VirtualBox

source: vbox/trunk/src/VBox/VMM/testcase/tstVMStructSize.cpp@ 12970

Last change on this file since 12970 was 12970, checked in by vboxsync, 16 years ago

#1865: PDMINS.
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1/* $Id: tstVMStructSize.cpp 12970 2008-10-03 07:04:11Z 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#include "VMMInternal.h"
50#include "DBGFInternal.h"
51#include "STAMInternal.h"
52#include "VMInternal.h"
53#include "CSAMInternal.h"
54#include "EMInternal.h"
55#include "REMInternal.h"
56#include <VBox/vm.h>
57#include <VBox/param.h>
58#include <VBox/x86.h>
59
60#include "tstHelp.h"
61#include <stdio.h>
62
63
64
65int main()
66{
67 int rc = 0;
68 printf("tstVMStructSize: TESTING\n");
69
70 printf("struct VM: %d bytes\n", (int)sizeof(VM));
71
72#define CHECK_PADDING_VM(member) \
73 do \
74 { \
75 CHECK_PADDING(VM, member); \
76 CHECK_MEMBER_ALIGNMENT(VM, member, 32); \
77 } while (0)
78
79
80#define CHECK_CPUMCTXCORE(member) \
81 do { \
82 if (RT_OFFSETOF(CPUMCTX, member) - RT_OFFSETOF(CPUMCTX, edi) != RT_OFFSETOF(CPUMCTXCORE, member)) \
83 { \
84 printf("CPUMCTX/CORE:: %s!\n", #member); \
85 rc++; \
86 } \
87 } while (0)
88
89#define PRINT_OFFSET(strct, member) \
90 do \
91 { \
92 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)); \
93 } while (0)
94
95
96
97 CHECK_SIZE(uint128_t, 128/8);
98 CHECK_SIZE(int128_t, 128/8);
99 CHECK_SIZE(uint64_t, 64/8);
100 CHECK_SIZE(int64_t, 64/8);
101 CHECK_SIZE(uint32_t, 32/8);
102 CHECK_SIZE(int32_t, 32/8);
103 CHECK_SIZE(uint16_t, 16/8);
104 CHECK_SIZE(int16_t, 16/8);
105 CHECK_SIZE(uint8_t, 8/8);
106 CHECK_SIZE(int8_t, 8/8);
107
108 CHECK_SIZE(X86DESC, 8);
109 CHECK_SIZE(X86DESC64, 16);
110 CHECK_SIZE(VBOXIDTE, 8);
111 CHECK_SIZE(VBOXIDTR, 10);
112 CHECK_SIZE(VBOXGDTR, 10);
113 CHECK_SIZE(VBOXTSS, 136);
114 CHECK_SIZE(X86FXSTATE, 512);
115 CHECK_SIZE(RTUUID, 16);
116 CHECK_SIZE(X86PTE, 4);
117 CHECK_SIZE(X86PD, PAGE_SIZE);
118 CHECK_SIZE(X86PDE, 4);
119 CHECK_SIZE(X86PT, PAGE_SIZE);
120 CHECK_SIZE(X86PTEPAE, 8);
121 CHECK_SIZE(X86PTPAE, PAGE_SIZE);
122 CHECK_SIZE(X86PDEPAE, 8);
123 CHECK_SIZE(X86PDPAE, PAGE_SIZE);
124 CHECK_SIZE(X86PDPE, 8);
125 CHECK_SIZE(X86PDPT, PAGE_SIZE);
126 CHECK_SIZE(X86PML4E, 8);
127 CHECK_SIZE(X86PML4, PAGE_SIZE);
128
129 CHECK_PADDING_VM(cfgm);
130 CHECK_PADDING_VM(cpum);
131 CHECK_PADDING_VM(dbgf);
132 CHECK_PADDING_VM(em);
133 CHECK_PADDING_VM(iom);
