VirtualBox

source: vbox/trunk/src/VBox/VMM/VMMR0/PDMR0DevHlpTracing.cpp@ 96945

Last change on this file since 96945 was 96407, checked in by vboxsync, 2 years ago

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1/* $Id: PDMR0DevHlpTracing.cpp 96407 2022-08-22 17:43:14Z vboxsync $ */
2/** @file
3 * PDM - Pluggable Device and Driver Manager, Device Helper variants when tracing is enabled.
4 */
5
6/*
7 * Copyright (C) 2020-2022 Oracle and/or its affiliates.
8 *
9 * This file is part of VirtualBox base platform packages, as
10 * available from https://www.virtualbox.org.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation, in version 3 of the
15 * License.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, see <https://www.gnu.org/licenses>.
24 *
25 * SPDX-License-Identifier: GPL-3.0-only
26 */
27
28
29/*********************************************************************************************************************************
30* Header Files *
31*********************************************************************************************************************************/
32#define LOG_GROUP LOG_GROUP_PDM_DEVICE
33#define PDMPCIDEV_INCLUDE_PRIVATE /* Hack to get pdmpcidevint.h included at the right point. */
34#include "PDMInternal.h"
35#include <VBox/vmm/pdm.h>
36#include <VBox/vmm/mm.h>
37#include <VBox/vmm/hm.h>
38#include <VBox/vmm/pgm.h>
39#include <VBox/vmm/iom.h>
40#include <VBox/vmm/dbgf.h>
41#include <VBox/vmm/ssm.h>
42#include <VBox/vmm/vmapi.h>
43#include <VBox/vmm/vmm.h>
44#include <VBox/vmm/vmcc.h>
45
46#include <VBox/version.h>
47#include <VBox/log.h>
48#include <VBox/err.h>
49#include <iprt/asm.h>
50#include <iprt/assert.h>
51#include <iprt/ctype.h>
52#include <iprt/string.h>
53#include <iprt/thread.h>
54
55#include "dtrace/VBoxVMM.h"
56#include "PDMInline.h"
57
58
59/*********************************************************************************************************************************
60* Defined Constants And Macros *
61*********************************************************************************************************************************/
62/** @name Ring-0 Device Helpers
63 * @{
64 */
65
66
67static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_IoPortNewIn(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint32_t *pu32, unsigned cb)
68{
69 PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
70
71 Assert(!pTrack->fMmio);
72 PGVM pGVM = pDevIns->Internal.s.pGVM;
73 VBOXSTRICTRC rcStrict = pTrack->u.IoPort.pfnIn(pDevIns, pTrack->pvUser, offPort, pu32, cb);
74 if (RT_SUCCESS(rcStrict))
75 DBGFTracerEvtIoPortRead(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.IoPort.hIoPorts, offPort, pu32, cb);
76
77 return rcStrict;
78}
79
80
81static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_IoPortNewInStr(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint8_t *pbDst,
82 uint32_t *pcTransfers, unsigned cb)
83{
84 PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
85
86 Assert(!pTrack->fMmio);
87 PGVM pGVM = pDevIns->Internal.s.pGVM;
88 uint32_t cTransfersReq = *pcTransfers;
89 VBOXSTRICTRC rcStrict = pTrack->u.IoPort.pfnInStr(pDevIns, pTrack->pvUser, offPort, pbDst, pcTransfers, cb);
