From f215e02bf85f68d3a6106c2a1f4f7f063f819064 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:17:27 +0200 Subject: Adding upstream version 7.0.14-dfsg. Signed-off-by: Daniel Baumann --- src/VBox/VMM/VMMR0/PDMR0DevHlpTracing.cpp | 469 ++++++++++++++++++++++++++++++ 1 file changed, 469 insertions(+) create mode 100644 src/VBox/VMM/VMMR0/PDMR0DevHlpTracing.cpp (limited to 'src/VBox/VMM/VMMR0/PDMR0DevHlpTracing.cpp') diff --git a/src/VBox/VMM/VMMR0/PDMR0DevHlpTracing.cpp b/src/VBox/VMM/VMMR0/PDMR0DevHlpTracing.cpp new file mode 100644 index 00000000..afe3db9f --- /dev/null +++ b/src/VBox/VMM/VMMR0/PDMR0DevHlpTracing.cpp @@ -0,0 +1,469 @@ +/* $Id: PDMR0DevHlpTracing.cpp $ */ +/** @file + * PDM - Pluggable Device and Driver Manager, Device Helper variants when tracing is enabled. + */ + +/* + * Copyright (C) 2020-2023 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 . + * + * SPDX-License-Identifier: GPL-3.0-only + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#define LOG_GROUP LOG_GROUP_PDM_DEVICE +#define PDMPCIDEV_INCLUDE_PRIVATE /* Hack to get pdmpcidevint.h included at the right point. */ +#include "PDMInternal.h" +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +#include "dtrace/VBoxVMM.h" +#include "PDMInline.h" + + +/********************************************************************************************************************************* +* Defined Constants And Macros * +*********************************************************************************************************************************/ +/** @name Ring-0 Device Helpers + * @{ + */ + + +static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_IoPortNewIn(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint32_t *pu32, unsigned cb) +{ + PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser; + + Assert(!pTrack->fMmio); + PGVM pGVM = pDevIns->Internal.s.pGVM; + VBOXSTRICTRC rcStrict = pTrack->u.IoPort.pfnIn(pDevIns, pTrack->pvUser, offPort, pu32, cb); + if (RT_SUCCESS(rcStrict)) + DBGFTracerEvtIoPortRead(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.IoPort.hIoPorts, offPort, pu32, cb); + + return rcStrict; +} + + +static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_IoPortNewInStr(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint8_t *pbDst, + uint32_t *pcTransfers, unsigned cb) +{ + PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser; + + Assert(!pTrack->fMmio); + PGVM pGVM = pDevIns->Internal.s.pGVM; + uint32_t cTransfersReq = *pcTransfers; + VBOXSTRICTRC rcStrict = pTrack->u.IoPort.pfnInStr(pDevIns, pTrack->pvUser, offPort, pbDst, pcTransfers, cb); + if (RT_SUCCESS(rcStrict)) + DBGFTracerEvtIoPortReadStr(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.IoPort.hIoPorts, offPort, pbDst, cb, + cTransfersReq, cTransfersReq - *pcTransfers); + + return