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kvm: add support for hyper-v timers
[mirror_qemu.git] / target-i386 / cpu.c
CommitLineData
c6dc6f63
AP		 1/*
2 * i386 CPUID helper functions
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18 */
19#include <stdlib.h>
20#include <stdio.h>
21#include <string.h>
22#include <inttypes.h>
23
24#include "cpu.h"
9c17d615 25#include "sysemu/kvm.h"
8932cfdf
EH		 26#include "sysemu/cpus.h"
27#include "topology.h"
c6dc6f63 28
1de7afc9
PB		 29#include "qemu/option.h"
30#include "qemu/config-file.h"
7b1b5d19 31#include "qapi/qmp/qerror.h"
c6dc6f63 32
8e8aba50
EH		 33#include "qapi-types.h"
34#include "qapi-visit.h"
7b1b5d19 35#include "qapi/visitor.h"
9c17d615 36#include "sysemu/arch_init.h"
71ad61d3 37
65dee380 38#include "hw/hw.h"
b834b508 39#if defined(CONFIG_KVM)
ef8621b1 40#include <linux/kvm_para.h>
b834b508 41#endif
65dee380 42
9c17d615 43#include "sysemu/sysemu.h"
53a89e26 44#include "hw/qdev-properties.h"
62fc403f 45#include "hw/cpu/icc_bus.h"
bdeec802 46#ifndef CONFIG_USER_ONLY
0d09e41a 47#include "hw/xen/xen.h"
0d09e41a 48#include "hw/i386/apic_internal.h"
bdeec802
IM		 49#endif
50
5e891bf8
EH		 51
52/* Cache topology CPUID constants: */
53
54/* CPUID Leaf 2 Descriptors */
55
56#define CPUID_2_L1D_32KB_8WAY_64B 0x2c
57#define CPUID_2_L1I_32KB_8WAY_64B 0x30
58#define CPUID_2_L2_2MB_8WAY_64B 0x7d
59
60
61/* CPUID Leaf 4 constants: */
62
63/* EAX: */
64#define CPUID_4_TYPE_DCACHE 1
65#define CPUID_4_TYPE_ICACHE 2
66#define CPUID_4_TYPE_UNIFIED 3
67
68#define CPUID_4_LEVEL(l) ((l) << 5)
69
70#define CPUID_4_SELF_INIT_LEVEL (1 << 8)
71#define CPUID_4_FULLY_ASSOC (1 << 9)
72
73/* EDX: */
74#define CPUID_4_NO_INVD_SHARING (1 << 0)
75#define CPUID_4_INCLUSIVE (1 << 1)
76#define CPUID_4_COMPLEX_IDX (1 << 2)
77
78#define ASSOC_FULL 0xFF
79
80/* AMD associativity encoding used on CPUID Leaf 0x80000006: */
81#define AMD_ENC_ASSOC(a) (a <= 1 ? a : \
82 a == 2 ? 0x2 : \
83 a == 4 ? 0x4 : \
84 a == 8 ? 0x6 : \
85 a == 16 ? 0x8 : \
86 a == 32 ? 0xA : \
87 a == 48 ? 0xB : \
88 a == 64 ? 0xC : \
89 a == 96 ? 0xD : \
90 a == 128 ? 0xE : \
91 a == ASSOC_FULL ? 0xF : \
92 0 /* invalid value */)
93
94
95/* Definitions of the hardcoded cache entries we expose: */
96
97/* L1 data cache: */
98#define L1D_LINE_SIZE 64
99#define L1D_ASSOCIATIVITY 8
100#define L1D_SETS 64
101#define L1D_PARTITIONS 1
102/* Size = LINE_SIZE*ASSOCIATIVITY*SETS*PARTITIONS = 32KiB */
103#define L1D_DESCRIPTOR CPUID_2_L1D_32KB_8WAY_64B
104/*FIXME: CPUID leaf 0x80000005 is inconsistent with leaves 2 & 4 */
105#define L1D_LINES_PER_TAG 1
106#define L1D_SIZE_KB_AMD 64
107#define L1D_ASSOCIATIVITY_AMD 2
108
109/* L1 instruction cache: */
110#define L1I_LINE_SIZE 64
111#define L1I_ASSOCIATIVITY 8
112#define L1I_SETS 64
113#define L1I_PARTITIONS 1
114/* Size = LINE_SIZE*ASSOCIATIVITY*SETS*PARTITIONS = 32KiB */
115#define L1I_DESCRIPTOR CPUID_2_L1I_32KB_8WAY_64B
116/*FIXME: CPUID leaf 0x80000005 is inconsistent with leaves 2 & 4 */
117#define L1I_LINES_PER_TAG 1
118#define L1I_SIZE_KB_AMD 64
119#define L1I_ASSOCIATIVITY_AMD 2
120
121/* Level 2 unified cache: */
122#define L2_LINE_SIZE 64
123#define L2_ASSOCIATIVITY 16
124#define L2_SETS 4096
125#define L2_PARTITIONS 1
126/* Size = LINE_SIZE*ASSOCIATIVITY*SETS*PARTITIONS = 4MiB */
127/*FIXME: CPUID leaf 2 descriptor is inconsistent with CPUID leaf 4 */
128#define L2_DESCRIPTOR CPUID_2_L2_2MB_8WAY_64B
129/*FIXME: CPUID leaf 0x80000006 is inconsistent with leaves 2 & 4 */
130#define L2_LINES_PER_TAG 1
131#define L2_SIZE_KB_AMD 512
132
133/* No L3 cache: */
134#define L3_SIZE_KB 0 /* disabled */
135#define L3_ASSOCIATIVITY 0 /* disabled */
136#define L3_LINES_PER_TAG 0 /* disabled */
