/* $Id: PDMGCDevice.cpp 12984 2008-10-04 23:20:58Z vboxsync $ */ /** @file * PDM - Pluggable Device and Driver Manager, GC Device parts. */ /* * Copyright (C) 2006-2007 Sun Microsystems, Inc. * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa * Clara, CA 95054 USA or visit http://www.sun.com if you need * additional information or have any questions. */ /******************************************************************************* * Header Files * *******************************************************************************/ #define LOG_GROUP LOG_GROUP_PDM_DEVICE #include "PDMInternal.h" #include #include #include #include #include #include #include #include #include #include /******************************************************************************* * Global Variables * *******************************************************************************/ __BEGIN_DECLS extern DECLEXPORT(const PDMDEVHLPRC) g_pdmRCDevHlp; extern DECLEXPORT(const PDMPICHLPRC) g_pdmRCPicHlp; extern DECLEXPORT(const PDMAPICHLPRC) g_pdmRCApicHlp; extern DECLEXPORT(const PDMIOAPICHLPRC) g_pdmRCIoApicHlp; extern DECLEXPORT(const PDMPCIHLPRC) g_pdmRCPciHlp; __END_DECLS /******************************************************************************* * Internal Functions * *******************************************************************************/ /** @name GC Device Helpers * @{ */ static DECLCALLBACK(void) pdmGCDevHlp_PCISetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel); static DECLCALLBACK(void) pdmGCDevHlp_ISASetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel); static DECLCALLBACK(void) pdmGCDevHlp_PhysRead(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead); static DECLCALLBACK(void) pdmGCDevHlp_PhysWrite(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite); static DECLCALLBACK(bool) pdmGCDevHlp_A20IsEnabled(PPDMDEVINS pDevIns); static DECLCALLBACK(int) pdmGCDevHlp_VMSetError(PPDMDEVINS pDevIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, ...); static DECLCALLBACK(int) pdmGCDevHlp_VMSetErrorV(PPDMDEVINS pDevIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va); static DECLCALLBACK(int) pdmGCDevHlp_VMSetRuntimeError(PPDMDEVINS pDevIns, bool fFatal, const char *pszErrorID, const char *pszFormat, ...); static DECLCALLBACK(int) pdmGCDevHlp_VMSetRuntimeErrorV(PPDMDEVINS pDevIns, bool fFatal, const char *pszErrorID, const char *pszFormat, va_list va); static DECLCALLBACK(int) pdmGCDevHlp_PATMSetMMIOPatchInfo(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPTR pCachedData); /** @} */ /** @name PIC GC Helpers * @{ */ static DECLCALLBACK(void) pdmRCPicHlp_SetInterruptFF(PPDMDEVINS pDevIns); static DECLCALLBACK(void) pdmRCPicHlp_ClearInterruptFF(PPDMDEVINS pDevIns); static DECLCALLBACK(int) pdmRCPicHlp_Lock(PPDMDEVINS pDevIns, int rc); static DECLCALLBACK(void) pdmRCPicHlp_Unlock(PPDMDEVINS pDevIns); /** @} */ /** @name APIC RC Helpers * @{ */ static DECLCALLBACK(void) pdmRCApicHlp_SetInterruptFF(PPDMDEVINS pDevIns, VMCPUID idCpu); static DECLCALLBACK(void) pdmRCApicHlp_ClearInterruptFF(PPDMDEVINS pDevIns, VMCPUID idCpu); static DECLCALLBACK(void) pdmRCApicHlp_ChangeFeature(PPDMDEVINS pDevIns, PDMAPICVERSION enmVersion); static DECLCALLBACK(int) pdmRCApicHlp_Lock(PPDMDEVINS pDevIns, int rc); static DECLCALLBACK(void) pdmRCApicHlp_Unlock(PPDMDEVINS pDevIns); static DECLCALLBACK(VMCPUID) pdmRCApicHlp_GetCpuId(PPDMDEVINS pDevIns); /** @} */ /** @name I/O APIC RC Helpers * @{ */ static DECLCALLBACK(void) pdmRCIoApicHlp_ApicBusDeliver(PPDMDEVINS pDevIns, uint8_t u8Dest, uint8_t u8DestMode, uint8_t u8DeliveryMode, uint8_t iVector, uint8_t u8Polarity, uint8_t u8TriggerMode); static DECLCALLBACK(int) pdmRCIoApicHlp_Lock(PPDMDEVINS pDevIns, int rc); static DECLCALLBACK(void) pdmRCIoApicHlp_Unlock(PPDMDEVINS pDevIns); /** @} */ /** @name PCI Bus RC Helpers * @{ */ static DECLCALLBACK(void) pdmRCPciHlp_IsaSetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel); static DECLCALLBACK(void) pdmRCPciHlp_IoApicSetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel); static DECLCALLBACK(int) pdmRCPciHlp_Lock(PPDMDEVINS pDevIns, int rc); static DECLCALLBACK(void) pdmRCPciHlp_Unlock(PPDMDEVINS pDevIns); /** @} */ static void pdmGCIsaSetIrq(PVM pVM, int iIrq, int iLevel); static void pdmGCIoApicSetIrq(PVM pVM, int iIrq, int iLevel); /** * The Guest Context Device Helper Callbacks. */ extern DECLEXPORT(const PDMDEVHLPRC) g_pdmRCDevHlp = { PDM_DEVHLPRC_VERSION, pdmGCDevHlp_PCISetIrq, pdmGCDevHlp_ISASetIrq, pdmGCDevHlp_PhysRead, pdmGCDevHlp_PhysWrite, pdmGCDevHlp_A20IsEnabled, pdmGCDevHlp_VMSetError, pdmGCDevHlp_VMSetErrorV, pdmGCDevHlp_VMSetRuntimeError, pdmGCDevHlp_VMSetRuntimeErrorV, pdmGCDevHlp_PATMSetMMIOPatchInfo, PDM_DEVHLPRC_VERSION }; /** * The Raw-Mode Context PIC Helper Callbacks. */ extern DECLEXPORT(const PDMPICHLPRC) g_pdmRCPicHlp = { PDM_PICHLPRC_VERSION, pdmRCPicHlp_SetInterruptFF, pdmRCPicHlp_ClearInterruptFF, pdmRCPicHlp_Lock, pdmRCPicHlp_Unlock, PDM_PICHLPRC_VERSION }; /** * The Raw-Mode Context APIC Helper Callbacks. */ extern DECLEXPORT(const PDMAPICHLPRC) g_pdmRCApicHlp = { PDM_APICHLPRC_VERSION, pdmRCApicHlp_SetInterruptFF, pdmRCApicHlp_ClearInterruptFF, pdmRCApicHlp_ChangeFeature, pdmRCApicHlp_Lock, pdmRCApicHlp_Unlock, pdmRCApicHlp_GetCpuId, PDM_APICHLPRC_VERSION }; /** * The Raw-Mode Context I/O APIC Helper Callbacks. */ extern DECLEXPORT(const PDMIOAPICHLPRC) g_pdmRCIoApicHlp = { PDM_IOAPICHLPRC_VERSION, pdmRCIoApicHlp_ApicBusDeliver, pdmRCIoApicHlp_Lock, pdmRCIoApicHlp_Unlock, PDM_IOAPICHLPRC_VERSION }; /** * The Raw-Mode Context PCI Bus Helper Callbacks. */ extern DECLEXPORT(const PDMPCIHLPRC) g_pdmRCPciHlp = { PDM_PCIHLPRC_VERSION, pdmRCPciHlp_IsaSetIrq, pdmRCPciHlp_IoApicSetIrq, pdmRCPciHlp_Lock, pdmRCPciHlp_Unlock, PDM_PCIHLPRC_VERSION, /* the end */ }; /** @copydoc PDMDEVHLPRC::pfnPCISetIrq */ static DECLCALLBACK(void) pdmGCDevHlp_PCISetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel) { PDMDEV_ASSERT_DEVINS(pDevIns); LogFlow(("pdmGCDevHlp_PCISetIrq: caller=%p/%d: iIrq=%d iLevel=%d\n", pDevIns, pDevIns->iInstance, iIrq, iLevel)); PVM pVM = pDevIns->Internal.s.pVMRC; PPCIDEVICE pPciDev = pDevIns->Internal.s.pPciDeviceRC; PPDMPCIBUS pPciBus = pDevIns->Internal.s.pPciBusRC; if ( pPciDev && pPciBus && pPciBus->pDevInsRC) { pdmLock(pVM); pPciBus->pfnSetIrqRC(pPciBus->pDevInsRC, pPciDev, iIrq, iLevel); pdmUnlock(pVM); } else { /* queue for ring-3 execution. */ PPDMDEVHLPTASK pTask = (PPDMDEVHLPTASK)PDMQueueAlloc(pVM->pdm.s.pDevHlpQueueRC); if (pTask) { pTask->enmOp = PDMDEVHLPTASKOP_PCI_SET_IRQ; pTask->pDevInsR3 = PDMDEVINS_2_R3PTR(pDevIns); pTask->u.SetIRQ.iIrq = iIrq; pTask->u.SetIRQ.iLevel = iLevel; PDMQueueInsertEx(pVM->pdm.s.pDevHlpQueueRC, &pTask->Core, 0); } else AssertMsgFailed(("We're out of devhlp queue items!!!\n")); } LogFlow(("pdmGCDevHlp_PCISetIrq: caller=%p/%d: returns void\n", pDevIns, pDevIns->iInstance)); } /** @copydoc PDMDEVHLPRC::pfnPCISetIrq */ static DECLCALLBACK(void) pdmGCDevHlp_ISASetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel) { PDMDEV_ASSERT_DEVINS(pDevIns); LogFlow(("pdmGCDevHlp_ISASetIrq: caller=%p/%d: iIrq=%d iLevel=%d\n", pDevIns, pDevIns->iInstance, iIrq, iLevel)); pdmGCIsaSetIrq(pDevIns->Internal.s.pVMRC, iIrq, iLevel); LogFlow(("pdmGCDevHlp_ISASetIrq: caller=%p/%d: returns void\n", pDevIns, pDevIns->iInstance)); } /** @copydoc PDMDEVHLPRC::pfnPhysRead */ static DECLCALLBACK(void) pdmGCDevHlp_PhysRead(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead) { PDMDEV_ASSERT_DEVINS(pDevIns); LogFlow(("pdmGCDevHlp_PhysRead: caller=%p/%d: GCPhys=%VGp pvBuf=%p cbRead=%#x\n", pDevIns, pDevIns->iInstance, GCPhys, pvBuf, cbRead)); PGMPhysRead(pDevIns->Internal.s.pVMRC, GCPhys, pvBuf, cbRead); Log(("pdmGCDevHlp_PhysRead: caller=%p/%d: returns void\n", pDevIns, pDevIns->iInstance)); } /** @copydoc PDMDEVHLPRC::pfnPhysWrite */ static DECLCALLBACK(void) pdmGCDevHlp_PhysWrite(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite) { PDMDEV_ASSERT_DEVINS(pDevIns); LogFlow(("pdmGCDevHlp_PhysWrite: caller=%p/%d: GCPhys=%VGp pvBuf=%p cbWrite=%#x\n", pDevIns, pDevIns->iInstance, GCPhys, pvBuf, cbWrite)); PGMPhysWrite(pDevIns->Internal.s.pVMRC, GCPhys, pvBuf, cbWrite); Log(("pdmGCDevHlp_PhysWrite: caller=%p/%d: returns void\n", pDevIns, pDevIns->iInstance)); } /** @copydoc PDMDEVHLPRC::pfnA20IsEnabled */ static DECLCALLBACK(bool) pdmGCDevHlp_A20IsEnabled(PPDMDEVINS pDevIns) { PDMDEV_ASSERT_DEVINS(pDevIns); LogFlow(("pdmGCDevHlp_A20IsEnabled: caller=%p/%d:\n", pDevIns, pDevIns->iInstance)); bool fEnabled = PGMPhysIsA20Enabled(pDevIns->Internal.s.pVMRC); Log(("pdmGCDevHlp_A20IsEnabled: caller=%p/%d: returns %RTbool\n", pDevIns, pDevIns->iInstance, fEnabled)); return fEnabled; } /** @copydoc PDMDEVHLPRC::pfnVMSetError */ static DECLCALLBACK(int) pdmGCDevHlp_VMSetError(PPDMDEVINS pDevIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, ...) { PDMDEV_ASSERT_DEVINS(pDevIns); va_list args; va_start(args, pszFormat); int rc2 = VMSetErrorV(pDevIns->Internal.s.pVMRC, rc, RT_SRC_POS_ARGS, pszFormat, args); Assert(rc2 == rc); NOREF(rc2); va_end(args); return rc; } /** @copydoc PDMDEVHLPRC::pfnVMSetErrorV */ static DECLCALLBACK(int) pdmGCDevHlp_VMSetErrorV(PPDMDEVINS pDevIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va) { PDMDEV_ASSERT_DEVINS(pDevIns); int rc2 = VMSetErrorV(pDevIns->Internal.s.pVMRC, rc, RT_SRC_POS_ARGS, pszFormat, va); Assert(rc2 == rc); NOREF(rc2); return rc; } /** @copydoc PDMDEVHLPRC::pfnVMSetRuntimeError */ static DECLCALLBACK(int) pdmGCDevHlp_VMSetRuntimeError(PPDMDEVINS pDevIns, bool fFatal, const char *pszErrorID, const char *pszFormat, ...) { PDMDEV_ASSERT_DEVINS(pDevIns); va_list args; va_start(args, pszFormat); int rc = VMSetRuntimeErrorV(pDevIns->Internal.s.pVMRC, fFatal, pszErrorID, pszFormat, args); va_end(args); return rc; } /** @copydoc PDMDEVHLPRC::pfnVMSetErrorV */ static DECLCALLBACK(int) pdmGCDevHlp_VMSetRuntimeErrorV(PPDMDEVINS pDevIns, bool fFatal, const char *pszErrorID, const char *pszFormat, va_list va) { PDMDEV_ASSERT_DEVINS(pDevIns); int rc = VMSetRuntimeErrorV(pDevIns->Internal.s.pVMRC, fFatal, pszErrorID, pszFormat, va); return rc; } /** @copydoc PDMDEVHLPRC::pfnPATMSetMMIOPatchInfo */ static DECLCALLBACK(int) pdmGCDevHlp_PATMSetMMIOPatchInfo(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPTR