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/** @file
* APIC - Advanced Programmable Interrupt Controller.
*/
/*
* Copyright (C) 2006-2023 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_apic_h
#define VBOX_INCLUDED_vmm_apic_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <VBox/types.h>
#include <VBox/apic.h>
struct PDMDEVREGCB;
/** @defgroup grp_apic The local APIC VMM API
* @ingroup grp_vmm
* @{
*/
RT_C_DECLS_BEGIN
#ifdef VBOX_INCLUDED_vmm_pdmdev_h
extern const PDMDEVREG g_DeviceAPIC;
#endif
/* These functions are exported as they are called from external modules (recompiler). */
VMMDECL(void) APICUpdatePendingInterrupts(PVMCPUCC pVCpu);
VMMDECL(int) APICGetTpr(PCVMCPUCC pVCpu, uint8_t *pu8Tpr, bool *pfPending, uint8_t *pu8PendingIntr);
VMMDECL(int) APICSetTpr(PVMCPUCC pVCpu, uint8_t u8Tpr);
/* These functions are VMM internal. */
VMM_INT_DECL(bool) APICIsEnabled(PCVMCPUCC pVCpu);
VMM_INT_DECL(bool) APICGetHighestPendingInterrupt(PVMCPUCC pVCpu, uint8_t *pu8PendingIntr);
VMM_INT_DECL(bool) APICQueueInterruptToService(PVMCPUCC pVCpu, uint8_t u8PendingIntr);
VMM_INT_DECL(void) APICDequeueInterruptFromService(PVMCPUCC pVCpu, uint8_t u8PendingIntr);
VMM_INT_DECL(VBOXSTRICTRC) APICReadMsr(PVMCPUCC pVCpu, uint32_t u32Reg, uint64_t *pu64Value);
VMM_INT_DECL(VBOXSTRICTRC) APICWriteMsr(PVMCPUCC pVCpu, uint32_t u32Reg, uint64_t u64Value);
VMM_INT_DECL(int) APICGetTimerFreq(PVMCC pVM, uint64_t *pu64Value);
VMM_INT_DECL(VBOXSTRICTRC) APICLocalInterrupt(PVMCPUCC pVCpu, uint8_t u8Pin, uint8_t u8Level, int rcRZ);
VMM_INT_DECL(uint64_t) APICGetBaseMsrNoCheck(PCVMCPUCC pVCpu);
VMM_INT_DECL(VBOXSTRICTRC) APICGetBaseMsr(PVMCPUCC pVCpu, uint64_t *pu64Value);
VMM_INT_DECL(int) APICSetBaseMsr(PVMCPUCC pVCpu, uint64_t u64BaseMsr);
VMM_INT_DECL(int) APICGetInterrupt(PVMCPUCC pVCpu, uint8_t *pu8Vector, uint32_t *pu32TagSrc);
VMM_INT_DECL(int) APICBusDeliver(PVMCC pVM, uint8_t uDest, uint8_t uDestMode, uint8_t uDeliveryMode, uint8_t uVector,
uint8_t uPolarity, uint8_t uTriggerMode, uint32_t uTagSrc);
VMM_INT_DECL(int) APICGetApicPageForCpu(PCVMCPUCC pVCpu, PRTHCPHYS pHCPhys, PRTR0PTR pR0Ptr, PRTR3PTR pR3Ptr);
/** @name Hyper-V interface (Ring-3 and all-context API).
* @{ */
#ifdef IN_RING3
VMMR3_INT_DECL(void) APICR3HvSetCompatMode(PVM pVM, bool fHyperVCompatMode);
#endif
VMM_INT_DECL(void) APICHvSendInterrupt(PVMCPUCC pVCpu, uint8_t uVector, bool fAutoEoi, XAPICTRIGGERMODE enmTriggerMode);
VMM_INT_DECL(VBOXSTRICTRC) APICHvSetTpr(PVMCPUCC pVCpu, uint8_t uTpr);
VMM_INT_DECL(uint8_t) APICHvGetTpr(PVMCPUCC pVCpu);
VMM_INT_DECL(VBOXSTRICTRC) APICHvSetIcr(PVMCPUCC pVCpu, uint64_t uIcr);
VMM_INT_DECL(uint64_t) APICHvGetIcr(PVMCPUCC pVCpu);
VMM_INT_DECL(VBOXSTRICTRC) APICHvSetEoi(PVMCPUCC pVCpu, uint32_t uEoi);
/** @} */
#ifdef IN_RING3
/** @defgroup grp_apic_r3 The APIC Host Context Ring-3 API
* @{
*/
VMMR3_INT_DECL(int) APICR3RegisterDevice(struct PDMDEVREGCB *pCallbacks);
VMMR3_INT_DECL(void) APICR3InitIpi(PVMCPU pVCpu);
VMMR3_INT_DECL(void) APICR3HvEnable(PVM pVM);
/** @} */
#endif /* IN_RING3 */
RT_C_DECLS_END
/** @} */
#endif /* !VBOX_INCLUDED_vmm_apic_h */
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