CPUMAllCpuId.cpp@ 98523

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1	/* $Id: CPUMAllCpuId.cpp 98103 2023-01-17 14:15:46Z vboxsync $ */
2	/** @file
3	* CPUM - CPU ID part, common bits.
4	*/
5
6	/*
7	* Copyright (C) 2013-2023 Oracle and/or its affiliates.
8	*
9	* This file is part of VirtualBox base platform packages, as
10	* available from https://www.virtualbox.org.
11	*
12	* This program is free software; you can redistribute it and/or
13	* modify it under the terms of the GNU General Public License
14	* as published by the Free Software Foundation, in version 3 of the
15	* License.
16	*
17	* This program is distributed in the hope that it will be useful, but
18	* WITHOUT ANY WARRANTY; without even the implied warranty of
19	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20	* General Public License for more details.
21	*
22	* You should have received a copy of the GNU General Public License
23	* along with this program; if not, see <https://www.gnu.org/licenses>.
24	*
25	* SPDX-License-Identifier: GPL-3.0-only
26	*/
27
28
29	/*********************************************************************************************************************************
30	* Header Files *
31	*********************************************************************************************************************************/
32	#define LOG_GROUP LOG_GROUP_CPUM
33	#include <VBox/vmm/cpum.h>
34	#include <VBox/vmm/hm.h>
35	#include <VBox/vmm/ssm.h>
36	#include "CPUMInternal.h"
37	#include <VBox/vmm/vmcc.h>
38	#include <VBox/sup.h>
39
40	#include <VBox/err.h>
41	#if defined(RT_ARCH_X86) \|\| defined(RT_ARCH_AMD64)
42	# include <iprt/asm-amd64-x86.h>
43	#endif
44	#include <iprt/ctype.h>
45	#include <iprt/mem.h>
46	#include <iprt/string.h>
47	#include <iprt/x86-helpers.h>
48
49
50	/*********************************************************************************************************************************
51	* Global Variables *
52	*********************************************************************************************************************************/
53	/**
54	* The intel pentium family.
55	*/
56	static const CPUMMICROARCH g_aenmIntelFamily06[] =
57	{
58	/* [ 0(0x00)] = / kCpumMicroarch_Intel_P6, / Pentium Pro A-step (says sandpile.org). */
59	/* [ 1(0x01)] = / kCpumMicroarch_Intel_P6, / Pentium Pro */
60	/* [ 2(0x02)] = */ kCpumMicroarch_Intel_Unknown,
61	/* [ 3(0x03)] = / kCpumMicroarch_Intel_P6_II, / PII Klamath */
62	/* [ 4(0x04)] = */ kCpumMicroarch_Intel_Unknown,
63	/* [ 5(0x05)] = / kCpumMicroarch_Intel_P6_II, / PII Deschutes */
64	/* [ 6(0x06)] = / kCpumMicroarch_Intel_P6_II, / Celeron Mendocino. */
65	/* [ 7(0x07)] = / kCpumMicroarch_Intel_P6_III, / PIII Katmai. */
66	/* [ 8(0x08)] = / kCpumMicroarch_Intel_P6_III, / PIII Coppermine (includes Celeron). */
67	/* [ 9(0x09)] = / kCpumMicroarch_Intel_P6_M_Banias, / Pentium/Celeron M Banias. */
68	/* [10(0x0a)] = / kCpumMicroarch_Intel_P6_III, / PIII Xeon */
69	/* [11(0x0b)] = / kCpumMicroarch_Intel_P6_III, / PIII Tualatin (includes Celeron). */
70	/* [12(0x0c)] = */ kCpumMicroarch_Intel_Unknown,
71	/* [13(0x0d)] = / kCpumMicroarch_Intel_P6_M_Dothan, / Pentium/Celeron M Dothan. */
72	/* [14(0x0e)] = / kCpumMicroarch_Intel_Core_Yonah, / Core Yonah (Enhanced Pentium M). */
73	/* [15(0x0f)] = / kCpumMicroarch_Intel_Core2_Merom, / Merom */
74	/* [16(0x10)] = */ kCpumMicroarch_Intel_Unknown,
75	/* [17(0x11)] = */ kCpumMicroarch_Intel_Unknown,
76	/* [18(0x12)] = */ kCpumMicroarch_Intel_Unknown,
77	/* [19(0x13)] = */ kCpumMicroarch_Intel_Unknown,
78	/* [20(0x14)] = */ kCpumMicroarch_Intel_Unknown,
79	/* [21(0x15)] = / kCpumMicroarch_Intel_P6_M_Dothan, / Tolapai - System-on-a-chip. */
80	/* [22(0x16)] = */ kCpumMicroarch_Intel_Core2_Merom,
81	/* [23(0x17)] = */ kCpumMicroarch_Intel_Core2_Penryn,
82	/* [24(0x18)] = */ kCpumMicroarch_Intel_Unknown,
83	/* [25(0x19)] = */ kCpumMicroarch_Intel_Unknown,
84	/* [26(0x1a)] = / kCpumMicroarch_Intel_Core7_Nehalem, / Nehalem-EP */
85	/* [27(0x1b)] = */ kCpumMicroarch_Intel_Unknown,
86	/* [28(0x1c)] = / kCpumMicroarch_Intel_Atom_Bonnell, / Diamonville, Pineview, */
87	/* [29(0x1d)] = */ kCpumMicroarch_Intel_Core2_Penryn,
88	/* [30(0x1e)] = / kCpumMicroarch_Intel_Core7_Nehalem, / Clarksfield, Lynnfield, Jasper Forest. */
89	/* [31(0x1f)] = / kCpumMicroarch_Intel_Core7_Nehalem, / Only listed by sandpile.org. 2 cores ABD/HVD, whatever that means. */
90	/* [32(0x20)] = */ kCpumMicroarch_Intel_Unknown,
91	/* [33(0x21)] = */ kCpumMicroarch_Intel_Unknown,
92	/* [34(0x22)] = */ kCpumMicroarch_Intel_Unknown,
93	/* [35(0x23)] = */ kCpumMicroarch_Intel_Unknown,
94	/* [36(0x24)] = */ kCpumMicroarch_Intel_Unknown,
95	/* [37(0x25)] = / kCpumMicroarch_Intel_Core7_Westmere, / Arrandale, Clarksdale. */
96	/* [38(0x26)] = */ kCpumMicroarch_Intel_Atom_Lincroft,
97	/* [39(0x27)] = */ kCpumMicroarch_Intel_Atom_Saltwell,
98	/* [40(0x28)] = */ kCpumMicroarch_Intel_Unknown,
99	/* [41(0x29)] = */ kCpumMicroarch_Intel_Unknown,
100	/* [42(0x2a)] = */ kCpumMicroarch_Intel_Core7_SandyBridge,
101	/* [43(0x2b)] = */ kCpumMicroarch_Intel_Unknown,
102	/* [44(0x2c)] = / kCpumMicroarch_Intel_Core7_Westmere, / Gulftown, Westmere-EP. */
103	/* [45(0x2d)] = / kCpumMicroarch_Intel_Core7_SandyBridge, / SandyBridge-E, SandyBridge-EN, SandyBridge-EP. */
104	/* [46(0x2e)] = / kCpumMicroarch_Intel_Core7_Nehalem, / Beckton (Xeon). */
105	/* [47(0x2f)] = / kCpumMicroarch_Intel_Core7_Westmere, / Westmere-EX. */
106	/* [48(0x30)] = */ kCpumMicroarch_Intel_Unknown,
107	/* [49(0x31)] = */ kCpumMicroarch_Intel_Unknown,
108	/* [50(0x32)] = */ kCpumMicroarch_Intel_Unknown,
109	/* [51(0x33)] = */ kCpumMicroarch_Intel_Unknown,
110	/* [52(0x34)] = */ kCpumMicroarch_Intel_Unknown,
111	/* [53(0x35)] = / kCpumMicroarch_Intel_Atom_Saltwell, / ?? */
112	/* [54(0x36)] = / kCpumMicroarch_Intel_Atom_Saltwell, / Cedarview, ++ */
113	/* [55(0x37)] = */ kCpumMicroarch_Intel_Atom_Silvermont,
114	/* [56(0x38)] = */ kCpumMicroarch_Intel_Unknown,
115	/* [57(0x39)] = */ kCpumMicroarch_Intel_Unknown,
116	/* [58(0x3a)] = */ kCpumMicroarch_Intel_Core7_IvyBridge,
117	/* [59(0x3b)] = */ kCpumMicroarch_Intel_Unknown,
118	/* [60(0x3c)] = */ kCpumMicroarch_Intel_Core7_Haswell,
119	/* [61(0x3d)] = */ kCpumMicroarch_Intel_Core7_Broadwell,
120	/* [62(0x3e)] = */ kCpumMicroarch_Intel_Core7_IvyBridge,
121	/* [63(0x3f)] = */ kCpumMicroarch_Intel_Core7_Haswell,
122	/* [64(0x40)] = */ kCpumMicroarch_Intel_Unknown,
123	/* [65(0x41)] = */ kCpumMicroarch_Intel_Unknown,
124	/* [66(0x42)] = */ kCpumMicroarch_Intel_Unknown,
125	/* [67(0x43)] = */ kCpumMicroarch_Intel_Unknown,
126	/* [68(0x44)] = */ kCpumMicroarch_Intel_Unknown,
127	/* [69(0x45)] = */ kCpumMicroarch_Intel_Core7_Haswell,
128	/* [70(0x46)] = */ kCpumMicroarch_Intel_Core7_Haswell,
129	/* [71(0x47)] = / kCpumMicroarch_Intel_Core7_Broadwell, / i7-5775C */
130	/* [72(0x48)] = */ kCpumMicroarch_Intel_Unknown,
131	/* [73(0x49)] = */ kCpumMicroarch_Intel_Unknown,
132	/* [74(0x4a)] = */ kCpumMicroarch_Intel_Atom_Silvermont,
133	/* [75(0x4b)] = */ kCpumMicroarch_Intel_Unknown,
134	/* [76(0x4c)] = */ kCpumMicroarch_Intel_Atom_Airmount,
135	/* [77(0x4d)] = */ kCpumMicroarch_Intel_Atom_Silvermont,
136	/* [78(0x4e)] = */ kCpumMicroarch_Intel_Core7_Skylake,
137	/* [79(0x4f)] = / kCpumMicroarch_Intel_Core7_Broadwell, / Broadwell-E */
138	/* [80(0x50)] = */ kCpumMicroarch_Intel_Unknown,
139	/* [81(0x51)] = */ kCpumMicroarch_Intel_Unknown,
140	/* [82(0x52)] = */ kCpumMicroarch_Intel_Unknown,
141	/* [83(0x53)] = */ kCpumMicroarch_Intel_Unknown,
142	/* [84(0x54)] = */ kCpumMicroarch_Intel_Unknown,
143	/* [85(0x55)] = / kCpumMicroarch_Intel_Core7_Skylake, / server cpu; skylake <= 4, cascade lake > 5 */
144	/* [86(0x56)] = / kCpumMicroarch_Intel_Core7_Broadwell, / Xeon D-1540, Broadwell-DE */
145	/* [87(0x57)] = */ kCpumMicroarch_Intel_Phi_KnightsLanding,
146	/* [88(0x58)] = */ kCpumMicroarch_Intel_Unknown,
147	/* [89(0x59)] = */ kCpumMicroarch_Intel_Unknown,
148	/* [90(0x5a)] = / kCpumMicroarch_Intel_Atom_Silvermont, / Moorefield */
149	/* [91(0x5b)] = */ kCpumMicroarch_Intel_Unknown,
150	/* [92(0x5c)] = / kCpumMicroarch_Intel_Atom_Goldmont, / Apollo Lake */
151	/* [93(0x5d)] = / kCpumMicroarch_Intel_Atom_Silvermont, / x3-C3230 */
