VirtualBox

source: vbox/trunk/src/VBox/VMM/VMMR3/PDMDevMiscHlp.cpp@ 106952

Last change on this file since 106952 was 106061, checked in by vboxsync, 2 months ago

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1/* $Id: PDMDevMiscHlp.cpp 106061 2024-09-16 14:03:52Z vboxsync $ */
2/** @file
3 * PDM - Pluggable Device and Driver Manager, Misc. Device Helpers.
4 */
5
6/*
7 * Copyright (C) 2006-2024 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#include "PDMInternal.h"
34#include <VBox/vmm/pdm.h>
35#include <VBox/vmm/pgm.h>
36#include <VBox/vmm/hm.h>
37#ifndef VBOX_VMM_TARGET_ARMV8
38# include <VBox/vmm/apic.h>
39#endif
40#include <VBox/vmm/vm.h>
41#include <VBox/vmm/vmm.h>
42
43#include <VBox/log.h>
44#include <VBox/err.h>
45#include <VBox/msi.h>
46#include <iprt/asm.h>
47#include <iprt/assert.h>
48#include <iprt/thread.h>
49
50
51#include "PDMInline.h"
52#include "dtrace/VBoxVMM.h"
53
54
55
56/** @name Ring-3 PIC Helpers
57 * @{
58 */
59
60/** @interface_method_impl{PDMPICHLP,pfnSetInterruptFF} */
61static DECLCALLBACK(void) pdmR3PicHlp_SetInterruptFF(PPDMDEVINS pDevIns)
62{
63 PDMDEV_ASSERT_DEVINS(pDevIns);
64 PVM pVM = pDevIns->Internal.s.pVMR3;
65
66 /* IRQ state should be loaded as-is by "LoadExec". Changes can be made from LoadDone. */
67 Assert(pVM->enmVMState != VMSTATE_LOADING || pVM->pdm.s.fStateLoaded);
68
69#if defined(VBOX_VMM_TARGET_ARMV8)
70 AssertReleaseFailed();
71 RT_NOREF(pVM);
72#else
73 PVMCPU pVCpu = pVM->apCpusR3[0]; /* for PIC we always deliver to CPU 0, SMP uses APIC */
74 APICLocalInterrupt(pVCpu, 0 /* u8Pin */, 1 /* u8Level */, VINF_SUCCESS /* rcRZ */);
75#endif
76}
77
78
79/** @interface_method_impl{PDMPICHLP,pfnClearInterruptFF} */
80static DECLCALLBACK(void) pdmR3PicHlp_ClearInterruptFF(PPDMDEVINS pDevIns)
81{
82 PDMDEV_ASSERT_DEVINS(pDevIns);
83 PVM pVM = pDevIns->Internal.s.pVMR3;
84
85 /* IRQ state should be loaded as-is by "LoadExec". Changes can be made from LoadDone. */
86 Assert(pVM->enmVMState != VMSTATE_LOADING || pVM->pdm.s.fStateLoaded);
87
88#if defined(VBOX_VMM_TARGET_ARMV8)
89 AssertReleaseFailed();
90 RT_NOREF(pVM);
91#else
92 PVMCPU pVCpu = pVM->apCpusR3[0]; /* for PIC we always deliver to CPU 0, SMP uses APIC */
93 APICLocalInterrupt(pVCpu, 0 /* u8Pin */, 0 /* u8Level */, VINF_SUCCESS /* rcRZ */);
94#endif
95}
96
97
98/** @interface_method_impl{PDMPICHLP,pfnLock} */
99static DECLCALLBACK(int) pdmR3PicHlp_Lock(PPDMDEVINS pDevIns, int rc)
100{
101 PDMDEV_ASSERT_DEVINS(pDevIns);
102 return pdmLockEx(pDevIns->Internal.s.pVMR3, rc);
103}
104
105
106/** @interface_method_impl{PDMPICHLP,pfnUnlock} */
107static DECLCALLBACK(void) pdmR3PicHlp_Unlock(PPDMDEVINS pDevIns)
108{
109 PDMDEV_ASSERT_DEVINS(pDevIns);
110 pdmUnlock(pDevIns->Internal.s.pVMR3);
111}
112
113
114/**
115 * PIC Device Helpers.
