PDMGCDevice.cpp@ 9714

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1	/* $Id: PDMGCDevice.cpp 9231 2008-05-29 15:31:26Z vboxsync $ */
2	/** @file
3	* PDM - Pluggable Device and Driver Manager, GC Device parts.
4	*/
5
6	/*
7	* Copyright (C) 2006-2007 Sun Microsystems, Inc.
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*
17	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
18	* Clara, CA 95054 USA or visit http://www.sun.com if you need
19	* additional information or have any questions.
20	*/
21
22
23	/*******************************************************************************
24	* Header Files *
25	*******************************************************************************/
26	#define LOG_GROUP LOG_GROUP_PDM_DEVICE
27	#include "PDMInternal.h"
28	#include <VBox/pdm.h>
29	#include <VBox/pgm.h>
30	#include <VBox/mm.h>
31	#include <VBox/vm.h>
32	#include <VBox/patm.h>
33
34	#include <VBox/log.h>
35	#include <VBox/err.h>
36	#include <iprt/asm.h>
37	#include <iprt/assert.h>
38	#include <iprt/string.h>
39
40
41	/*******************************************************************************
42	* Defined Constants And Macros *
43	*******************************************************************************/
44	/** @def PDMDEV_ASSERT_DEVINS
45	* Asserts the validity of the driver instance.
46	*/
47	#ifdef VBOX_STRICT
48	# define PDMDEV_ASSERT_DEVINS(pDevIns) do { Assert(VALID_PTR(pDevIns)); \
49	Assert(pDevIns->u32Version == PDM_DEVINS_VERSION); \
50	Assert(pDevIns->pvInstanceDataGC == (void *)&pDevIns->achInstanceData[0]); \
51	} while (0)
52	#else
53	# define PDMDEV_ASSERT_DEVINS(pDevIns) do { } while (0)
54	#endif
55
56
57	/*******************************************************************************
58	* Global Variables *
59	*******************************************************************************/
60	__BEGIN_DECLS
61	extern DECLEXPORT(const PDMDEVHLPGC) g_pdmGCDevHlp;
62	extern DECLEXPORT(const PDMPICHLPGC) g_pdmGCPicHlp;
63	extern DECLEXPORT(const PDMAPICHLPGC) g_pdmGCApicHlp;
64	extern DECLEXPORT(const PDMIOAPICHLPGC) g_pdmGCIoApicHlp;
65	extern DECLEXPORT(const PDMPCIHLPGC) g_pdmGCPciHlp;
66	__END_DECLS
67
68
69	/*******************************************************************************
70	* Internal Functions *
71	*******************************************************************************/
72	/** @name GC Device Helpers
73	* @{
74	*/
75	static DECLCALLBACK(void) pdmGCDevHlp_PCISetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel);
76	static DECLCALLBACK(void) pdmGCDevHlp_ISASetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel);
77	static DECLCALLBACK(void) pdmGCDevHlp_PhysRead(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead);
78	static DECLCALLBACK(void) pdmGCDevHlp_PhysWrite(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite);
79	static DECLCALLBACK(bool) pdmGCDevHlp_A20IsEnabled(PPDMDEVINS pDevIns);
80	static DECLCALLBACK(int) pdmGCDevHlp_VMSetError(PPDMDEVINS pDevIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, ...);