152	/* [94(0x5e)] = / kCpumMicroarch_Intel_Core7_Skylake, / i7-6700K */
153	/* [95(0x5f)] = / kCpumMicroarch_Intel_Atom_Goldmont, / Denverton */
154	/* [96(0x60)] = */ kCpumMicroarch_Intel_Unknown,
155	/* [97(0x61)] = */ kCpumMicroarch_Intel_Unknown,
156	/* [98(0x62)] = */ kCpumMicroarch_Intel_Unknown,
157	/* [99(0x63)] = */ kCpumMicroarch_Intel_Unknown,
158	/[100(0x64)] = / kCpumMicroarch_Intel_Unknown,
159	/[101(0x65)] = / kCpumMicroarch_Intel_Atom_Silvermont, /* SoFIA */
160	/[102(0x66)] = / kCpumMicroarch_Intel_Core7_CannonLake, /* unconfirmed */
161	/[103(0x67)] = / kCpumMicroarch_Intel_Unknown,
162	/[104(0x68)] = / kCpumMicroarch_Intel_Unknown,
163	/[105(0x69)] = / kCpumMicroarch_Intel_Unknown,
164	/[106(0x6a)] = / kCpumMicroarch_Intel_Core7_IceLake, /* unconfirmed server */
165	/[107(0x6b)] = / kCpumMicroarch_Intel_Unknown,
166	/[108(0x6c)] = / kCpumMicroarch_Intel_Core7_IceLake, /* unconfirmed server */
167	/[109(0x6d)] = / kCpumMicroarch_Intel_Unknown,
168	/[110(0x6e)] = / kCpumMicroarch_Intel_Atom_Airmount, /* or silvermount? */
169	/[111(0x6f)] = / kCpumMicroarch_Intel_Unknown,
170	/[112(0x70)] = / kCpumMicroarch_Intel_Unknown,
171	/[113(0x71)] = / kCpumMicroarch_Intel_Unknown,
172	/[114(0x72)] = / kCpumMicroarch_Intel_Unknown,
173	/[115(0x73)] = / kCpumMicroarch_Intel_Unknown,
174	/[116(0x74)] = / kCpumMicroarch_Intel_Unknown,
175	/[117(0x75)] = / kCpumMicroarch_Intel_Atom_Airmount, /* or silvermount? */
176	/[118(0x76)] = / kCpumMicroarch_Intel_Unknown,
177	/[119(0x77)] = / kCpumMicroarch_Intel_Unknown,
178	/[120(0x78)] = / kCpumMicroarch_Intel_Unknown,
179	/[121(0x79)] = / kCpumMicroarch_Intel_Unknown,
180	/[122(0x7a)] = / kCpumMicroarch_Intel_Atom_GoldmontPlus,
181	/[123(0x7b)] = / kCpumMicroarch_Intel_Unknown,
182	/[124(0x7c)] = / kCpumMicroarch_Intel_Unknown,
183	/[125(0x7d)] = / kCpumMicroarch_Intel_Core7_IceLake, /* unconfirmed */
184	/[126(0x7e)] = / kCpumMicroarch_Intel_Core7_IceLake, /* unconfirmed */
185	/[127(0x7f)] = / kCpumMicroarch_Intel_Unknown,
186	/[128(0x80)] = / kCpumMicroarch_Intel_Unknown,
187	/[129(0x81)] = / kCpumMicroarch_Intel_Unknown,
188	/[130(0x82)] = / kCpumMicroarch_Intel_Unknown,
189	/[131(0x83)] = / kCpumMicroarch_Intel_Unknown,
190	/[132(0x84)] = / kCpumMicroarch_Intel_Unknown,
191	/[133(0x85)] = / kCpumMicroarch_Intel_Phi_KnightsMill,
192	/[134(0x86)] = / kCpumMicroarch_Intel_Unknown,
193	/[135(0x87)] = / kCpumMicroarch_Intel_Unknown,
194	/[136(0x88)] = / kCpumMicroarch_Intel_Unknown,
195	/[137(0x89)] = / kCpumMicroarch_Intel_Unknown,
196	/[138(0x8a)] = / kCpumMicroarch_Intel_Unknown,
197	/[139(0x8b)] = / kCpumMicroarch_Intel_Unknown,
198	/[140(0x8c)] = / kCpumMicroarch_Intel_Core7_TigerLake, /* 11th Gen Intel(R) Core(TM) i7-1185G7 @ 3.00GHz (bird) */
199	/[141(0x8d)] = / kCpumMicroarch_Intel_Core7_TigerLake, /* unconfirmed */
200	/[142(0x8e)] = / kCpumMicroarch_Intel_Core7_KabyLake, /* Stepping >= 0xB is Whiskey Lake, 0xA is CoffeeLake. */
201	/[143(0x8f)] = / kCpumMicroarch_Intel_Core7_SapphireRapids,
202	/[144(0x90)] = / kCpumMicroarch_Intel_Unknown,
203	/[145(0x91)] = / kCpumMicroarch_Intel_Unknown,
204	/[146(0x92)] = / kCpumMicroarch_Intel_Unknown,
205	/[147(0x93)] = / kCpumMicroarch_Intel_Unknown,
206	/[148(0x94)] = / kCpumMicroarch_Intel_Unknown,
207	/[149(0x95)] = / kCpumMicroarch_Intel_Unknown,
208	/[150(0x96)] = / kCpumMicroarch_Intel_Unknown,
209	/[151(0x97)] = / kCpumMicroarch_Intel_Core7_AlderLake, /* unconfirmed, unreleased */
210	/[152(0x98)] = / kCpumMicroarch_Intel_Unknown,
211	/[153(0x99)] = / kCpumMicroarch_Intel_Unknown,
212	/[154(0x9a)] = / kCpumMicroarch_Intel_Core7_AlderLake, /* unconfirmed, unreleased */
213	/[155(0x9b)] = / kCpumMicroarch_Intel_Unknown,
214	/[156(0x9c)] = / kCpumMicroarch_Intel_Unknown,
215	/[157(0x9d)] = / kCpumMicroarch_Intel_Unknown,
216	/[158(0x9e)] = / kCpumMicroarch_Intel_Core7_KabyLake, /* Stepping >= 0xB is Whiskey Lake, 0xA is CoffeeLake. */
217	/[159(0x9f)] = / kCpumMicroarch_Intel_Unknown,
218	/[160(0xa0)] = / kCpumMicroarch_Intel_Unknown,
219	/[161(0xa1)] = / kCpumMicroarch_Intel_Unknown,
220	/[162(0xa2)] = / kCpumMicroarch_Intel_Unknown,
221	/[163(0xa3)] = / kCpumMicroarch_Intel_Unknown,
222	/[164(0xa4)] = / kCpumMicroarch_Intel_Unknown,
223	/[165(0xa5)] = / kCpumMicroarch_Intel_Core7_CometLake, /* unconfirmed */
224	/[166(0xa6)] = / kCpumMicroarch_Intel_Unknown,
225	/[167(0xa7)] = / kCpumMicroarch_Intel_Core7_CypressCove, /* 14nm backport, unconfirmed */
226	};
227	AssertCompile(RT_ELEMENTS(g_aenmIntelFamily06) == 0xa7+1);
228
229
230	/**
231	* Figures out the (sub-)micro architecture given a bit of CPUID info.
232	*
233	* @returns Micro architecture.
234	* @param enmVendor The CPU vendor.
235	* @param bFamily The CPU family.
236	* @param bModel The CPU model.
237	* @param bStepping The CPU stepping.
238	*/
239	VMMDECL(CPUMMICROARCH) CPUMCpuIdDetermineX86MicroarchEx(CPUMCPUVENDOR enmVendor, uint8_t bFamily,
240	uint8_t bModel, uint8_t bStepping)
241	{
242	if (enmVendor == CPUMCPUVENDOR_AMD)
243	{
244	switch (bFamily)
245	{
246	case 0x02: return kCpumMicroarch_AMD_Am286; /* Not really kosher... */
247	case 0x03: return kCpumMicroarch_AMD_Am386;
248	case 0x23: return kCpumMicroarch_AMD_Am386; /* SX*/
249	case 0x04: return bModel < 14 ? kCpumMicroarch_AMD_Am486 : kCpumMicroarch_AMD_Am486Enh;
250	case 0x05: return bModel < 6 ? kCpumMicroarch_AMD_K5 : kCpumMicroarch_AMD_K6; /* Genode LX is 0x0a, lump it with K6. */
251	case 0x06:
252	switch (bModel)
253	{
254	case 0: return kCpumMicroarch_AMD_K7_Palomino;
255	case 1: return kCpumMicroarch_AMD_K7_Palomino;
256	case 2: return kCpumMicroarch_AMD_K7_Palomino;
257	case 3: return kCpumMicroarch_AMD_K7_Spitfire;
258	case 4: return kCpumMicroarch_AMD_K7_Thunderbird;
259	case 6: return kCpumMicroarch_AMD_K7_Palomino;
260	case 7: return kCpumMicroarch_AMD_K7_Morgan;
261	case 8: return kCpumMicroarch_AMD_K7_Thoroughbred;
262	case 10: return kCpumMicroarch_AMD_K7_Barton; /* Thorton too. */
263	}
264	return kCpumMicroarch_AMD_K7_Unknown;
265	case 0x0f:
266	/*
267	* This family is a friggin mess. Trying my best to make some
268	* sense out of it. Too much happened in the 0x0f family to
269	* lump it all together as K8 (130nm->90nm->65nm, AMD-V, ++).
270	*
271	* Emperical CPUID.01h.EAX evidence from revision guides, wikipedia,
272	* cpu-world.com, and other places:
273	* - 130nm:
274	* - ClawHammer: F7A/SH-CG, F5A/-CG, F4A/-CG, F50/-B0, F48/-C0, F58/-C0,
275	* - SledgeHammer: F50/SH-B0, F48/-C0, F58/-C0, F4A/-CG, F5A/-CG, F7A/-CG, F51/-B3
276	* - Newcastle: FC0/DH-CG (erratum #180: FE0/DH-CG), FF0/DH-CG
277	* - Dublin: FC0/-CG, FF0/-CG, F82/CH-CG, F4A/-CG, F48/SH-C0,
278	* - Odessa: FC0/DH-CG (erratum #180: FE0/DH-CG)
279	* - Paris: FF0/DH-CG, FC0/DH-CG (erratum #180: FE0/DH-CG),
280	* - 90nm:
281	* - Winchester: 10FF0/DH-D0, 20FF0/DH-E3.
282	* - Oakville: 10FC0/DH-D0.
283	* - Georgetown: 10FC0/DH-D0.
284	* - Sonora: 10FC0/DH-D0.
285	* - Venus: 20F71/SH-E4
286	* - Troy: 20F51/SH-E4
287	* - Athens: 20F51/SH-E4
288	* - San Diego: 20F71/SH-E4.
289	* - Lancaster: 20F42/SH-E5
290	* - Newark: 20F42/SH-E5.
291	* - Albany: 20FC2/DH-E6.
292	* - Roma: 20FC2/DH-E6.
293	* - Venice: 20FF0/DH-E3, 20FC2/DH-E6, 20FF2/DH-E6.
294	* - Palermo: 10FC0/DH-D0, 20FF0/DH-E3, 20FC0/DH-E3, 20FC2/DH-E6, 20FF2/DH-E6
295	* - 90nm introducing Dual core:
296	* - Denmark: 20F30/JH-E1, 20F32/JH-E6
297	* - Italy: 20F10/JH-E1, 20F12/JH-E6
298	* - Egypt: 20F10/JH-E1, 20F12/JH-E6
299	* - Toledo: 20F32/JH-E6, 30F72/DH-E6 (single code variant).
300	* - Manchester: 20FB1/BH-E4, 30FF2/BH-E4.
301	* - 90nm 2nd gen opteron ++, AMD-V introduced (might be missing in some cheaper models):
302	* - Santa Ana: 40F32/JH-F2, /-F3
303	* - Santa Rosa: 40F12/JH-F2, 40F13/JH-F3
304	* - Windsor: 40F32/JH-F2, 40F33/JH-F3, C0F13/JH-F3, 40FB2/BH-F2, ??20FB1/BH-E4??.
305	* - Manila: 50FF2/DH-F2, 40FF2/DH-F2
306	* - Orleans: 40FF2/DH-F2, 50FF2/DH-F2, 50FF3/DH-F3.
307	* - Keene: 40FC2/DH-F2.
308	* - Richmond: 40FC2/DH-F2
309	* - Taylor: 40F82/BH-F2
310	* - Trinidad: 40F82/BH-F2
311	*
312	* - 65nm:
313	* - Brisbane: 60FB1/BH-G1, 60FB2/BH-G2.
314	* - Tyler: 60F81/BH-G1, 60F82/BH-G2.
315	* - Sparta: 70FF1/DH-G1, 70FF2/DH-G2.
316	* - Lima: 70FF1/DH-G1, 70FF2/DH-G2.
317	* - Sherman: /-G1, 70FC2/DH-G2.
318	* - Huron: 70FF2/DH-G2.