116 */
117const PDMPICHLP g_pdmR3DevPicHlp =
118{
119 PDM_PICHLP_VERSION,
120 pdmR3PicHlp_SetInterruptFF,
121 pdmR3PicHlp_ClearInterruptFF,
122 pdmR3PicHlp_Lock,
123 pdmR3PicHlp_Unlock,
124 PDM_PICHLP_VERSION /* the end */
125};
126
127/** @} */
128
129
130/** @name Ring-3 I/O APIC Helpers
131 * @{
132 */
133
134/** @interface_method_impl{PDMIOAPICHLP,pfnApicBusDeliver} */
135static DECLCALLBACK(int) pdmR3IoApicHlp_ApicBusDeliver(PPDMDEVINS pDevIns, uint8_t u8Dest, uint8_t u8DestMode,
136 uint8_t u8DeliveryMode, uint8_t uVector, uint8_t u8Polarity,
137 uint8_t u8TriggerMode, uint32_t uTagSrc)
138{
139 PDMDEV_ASSERT_DEVINS(pDevIns);
140 LogFlow(("pdmR3IoApicHlp_ApicBusDeliver: caller='%s'/%d: u8Dest=%RX8 u8DestMode=%RX8 u8DeliveryMode=%RX8 uVector=%RX8 u8Polarity=%RX8 u8TriggerMode=%RX8 uTagSrc=%#x\n",
141 pDevIns->pReg->szName, pDevIns->iInstance, u8Dest, u8DestMode, u8DeliveryMode, uVector, u8Polarity, u8TriggerMode, uTagSrc));
142#if defined(VBOX_VMM_TARGET_ARMV8)
143 AssertReleaseFailed();
144 RT_NOREF(pDevIns, u8Dest, u8DestMode, u8DeliveryMode, uVector, u8Polarity, u8TriggerMode, uTagSrc);
145 return VERR_NOT_IMPLEMENTED;
146#else
147 PVM pVM = pDevIns->Internal.s.pVMR3;
148 return APICBusDeliver(pVM, u8Dest, u8DestMode, u8DeliveryMode, uVector, u8Polarity, u8TriggerMode, uTagSrc);
149#endif
150}
151
152
153/** @interface_method_impl{PDMIOAPICHLP,pfnLock} */
154static DECLCALLBACK(int) pdmR3IoApicHlp_Lock(PPDMDEVINS pDevIns, int rc)
155{
156 PDMDEV_ASSERT_DEVINS(pDevIns);
157 LogFlow(("pdmR3IoApicHlp_Lock: caller='%s'/%d: rc=%Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
158 return pdmLockEx(pDevIns->Internal.s.pVMR3, rc);
159}
160
161
162/** @interface_method_impl{PDMIOAPICHLP,pfnUnlock} */
163static DECLCALLBACK(void) pdmR3IoApicHlp_Unlock(PPDMDEVINS pDevIns)
164{
165 PDMDEV_ASSERT_DEVINS(pDevIns);
166 LogFlow(("pdmR3IoApicHlp_Unlock: caller='%s'/%d:\n", pDevIns->pReg->szName, pDevIns->iInstance));
167 pdmUnlock(pDevIns->Internal.s.pVMR3);
168}
169
170
171/** @interface_method_impl{PDMIOAPICHLP,pfnLockIsOwner} */
172static DECLCALLBACK(bool) pdmR3IoApicHlp_LockIsOwner(PPDMDEVINS pDevIns)
173{
174 PDMDEV_ASSERT_DEVINS(pDevIns);
175 LogFlow(("pdmR3IoApicHlp_LockIsOwner: caller='%s'/%d\n", pDevIns->pReg->szName, pDevIns->iInstance));
176 return pdmLockIsOwner(pDevIns->Internal.s.pVMR3);
177}
178
179
180/** @interface_method_impl{PDMIOAPICHLP,pfnIommuMsiRemap} */
181static DECLCALLBACK(int) pdmR3IoApicHlp_IommuMsiRemap(PPDMDEVINS pDevIns, uint16_t idDevice, PCMSIMSG pMsiIn, PMSIMSG pMsiOut)
182{
183 PDMDEV_ASSERT_DEVINS(pDevIns);
184 LogFlow(("pdmR3IoApicHlp_IommuRemapMsi: caller='%s'/%d: pMsiIn=(%#RX64, %#RU32)\n", pDevIns->pReg->szName,
185 pDevIns->iInstance, pMsiIn->Addr.u64, pMsiIn->Data.u32));
186
187#if defined(VBOX_WITH_IOMMU_AMD) || defined(VBOX_WITH_IOMMU_INTEL)
188 if (pdmIommuIsPresent(pDevIns))
189 return pdmIommuMsiRemap(pDevIns, idDevice, pMsiIn, pMsiOut);
190#else
191 RT_NOREF(pDevIns, idDevice, pMsiIn, pMsiOut);
192#endif
193 return VERR_IOMMU_NOT_PRESENT;
194}
195
196
197/**
198 * I/O APIC Device Helpers.
