1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
|
/** @file
* IOM - Input / Output Monitor.
*/
/*
* Copyright (C) 2006-2020 Oracle Corporation
*
* 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.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
#ifndef VBOX_INCLUDED_vmm_iom_h
#define VBOX_INCLUDED_vmm_iom_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <VBox/types.h>
#include <VBox/dis.h>
#include <VBox/vmm/dbgf.h>
RT_C_DECLS_BEGIN
/** @defgroup grp_iom The Input / Ouput Monitor API
* @ingroup grp_vmm
* @{
*/
/** @def IOM_NO_PDMINS_CHECKS
* Until all devices have been fully adjusted to PDM style, the pPdmIns
* parameter is not checked by IOM.
* @todo Check this again, now.
*/
#define IOM_NO_PDMINS_CHECKS
/**
* Macro for checking if an I/O or MMIO emulation call succeeded.
*
* This macro shall only be used with the IOM APIs where it's mentioned
* in the return value description. And there it must be used to correctly
* determine if the call succeeded and things like the RIP needs updating.
*
*
* @returns Success indicator (true/false).
*
* @param rc The status code. This may be evaluated
* more than once!
*
* @remarks To avoid making assumptions about the layout of the
* VINF_EM_FIRST...VINF_EM_LAST range we're checking explicitly for
* each exact exception. However, for efficiency we ASSUME that the
* VINF_EM_LAST is smaller than most of the relevant status codes. We
* also ASSUME that the VINF_EM_RESCHEDULE_REM status code is the
* most frequent status code we'll enounter in this range.
*
* @todo Will have to add VINF_EM_DBG_HYPER_BREAKPOINT if the
* I/O port and MMIO breakpoints should trigger before
* the I/O is done. Currently, we don't implement these
* kind of breakpoints.
*/
#ifdef IN_RING3
# define IOM_SUCCESS(rc) ( (rc) == VINF_SUCCESS \
|| ( (rc) <= VINF_EM_LAST \
&& (rc) != VINF_EM_RESCHEDULE_REM \
&& (rc) >= VINF_EM_FIRST \
&& (rc) != VINF_EM_RESCHEDULE_RAW \
&& (rc) != VINF_EM_RESCHEDULE_HM \
) \
)
#else
# define IOM_SUCCESS(rc) ( (rc) == VINF_SUCCESS \
|| ( (rc) <= VINF_EM_LAST \
&& (rc) != VINF_EM_RESCHEDULE_REM \
&& (rc) >= VINF_EM_FIRST \
&& (rc) != VINF_EM_RESCHEDULE_RAW \
&& (rc) != VINF_EM_RESCHEDULE_HM \
) \
|| (rc) == VINF_IOM_R3_IOPORT_COMMIT_WRITE \
|| (rc) == VINF_IOM_R3_MMIO_COMMIT_WRITE \
)
#endif
/** @name IOMMMIO_FLAGS_XXX
* @{ */
/** Pass all reads thru unmodified. */
#define IOMMMIO_FLAGS_READ_PASSTHRU UINT32_C(0x00000000)
/** All read accesses are DWORD sized (32-bit). */
#define IOMMMIO_FLAGS_READ_DWORD UINT32_C(0x00000001)
/** All read accesses are DWORD (32-bit) or QWORD (64-bit) sized.
* Only accesses that are both QWORD sized and aligned are performed as QWORD.
* All other access will be done DWORD fashion (because it is way simpler). */
#define IOMMMIO_FLAGS_READ_DWORD_QWORD UINT32_C(0x00000002)
/** The read access mode mask. */
#define IOMMMIO_FLAGS_READ_MODE UINT32_C(0x00000003)
/** Pass all writes thru unmodified. */
#define IOMMMIO_FLAGS_WRITE_PASSTHRU UINT32_C(0x00000000)
/** All write accesses are DWORD (32-bit) sized and unspecified bytes are
* written as zero. */
#define IOMMMIO_FLAGS_WRITE_DWORD_ZEROED UINT32_C(0x00000010)
/** All write accesses are either DWORD (32-bit) or QWORD (64-bit) sized,
* missing bytes will be written as zero. Only accesses that are both QWORD
* sized and aligned are performed as QWORD, all other accesses will be done
* DWORD fashion (because it's way simpler). */
#define IOMMMIO_FLAGS_WRITE_DWORD_QWORD_ZEROED UINT32_C(0x00000020)
/** All write accesses are DWORD (32-bit) sized and unspecified bytes are
* read from the device first as DWORDs.