90 if (RT_SUCCESS(rcStrict))
91 DBGFTracerEvtIoPortReadStr(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.IoPort.hIoPorts, offPort, pbDst, cb,
92 cTransfersReq, cTransfersReq - *pcTransfers);
93
94 return rcStrict;
95}
96
97
98static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_IoPortNewOut(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint32_t u32, unsigned cb)
99{
100 PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
101
102 Assert(!pTrack->fMmio);
103 PGVM pGVM = pDevIns->Internal.s.pGVM;
104 VBOXSTRICTRC rcStrict = pTrack->u.IoPort.pfnOut(pDevIns, pTrack->pvUser, offPort, u32, cb);
105 if (RT_SUCCESS(rcStrict))
106 DBGFTracerEvtIoPortWrite(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.IoPort.hIoPorts, offPort, &u32, cb);
107
108 return rcStrict;
109}
110
111
112static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_IoPortNewOutStr(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, const uint8_t *pbSrc,
113 uint32_t *pcTransfers, unsigned cb)
114{
115 PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
116
117 Assert(!pTrack->fMmio);
118 PGVM pGVM = pDevIns->Internal.s.pGVM;
119 uint32_t cTransfersReq = *pcTransfers;
120 VBOXSTRICTRC rcStrict = pTrack->u.IoPort.pfnOutStr(pDevIns, pTrack->pvUser, offPort, pbSrc, pcTransfers, cb);
121 if (RT_SUCCESS(rcStrict))
122 DBGFTracerEvtIoPortWriteStr(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.IoPort.hIoPorts, offPort, pbSrc, cb,
123 cTransfersReq, cTransfersReq - *pcTransfers);
124
125 return rcStrict;
126}
127
128
129static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_MmioRead(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS off, void *pv, uint32_t cb)
130{
131 PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
132
133 Assert(pTrack->fMmio);
134 PGVM pGVM = pDevIns->Internal.s.pGVM;
135 VBOXSTRICTRC rcStrict = pTrack->u.Mmio.pfnRead(pDevIns, pTrack->pvUser, off, pv, cb);
136 if (RT_SUCCESS(rcStrict))
137 DBGFTracerEvtMmioRead(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.Mmio.hMmioRegion, off, pv, cb);
138
139 return rcStrict;
140}
141
142
143static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_MmioWrite(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS off, void const *pv, uint32_t cb)
144{
145 PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
146
147 Assert(pTrack->fMmio);
148 PGVM pGVM = pDevIns->Internal.s.pGVM;
149 VBOXSTRICTRC rcStrict = pTrack->u.Mmio.pfnWrite(pDevIns, pTrack->pvUser, off, pv, cb);
150 if (RT_SUCCESS(rcStrict))
151 DBGFTracerEvtMmioWrite(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.Mmio.hMmioRegion, off, pv, cb);
152
153 return rcStrict;
154}
155
156
157static DECLCALLBACK(VBOXSTRICTRC) pdmR0DevHlpTracing_MmioFill(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS off,
158 uint32_t u32Item, uint32_t cbItem, uint32_t cItems)
159{
160 PCPDMDEVINSDBGFTRACK pTrack = (PCPDMDEVINSDBGFTRACK)pvUser;
161
162 Assert(pTrack->fMmio);
163 PGVM pGVM = pDevIns->Internal.s.pGVM;
164 VBOXSTRICTRC rcStrict = pTrack->u.Mmio.pfnFill(pDevIns, pTrack->pvUser, off, u32Item, cbItem, cItems);
165 if (RT_SUCCESS(rcStrict))