81	static DECLCALLBACK(int) pdmGCDevHlp_VMSetErrorV(PPDMDEVINS pDevIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va);
82	static DECLCALLBACK(int) pdmGCDevHlp_VMSetRuntimeError(PPDMDEVINS pDevIns, bool fFatal, const char pszErrorID, const char pszFormat, ...);
83	static DECLCALLBACK(int) pdmGCDevHlp_VMSetRuntimeErrorV(PPDMDEVINS pDevIns, bool fFatal, const char pszErrorID, const char pszFormat, va_list va);
84	static DECLCALLBACK(int) pdmGCDevHlp_PATMSetMMIOPatchInfo(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPTR pCachedData);
85	/** @} */
86
87
88	/** @name PIC GC Helpers
89	* @{
90	*/
91	static DECLCALLBACK(void) pdmGCPicHlp_SetInterruptFF(PPDMDEVINS pDevIns);
92	static DECLCALLBACK(void) pdmGCPicHlp_ClearInterruptFF(PPDMDEVINS pDevIns);
93	#ifdef VBOX_WITH_PDM_LOCK
94	static DECLCALLBACK(int) pdmGCPicHlp_Lock(PPDMDEVINS pDevIns, int rc);
95	static DECLCALLBACK(void) pdmGCPicHlp_Unlock(PPDMDEVINS pDevIns);
96	#endif
97	/** @} */
98
99
100	/** @name APIC GC Helpers
101	* @{
102	*/
103	static DECLCALLBACK(void) pdmGCApicHlp_SetInterruptFF(PPDMDEVINS pDevIns);
104	static DECLCALLBACK(void) pdmGCApicHlp_ClearInterruptFF(PPDMDEVINS pDevIns);
105	static DECLCALLBACK(void) pdmGCApicHlp_ChangeFeature(PPDMDEVINS pDevIns, bool fEnabled);
106	#ifdef VBOX_WITH_PDM_LOCK
107	static DECLCALLBACK(int) pdmGCApicHlp_Lock(PPDMDEVINS pDevIns, int rc);
108	static DECLCALLBACK(void) pdmGCApicHlp_Unlock(PPDMDEVINS pDevIns);
109	#endif
110	/** @} */
111
112
113	/** @name I/O APIC GC Helpers
114	* @{
115	*/
116	static DECLCALLBACK(void) pdmGCIoApicHlp_ApicBusDeliver(PPDMDEVINS pDevIns, uint8_t u8Dest, uint8_t u8DestMode, uint8_t u8DeliveryMode,
117	uint8_t iVector, uint8_t u8Polarity, uint8_t u8TriggerMode);
118	#ifdef VBOX_WITH_PDM_LOCK
119	static DECLCALLBACK(int) pdmGCIoApicHlp_Lock(PPDMDEVINS pDevIns, int rc);
120	static DECLCALLBACK(void) pdmGCIoApicHlp_Unlock(PPDMDEVINS pDevIns);
121	#endif
122	/** @} */
123
124
125	/** @name PCI Bus GC Helpers
126	* @{
127	*/
128	static DECLCALLBACK(void) pdmGCPciHlp_IsaSetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel);
129	static DECLCALLBACK(void) pdmGCPciHlp_IoApicSetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel);
130	#ifdef VBOX_WITH_PDM_LOCK
131	static DECLCALLBACK(int) pdmGCPciHlp_Lock(PPDMDEVINS pDevIns, int rc);
132	static DECLCALLBACK(void) pdmGCPciHlp_Unlock(PPDMDEVINS pDevIns);
133	#endif
134	/** @} */
135
136
137	static void pdmGCIsaSetIrq(PVM pVM, int iIrq, int iLevel);
138	static void pdmGCIoApicSetIrq(PVM pVM, int iIrq, int iLevel);
139
140
141
142	/**
143	* The Guest Context Device Helper Callbacks.
144	*/
145	extern DECLEXPORT(const PDMDEVHLPGC) g_pdmGCDevHlp =
146	{
147	PDM_DEVHLPGC_VERSION,
148	pdmGCDevHlp_PCISetIrq,
149	pdmGCDevHlp_ISASetIrq,
150	pdmGCDevHlp_PhysRead,
151	pdmGCDevHlp_PhysWrite,
152	pdmGCDevHlp_A20IsEnabled,
153	pdmGCDevHlp_VMSetError,
154	pdmGCDevHlp_VMSetErrorV,
155	pdmGCDevHlp_VMSetRuntimeError,
156	pdmGCDevHlp_VMSetRuntimeErrorV,
157	pdmGCDevHlp_PATMSetMMIOPatchInfo,
158	PDM_DEVHLPGC_VERSION
159	};
160
161	/**
162	* The Guest Context PIC Helper Callbacks.