137#define L3_LINE_SIZE 0 /* disabled */
138
139/* TLB definitions: */
140
141#define L1_DTLB_2M_ASSOC 1
142#define L1_DTLB_2M_ENTRIES 255
143#define L1_DTLB_4K_ASSOC 1
144#define L1_DTLB_4K_ENTRIES 255
145
146#define L1_ITLB_2M_ASSOC 1
147#define L1_ITLB_2M_ENTRIES 255
148#define L1_ITLB_4K_ASSOC 1
149#define L1_ITLB_4K_ENTRIES 255
150
151#define L2_DTLB_2M_ASSOC 0 /* disabled */
152#define L2_DTLB_2M_ENTRIES 0 /* disabled */
153#define L2_DTLB_4K_ASSOC 4
154#define L2_DTLB_4K_ENTRIES 512
155
156#define L2_ITLB_2M_ASSOC 0 /* disabled */
157#define L2_ITLB_2M_ENTRIES 0 /* disabled */
158#define L2_ITLB_4K_ASSOC 4
159#define L2_ITLB_4K_ENTRIES 512
160
161
162
99b88a17
IM		 163static void x86_cpu_vendor_words2str(char *dst, uint32_t vendor1,
164 uint32_t vendor2, uint32_t vendor3)
165{
166 int i;
167 for (i = 0; i < 4; i++) {
168 dst[i] = vendor1 >> (8 * i);
169 dst[i + 4] = vendor2 >> (8 * i);
170 dst[i + 8] = vendor3 >> (8 * i);
171 }
172 dst[CPUID_VENDOR_SZ] = '\0';
173}
174
c6dc6f63
AP		 175/* feature flags taken from "Intel Processor Identification and the CPUID
176 * Instruction" and AMD's "CPUID Specification". In cases of disagreement
177 * between feature naming conventions, aliases may be added.
178 */
179static const char *feature_name[] = {
180 "fpu", "vme", "de", "pse",
181 "tsc", "msr", "pae", "mce",
182 "cx8", "apic", NULL, "sep",
183 "mtrr", "pge", "mca", "cmov",
184 "pat", "pse36", "pn" /* Intel psn */, "clflush" /* Intel clfsh */,
185 NULL, "ds" /* Intel dts */, "acpi", "mmx",
186 "fxsr", "sse", "sse2", "ss",
187 "ht" /* Intel htt */, "tm", "ia64", "pbe",
188};
189static const char *ext_feature_name[] = {
f370be3c 190 "pni|sse3" /* Intel,AMD sse3 */, "pclmulqdq|pclmuldq", "dtes64", "monitor",
e117f772 191 "ds_cpl", "vmx", "smx", "est",
c6dc6f63 192 "tm2", "ssse3", "cid", NULL,
e117f772 193 "fma", "cx16", "xtpr", "pdcm",
434acb81 194 NULL, "pcid", "dca", "sse4.1|sse4_1",
e117f772 195 "sse4.2|sse4_2", "x2apic", "movbe", "popcnt",
eaf3f097 196 "tsc-deadline", "aes", "xsave", "osxsave",
c8acc380 197 "avx", "f16c", "rdrand", "hypervisor",
c6dc6f63 198};
3b671a40
EH		 199/* Feature names that are already defined on feature_name[] but are set on
200 * CPUID[8000_0001].EDX on AMD CPUs don't have their names on
201 * ext2_feature_name[]. They are copied automatically to cpuid_ext2_features
202 * if and only if CPU vendor is AMD.
203 */
c6dc6f63 204static const char *ext2_feature_name[] = {
3b671a40
EH		 205 NULL /* fpu */, NULL /* vme */, NULL /* de */, NULL /* pse */,
206 NULL /* tsc */, NULL /* msr */, NULL /* pae */, NULL /* mce */,
207 NULL /* cx8 */ /* AMD CMPXCHG8B */, NULL /* apic */, NULL, "syscall",
208 NULL /* mtrr */, NULL /* pge */, NULL /* mca */, NULL /* cmov */,
209 NULL /* pat */, NULL /* pse36 */, NULL, NULL /* Linux mp */,
210 "nx|xd", NULL, "mmxext", NULL /* mmx */,
211 NULL /* fxsr */, "fxsr_opt|ffxsr", "pdpe1gb" /* AMD Page1GB */, "rdtscp",
01f590d5 212 NULL, "lm|i64", "3dnowext", "3dnow",
c6dc6f63
AP		 213};
214static const char *ext3_feature_name[] = {
215 "lahf_lm" /* AMD LahfSahf */, "cmp_legacy", "svm", "extapic" /* AMD ExtApicSpace */,
216 "cr8legacy" /* AMD AltMovCr8 */, "abm", "sse4a", "misalignsse",
e117f772 217 "3dnowprefetch", "osvw", "ibs", "xop",
c8acc380
AP		 218 "skinit", "wdt", NULL, "lwp",
219 "fma4", "tce", NULL, "nodeid_msr",
220 NULL, "tbm", "topoext", "perfctr_core",
221 "perfctr_nb", NULL, NULL, NULL,
c6dc6f63
AP		 222 NULL, NULL, NULL, NULL,
223};
224
89e49c8b
EH		 225static const char *ext4_feature_name[] = {
226 NULL, NULL, "xstore", "xstore-en",
227 NULL, NULL, "xcrypt", "xcrypt-en",
228 "ace2", "ace2-en", "phe", "phe-en",
229 "pmm", "pmm-en", NULL, NULL,