199 */
200const PDMIOAPICHLP g_pdmR3DevIoApicHlp =
201{
202 PDM_IOAPICHLP_VERSION,
203 pdmR3IoApicHlp_ApicBusDeliver,
204 pdmR3IoApicHlp_Lock,
205 pdmR3IoApicHlp_Unlock,
206 pdmR3IoApicHlp_LockIsOwner,
207 pdmR3IoApicHlp_IommuMsiRemap,
208 PDM_IOAPICHLP_VERSION /* the end */
209};
210
211/** @} */
212
213
214
215
216/** @name Ring-3 PCI Bus Helpers
217 * @{
218 */
219
220/** @interface_method_impl{PDMPCIHLPR3,pfnIsaSetIrq} */
221static DECLCALLBACK(void) pdmR3PciHlp_IsaSetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel, uint32_t uTagSrc)
222{
223 PDMDEV_ASSERT_DEVINS(pDevIns);
224 Log4(("pdmR3PciHlp_IsaSetIrq: iIrq=%d iLevel=%d uTagSrc=%#x\n", iIrq, iLevel, uTagSrc));
225 PDMIsaSetIrq(pDevIns->Internal.s.pVMR3, iIrq, iLevel, uTagSrc);
226}
227
228
229/** @interface_method_impl{PDMPCIHLPR3,pfnIoApicSetIrq} */
230static DECLCALLBACK(void) pdmR3PciHlp_IoApicSetIrq(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, int iIrq, int iLevel, uint32_t uTagSrc)
231{
232 PDMDEV_ASSERT_DEVINS(pDevIns);
233 Log4(("pdmR3PciHlp_IoApicSetIrq: uBusDevFn=%#x iIrq=%d iLevel=%d uTagSrc=%#x\n", uBusDevFn, iIrq, iLevel, uTagSrc));
234 PDMIoApicSetIrq(pDevIns->Internal.s.pVMR3, uBusDevFn, iIrq, iLevel, uTagSrc);
235}
236
237
238/** @interface_method_impl{PDMPCIHLPR3,pfnIoApicSendMsi} */
239static DECLCALLBACK(void) pdmR3PciHlp_IoApicSendMsi(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, PCMSIMSG pMsi, uint32_t uTagSrc)
240{
241 PDMDEV_ASSERT_DEVINS(pDevIns);
242 Assert(PCIBDF_IS_VALID(uBusDevFn));
243 Log4(("pdmR3PciHlp_IoApicSendMsi: uBusDevFn=%#x Msi (Addr=%#RX64 Data=%#x) uTagSrc=%#x\n", uBusDevFn,
244 pMsi->Addr.u64, pMsi->Data.u32, uTagSrc));
245 PDMIoApicSendMsi(pDevIns->Internal.s.pVMR3, uBusDevFn, pMsi, uTagSrc);
246}
247
248
249/** @interface_method_impl{PDMPCIHLPR3,pfnLock} */
250static DECLCALLBACK(int) pdmR3PciHlp_Lock(PPDMDEVINS pDevIns, int rc)
251{
252 PDMDEV_ASSERT_DEVINS(pDevIns);
253 LogFlow(("pdmR3PciHlp_Lock: caller='%s'/%d: rc=%Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
254 return pdmLockEx(pDevIns->Internal.s.pVMR3, rc);
255}
256
257
258/** @interface_method_impl{PDMPCIHLPR3,pfnUnlock} */
259static DECLCALLBACK(void) pdmR3PciHlp_Unlock(PPDMDEVINS pDevIns)
260{
261 PDMDEV_ASSERT_DEVINS(pDevIns);
262 LogFlow(("pdmR3PciHlp_Unlock: caller='%s'/%d:\n", pDevIns->pReg->szName, pDevIns->iInstance));