319	*/
320	if (bModel < 0x10)
321	return kCpumMicroarch_AMD_K8_130nm;
322	if (bModel >= 0x60 && bModel < 0x80)
323	return kCpumMicroarch_AMD_K8_65nm;
324	if (bModel >= 0x40)
325	return kCpumMicroarch_AMD_K8_90nm_AMDV;
326	switch (bModel)
327	{
328	case 0x21:
329	case 0x23:
330	case 0x2b:
331	case 0x2f:
332	case 0x37:
333	case 0x3f:
334	return kCpumMicroarch_AMD_K8_90nm_DualCore;
335	}
336	return kCpumMicroarch_AMD_K8_90nm;
337	case 0x10:
338	return kCpumMicroarch_AMD_K10;
339	case 0x11:
340	return kCpumMicroarch_AMD_K10_Lion;
341	case 0x12:
342	return kCpumMicroarch_AMD_K10_Llano;
343	case 0x14:
344	return kCpumMicroarch_AMD_Bobcat;
345	case 0x15:
346	switch (bModel)
347	{
348	case 0x00: return kCpumMicroarch_AMD_15h_Bulldozer; /* Any? prerelease? */
349	case 0x01: return kCpumMicroarch_AMD_15h_Bulldozer; /* Opteron 4200, FX-81xx. */
350	case 0x02: return kCpumMicroarch_AMD_15h_Piledriver; /* Opteron 4300, FX-83xx. */
351	case 0x10: return kCpumMicroarch_AMD_15h_Piledriver; /* A10-5800K for e.g. */
352	case 0x11: /* ?? */
353	case 0x12: /* ?? */
354	case 0x13: return kCpumMicroarch_AMD_15h_Piledriver; /* A10-6800K for e.g. */
355	}
356	return kCpumMicroarch_AMD_15h_Unknown;
357	case 0x16:
358	return kCpumMicroarch_AMD_Jaguar;
359	case 0x17:
360	return kCpumMicroarch_AMD_Zen_Ryzen;
361	}
362	return kCpumMicroarch_AMD_Unknown;
363	}
364
365	if (enmVendor == CPUMCPUVENDOR_INTEL)
366	{
367	switch (bFamily)
368	{
369	case 3:
370	return kCpumMicroarch_Intel_80386;
371	case 4:
372	return kCpumMicroarch_Intel_80486;
373	case 5:
374	return kCpumMicroarch_Intel_P5;
375	case 6:
376	if (bModel < RT_ELEMENTS(g_aenmIntelFamily06))
377	{
378	CPUMMICROARCH enmMicroArch = g_aenmIntelFamily06[bModel];
379	if (enmMicroArch == kCpumMicroarch_Intel_Core7_KabyLake)
380	{
381	if (bStepping >= 0xa && bStepping <= 0xc)
382	enmMicroArch = kCpumMicroarch_Intel_Core7_CoffeeLake;
383	else if (bStepping >= 0xc)
384	enmMicroArch = kCpumMicroarch_Intel_Core7_WhiskeyLake;
385	}
386	else if ( enmMicroArch == kCpumMicroarch_Intel_Core7_Skylake
387	&& bModel == 0x55
388	&& bStepping >= 5)
389	enmMicroArch = kCpumMicroarch_Intel_Core7_CascadeLake;
390	return enmMicroArch;
391	}
392	return kCpumMicroarch_Intel_Atom_Unknown;
393	case 15:
394	switch (bModel)
395	{
396	case 0: return kCpumMicroarch_Intel_NB_Willamette;
397	case 1: return kCpumMicroarch_Intel_NB_Willamette;
398	case 2: return kCpumMicroarch_Intel_NB_Northwood;
399	case 3: return kCpumMicroarch_Intel_NB_Prescott;
400	case 4: return kCpumMicroarch_Intel_NB_Prescott2M; /* ?? */
401	case 5: return kCpumMicroarch_Intel_NB_Unknown; /??/
402	case 6: return kCpumMicroarch_Intel_NB_CedarMill;
403	case 7: return kCpumMicroarch_Intel_NB_Gallatin;
404	default: return kCpumMicroarch_Intel_NB_Unknown;
405	}
406	break;
407	/* The following are not kosher but kind of follow intuitively from 6, 5 & 4. */
408	case 0:
409	return kCpumMicroarch_Intel_8086;
410	case 1:
411	return kCpumMicroarch_Intel_80186;
412	case 2:
413	return kCpumMicroarch_Intel_80286;
414	}
415	return kCpumMicroarch_Intel_Unknown;
416	}
417
418	if (enmVendor == CPUMCPUVENDOR_VIA)
419	{
420	switch (bFamily)
421	{
422	case 5:
423	switch (bModel)
424	{
425	case 1: return kCpumMicroarch_Centaur_C6;
426	case 4: return kCpumMicroarch_Centaur_C6;
427	case 8: return kCpumMicroarch_Centaur_C2;
428	case 9: return kCpumMicroarch_Centaur_C3;
429	}
430	break;
431
432	case 6:
433	switch (bModel)
434	{
435	case 5: return kCpumMicroarch_VIA_C3_M2;
436	case 6: return kCpumMicroarch_VIA_C3_C5A;
437	case 7: return bStepping < 8 ? kCpumMicroarch_VIA_C3_C5B : kCpumMicroarch_VIA_C3_C5C;
438	case 8: return kCpumMicroarch_VIA_C3_C5N;
439	case 9: return bStepping < 8 ? kCpumMicroarch_VIA_C3_C5XL : kCpumMicroarch_VIA_C3_C5P;
440	case 10: return kCpumMicroarch_VIA_C7_C5J;
441	case 15: return kCpumMicroarch_VIA_Isaiah;
442	}
443	break;
444	}
445	return kCpumMicroarch_VIA_Unknown;
446	}
447
448	if (enmVendor == CPUMCPUVENDOR_SHANGHAI)
449	{
450	switch (bFamily)
451	{
452	case 6:
453	case 7:
454	return kCpumMicroarch_Shanghai_Wudaokou;
455	default:
456	break;
457	}
458	return kCpumMicroarch_Shanghai_Unknown;
459	}
460
461	if (enmVendor == CPUMCPUVENDOR_CYRIX)
462	{
463	switch (bFamily)
464	{
465	case 4:
466	switch (bModel)
467	{
468	case 9: return kCpumMicroarch_Cyrix_5x86;
469	}
470	break;
471
472	case 5:
473	switch (bModel)
474	{
475	case 2: return kCpumMicroarch_Cyrix_M1;
476	case 4: return kCpumMicroarch_Cyrix_MediaGX;
477	case 5: return kCpumMicroarch_Cyrix_MediaGXm;
478	}
479	break;
480
481	case 6:
482	switch (bModel)
483	{
484	case 0: return kCpumMicroarch_Cyrix_M2;
485	}
486	break;
487
488	}
489	return kCpumMicroarch_Cyrix_Unknown;
490	}
491
492	if (enmVendor == CPUMCPUVENDOR_HYGON)
493	{
494	switch (bFamily)
495	{
496	case 0x18:
497	return kCpumMicroarch_Hygon_Dhyana;
498	default:
499	break;
500	}
501	return kCpumMicroarch_Hygon_Unknown;
502	}
503
504	return kCpumMicroarch_Unknown;
505	}
506
507
508	/**
509	* Translates a microarchitecture enum value to the corresponding string
510	* constant.
511	*
512	* @returns Read-only string constant (omits "kCpumMicroarch_" prefix). Returns
513	* NULL if the value is invalid.
514	*
515	* @param enmMicroarch The enum value to convert.
516	*/
517	VMMDECL(const char *) CPUMMicroarchName(CPUMMICROARCH enmMicroarch)
518	{
519	switch (enmMicroarch)
520	{
521	#define CASE_RET_STR(enmValue) case enmValue: return #enmValue + (sizeof("kCpumMicroarch_") - 1)
522	CASE_RET_STR(kCpumMicroarch_Intel_8086);
523	CASE_RET_STR(kCpumMicroarch_Intel_80186);
524	CASE_RET_STR(kCpumMicroarch_Intel_80286);
525	CASE_RET_STR(kCpumMicroarch_Intel_80386);
526	CASE_RET_STR(kCpumMicroarch_Intel_80486);
527	CASE_RET_STR(kCpumMicroarch_Intel_P5);
528
529	CASE_RET_STR(kCpumMicroarch_Intel_P6);
530	CASE_RET_STR(kCpumMicroarch_Intel_P6_II);
531	CASE_RET_STR(kCpumMicroarch_Intel_P6_III);
532
533	CASE_RET_STR(kCpumMicroarch_Intel_P6_M_Banias);
534	CASE_RET_STR(kCpumMicroarch_Intel_P6_M_Dothan);
535	CASE_RET_STR(kCpumMicroarch_Intel_Core_Yonah);
536
537	CASE_RET_STR(kCpumMicroarch_Intel_Core2_Merom);
538	CASE_RET_STR(kCpumMicroarch_Intel_Core2_Penryn);
539
540	CASE_RET_STR(kCpumMicroarch_Intel_Core7_Nehalem);
541	CASE_RET_STR(kCpumMicroarch_Intel_Core7_Westmere);
542	CASE_RET_STR(kCpumMicroarch_Intel_Core7_SandyBridge);
543	CASE_RET_STR(kCpumMicroarch_Intel_Core7_IvyBridge);
544	CASE_RET_STR(kCpumMicroarch_Intel_Core7_Haswell);
545	CASE_RET_STR(kCpumMicroarch_Intel_Core7_Broadwell);
546	CASE_RET_STR(kCpumMicroarch_Intel_Core7_Skylake);
547	CASE_RET_STR(kCpumMicroarch_Intel_Core7_KabyLake);
548	CASE_RET_STR(kCpumMicroarch_Intel_Core7_CoffeeLake);
549	CASE_RET_STR(kCpumMicroarch_Intel_Core7_WhiskeyLake);
550	CASE_RET_STR(kCpumMicroarch_Intel_Core7_CascadeLake);
551	CASE_RET_STR(kCpumMicroarch_Intel_Core7_CannonLake);
552	CASE_RET_STR(kCpumMicroarch_Intel_Core7_CometLake);
553	CASE_RET_STR(kCpumMicroarch_Intel_Core7_IceLake);
554	CASE_RET_STR(kCpumMicroarch_Intel_Core7_RocketLake);
555	CASE_RET_STR(kCpumMicroarch_Intel_Core7_TigerLake);
556	CASE_RET_STR(kCpumMicroarch_Intel_Core7_AlderLake);
557	CASE_RET_STR(kCpumMicroarch_Intel_Core7_SapphireRapids);
558
559	CASE_RET_STR(kCpumMicroarch_Intel_Atom_Bonnell);
560	CASE_RET_STR(kCpumMicroarch_Intel_Atom_Lincroft);
561	CASE_RET_STR(kCpumMicroarch_Intel_Atom_Saltwell);
562	CASE_RET_STR(kCpumMicroarch_Intel_Atom_Silvermont);
563	CASE_RET_STR(kCpumMicroarch_Intel_Atom_Airmount);
564	CASE_RET_STR(kCpumMicroarch_Intel_Atom_Goldmont);
565	CASE_RET_STR(kCpumMicroarch_Intel_Atom_GoldmontPlus);
566	CASE_RET_STR(kCpumMicroarch_Intel_Atom_Unknown);
567
568	CASE_RET_STR(kCpumMicroarch_Intel_Phi_KnightsFerry);
569	CASE_RET_STR(kCpumMicroarch_Intel_Phi_KnightsCorner);
570	CASE_RET_STR(kCpumMicroarch_Intel_Phi_KnightsLanding);
571	CASE_RET_STR(kCpumMicroarch_Intel_Phi_KnightsHill);
572	CASE_RET_STR(kCpumMicroarch_Intel_Phi_KnightsMill);
573
574	CASE_RET_STR(kCpumMicroarch_Intel_NB_Willamette);
575	CASE_RET_STR(kCpumMicroarch_Intel_NB_Northwood);
576	CASE_RET_STR(kCpumMicroarch_Intel_NB_Prescott);
577	CASE_RET_STR(kCpumMicroarch_Intel_NB_Prescott2M);
578	CASE_RET_STR(kCpumMicroarch_Intel_NB_CedarMill);
579	CASE_RET_STR(kCpumMicroarch_Intel_NB_Gallatin);
580	CASE_RET_STR(kCpumMicroarch_Intel_NB_Unknown);
581
582	CASE_RET_STR(kCpumMicroarch_Intel_Unknown);
