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source: vbox/trunk/src/VBox/Devices/testcase/tstDeviceStructSize.cpp@ 76882

Last change on this file since 76882 was 76553, checked in by vboxsync, 6 years ago

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1/* $Id: tstDeviceStructSize.cpp 76553 2019-01-01 01:45:53Z vboxsync $ */
2/** @file
3 * tstDeviceStructSize - testcase for check structure sizes/alignment
4 * and to verify that HC and RC uses the same
5 * representation of the structures.
6 */
7
8/*
9 * Copyright (C) 2006-2019 Oracle Corporation
10 *
11 * This file is part of VirtualBox Open Source Edition (OSE), as
12 * available from http://www.virtualbox.org. This file is free software;
13 * you can redistribute it and/or modify it under the terms of the GNU
14 * General Public License (GPL) as published by the Free Software
15 * Foundation, in version 2 as it comes in the "COPYING" file of the
16 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
17 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
18 */
19
20
21/*********************************************************************************************************************************
22* Header Files *
23*********************************************************************************************************************************/
24#include <VBox/types.h>
25#include <iprt/x86.h>
26
27#define VBOX_WITH_HGCM /* grumble */
28#define VBOX_DEVICE_STRUCT_TESTCASE
29
30/* Check that important preprocessor macros does not get redefined: */
31#include <VBox/cdefs.h>
32#include <VBox/log.h>
33#ifdef DEBUG
34# define VBOX_DEVICE_STRUCT_TESTCASE_CHECK_DEBUG
35#else
36# undef VBOX_DEVICE_STRUCT_TESTCASE_CHECK_DEBUG
37#endif
38#ifdef LOG_ENABLED
39# define VBOX_DEVICE_STRUCT_TESTCASE_CHECK_LOG_ENABLED
40#else
41# undef VBOX_DEVICE_STRUCT_TESTCASE_CHECK_LOG_ENABLED
42#endif
43#ifdef VBOX_STRICT
44# define VBOX_DEVICE_STRUCT_TESTCASE_CHECK_VBOX_STRICT
45#else
46# undef VBOX_DEVICE_STRUCT_TESTCASE_CHECK_VBOX_STRICT
47#endif
48#ifdef RT_STRICT
49# define VBOX_DEVICE_STRUCT_TESTCASE_CHECK_RT_STRICT
50#else
51# undef VBOX_DEVICE_STRUCT_TESTCASE_CHECK_RT_STRICT
52#endif
53
54/* The structures we're checking: */
55#undef LOG_GROUP
56#include "../Bus/DevPciInternal.h"
57#undef LOG_GROUP
58#include "../Graphics/DevVGA.cpp"
59#undef LOG_GROUP
60#include "../Input/DevPS2.cpp"
61#undef LOG_GROUP
62#include "../Input/PS2K.cpp"
63#undef LOG_GROUP
64#include "../Input/PS2M.cpp"
65#ifdef VBOX_WITH_E1000
66# undef LOG_GROUP
67# include "../Network/DevE1000.cpp"
68#endif
69#undef LOG_GROUP
70#include "../Network/DevPCNet.cpp"
71#ifdef VBOX_WITH_VIRTIO
72# undef LOG_GROUP
73# include "../Network/DevVirtioNet.cpp"
74#endif
75#undef LOG_GROUP
76#include "../PC/DevACPI.cpp"
77#undef LOG_GROUP
78#include "../PC/DevPIC.cpp"
79#undef LOG_GROUP
80#include "../PC/DevPit-i8254.cpp"
81#undef LOG_GROUP
82#include "../PC/DevRTC.cpp"
83# undef LOG_GROUP
84# include "../../VMM/VMMR3/APIC.cpp"
85#undef LOG_GROUP
86#include "../PC/DevIoApic.cpp"
87#undef LOG_GROUP
88#include "../PC/DevHPET.cpp"
89#undef LOG_GROUP
90#include "../PC/DevDMA.cpp"
91#undef LOG_GROUP
92#include "../EFI/DevSmc.cpp"
93#undef LOG_GROUP
94#include "../Storage/DevATA.cpp"
95#ifdef VBOX_WITH_USB
96# undef LOG_GROUP
97# include "../USB/DevOHCI.cpp"
98# ifdef VBOX_WITH_EHCI_IMPL
99# undef LOG_GROUP