* @remarks This isn't how it happens on real hardware, but it allows
* simplifications of devices where reads doesn't change the device
* state in any way. */
#define IOMMMIO_FLAGS_WRITE_DWORD_READ_MISSING UINT32_C(0x00000030)
/** All write accesses are DWORD (32-bit) or QWORD (64-bit) sized and
* unspecified bytes are read from the device first as DWORDs. Only accesses
* that are both QWORD sized and aligned are performed as QWORD, all other
* accesses will be done DWORD fashion (because it's way simpler).
* @remarks This isn't how it happens on real hardware, but it allows
* simplifications of devices where reads doesn't change the device
* state in any way. */
#define IOMMMIO_FLAGS_WRITE_DWORD_QWORD_READ_MISSING UINT32_C(0x00000040)
/** All write accesses are DWORD (32-bit) sized and aligned, attempts at other
* accesses are ignored.
* @remarks E1000, APIC */
#define IOMMMIO_FLAGS_WRITE_ONLY_DWORD UINT32_C(0x00000050)
/** All write accesses are DWORD (32-bit) or QWORD (64-bit) sized and aligned,
* attempts at other accesses are ignored.
* @remarks Seemingly required by AHCI (although I doubt it's _really_
* required as EM/REM doesn't do the right thing in ring-3 anyway,
* esp. not in raw-mode). */
#define IOMMMIO_FLAGS_WRITE_ONLY_DWORD_QWORD UINT32_C(0x00000060)
/** The read access mode mask. */
#define IOMMMIO_FLAGS_WRITE_MODE UINT32_C(0x00000070)
/** Whether to do a DBGSTOP on complicated reads.
* What this includes depends on the read mode, but generally all misaligned
* reads as well as word and byte reads and maybe qword reads. */
#define IOMMMIO_FLAGS_DBGSTOP_ON_COMPLICATED_READ UINT32_C(0x00000100)
/** Whether to do a DBGSTOP on complicated writes.
* This depends on the write mode, but generally all writes where we have to
* supply bytes (zero them or read them). */
#define IOMMMIO_FLAGS_DBGSTOP_ON_COMPLICATED_WRITE UINT32_C(0x00000200)
/** Pass the absolute physical address (GC) to the callback rather than the
* relative one.
* @note New-style only, is implicit in old-style interface. */
#define IOMMMIO_FLAGS_ABS UINT32_C(0x00001000)
/** Mask of valid flags. */
#define IOMMMIO_FLAGS_VALID_MASK UINT32_C(0x00001373)
/** @} */
/**
* Checks whether the write mode allows aligned QWORD accesses to be passed
* thru to the device handler.
* @param a_fFlags The MMIO handler flags.
*/
#define IOMMMIO_DOES_WRITE_MODE_ALLOW_QWORD(a_fFlags) \
( ((a_fFlags) & IOMMMIO_FLAGS_WRITE_MODE) == IOMMMIO_FLAGS_WRITE_DWORD_QWORD_ZEROED \
|| ((a_fFlags) & IOMMMIO_FLAGS_WRITE_MODE) == IOMMMIO_FLAGS_WRITE_DWORD_QWORD_READ_MISSING \
|| ((a_fFlags) & IOMMMIO_FLAGS_WRITE_MODE) == IOMMMIO_FLAGS_WRITE_ONLY_DWORD_QWORD )
/**
* Port I/O Handler for IN operations.
*
* @returns VINF_SUCCESS or VINF_EM_*.
* @returns VERR_IOM_IOPORT_UNUSED if the port is really unused and a ~0 value should be returned.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param uPort Port number used for the IN operation.
* @param pu32 Where to store the result. This is always a 32-bit
* variable regardless of what @a cb might say.
* @param cb Number of bytes read.
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(int) FNIOMIOPORTIN(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT uPort, uint32_t *pu32, unsigned cb);
/** Pointer to a FNIOMIOPORTIN(). */
typedef FNIOMIOPORTIN *PFNIOMIOPORTIN;
/**
* Port I/O Handler for string IN operations.