rcStrict; +} + + +static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_IoPortNewOut(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint32_t u32, unsigned cb) +{ + PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser; + + Assert(!pTrack->fMmio); + PGVM pGVM = pDevIns->Internal.s.pGVM; + VBOXSTRICTRC rcStrict = pTrack->u.IoPort.pfnOut(pDevIns, pTrack->pvUser, offPort, u32, cb); + if (RT_SUCCESS(rcStrict)) + DBGFTracerEvtIoPortWrite(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.IoPort.hIoPorts, offPort, &u32, cb); + + return rcStrict; +} + + +static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_IoPortNewOutStr(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, const uint8_t *pbSrc, + uint32_t *pcTransfers, unsigned cb) +{ + PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser; + + Assert(!pTrack->fMmio); + PGVM pGVM = pDevIns->Internal.s.pGVM; + uint32_t cTransfersReq = *pcTransfers; + VBOXSTRICTRC rcStrict = pTrack->u.IoPort.pfnOutStr(pDevIns, pTrack->pvUser, offPort, pbSrc, pcTransfers, cb); + if (RT_SUCCESS(rcStrict)) + DBGFTracerEvtIoPortWriteStr(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.IoPort.hIoPorts, offPort, pbSrc, cb, + cTransfersReq, cTransfersReq - *pcTransfers); + + return rcStrict; +} + + +static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_MmioRead(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS off, void *pv, uint32_t cb) +{ + PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser; + + Assert(pTrack->fMmio); + PGVM pGVM = pDevIns->Internal.s.pGVM; + VBOXSTRICTRC rcStrict = pTrack->u.Mmio.pfnRead(pDevIns, pTrack->pvUser, off, pv, cb); + if (RT_SUCCESS(rcStrict)) + DBGFTracerEvtMmioRead(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.Mmio.hMmioRegion, off, pv, cb); + + return rcStrict; +} + + +static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_MmioWrite(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS off, void const *pv, uint32_t cb) +{ + PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser; + + Assert(pTrack->fMmio); + PGVM pGVM = pDevIns->Internal.s.pGVM; + VBOXSTRICTRC rcStrict = pTrack->u.Mmio.pfnWrite(pDevIns, pTrack->pvUser, off, pv, cb); + if (RT_SUCCESS(rcStrict)) + DBGFTracerEvtMmioWrite(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.Mmio.hMmioRegion, off, pv, cb); + + return rcStrict; +} + + +static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_MmioFill(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS off, + uint32_t u32Item, uint32_t cbItem, uint32_t cItems) +{ + PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser; + + Assert(pTrack->fMmio); + PGVM pGVM = pDevIns->Internal.s.pGVM; + VBOXSTRICTRC rcStrict = pTrack->u.Mmio.pfnFill(pDevIns, pTrack->pvUser, off, u32Item, cbItem, cItems); + if (RT_SUCCESS(rcStrict)) + DBGFTracerEvtMmioFill(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.Mmio.hMmioRegion, off, + u32Item, cbItem, cItems); + + return