100# include "../USB/DevEHCI.cpp"
101# endif
102# ifdef VBOX_WITH_XHCI_IMPL
103# undef LOG_GROUP
104# include "../USB/DevXHCI.cpp"
105# endif
106#endif
107#undef LOG_GROUP
108#include "../VMMDev/VMMDev.cpp"
109#undef LOG_GROUP
110#include "../Parallel/DevParallel.cpp"
111#undef LOG_GROUP
112#include "../Serial/DevSerial.cpp"
113#undef LOG_GROUP
114#include "../Serial/DevOxPcie958.cpp"
115#ifdef VBOX_WITH_AHCI
116# undef LOG_GROUP
117# include "../Storage/DevAHCI.cpp"
118#endif
119#ifdef VBOX_WITH_BUSLOGIC
120# undef LOG_GROUP
121# include "../Storage/DevBusLogic.cpp"
122#endif
123#ifdef VBOX_WITH_LSILOGIC
124# undef LOG_GROUP
125# include "../Storage/DevLsiLogicSCSI.cpp"
126#endif
127#ifdef VBOX_WITH_NVME_IMPL
128# undef LOG_GROUP
129# include "../Storage/DevNVMe.cpp"
130#endif
131
132#ifdef VBOX_WITH_PCI_PASSTHROUGH_IMPL
133# undef LOG_GROUP
134# include "../Bus/DevPciRaw.cpp"
135#endif
136
137#include <VBox/vmm/pdmaudioifs.h>
138
139#undef LOG_GROUP
140#include "../Audio/DevIchAc97.cpp"
141#undef LOG_GROUP
142#include "../Audio/DevHDA.cpp"
143
144
145/* Check that important preprocessor macros didn't get redefined: */
146#if defined(DEBUG) != defined(VBOX_DEVICE_STRUCT_TESTCASE_CHECK_DEBUG)
147# error "DEBUG was modified! This may throw off structure tests."
148#endif
149#if defined(LOG_ENABLED) != defined(VBOX_DEVICE_STRUCT_TESTCASE_CHECK_LOG_ENABLED)
150# error "LOG_ENABLED was modified! This may throw off structure tests."
151#endif
152#if defined(RT_STRICT) != defined(VBOX_DEVICE_STRUCT_TESTCASE_CHECK_RT_STRICT)
153# error "RT_STRICT was modified! This may throw off structure tests."
154#endif
155#if defined(VBOX_STRICT) != defined(VBOX_DEVICE_STRUCT_TESTCASE_CHECK_VBOX_STRICT)
156# error "VBOX_STRICT was modified! This may throw off structure tests."
157#endif
158
159
160#include <stdio.h>
161
162
163/*********************************************************************************************************************************
164* Defined Constants And Macros *
165*********************************************************************************************************************************/
166/**
167 * Checks the offset of a data member.
168 * @param type Type.
169 * @param off Correct offset.
170 * @param m Member name.
171 */
172#define CHECK_OFF(type, off, m) \
173 do { \
174 if (off != RT_OFFSETOF(type, m)) \
175 { \
176 printf("tstDeviceStructSize: Error! %#010x %s Member offset wrong by %d (should be %d -- but is %d)\n", \
177 RT_OFFSETOF(type, m), #type "." #m, off - RT_OFFSETOF(type, m), off, RT_OFFSETOF(type, m)); \
178 rc++; \
179 } \
180 else \
181 printf("%#08x (%d) %s\n", RT_OFFSETOF(type, m), RT_OFFSETOF(type, m), #type "." #m); \
182 } while (0)
183
184/**
185 * Checks the size of type.
186 * @param type Type.
187 * @param size Correct size.
188 */
189#define CHECK_SIZE(type, size) \
190 do { \
191 if (size != sizeof(type)) \
192 { \
193 printf("tstDeviceStructSize: Error! sizeof(%s): %#x (%d) Size wrong by %d (should be %d -- but is %d)\n", \
194 #type, (int)sizeof(type), (int)sizeof(type), (int)sizeof(type) - (int)size, (int)size, (int)sizeof(type)); \
195 rc++; \
196 } \
197 else \
198 printf("tstDeviceStructSize: info: sizeof(%s): %#x (%d)\n", #type, (int)sizeof(type), (int)sizeof(type)); \
199 } while (0)
200
201/**
202 * Checks the alignment of a struct member.