*
* @returns VINF_SUCCESS or VINF_EM_*.
* @returns VERR_IOM_IOPORT_UNUSED if the port is really unused and a ~0 value should be returned.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param uPort Port number used for the IN operation.
* @param pbDst Pointer to the destination buffer.
* @param pcTransfers Pointer to the number of transfer units to read, on
* return remaining transfer units.
* @param cb Size of the transfer unit (1, 2 or 4 bytes).
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(int) FNIOMIOPORTINSTRING(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT uPort, uint8_t *pbDst,
uint32_t *pcTransfers, unsigned cb);
/** Pointer to a FNIOMIOPORTINSTRING(). */
typedef FNIOMIOPORTINSTRING *PFNIOMIOPORTINSTRING;
/**
* Port I/O Handler for OUT operations.
*
* @returns VINF_SUCCESS or VINF_EM_*.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param uPort Port number used for the OUT operation.
* @param u32 The value to output.
* @param cb The value size in bytes.
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(int) FNIOMIOPORTOUT(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT uPort, uint32_t u32, unsigned cb);
/** Pointer to a FNIOMIOPORTOUT(). */
typedef FNIOMIOPORTOUT *PFNIOMIOPORTOUT;
/**
* Port I/O Handler for string OUT operations.
*
* @returns VINF_SUCCESS or VINF_EM_*.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param uPort Port number used for the OUT operation.
* @param pbSrc Pointer to the source buffer.
* @param pcTransfers Pointer to the number of transfer units to write, on
* return remaining transfer units.
* @param cb Size of the transfer unit (1, 2 or 4 bytes).
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(int) FNIOMIOPORTOUTSTRING(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT uPort, const uint8_t *pbSrc,
uint32_t *pcTransfers, unsigned cb);
/** Pointer to a FNIOMIOPORTOUTSTRING(). */
typedef FNIOMIOPORTOUTSTRING *PFNIOMIOPORTOUTSTRING;
/**
* Port I/O Handler for IN operations.
*
* @returns VINF_SUCCESS or VINF_EM_*.
* @returns VERR_IOM_IOPORT_UNUSED if the port is really unused and a ~0 value should be returned.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param offPort The port number if IOM_IOPORT_F_ABS is used, otherwise
* relative to the mapping base.
* @param pu32 Where to store the result. This is always a 32-bit
* variable regardless of what @a cb might say.
* @param cb Number of bytes read.
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(VBOXSTRICTRC) FNIOMIOPORTNEWIN(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint32_t *pu32, unsigned cb);
/** Pointer to a FNIOMIOPORTNEWIN(). */
typedef FNIOMIOPORTNEWIN *PFNIOMIOPORTNEWIN;
/**
* Port I/O Handler for string IN operations.
*
* @returns VINF_SUCCESS or VINF_EM_*.
* @returns VERR_IOM_IOPORT_UNUSED if the port is really unused and a ~0 value should be returned.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param offPort The port number if IOM_IOPORT_F_ABS is used, otherwise
* relative to the mapping base.
* @param pbDst Pointer to the destination buffer.
* @param pcTransfers Pointer to the number of transfer units to read, on
* return remaining transfer units.
* @param cb Size of the transfer unit (1, 2 or 4 bytes).
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(VBOXSTRICTRC) FNIOMIOPORTNEWINSTRING(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint8_t *pbDst,
uint32_t *pcTransfers, unsigned cb);
/** Pointer to a FNIOMIOPORTNEWINSTRING(). */
typedef FNIOMIOPORTNEWINSTRING *PFNIOMIOPORTNEWINSTRING;
/**
* Port I/O Handler for OUT operations.
*
* @returns VINF_SUCCESS or VINF_EM_*.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param offPort The port number if IOM_IOPORT_F_ABS is used, otherwise
* relative to the mapping base.
* @param u32 The value to output.
* @param cb The value size in bytes.
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(VBOXSTRICTRC) FNIOMIOPORTNEWOUT(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint32_t u32, unsigned cb);
/** Pointer to a FNIOMIOPORTNEWOUT(). */
typedef FNIOMIOPORTNEWOUT *PFNIOMIOPORTNEWOUT;
/**
* Port I/O Handler for string OUT operations.