163	*/
164	extern DECLEXPORT(const PDMPICHLPGC) g_pdmGCPicHlp =
165	{
166	PDM_PICHLPGC_VERSION,
167	pdmGCPicHlp_SetInterruptFF,
168	pdmGCPicHlp_ClearInterruptFF,
169	#ifdef VBOX_WITH_PDM_LOCK
170	pdmGCPicHlp_Lock,
171	pdmGCPicHlp_Unlock,
172	#endif
173	PDM_PICHLPGC_VERSION
174	};
175
176
177	/**
178	* The Guest Context APIC Helper Callbacks.
179	*/
180	extern DECLEXPORT(const PDMAPICHLPGC) g_pdmGCApicHlp =
181	{
182	PDM_APICHLPGC_VERSION,
183	pdmGCApicHlp_SetInterruptFF,
184	pdmGCApicHlp_ClearInterruptFF,
185	pdmGCApicHlp_ChangeFeature,
186	#ifdef VBOX_WITH_PDM_LOCK
187	pdmGCApicHlp_Lock,
188	pdmGCApicHlp_Unlock,
189	#endif
190	PDM_APICHLPGC_VERSION
191	};
192
193
194	/**
195	* The Guest Context I/O APIC Helper Callbacks.
196	*/
197	extern DECLEXPORT(const PDMIOAPICHLPGC) g_pdmGCIoApicHlp =
198	{
199	PDM_IOAPICHLPGC_VERSION,
200	pdmGCIoApicHlp_ApicBusDeliver,
201	#ifdef VBOX_WITH_PDM_LOCK
202	pdmGCIoApicHlp_Lock,
203	pdmGCIoApicHlp_Unlock,
204	#endif
205	PDM_IOAPICHLPGC_VERSION
206	};
207
208
209	/**
210	* The Guest Context PCI Bus Helper Callbacks.
211	*/
212	extern DECLEXPORT(const PDMPCIHLPGC) g_pdmGCPciHlp =
213	{
214	PDM_PCIHLPGC_VERSION,
215	pdmGCPciHlp_IsaSetIrq,
216	pdmGCPciHlp_IoApicSetIrq,
217	#ifdef VBOX_WITH_PDM_LOCK
218	pdmGCPciHlp_Lock,
219	pdmGCPciHlp_Unlock,
220	#endif
221	PDM_PCIHLPGC_VERSION, /* the end */
222	};
223
224
225
226
227	/** @copydoc PDMDEVHLPGC::pfnPCISetIrq */
228	static DECLCALLBACK(void) pdmGCDevHlp_PCISetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel)
229	{
230	PDMDEV_ASSERT_DEVINS(pDevIns);
231	LogFlow(("pdmGCDevHlp_PCISetIrq: caller=%p/%d: iIrq=%d iLevel=%d\n", pDevIns, pDevIns->iInstance, iIrq, iLevel));
232
233	PVM pVM = pDevIns->Internal.s.pVMGC;
234	PPCIDEVICE pPciDev = pDevIns->Internal.s.pPciDeviceGC;
235	PPDMPCIBUS pPciBus = pDevIns->Internal.s.pPciBusGC;
236	if ( pPciDev
237	&& pPciBus
238	&& pPciBus->pDevInsGC)
239	{
240	pdmLock(pVM);
241	pPciBus->pfnSetIrqGC(pPciBus->pDevInsGC, pPciDev, iIrq, iLevel);
242	pdmUnlock(pVM);
243	}
244	else
245	{
246	/* queue for ring-3 execution. */
247	PPDMDEVHLPTASK pTask = (PPDMDEVHLPTASK)PDMQueueAlloc(pVM->pdm.s.pDevHlpQueueGC);
248	if (pTask)
249	{
250	pTask->enmOp = PDMDEVHLPTASKOP_PCI_SET_IRQ;
251	pTask->pDevInsHC = MMHyperGC2HC(pVM, pDevIns);
252	pTask->u.SetIRQ.iIrq = iIrq;
253	pTask->u.SetIRQ.iLevel = iLevel;
254
255	PDMQueueInsertEx(pVM->pdm.s.pDevHlpQueueGC, &pTask->Core, 0);