203 */
204#define CHECK_MEMBER_ALIGNMENT(strct, member, align) \
205 do \
206 { \
207 if (RT_OFFSETOF(strct, member) & ((align) - 1) ) \
208 { \
209 printf("tstDeviceStructSize: error! %s::%s offset=%#x (%u) expected alignment %#x, meaning %#x (%u) off\n", \
210 #strct, #member, \
211 (unsigned)RT_OFFSETOF(strct, member), \
212 (unsigned)RT_OFFSETOF(strct, member), \
213 (unsigned)(align), \
214 (unsigned)(((align) - RT_OFFSETOF(strct, member)) & ((align) - 1)), \
215 (unsigned)(((align) - RT_OFFSETOF(strct, member)) & ((align) - 1)) ); \
216 rc++; \
217 } \
218 } while (0)
219
220/**
221 * Checks that the size of a type is aligned correctly.
222 */
223#define CHECK_SIZE_ALIGNMENT(type, align) \
224 do { \
225 if (RT_ALIGN_Z(sizeof(type), (align)) != sizeof(type)) \
226 { \
227 printf("tstDeviceStructSize: error! %s size=%#x (%u), align=%#x %#x (%u) bytes off\n", \
228 #type, \
229 (unsigned)sizeof(type), \
230 (unsigned)sizeof(type), \
231 (align), \
232 (unsigned)RT_ALIGN_Z(sizeof(type), align) - (unsigned)sizeof(type), \
233 (unsigned)RT_ALIGN_Z(sizeof(type), align) - (unsigned)sizeof(type)); \
234 rc++; \
235 } \
236 } while (0)
237
238/**
239 * Checks that a internal struct padding is big enough.
240 */
241#define CHECK_PADDING(strct, member, align) \
242 do \
243 { \
244 strct *p = NULL; NOREF(p); \
245 if (sizeof(p->member.s) > sizeof(p->member.padding)) \
246 { \
247 printf("tstDeviceStructSize: error! padding of %s::%s is too small, padding=%d struct=%d correct=%d\n", #strct, #member, \
248 (int)sizeof(p->member.padding), (int)sizeof(p->member.s), (int)RT_ALIGN_Z(sizeof(p->member.s), (align))); \
249 rc++; \
250 } \
251 else if (RT_ALIGN_Z(sizeof(p->member.padding), (align)) != sizeof(p->member.padding)) \
252 { \
253 printf("tstDeviceStructSize: error! padding of %s::%s is misaligned, padding=%d correct=%d\n", #strct, #member, \
254 (int)sizeof(p->member.padding), (int)RT_ALIGN_Z(sizeof(p->member.s), (align))); \
255 rc++; \
256 } \
257 } while (0)
258
259/**
260 * Checks that a internal struct padding is big enough.
261 */
262#define CHECK_PADDING2(strct) \
263 do \
264 { \
265 strct *p = NULL; NOREF(p); \
266 if (sizeof(p->s) > sizeof(p->padding)) \
267 { \
268 printf("tstDeviceStructSize: error! padding of %s is too small, padding=%d struct=%d correct=%d\n", #strct, \
269 (int)sizeof(p->padding), (int)sizeof(p->s), (int)RT_ALIGN_Z(sizeof(p->s), 32)); \
270 rc++; \
271 } \
272 } while (0)
273
274/**
275 * Checks that a internal struct padding is big enough.
276 */
277#define CHECK_PADDING3(strct, member, pad_member) \
278 do \
279 { \
280 strct *p = NULL; NOREF(p); \
281 if (sizeof(p->member) > sizeof(p->pad_member)) \
282 { \
283 printf("tstDeviceStructSize: error! padding of %s::%s is too small, padding=%d struct=%d\n", #strct, #member, \
284 (int)sizeof(p->pad_member), (int)sizeof(p->member)); \
285 rc++; \
286 } \
287 } while (0)
288
289/**
290 * Prints the offset of a struct member.
291 */
292#define PRINT_OFFSET(strct, member) \
293 do \
294 { \
295 printf("tstDeviceStructSize: info: %s::%s offset %d sizeof %d\n", #strct, #member, (int)RT_OFFSETOF(strct, member), (int)RT_SIZEOFMEMB(strct, member)); \
296 } while (0)
297
298
299int main()
300{
301 int rc = 0;
302 printf("tstDeviceStructSize: TESTING\n");
303
304 /* Assert sanity */
305 CHECK_SIZE(uint128_t, 128/8);
306 CHECK_SIZE(int128_t, 128/8);
307 CHECK_SIZE(uint64_t, 64/8);
308 CHECK_SIZE(int64_t, 64/8);
309 CHECK_SIZE(uint32_t, 32/8);
310 CHECK_SIZE(int32_t, 32/8);
311 CHECK_SIZE(uint16_t, 16/8);
312 CHECK_SIZE(int16_t, 16/8);
313 CHECK_SIZE(uint8_t, 8/8);
314 CHECK_SIZE(int8_t, 8/8);
315
316 /* Basic alignment checks. */
317 CHECK_MEMBER_ALIGNMENT(PDMDEVINS, achInstanceData, 64);
318 CHECK_MEMBER_ALIGNMENT(PDMPCIDEV, Int.s, 16);
319 CHECK_MEMBER_ALIGNMENT(PDMPCIDEV, Int.s.aIORegions, 16);
320
321 /*
322 * Misc alignment checks (keep this somewhat alphabetical).