*
* @returns VINF_SUCCESS or VINF_EM_*.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param offPort The port number if IOM_IOPORT_F_ABS is used, otherwise
* relative to the mapping base.
* @param pbSrc Pointer to the source buffer.
* @param pcTransfers Pointer to the number of transfer units to write, on
* return remaining transfer units.
* @param cb Size of the transfer unit (1, 2 or 4 bytes).
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(VBOXSTRICTRC) FNIOMIOPORTNEWOUTSTRING(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, const uint8_t *pbSrc,
uint32_t *pcTransfers, unsigned cb);
/** Pointer to a FNIOMIOPORTNEWOUTSTRING(). */
typedef FNIOMIOPORTNEWOUTSTRING *PFNIOMIOPORTNEWOUTSTRING;
/**
* I/O port description.
*
* If both pszIn and pszOut are NULL, the entry is considered a terminator.
*/
typedef struct IOMIOPORTDESC
{
/** Brief description / name of the IN port. */
const char *pszIn;
/** Brief description / name of the OUT port. */
const char *pszOut;
/** Detailed description of the IN port, optional. */
const char *pszInDetail;
/** Detialed description of the OUT port, optional. */
const char *pszOutDetail;
} IOMIOPORTDESC;
/** Pointer to an I/O port description. */
typedef IOMIOPORTDESC const *PCIOMIOPORTDESC;
/**
* Memory mapped I/O Handler for read operations.
*
* @returns VBox status code.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param GCPhysAddr Physical address (in GC) where the read starts.
* @param pv Where to store the result.
* @param cb Number of bytes read.
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(int) FNIOMMMIOREAD(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS GCPhysAddr, void *pv, unsigned cb);
/** Pointer to a FNIOMMMIOREAD(). */
typedef FNIOMMMIOREAD *PFNIOMMMIOREAD;
/**
* Memory mapped I/O Handler for write operations.
*
* @returns VBox status code.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param GCPhysAddr Physical address (in GC) where the read starts.
* @param pv Where to fetch the result.
* @param cb Number of bytes to write.
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(int) FNIOMMMIOWRITE(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS GCPhysAddr, void const *pv, unsigned cb);
/** Pointer to a FNIOMMMIOWRITE(). */
typedef FNIOMMMIOWRITE *PFNIOMMMIOWRITE;
/**
* Memory mapped I/O Handler for memset operations, actually for REP STOS* instructions handling.
*
* @returns VBox status code.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param GCPhysAddr Physical address (in GC) where the write starts.
* @param u32Item Byte/Word/Dword data to fill.
* @param cbItem Size of data in u32Item parameter, restricted to 1/2/4 bytes.
* @param cItems Number of iterations.
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(int) FNIOMMMIOFILL(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS GCPhysAddr, uint32_t u32Item, unsigned cbItem, unsigned cItems);
/** Pointer to a FNIOMMMIOFILL(). */
typedef FNIOMMMIOFILL *PFNIOMMMIOFILL;
/**
* Memory mapped I/O Handler for read operations.
*
* @returns Strict VBox status code.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param off Offset into the mapping of the read,
* or the physical address if IOMMMIO_FLAGS_ABS is active.
* @param pv Where to store the result.
* @param cb Number of bytes read.
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(VBOXSTRICTRC) FNIOMMMIONEWREAD(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS off, void *pv, uint32_t cb);
/** Pointer to a FNIOMMMIONEWREAD(). */
typedef FNIOMMMIONEWREAD *PFNIOMMMIONEWREAD;
/**
* Memory mapped I/O Handler for write operations.
*
* @returns Strict VBox status code.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param off Offset into the mapping of the write,
* or the physical address if IOMMMIO_FLAGS_ABS is active.
* @param pv Where to fetch the result.
* @param cb Number of bytes to write.
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(VBOXSTRICTRC) FNIOMMMIONEWWRITE(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS off, void const *pv, uint32_t cb);
/** Pointer to a FNIOMMMIONEWWRITE(). */
typedef FNIOMMMIONEWWRITE *PFNIOMMMIONEWWRITE;
/**
* Memory mapped I/O Handler for memset operations, actually for REP STOS* instructions handling.