230 NULL, NULL, NULL, NULL,
231 NULL, NULL, NULL, NULL,
232 NULL, NULL, NULL, NULL,
233 NULL, NULL, NULL, NULL,
234};
235
c6dc6f63 236static const char *kvm_feature_name[] = {
c3d39807 237 "kvmclock", "kvm_nopiodelay", "kvm_mmu", "kvmclock",
f010bc64 238 "kvm_asyncpf", "kvm_steal_time", "kvm_pv_eoi", "kvm_pv_unhalt",
c3d39807
DS		 239 NULL, NULL, NULL, NULL,
240 NULL, NULL, NULL, NULL,
241 NULL, NULL, NULL, NULL,
242 NULL, NULL, NULL, NULL,
243 NULL, NULL, NULL, NULL,
244 NULL, NULL, NULL, NULL,
c6dc6f63
AP		 245};
246
296acb64
JR		 247static const char *svm_feature_name[] = {
248 "npt", "lbrv", "svm_lock", "nrip_save",
249 "tsc_scale", "vmcb_clean", "flushbyasid", "decodeassists",
250 NULL, NULL, "pause_filter", NULL,
251 "pfthreshold", NULL, NULL, NULL,
252 NULL, NULL, NULL, NULL,
253 NULL, NULL, NULL, NULL,
254 NULL, NULL, NULL, NULL,
255 NULL, NULL, NULL, NULL,
256};
257
a9321a4d 258static const char *cpuid_7_0_ebx_feature_name[] = {
811a8ae0
EH		 259 "fsgsbase", NULL, NULL, "bmi1", "hle", "avx2", NULL, "smep",
260 "bmi2", "erms", "invpcid", "rtm", NULL, NULL, NULL, NULL,
c8acc380 261 NULL, NULL, "rdseed", "adx", "smap", NULL, NULL, NULL,
a9321a4d
PA		 262 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
263};
264
5ef57876
EH		 265typedef struct FeatureWordInfo {
266 const char **feat_names;
04d104b6
EH		 267 uint32_t cpuid_eax; /* Input EAX for CPUID */
268 bool cpuid_needs_ecx; /* CPUID instruction uses ECX as input */
269 uint32_t cpuid_ecx; /* Input ECX value for CPUID */
270 int cpuid_reg; /* output register (R_* constant) */
5ef57876
EH		 271} FeatureWordInfo;
272
273static FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
bffd67b0
EH		 274 [FEAT_1_EDX] = {
275 .feat_names = feature_name,
276 .cpuid_eax = 1, .cpuid_reg = R_EDX,
277 },
278 [FEAT_1_ECX] = {
279 .feat_names = ext_feature_name,
280 .cpuid_eax = 1, .cpuid_reg = R_ECX,
281 },
282 [FEAT_8000_0001_EDX] = {
283 .feat_names = ext2_feature_name,
284 .cpuid_eax = 0x80000001, .cpuid_reg = R_EDX,
285 },
286 [FEAT_8000_0001_ECX] = {
287 .feat_names = ext3_feature_name,
288 .cpuid_eax = 0x80000001, .cpuid_reg = R_ECX,
289 },
89e49c8b
EH		 290 [FEAT_C000_0001_EDX] = {
291 .feat_names = ext4_feature_name,
292 .cpuid_eax = 0xC0000001, .cpuid_reg = R_EDX,
293 },
bffd67b0
EH		 294 [FEAT_KVM] = {
295 .feat_names = kvm_feature_name,
296 .cpuid_eax = KVM_CPUID_FEATURES, .cpuid_reg = R_EAX,
297 },
298 [FEAT_SVM] = {
299 .feat_names = svm_feature_name,
300 .cpuid_eax = 0x8000000A, .cpuid_reg = R_EDX,
301 },
302 [FEAT_7_0_EBX] = {
303 .feat_names = cpuid_7_0_ebx_feature_name,
04d104b6
EH		 304 .cpuid_eax = 7,
305 .cpuid_needs_ecx = true, .cpuid_ecx = 0,
306 .cpuid_reg = R_EBX,
bffd67b0 307 },
5ef57876
EH		 308};
309
8e8aba50
EH		 310typedef struct X86RegisterInfo32 {
311 /* Name of register */
312 const char *name;
313 /* QAPI enum value register */
314 X86CPURegister32 qapi_enum;
315} X86RegisterInfo32;
316
317#define REGISTER(reg) \
318 [R_##reg] = { .name = #reg, .qapi_enum = X86_C_P_U_REGISTER32_##reg }
319X86RegisterInfo32 x86_reg_info_32[CPU_NB_REGS32] = {
320 REGISTER(EAX),
321 REGISTER(ECX),
322 REGISTER(EDX),
323 REGISTER(EBX),
324 REGISTER(ESP),
325 REGISTER(EBP),
326 REGISTER(ESI),
327 REGISTER(EDI),
328};
329#undef REGISTER
330
2560f19f
PB		 331typedef struct ExtSaveArea {
332 uint32_t feature, bits;
333 uint32_t offset, size;
334} ExtSaveArea;
335
336static const ExtSaveArea ext_save_areas[] = {
337 [2] = { .feature = FEAT_1_ECX, .bits = CPUID_EXT_AVX,
33f373d7 338 .offset = 0x240, .size = 0x100 },
79e9ebeb
LJ		 339 [3] = { .feature = FEAT_7_0_EBX, .bits = CPUID_7_0_EBX_MPX,
340 .offset = 0x3c0, .size = 0x40 },
341 [4] = { .feature = FEAT_7_0_EBX, .bits = CPUID_7_0_EBX_MPX,