583
584	CASE_RET_STR(kCpumMicroarch_AMD_Am286);
585	CASE_RET_STR(kCpumMicroarch_AMD_Am386);
586	CASE_RET_STR(kCpumMicroarch_AMD_Am486);
587	CASE_RET_STR(kCpumMicroarch_AMD_Am486Enh);
588	CASE_RET_STR(kCpumMicroarch_AMD_K5);
589	CASE_RET_STR(kCpumMicroarch_AMD_K6);
590
591	CASE_RET_STR(kCpumMicroarch_AMD_K7_Palomino);
592	CASE_RET_STR(kCpumMicroarch_AMD_K7_Spitfire);
593	CASE_RET_STR(kCpumMicroarch_AMD_K7_Thunderbird);
594	CASE_RET_STR(kCpumMicroarch_AMD_K7_Morgan);
595	CASE_RET_STR(kCpumMicroarch_AMD_K7_Thoroughbred);
596	CASE_RET_STR(kCpumMicroarch_AMD_K7_Barton);
597	CASE_RET_STR(kCpumMicroarch_AMD_K7_Unknown);
598
599	CASE_RET_STR(kCpumMicroarch_AMD_K8_130nm);
600	CASE_RET_STR(kCpumMicroarch_AMD_K8_90nm);
601	CASE_RET_STR(kCpumMicroarch_AMD_K8_90nm_DualCore);
602	CASE_RET_STR(kCpumMicroarch_AMD_K8_90nm_AMDV);
603	CASE_RET_STR(kCpumMicroarch_AMD_K8_65nm);
604
605	CASE_RET_STR(kCpumMicroarch_AMD_K10);
606	CASE_RET_STR(kCpumMicroarch_AMD_K10_Lion);
607	CASE_RET_STR(kCpumMicroarch_AMD_K10_Llano);
608	CASE_RET_STR(kCpumMicroarch_AMD_Bobcat);
609	CASE_RET_STR(kCpumMicroarch_AMD_Jaguar);
610
611	CASE_RET_STR(kCpumMicroarch_AMD_15h_Bulldozer);
612	CASE_RET_STR(kCpumMicroarch_AMD_15h_Piledriver);
613	CASE_RET_STR(kCpumMicroarch_AMD_15h_Steamroller);
614	CASE_RET_STR(kCpumMicroarch_AMD_15h_Excavator);
615	CASE_RET_STR(kCpumMicroarch_AMD_15h_Unknown);
616
617	CASE_RET_STR(kCpumMicroarch_AMD_16h_First);
618
619	CASE_RET_STR(kCpumMicroarch_AMD_Zen_Ryzen);
620
621	CASE_RET_STR(kCpumMicroarch_AMD_Unknown);
622
623	CASE_RET_STR(kCpumMicroarch_Hygon_Dhyana);
624	CASE_RET_STR(kCpumMicroarch_Hygon_Unknown);
625
626	CASE_RET_STR(kCpumMicroarch_Centaur_C6);
627	CASE_RET_STR(kCpumMicroarch_Centaur_C2);
628	CASE_RET_STR(kCpumMicroarch_Centaur_C3);
629	CASE_RET_STR(kCpumMicroarch_VIA_C3_M2);
630	CASE_RET_STR(kCpumMicroarch_VIA_C3_C5A);
631	CASE_RET_STR(kCpumMicroarch_VIA_C3_C5B);
632	CASE_RET_STR(kCpumMicroarch_VIA_C3_C5C);
633	CASE_RET_STR(kCpumMicroarch_VIA_C3_C5N);
634	CASE_RET_STR(kCpumMicroarch_VIA_C3_C5XL);
635	CASE_RET_STR(kCpumMicroarch_VIA_C3_C5P);
636	CASE_RET_STR(kCpumMicroarch_VIA_C7_C5J);
637	CASE_RET_STR(kCpumMicroarch_VIA_Isaiah);
638	CASE_RET_STR(kCpumMicroarch_VIA_Unknown);
639
640	CASE_RET_STR(kCpumMicroarch_Shanghai_Wudaokou);
641	CASE_RET_STR(kCpumMicroarch_Shanghai_Unknown);
642
643	CASE_RET_STR(kCpumMicroarch_Cyrix_5x86);
644	CASE_RET_STR(kCpumMicroarch_Cyrix_M1);
645	CASE_RET_STR(kCpumMicroarch_Cyrix_MediaGX);
646	CASE_RET_STR(kCpumMicroarch_Cyrix_MediaGXm);
647	CASE_RET_STR(kCpumMicroarch_Cyrix_M2);
648	CASE_RET_STR(kCpumMicroarch_Cyrix_Unknown);
649
650	CASE_RET_STR(kCpumMicroarch_NEC_V20);
651	CASE_RET_STR(kCpumMicroarch_NEC_V30);
652
653	CASE_RET_STR(kCpumMicroarch_Unknown);
654
655	#undef CASE_RET_STR
656	case kCpumMicroarch_Invalid:
657	case kCpumMicroarch_Intel_End:
658	case kCpumMicroarch_Intel_Core2_End:
659	case kCpumMicroarch_Intel_Core7_End:
660	case kCpumMicroarch_Intel_Atom_End:
661	case kCpumMicroarch_Intel_P6_Core_Atom_End:
662	case kCpumMicroarch_Intel_Phi_End:
663	case kCpumMicroarch_Intel_NB_End:
664	case kCpumMicroarch_AMD_K7_End:
665	case kCpumMicroarch_AMD_K8_End:
666	case kCpumMicroarch_AMD_15h_End:
667	case kCpumMicroarch_AMD_16h_End:
668	case kCpumMicroarch_AMD_Zen_End:
669	case kCpumMicroarch_AMD_End:
670	case kCpumMicroarch_Hygon_End:
671	case kCpumMicroarch_VIA_End:
672	case kCpumMicroarch_Shanghai_End:
673	case kCpumMicroarch_Cyrix_End:
674	case kCpumMicroarch_NEC_End:
675	case kCpumMicroarch_32BitHack:
676	break;
677	/* no default! */
678	}
679
680	return NULL;
681	}
682
683
684	/**
685	* Gets a matching leaf in the CPUID leaf array.
686	*
687	* @returns Pointer to the matching leaf, or NULL if not found.
688	* @param paLeaves The CPUID leaves to search. This is sorted.
689	* @param cLeaves The number of leaves in the array.
690	* @param uLeaf The leaf to locate.
691	* @param uSubLeaf The subleaf to locate. Pass 0 if no sub-leaves.
692	*/
693	PCPUMCPUIDLEAF cpumCpuIdGetLeafInt(PCPUMCPUIDLEAF paLeaves, uint32_t cLeaves, uint32_t uLeaf, uint32_t uSubLeaf)
694	{
695	/* Lazy bird does linear lookup here since this is only used for the
696	occational CPUID overrides. */
697	for (uint32_t i = 0; i < cLeaves; i++)
698	if ( paLeaves[i].uLeaf == uLeaf
699	&& paLeaves[i].uSubLeaf == (uSubLeaf & paLeaves[i].fSubLeafMask))
700	return &paLeaves[i];
701	return NULL;
702	}
703
704
705	/**
706	* Ensures that the CPUID leaf array can hold one more leaf.
707	*
708	* @returns Pointer to the CPUID leaf array (*ppaLeaves) on success. NULL on
709	* failure.
710	* @param pVM The cross context VM structure. If NULL, use
711	* the process heap, otherwise the VM's hyper heap.
712	* @param ppaLeaves Pointer to the variable holding the array pointer
713	* (input/output).
714	* @param cLeaves The current array size.
715	*
716	* @remarks This function will automatically update the R0 and RC pointers when
717	* using the hyper heap, which means @a ppaLeaves and @a cLeaves must
718	* be the corresponding VM's CPUID arrays (which is asserted).
719	*/
720	PCPUMCPUIDLEAF cpumCpuIdEnsureSpace(PVM pVM, PCPUMCPUIDLEAF *ppaLeaves, uint32_t cLeaves)
721	{
722	/*
723	* If pVM is not specified, we're on the regular heap and can waste a
724	* little space to speed things up.
725	*/
726	uint32_t cAllocated;
727	if (!pVM)
728	{
729	cAllocated = RT_ALIGN(cLeaves, 16);
730	if (cLeaves + 1 > cAllocated)
731	{
732	void pvNew = RTMemRealloc(ppaLeaves, (cAllocated + 16) * sizeof(**ppaLeaves));
733	if (pvNew)
734	*ppaLeaves = (PCPUMCPUIDLEAF)pvNew;
735	else
736	{
737	RTMemFree(*ppaLeaves);
738	*ppaLeaves = NULL;
739	}
740	}
741	}
742	/*
743	* Otherwise, we're on the hyper heap and are probably just inserting
744	* one or two leaves and should conserve space.
745	*/
746	else
747	{
748	#ifdef IN_VBOX_CPU_REPORT
749	AssertReleaseFailed();
750	#else
751	# ifdef IN_RING3
752	Assert(ppaLeaves == &pVM->cpum.s.GuestInfo.paCpuIdLeavesR3);
753	Assert(*ppaLeaves == pVM->cpum.s.GuestInfo.aCpuIdLeaves);
754	Assert(cLeaves == pVM->cpum.s.GuestInfo.cCpuIdLeaves);
755
756	if (cLeaves + 1 <= RT_ELEMENTS(pVM->cpum.s.GuestInfo.aCpuIdLeaves))
757	{ }
758	else
759	# endif
760	{
761	*ppaLeaves = NULL;
762	LogRel(("CPUM: cpumR3CpuIdEnsureSpace: Out of CPUID space!\n"));
763	}
764	#endif
765	}
766	return *ppaLeaves;
767	}
768
769
770	#ifdef VBOX_STRICT
771	/**
772	* Checks that we've updated the CPUID leaves array correctly.
773	*
774	* This is a no-op in non-strict builds.
775	*
776	* @param paLeaves The leaves array.
777	* @param cLeaves The number of leaves.
778	*/
779	void cpumCpuIdAssertOrder(PCPUMCPUIDLEAF paLeaves, uint32_t cLeaves)
780	{
781	for (uint32_t i = 1; i < cLeaves; i++)
782	if (paLeaves[i].uLeaf != paLeaves[i - 1].uLeaf)
783	AssertMsg(paLeaves[i].uLeaf > paLeaves[i - 1].uLeaf, ("%#x vs %#x\n", paLeaves[i].uLeaf, paLeaves[i - 1].uLeaf));
784	else
785	{
786	AssertMsg(paLeaves[i].uSubLeaf > paLeaves[i - 1].uSubLeaf,
787	("%#x: %#x vs %#x\n", paLeaves[i].uLeaf, paLeaves[i].uSubLeaf, paLeaves[i - 1].uSubLeaf));
788	AssertMsg(paLeaves[i].fSubLeafMask == paLeaves[i - 1].fSubLeafMask,
789	("%#x/%#x: %#x vs %#x\n", paLeaves[i].uLeaf, paLeaves[i].uSubLeaf, paLeaves[i].fSubLeafMask, paLeaves[i - 1].fSubLeafMask));
790	AssertMsg(paLeaves[i].fFlags == paLeaves[i - 1].fFlags,
791	("%#x/%#x: %#x vs %#x\n", paLeaves[i].uLeaf, paLeaves[i].uSubLeaf, paLeaves[i].fFlags, paLeaves[i - 1].fFlags));
792	}
793	}
794	#endif
795
796	#if defined(RT_ARCH_X86) \|\| defined(RT_ARCH_AMD64)
797
798	/**
799	* Append a CPUID leaf or sub-leaf.
800	*
801	* ASSUMES linear insertion order, so we'll won't need to do any searching or
802	* replace anything. Use cpumR3CpuIdInsert() for those cases.
803	*
804	* @returns VINF_SUCCESS or VERR_NO_MEMORY. On error, *ppaLeaves is freed, so
805	* the caller need do no more work.
806	* @param ppaLeaves Pointer to the pointer to the array of sorted
807	* CPUID leaves and sub-leaves.
808	* @param pcLeaves Where we keep the leaf count for *ppaLeaves.
809	* @param uLeaf The leaf we're adding.
810	* @param uSubLeaf The sub-leaf number.
811	* @param fSubLeafMask The sub-leaf mask.
812	* @param uEax The EAX value.
813	* @param uEbx The EBX value.
814	* @param uEcx The ECX value.
815	* @param uEdx The EDX value.
816	* @param fFlags The flags.
