VirtualBox

source: vbox/trunk/src/VBox/VMM/testcase/tstVMStructSize.cpp@ 14680

Last change on this file since 14680 was 14411, checked in by vboxsync, 16 years ago

RDTSCP support added. Enabled only for AMD-V guests.
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File size: 9.1 KB
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1/* $Id: tstVMStructSize.cpp 14411 2008-11-20 13:26:47Z vboxsync $ */
2/** @file
3 * tstVMStructSize - testcase for check structure sizes/alignment
4 * and to verify that HC and GC uses the same
5 * representation of the structures.
6 */
7
8/*
9 * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
20 * Clara, CA 95054 USA or visit http://www.sun.com if you need
21 * additional information or have any questions.
22 */
23
24/*******************************************************************************
25* Header Files *
26*******************************************************************************/
27#include <VBox/cfgm.h>
28#include <VBox/cpum.h>
29#include <VBox/mm.h>
30#include <VBox/pgm.h>
31#include <VBox/selm.h>
32#include <VBox/trpm.h>
33#include <VBox/vmm.h>
34#include <VBox/stam.h>
35#include "PDMInternal.h"
36#include <VBox/pdm.h>
37#include "CFGMInternal.h"
38#include "CPUMInternal.h"
39#include "MMInternal.h"
40#include "PGMInternal.h"
41#include "SELMInternal.h"
42#include "TRPMInternal.h"
43#include "TMInternal.h"
44#include "IOMInternal.h"
45#include "REMInternal.h"
46#include "SSMInternal.h"
47#include "HWACCMInternal.h"
48#include "PATMInternal.h"
49#ifdef VBOX_WITH_VMI
50# include "PARAVInternal.h"
51#endif
52#include "VMMInternal.h"
53#include "DBGFInternal.h"
54#include "STAMInternal.h"
55#include "VMInternal.h"
56#include "CSAMInternal.h"
57#include "EMInternal.h"
58#include "REMInternal.h"
59#include <VBox/vm.h>
60#include <VBox/param.h>
61#include <VBox/x86.h>
62
63#include "tstHelp.h"
64#include <stdio.h>
65
66
67
68int main()
69{
70 int rc = 0;
71 printf("tstVMStructSize: TESTING\n");
72
73 printf("struct VM: %d bytes\n", (int)sizeof(VM));
74
75#define CHECK_PADDING_VM(member) \
76 do \
77 { \
78 CHECK_PADDING(VM, member); \
79 CHECK_MEMBER_ALIGNMENT(VM, member, 32); \
80 } while (0)
81
82
83#define CHECK_CPUMCTXCORE(member) \
84 do { \
85 if (RT_OFFSETOF(CPUMCTX, member) - RT_OFFSETOF(CPUMCTX, edi) != RT_OFFSETOF(CPUMCTXCORE, member)) \
86 { \
87 printf("CPUMCTX/CORE:: %s!\n", #member); \
88 rc++; \
89 } \
90 } while (0)
91
92#define PRINT_OFFSET(strct, member) \
93 do \
94 { \
95 printf("%s::%s offset %#x (%d) sizeof %d\n", #strct, #member, (int)RT_OFFSETOF(strct, member), (int)RT_OFFSETOF(strct, member), (int)RT_SIZEOFMEMB(strct, member)); \
96 } while (0)
97
98
99
100 CHECK_SIZE(uint128_t, 128/8);
101 CHECK_SIZE(int128_t, 128/8);
102 CHECK_SIZE(uint64_t, 64/8);
103 CHECK_SIZE(int64_t, 64/8);
104 CHECK_SIZE(uint32_t, 32/8);
105 CHECK_SIZE(int32_t, 32/8);
106 CHECK_SIZE(uint16_t, 16/8);
107 CHECK_SIZE(int16_t, 16/8);
108 CHECK_SIZE(uint8_t, 8/8);
109 CHECK_SIZE(int8_t, 8/8);
110
111 CHECK_SIZE(X86DESC, 8);
112 CHECK_SIZE(X86DESC64, 16);