342 .offset = 0x400, .size = 0x10 },
2560f19f 343};
8e8aba50 344
8b4beddc
EH		 345const char *get_register_name_32(unsigned int reg)
346{
31ccdde2 347 if (reg >= CPU_NB_REGS32) {
8b4beddc
EH		 348 return NULL;
349 }
8e8aba50 350 return x86_reg_info_32[reg].name;
8b4beddc
EH		 351}
352
c6dc6f63
AP		 353/* collects per-function cpuid data
354 */
355typedef struct model_features_t {
356 uint32_t *guest_feat;
357 uint32_t *host_feat;
bffd67b0 358 FeatureWord feat_word;
8b4beddc 359} model_features_t;
c6dc6f63 360
dc59944b
MT		 361static uint32_t kvm_default_features = (1 << KVM_FEATURE_CLOCKSOURCE) |
362 (1 << KVM_FEATURE_NOP_IO_DELAY) |
dc59944b
MT		 363 (1 << KVM_FEATURE_CLOCKSOURCE2) |
364 (1 << KVM_FEATURE_ASYNC_PF) |
365 (1 << KVM_FEATURE_STEAL_TIME) |
29694758 366 (1 << KVM_FEATURE_PV_EOI) |
dc59944b 367 (1 << KVM_FEATURE_CLOCKSOURCE_STABLE_BIT);
dc59944b 368
29694758 369void disable_kvm_pv_eoi(void)
dc59944b 370{
29694758 371 kvm_default_features &= ~(1UL << KVM_FEATURE_PV_EOI);
dc59944b
MT		 372}
373
bb44e0d1
JK		 374void host_cpuid(uint32_t function, uint32_t count,
375 uint32_t *eax, uint32_t *ebx, uint32_t *ecx, uint32_t *edx)
bdde476a
AP		 376{
377#if defined(CONFIG_KVM)
a1fd24af
AL		 378 uint32_t vec[4];
379
380#ifdef __x86_64__
381 asm volatile("cpuid"
382 : "=a"(vec[0]), "=b"(vec[1]),
383 "=c"(vec[2]), "=d"(vec[3])
384 : "0"(function), "c"(count) : "cc");
385#else
386 asm volatile("pusha \n\t"
387 "cpuid \n\t"
388 "mov %%eax, 0(%2) \n\t"
389 "mov %%ebx, 4(%2) \n\t"
390 "mov %%ecx, 8(%2) \n\t"
391 "mov %%edx, 12(%2) \n\t"
392 "popa"
393 : : "a"(function), "c"(count), "S"(vec)
394 : "memory", "cc");
395#endif
396
bdde476a 397 if (eax)
a1fd24af 398 *eax = vec[0];
bdde476a 399 if (ebx)
a1fd24af 400 *ebx = vec[1];
bdde476a 401 if (ecx)
a1fd24af 402 *ecx = vec[2];
bdde476a 403 if (edx)
a1fd24af 404 *edx = vec[3];
bdde476a
AP		 405#endif
406}
c6dc6f63
AP		 407
408#define iswhite(c) ((c) && ((c) <= ' ' || '~' < (c)))
409
410/* general substring compare of *[s1..e1) and *[s2..e2). sx is start of
411 * a substring. ex if !NULL points to the first char after a substring,
412 * otherwise the string is assumed to sized by a terminating nul.
413 * Return lexical ordering of *s1:*s2.
414 */
415static int sstrcmp(const char *s1, const char *e1, const char *s2,
416 const char *e2)
417{
418 for (;;) {
419 if (!*s1 || !*s2 || *s1 != *s2)
420 return (*s1 - *s2);
421 ++s1, ++s2;
422 if (s1 == e1 && s2 == e2)
423 return (0);
424 else if (s1 == e1)
425 return (*s2);
426 else if (s2 == e2)
427 return (*s1);
428 }
429}
430
431/* compare *[s..e) to *altstr. *altstr may be a simple string or multiple
432 * '|' delimited (possibly empty) strings in which case search for a match
433 * within the alternatives proceeds left to right. Return 0 for success,
434 * non-zero otherwise.
435 */
436static int altcmp(const char *s, const char *e, const char *altstr)
437{
438 const char *p, *q;
439
440 for (q = p = altstr; ; ) {
441 while (*p && *p != '|')
442 ++p;
443 if ((q == p && !*s) || (q != p && !sstrcmp(s, e, q, p)))
444 return (0);
445 if (!*p)
446 return (1);
447 else
448 q = ++p;
449 }
450}
451
452/* search featureset for flag *[s..e), if found set corresponding bit in
e41e0fc6 453 * *pval and return true, otherwise return false
c6dc6f63 454 */
e41e0fc6
JK		 455static bool lookup_feature(uint32_t *pval, const char *s, const char *e,
456 const char **featureset)
c6dc6f63
AP		 457{
458 uint32_t mask;
459 const char **ppc;
e41e0fc6 460 bool found = false;
c6dc6f63 461
e41e0fc6 462 for (mask = 1, ppc = featureset; mask; mask <<= 1, ++ppc) {
c6dc6f63
AP		 463 if (*ppc && !altcmp(s, e, *ppc)) {
464 *pval |= mask;
e41e0fc6 465 found = true;