pCachedData) { PDMDEV_ASSERT_DEVINS(pDevIns); LogFlow(("pdmGCDevHlp_PATMSetMMIOPatchInfo: caller=%p/%d:\n", pDevIns, pDevIns->iInstance)); return PATMSetMMIOPatchInfo(pDevIns->Internal.s.pVMRC, GCPhys, (RTRCPTR)pCachedData); } /** @copydoc PDMPICHLPGC::pfnSetInterruptFF */ static DECLCALLBACK(void) pdmRCPicHlp_SetInterruptFF(PPDMDEVINS pDevIns) { PDMDEV_ASSERT_DEVINS(pDevIns); LogFlow(("pdmRCPicHlp_SetInterruptFF: caller=%p/%d: VM_FF_INTERRUPT_PIC %d -> 1\n", pDevIns, pDevIns->iInstance, VMCPU_FF_ISSET(pDevIns->Internal.s.pVMRC, 0, VM_FF_INTERRUPT_PIC))); /* for PIC we always deliver to CPU 0, MP use APIC */ VMCPU_FF_SET(pDevIns->Internal.s.pVMRC, 0, VM_FF_INTERRUPT_PIC); } /** @copydoc PDMPICHLPGC::pfnClearInterruptFF */ static DECLCALLBACK(void) pdmRCPicHlp_ClearInterruptFF(PPDMDEVINS pDevIns) { PDMDEV_ASSERT_DEVINS(pDevIns); LogFlow(("pdmRCPicHlp_ClearInterruptFF: caller=%p/%d: VM_FF_INTERRUPT_PIC %d -> 0\n", pDevIns, pDevIns->iInstance, VMCPU_FF_ISSET(pDevIns->Internal.s.pVMRC, 0, VM_FF_INTERRUPT_PIC))); /* for PIC we always deliver to CPU 0, MP use APIC */ VMCPU_FF_CLEAR(pDevIns->Internal.s.pVMRC, 0, VM_FF_INTERRUPT_PIC); } /** @copydoc PDMPICHLPGC::pfnLock */ static DECLCALLBACK(int) pdmRCPicHlp_Lock(PPDMDEVINS pDevIns, int rc) { PDMDEV_ASSERT_DEVINS(pDevIns); return pdmLockEx(pDevIns->Internal.s.pVMRC, rc); } /** @copydoc PDMPICHLPGC::pfnUnlock */ static DECLCALLBACK(void) pdmRCPicHlp_Unlock(PPDMDEVINS pDevIns) { PDMDEV_ASSERT_DEVINS(pDevIns); pdmUnlock(pDevIns->Internal.s.pVMRC); } /** @copydoc PDMAPICHLPRC::pfnSetInterruptFF */ static DECLCALLBACK(void) pdmRCApicHlp_SetInterruptFF(PPDMDEVINS pDevIns, VMCPUID idCpu) { PDMDEV_ASSERT_DEVINS(pDevIns); LogFlow(("pdmRCApicHlp_SetInterruptFF: caller=%p/%d: VM_FF_INTERRUPT %d -> 1\n", pDevIns, pDevIns->iInstance, VMCPU_FF_ISSET(pDevIns->Internal.s.pVMRC, idCpu, VM_FF_INTERRUPT_APIC))); VMCPU_FF_SET(pDevIns->Internal.s.pVMRC, idCpu, VM_FF_INTERRUPT_APIC); } /** @copydoc PDMAPICHLPRC::pfnClearInterruptFF */ static DECLCALLBACK(void) pdmRCApicHlp_ClearInterruptFF(PPDMDEVINS pDevIns, VMCPUID idCpu) { PDMDEV_ASSERT_DEVINS(pDevIns); LogFlow(("pdmRCApicHlp_ClearInterruptFF: caller=%p/%d: VM_FF_INTERRUPT %d -> 0\n", pDevIns, pDevIns->iInstance, VMCPU_FF_ISSET(pDevIns->Internal.s.pVMRC, idCpu, VM_FF_INTERRUPT_APIC))); VMCPU_FF_CLEAR(pDevIns->Internal.s.pVMRC, idCpu, VM_FF_INTERRUPT_APIC); } /** @copydoc PDMAPICHLPRC::pfnChangeFeature */ static DECLCALLBACK(void) pdmRCApicHlp_ChangeFeature(PPDMDEVINS pDevIns, PDMAPICVERSION enmVersion) { PDMDEV_ASSERT_DEVINS(pDevIns); LogFlow(("pdmRCApicHlp_ChangeFeature: caller=%p/%d: version=%d\n", pDevIns, pDevIns->iInstance, (int)enmVersion)); switch (enmVersion) { case PDMAPICVERSION_NONE: CPUMClearGuestCpuIdFeature(pDevIns->Internal.s.pVMRC, CPUMCPUIDFEATURE_APIC); CPUMClearGuestCpuIdFeature(pDevIns->Internal.s.pVMRC, CPUMCPUIDFEATURE_X2APIC); break; case PDMAPICVERSION_APIC: CPUMSetGuestCpuIdFeature(pDevIns->Internal.s.pVMRC, CPUMCPUIDFEATURE_APIC); CPUMClearGuestCpuIdFeature(pDevIns->Internal.s.pVMRC, CPUMCPUIDFEATURE_X2APIC); break; case PDMAPICVERSION_X2APIC: CPUMSetGuestCpuIdFeature(pDevIns->Internal.s.pVMRC, CPUMCPUIDFEATURE_X2APIC); CPUMSetGuestCpuIdFeature(pDevIns->Internal.s.pVMRC, CPUMCPUIDFEATURE_APIC); break; default: AssertMsgFailed(("Unknown APIC version: %d\n", (int)enmVersion)); } } /** @copydoc PDMAPICHLPRC::pfnLock */ static DECLCALLBACK(int) pdmRCApicHlp_Lock(PPDMDEVINS pDevIns, int rc) { PDMDEV_ASSERT_DEVINS(pDevIns); return pdmLockEx(pDevIns->Internal.s.pVMRC, rc); } /** @copydoc PDMAPICHLPRC::pfnUnlock */ static DECLCALLBACK(void) pdmRCApicHlp_Unlock(PPDMDEVINS pDevIns) { PDMDEV_ASSERT_DEVINS(pDevIns); pdmUnlock(pDevIns->Internal.s.pVMRC); } /** @copydoc PDMAPICHLPRC::pfnGetCpuId */ static DECLCALLBACK(VMCPUID) pdmRCApicHlp_GetCpuId(PPDMDEVINS pDevIns) { PDMDEV_ASSERT_DEVINS(pDevIns); return VMMGetCpuId(pDevIns->Internal.s.pVMRC); } /** @copydoc PDMIOAPICHLPRC::pfnApicBusDeliver */ static DECLCALLBACK(void) pdmRCIoApicHlp_ApicBusDeliver(PPDMDEVINS pDevIns, uint8_t u8Dest, uint8_t u8DestMode, uint8_t u8DeliveryMode, uint8_t iVector, uint8_t u8Polarity, uint8_t u8TriggerMode) { PDMDEV_ASSERT_DEVINS(pDevIns); PVM pVM = pDevIns->Internal.s.pVMRC; LogFlow(("pdmRCIoApicHlp_ApicBusDeliver: caller=%p/%d: u8Dest=%RX8 u8DestMode=%RX8 u8DeliveryMode=%RX8 iVector=%RX8 u8Polarity=%RX8 u8TriggerMode=%RX8\n", pDevIns, pDevIns->iInstance, u8Dest, u8DestMode, u8DeliveryMode, iVector, u8Polarity, u8TriggerMode)); if (pVM->pdm.s.Apic.pfnBusDeliverRC) pVM->pdm.s.Apic.pfnBusDeliverRC(pVM->pdm.s.Apic.pDevInsRC, u8Dest, u8DestMode, u8DeliveryMode, iVector, u8Polarity, u8TriggerMode); } /** @copydoc PDMIOAPICHLPRC::pfnLock */ static DECLCALLBACK(int) pdmRCIoApicHlp_Lock(PPDMDEVINS pDevIns, int rc) { PDMDEV_ASSERT_DEVINS(pDevIns); return pdmLockEx(pDevIns->Internal.s.pVMRC, rc); } /** @copydoc PDMIOAPICHLPRC::pfnUnlock */ static DECLCALLBACK(void) pdmRCIoApicHlp_Unlock(PPDMDEVINS pDevIns) { PDMDEV_ASSERT_DEVINS(pDevIns); pdmUnlock(pDevIns->Internal.s.pVMRC); } /** @copydoc PDMPCIHLPRC::pfnIsaSetIrq */ static DECLCALLBACK(void) pdmRCPciHlp_IsaSetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel) { PDMDEV_ASSERT_DEVINS(pDevIns); Log4(("pdmRCPciHlp_IsaSetIrq: iIrq=%d iLevel=%d\n", iIrq, iLevel)); pdmGCIsaSetIrq(pDevIns->Internal.s.pVMRC, iIrq, iLevel); } /** @copydoc PDMPCIHLPRC::pfnIoApicSetIrq */ static DECLCALLBACK(void) pdmRCPciHlp_IoApicSetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel) { PDMDEV_ASSERT_DEVINS(pDevIns); Log4(("pdmRCPciHlp_IsaSetIrq: iIrq=%d iLevel=%d\n", iIrq, iLevel)); pdmGCIoApicSetIrq(pDevIns->Internal.s.pVMRC, iIrq, iLevel); } /** @copydoc PDMPCIHLPRC::pfnLock */ static DECLCALLBACK(int) pdmRCPciHlp_Lock(PPDMDEVINS pDevIns, int rc) { PDMDEV_ASSERT_DEVINS(pDevIns); return pdmLockEx(pDevIns->Internal.s.pVMRC, rc); } /** @copydoc PDMPCIHLPRC::pfnUnlock */ static DECLCALLBACK(void) pdmRCPciHlp_Unlock(PPDMDEVINS pDevIns) { PDMDEV_ASSERT_DEVINS(pDevIns); pdmUnlock(pDevIns->Internal.s.pVMRC); } /** * Sets an irq on the I/O APIC. * * @param pVM The VM handle. * @param iIrq The irq. * @param iLevel The new level. */ static void pdmGCIsaSetIrq(PVM pVM, int iIrq, int iLevel) { if ( ( pVM->pdm.s.IoApic.pDevInsRC || !pVM->pdm.s.IoApic.pDevInsR3) && ( pVM->pdm.s.Pic.pDevInsRC || !pVM->pdm.s.Pic.pDevInsR3)) { pdmLock(pVM); if (pVM->pdm.s.Pic.pDevInsRC) pVM->pdm.s.Pic.pfnSetIrqRC(pVM->pdm.s.Pic.pDevInsRC, iIrq, iLevel); if (pVM->pdm.s.IoApic.pDevInsRC) pVM->pdm.s.IoApic.pfnSetIrqRC(pVM->pdm.s.IoApic.pDevInsRC, iIrq, iLevel); pdmUnlock(pVM); } else { /* queue for ring-3 execution. */ PPDMDEVHLPTASK pTask = (PPDMDEVHLPTASK)PDMQueueAlloc(pVM->pdm.s.pDevHlpQueueRC); if (pTask) { pTask->enmOp = PDMDEVHLPTASKOP_ISA_SET_IRQ; pTask->pDevInsR3 = NIL_RTR3PTR; /* not required */ pTask->u.SetIRQ.iIrq = iIrq; pTask->u.SetIRQ.iLevel = iLevel; PDMQueueInsertEx(pVM->pdm.s.pDevHlpQueueRC, &pTask->Core, 0); } else AssertMsgFailed(("We're out of devhlp queue items!!!\n")); } } /** * Sets an irq on the I/O APIC. * * @param pVM The VM handle. * @param iIrq The irq. * @param iLevel The new level. */ static void pdmGCIoApicSetIrq(PVM pVM, int iIrq, int iLevel) { if (pVM->pdm.s.IoApic.pDevInsRC) { pdmLock(pVM); pVM->pdm.s.IoApic.pfnSetIrqRC(pVM->pdm.s.IoApic.pDevInsRC, iIrq, iLevel); pdmUnlock(pVM); } else if (pVM->pdm.s.IoApic.pDevInsR3) { /* queue for ring-3 execution. */ PPDMDEVHLPTASK pTask = (PPDMDEVHLPTASK)PDMQueueAlloc(pVM->pdm.s.pDevHlpQueueRC); if (pTask) { pTask->enmOp = PDMDEVHLPTASKOP_IOAPIC_SET_IRQ; pTask->pDevInsR3 = NIL_RTR3PTR; /* not required */ pTask->u.SetIRQ.iIrq = iIrq; pTask->u.SetIRQ.iLevel = iLevel; PDMQueueInsertEx(pVM->pdm.s.pDevHlpQueueRC, &pTask->Core, 0); } else AssertMsgFailed(("We're out of devhlp queue items!!!\n")); } }