. */
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uint32_t uSharedVersion;
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/** Copy of PDMDEVREGR3::cbInstanceShared for matching with
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* PDMDEVREGR0::cbInstanceShared. */
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uint32_t cbInstanceShared;
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/** Copy of PDMDEVREGR3::cbInstanceCC. */
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uint32_t cbInstanceR3;
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/** Copy of PDMDEVREGR3::cbInstanceRC for matching with
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* PDMDEVREGR0::cbInstanceRC. */
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uint32_t cbInstanceRC;
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/** Copy of PDMDEVREGR3::cMaxPciDevices for matching with
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* PDMDEVREGR0::cMaxPciDevices. */
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uint16_t cMaxPciDevices;
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/** Copy of PDMDEVREGR3::cMaxMsixVectors for matching with
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* PDMDEVREGR0::cMaxMsixVectors. */
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uint16_t cMaxMsixVectors;
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/** The device instance ordinal. */
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uint32_t iInstance;
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/** Set if the raw-mode component is desired. */
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bool fRCEnabled;
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/** Explicit padding. */
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bool afReserved[3];
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/** DBGF tracer event source handle if configured. */
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DBGFTRACEREVTSRC hDbgfTracerEvtSrc;
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/** In: Device name. */
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char szDevName[32];
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/** In: The module name (no path). */
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char szModName[32];
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} PDMDEVICECREATEREQ;
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/** Pointer to a PDMR0DeviceCreate / VMMR0_DO_PDM_DEVICE_CREATE request buffer. */
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typedef PDMDEVICECREATEREQ *PPDMDEVICECREATEREQ;
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VMMR0_INT_DECL(int) PDMR0DeviceCreateReqHandler(PGVM pGVM, PPDMDEVICECREATEREQ pReq);
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/**
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* The ring-0 device call to make.
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*/
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typedef enum PDMDEVICEGENCALL
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{
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PDMDEVICEGENCALL_INVALID = 0,
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PDMDEVICEGENCALL_CONSTRUCT,
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PDMDEVICEGENCALL_DESTRUCT,
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PDMDEVICEGENCALL_REQUEST,
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PDMDEVICEGENCALL_END,
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PDMDEVICEGENCALL_32BIT_HACK = 0x7fffffff
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} PDMDEVICEGENCALL;
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/**
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* Request buffer for PDMR0DeviceGenCallReqHandler / VMMR0_DO_PDM_DEVICE_GEN_CALL.
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* @see PDMR0DeviceGenCallReqHandler.
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*/
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typedef struct PDMDEVICEGENCALLREQ
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{
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/** The header. */
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SUPVMMR0REQHDR Hdr;
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/** The ring-3 device instance. */
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PPDMDEVINSR3 pDevInsR3;
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/** The ring-0 device handle. */
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uint32_t idxR0Device;
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/** The call to make. */
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PDMDEVICEGENCALL enmCall;
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union
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{
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/** PDMDEVICEGENCALL_REQUEST: */
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struct
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{
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/** The request argument. */
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uint64_t uArg;
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/** The request number. */
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uint32_t uReq;
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} Req;
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/** Size padding. */
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uint64_t au64[3];
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} Params;
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} PDMDEVICEGENCALLREQ;
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/** Pointer to a PDMR0DeviceGenCallReqHandler / VMMR0_DO_PDM_DEVICE_GEN_CALL request buffer. */
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typedef PDMDEVICEGENCALLREQ *PPDMDEVICEGENCALLREQ;
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VMMR0_INT_DECL(int) PDMR0DeviceGenCallReqHandler(PGVM pGVM, PPDMDEVICEGENCALLREQ pReq, VMCPUID idCpu);
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/**
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* Request buffer for PDMR0DeviceCompatSetCritSectReqHandler / VMMR0_DO_PDM_DEVICE_COMPAT_SET_CRITSECT
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* @see PDMR0DeviceCompatSetCritSectReqHandler.
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*/
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typedef struct PDMDEVICECOMPATSETCRITSECTREQ
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{
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/** The header. */
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SUPVMMR0REQHDR Hdr;
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/** The ring-3 device instance. */
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PPDMDEVINSR3 pDevInsR3;
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/** The ring-0 device handle. */
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uint32_t idxR0Device;
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/** The critical section address (ring-3). */
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R3PTRTYPE(PPDMCRITSECT) pCritSectR3;
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} PDMDEVICECOMPATSETCRITSECTREQ;
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/** Pointer to a PDMR0DeviceGenCallReqHandler / VMMR0_DO_PDM_DEVICE_GEN_CALL request buffer. */
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typedef PDMDEVICECOMPATSETCRITSECTREQ *PPDMDEVICECOMPATSETCRITSECTREQ;
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VMMR0_INT_DECL(int) PDMR0DeviceCompatSetCritSectReqHandler(PGVM pGVM, PPDMDEVICECOMPATSETCRITSECTREQ pReq);
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/**
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* Request buffer for PDMR0QueueCreateReqHandler / VMMR0_DO_PDM_QUEUE_CREATE.
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* @see PDMR0QueueCreateReqHandler.
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*/
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typedef struct PDMQUEUECREATEREQ
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{
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/** The header. */
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SUPVMMR0REQHDR Hdr;
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/** Number of queue items. */
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uint32_t cItems;
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/** Queue item size. */
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uint32_t cbItem;
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/** Owner type (PDMQUEUETYPE). */
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uint32_t enmType;
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/** The ring-3 owner pointer. */
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RTR3PTR pvOwner;
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/** The ring-3 callback function address. */
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RTR3PTR pfnCallback;
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/** The queue name. */
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char szName[40];
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/** Output: The queue handle. */
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PDMQUEUEHANDLE hQueue;
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} PDMQUEUECREATEREQ;
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/** Pointer to a PDMR0QueueCreateReqHandler / VMMR0_DO_PDM_QUEUE_CREATE request buffer. */
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typedef PDMQUEUECREATEREQ *PPDMQUEUECREATEREQ;
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VMMR0_INT_DECL(int) PDMR0QueueCreateReqHandler(PGVM pGVM, PPDMQUEUECREATEREQ pReq);
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/** @} */
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RT_C_DECLS_END
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/** @} */
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#endif /* !VBOX_INCLUDED_vmm_pdmapi_h */
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