rcStrict; +} + + +/** @interface_method_impl{PDMDEVHLPR0,pfnIoPortSetUpContextEx} */ +DECL_HIDDEN_CALLBACK(int) +pdmR0DevHlpTracing_IoPortSetUpContextEx(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts, + PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn, + PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr, void *pvUser) +{ + PDMDEV_ASSERT_DEVINS(pDevIns); + LogFlow(("pdmR0DevHlp_IoPortSetUpContextEx: caller='%s'/%d: hIoPorts=%#x pfnOut=%p pfnIn=%p pfnOutStr=%p pfnInStr=%p pvUser=%p\n", + pDevIns->pReg->szName, pDevIns->iInstance, hIoPorts, pfnOut, pfnIn, pfnOutStr, pfnInStr, pvUser)); + PGVM pGVM = pDevIns->Internal.s.pGVM; + VM_ASSERT_EMT0_RETURN(pGVM, VERR_VM_THREAD_NOT_EMT); + VM_ASSERT_STATE_RETURN(pGVM, VMSTATE_CREATING, VERR_VM_INVALID_VM_STATE); + + int rc = VINF_SUCCESS; + if (pDevIns->Internal.s.idxDbgfTraceTrackNext < pDevIns->Internal.s.cDbgfTraceTrackMax) + { + PPDMDEVINSDBGFTRACK pTrack = &pDevIns->Internal.s.paDbgfTraceTrack[pDevIns->Internal.s.idxDbgfTraceTrackNext]; + rc = IOMR0IoPortSetUpContext(pGVM, pDevIns, hIoPorts, + pfnOut ? pdmR0DevHlpTracing_IoPortNewOut : NULL, + pfnIn ? pdmR0DevHlpTracing_IoPortNewIn : NULL, + pfnOutStr ? pdmR0DevHlpTracing_IoPortNewOutStr : NULL, + pfnInStr ? pdmR0DevHlpTracing_IoPortNewInStr : NULL, + pTrack); + if (RT_SUCCESS(rc)) + { + pTrack->fMmio = false; + pTrack->pvUser = pvUser; + pTrack->u.IoPort.hIoPorts = hIoPorts; + pTrack->u.IoPort.pfnOut = pfnOut; + pTrack->u.IoPort.pfnIn = pfnIn; + pTrack->u.IoPort.pfnOutStr = pfnOutStr; + pTrack->u.IoPort.pfnInStr = pfnInStr; + pDevIns->Internal.s.idxDbgfTraceTrackNext++; + } + } + else + rc = VERR_OUT_OF_RESOURCES; + + LogFlow(("pdmR0DevHlp_IoPortSetUpContextEx: caller='%s'/%d: returns %Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc)); + return rc; +} + + +/** @interface_method_impl{PDMDEVHLPR0,pfnMmioSetUpContextEx} */ +DECL_HIDDEN_CALLBACK(int) +pdmR0DevHlpTracing_MmioSetUpContextEx(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, PFNIOMMMIONEWWRITE pfnWrite, + PFNIOMMMIONEWREAD pfnRead, PFNIOMMMIONEWFILL pfnFill, void *pvUser) +{ + PDMDEV_ASSERT_DEVINS(pDevIns); + LogFlow(("pdmR0DevHlp_MmioSetUpContextEx: caller='%s'/%d: hRegion=%#x pfnWrite=%p pfnRead=%p pfnFill=%p pvUser=%p\n", + pDevIns->pReg->szName, pDevIns->iInstance, hRegion, pfnWrite, pfnRead, pfnFill, pvUser)); + PGVM pGVM = pDevIns->Internal.s.pGVM; + VM_ASSERT_EMT0_RETURN(pGVM, VERR_VM_THREAD_NOT_EMT); + VM_ASSERT_STATE_RETURN(pGVM, VMSTATE_CREATING, VERR_VM_INVALID_VM_STATE); + + int rc = VINF_SUCCESS; + if (pDevIns->Internal.s.idxDbgfTraceTrackNext < pDevIns->Internal.s.cDbgfTraceTrackMax) + { + PPDMDEVINSDBGFTRACK pTrack = &pDevIns->Internal.s.paDbgfTraceTrack[pDevIns->Internal.s.idxDbgfTraceTrackNext]; + + rc = IOMR0MmioSetUpContext(pGVM, pDevIns, hRegion, + pfnWrite ? pdmR0DevHlpTracing_MmioWrite : NULL, + pfnRead ? pdmR0DevHlpTracing_MmioRead : NULL, + pfnFill ? pdmR0DevHlpTracing_MmioFill : NULL, + pTrack); + if (RT_SUCCESS(rc)) + { + pTrack->fMmio = true; + pTrack->pvUser = pvUser; + pTrack->u.Mmio.hMmioRegion = hRegion; + pTrack->u.Mmio.pfnWrite = pfnWrite; + pTrack->u.Mmio.pfnRead = pfnRead; + pTrack->u.Mmio.pfnFill = pfnFill; + pDevIns->Internal.s.idxDbgfTraceTrackNext++; + } + } + else + rc = VERR_OUT_OF_RESOURCES; + + LogFlow(("pdmR0DevHlp_MmioSetUpContextEx: caller='%s'/%d: returns %Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc)); + return rc; +} + + +/** @interface_method_impl{PDMDEVHLPR0,pfnPhysRead} */ +DECL_HIDDEN_CALLBACK(int) +pdmR0DevHlpTracing_PhysRead(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags) +{ + RT_NOREF(fFlags); + + PDMDEV_ASSERT_DEVINS(pDevIns); + LogFlow(("pdmR0DevHlp_PhysRead: caller=%p/%d: GCPhys=%RGp pvBuf=%p cbRead=%#x\n", + pDevIns, pDevIns->iInstance, GCPhys, pvBuf, cbRead)); + + VBOXSTRICTRC rcStrict = PGMPhysRead(pDevIns->Internal.s.pGVM, GCPhys, pvBuf, cbRead, PGMACCESSORIGIN_DEVICE); + AssertMsg(rcStrict == VINF_SUCCESS, ("%Rrc\n", VBOXSTRICTRC_VAL(rcStrict))); /** @todo track down the users for this bugger. */ + + if (!(fFlags & PDM_DEVHLP_PHYS_RW_F_DATA_USER)) + DBGFTracerEvtGCPhysRead(pDevIns->Internal.s.pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, GCPhys, pvBuf, cbRead); + + Log(("pdmR0DevHlp_PhysRead: caller=%p/%d: returns %Rrc\n", pDevIns, pDevIns->iInstance, VBOXSTRICTRC_VAL(rcStrict) )); + return VBOXSTRICTRC_VAL(rcStrict); +} + + +/** @interface_method_impl{PDMDEVHLPR0,pfnPhysWrite} */ +DECL_HIDDEN_CALLBACK(int) +pdmR0DevHlpTracing_PhysWrite(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags) +{ + RT_NOREF(fFlags); + + PDMDEV_ASSERT_DEVINS(pDevIns); + LogFlow(("pdmR0DevHlp_PhysWrite: caller=%p/%d: GCPhys=%RGp pvBuf=%p cbWrite=%#x\n", + pDevIns, pDevIns->iInstance, GCPhys, pvBuf, cbWrite)); + + VBOXSTRICTRC rcStrict = PGMPhysWrite(pDevIns->Internal.s.pGVM, GCPhys, pvBuf, cbWrite, PGMACCESSORIGIN_DEVICE); + AssertMsg(rcStrict == VINF_SUCCESS, ("%Rrc\n", VBOXSTRICTRC_VAL(rcStrict))); /** @todo track down the users for this bugger. */ + + if (!(fFlags & PDM_DEVHLP_PHYS_RW_F_DATA_USER)) + DBGFTracerEvtGCPhysWrite(pDevIns->Internal.s.pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, GCPhys, pvBuf, cbWrite); + + Log(("pdmR0DevHlp_PhysWrite: caller=%p/%d: returns %Rrc\n", pDevIns, pDevIns->iInstance, VBOXSTRICTRC_VAL(rcStrict) )); + return VBOXSTRICTRC_VAL(rcStrict); +} + + +/** @interface_method_impl{PDMDEVHLPR0,pfnPCIPhysRead} */ +DECL_HIDDEN_CALLBACK(int) +pdmR0DevHlpTracing_PCIPhysRead(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags) +{ + PDMDEV_ASSERT_DEVINS(pDevIns); + if (!pPciDev) /* NULL is an alias for the default PCI device. */ + pPciDev = pDevIns->apPciDevs[0]; + AssertReturn(pPciDev, VERR_PDM_NOT_PCI_DEVICE); + PDMPCIDEV_ASSERT_VALID_AND_REGISTERED(pDevIns, pPciDev); + +#ifndef