263 pdmUnlock(pDevIns->Internal.s.pVMR3);
264}
265
266
267/** @interface_method_impl{PDMPCIHLPR3,pfnGetBusByNo} */
268static DECLCALLBACK(PPDMDEVINS) pdmR3PciHlp_GetBusByNo(PPDMDEVINS pDevIns, uint32_t idxPdmBus)
269{
270 PDMDEV_ASSERT_DEVINS(pDevIns);
271 PVM pVM = pDevIns->Internal.s.pVMR3;
272 AssertReturn(idxPdmBus < RT_ELEMENTS(pVM->pdm.s.aPciBuses), NULL);
273 PPDMDEVINS pRetDevIns = pVM->pdm.s.aPciBuses[idxPdmBus].pDevInsR3;
274 LogFlow(("pdmR3PciHlp_GetBusByNo: caller='%s'/%d: returns %p\n", pDevIns->pReg->szName, pDevIns->iInstance, pRetDevIns));
275 return pRetDevIns;
276}
277
278
279/**
280 * PCI Bus Device Helpers.
281 */
282const PDMPCIHLPR3 g_pdmR3DevPciHlp =
283{
284 PDM_PCIHLPR3_VERSION,
285 pdmR3PciHlp_IsaSetIrq,
286 pdmR3PciHlp_IoApicSetIrq,
287 pdmR3PciHlp_IoApicSendMsi,
288 pdmR3PciHlp_Lock,
289 pdmR3PciHlp_Unlock,
290 pdmR3PciHlp_GetBusByNo,
291 PDM_PCIHLPR3_VERSION, /* the end */
292};
293
294/** @} */
295
296
297/** @name Ring-3 IOMMU Helpers
298 * @{
299 */
300
301/** @interface_method_impl{PDMIOMMUHLPR3,pfnLock} */
302static DECLCALLBACK(int) pdmR3IommuHlp_Lock(PPDMDEVINS pDevIns, int rc)
303{
304 PDMDEV_ASSERT_DEVINS(pDevIns);
305 LogFlowFunc(("caller='%s'/%d: rc=%Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
306 return pdmLockEx(pDevIns->Internal.s.pVMR3, rc);
307}
308
309
310/** @interface_method_impl{PDMIOMMUHLPR3,pfnUnlock} */
311static DECLCALLBACK(void) pdmR3IommuHlp_Unlock(PPDMDEVINS pDevIns)
312{
313 PDMDEV_ASSERT_DEVINS(pDevIns);
314 LogFlowFunc(("caller='%s'/%d:\n", pDevIns->pReg->szName, pDevIns->iInstance));
315 pdmUnlock(pDevIns->Internal.s.pVMR3);
316}
317
318
319/** @interface_method_impl{PDMIOMMUHLPR3,pfnLockIsOwner} */
320static DECLCALLBACK(bool) pdmR3IommuHlp_LockIsOwner(PPDMDEVINS pDevIns)
321{
322 PDMDEV_ASSERT_DEVINS(pDevIns);
323 LogFlowFunc(("caller='%s'/%d:\n", pDevIns->pReg->szName, pDevIns->iInstance));
324 return pdmLockIsOwner(pDevIns->Internal.s.pVMR3);
325}
326
327
328/** @interface_method_impl{PDMIOMMUHLPR3,pfnSendMsi} */
329static DECLCALLBACK(void) pdmR3IommuHlp_SendMsi(PPDMDEVINS pDevIns, PCMSIMSG pMsi, uint32_t uTagSrc)
330{
331 PDMDEV_ASSERT_DEVINS(pDevIns);
332 LogFlowFunc(("caller='%s'/%d:\n", pDevIns->pReg->szName, pDevIns->iInstance));
333 PDMIoApicSendMsi(pDevIns->Internal.s.pVMR3, NIL_PCIBDF, pMsi, uTagSrc);
334}
335
336
337/**
338 * IOMMU Device Helpers.