323 */
324 CHECK_MEMBER_ALIGNMENT(AC97STATE, CritSect, 8);
325
326 CHECK_MEMBER_ALIGNMENT(AHCI, lock, 8);
327 CHECK_MEMBER_ALIGNMENT(AHCI, ahciPort[0], 8);
328
329 CHECK_MEMBER_ALIGNMENT(APICDEV, pDevInsR0, 8);
330 CHECK_MEMBER_ALIGNMENT(APICDEV, pDevInsRC, 8);
331
332 CHECK_MEMBER_ALIGNMENT(ATADevState, cTotalSectors, 8);
333 CHECK_MEMBER_ALIGNMENT(ATADevState, StatATADMA, 8);
334 CHECK_MEMBER_ALIGNMENT(ATADevState, StatReads, 8);
335 CHECK_MEMBER_ALIGNMENT(ATACONTROLLER, lock, 8);
336 CHECK_MEMBER_ALIGNMENT(ATACONTROLLER, StatAsyncOps, 8);
337 CHECK_MEMBER_ALIGNMENT(BUSLOGIC, CritSectIntr, 8);
338#ifdef VBOX_WITH_STATISTICS
339 CHECK_MEMBER_ALIGNMENT(DEVPIC, StatSetIrqGC, 8);
340#endif
341#ifdef VBOX_WITH_E1000
342 CHECK_MEMBER_ALIGNMENT(E1KSTATE, cs, 8);
343 CHECK_MEMBER_ALIGNMENT(E1KSTATE, csRx, 8);
344 CHECK_MEMBER_ALIGNMENT(E1KSTATE, StatReceiveBytes, 8);
345#endif
346#ifdef VBOX_WITH_VIRTIO
347 CHECK_MEMBER_ALIGNMENT(VNETSTATE, StatReceiveBytes, 8);
348#endif
349 //CHECK_MEMBER_ALIGNMENT(E1KSTATE, csTx, 8);
350#ifdef VBOX_WITH_USB
351# ifdef VBOX_WITH_EHCI_IMPL
352 CHECK_MEMBER_ALIGNMENT(EHCI, RootHub, 8);
353# ifdef VBOX_WITH_STATISTICS
354 CHECK_MEMBER_ALIGNMENT(EHCI, StatCanceledIsocUrbs, 8);
355# endif
356# endif
357# ifdef VBOX_WITH_XHCI_IMPL
358 CHECK_MEMBER_ALIGNMENT(XHCI, pWorkerThread, 8);
359 CHECK_MEMBER_ALIGNMENT(XHCI, IBase, 8);
360 CHECK_MEMBER_ALIGNMENT(XHCI, MMIOBase, 8);
361 CHECK_MEMBER_ALIGNMENT(XHCI, RootHub2, 8);
362 CHECK_MEMBER_ALIGNMENT(XHCI, RootHub3, 8);
363 CHECK_MEMBER_ALIGNMENT(XHCI, cmdr_dqp, 8);
364# ifdef VBOX_WITH_STATISTICS
365 CHECK_MEMBER_ALIGNMENT(XHCI, StatErrorIsocUrbs, 8);
366 CHECK_MEMBER_ALIGNMENT(XHCI, StatIntrsCleared, 8);
367# endif
368# endif
369#endif
370 CHECK_MEMBER_ALIGNMENT(E1KSTATE, StatReceiveBytes, 8);
371 CHECK_MEMBER_ALIGNMENT(IOAPIC, au64RedirTable, 8);
372# ifdef VBOX_WITH_STATISTICS
373 CHECK_MEMBER_ALIGNMENT(IOAPIC, StatMmioReadRZ, 8);
374# endif
375 CHECK_MEMBER_ALIGNMENT(LSILOGISCSI, GCPhysMMIOBase, 8);
376 CHECK_MEMBER_ALIGNMENT(LSILOGISCSI, aMessage, 8);
377 CHECK_MEMBER_ALIGNMENT(LSILOGISCSI, ReplyPostQueueCritSect, 8);
378 CHECK_MEMBER_ALIGNMENT(LSILOGISCSI, ReplyFreeQueueCritSect, 8);
379 CHECK_MEMBER_ALIGNMENT(LSILOGISCSI, uReplyFreeQueueNextEntryFreeWrite, 8);