c6dc6f63 466 }
e41e0fc6
JK		 467 }
468 return found;
c6dc6f63
AP		 469}
470
5ef57876
EH		 471static void add_flagname_to_bitmaps(const char *flagname,
472 FeatureWordArray words)
c6dc6f63 473{
5ef57876
EH		 474 FeatureWord w;
475 for (w = 0; w < FEATURE_WORDS; w++) {
476 FeatureWordInfo *wi = &feature_word_info[w];
477 if (wi->feat_names &&
478 lookup_feature(&words[w], flagname, NULL, wi->feat_names)) {
479 break;
480 }
481 }
482 if (w == FEATURE_WORDS) {
483 fprintf(stderr, "CPU feature %s not found\n", flagname);
484 }
c6dc6f63
AP		 485}
486
487typedef struct x86_def_t {
c6dc6f63
AP		 488 const char *name;
489 uint32_t level;
90e4b0c3
EH		 490 uint32_t xlevel;
491 uint32_t xlevel2;
99b88a17
IM		 492 /* vendor is zero-terminated, 12 character ASCII string */
493 char vendor[CPUID_VENDOR_SZ + 1];
c6dc6f63
AP		 494 int family;
495 int model;
496 int stepping;
0514ef2f 497 FeatureWordArray features;
c6dc6f63 498 char model_id[48];
787aaf57 499 bool cache_info_passthrough;
c6dc6f63
AP		 500} x86_def_t;
501
502#define I486_FEATURES (CPUID_FP87 | CPUID_VME | CPUID_PSE)
503#define PENTIUM_FEATURES (I486_FEATURES | CPUID_DE | CPUID_TSC | \
504 CPUID_MSR | CPUID_MCE | CPUID_CX8 | CPUID_MMX | CPUID_APIC)
505#define PENTIUM2_FEATURES (PENTIUM_FEATURES | CPUID_PAE | CPUID_SEP | \
506 CPUID_MTRR | CPUID_PGE | CPUID_MCA | CPUID_CMOV | CPUID_PAT | \
507 CPUID_PSE36 | CPUID_FXSR)
508#define PENTIUM3_FEATURES (PENTIUM2_FEATURES | CPUID_SSE)
509#define PPRO_FEATURES (CPUID_FP87 | CPUID_DE | CPUID_PSE | CPUID_TSC | \
510 CPUID_MSR | CPUID_MCE | CPUID_CX8 | CPUID_PGE | CPUID_CMOV | \
511 CPUID_PAT | CPUID_FXSR | CPUID_MMX | CPUID_SSE | CPUID_SSE2 | \
512 CPUID_PAE | CPUID_SEP | CPUID_APIC)
513
551a2dec
AP		 514#define TCG_FEATURES (CPUID_FP87 | CPUID_PSE | CPUID_TSC | CPUID_MSR | \
515 CPUID_PAE | CPUID_MCE | CPUID_CX8 | CPUID_APIC | CPUID_SEP | \
516 CPUID_MTRR | CPUID_PGE | CPUID_MCA | CPUID_CMOV | CPUID_PAT | \
517 CPUID_PSE36 | CPUID_CLFLUSH | CPUID_ACPI | CPUID_MMX | \
518 CPUID_FXSR | CPUID_SSE | CPUID_SSE2 | CPUID_SS)
8560efed
AJ		 519 /* partly implemented:
520 CPUID_MTRR, CPUID_MCA, CPUID_CLFLUSH (needed for Win64)
521 CPUID_PSE36 (needed for Solaris) */
522 /* missing:
523 CPUID_VME, CPUID_DTS, CPUID_SS, CPUID_HT, CPUID_TM, CPUID_PBE */
e71827bc
AJ		 524#define TCG_EXT_FEATURES (CPUID_EXT_SSE3 | CPUID_EXT_PCLMULQDQ | \
525 CPUID_EXT_MONITOR | CPUID_EXT_SSSE3 | CPUID_EXT_CX16 | \
526 CPUID_EXT_SSE41 | CPUID_EXT_SSE42 | CPUID_EXT_POPCNT | \
d640045a 527 CPUID_EXT_MOVBE | CPUID_EXT_AES | CPUID_EXT_HYPERVISOR)
8560efed 528 /* missing:
e71827bc
AJ		 529 CPUID_EXT_DTES64, CPUID_EXT_DSCPL, CPUID_EXT_VMX, CPUID_EXT_SMX,
530 CPUID_EXT_EST, CPUID_EXT_TM2, CPUID_EXT_CID, CPUID_EXT_FMA,
531 CPUID_EXT_XTPR, CPUID_EXT_PDCM, CPUID_EXT_PCID, CPUID_EXT_DCA,
d640045a
AJ		 532 CPUID_EXT_X2APIC, CPUID_EXT_TSC_DEADLINE_TIMER, CPUID_EXT_XSAVE,
533 CPUID_EXT_OSXSAVE, CPUID_EXT_AVX, CPUID_EXT_F16C,
83f7dc28 534 CPUID_EXT_RDRAND */
60032ac0 535#define TCG_EXT2_FEATURES ((TCG_FEATURES & CPUID_EXT2_AMD_ALIASES) | \
551a2dec
AP		 536 CPUID_EXT2_NX | CPUID_EXT2_MMXEXT | CPUID_EXT2_RDTSCP | \
537 CPUID_EXT2_3DNOW | CPUID_EXT2_3DNOWEXT)
8560efed
AJ		 538 /* missing:
539 CPUID_EXT2_PDPE1GB */
551a2dec
AP		 540#define TCG_EXT3_FEATURES (CPUID_EXT3_LAHF_LM | CPUID_EXT3_SVM | \
541 CPUID_EXT3_CR8LEG | CPUID_EXT3_ABM | CPUID_EXT3_SSE4A)
296acb64 542#define TCG_SVM_FEATURES 0
7073fbad 543#define TCG_7_0_EBX_FEATURES (CPUID_7_0_EBX_SMEP | CPUID_7_0_EBX_SMAP \
cd7f97ca 544 CPUID_7_0_EBX_BMI1 | CPUID_7_0_EBX_BMI2 | CPUID_7_0_EBX_ADX)
111994ee 545 /* missing:
7073fbad
RH		 546 CPUID_7_0_EBX_FSGSBASE, CPUID_7_0_EBX_HLE, CPUID_7_0_EBX_AVX2,