166 DBGFTracerEvtMmioFill(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, pTrack->u.Mmio.hMmioRegion, off,
167 u32Item, cbItem, cItems);
168
169 return rcStrict;
170}
171
172
173/** @interface_method_impl{PDMDEVHLPR0,pfnIoPortSetUpContextEx} */
174DECL_HIDDEN_CALLBACK(int)
175pdmR0DevHlpTracing_IoPortSetUpContextEx(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts,
176 PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn,
177 PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr, void *pvUser)
178{
179 PDMDEV_ASSERT_DEVINS(pDevIns);
180 LogFlow(("pdmR0DevHlp_IoPortSetUpContextEx: caller='%s'/%d: hIoPorts=%#x pfnOut=%p pfnIn=%p pfnOutStr=%p pfnInStr=%p pvUser=%p\n",
181 pDevIns->pReg->szName, pDevIns->iInstance, hIoPorts, pfnOut, pfnIn, pfnOutStr, pfnInStr, pvUser));
182 PGVM pGVM = pDevIns->Internal.s.pGVM;
183 VM_ASSERT_EMT0_RETURN(pGVM, VERR_VM_THREAD_NOT_EMT);
184 VM_ASSERT_STATE_RETURN(pGVM, VMSTATE_CREATING, VERR_VM_INVALID_VM_STATE);
185
186 int rc = VINF_SUCCESS;
187 if (pDevIns->Internal.s.idxDbgfTraceTrackNext < pDevIns->Internal.s.cDbgfTraceTrackMax)
188 {
189 PPDMDEVINSDBGFTRACK pTrack = &pDevIns->Internal.s.paDbgfTraceTrack[pDevIns->Internal.s.idxDbgfTraceTrackNext];
190 rc = IOMR0IoPortSetUpContext(pGVM, pDevIns, hIoPorts,
191 pfnOut ? pdmR0DevHlpTracing_IoPortNewOut : NULL,
192 pfnIn ? pdmR0DevHlpTracing_IoPortNewIn : NULL,
193 pfnOutStr ? pdmR0DevHlpTracing_IoPortNewOutStr : NULL,
194 pfnInStr ? pdmR0DevHlpTracing_IoPortNewInStr : NULL,
195 pTrack);
196 if (RT_SUCCESS(rc))
197 {
198 pTrack->fMmio = false;
199 pTrack->pvUser = pvUser;
200 pTrack->u.IoPort.hIoPorts = hIoPorts;
201 pTrack->u.IoPort.pfnOut = pfnOut;
202 pTrack->u.IoPort.pfnIn = pfnIn;
203 pTrack->u.IoPort.pfnOutStr = pfnOutStr;
204 pTrack->u.IoPort.pfnInStr = pfnInStr;
205 pDevIns->Internal.s.idxDbgfTraceTrackNext++;
206 }
207 }
208 else
209 rc = VERR_OUT_OF_RESOURCES;
210
211 LogFlow(("pdmR0DevHlp_IoPortSetUpContextEx: caller='%s'/%d: returns %Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
212 return rc;
213}
214
215
216/** @interface_method_impl{PDMDEVHLPR0,pfnMmioSetUpContextEx} */
217DECL_HIDDEN_CALLBACK(int)
218pdmR0DevHlpTracing_MmioSetUpContextEx(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, PFNIOMMMIONEWWRITE pfnWrite,
219 PFNIOMMMIONEWREAD pfnRead, PFNIOMMMIONEWFILL pfnFill, void *pvUser)
220{
221 PDMDEV_ASSERT_DEVINS(pDevIns);
222 LogFlow(("pdmR0DevHlp_MmioSetUpContextEx: caller='%s'/%d: hRegion=%#x pfnWrite=%p pfnRead=%p pfnFill=%p pvUser=%p\n",
223 pDevIns->pReg->szName, pDevIns->iInstance, hRegion, pfnWrite, pfnRead, pfnFill, pvUser));
224 PGVM pGVM = pDevIns->Internal.s.pGVM;
225 VM_ASSERT_EMT0_RETURN(pGVM, VERR_VM_THREAD_NOT_EMT);
226 VM_ASSERT_STATE_RETURN(pGVM, VMSTATE_CREATING, VERR_VM_INVALID_VM_STATE);
227
228 int rc = VINF_SUCCESS;
229 if (pDevIns->Internal.s.idxDbgfTraceTrackNext < pDevIns->Internal.s.cDbgfTraceTrackMax)
230 {
231 PPDMDEVINSDBGFTRACK pTrack = &pDevIns->Internal.s.paDbgfTraceTrack[pDevIns->Internal.s.idxDbgfTraceTrackNext];
232
233 rc = IOMR0MmioSetUpContext(pGVM, pDevIns, hRegion,
234 pfnWrite ? pdmR0DevHlpTracing_MmioWrite : NULL,
235 pfnRead ? pdmR0DevHlpTracing_MmioRead : NULL,