256	}
257	else
258	AssertMsgFailed(("We're out of devhlp queue items!!!\n"));
259	}
260
261	LogFlow(("pdmGCDevHlp_PCISetIrq: caller=%p/%d: returns void\n", pDevIns, pDevIns->iInstance));
262	}
263
264
265	/** @copydoc PDMDEVHLPGC::pfnPCISetIrq */
266	static DECLCALLBACK(void) pdmGCDevHlp_ISASetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel)
267	{
268	PDMDEV_ASSERT_DEVINS(pDevIns);
269	LogFlow(("pdmGCDevHlp_ISASetIrq: caller=%p/%d: iIrq=%d iLevel=%d\n", pDevIns, pDevIns->iInstance, iIrq, iLevel));
270
271	pdmGCIsaSetIrq(pDevIns->Internal.s.pVMGC, iIrq, iLevel);
272
273	LogFlow(("pdmGCDevHlp_ISASetIrq: caller=%p/%d: returns void\n", pDevIns, pDevIns->iInstance));
274	}
275
276
277	/** @copydoc PDMDEVHLPGC::pfnPhysRead */
278	static DECLCALLBACK(void) pdmGCDevHlp_PhysRead(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead)
279	{
280	PDMDEV_ASSERT_DEVINS(pDevIns);
281	LogFlow(("pdmGCDevHlp_PhysRead: caller=%p/%d: GCPhys=%VGp pvBuf=%p cbRead=%#x\n",
282	pDevIns, pDevIns->iInstance, GCPhys, pvBuf, cbRead));
283
284	PGMPhysRead(pDevIns->Internal.s.pVMGC, GCPhys, pvBuf, cbRead);
285
286	Log(("pdmGCDevHlp_PhysRead: caller=%p/%d: returns void\n", pDevIns, pDevIns->iInstance));
287	}
288
289
290	/** @copydoc PDMDEVHLPGC::pfnPhysWrite */
291	static DECLCALLBACK(void) pdmGCDevHlp_PhysWrite(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite)
292	{
293	PDMDEV_ASSERT_DEVINS(pDevIns);
294	LogFlow(("pdmGCDevHlp_PhysWrite: caller=%p/%d: GCPhys=%VGp pvBuf=%p cbWrite=%#x\n",
295	pDevIns, pDevIns->iInstance, GCPhys, pvBuf, cbWrite));
296
297	PGMPhysWrite(pDevIns->Internal.s.pVMGC, GCPhys, pvBuf, cbWrite);
298
299	Log(("pdmGCDevHlp_PhysWrite: caller=%p/%d: returns void\n", pDevIns, pDevIns->iInstance));
300	}
301
302
303	/** @copydoc PDMDEVHLPGC::pfnA20IsEnabled */
304	static DECLCALLBACK(bool) pdmGCDevHlp_A20IsEnabled(PPDMDEVINS pDevIns)
305	{
306	PDMDEV_ASSERT_DEVINS(pDevIns);
307	LogFlow(("pdmGCDevHlp_A20IsEnabled: caller=%p/%d:\n", pDevIns, pDevIns->iInstance));
308
309	bool fEnabled = PGMPhysIsA20Enabled(pDevIns->Internal.s.pVMGC);
310
311	Log(("pdmGCDevHlp_A20IsEnabled: caller=%p/%d: returns %RTbool\n", pDevIns, pDevIns->iInstance, fEnabled));
312	return fEnabled;
313	}
314
315
316	/** @copydoc PDMDEVHLPGC::pfnVMSetError */
317	static DECLCALLBACK(int) pdmGCDevHlp_VMSetError(PPDMDEVINS pDevIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, ...)