380 CHECK_MEMBER_ALIGNMENT(LSILOGISCSI, VBoxSCSI, 8);
381#ifdef VBOX_WITH_USB
382 CHECK_MEMBER_ALIGNMENT(OHCI, RootHub, 8);
383# ifdef VBOX_WITH_STATISTICS
384 CHECK_MEMBER_ALIGNMENT(OHCI, StatCanceledIsocUrbs, 8);
385# endif
386#endif
387 CHECK_MEMBER_ALIGNMENT(DEVPCIBUS, apDevices, 64);
388 CHECK_MEMBER_ALIGNMENT(DEVPCIROOT, auPciApicIrqLevels, 16);
389 CHECK_MEMBER_ALIGNMENT(DEVPCIROOT, Piix3.auPciLegacyIrqLevels, 16);
390 CHECK_MEMBER_ALIGNMENT(PCNETSTATE, u64LastPoll, 8);
391 CHECK_MEMBER_ALIGNMENT(PCNETSTATE, CritSect, 8);
392 CHECK_MEMBER_ALIGNMENT(PCNETSTATE, StatReceiveBytes, 8);
393#ifdef VBOX_WITH_STATISTICS
394 CHECK_MEMBER_ALIGNMENT(PCNETSTATE, StatMMIOReadRZ, 8);
395#endif
396 CHECK_MEMBER_ALIGNMENT(PITSTATE, StatPITIrq, 8);
397 CHECK_MEMBER_ALIGNMENT(DEVSERIAL, UartCore, 8);
398 CHECK_MEMBER_ALIGNMENT(UARTCORE, CritSect, 8);
399#ifdef VBOX_WITH_VMSVGA
400 CHECK_SIZE(VMSVGAState, RT_ALIGN_Z(sizeof(VMSVGAState), 8));
401 CHECK_MEMBER_ALIGNMENT(VGASTATE, svga, 8);
402 CHECK_MEMBER_ALIGNMENT(VGASTATE, svga.au32ScratchRegion, 8);
403 CHECK_MEMBER_ALIGNMENT(VGASTATE, svga.StatRegBitsPerPixelWr, 8);
404#endif
405 CHECK_MEMBER_ALIGNMENT(VGASTATE, cMonitors, 8);
406 CHECK_MEMBER_ALIGNMENT(VGASTATE, GCPhysVRAM, 8);
407 CHECK_MEMBER_ALIGNMENT(VGASTATE, Dev, 8);
408 CHECK_MEMBER_ALIGNMENT(VGASTATE, CritSect, 8);
409 CHECK_MEMBER_ALIGNMENT(VGASTATE, StatRZMemoryRead, 8);
410 CHECK_MEMBER_ALIGNMENT(VGASTATE, CritSectIRQ, 8);
411 CHECK_MEMBER_ALIGNMENT(VMMDevState, CritSect, 8);
412#ifdef VBOX_WITH_VIRTIO
413 CHECK_MEMBER_ALIGNMENT(VPCISTATE, cs, 8);
414 CHECK_MEMBER_ALIGNMENT(VPCISTATE, led, 4);
415 CHECK_MEMBER_ALIGNMENT(VPCISTATE, Queues, 8);
416#endif
417#ifdef VBOX_WITH_PCI_PASSTHROUGH_IMPL
418 CHECK_MEMBER_ALIGNMENT(PCIRAWSENDREQ, u.aGetRegionInfo.u64RegionSize, 8);
419#endif
420
421#ifdef VBOX_WITH_RAW_MODE
422 /*
423 * Compare HC and RC.
424 */
425 printf("tstDeviceStructSize: Comparing HC and RC...\n");
426# include "tstDeviceStructSizeRC.h"
427#endif
428
429 /*
430 * Report result.
431 */
432 if (rc)
433 printf("tstDeviceStructSize: FAILURE - %d errors\n", rc);
434 else
435 printf("tstDeviceStructSize: SUCCESS\n");
436 return rc;
437}
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