*
* @returns Strict VBox status code.
*
* @param pDevIns The device instance.
* @param pvUser User argument.
* @param off Offset into the mapping of the fill,
* or the physical address if IOMMMIO_FLAGS_ABS is active.
* @param u32Item Byte/Word/Dword data to fill.
* @param cbItem Size of data in u32Item parameter, restricted to 1/2/4 bytes.
* @param cItems Number of iterations.
* @remarks Caller enters the device critical section.
*/
typedef DECLCALLBACK(VBOXSTRICTRC) FNIOMMMIONEWFILL(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS off,
uint32_t u32Item, uint32_t cbItem, uint32_t cItems);
/** Pointer to a FNIOMMMIONEWFILL(). */
typedef FNIOMMMIONEWFILL *PFNIOMMMIONEWFILL;
VMMDECL(VBOXSTRICTRC) IOMIOPortRead(PVMCC pVM, PVMCPU pVCpu, RTIOPORT Port, uint32_t *pu32Value, size_t cbValue);
VMMDECL(VBOXSTRICTRC) IOMIOPortWrite(PVMCC pVM, PVMCPU pVCpu, RTIOPORT Port, uint32_t u32Value, size_t cbValue);
VMM_INT_DECL(VBOXSTRICTRC) IOMIOPortReadString(PVMCC pVM, PVMCPU pVCpu, RTIOPORT Port, void *pvDst,
uint32_t *pcTransfers, unsigned cb);
VMM_INT_DECL(VBOXSTRICTRC) IOMIOPortWriteString(PVMCC pVM, PVMCPU pVCpu, RTIOPORT uPort, void const *pvSrc,
uint32_t *pcTransfers, unsigned cb);
VMMDECL(VBOXSTRICTRC) IOMMMIORead(PVM pVM, PVMCPU pVCpu, RTGCPHYS GCPhys, uint32_t *pu32Value, size_t cbValue);
VMMDECL(VBOXSTRICTRC) IOMMMIOWrite(PVM pVM, PVMCPU pVCpu, RTGCPHYS GCPhys, uint32_t u32Value, size_t cbValue);
VMM_INT_DECL(VBOXSTRICTRC) IOMR0MmioPhysHandler(PVMCC pVM, PVMCPUCC pVCpu, uint32_t uErrorCode, RTGCPHYS GCPhysFault);
VMMDECL(int) IOMMmioMapMmio2Page(PVMCC pVM, PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, RTGCPHYS offRegion,
uint64_t hMmio2, RTGCPHYS offMmio2, uint64_t fPageFlags);
VMMR0_INT_DECL(int) IOMR0MmioMapMmioHCPage(PVMCC pVM, PVMCPUCC pVCpu, RTGCPHYS GCPhys, RTHCPHYS HCPhys, uint64_t fPageFlags);
VMMDECL(int) IOMMmioResetRegion(PVMCC pVM, PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion);
/** @name IOM_IOPORT_F_XXX - Flags for IOMR3IoPortCreate() and PDMDevHlpIoPortCreateEx().