318	{
319	PDMDEV_ASSERT_DEVINS(pDevIns);
320	va_list args;
321	va_start(args, pszFormat);
322	int rc2 = VMSetErrorV(pDevIns->Internal.s.pVMGC, rc, RT_SRC_POS_ARGS, pszFormat, args); Assert(rc2 == rc); NOREF(rc2);
323	va_end(args);
324	return rc;
325	}
326
327
328	/** @copydoc PDMDEVHLPGC::pfnVMSetErrorV */
329	static DECLCALLBACK(int) pdmGCDevHlp_VMSetErrorV(PPDMDEVINS pDevIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va)
330	{
331	PDMDEV_ASSERT_DEVINS(pDevIns);
332	int rc2 = VMSetErrorV(pDevIns->Internal.s.pVMGC, rc, RT_SRC_POS_ARGS, pszFormat, va); Assert(rc2 == rc); NOREF(rc2);
333	return rc;
334	}
335
336
337	/** @copydoc PDMDEVHLPGC::pfnVMSetRuntimeError */
338	static DECLCALLBACK(int) pdmGCDevHlp_VMSetRuntimeError(PPDMDEVINS pDevIns, bool fFatal, const char pszErrorID, const char pszFormat, ...)
339	{
340	PDMDEV_ASSERT_DEVINS(pDevIns);
341	va_list args;
342	va_start(args, pszFormat);
343	int rc = VMSetRuntimeErrorV(pDevIns->Internal.s.pVMGC, fFatal, pszErrorID, pszFormat, args);
344	va_end(args);
345	return rc;
346	}
347
348
349	/** @copydoc PDMDEVHLPGC::pfnVMSetErrorV */
350	static DECLCALLBACK(int) pdmGCDevHlp_VMSetRuntimeErrorV(PPDMDEVINS pDevIns, bool fFatal, const char pszErrorID, const char pszFormat, va_list va)
351	{
352	PDMDEV_ASSERT_DEVINS(pDevIns);
353	int rc = VMSetRuntimeErrorV(pDevIns->Internal.s.pVMGC, fFatal, pszErrorID, pszFormat, va);
354	return rc;
355	}
356
357
358	/** @copydoc PDMDEVHLPGC::pdmGCDevHlp_PATMSetMMIOPatchInfo */
359	static DECLCALLBACK(int) pdmGCDevHlp_PATMSetMMIOPatchInfo(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPTR pCachedData)
360	{
361	PDMDEV_ASSERT_DEVINS(pDevIns);
362	LogFlow(("pdmGCDevHlp_PATMSetMMIOPatchInfo: caller=%p/%d:\n", pDevIns, pDevIns->iInstance));
363
364	return PATMSetMMIOPatchInfo(pDevIns->Internal.s.pVMGC, GCPhys, (RTRCPTR)pCachedData);
365	}
366
367
368
369
370	/** @copydoc PDMPICHLPGC::pfnSetInterruptFF */
371	static DECLCALLBACK(void) pdmGCPicHlp_SetInterruptFF(PPDMDEVINS pDevIns)
372	{
373	PDMDEV_ASSERT_DEVINS(pDevIns);
374	LogFlow(("pdmGCPicHlp_SetInterruptFF: caller=%p/%d: VM_FF_INTERRUPT_PIC %d -> 1\n",
375	pDevIns, pDevIns->iInstance, VM_FF_ISSET(pDevIns->Internal.s.pVMGC, VM_FF_INTERRUPT_PIC)));
376	VM_FF_SET(pDevIns->Internal.s.pVMGC, VM_FF_INTERRUPT_PIC);
377	}
378
379
380	/** @copydoc PDMPICHLPGC::pfnClearInterruptFF */
381	static DECLCALLBACK(void) pdmGCPicHlp_ClearInterruptFF(PPDMDEVINS pDevIns)
382	{
383	PDMDEV_ASSERT_DEVINS(pDevIns);
384	LogFlow(("pdmGCPicHlp_ClearInterruptFF: caller=%p/%d: VM_FF_INTERRUPT_PIC %d -> 0\n",