236 pfnFill ? pdmR0DevHlpTracing_MmioFill : NULL,
237 pTrack);
238 if (RT_SUCCESS(rc))
239 {
240 pTrack->fMmio = true;
241 pTrack->pvUser = pvUser;
242 pTrack->u.Mmio.hMmioRegion = hRegion;
243 pTrack->u.Mmio.pfnWrite = pfnWrite;
244 pTrack->u.Mmio.pfnRead = pfnRead;
245 pTrack->u.Mmio.pfnFill = pfnFill;
246 pDevIns->Internal.s.idxDbgfTraceTrackNext++;
247 }
248 }
249 else
250 rc = VERR_OUT_OF_RESOURCES;
251
252 LogFlow(("pdmR0DevHlp_MmioSetUpContextEx: caller='%s'/%d: returns %Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
253 return rc;
254}
255
256
257/** @interface_method_impl{PDMDEVHLPR0,pfnPhysRead} */
258DECL_HIDDEN_CALLBACK(int)
259pdmR0DevHlpTracing_PhysRead(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags)
260{
261 RT_NOREF(fFlags);
262
263 PDMDEV_ASSERT_DEVINS(pDevIns);
264 LogFlow(("pdmR0DevHlp_PhysRead: caller=%p/%d: GCPhys=%RGp pvBuf=%p cbRead=%#x\n",
265 pDevIns, pDevIns->iInstance, GCPhys, pvBuf, cbRead));
266
267 VBOXSTRICTRC rcStrict = PGMPhysRead(pDevIns->Internal.s.pGVM, GCPhys, pvBuf, cbRead, PGMACCESSORIGIN_DEVICE);
268 AssertMsg(rcStrict == VINF_SUCCESS, ("%Rrc\n", VBOXSTRICTRC_VAL(rcStrict))); /** @todo track down the users for this bugger. */
269
270 if (!(fFlags & PDM_DEVHLP_PHYS_RW_F_DATA_USER))
271 DBGFTracerEvtGCPhysRead(pDevIns->Internal.s.pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, GCPhys, pvBuf, cbRead);
272
273 Log(("pdmR0DevHlp_PhysRead: caller=%p/%d: returns %Rrc\n", pDevIns, pDevIns->iInstance, VBOXSTRICTRC_VAL(rcStrict) ));
274 return VBOXSTRICTRC_VAL(rcStrict);
275}
276
277
278/** @interface_method_impl{PDMDEVHLPR0,pfnPhysWrite} */
279DECL_HIDDEN_CALLBACK(int)
280pdmR0DevHlpTracing_PhysWrite(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags)
281{
282 RT_NOREF(fFlags);
283
284 PDMDEV_ASSERT_DEVINS(pDevIns);
285 LogFlow(("pdmR0DevHlp_PhysWrite: caller=%p/%d: GCPhys=%RGp pvBuf=%p cbWrite=%#x\n",
286 pDevIns, pDevIns->iInstance, GCPhys, pvBuf, cbWrite));
287
288 VBOXSTRICTRC rcStrict = PGMPhysWrite(pDevIns->Internal.s.pGVM, GCPhys, pvBuf, cbWrite, PGMACCESSORIGIN_DEVICE);
289 AssertMsg(rcStrict == VINF_SUCCESS, ("%Rrc\n", VBOXSTRICTRC_VAL(rcStrict))); /** @todo track down the users for this bugger. */
290
291 if (!(fFlags & PDM_DEVHLP_PHYS_RW_F_DATA_USER))
292 DBGFTracerEvtGCPhysWrite(pDevIns->Internal.s.pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, GCPhys, pvBuf, cbWrite);
293
294 Log(("pdmR0DevHlp_PhysWrite: caller=%p/%d: returns %Rrc\n", pDevIns, pDevIns->iInstance, VBOXSTRICTRC_VAL(rcStrict) ));
295 return VBOXSTRICTRC_VAL(rcStrict);
296}
297
298
299/** @interface_method_impl{PDMDEVHLPR0,pfnPCIPhysRead} */
300DECL_HIDDEN_CALLBACK(int)
301pdmR0DevHlpTracing_PCIPhysRead(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags)
302{
303 PDMDEV_ASSERT_DEVINS(pDevIns);
304 if (!pPciDev) /* NULL is an alias for the default PCI device. */
305 pPciDev = pDevIns->apPciDevs[0];
306 AssertReturn(pPciDev, VERR_PDM_NOT_PCI_DEVICE);
307 PDMPCIDEV_ASSERT_VALID_AND_REGISTERED(pDevIns, pPciDev);
308
309#ifndef PDM_DO_NOT_RESPECT_PCI_BM_BIT
310 /*
311 * Just check the busmaster setting here and forward the request to the generic read helper.