PDM_DO_NOT_RESPECT_PCI_BM_BIT + /* + * Just check the busmaster setting here and forward the request to the generic read helper. + */ + if (PCIDevIsBusmaster(pPciDev)) + { /* likely */ } + else + { + Log(("pdmRCDevHlp_PCIPhysRead: caller=%p/%d: returns %Rrc - Not bus master! GCPhys=%RGp cbRead=%#zx\n", + pDevIns, pDevIns->iInstance, VERR_PDM_NOT_PCI_BUS_MASTER, GCPhys, cbRead)); + memset(pvBuf, 0xff, cbRead); + return VERR_PDM_NOT_PCI_BUS_MASTER; + } +#endif + +#if defined(VBOX_WITH_IOMMU_AMD) || defined(VBOX_WITH_IOMMU_INTEL) + int rc = pdmIommuMemAccessRead(pDevIns, pPciDev, GCPhys, pvBuf, cbRead, fFlags); + if ( rc == VERR_IOMMU_NOT_PRESENT + || rc == VERR_IOMMU_CANNOT_CALL_SELF) + { /* likely - ASSUMING most VMs won't be configured with an IOMMU. */ } + else + return rc; +#endif + + return pDevIns->pHlpR0->pfnPhysRead(pDevIns, GCPhys, pvBuf, cbRead, fFlags); +} + + +/** @interface_method_impl{PDMDEVHLPR0,pfnPCIPhysWrite} */ +DECL_HIDDEN_CALLBACK(int) +pdmR0DevHlpTracing_PCIPhysWrite(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags) +{ + PDMDEV_ASSERT_DEVINS(pDevIns); + if (!pPciDev) /* NULL is an alias for the default PCI device. */ + pPciDev = pDevIns->apPciDevs[0]; + AssertReturn(pPciDev, VERR_PDM_NOT_PCI_DEVICE); + PDMPCIDEV_ASSERT_VALID_AND_REGISTERED(pDevIns, pPciDev); + +#ifndef PDM_DO_NOT_RESPECT_PCI_BM_BIT + /* + * Just check the busmaster setting here and forward the request to the generic read helper. + */ + if (PCIDevIsBusmaster(pPciDev)) + { /* likely */ } + else + { + LogFunc(("caller=%p/%d: returns %Rrc - Not bus master! GCPhys=%RGp cbWrite=%#zx\n", pDevIns, pDevIns->iInstance, + VERR_PDM_NOT_PCI_BUS_MASTER, GCPhys, cbWrite)); + return VERR_PDM_NOT_PCI_BUS_MASTER; + } +#endif + +#if defined(VBOX_WITH_IOMMU_AMD) || defined(VBOX_WITH_IOMMU_INTEL) + int rc = pdmIommuMemAccessWrite(pDevIns, pPciDev, GCPhys, pvBuf, cbWrite, fFlags); + if ( rc == VERR_IOMMU_NOT_PRESENT + || rc == VERR_IOMMU_CANNOT_CALL_SELF) + { /* likely - ASSUMING most VMs won't be configured with an IOMMU. */ } + else + return rc; +#endif + + return pDevIns->pHlpR0->pfnPhysWrite(pDevIns, GCPhys, pvBuf, cbWrite, fFlags); +} + + +/** @interface_method_impl{PDMDEVHLPR0,pfnPCISetIrq} */ +DECL_HIDDEN_CALLBACK(void) pdmR0DevHlpTracing_PCISetIrq(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel) +{ + PDMDEV_ASSERT_DEVINS(pDevIns); + if (!pPciDev) /* NULL is an alias for the default PCI device. */ + pPciDev = pDevIns->apPciDevs[0]; + AssertReturnVoid(pPciDev); + LogFlow(("pdmR0DevHlpTracing_PCISetIrq: caller=%p/%d: pPciDev=%p:{%#x} iIrq=%d iLevel=%d\n", + pDevIns, pDevIns->iInstance, pPciDev, pPciDev->uDevFn, iIrq, iLevel)); + PDMPCIDEV_ASSERT_VALID_AND_REGISTERED(pDevIns, pPciDev); + + PGVM pGVM = pDevIns->Internal.s.pGVM; + size_t const idxBus = pPciDev->Int.s.idxPdmBus; + AssertReturnVoid(idxBus < RT_ELEMENTS(pGVM->pdmr0.s.aPciBuses)); + PPDMPCIBUSR0 