385	pDevIns, pDevIns->iInstance, VM_FF_ISSET(pDevIns->Internal.s.pVMGC, VM_FF_INTERRUPT_PIC)));
386	VM_FF_CLEAR(pDevIns->Internal.s.pVMGC, VM_FF_INTERRUPT_PIC);
387	}
388
389
390	#ifdef VBOX_WITH_PDM_LOCK
391	/** @copydoc PDMPICHLPGC::pfnLock */
392	static DECLCALLBACK(int) pdmGCPicHlp_Lock(PPDMDEVINS pDevIns, int rc)
393	{
394	PDMDEV_ASSERT_DEVINS(pDevIns);
395	return pdmLockEx(pDevIns->Internal.s.pVMGC, rc);
396	}
397
398
399	/** @copydoc PDMPICHLPGC::pfnUnlock */
400	static DECLCALLBACK(void) pdmGCPicHlp_Unlock(PPDMDEVINS pDevIns)
401	{
402	PDMDEV_ASSERT_DEVINS(pDevIns);
403	pdmUnlock(pDevIns->Internal.s.pVMGC);
404	}
405	#endif /* VBOX_WITH_PDM_LOCK */
406
407
408
409
410	/** @copydoc PDMAPICHLPGC::pfnSetInterruptFF */
411	static DECLCALLBACK(void) pdmGCApicHlp_SetInterruptFF(PPDMDEVINS pDevIns)
412	{
413	PDMDEV_ASSERT_DEVINS(pDevIns);
414	LogFlow(("pdmGCApicHlp_SetInterruptFF: caller=%p/%d: VM_FF_INTERRUPT %d -> 1\n",
415	pDevIns, pDevIns->iInstance, VM_FF_ISSET(pDevIns->Internal.s.pVMGC, VM_FF_INTERRUPT_APIC)));
416	VM_FF_SET(pDevIns->Internal.s.pVMGC, VM_FF_INTERRUPT_APIC);
417	}
418
419
420	/** @copydoc PDMAPICHLPGC::pfnClearInterruptFF */
421	static DECLCALLBACK(void) pdmGCApicHlp_ClearInterruptFF(PPDMDEVINS pDevIns)
422	{
423	PDMDEV_ASSERT_DEVINS(pDevIns);
424	LogFlow(("pdmGCApicHlp_ClearInterruptFF: caller=%p/%d: VM_FF_INTERRUPT %d -> 0\n",
425	pDevIns, pDevIns->iInstance, VM_FF_ISSET(pDevIns->Internal.s.pVMGC, VM_FF_INTERRUPT_APIC)));
426	VM_FF_CLEAR(pDevIns->Internal.s.pVMGC, VM_FF_INTERRUPT_APIC);
427	}
428
429
430	/** @copydoc PDMAPICHLPGC::pfnChangeFeature */
431	static DECLCALLBACK(void) pdmGCApicHlp_ChangeFeature(PPDMDEVINS pDevIns, bool fEnabled)
432	{
433	PDMDEV_ASSERT_DEVINS(pDevIns);
434	LogFlow(("pdmGCApicHlp_ChangeFeature: caller=%p/%d: fEnabled=%RTbool\n", pDevIns, pDevIns->iInstance, fEnabled));
435	if (fEnabled)
436	CPUMSetGuestCpuIdFeature(pDevIns->Internal.s.pVMGC, CPUMCPUIDFEATURE_APIC);
437	else
438	CPUMClearGuestCpuIdFeature(pDevIns->Internal.s.pVMGC, CPUMCPUIDFEATURE_APIC);
439	}
440
441
442	#ifdef VBOX_WITH_PDM_LOCK
443	/** @copydoc PDMAPICHLPGC::pfnLock */
444	static DECLCALLBACK(int) pdmGCApicHlp_Lock(PPDMDEVINS pDevIns, int rc)
445	{
446	PDMDEV_ASSERT_DEVINS(pDevIns);
447	return pdmLockEx(pDevIns->Internal.s.pVMGC, rc);
448	}
449
450
451	/** @copydoc PDMAPICHLPGC::pfnUnlock */
452	static DECLCALLBACK(void) pdmGCApicHlp_Unlock(PPDMDEVINS pDevIns)
453	{
454	PDMDEV_ASSERT_DEVINS(pDevIns);
455	pdmUnlock(pDevIns->Internal.s.pVMGC);
456	}
457	#endif /* VBOX_WITH_PDM_LOCK */
458
459