547 CPUID_7_0_EBX_ERMS, CPUID_7_0_EBX_INVPCID, CPUID_7_0_EBX_RTM,
cd7f97ca 548 CPUID_7_0_EBX_RDSEED */
551a2dec 549
7fc9b714 550/* built-in CPU model definitions
c6dc6f63
AP		 551 */
552static x86_def_t builtin_x86_defs[] = {
c6dc6f63
AP		 553 {
554 .name = "qemu64",
555 .level = 4,
99b88a17 556 .vendor = CPUID_VENDOR_AMD,
c6dc6f63 557 .family = 6,
f8e6a11a 558 .model = 6,
c6dc6f63 559 .stepping = 3,
0514ef2f 560 .features[FEAT_1_EDX] =
27861ecc 561 PPRO_FEATURES |
c6dc6f63 562 CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA |
c6dc6f63 563 CPUID_PSE36,
0514ef2f 564 .features[FEAT_1_ECX] =
27861ecc 565 CPUID_EXT_SSE3 | CPUID_EXT_CX16 | CPUID_EXT_POPCNT,
0514ef2f 566 .features[FEAT_8000_0001_EDX] =
27861ecc 567 (PPRO_FEATURES & CPUID_EXT2_AMD_ALIASES) |
c6dc6f63 568 CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX,
0514ef2f 569 .features[FEAT_8000_0001_ECX] =
27861ecc 570 CPUID_EXT3_LAHF_LM | CPUID_EXT3_SVM |
c6dc6f63
AP		 571 CPUID_EXT3_ABM | CPUID_EXT3_SSE4A,
572 .xlevel = 0x8000000A,
c6dc6f63
AP		 573 },
574 {
575 .name = "phenom",
576 .level = 5,
99b88a17 577 .vendor = CPUID_VENDOR_AMD,
c6dc6f63
AP		 578 .family = 16,
579 .model = 2,
580 .stepping = 3,
0514ef2f 581 .features[FEAT_1_EDX] =
27861ecc 582 PPRO_FEATURES |
c6dc6f63 583 CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA |
8560efed 584 CPUID_PSE36 | CPUID_VME | CPUID_HT,
0514ef2f 585 .features[FEAT_1_ECX] =
27861ecc 586 CPUID_EXT_SSE3 | CPUID_EXT_MONITOR | CPUID_EXT_CX16 |
c6dc6f63 587 CPUID_EXT_POPCNT,
0514ef2f 588 .features[FEAT_8000_0001_EDX] =
27861ecc 589 (PPRO_FEATURES & CPUID_EXT2_AMD_ALIASES) |
c6dc6f63
AP		 590 CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX |
591 CPUID_EXT2_3DNOW | CPUID_EXT2_3DNOWEXT | CPUID_EXT2_MMXEXT |
8560efed 592 CPUID_EXT2_FFXSR | CPUID_EXT2_PDPE1GB | CPUID_EXT2_RDTSCP,
c6dc6f63
AP		 593 /* Missing: CPUID_EXT3_CMP_LEG, CPUID_EXT3_EXTAPIC,
594 CPUID_EXT3_CR8LEG,
595 CPUID_EXT3_MISALIGNSSE, CPUID_EXT3_3DNOWPREFETCH,
596 CPUID_EXT3_OSVW, CPUID_EXT3_IBS */
0514ef2f 597 .features[FEAT_8000_0001_ECX] =
27861ecc 598 CPUID_EXT3_LAHF_LM | CPUID_EXT3_SVM |
c6dc6f63 599 CPUID_EXT3_ABM | CPUID_EXT3_SSE4A,
0514ef2f 600 .features[FEAT_SVM] =
27861ecc 601 CPUID_SVM_NPT | CPUID_SVM_LBRV,
c6dc6f63
AP		 602 .xlevel = 0x8000001A,
603 .model_id = "AMD Phenom(tm) 9550 Quad-Core Processor"
604 },
605 {
606 .name = "core2duo",
607 .level = 10,
99b88a17 608 .vendor = CPUID_VENDOR_INTEL,
c6dc6f63
AP		 609 .family = 6,
610 .model = 15,
611 .stepping = 11,
0514ef2f 612 .features[FEAT_1_EDX] =
27861ecc 613 PPRO_FEATURES |
c6dc6f63 614 CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA |
8560efed
AJ		 615 CPUID_PSE36 | CPUID_VME | CPUID_DTS | CPUID_ACPI | CPUID_SS |
616 CPUID_HT | CPUID_TM | CPUID_PBE,
0514ef2f 617 .features[FEAT_1_ECX] =
27861ecc 618 CPUID_EXT_SSE3 | CPUID_EXT_MONITOR | CPUID_EXT_SSSE3 |
8560efed
AJ		 619 CPUID_EXT_DTES64 | CPUID_EXT_DSCPL | CPUID_EXT_VMX | CPUID_EXT_EST |
620 CPUID_EXT_TM2 | CPUID_EXT_CX16 | CPUID_EXT_XTPR | CPUID_EXT_PDCM,
0514ef2f 621 .features[FEAT_8000_0001_EDX] =
27861ecc 622 CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX,
0514ef2f 623 .features[FEAT_8000_0001_ECX] =
27861ecc 624 CPUID_EXT3_LAHF_LM,
c6dc6f63
AP		 625 .xlevel = 0x80000008,
626 .model_id = "Intel(R) Core(TM)2 Duo CPU T7700 @ 2.40GHz",
627 },
628 {
629 .name = "kvm64",
630 .level = 5,
99b88a17 631 .vendor = CPUID_VENDOR_INTEL,
c6dc6f63
AP		 632 .family = 15,
633 .model = 6,
634 .stepping = 1,
635 /* Missing: CPUID_VME, CPUID_HT */
0514ef2f 636 .features[FEAT_1_EDX] =
27861ecc 637 PPRO_FEATURES |
c6dc6f63
AP		 638 CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA |
639 CPUID_PSE36,
640 /* Missing: CPUID_EXT_POPCNT, CPUID_EXT_MONITOR */