817	*/
818	static int cpumCollectCpuIdInfoAddOne(PCPUMCPUIDLEAF ppaLeaves, uint32_t pcLeaves,
819	uint32_t uLeaf, uint32_t uSubLeaf, uint32_t fSubLeafMask,
820	uint32_t uEax, uint32_t uEbx, uint32_t uEcx, uint32_t uEdx, uint32_t fFlags)
821	{
822	if (!cpumCpuIdEnsureSpace(NULL /* pVM /, ppaLeaves, pcLeaves))
823	return VERR_NO_MEMORY;
824
825	PCPUMCPUIDLEAF pNew = &(ppaLeaves)[pcLeaves];
826	Assert( *pcLeaves == 0
827	\|\| pNew[-1].uLeaf < uLeaf
828	\|\| (pNew[-1].uLeaf == uLeaf && pNew[-1].uSubLeaf < uSubLeaf) );
829
830	pNew->uLeaf = uLeaf;
831	pNew->uSubLeaf = uSubLeaf;
832	pNew->fSubLeafMask = fSubLeafMask;
833	pNew->uEax = uEax;
834	pNew->uEbx = uEbx;
835	pNew->uEcx = uEcx;
836	pNew->uEdx = uEdx;
837	pNew->fFlags = fFlags;
838
839	*pcLeaves += 1;
840	return VINF_SUCCESS;
841	}
842
843
844	/**
845	* Checks if ECX make a difference when reading a given CPUID leaf.
846	*
847	* @returns @c true if it does, @c false if it doesn't.
848	* @param uLeaf The leaf we're reading.
849	* @param pcSubLeaves Number of sub-leaves accessible via ECX.
850	* @param pfFinalEcxUnchanged Whether ECX is passed thru when going beyond the
851	* final sub-leaf (for leaf 0xb only).
852	*/
853	static bool cpumIsEcxRelevantForCpuIdLeaf(uint32_t uLeaf, uint32_t pcSubLeaves, bool pfFinalEcxUnchanged)
854	{
855	*pfFinalEcxUnchanged = false;
856
857	uint32_t auCur[4];
858	uint32_t auPrev[4];
859	ASMCpuIdExSlow(uLeaf, 0, 0, 0, &auPrev[0], &auPrev[1], &auPrev[2], &auPrev[3]);
860
861	/* Look for sub-leaves. */
862	uint32_t uSubLeaf = 1;
863	for (;;)
864	{
865	ASMCpuIdExSlow(uLeaf, 0, uSubLeaf, 0, &auCur[0], &auCur[1], &auCur[2], &auCur[3]);
866	if (memcmp(auCur, auPrev, sizeof(auCur)))
867	break;
868
869	/* Advance / give up. */
870	uSubLeaf++;
871	if (uSubLeaf >= 64)
872	{
873	*pcSubLeaves = 1;
874	return false;
875	}
876	}
877
878	/* Count sub-leaves. */
879	uint32_t cMinLeaves = uLeaf == 0xd ? 64 : 0;
880	uint32_t cRepeats = 0;
881	uSubLeaf = 0;
882	for (;;)
883	{
884	ASMCpuIdExSlow(uLeaf, 0, uSubLeaf, 0, &auCur[0], &auCur[1], &auCur[2], &auCur[3]);
885
886	/* Figuring out when to stop isn't entirely straight forward as we need
887	to cover undocumented behavior up to a point and implementation shortcuts. */
888
889	/* 1. Look for more than 4 repeating value sets. */
890	if ( auCur[0] == auPrev[0]
891	&& auCur[1] == auPrev[1]
892	&& ( auCur[2] == auPrev[2]
893	\|\| ( auCur[2] == uSubLeaf
894	&& auPrev[2] == uSubLeaf - 1) )
895	&& auCur[3] == auPrev[3])
896	{
897	if ( uLeaf != 0xd
898	\|\| uSubLeaf >= 64
899	\|\| ( auCur[0] == 0
900	&& auCur[1] == 0
901	&& auCur[2] == 0
902	&& auCur[3] == 0
903	&& auPrev[2] == 0) )
904	cRepeats++;
905	if (cRepeats > 4 && uSubLeaf >= cMinLeaves)
906	break;
907	}
908	else
909	cRepeats = 0;
910
911	/* 2. Look for zero values. */
912	if ( auCur[0] == 0
913	&& auCur[1] == 0
914	&& (auCur[2] == 0 \|\| auCur[2] == uSubLeaf)
915	&& (auCur[3] == 0 \|\| uLeaf == 0xb /* edx is fixed */)
916	&& uSubLeaf >= cMinLeaves)
917	{
918	cRepeats = 0;
919	break;
920	}
921
922	/* 3. Leaf 0xb level type 0 check. */
923	if ( uLeaf == 0xb
924	&& (auCur[2] & 0xff00) == 0
925	&& (auPrev[2] & 0xff00) == 0)
926	{
927	cRepeats = 0;
928	break;
929	}
930
931	/* 99. Give up. */
932	if (uSubLeaf >= 128)
933	{
934	# ifndef IN_VBOX_CPU_REPORT
935	/* Ok, limit it according to the documentation if possible just to
936	avoid annoying users with these detection issues. */
937	uint32_t cDocLimit = UINT32_MAX;
938	if (uLeaf == 0x4)
939	cDocLimit = 4;
940	else if (uLeaf == 0x7)
941	cDocLimit = 1;
942	else if (uLeaf == 0xd)
943	cDocLimit = 63;
944	else if (uLeaf == 0xf)
945	cDocLimit = 2;
946	if (cDocLimit != UINT32_MAX)
947	{
948	*pfFinalEcxUnchanged = auCur[2] == uSubLeaf && uLeaf == 0xb;
949	*pcSubLeaves = cDocLimit + 3;
950	return true;
951	}
952	# endif
953	*pcSubLeaves = UINT32_MAX;
954	return true;
955	}
956
957	/* Advance. */
958	uSubLeaf++;
959	memcpy(auPrev, auCur, sizeof(auCur));
960	}
961
962	/* Standard exit. */
963	*pfFinalEcxUnchanged = auCur[2] == uSubLeaf && uLeaf == 0xb;
964	*pcSubLeaves = uSubLeaf + 1 - cRepeats;
965	if (*pcSubLeaves == 0)
966	*pcSubLeaves = 1;
967	return true;
968	}
969
970
971	/**
972	* Collects CPUID leaves and sub-leaves, returning a sorted array of them.
973	*
974	* @returns VBox status code.
975	* @param ppaLeaves Where to return the array pointer on success.
976	* Use RTMemFree to release.
977	* @param pcLeaves Where to return the size of the array on
978	* success.
979	*/
980	VMMDECL(int) CPUMCpuIdCollectLeavesX86(PCPUMCPUIDLEAF ppaLeaves, uint32_t pcLeaves)
981	{
982	*ppaLeaves = NULL;
983	*pcLeaves = 0;
984
985	/*
986	* Try out various candidates. This must be sorted!
987	*/
988	static struct { uint32_t uMsr; bool fSpecial; } const s_aCandidates[] =
989	{
990	{ UINT32_C(0x00000000), false },
991	{ UINT32_C(0x10000000), false },
992	{ UINT32_C(0x20000000), false },
993	{ UINT32_C(0x30000000), false },
994	{ UINT32_C(0x40000000), false },
995	{ UINT32_C(0x50000000), false },
996	{ UINT32_C(0x60000000), false },
997	{ UINT32_C(0x70000000), false },
998	{ UINT32_C(0x80000000), false },
999	{ UINT32_C(0x80860000), false },
1000	{ UINT32_C(0x8ffffffe), true },
1001	{ UINT32_C(0x8fffffff), true },
1002	{ UINT32_C(0x90000000), false },
1003	{ UINT32_C(0xa0000000), false },
1004	{ UINT32_C(0xb0000000), false },
1005	{ UINT32_C(0xc0000000), false },
1006	{ UINT32_C(0xd0000000), false },
1007	{ UINT32_C(0xe0000000), false },
1008	{ UINT32_C(0xf0000000), false },
1009	};
1010
1011	for (uint32_t iOuter = 0; iOuter < RT_ELEMENTS(s_aCandidates); iOuter++)
1012	{
1013	uint32_t uLeaf = s_aCandidates[iOuter].uMsr;
1014	uint32_t uEax, uEbx, uEcx, uEdx;
1015	ASMCpuIdExSlow(uLeaf, 0, 0, 0, &uEax, &uEbx, &uEcx, &uEdx);
1016
1017	/*
1018	* Does EAX look like a typical leaf count value?
1019	*/
1020	if ( uEax > uLeaf
1021	&& uEax - uLeaf < UINT32_C(0xff)) /* Adjust 0xff limit when exceeded by real HW. */
1022	{
1023	/* Yes, dump them. */
1024	uint32_t cLeaves = uEax - uLeaf + 1;
1025	while (cLeaves-- > 0)
1026	{
1027	ASMCpuIdExSlow(uLeaf, 0, 0, 0, &uEax, &uEbx, &uEcx, &uEdx);
1028
1029	uint32_t fFlags = 0;
1030
1031	/* There are currently three known leaves containing an APIC ID
1032	that needs EMT specific attention */
1033	if (uLeaf == 1)
1034	fFlags \|= CPUMCPUIDLEAF_F_CONTAINS_APIC_ID;
1035	else if (uLeaf == 0xb && uEcx != 0)
1036	fFlags \|= CPUMCPUIDLEAF_F_CONTAINS_APIC_ID;
1037	else if ( uLeaf == UINT32_C(0x8000001e)
1038	&& ( uEax
1039	\|\| uEbx
1040	\|\| uEdx
1041	\|\| RTX86IsAmdCpu((ppaLeaves)[0].uEbx, (ppaLeaves)[0].uEcx, (*ppaLeaves)[0].uEdx)
1042	\|\| RTX86IsHygonCpu((ppaLeaves)[0].uEbx, (ppaLeaves)[0].uEcx, (*ppaLeaves)[0].uEdx)) )
1043	fFlags \|= CPUMCPUIDLEAF_F_CONTAINS_APIC_ID;
1044
1045	/* The APIC bit is per-VCpu and needs flagging. */
1046	if (uLeaf == 1)
1047	fFlags \|= CPUMCPUIDLEAF_F_CONTAINS_APIC;
1048	else if ( uLeaf == UINT32_C(0x80000001)
1049	&& ( (uEdx & X86_CPUID_AMD_FEATURE_EDX_APIC)
1050	\|\| RTX86IsAmdCpu((ppaLeaves)[0].uEbx, (ppaLeaves)[0].uEcx, (*ppaLeaves)[0].uEdx)
1051	\|\| RTX86IsHygonCpu((ppaLeaves)[0].uEbx, (ppaLeaves)[0].uEcx, (*ppaLeaves)[0].uEdx)) )
1052	fFlags \|= CPUMCPUIDLEAF_F_CONTAINS_APIC;
1053
1054	/* Check three times here to reduce the chance of CPU migration
1055	resulting in false positives with things like the APIC ID. */
1056	uint32_t cSubLeaves;
1057	bool fFinalEcxUnchanged;
1058	if ( cpumIsEcxRelevantForCpuIdLeaf(uLeaf, &cSubLeaves, &fFinalEcxUnchanged)
1059	&& cpumIsEcxRelevantForCpuIdLeaf(uLeaf, &cSubLeaves, &fFinalEcxUnchanged)
1060	&& cpumIsEcxRelevantForCpuIdLeaf(uLeaf, &cSubLeaves, &fFinalEcxUnchanged))
1061	{
1062	if (cSubLeaves > (uLeaf == 0xd ? 68U : 16U))
1063	{
1064	/* This shouldn't happen. But in case it does, file all
1065	relevant details in the release log. */
1066	LogRel(("CPUM: VERR_CPUM_TOO_MANY_CPUID_SUBLEAVES! uLeaf=%#x cSubLeaves=%#x\n", uLeaf, cSubLeaves));
1067	LogRel(("------------------ dump of problematic sub-leaves -----------------\n"));
1068	for (uint32_t uSubLeaf = 0; uSubLeaf < 128; uSubLeaf++)
1069	{
1070	uint32_t auTmp[4];
1071	ASMCpuIdExSlow(uLeaf, 0, uSubLeaf, 0, &auTmp[0], &auTmp[1], &auTmp[2], &auTmp[3]);
1072	LogRel(("CPUM: %#010x, %#010x => %#010x %#010x %#010x %#010x\n",
1073	uLeaf, uSubLeaf, auTmp[0], auTmp[1], auTmp[2], auTmp[3]));
1074	}
1075	LogRel(("----------------- dump of what we've found so far -----------------\n"));
1076	for (uint32_t i = 0 ; i < *pcLeaves; i++)
1077	LogRel(("CPUM: %#010x, %#010x/%#010x => %#010x %#010x %#010x %#010x\n",
1078	(ppaLeaves)[i].uLeaf, (ppaLeaves)[i].uSubLeaf, (*ppaLeaves)[i].fSubLeafMask,
1079	(ppaLeaves)[i].uEax, (ppaLeaves)[i].uEbx, (ppaLeaves)[i].uEcx, (ppaLeaves)[i].uEdx));
1080	LogRel(("\nPlease create a defect on virtualbox.org and attach this log file!\n\n"));
1081	return VERR_CPUM_TOO_MANY_CPUID_SUBLEAVES;
1082	}
1083
1084	if (fFinalEcxUnchanged)
1085	fFlags \|= CPUMCPUIDLEAF_F_INTEL_TOPOLOGY_SUBLEAVES;
1086
1087	for (uint32_t uSubLeaf = 0; uSubLeaf < cSubLeaves; uSubLeaf++)
1088	{
1089	ASMCpuIdExSlow(uLeaf, 0, uSubLeaf, 0, &uEax, &uEbx, &uEcx, &uEdx);
1090	int rc = cpumCollectCpuIdInfoAddOne(ppaLeaves, pcLeaves,
1091	uLeaf, uSubLeaf, UINT32_MAX, uEax, uEbx, uEcx, uEdx, fFlags);
1092	if (RT_FAILURE(rc))
1093	return rc;
1094	}
1095	}
1096	else
1097	{
1098	int rc = cpumCollectCpuIdInfoAddOne(ppaLeaves, pcLeaves, uLeaf, 0, 0, uEax, uEbx, uEcx, uEdx, fFlags);
1099	if (RT_FAILURE(rc))
1100	return rc;
1101	}
1102
1103	/* next */
1104	uLeaf++;
1105	}
1106	}
1107	/*
1108	* Special CPUIDs needs special handling as they don't follow the
1109	* leaf count principle used above.