339 */
340const PDMIOMMUHLPR3 g_pdmR3DevIommuHlp =
341{
342 PDM_IOMMUHLPR3_VERSION,
343 pdmR3IommuHlp_Lock,
344 pdmR3IommuHlp_Unlock,
345 pdmR3IommuHlp_LockIsOwner,
346 pdmR3IommuHlp_SendMsi,
347 PDM_IOMMUHLPR3_VERSION /* the end */
348};
349
350/** @} */
351
352
353/** @name Ring-3 HPET Helpers
354 * @{
355 */
356
357/** @interface_method_impl{PDMHPETHLPR3,pfnSetLegacyMode} */
358static DECLCALLBACK(int) pdmR3HpetHlp_SetLegacyMode(PPDMDEVINS pDevIns, bool fActivated)
359{
360 PDMDEV_ASSERT_DEVINS(pDevIns);
361 LogFlow(("pdmR3HpetHlp_SetLegacyMode: caller='%s'/%d: fActivated=%RTbool\n", pDevIns->pReg->szName, pDevIns->iInstance, fActivated));
362
363 size_t i;
364 int rc = VINF_SUCCESS;
365 static const char * const s_apszDevsToNotify[] =
366 {
367 "i8254",
368 "mc146818"
369 };
370 for (i = 0; i < RT_ELEMENTS(s_apszDevsToNotify); i++)
371 {
372 PPDMIBASE pBase;
373 rc = PDMR3QueryDevice(pDevIns->Internal.s.pVMR3->pUVM, "i8254", 0, &pBase);
374 if (RT_SUCCESS(rc))
375 {
376 PPDMIHPETLEGACYNOTIFY pPort = PDMIBASE_QUERY_INTERFACE(pBase, PDMIHPETLEGACYNOTIFY);
377 AssertLogRelMsgBreakStmt(pPort, ("%s\n", s_apszDevsToNotify[i]), rc = VERR_PDM_HPET_LEGACY_NOTIFY_MISSING);
378 pPort->pfnModeChanged(pPort, fActivated);
379 }
380 else if ( rc == VERR_PDM_DEVICE_NOT_FOUND
381 || rc == VERR_PDM_DEVICE_INSTANCE_NOT_FOUND)
382 rc = VINF_SUCCESS; /* the device isn't configured, ignore. */
383 else
384 AssertLogRelMsgFailedBreak(("%s -> %Rrc\n", s_apszDevsToNotify[i], rc));
385 }
386
387 /* Don't bother cleaning up, any failure here will cause a guru meditation. */
388
389 LogFlow(("pdmR3HpetHlp_SetLegacyMode: caller='%s'/%d: returns %Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
390 return rc;
391}
392
393
394/** @interface_method_impl{PDMHPETHLPR3,pfnSetIrq} */
395static DECLCALLBACK(int) pdmR3HpetHlp_SetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel)
396{
397 PDMDEV_ASSERT_DEVINS(pDevIns);
398 LogFlow(("pdmR3HpetHlp_SetIrq: caller='%s'/%d: iIrq=%d iLevel=%d\n", pDevIns->pReg->szName, pDevIns->iInstance, iIrq, iLevel));
399 PVM pVM = pDevIns->Internal.s.pVMR3;
400
401 pdmLock(pVM);
402 uint32_t uTagSrc;
403 if (iLevel & PDM_IRQ_LEVEL_HIGH)
404 {
405 pDevIns->Internal.s.uLastIrqTag = uTagSrc = pdmCalcIrqTag(pVM, pDevIns->idTracing);
406 if (iLevel == PDM_IRQ_LEVEL_HIGH)
407 VBOXVMM_PDM_IRQ_HIGH(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
408 else
409 VBOXVMM_PDM_IRQ_HILO(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
410 }
411 else
412 uTagSrc = pDevIns->Internal.s.uLastIrqTag;
413
414 PDMIsaSetIrq(pVM, iIrq, iLevel, uTagSrc); /* (The API takes the lock recursively.) */
415
416 if (iLevel == PDM_IRQ_LEVEL_LOW)
417 VBOXVMM_PDM_IRQ_LOW(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
418 pdmUnlock(pVM);
419 return 0;
420}
421
422
423/**
424 * HPET Device Helpers.