113 CHECK_SIZE(VBOXIDTE, 8);
114 CHECK_SIZE(VBOXIDTR, 10);
115 CHECK_SIZE(VBOXGDTR, 10);
116 CHECK_SIZE(VBOXTSS, 136);
117 CHECK_SIZE(X86FXSTATE, 512);
118 CHECK_SIZE(RTUUID, 16);
119 CHECK_SIZE(X86PTE, 4);
120 CHECK_SIZE(X86PD, PAGE_SIZE);
121 CHECK_SIZE(X86PDE, 4);
122 CHECK_SIZE(X86PT, PAGE_SIZE);
123 CHECK_SIZE(X86PTEPAE, 8);
124 CHECK_SIZE(X86PTPAE, PAGE_SIZE);
125 CHECK_SIZE(X86PDEPAE, 8);
126 CHECK_SIZE(X86PDPAE, PAGE_SIZE);
127 CHECK_SIZE(X86PDPE, 8);
128 CHECK_SIZE(X86PDPT, PAGE_SIZE);
129 CHECK_SIZE(X86PML4E, 8);
130 CHECK_SIZE(X86PML4, PAGE_SIZE);
131
132 CHECK_PADDING_VM(cfgm);
133 CHECK_PADDING_VM(cpum);
134 CHECK_PADDING_VM(dbgf);
135 CHECK_PADDING_VM(em);
136 CHECK_PADDING_VM(iom);
137 CHECK_PADDING_VM(mm);
138 CHECK_PADDING_VM(pdm);
139 CHECK_PADDING_VM(pgm);
140 CHECK_PADDING_VM(selm);
141 CHECK_PADDING_VM(tm);
142 CHECK_PADDING_VM(trpm);
143 CHECK_PADDING_VM(vm);
144 CHECK_PADDING_VM(vmm);
145 CHECK_PADDING_VM(ssm);
146 CHECK_PADDING_VM(rem);
147 CHECK_PADDING_VM(hwaccm);
148 CHECK_PADDING_VM(patm);
149 CHECK_PADDING_VM(csam);
150 CHECK_MEMBER_ALIGNMENT(VM, selm.s.Tss, 16);
151 PRINT_OFFSET(VM, selm.s.Tss);
152 PVM pVM;
153 if ((RT_OFFSETOF(VM, selm.s.Tss) & PAGE_OFFSET_MASK) > PAGE_SIZE - sizeof(pVM->selm.s.Tss))
154 {
155 printf("SELM:Tss is crossing a page!\n");
156 rc++;
157 }
158 PRINT_OFFSET(VM, selm.s.TssTrap08);
159 if ((RT_OFFSETOF(VM, selm.s.TssTrap08) & PAGE_OFFSET_MASK) > PAGE_SIZE - sizeof(pVM->selm.s.TssTrap08))
160 {
161 printf("SELM:TssTrap08 is crossing a page!\n");
162 rc++;
163 }
164 CHECK_MEMBER_ALIGNMENT(VM, trpm.s.aIdt, 16);
165 CHECK_MEMBER_ALIGNMENT(VM, cpum, 64);
166 CHECK_MEMBER_ALIGNMENT(VM, aCpus[0].cpum.s.Host, 64);
167 CHECK_MEMBER_ALIGNMENT(VM, aCpus[0].cpum.s.Guest, 64);
168 CHECK_MEMBER_ALIGNMENT(VM, aCpus[1].cpum.s.Host, 64);
169 CHECK_MEMBER_ALIGNMENT(VM, aCpus[1].cpum.s.Guest, 64);
170 CHECK_MEMBER_ALIGNMENT(VM, cpum.s.Hyper, 64);
171 CHECK_MEMBER_ALIGNMENT(VM, cpum.s.GuestEntry, 64);
172
173 CHECK_MEMBER_ALIGNMENT(VM, vmm.s.CritSectVMLock, 8);
174 CHECK_MEMBER_ALIGNMENT(VM, vmm.s.CallHostR0JmpBuf, 8);
175 CHECK_MEMBER_ALIGNMENT(VM, vmm.s.StatRunRC, 8);
176 CHECK_MEMBER_ALIGNMENT(VM, StatTotalQemuToGC, 8);
177 CHECK_MEMBER_ALIGNMENT(VM, rem.s.StatsInQEMU, 8);
178 CHECK_MEMBER_ALIGNMENT(VM, rem.s.Env, 32);
179 CHECK_MEMBER_ALIGNMENT(VM, aCpus, 64);
180
181 /* vmcpu */
182 CHECK_MEMBER_ALIGNMENT(VMCPU, cpum, 64);
183 CHECK_MEMBER_ALIGNMENT(VMCPU, vmm, 32);
184 CHECK_MEMBER_ALIGNMENT(VMCPU, pgm, 32);
185 CHECK_MEMBER_ALIGNMENT(VMCPU, em, 32);
186 CHECK_MEMBER_ALIGNMENT(VMCPU, hwaccm, 32);
187 CHECK_MEMBER_ALIGNMENT(VMCPU, tm, 32);
188 CHECK_SIZE_ALIGNMENT(VMCPU, 32);
189
190 /* cpumctx */
191 CHECK_MEMBER_ALIGNMENT(CPUMCTX, fpu, 32);
192 CHECK_MEMBER_ALIGNMENT(CPUMCTX, edi, 32);
193 CHECK_MEMBER_ALIGNMENT(CPUMCTX, idtr, 4);
194 CHECK_MEMBER_ALIGNMENT(CPUMCTX, SysEnter, 8);
195 CHECK_CPUMCTXCORE(eax);
196 CHECK_CPUMCTXCORE(ebx);
197 CHECK_CPUMCTXCORE(ecx);
198 CHECK_CPUMCTXCORE(edx);
199 CHECK_CPUMCTXCORE(ebp);
200 CHECK_CPUMCTXCORE(esp);
201 CHECK_CPUMCTXCORE(edi);