1110	*/
1111	else if (s_aCandidates[iOuter].fSpecial)
1112	{
1113	bool fKeep = false;
1114	if (uLeaf == 0x8ffffffe && uEax == UINT32_C(0x00494544))
1115	fKeep = true;
1116	else if ( uLeaf == 0x8fffffff
1117	&& RT_C_IS_PRINT(RT_BYTE1(uEax))
1118	&& RT_C_IS_PRINT(RT_BYTE2(uEax))
1119	&& RT_C_IS_PRINT(RT_BYTE3(uEax))
1120	&& RT_C_IS_PRINT(RT_BYTE4(uEax))
1121	&& RT_C_IS_PRINT(RT_BYTE1(uEbx))
1122	&& RT_C_IS_PRINT(RT_BYTE2(uEbx))
1123	&& RT_C_IS_PRINT(RT_BYTE3(uEbx))
1124	&& RT_C_IS_PRINT(RT_BYTE4(uEbx))
1125	&& RT_C_IS_PRINT(RT_BYTE1(uEcx))
1126	&& RT_C_IS_PRINT(RT_BYTE2(uEcx))
1127	&& RT_C_IS_PRINT(RT_BYTE3(uEcx))
1128	&& RT_C_IS_PRINT(RT_BYTE4(uEcx))
1129	&& RT_C_IS_PRINT(RT_BYTE1(uEdx))
1130	&& RT_C_IS_PRINT(RT_BYTE2(uEdx))
1131	&& RT_C_IS_PRINT(RT_BYTE3(uEdx))
1132	&& RT_C_IS_PRINT(RT_BYTE4(uEdx)) )
1133	fKeep = true;
1134	if (fKeep)
1135	{
1136	int rc = cpumCollectCpuIdInfoAddOne(ppaLeaves, pcLeaves, uLeaf, 0, 0, uEax, uEbx, uEcx, uEdx, 0);
1137	if (RT_FAILURE(rc))
1138	return rc;
1139	}
1140	}
1141	}
1142
1143	# ifdef VBOX_STRICT
1144	cpumCpuIdAssertOrder(ppaLeaves, pcLeaves);
1145	# endif
1146	return VINF_SUCCESS;
1147	}
1148	#endif /* RT_ARCH_X86 \|\| RT_ARCH_AMD64 */
1149
1150
1151	/**
1152	* Detect the CPU vendor give n the
1153	*
1154	* @returns The vendor.
1155	* @param uEAX EAX from CPUID(0).
1156	* @param uEBX EBX from CPUID(0).
1157	* @param uECX ECX from CPUID(0).
1158	* @param uEDX EDX from CPUID(0).
1159	*/
1160	VMMDECL(CPUMCPUVENDOR) CPUMCpuIdDetectX86VendorEx(uint32_t uEAX, uint32_t uEBX, uint32_t uECX, uint32_t uEDX)
1161	{
1162	if (RTX86IsValidStdRange(uEAX))
1163	{
1164	if (RTX86IsAmdCpu(uEBX, uECX, uEDX))
1165	return CPUMCPUVENDOR_AMD;
1166
1167	if (RTX86IsIntelCpu(uEBX, uECX, uEDX))
1168	return CPUMCPUVENDOR_INTEL;
1169
1170	if (RTX86IsViaCentaurCpu(uEBX, uECX, uEDX))
1171	return CPUMCPUVENDOR_VIA;
1172
1173	if (RTX86IsShanghaiCpu(uEBX, uECX, uEDX))
1174	return CPUMCPUVENDOR_SHANGHAI;
1175
1176	if ( uEBX == UINT32_C(0x69727943) /* CyrixInstead */
1177	&& uECX == UINT32_C(0x64616574)
1178	&& uEDX == UINT32_C(0x736E4978))
1179	return CPUMCPUVENDOR_CYRIX;
1180
1181	if (RTX86IsHygonCpu(uEBX, uECX, uEDX))
1182	return CPUMCPUVENDOR_HYGON;
1183
1184	/* "Geode by NSC", example: family 5, model 9. */
1185
1186	/** @todo detect the other buggers... */
1187	}
1188
1189	return CPUMCPUVENDOR_UNKNOWN;
1190	}
1191
1192
1193	/**
1194	* Translates a CPU vendor enum value into the corresponding string constant.
1195	*
1196	* The named can be prefixed with 'CPUMCPUVENDOR_' to construct a valid enum
1197	* value name. This can be useful when generating code.
1198	*
1199	* @returns Read only name string.
1200	* @param enmVendor The CPU vendor value.
1201	*/
1202	VMMDECL(const char *) CPUMCpuVendorName(CPUMCPUVENDOR enmVendor)
1203	{
1204	switch (enmVendor)
1205	{
1206	case CPUMCPUVENDOR_INTEL: return "INTEL";
1207	case CPUMCPUVENDOR_AMD: return "AMD";
1208	case CPUMCPUVENDOR_VIA: return "VIA";
1209	case CPUMCPUVENDOR_CYRIX: return "CYRIX";
1210	case CPUMCPUVENDOR_SHANGHAI: return "SHANGHAI";
1211	case CPUMCPUVENDOR_HYGON: return "HYGON";
1212	case CPUMCPUVENDOR_UNKNOWN: return "UNKNOWN";
1213
1214	case CPUMCPUVENDOR_INVALID:
1215	case CPUMCPUVENDOR_32BIT_HACK:
1216	break;
1217	}
1218	return "Invalid-cpu-vendor";
1219	}
1220
1221
1222	static PCCPUMCPUIDLEAF cpumCpuIdFindLeaf(PCCPUMCPUIDLEAF paLeaves, uint32_t cLeaves, uint32_t uLeaf)
1223	{
1224	/* Could do binary search, doing linear now because I'm lazy. */
1225	PCCPUMCPUIDLEAF pLeaf = paLeaves;
1226	while (cLeaves-- > 0)
1227	{
1228	if (pLeaf->uLeaf == uLeaf)
1229	return pLeaf;
1230	pLeaf++;
1231	}
1232	return NULL;
1233	}
1234
1235
1236	static PCCPUMCPUIDLEAF cpumCpuIdFindLeafEx(PCCPUMCPUIDLEAF paLeaves, uint32_t cLeaves, uint32_t uLeaf, uint32_t uSubLeaf)
1237	{
1238	PCCPUMCPUIDLEAF pLeaf = cpumCpuIdFindLeaf(paLeaves, cLeaves, uLeaf);
1239	if ( !pLeaf
1240	\|\| pLeaf->uSubLeaf != (uSubLeaf & pLeaf->fSubLeafMask))
1241	return pLeaf;
1242
1243	/* Linear sub-leaf search. Lazy as usual. */
1244	cLeaves -= pLeaf - paLeaves;
1245	while ( cLeaves-- > 0
1246	&& pLeaf->uLeaf == uLeaf)
1247	{
1248	if (pLeaf->uSubLeaf == (uSubLeaf & pLeaf->fSubLeafMask))
1249	return pLeaf;
1250	pLeaf++;
1251	}
1252
1253	return NULL;
1254	}
1255
1256
1257	static void cpumExplodeVmxFeatures(PCVMXMSRS pVmxMsrs, PCPUMFEATURES pFeatures)
1258	{
1259	Assert(pVmxMsrs);
1260	Assert(pFeatures);
1261	Assert(pFeatures->fVmx);
1262
1263	/* Basic information. */
1264	bool const fVmxTrueMsrs = RT_BOOL(pVmxMsrs->u64Basic & VMX_BF_BASIC_TRUE_CTLS_MASK);
1265	{
1266	uint64_t const u64Basic = pVmxMsrs->u64Basic;
1267	pFeatures->fVmxInsOutInfo = RT_BF_GET(u64Basic, VMX_BF_BASIC_VMCS_INS_OUTS);
1268	}
1269
1270	/* Pin-based VM-execution controls. */
1271	{
1272	uint32_t const fPinCtls = fVmxTrueMsrs ? pVmxMsrs->TruePinCtls.n.allowed1 : pVmxMsrs->PinCtls.n.allowed1;
1273	pFeatures->fVmxExtIntExit = RT_BOOL(fPinCtls & VMX_PIN_CTLS_EXT_INT_EXIT);
1274	pFeatures->fVmxNmiExit = RT_BOOL(fPinCtls & VMX_PIN_CTLS_NMI_EXIT);
1275	pFeatures->fVmxVirtNmi = RT_BOOL(fPinCtls & VMX_PIN_CTLS_VIRT_NMI);
1276	pFeatures->fVmxPreemptTimer = RT_BOOL(fPinCtls & VMX_PIN_CTLS_PREEMPT_TIMER);
1277	pFeatures->fVmxPostedInt = RT_BOOL(fPinCtls & VMX_PIN_CTLS_POSTED_INT);
1278	}
1279
1280	/* Processor-based VM-execution controls. */
1281	{
1282	uint32_t const fProcCtls = fVmxTrueMsrs ? pVmxMsrs->TrueProcCtls.n.allowed1 : pVmxMsrs->ProcCtls.n.allowed1;
1283	pFeatures->fVmxIntWindowExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_INT_WINDOW_EXIT);
1284	pFeatures->fVmxTscOffsetting = RT_BOOL(fProcCtls & VMX_PROC_CTLS_USE_TSC_OFFSETTING);
1285	pFeatures->fVmxHltExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_HLT_EXIT);
1286	pFeatures->fVmxInvlpgExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_INVLPG_EXIT);
1287	pFeatures->fVmxMwaitExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_MWAIT_EXIT);
1288	pFeatures->fVmxRdpmcExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_RDPMC_EXIT);
1289	pFeatures->fVmxRdtscExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_RDTSC_EXIT);
1290	pFeatures->fVmxCr3LoadExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_CR3_LOAD_EXIT);
1291	pFeatures->fVmxCr3StoreExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_CR3_STORE_EXIT);
1292	pFeatures->fVmxTertiaryExecCtls = RT_BOOL(fProcCtls & VMX_PROC_CTLS_USE_TERTIARY_CTLS);
1293	pFeatures->fVmxCr8LoadExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_CR8_LOAD_EXIT);
1294	pFeatures->fVmxCr8StoreExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_CR8_STORE_EXIT);
1295	pFeatures->fVmxUseTprShadow = RT_BOOL(fProcCtls & VMX_PROC_CTLS_USE_TPR_SHADOW);
1296	pFeatures->fVmxNmiWindowExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_NMI_WINDOW_EXIT);
1297	pFeatures->fVmxMovDRxExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_MOV_DR_EXIT);
1298	pFeatures->fVmxUncondIoExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_UNCOND_IO_EXIT);
1299	pFeatures->fVmxUseIoBitmaps = RT_BOOL(fProcCtls & VMX_PROC_CTLS_USE_IO_BITMAPS);
1300	pFeatures->fVmxMonitorTrapFlag = RT_BOOL(fProcCtls & VMX_PROC_CTLS_MONITOR_TRAP_FLAG);
1301	pFeatures->fVmxUseMsrBitmaps = RT_BOOL(fProcCtls & VMX_PROC_CTLS_USE_MSR_BITMAPS);
1302	pFeatures->fVmxMonitorExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_MONITOR_EXIT);
1303	pFeatures->fVmxPauseExit = RT_BOOL(fProcCtls & VMX_PROC_CTLS_PAUSE_EXIT);
1304	pFeatures->fVmxSecondaryExecCtls = RT_BOOL(fProcCtls & VMX_PROC_CTLS_USE_SECONDARY_CTLS);
1305	}
1306
1307	/* Secondary processor-based VM-execution controls. */
1308	{
1309	uint32_t const fProcCtls2 = pFeatures->fVmxSecondaryExecCtls ? pVmxMsrs->ProcCtls2.n.allowed1 : 0;
1310	pFeatures->fVmxVirtApicAccess = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_VIRT_APIC_ACCESS);
1311	pFeatures->fVmxEpt = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_EPT);
1312	pFeatures->fVmxDescTableExit = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_DESC_TABLE_EXIT);
1313	pFeatures->fVmxRdtscp = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_RDTSCP);
1314	pFeatures->fVmxVirtX2ApicMode = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_VIRT_X2APIC_MODE);
1315	pFeatures->fVmxVpid = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_VPID);
1316	pFeatures->fVmxWbinvdExit = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_WBINVD_EXIT);
1317	pFeatures->fVmxUnrestrictedGuest = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_UNRESTRICTED_GUEST);
1318	pFeatures->fVmxApicRegVirt = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_APIC_REG_VIRT);