312 */
313 if (PCIDevIsBusmaster(pPciDev))
314 { /* likely */ }
315 else
316 {
317 Log(("pdmRCDevHlp_PCIPhysRead: caller=%p/%d: returns %Rrc - Not bus master! GCPhys=%RGp cbRead=%#zx\n",
318 pDevIns, pDevIns->iInstance, VERR_PDM_NOT_PCI_BUS_MASTER, GCPhys, cbRead));
319 memset(pvBuf, 0xff, cbRead);
320 return VERR_PDM_NOT_PCI_BUS_MASTER;
321 }
322#endif
323
324#if defined(VBOX_WITH_IOMMU_AMD) || defined(VBOX_WITH_IOMMU_INTEL)
325 int rc = pdmIommuMemAccessRead(pDevIns, pPciDev, GCPhys, pvBuf, cbRead, fFlags);
326 if ( rc == VERR_IOMMU_NOT_PRESENT
327 || rc == VERR_IOMMU_CANNOT_CALL_SELF)
328 { /* likely - ASSUMING most VMs won't be configured with an IOMMU. */ }
329 else
330 return rc;
331#endif
332
333 return pDevIns->pHlpR0->pfnPhysRead(pDevIns, GCPhys, pvBuf, cbRead, fFlags);
334}
335
336
337/** @interface_method_impl{PDMDEVHLPR0,pfnPCIPhysWrite} */
338DECL_HIDDEN_CALLBACK(int)
339pdmR0DevHlpTracing_PCIPhysWrite(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags)
340{
341 PDMDEV_ASSERT_DEVINS(pDevIns);
342 if (!pPciDev) /* NULL is an alias for the default PCI device. */
343 pPciDev = pDevIns->apPciDevs[0];
344 AssertReturn(pPciDev, VERR_PDM_NOT_PCI_DEVICE);
345 PDMPCIDEV_ASSERT_VALID_AND_REGISTERED(pDevIns, pPciDev);
346
347#ifndef PDM_DO_NOT_RESPECT_PCI_BM_BIT
348 /*
349 * Just check the busmaster setting here and forward the request to the generic read helper.
350 */
351 if (PCIDevIsBusmaster(pPciDev))
352 { /* likely */ }
353 else
354 {
355 LogFunc(("caller=%p/%d: returns %Rrc - Not bus master! GCPhys=%RGp cbWrite=%#zx\n", pDevIns, pDevIns->iInstance,
356 VERR_PDM_NOT_PCI_BUS_MASTER, GCPhys, cbWrite));
357 return VERR_PDM_NOT_PCI_BUS_MASTER;
358 }
359#endif
360
361#if defined(VBOX_WITH_IOMMU_AMD) || defined(VBOX_WITH_IOMMU_INTEL)
362 int rc = pdmIommuMemAccessWrite(pDevIns, pPciDev, GCPhys, pvBuf, cbWrite, fFlags);
363 if ( rc == VERR_IOMMU_NOT_PRESENT
364 || rc == VERR_IOMMU_CANNOT_CALL_SELF)
365 { /* likely - ASSUMING most VMs won't be configured with an IOMMU. */ }
366 else
367 return rc;
368#endif
369
370 return pDevIns->pHlpR0->pfnPhysWrite(pDevIns, GCPhys, pvBuf, cbWrite, fFlags);
371}
372
373
374/** @interface_method_impl{PDMDEVHLPR0,pfnPCISetIrq} */
375DECL_HIDDEN_CALLBACK(void) pdmR0DevHlpTracing_PCISetIrq(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel)
376{
377 PDMDEV_ASSERT_DEVINS(pDevIns);
378 if (!pPciDev) /* NULL is an alias for the default PCI device. */
379 pPciDev = pDevIns->apPciDevs[0];
380 AssertReturnVoid(pPciDev);
381 LogFlow(("pdmR0DevHlpTracing_PCISetIrq: caller=%p/%d: pPciDev=%p:{%#x} iIrq=%d iLevel=%d\n",
382 pDevIns, pDevIns->iInstance, pPciDev, pPciDev->uDevFn, iIrq, iLevel));
383 PDMPCIDEV_ASSERT_VALID_AND_REGISTERED(pDevIns, pPciDev);
384
385 PGVM pGVM = pDevIns->Internal.s.pGVM;
386 size_t const idxBus = pPciDev->Int.s.idxPdmBus;
387 AssertReturnVoid(idxBus < RT_ELEMENTS(pGVM->pdmr0.s.aPciBuses));
388 PPDMPCIBUSR0 pPciBusR0 = &pGVM->pdmr0.s.aPciBuses[idxBus];
389