134 CHECK_PADDING_VM(mm);
135 CHECK_PADDING_VM(pdm);
136 CHECK_PADDING_VM(pgm);
137 CHECK_PADDING_VM(selm);
138 CHECK_PADDING_VM(tm);
139 CHECK_PADDING_VM(trpm);
140 CHECK_PADDING_VM(vm);
141 CHECK_PADDING_VM(vmm);
142 CHECK_PADDING_VM(ssm);
143 CHECK_PADDING_VM(rem);
144 CHECK_PADDING_VM(hwaccm);
145 CHECK_PADDING_VM(patm);
146 CHECK_PADDING_VM(csam);
147 CHECK_MEMBER_ALIGNMENT(VM, selm.s.Tss, 16);
148 PRINT_OFFSET(VM, selm.s.Tss);
149 PVM pVM;
150 if ((RT_OFFSETOF(VM, selm.s.Tss) & PAGE_OFFSET_MASK) > PAGE_SIZE - sizeof(pVM->selm.s.Tss))
151 {
152 printf("SELM:Tss is crossing a page!\n");
153 rc++;
154 }
155 PRINT_OFFSET(VM, selm.s.TssTrap08);
156 if ((RT_OFFSETOF(VM, selm.s.TssTrap08) & PAGE_OFFSET_MASK) > PAGE_SIZE - sizeof(pVM->selm.s.TssTrap08))
157 {
158 printf("SELM:TssTrap08 is crossing a page!\n");
159 rc++;
160 }
161 CHECK_MEMBER_ALIGNMENT(VM, trpm.s.aIdt, 16);
162 CHECK_MEMBER_ALIGNMENT(VM, cpum, 64);
163 CHECK_MEMBER_ALIGNMENT(VM, cpum.s.Host, 64);
164 CHECK_MEMBER_ALIGNMENT(VM, cpum.s.Guest, 64);
165 CHECK_MEMBER_ALIGNMENT(VM, cpum.s.Hyper, 64);
166 CHECK_MEMBER_ALIGNMENT(VM, vmm.s.CritSectVMLock, 8);
167 CHECK_MEMBER_ALIGNMENT(VM, vmm.s.CallHostR0JmpBuf, 8);
168 CHECK_MEMBER_ALIGNMENT(VM, vmm.s.StatRunGC, 8);
169 CHECK_MEMBER_ALIGNMENT(VM, StatTotalQemuToGC, 8);
170 CHECK_MEMBER_ALIGNMENT(VM, rem.s.StatsInQEMU, 8);
171 CHECK_MEMBER_ALIGNMENT(VM, rem.s.Env, 32);
172 CHECK_MEMBER_ALIGNMENT(VM, aCpus, 64);
173
174 /* vmcpu */
175 CHECK_MEMBER_ALIGNMENT(VMCPU, cpum, 64);
176 CHECK_SIZE_ALIGNMENT(VMCPU, 64);
177
178 /* cpumctx */
179 CHECK_MEMBER_ALIGNMENT(CPUMCTX, fpu, 32);
180 CHECK_MEMBER_ALIGNMENT(CPUMCTX, edi, 32);
181 CHECK_MEMBER_ALIGNMENT(CPUMCTX, idtr, 4);
182 CHECK_MEMBER_ALIGNMENT(CPUMCTX, SysEnter, 8);
183 CHECK_CPUMCTXCORE(eax);
184 CHECK_CPUMCTXCORE(ebx);
185 CHECK_CPUMCTXCORE(ecx);
186 CHECK_CPUMCTXCORE(edx);
187 CHECK_CPUMCTXCORE(ebp);
188 CHECK_CPUMCTXCORE(esp);
189 CHECK_CPUMCTXCORE(edi);
190 CHECK_CPUMCTXCORE(esi);
191 CHECK_CPUMCTXCORE(eip);
192 CHECK_CPUMCTXCORE(eflags);
193 CHECK_CPUMCTXCORE(cs);
194 CHECK_CPUMCTXCORE(ds);
195 CHECK_CPUMCTXCORE(es);
196 CHECK_CPUMCTXCORE(fs);
197 CHECK_CPUMCTXCORE(gs);
198 CHECK_CPUMCTXCORE(ss);
199 CHECK_CPUMCTXCORE(r8);
200 CHECK_CPUMCTXCORE(r9);
201 CHECK_CPUMCTXCORE(r10);
202 CHECK_CPUMCTXCORE(r11);
203 CHECK_CPUMCTXCORE(r12);
204 CHECK_CPUMCTXCORE(r13);
205 CHECK_CPUMCTXCORE(r14);
206 CHECK_CPUMCTXCORE(r15);