0514ef2f 641 .features[FEAT_1_ECX] =
27861ecc 642 CPUID_EXT_SSE3 | CPUID_EXT_CX16,
c6dc6f63 643 /* Missing: CPUID_EXT2_PDPE1GB, CPUID_EXT2_RDTSCP */
0514ef2f 644 .features[FEAT_8000_0001_EDX] =
27861ecc 645 (PPRO_FEATURES & CPUID_EXT2_AMD_ALIASES) |
c6dc6f63
AP		 646 CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX,
647 /* Missing: CPUID_EXT3_LAHF_LM, CPUID_EXT3_CMP_LEG, CPUID_EXT3_EXTAPIC,
648 CPUID_EXT3_CR8LEG, CPUID_EXT3_ABM, CPUID_EXT3_SSE4A,
649 CPUID_EXT3_MISALIGNSSE, CPUID_EXT3_3DNOWPREFETCH,
650 CPUID_EXT3_OSVW, CPUID_EXT3_IBS, CPUID_EXT3_SVM */
0514ef2f 651 .features[FEAT_8000_0001_ECX] =
27861ecc 652 0,
c6dc6f63
AP		 653 .xlevel = 0x80000008,
654 .model_id = "Common KVM processor"
655 },
c6dc6f63
AP		 656 {
657 .name = "qemu32",
658 .level = 4,
99b88a17 659 .vendor = CPUID_VENDOR_INTEL,
c6dc6f63 660 .family = 6,
f8e6a11a 661 .model = 6,
c6dc6f63 662 .stepping = 3,
0514ef2f 663 .features[FEAT_1_EDX] =
27861ecc 664 PPRO_FEATURES,
0514ef2f 665 .features[FEAT_1_ECX] =
27861ecc 666 CPUID_EXT_SSE3 | CPUID_EXT_POPCNT,
58012d66 667 .xlevel = 0x80000004,
c6dc6f63 668 },
eafaf1e5
AP		 669 {
670 .name = "kvm32",
671 .level = 5,
99b88a17 672 .vendor = CPUID_VENDOR_INTEL,
eafaf1e5
AP		 673 .family = 15,
674 .model = 6,
675 .stepping = 1,
0514ef2f 676 .features[FEAT_1_EDX] =
27861ecc 677 PPRO_FEATURES |
eafaf1e5 678 CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA | CPUID_PSE36,
0514ef2f 679 .features[FEAT_1_ECX] =
27861ecc 680 CPUID_EXT_SSE3,
0514ef2f 681 .features[FEAT_8000_0001_EDX] =
27861ecc 682 PPRO_FEATURES & CPUID_EXT2_AMD_ALIASES,
0514ef2f 683 .features[FEAT_8000_0001_ECX] =
27861ecc 684 0,
eafaf1e5
AP		 685 .xlevel = 0x80000008,
686 .model_id = "Common 32-bit KVM processor"
687 },
c6dc6f63
AP		 688 {
689 .name = "coreduo",
690 .level = 10,
99b88a17 691 .vendor = CPUID_VENDOR_INTEL,
c6dc6f63
AP		 692 .family = 6,
693 .model = 14,
694 .stepping = 8,
0514ef2f 695 .features[FEAT_1_EDX] =
27861ecc 696 PPRO_FEATURES | CPUID_VME |
8560efed
AJ		 697 CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA | CPUID_DTS | CPUID_ACPI |
698 CPUID_SS | CPUID_HT | CPUID_TM | CPUID_PBE,
0514ef2f 699 .features[FEAT_1_ECX] =
27861ecc 700 CPUID_EXT_SSE3 | CPUID_EXT_MONITOR | CPUID_EXT_VMX |
8560efed 701 CPUID_EXT_EST | CPUID_EXT_TM2 | CPUID_EXT_XTPR | CPUID_EXT_PDCM,
0514ef2f 702 .features[FEAT_8000_0001_EDX] =
27861ecc 703 CPUID_EXT2_NX,
c6dc6f63
AP		 704 .xlevel = 0x80000008,
705 .model_id = "Genuine Intel(R) CPU T2600 @ 2.16GHz",
706 },
707 {
708 .name = "486",
58012d66 709 .level = 1,
99b88a17 710 .vendor = CPUID_VENDOR_INTEL,
c6dc6f63 711 .family = 4,
b2a856d9 712 .model = 8,
c6dc6f63 713 .stepping = 0,
0514ef2f 714 .features[FEAT_1_EDX] =
27861ecc 715 I486_FEATURES,
c6dc6f63
AP		 716 .xlevel = 0,
717 },
718 {
719 .name = "pentium",
720 .level = 1,
99b88a17 721 .vendor = CPUID_VENDOR_INTEL,
c6dc6f63
AP		 722 .family = 5,
723 .model = 4,
724 .stepping = 3,
0514ef2f 725 .features[FEAT_1_EDX] =
27861ecc 726 PENTIUM_FEATURES,
c6dc6f63
AP		 727 .xlevel = 0,
728 },
729 {
730 .name = "pentium2",
731 .level = 2,
99b88a17 732 .vendor = CPUID_VENDOR_INTEL,
c6dc6f63
AP		 733 .family = 6,
734 .model = 5,
735 .stepping = 2,
0514ef2f 736 .features[FEAT_1_EDX] =
27861ecc 737 PENTIUM2_FEATURES,
c6dc6f63
AP		 738 .xlevel = 0,
739 },
740 {
741 .name = "pentium3",
742 .level = 2,
99b88a17 743 .vendor = CPUID_VENDOR_INTEL,
c6dc6f63
AP		 744 .family = 6,
745 .model = 7,
746 .stepping = 3,
0514ef2f 747 .features[FEAT_1_EDX] =
27861ecc 748 PENTIUM3_FEATURES,
c6dc6f63
AP		 749 .xlevel = 0,
750 },
751 {
752 .name = "athlon",
753 .level = 2,
99b88a17 754 .vendor = CPUID_VENDOR_AMD,
c6dc6f63
AP		 755 .family = 6,
756 .model = 2,
757 .stepping = 3,