390 DBGFTracerEvtIrq(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, iIrq, iLevel);
391
392 pdmLock(pGVM);
393
394 uint32_t uTagSrc;
395 if (iLevel & PDM_IRQ_LEVEL_HIGH)
396 {
397 pDevIns->Internal.s.pIntR3R0->uLastIrqTag = uTagSrc = pdmCalcIrqTag(pGVM, pDevIns->Internal.s.pInsR3R0->idTracing);
398 if (iLevel == PDM_IRQ_LEVEL_HIGH)
399 VBOXVMM_PDM_IRQ_HIGH(VMMGetCpu(pGVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
400 else
401 VBOXVMM_PDM_IRQ_HILO(VMMGetCpu(pGVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
402 }
403 else
404 uTagSrc = pDevIns->Internal.s.pIntR3R0->uLastIrqTag;
405
406 if (pPciBusR0->pDevInsR0)
407 {
408 pPciBusR0->pfnSetIrqR0(pPciBusR0->pDevInsR0, pPciDev, iIrq, iLevel, uTagSrc);
409
410 pdmUnlock(pGVM);
411
412 if (iLevel == PDM_IRQ_LEVEL_LOW)
413 VBOXVMM_PDM_IRQ_LOW(VMMGetCpu(pGVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
414 }
415 else
416 {
417 pdmUnlock(pGVM);
418
419 /* queue for ring-3 execution. */
420 PPDMDEVHLPTASK pTask = (PPDMDEVHLPTASK)PDMQueueAlloc(pGVM, pGVM->pdm.s.hDevHlpQueue, pGVM);
421 AssertReturnVoid(pTask);
422
423 pTask->enmOp = PDMDEVHLPTASKOP_PCI_SET_IRQ;
424 pTask->pDevInsR3 = PDMDEVINS_2_R3PTR(pDevIns);
425 pTask->u.PciSetIrq.iIrq = iIrq;
426 pTask->u.PciSetIrq.iLevel = iLevel;
427 pTask->u.PciSetIrq.uTagSrc = uTagSrc;
428 pTask->u.PciSetIrq.idxPciDev = pPciDev->Int.s.idxSubDev;
429
430 PDMQueueInsert(pGVM, pGVM->pdm.s.hDevHlpQueue, pGVM, &pTask->Core);
431 }
432
433 LogFlow(("pdmR0DevHlpTracing_PCISetIrq: caller=%p/%d: returns void; uTagSrc=%#x\n", pDevIns, pDevIns->iInstance, uTagSrc));
434}
435
436
437/** @interface_method_impl{PDMDEVHLPR0,pfnISASetIrq} */
438DECL_HIDDEN_CALLBACK(void) pdmR0DevHlpTracing_ISASetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel)
439{
440 PDMDEV_ASSERT_DEVINS(pDevIns);
441 LogFlow(("pdmR0DevHlpTracing_ISASetIrq: caller=%p/%d: iIrq=%d iLevel=%d\n", pDevIns, pDevIns->iInstance, iIrq, iLevel));
442 PGVM pGVM = pDevIns->Internal.s.pGVM;
443
444 DBGFTracerEvtIrq(pGVM, pDevIns->Internal.s.hDbgfTraceEvtSrc, iIrq, iLevel);
445
446 pdmLock(pGVM);
447 uint32_t uTagSrc;
448 if (iLevel & PDM_IRQ_LEVEL_HIGH)
449 {
450 pDevIns->Internal.s.pIntR3R0->uLastIrqTag = uTagSrc = pdmCalcIrqTag(pGVM, pDevIns->Internal.s.pInsR3R0->idTracing);
451 if (iLevel == PDM_IRQ_LEVEL_HIGH)
452 VBOXVMM_PDM_IRQ_HIGH(VMMGetCpu(pGVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
453 else
454 VBOXVMM_PDM_IRQ_HILO(VMMGetCpu(pGVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
455 }
456 else
457 uTagSrc = pDevIns->Internal.s.pIntR3R0->uLastIrqTag;
458
459 bool fRc = pdmR0IsaSetIrq(pGVM, iIrq, iLevel, uTagSrc);
460
461 if (iLevel == PDM_IRQ_LEVEL_LOW && fRc)
462 VBOXVMM_PDM_IRQ_LOW(VMMGetCpu(pGVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
463 pdmUnlock(pGVM);
464 LogFlow(("pdmR0DevHlpTracing_ISASetIrq: caller=%p/%d: returns void; uTagSrc=%#x\n", pDevIns, pDevIns->iInstance, uTagSrc));
465}
466
467
468/** @} */
469
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