460
461
462	/** @copydoc PDMIOAPICHLPGC::pfnApicBusDeliver */
463	static DECLCALLBACK(void) pdmGCIoApicHlp_ApicBusDeliver(PPDMDEVINS pDevIns, uint8_t u8Dest, uint8_t u8DestMode, uint8_t u8DeliveryMode,
464	uint8_t iVector, uint8_t u8Polarity, uint8_t u8TriggerMode)
465	{
466	PDMDEV_ASSERT_DEVINS(pDevIns);
467	PVM pVM = pDevIns->Internal.s.pVMGC;
468	LogFlow(("pdmGCIoApicHlp_ApicBusDeliver: caller=%p/%d: u8Dest=%RX8 u8DestMode=%RX8 u8DeliveryMode=%RX8 iVector=%RX8 u8Polarity=%RX8 u8TriggerMode=%RX8\n",
469	pDevIns, pDevIns->iInstance, u8Dest, u8DestMode, u8DeliveryMode, iVector, u8Polarity, u8TriggerMode));
470	if (pVM->pdm.s.Apic.pfnBusDeliverGC)
471	pVM->pdm.s.Apic.pfnBusDeliverGC(pVM->pdm.s.Apic.pDevInsGC, u8Dest, u8DestMode, u8DeliveryMode, iVector, u8Polarity, u8TriggerMode);
472	}
473
474
475	#ifdef VBOX_WITH_PDM_LOCK
476	/** @copydoc PDMIOAPICHLPGC::pfnLock */
477	static DECLCALLBACK(int) pdmGCIoApicHlp_Lock(PPDMDEVINS pDevIns, int rc)
478	{
479	PDMDEV_ASSERT_DEVINS(pDevIns);
480	return pdmLockEx(pDevIns->Internal.s.pVMGC, rc);
481	}
482
483
484	/** @copydoc PDMIOAPICHLPGC::pfnUnlock */
485	static DECLCALLBACK(void) pdmGCIoApicHlp_Unlock(PPDMDEVINS pDevIns)
486	{
487	PDMDEV_ASSERT_DEVINS(pDevIns);
488	pdmUnlock(pDevIns->Internal.s.pVMGC);
489	}
490	#endif /* VBOX_WITH_PDM_LOCK */
491
492
493
494
495	/** @copydoc PDMPCIHLPGC::pfnIsaSetIrq */
496	static DECLCALLBACK(void) pdmGCPciHlp_IsaSetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel)
497	{
498	PDMDEV_ASSERT_DEVINS(pDevIns);
499	Log4(("pdmGCPciHlp_IsaSetIrq: iIrq=%d iLevel=%d\n", iIrq, iLevel));
500	pdmGCIsaSetIrq(pDevIns->Internal.s.pVMGC, iIrq, iLevel);
501	}
502
503
504	/** @copydoc PDMPCIHLPGC::pfnIoApicSetIrq */
505	static DECLCALLBACK(void) pdmGCPciHlp_IoApicSetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel)
506	{
507	PDMDEV_ASSERT_DEVINS(pDevIns);
508	Log4(("pdmGCPciHlp_IsaSetIrq: iIrq=%d iLevel=%d\n", iIrq, iLevel));
509	pdmGCIoApicSetIrq(pDevIns->Internal.s.pVMGC, iIrq, iLevel);
510	}
511
512
513	#ifdef VBOX_WITH_PDM_LOCK
514	/** @copydoc PDMPCIHLPGC::pfnLock */
515	static DECLCALLBACK(int) pdmGCPciHlp_Lock(PPDMDEVINS pDevIns, int rc)
516	{
517	PDMDEV_ASSERT_DEVINS(pDevIns);
518	return pdmLockEx(pDevIns->Internal.s.pVMGC, rc);
519	}
520
521
522	/** @copydoc PDMPCIHLPGC::pfnUnlock */
523	static DECLCALLBACK(void) pdmGCPciHlp_Unlock(PPDMDEVINS pDevIns)
524	{
525	PDMDEV_ASSERT_DEVINS(pDevIns);
526	pdmUnlock(pDevIns->Internal.s.pVMGC);
527	}
528	#endif /* VBOX_WITH_PDM_LOCK */
529
530
531
532
533	/**
534	* Sets an irq on the I/O APIC.