* @{ */
/** Pass the absolute I/O port to the callback rather than the relative one. */
#define IOM_IOPORT_F_ABS RT_BIT_32(0)
/** Valid flags for IOMR3IoPortCreate(). */
#define IOM_IOPORT_F_VALID_MASK UINT32_C(0x00000001)
/** @} */
#ifdef IN_RING3
/** @defgroup grp_iom_r3 The IOM Host Context Ring-3 API
* @{
*/
VMMR3_INT_DECL(int) IOMR3Init(PVM pVM);
VMMR3_INT_DECL(int) IOMR3InitCompleted(PVM pVM, VMINITCOMPLETED enmWhat);
VMMR3_INT_DECL(void) IOMR3Reset(PVM pVM);
VMMR3_INT_DECL(void) IOMR3Relocate(PVM pVM, RTGCINTPTR offDelta);
VMMR3_INT_DECL(int) IOMR3Term(PVM pVM);
VMMR3_INT_DECL(int) IOMR3IoPortCreate(PVM pVM, PPDMDEVINS pDevIns, RTIOPORT cPorts, uint32_t fFlags, PPDMPCIDEV pPciDev,
uint32_t iPciRegion, PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn,
PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr, RTR3PTR pvUser,
const char *pszDesc, PCIOMIOPORTDESC paExtDescs, PIOMIOPORTHANDLE phIoPorts);
VMMR3_INT_DECL(int) IOMR3IoPortMap(PVM pVM, PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts, RTIOPORT Port);
VMMR3_INT_DECL(int) IOMR3IoPortUnmap(PVM pVM, PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts);
VMMR3_INT_DECL(int) IOMR3IoPortValidateHandle(PVM pVM, PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts);
VMMR3_INT_DECL(uint32_t) IOMR3IoPortGetMappingAddress(PVM pVM, PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts);
VMMR3_INT_DECL(int) IOMR3MmioCreate(PVM pVM, PPDMDEVINS pDevIns, RTGCPHYS cbRegion, uint32_t fFlags, PPDMPCIDEV pPciDev,
uint32_t iPciRegion, PFNIOMMMIONEWWRITE pfnWrite, PFNIOMMMIONEWREAD pfnRead,
PFNIOMMMIONEWFILL pfnFill, void *pvUser, const char *pszDesc, PIOMMMIOHANDLE phRegion);
VMMR3_INT_DECL(int) IOMR3MmioMap(PVM pVM, PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, RTGCPHYS GCPhys);
VMMR3_INT_DECL(int) IOMR3MmioUnmap(PVM pVM, PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion);
VMMR3_INT_DECL(int) IOMR3MmioReduce(PVM pVM, PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, RTGCPHYS cbRegion);
VMMR3_INT_DECL(int) IOMR3MmioValidateHandle(PVM pVM, PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion);
VMMR3_INT_DECL(RTGCPHYS) IOMR3MmioGetMappingAddress(PVM pVM, PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion);
VMMR3_INT_DECL(VBOXSTRICTRC) IOMR3ProcessForceFlag(PVM pVM, PVMCPU pVCpu, VBOXSTRICTRC rcStrict);
VMMR3_INT_DECL(void) IOMR3NotifyBreakpointCountChange(PVM pVM, bool fPortIo, bool fMmio);
VMMR3_INT_DECL(void) IOMR3NotifyDebugEventChange(PVM pVM, DBGFEVENT enmEvent, bool fEnabled);
/** @} */
#endif /* IN_RING3 */
#if defined(IN_RING0) || defined(DOXYGEN_RUNNING)
/** @defgroup grpm_iom_r0 The IOM Host Context Ring-0 API
* @{ */
VMMR0_INT_DECL(void) IOMR0InitPerVMData(PGVM pGVM);
VMMR0_INT_DECL(void) IOMR0CleanupVM(PGVM pGVM);
VMMR0_INT_DECL(int) IOMR0IoPortSetUpContext(PGVM pGVM, PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts,
PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn,
PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr, void *pvUser);
VMMR0_INT_DECL(int) IOMR0IoPortGrowRegistrationTables(PGVM pGVM, uint64_t cMinEntries);
VMMR0_INT_DECL(int) IOMR0IoPortGrowStatisticsTable(PGVM pGVM, uint64_t cMinEntries);
VMMR0_INT_DECL(int) IOMR0IoPortSyncStatisticsIndices(PGVM pGVM);
VMMR0_INT_DECL(int) IOMR0MmioSetUpContext(PGVM pGVM, PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, PFNIOMMMIONEWWRITE pfnWrite,
PFNIOMMMIONEWREAD pfnRead, PFNIOMMMIONEWFILL pfnFill, void *pvUser);
VMMR0_INT_DECL(int) IOMR0MmioGrowRegistrationTables(PGVM pGVM, uint64_t cMinEntries);
VMMR0_INT_DECL(int) IOMR0MmioGrowStatisticsTable(PGVM pGVM, uint64_t cMinEntries);
VMMR0_INT_DECL(int) IOMR0MmioSyncStatisticsIndices(PGVM pGVM);
/** @} */
#endif /* IN_RING0 || DOXYGEN_RUNNING */
/** @} */
RT_C_DECLS_END
#endif /* !VBOX_INCLUDED_vmm_iom_h */
|