1319	pFeatures->fVmxVirtIntDelivery = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_VIRT_INT_DELIVERY);
1320	pFeatures->fVmxPauseLoopExit = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_PAUSE_LOOP_EXIT);
1321	pFeatures->fVmxRdrandExit = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_RDRAND_EXIT);
1322	pFeatures->fVmxInvpcid = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_INVPCID);
1323	pFeatures->fVmxVmFunc = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_VMFUNC);
1324	pFeatures->fVmxVmcsShadowing = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_VMCS_SHADOWING);
1325	pFeatures->fVmxRdseedExit = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_RDSEED_EXIT);
1326	pFeatures->fVmxPml = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_PML);
1327	pFeatures->fVmxEptXcptVe = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_EPT_XCPT_VE);
1328	pFeatures->fVmxConcealVmxFromPt = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_CONCEAL_VMX_FROM_PT);
1329	pFeatures->fVmxXsavesXrstors = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_XSAVES_XRSTORS);
1330	pFeatures->fVmxModeBasedExecuteEpt = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_MODE_BASED_EPT_PERM);
1331	pFeatures->fVmxSppEpt = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_SPP_EPT);
1332	pFeatures->fVmxPtEpt = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_PT_EPT);
1333	pFeatures->fVmxUseTscScaling = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_TSC_SCALING);
1334	pFeatures->fVmxUserWaitPause = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_USER_WAIT_PAUSE);
1335	pFeatures->fVmxEnclvExit = RT_BOOL(fProcCtls2 & VMX_PROC_CTLS2_ENCLV_EXIT);
1336	}
1337
1338	/* Tertiary processor-based VM-execution controls. */
1339	{
1340	uint64_t const fProcCtls3 = pFeatures->fVmxTertiaryExecCtls ? pVmxMsrs->u64ProcCtls3 : 0;
1341	pFeatures->fVmxLoadIwKeyExit = RT_BOOL(fProcCtls3 & VMX_PROC_CTLS3_LOADIWKEY_EXIT);
1342	}
1343
1344	/* VM-exit controls. */
1345	{
1346	uint32_t const fExitCtls = fVmxTrueMsrs ? pVmxMsrs->TrueExitCtls.n.allowed1 : pVmxMsrs->ExitCtls.n.allowed1;
1347	pFeatures->fVmxExitSaveDebugCtls = RT_BOOL(fExitCtls & VMX_EXIT_CTLS_SAVE_DEBUG);
1348	pFeatures->fVmxHostAddrSpaceSize = RT_BOOL(fExitCtls & VMX_EXIT_CTLS_HOST_ADDR_SPACE_SIZE);
1349	pFeatures->fVmxExitAckExtInt = RT_BOOL(fExitCtls & VMX_EXIT_CTLS_ACK_EXT_INT);
1350	pFeatures->fVmxExitSavePatMsr = RT_BOOL(fExitCtls & VMX_EXIT_CTLS_SAVE_PAT_MSR);
1351	pFeatures->fVmxExitLoadPatMsr = RT_BOOL(fExitCtls & VMX_EXIT_CTLS_LOAD_PAT_MSR);
1352	pFeatures->fVmxExitSaveEferMsr = RT_BOOL(fExitCtls & VMX_EXIT_CTLS_SAVE_EFER_MSR);
1353	pFeatures->fVmxExitLoadEferMsr = RT_BOOL(fExitCtls & VMX_EXIT_CTLS_LOAD_EFER_MSR);
1354	pFeatures->fVmxSavePreemptTimer = RT_BOOL(fExitCtls & VMX_EXIT_CTLS_SAVE_PREEMPT_TIMER);
1355	pFeatures->fVmxSecondaryExitCtls = RT_BOOL(fExitCtls & VMX_EXIT_CTLS_USE_SECONDARY_CTLS);
1356	}
1357
1358	/* VM-entry controls. */
1359	{
1360	uint32_t const fEntryCtls = fVmxTrueMsrs ? pVmxMsrs->TrueEntryCtls.n.allowed1 : pVmxMsrs->EntryCtls.n.allowed1;
1361	pFeatures->fVmxEntryLoadDebugCtls = RT_BOOL(fEntryCtls & VMX_ENTRY_CTLS_LOAD_DEBUG);
1362	pFeatures->fVmxIa32eModeGuest = RT_BOOL(fEntryCtls & VMX_ENTRY_CTLS_IA32E_MODE_GUEST);
1363	pFeatures->fVmxEntryLoadEferMsr = RT_BOOL(fEntryCtls & VMX_ENTRY_CTLS_LOAD_EFER_MSR);
1364	pFeatures->fVmxEntryLoadPatMsr = RT_BOOL(fEntryCtls & VMX_ENTRY_CTLS_LOAD_PAT_MSR);
1365	}
1366
1367	/* Miscellaneous data. */
1368	{
1369	uint32_t const fMiscData = pVmxMsrs->u64Misc;
1370	pFeatures->fVmxExitSaveEferLma = RT_BOOL(fMiscData & VMX_MISC_EXIT_SAVE_EFER_LMA);
1371	pFeatures->fVmxPt = RT_BOOL(fMiscData & VMX_MISC_INTEL_PT);
1372	pFeatures->fVmxVmwriteAll = RT_BOOL(fMiscData & VMX_MISC_VMWRITE_ALL);
1373	pFeatures->fVmxEntryInjectSoftInt = RT_BOOL(fMiscData & VMX_MISC_ENTRY_INJECT_SOFT_INT);
1374	}
1375	}
1376
1377
1378	int cpumCpuIdExplodeFeaturesX86(PCCPUMCPUIDLEAF paLeaves, uint32_t cLeaves, PCCPUMMSRS pMsrs, PCPUMFEATURES pFeatures)
1379	{
1380	Assert(pMsrs);
1381	RT_ZERO(*pFeatures);
1382	if (cLeaves >= 2)
1383	{
1384	AssertLogRelReturn(paLeaves[0].uLeaf == 0, VERR_CPUM_IPE_1);
1385	AssertLogRelReturn(paLeaves[1].uLeaf == 1, VERR_CPUM_IPE_1);
1386	PCCPUMCPUIDLEAF const pStd0Leaf = cpumCpuIdFindLeafEx(paLeaves, cLeaves, 0, 0);
1387	AssertLogRelReturn(pStd0Leaf, VERR_CPUM_IPE_1);
1388	PCCPUMCPUIDLEAF const pStd1Leaf = cpumCpuIdFindLeafEx(paLeaves, cLeaves, 1, 0);
1389	AssertLogRelReturn(pStd1Leaf, VERR_CPUM_IPE_1);
1390
1391	pFeatures->enmCpuVendor = CPUMCpuIdDetectX86VendorEx(pStd0Leaf->uEax,
1392	pStd0Leaf->uEbx,
1393	pStd0Leaf->uEcx,
1394	pStd0Leaf->uEdx);
1395	pFeatures->uFamily = RTX86GetCpuFamily(pStd1Leaf->uEax);
1396	pFeatures->uModel = RTX86GetCpuModel(pStd1Leaf->uEax, pFeatures->enmCpuVendor == CPUMCPUVENDOR_INTEL);
1397	pFeatures->uStepping = RTX86GetCpuStepping(pStd1Leaf->uEax);
1398	pFeatures->enmMicroarch = CPUMCpuIdDetermineX86MicroarchEx((CPUMCPUVENDOR)pFeatures->enmCpuVendor,
1399	pFeatures->uFamily,
1400	pFeatures->uModel,
1401	pFeatures->uStepping);
1402
1403	PCCPUMCPUIDLEAF const pExtLeaf8 = cpumCpuIdFindLeaf(paLeaves, cLeaves, 0x80000008);
1404	if (pExtLeaf8)
1405	{
1406	pFeatures->cMaxPhysAddrWidth = pExtLeaf8->uEax & 0xff;
1407	pFeatures->cMaxLinearAddrWidth = (pExtLeaf8->uEax >> 8) & 0xff;
1408	}
1409	else if (pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_PSE36)
1410	{
1411	pFeatures->cMaxPhysAddrWidth = 36;
1412	pFeatures->cMaxLinearAddrWidth = 36;
1413	}
1414	else
1415	{
1416	pFeatures->cMaxPhysAddrWidth = 32;
1417	pFeatures->cMaxLinearAddrWidth = 32;
1418	}
1419
1420	/* Standard features. */
1421	pFeatures->fMsr = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_MSR);
1422	pFeatures->fApic = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_APIC);
1423	pFeatures->fX2Apic = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_X2APIC);
1424	pFeatures->fPse = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_PSE);
1425	pFeatures->fPse36 = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_PSE36);
1426	pFeatures->fPae = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_PAE);
1427	pFeatures->fPge = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_PGE);
1428	pFeatures->fPat = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_PAT);
1429	pFeatures->fFxSaveRstor = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_FXSR);
1430	pFeatures->fXSaveRstor = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_XSAVE);
1431	pFeatures->fOpSysXSaveRstor = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_OSXSAVE);
1432	pFeatures->fMmx = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_MMX);
1433	pFeatures->fSse = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_SSE);
1434	pFeatures->fSse2 = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_SSE2);
1435	pFeatures->fSse3 = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_SSE3);
1436	pFeatures->fSsse3 = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_SSSE3);
1437	pFeatures->fSse41 = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_SSE4_1);
1438	pFeatures->fSse42 = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_SSE4_2);
1439	pFeatures->fAesNi = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_AES);
1440	pFeatures->fAvx = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_AVX);
1441	pFeatures->fTsc = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_TSC);
1442	pFeatures->fSysEnter = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_SEP);
1443	pFeatures->fHypervisorPresent = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_HVP);
1444	pFeatures->fMonitorMWait = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_MONITOR);
1445	pFeatures->fMovCmpXchg16b = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_CX16);
1446	pFeatures->fClFlush = RT_BOOL(pStd1Leaf->uEdx & X86_CPUID_FEATURE_EDX_CLFSH);
1447	pFeatures->fPcid = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_PCID);
1448	pFeatures->fPopCnt = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_POPCNT);
1449	pFeatures->fRdRand = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_RDRAND);
1450	pFeatures->fVmx = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_VMX);
1451	pFeatures->fPclMul = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_PCLMUL);
1452	pFeatures->fMovBe = RT_BOOL(pStd1Leaf->uEcx & X86_CPUID_FEATURE_ECX_MOVBE);
1453	if (pFeatures->fVmx)
1454	cpumExplodeVmxFeatures(&pMsrs->hwvirt.vmx, pFeatures);
1455
1456	/* Structured extended features. */