535	*
536	* @param pVM The VM handle.
537	* @param iIrq The irq.
538	* @param iLevel The new level.
539	*/
540	static void pdmGCIsaSetIrq(PVM pVM, int iIrq, int iLevel)
541	{
542	if ( ( pVM->pdm.s.IoApic.pDevInsGC
543	\|\| !pVM->pdm.s.IoApic.pDevInsR3)
544	&& ( pVM->pdm.s.Pic.pDevInsGC
545	\|\| !pVM->pdm.s.Pic.pDevInsR3))
546	{
547	pdmLock(pVM);
548	if (pVM->pdm.s.Pic.pDevInsGC)
549	pVM->pdm.s.Pic.pfnSetIrqGC(pVM->pdm.s.Pic.pDevInsGC, iIrq, iLevel);
550	if (pVM->pdm.s.IoApic.pDevInsGC)
551	pVM->pdm.s.IoApic.pfnSetIrqGC(pVM->pdm.s.IoApic.pDevInsGC, iIrq, iLevel);
552	pdmUnlock(pVM);
553	}
554	else
555	{
556	/* queue for ring-3 execution. */
557	PPDMDEVHLPTASK pTask = (PPDMDEVHLPTASK)PDMQueueAlloc(pVM->pdm.s.pDevHlpQueueGC);
558	if (pTask)
559	{
560	pTask->enmOp = PDMDEVHLPTASKOP_ISA_SET_IRQ;
561	pTask->pDevInsHC = 0; /* not required */
562	pTask->u.SetIRQ.iIrq = iIrq;
563	pTask->u.SetIRQ.iLevel = iLevel;
564
565	PDMQueueInsertEx(pVM->pdm.s.pDevHlpQueueGC, &pTask->Core, 0);
566	}
567	else
568	AssertMsgFailed(("We're out of devhlp queue items!!!\n"));
569	}
570	}
571
572
573	/**
574	* Sets an irq on the I/O APIC.
575	*
576	* @param pVM The VM handle.
577	* @param iIrq The irq.
578	* @param iLevel The new level.
579	*/
580	static void pdmGCIoApicSetIrq(PVM pVM, int iIrq, int iLevel)
581	{
582	if (pVM->pdm.s.IoApic.pDevInsGC)
583	{
584	pdmLock(pVM);
585	pVM->pdm.s.IoApic.pfnSetIrqGC(pVM->pdm.s.IoApic.pDevInsGC, iIrq, iLevel);
586	pdmUnlock(pVM);
587	}
588	else if (pVM->pdm.s.IoApic.pDevInsR3)
589	{
590	/* queue for ring-3 execution. */
591	PPDMDEVHLPTASK pTask = (PPDMDEVHLPTASK)PDMQueueAlloc(pVM->pdm.s.pDevHlpQueueGC);
592	if (pTask)
593	{
594	pTask->enmOp = PDMDEVHLPTASKOP_IOAPIC_SET_IRQ;
595	pTask->pDevInsHC = 0; /* not required */
596	pTask->u.SetIRQ.iIrq = iIrq;
597	pTask->u.SetIRQ.iLevel = iLevel;
598
599	PDMQueueInsertEx(pVM->pdm.s.pDevHlpQueueGC, &pTask->Core, 0);
600	}
601	else
602	AssertMsgFailed(("We're out of devhlp queue items!!!\n"));
603	}
604	}

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source: vbox/trunk/src/VBox/VMM/VMMGC/PDMGCDevice.cpp@ 9714

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