202 CHECK_CPUMCTXCORE(esi);
203 CHECK_CPUMCTXCORE(eip);
204 CHECK_CPUMCTXCORE(eflags);
205 CHECK_CPUMCTXCORE(cs);
206 CHECK_CPUMCTXCORE(ds);
207 CHECK_CPUMCTXCORE(es);
208 CHECK_CPUMCTXCORE(fs);
209 CHECK_CPUMCTXCORE(gs);
210 CHECK_CPUMCTXCORE(ss);
211 CHECK_CPUMCTXCORE(r8);
212 CHECK_CPUMCTXCORE(r9);
213 CHECK_CPUMCTXCORE(r10);
214 CHECK_CPUMCTXCORE(r11);
215 CHECK_CPUMCTXCORE(r12);
216 CHECK_CPUMCTXCORE(r13);
217 CHECK_CPUMCTXCORE(r14);
218 CHECK_CPUMCTXCORE(r15);
219 CHECK_CPUMCTXCORE(esHid);
220 CHECK_CPUMCTXCORE(csHid);
221 CHECK_CPUMCTXCORE(ssHid);
222 CHECK_CPUMCTXCORE(dsHid);
223 CHECK_CPUMCTXCORE(fsHid);
224 CHECK_CPUMCTXCORE(gsHid);
225
226#if HC_ARCH_BITS == 32
227 /* CPUMHOSTCTX - lss pair */
228 if (RT_OFFSETOF(CPUMHOSTCTX, esp) + 4 != RT_OFFSETOF(CPUMHOSTCTX, ss))
229 {
230 printf("error: CPUMHOSTCTX lss has been split up!\n");
231 rc++;
232 }
233#endif
234 CHECK_SIZE_ALIGNMENT(CPUMCTX, 64);
235 CHECK_SIZE_ALIGNMENT(CPUMHOSTCTX, 64);
236 CHECK_SIZE_ALIGNMENT(CPUMCTXMSR, 64);
237
238 /* pdm */
239 CHECK_MEMBER_ALIGNMENT(PDMDEVINS, achInstanceData, 64);
240 CHECK_PADDING(PDMDEVINS, Internal);
241 CHECK_MEMBER_ALIGNMENT(PDMUSBINS, achInstanceData, 16);
242 CHECK_PADDING(PDMUSBINS, Internal);
243 CHECK_MEMBER_ALIGNMENT(PDMDRVINS, achInstanceData, 16);
244 CHECK_PADDING(PDMDRVINS, Internal);
245 CHECK_PADDING2(PDMCRITSECT);
246 CHECK_MEMBER_ALIGNMENT(PGMPOOLPAGE, idx, sizeof(uint16_t));
247 CHECK_MEMBER_ALIGNMENT(PGMPOOLPAGE, pvPageR3, sizeof(RTHCPTR));
248 CHECK_MEMBER_ALIGNMENT(PGMPOOLPAGE, GCPhys, sizeof(RTGCPHYS));
249 CHECK_SIZE(PGMPAGE, 16);
250 CHECK_MEMBER_ALIGNMENT(PGMRAMRANGE, aPages, 16);
251 CHECK_MEMBER_ALIGNMENT(PGMMMIO2RANGE, RamRange, 16);
252
253 /* misc */
254 CHECK_MEMBER_ALIGNMENT(REM, aGCPtrInvalidatedPages, 8);
255 CHECK_PADDING3(EM, u.FatalLongJump, u.achPaddingFatalLongJump);
256 CHECK_PADDING3(REMHANDLERNOTIFICATION, u.PhysicalRegister, u.padding);
257 CHECK_PADDING3(REMHANDLERNOTIFICATION, u.PhysicalDeregister, u.padding);
258 CHECK_PADDING3(REMHANDLERNOTIFICATION, u.PhysicalModify, u.padding);
259 CHECK_SIZE_ALIGNMENT(VMMR0JMPBUF, 8);
260 CHECK_SIZE_ALIGNMENT(PATCHINFO, 8);
261#if 0
262 PRINT_OFFSET(VM, fForcedActions);
263 PRINT_OFFSET(VM, StatQemuToGC);
264 PRINT_OFFSET(VM, StatGCToQemu);
265#endif
266
267
268 /* hwaccm - 32-bit gcc won't align uint64_t naturally, so check. */
269 CHECK_MEMBER_ALIGNMENT(HWACCM, u64RegisterMask, 8);
270 CHECK_MEMBER_ALIGNMENT(HWACCM, vmx.hostCR4, 8);
271 CHECK_MEMBER_ALIGNMENT(HWACCM, vmx.msr.feature_ctrl, 8);
272 CHECK_MEMBER_ALIGNMENT(HWACCMCPU, StatEntry, 8);
273 CHECK_MEMBER_ALIGNMENT(HWACCMCPU, vmx.proc_ctls, 8);
274 CHECK_MEMBER_ALIGNMENT(HWACCMCPU, Event.intInfo, 8);
275
276
277 /*
278 * Compare HC and GC.
279 */
280 printf("tstVMStructSize: Comparing HC and GC...\n");
281#include "tstVMStructGC.h"
282
283 /*
284 * Report result.
285 */
286 if (rc)
287 printf("tstVMStructSize: FAILURE - %d errors\n", rc);
288 else
289 printf("tstVMStructSize: SUCCESS\n");
290 return rc;
291}
292
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