pPciBusR0 = &pGVM->pdmr0.s.aPciBuses[idxBus]; + + DBGFTracerEvtIrq(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, iIrq, iLevel); + + pdmLock(pGVM); + + uint32_t uTagSrc; + if (iLevel & PDM_IRQ_LEVEL_HIGH) + { + pDevIns->Internal.s.pIntR3R0->uLastIrqTag = uTagSrc = pdmCalcIrqTag(pGVM, pDevIns->Internal.s.pInsR3R0->idTracing); + if (iLevel == PDM_IRQ_LEVEL_HIGH) + VBOXVMM_PDM_IRQ_HIGH(VMMGetCpu(pGVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc)); + else + VBOXVMM_PDM_IRQ_HILO(VMMGetCpu(pGVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc)); + } + else + uTagSrc = pDevIns->Internal.s.pIntR3R0->uLastIrqTag; + + if (pPciBusR0->pDevInsR0) + { + pPciBusR0->pfnSetIrqR0(pPciBusR0->pDevInsR0, pPciDev, iIrq, iLevel, uTagSrc); + + pdmUnlock(pGVM); + + if (iLevel == PDM_IRQ_LEVEL_LOW) + VBOXVMM_PDM_IRQ_LOW(VMMGetCpu(pGVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc)); + } + else + { + pdmUnlock(pGVM); + + /* queue for ring-3 execution. */ + PPDMDEVHLPTASK pTask = (PPDMDEVHLPTASK)PDMQueueAlloc(pGVM, pGVM->pdm.s.hDevHlpQueue, pGVM); + AssertReturnVoid(pTask); + + pTask->enmOp = PDMDEVHLPTASKOP_PCI_SET_IRQ; + pTask->pDevInsR3 = PDMDEVINS_2_R3PTR(pDevIns); + pTask->u.PciSetIrq.iIrq = iIrq; + pTask->u.PciSetIrq.iLevel = iLevel; + pTask->u.PciSetIrq.uTagSrc = uTagSrc; + pTask->u.PciSetIrq.idxPciDev = pPciDev->Int.s.idxSubDev; + + PDMQueueInsert(pGVM, pGVM->pdm.s.hDevHlpQueue, pGVM, &pTask->Core); + } + + LogFlow(("pdmR0DevHlpTracing_PCISetIrq: caller=%p/%d: returns void; uTagSrc=%#x\n", pDevIns, pDevIns->iInstance, uTagSrc)); +} + + +/** @interface_method_impl{PDMDEVHLPR0,pfnISASetIrq} */ +DECL_HIDDEN_CALLBACK(void) pdmR0DevHlpTracing_ISASetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel) +{ + PDMDEV_ASSERT_DEVINS(pDevIns); + LogFlow(("pdmR0DevHlpTracing_ISASetIrq: caller=%p/%d: iIrq=%d iLevel=%d\n", pDevIns, pDevIns->iInstance, iIrq, iLevel)); + PGVM pGVM = pDevIns->Internal.s.pGVM; + + DBGFTracerEvtIrq(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, iIrq, iLevel); + + pdmLock(pGVM); + uint32_t uTagSrc; + if (iLevel & PDM_IRQ_LEVEL_HIGH) + { + pDevIns->Internal.s.pIntR3R0->uLastIrqTag = uTagSrc = pdmCalcIrqTag(pGVM, pDevIns->Internal.s.pInsR3R0->idTracing); + if (iLevel == PDM_IRQ_LEVEL_HIGH) + VBOXVMM_PDM_IRQ_HIGH(VMMGetCpu(pGVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc)); + else + VBOXVMM_PDM_IRQ_HILO(VMMGetCpu(pGVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc)); + } + else + uTagSrc = pDevIns->Internal.s.pIntR3R0->uLastIrqTag; + + bool fRc = pdmR0IsaSetIrq(pGVM, iIrq, iLevel, uTagSrc); + + if (iLevel == PDM_IRQ_LEVEL_LOW && fRc) + VBOXVMM_PDM_IRQ_LOW(VMMGetCpu(pGVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc)); + pdmUnlock(pGVM); + LogFlow(("pdmR0DevHlpTracing_ISASetIrq: caller=%p/%d: returns void; uTagSrc=%#x\n", pDevIns, pDevIns->iInstance, uTagSrc)); +} + + +/** @} */ + -- cgit v1.2.3