425 */
426const PDMHPETHLPR3 g_pdmR3DevHpetHlp =
427{
428 PDM_HPETHLPR3_VERSION,
429 pdmR3HpetHlp_SetLegacyMode,
430 pdmR3HpetHlp_SetIrq,
431 PDM_HPETHLPR3_VERSION, /* the end */
432};
433
434/** @} */
435
436
437/** @name Ring-3 Raw PCI Device Helpers
438 * @{
439 */
440
441/** @interface_method_impl{PDMPCIRAWHLPR3,pfnGetRCHelpers} */
442static DECLCALLBACK(PCPDMPCIRAWHLPRC) pdmR3PciRawHlp_GetRCHelpers(PPDMDEVINS pDevIns)
443{
444 PDMDEV_ASSERT_DEVINS(pDevIns);
445 PVM pVM = pDevIns->Internal.s.pVMR3;
446 VM_ASSERT_EMT(pVM);
447
448 RTRCPTR pRCHelpers = NIL_RTRCPTR;
449#if 0
450 if (VM_IS_RAW_MODE_ENABLED(pVM))
451 {
452 int rc = PDMR3LdrGetSymbolRC(pVM, NULL, "g_pdmRCPciRawHlp", &pRCHelpers);
453 AssertReleaseRC(rc);
454 AssertRelease(pRCHelpers);
455 }
456#else
457 RT_NOREF(pVM, pDevIns);
458#endif
459
460 LogFlow(("pdmR3PciRawHlp_GetGCHelpers: caller='%s'/%d: returns %RRv\n",
461 pDevIns->pReg->szName, pDevIns->iInstance, pRCHelpers));
462 return pRCHelpers;
463}
464
465
466/** @interface_method_impl{PDMPCIRAWHLPR3,pfnGetR0Helpers} */
467static DECLCALLBACK(PCPDMPCIRAWHLPR0) pdmR3PciRawHlp_GetR0Helpers(PPDMDEVINS pDevIns)
468{
469 PDMDEV_ASSERT_DEVINS(pDevIns);
470 PVM pVM = pDevIns->Internal.s.pVMR3;
471 VM_ASSERT_EMT(pVM);
472 PCPDMHPETHLPR0 pR0Helpers = NIL_RTR0PTR;
473 int rc = PDMR3LdrGetSymbolR0(pVM, NULL, "g_pdmR0PciRawHlp", &pR0Helpers);
474 AssertReleaseRC(rc);
475 AssertRelease(pR0Helpers);
476 LogFlow(("pdmR3PciRawHlp_GetR0Helpers: caller='%s'/%d: returns %RHv\n",
477 pDevIns->pReg->szName, pDevIns->iInstance, pR0Helpers));
478 return pR0Helpers;
479}
480
481
482/**
483 * Raw PCI Device Helpers.
484 */
485const PDMPCIRAWHLPR3 g_pdmR3DevPciRawHlp =
486{
487 PDM_PCIRAWHLPR3_VERSION,
488 pdmR3PciRawHlp_GetRCHelpers,
489 pdmR3PciRawHlp_GetR0Helpers,
490 PDM_PCIRAWHLPR3_VERSION, /* the end */
491};
492
493/** @} */
494
495
496/* none yet */
497
498/**
499 * Firmware Device Helpers.
500 */
501const PDMFWHLPR3 g_pdmR3DevFirmwareHlp =
502{
503 PDM_FWHLPR3_VERSION,
504 PDM_FWHLPR3_VERSION
505};
506
507/**
508 * DMAC Device Helpers.
509 */
510const PDMDMACHLP g_pdmR3DevDmacHlp =
511{
512 PDM_DMACHLP_VERSION
513};
514
515
516
517
518/* none yet */
519
520/**
521 * RTC Device Helpers.
522 */
523const PDMRTCHLP g_pdmR3DevRtcHlp =
524{
525 PDM_RTCHLP_VERSION
526};
527
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