207 CHECK_CPUMCTXCORE(esHid);
208 CHECK_CPUMCTXCORE(csHid);
209 CHECK_CPUMCTXCORE(ssHid);
210 CHECK_CPUMCTXCORE(dsHid);
211 CHECK_CPUMCTXCORE(fsHid);
212 CHECK_CPUMCTXCORE(gsHid);
213
214#if HC_ARCH_BITS == 32
215 /* CPUMHOSTCTX - lss pair */
216 if (RT_OFFSETOF(CPUMHOSTCTX, esp) + 4 != RT_OFFSETOF(CPUMHOSTCTX, ss))
217 {
218 printf("error: CPUMHOSTCTX lss has been split up!\n");
219 rc++;
220 }
221#endif
222 CHECK_SIZE_ALIGNMENT(CPUMCTX, 64);
223 CHECK_SIZE_ALIGNMENT(CPUMHOSTCTX, 64);
224
225 /* pdm */
226 CHECK_MEMBER_ALIGNMENT(PDMDEVINS, achInstanceData, 64);
227 CHECK_PADDING(PDMDEVINS, Internal);
228 CHECK_MEMBER_ALIGNMENT(PDMUSBINS, achInstanceData, 16);
229 CHECK_PADDING(PDMUSBINS, Internal);
230 CHECK_MEMBER_ALIGNMENT(PDMDRVINS, achInstanceData, 16);
231 CHECK_PADDING(PDMDRVINS, Internal);
232 CHECK_PADDING2(PDMCRITSECT);
233 CHECK_MEMBER_ALIGNMENT(PGMPOOLPAGE, idx, sizeof(uint16_t));
234 CHECK_MEMBER_ALIGNMENT(PGMPOOLPAGE, pvPageHC, sizeof(RTHCPTR));
235 CHECK_MEMBER_ALIGNMENT(PGMPOOLPAGE, GCPhys, sizeof(RTGCPHYS));
236 CHECK_SIZE(PGMPAGE, 16);
237 CHECK_MEMBER_ALIGNMENT(PGMRAMRANGE, aPages, 16);
238 CHECK_MEMBER_ALIGNMENT(PGMMMIO2RANGE, RamRange, 16);
239
240 /* misc */
241 CHECK_MEMBER_ALIGNMENT(REM, aGCPtrInvalidatedPages, 8);
242 CHECK_PADDING3(EM, u.FatalLongJump, u.achPaddingFatalLongJump);
243 CHECK_PADDING3(REMHANDLERNOTIFICATION, u.PhysicalRegister, u.padding);
244 CHECK_PADDING3(REMHANDLERNOTIFICATION, u.PhysicalDeregister, u.padding);
245 CHECK_PADDING3(REMHANDLERNOTIFICATION, u.PhysicalModify, u.padding);
246 CHECK_SIZE_ALIGNMENT(VMMR0JMPBUF, 8);
247 CHECK_SIZE_ALIGNMENT(PATCHINFO, 8);
248#if 0
249 PRINT_OFFSET(VM, fForcedActions);
250 PRINT_OFFSET(VM, StatQemuToGC);
251 PRINT_OFFSET(VM, StatGCToQemu);
252#endif
253
254
255 /* hwaccm - 32-bit gcc won't align uint64_t naturally, so check. */
256 CHECK_MEMBER_ALIGNMENT(HWACCM, u64RegisterMask, 8);
257 CHECK_MEMBER_ALIGNMENT(HWACCM, vmx.hostCR4, 8);
258 CHECK_MEMBER_ALIGNMENT(HWACCM, Event.intInfo, 8);
259 CHECK_MEMBER_ALIGNMENT(HWACCM, StatEntry, 8);
260
261
262 /*
263 * Compare HC and GC.
264 */
265 printf("tstVMStructSize: Comparing HC and GC...\n");
266#include "tstVMStructGC.h"
267
268 /*
269 * Report result.
270 */
271 if (rc)
272 printf("tstVMStructSize: FAILURE - %d errors\n", rc);
273 else
274 printf("tstVMStructSize: SUCCESS\n");
275 return rc;
276}
277
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