1457	PCCPUMCPUIDLEAF const pSxfLeaf0 = cpumCpuIdFindLeafEx(paLeaves, cLeaves, 7, 0);
1458	if (pSxfLeaf0)
1459	{
1460	pFeatures->fFsGsBase = RT_BOOL(pSxfLeaf0->uEbx & X86_CPUID_STEXT_FEATURE_EBX_FSGSBASE);
1461	pFeatures->fAvx2 = RT_BOOL(pSxfLeaf0->uEbx & X86_CPUID_STEXT_FEATURE_EBX_AVX2);
1462	pFeatures->fAvx512Foundation = RT_BOOL(pSxfLeaf0->uEbx & X86_CPUID_STEXT_FEATURE_EBX_AVX512F);
1463	pFeatures->fClFlushOpt = RT_BOOL(pSxfLeaf0->uEbx & X86_CPUID_STEXT_FEATURE_EBX_CLFLUSHOPT);
1464	pFeatures->fInvpcid = RT_BOOL(pSxfLeaf0->uEbx & X86_CPUID_STEXT_FEATURE_EBX_INVPCID);
1465	pFeatures->fBmi1 = RT_BOOL(pSxfLeaf0->uEbx & X86_CPUID_STEXT_FEATURE_EBX_BMI1);
1466	pFeatures->fBmi2 = RT_BOOL(pSxfLeaf0->uEbx & X86_CPUID_STEXT_FEATURE_EBX_BMI2);
1467	pFeatures->fRdSeed = RT_BOOL(pSxfLeaf0->uEbx & X86_CPUID_STEXT_FEATURE_EBX_RDSEED);
1468	pFeatures->fHle = RT_BOOL(pSxfLeaf0->uEbx & X86_CPUID_STEXT_FEATURE_EBX_HLE);
1469	pFeatures->fRtm = RT_BOOL(pSxfLeaf0->uEbx & X86_CPUID_STEXT_FEATURE_EBX_RTM);
1470
1471	pFeatures->fIbpb = RT_BOOL(pSxfLeaf0->uEdx & X86_CPUID_STEXT_FEATURE_EDX_IBRS_IBPB);
1472	pFeatures->fIbrs = pFeatures->fIbpb;
1473	pFeatures->fStibp = RT_BOOL(pSxfLeaf0->uEdx & X86_CPUID_STEXT_FEATURE_EDX_STIBP);
1474	pFeatures->fFlushCmd = RT_BOOL(pSxfLeaf0->uEdx & X86_CPUID_STEXT_FEATURE_EDX_FLUSH_CMD);
1475	pFeatures->fArchCap = RT_BOOL(pSxfLeaf0->uEdx & X86_CPUID_STEXT_FEATURE_EDX_ARCHCAP);
1476	pFeatures->fMdsClear = RT_BOOL(pSxfLeaf0->uEdx & X86_CPUID_STEXT_FEATURE_EDX_MD_CLEAR);
1477	}
1478
1479	/* MWAIT/MONITOR leaf. */
1480	PCCPUMCPUIDLEAF const pMWaitLeaf = cpumCpuIdFindLeaf(paLeaves, cLeaves, 5);
1481	if (pMWaitLeaf)
1482	pFeatures->fMWaitExtensions = (pMWaitLeaf->uEcx & (X86_CPUID_MWAIT_ECX_EXT \| X86_CPUID_MWAIT_ECX_BREAKIRQIF0))
1483	== (X86_CPUID_MWAIT_ECX_EXT \| X86_CPUID_MWAIT_ECX_BREAKIRQIF0);
1484
1485	/* Extended features. */
1486	PCCPUMCPUIDLEAF const pExtLeaf = cpumCpuIdFindLeaf(paLeaves, cLeaves, 0x80000001);
1487	if (pExtLeaf)
1488	{
1489	pFeatures->fLongMode = RT_BOOL(pExtLeaf->uEdx & X86_CPUID_EXT_FEATURE_EDX_LONG_MODE);
1490	pFeatures->fSysCall = RT_BOOL(pExtLeaf->uEdx & X86_CPUID_EXT_FEATURE_EDX_SYSCALL);
1491	pFeatures->fNoExecute = RT_BOOL(pExtLeaf->uEdx & X86_CPUID_EXT_FEATURE_EDX_NX);
1492	pFeatures->fLahfSahf = RT_BOOL(pExtLeaf->uEcx & X86_CPUID_EXT_FEATURE_ECX_LAHF_SAHF);
1493	pFeatures->fRdTscP = RT_BOOL(pExtLeaf->uEdx & X86_CPUID_EXT_FEATURE_EDX_RDTSCP);
1494	pFeatures->fMovCr8In32Bit = RT_BOOL(pExtLeaf->uEcx & X86_CPUID_AMD_FEATURE_ECX_CMPL);
1495	pFeatures->f3DNow = RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_3DNOW);
1496	pFeatures->f3DNowPrefetch = (pExtLeaf->uEcx & X86_CPUID_AMD_FEATURE_ECX_3DNOWPRF)
1497	\|\| (pExtLeaf->uEdx & ( X86_CPUID_EXT_FEATURE_EDX_LONG_MODE
1498	\| X86_CPUID_AMD_FEATURE_EDX_3DNOW));
1499	pFeatures->fAbm = RT_BOOL(pExtLeaf->uEcx & X86_CPUID_AMD_FEATURE_ECX_ABM);
1500	}
1501
1502	/* VMX (VMXON, VMCS region and related data structures) physical address width (depends on long-mode). */
1503	pFeatures->cVmxMaxPhysAddrWidth = pFeatures->fLongMode ? pFeatures->cMaxPhysAddrWidth : 32;
1504
1505	if ( pExtLeaf
1506	&& ( pFeatures->enmCpuVendor == CPUMCPUVENDOR_AMD
1507	\|\| pFeatures->enmCpuVendor == CPUMCPUVENDOR_HYGON))
1508	{
1509	/* AMD features. */
1510	pFeatures->fMsr \|= RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_MSR);
1511	pFeatures->fApic \|= RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_APIC);
1512	pFeatures->fPse \|= RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_PSE);
1513	pFeatures->fPse36 \|= RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_PSE36);
1514	pFeatures->fPae \|= RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_PAE);
1515	pFeatures->fPge \|= RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_PGE);
1516	pFeatures->fPat \|= RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_PAT);
1517	pFeatures->fFxSaveRstor \|= RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_FXSR);
1518	pFeatures->fMmx \|= RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_MMX);
1519	pFeatures->fTsc \|= RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_TSC);
1520	pFeatures->fIbpb \|= pExtLeaf8 && (pExtLeaf8->uEbx & X86_CPUID_AMD_EFEID_EBX_IBPB);
1521	pFeatures->fAmdMmxExts = RT_BOOL(pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_AXMMX);
1522	pFeatures->fXop = RT_BOOL(pExtLeaf->uEcx & X86_CPUID_AMD_FEATURE_ECX_XOP);
1523	pFeatures->fTbm = RT_BOOL(pExtLeaf->uEcx & X86_CPUID_AMD_FEATURE_ECX_TBM);
1524	pFeatures->fSvm = RT_BOOL(pExtLeaf->uEcx & X86_CPUID_AMD_FEATURE_ECX_SVM);
1525	if (pFeatures->fSvm)
1526	{
1527	PCCPUMCPUIDLEAF pSvmLeaf = cpumCpuIdFindLeaf(paLeaves, cLeaves, 0x8000000a);
1528	AssertLogRelReturn(pSvmLeaf, VERR_CPUM_IPE_1);
1529	pFeatures->fSvmNestedPaging = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_NESTED_PAGING);
1530	pFeatures->fSvmLbrVirt = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_LBR_VIRT);
1531	pFeatures->fSvmSvmLock = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_SVM_LOCK);
1532	pFeatures->fSvmNextRipSave = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_NRIP_SAVE);
1533	pFeatures->fSvmTscRateMsr = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_TSC_RATE_MSR);
1534	pFeatures->fSvmVmcbClean = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_VMCB_CLEAN);
1535	pFeatures->fSvmFlusbByAsid = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_FLUSH_BY_ASID);
1536	pFeatures->fSvmDecodeAssists = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_DECODE_ASSISTS);
1537	pFeatures->fSvmPauseFilter = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_PAUSE_FILTER);
1538	pFeatures->fSvmPauseFilterThreshold = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_PAUSE_FILTER_THRESHOLD);
1539	pFeatures->fSvmAvic = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_AVIC);
1540	pFeatures->fSvmVirtVmsaveVmload = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_VIRT_VMSAVE_VMLOAD);
1541	pFeatures->fSvmVGif = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_VGIF);
1542	pFeatures->fSvmGmet = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_GMET);
1543	pFeatures->fSvmSSSCheck = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_SSSCHECK);
1544	pFeatures->fSvmSpecCtrl = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_SPEC_CTRL);
1545	pFeatures->fSvmHostMceOverride = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_HOST_MCE_OVERRIDE);
1546	pFeatures->fSvmTlbiCtl = RT_BOOL(pSvmLeaf->uEdx & X86_CPUID_SVM_FEATURE_EDX_TLBICTL);
1547	pFeatures->uSvmMaxAsid = pSvmLeaf->uEbx;
1548	}
1549	}
1550
1551	/*
1552	* Quirks.
1553	*/
1554	pFeatures->fLeakyFxSR = pExtLeaf
1555	&& (pExtLeaf->uEdx & X86_CPUID_AMD_FEATURE_EDX_FFXSR)
1556	&& ( ( pFeatures->enmCpuVendor == CPUMCPUVENDOR_AMD
1557	&& pFeatures->uFamily >= 6 /* K7 and up */)
1558	\|\| pFeatures->enmCpuVendor == CPUMCPUVENDOR_HYGON);
1559
1560	/*
1561	* Max extended (/FPU) state.
1562	*/
1563	pFeatures->cbMaxExtendedState = pFeatures->fFxSaveRstor ? sizeof(X86FXSTATE) : sizeof(X86FPUSTATE);
1564	if (pFeatures->fXSaveRstor)
1565	{
1566	PCCPUMCPUIDLEAF const pXStateLeaf0 = cpumCpuIdFindLeafEx(paLeaves, cLeaves, 13, 0);
1567	if (pXStateLeaf0)
1568	{
1569	if ( pXStateLeaf0->uEcx >= sizeof(X86FXSTATE)
1570	&& pXStateLeaf0->uEcx <= CPUM_MAX_XSAVE_AREA_SIZE
1571	&& RT_ALIGN_32(pXStateLeaf0->uEcx, 8) == pXStateLeaf0->uEcx
1572	&& pXStateLeaf0->uEbx >= sizeof(X86FXSTATE)
1573	&& pXStateLeaf0->uEbx <= pXStateLeaf0->uEcx
1574	&& RT_ALIGN_32(pXStateLeaf0->uEbx, 8) == pXStateLeaf0->uEbx)
1575	{
1576	pFeatures->cbMaxExtendedState = pXStateLeaf0->uEcx;
1577
1578	/* (paranoia:) */
1579	PCCPUMCPUIDLEAF const pXStateLeaf1 = cpumCpuIdFindLeafEx(paLeaves, cLeaves, 13, 1);
1580	if ( pXStateLeaf1
1581	&& pXStateLeaf1->uEbx > pFeatures->cbMaxExtendedState
1582	&& pXStateLeaf1->uEbx <= CPUM_MAX_XSAVE_AREA_SIZE
1583	&& (pXStateLeaf1->uEcx \|\| pXStateLeaf1->uEdx) )
1584	pFeatures->cbMaxExtendedState = pXStateLeaf1->uEbx;
1585	}
1586	else
1587	AssertLogRelMsgFailedStmt(("Unexpected max/cur XSAVE area sizes: %#x/%#x\n", pXStateLeaf0->uEcx, pXStateLeaf0->uEbx),
1588	pFeatures->fXSaveRstor = 0);
1589	}
1590	else
1591	AssertLogRelMsgFailedStmt(("Expected leaf eax=0xd/ecx=0 with the XSAVE/XRSTOR feature!\n"),
1592	pFeatures->fXSaveRstor = 0);
1593	}
1594	}
1595	else
1596	AssertLogRelReturn(cLeaves == 0, VERR_CPUM_IPE_1);
1597	return VINF_SUCCESS;
1598	}
1599

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source: vbox/trunk/src/VBox/VMM/VMMAll/CPUMAllCpuId.cpp@ 98523

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