0514ef2f 758 .features[FEAT_1_EDX] =
27861ecc 759 PPRO_FEATURES | CPUID_PSE36 | CPUID_VME | CPUID_MTRR |
60032ac0 760 CPUID_MCA,
0514ef2f 761 .features[FEAT_8000_0001_EDX] =
27861ecc 762 (PPRO_FEATURES & CPUID_EXT2_AMD_ALIASES) |
60032ac0 763 CPUID_EXT2_MMXEXT | CPUID_EXT2_3DNOW | CPUID_EXT2_3DNOWEXT,
c6dc6f63 764 .xlevel = 0x80000008,
c6dc6f63
AP		 765 },
766 {
767 .name = "n270",
768 /* original is on level 10 */
769 .level = 5,
99b88a17 770 .vendor = CPUID_VENDOR_INTEL,
c6dc6f63
AP		 771 .family = 6,
772 .model = 28,
773 .stepping = 2,
0514ef2f 774 .features[FEAT_1_EDX] =
27861ecc 775 PPRO_FEATURES |
8560efed
AJ		 776 CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA | CPUID_VME | CPUID_DTS |
777 CPUID_ACPI | CPUID_SS | CPUID_HT | CPUID_TM | CPUID_PBE,
c6dc6f63 778 /* Some CPUs got no CPUID_SEP */
0514ef2f 779 .features[FEAT_1_ECX] =
27861ecc 780 CPUID_EXT_SSE3 | CPUID_EXT_MONITOR | CPUID_EXT_SSSE3 |
4458c236
BP		 781 CPUID_EXT_DSCPL | CPUID_EXT_EST | CPUID_EXT_TM2 | CPUID_EXT_XTPR |
782 CPUID_EXT_MOVBE,
0514ef2f 783 .features[FEAT_8000_0001_EDX] =
27861ecc 784 (PPRO_FEATURES & CPUID_EXT2_AMD_ALIASES) |
60032ac0 785 CPUID_EXT2_NX,
0514ef2f 786 .features[FEAT_8000_0001_ECX] =
27861ecc 787 CPUID_EXT3_LAHF_LM,
c6dc6f63
AP		 788 .xlevel = 0x8000000A,
789 .model_id = "Intel(R) Atom(TM) CPU N270 @ 1.60GHz",
790 },
3eca4642
EH		 791 {
792 .name = "Conroe",
6b11322e 793 .level = 4,
99b88a17 794 .vendor = CPUID_VENDOR_INTEL,
3eca4642 795 .family = 6,
ffce9ebb 796 .model = 15,
3eca4642 797 .stepping = 3,
0514ef2f 798 .features[FEAT_1_EDX] =
27861ecc 799 CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
3eca4642
EH		 800 CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
801 CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 |
802 CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE |
803 CPUID_DE | CPUID_FP87,
0514ef2f 804 .features[FEAT_1_ECX] =
27861ecc 805 CPUID_EXT_SSSE3 | CPUID_EXT_SSE3,
0514ef2f 806 .features[FEAT_8000_0001_EDX] =
27861ecc 807 CPUID_EXT2_LM | CPUID_EXT2_NX | CPUID_EXT2_SYSCALL,
0514ef2f 808 .features[FEAT_8000_0001_ECX] =
27861ecc 809 CPUID_EXT3_LAHF_LM,
3eca4642
EH		 810 .xlevel = 0x8000000A,
811 .model_id = "Intel Celeron_4x0 (Conroe/Merom Class Core 2)",
812 },
813 {
814 .name = "Penryn",
6b11322e 815 .level = 4,
99b88a17 816 .vendor = CPUID_VENDOR_INTEL,
3eca4642 817 .family = 6,
ffce9ebb 818 .model = 23,
3eca4642 819 .stepping = 3,
0514ef2f 820 .features[FEAT_1_EDX] =
27861ecc 821 CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
3eca4642
EH		 822 CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
823 CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 |
824 CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE |
825 CPUID_DE | CPUID_FP87,
0514ef2f 826 .features[FEAT_1_ECX] =
27861ecc 827 CPUID_EXT_SSE41 | CPUID_EXT_CX16 | CPUID_EXT_SSSE3 |
3eca4642 828 CPUID_EXT_SSE3,
0514ef2f 829 .features[FEAT_8000_0001_EDX] =
27861ecc 830 CPUID_EXT2_LM | CPUID_EXT2_NX | CPUID_EXT2_SYSCALL,
0514ef2f 831 .features[FEAT_8000_0001_ECX] =
27861ecc 832 CPUID_EXT3_LAHF_LM,
3eca4642
EH		 833 .xlevel = 0x8000000A,
834 .model_id = "Intel Core 2 Duo P9xxx (Penryn Class Core 2)",
835 },
836 {
837 .name = "Nehalem",
6b11322e 838 .level = 4,
99b88a17 839 .vendor = CPUID_VENDOR_INTEL,
3eca4642 840 .family = 6,
ffce9ebb 841 .model = 26,
3eca4642 842 .stepping = 3,
0514ef2f 843 .features[FEAT_1_EDX] =
27861ecc 844 CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
3eca4642
EH		 845 CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
846 CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 |
847 CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE |
848 CPUID_DE | CPUID_FP87,
0514ef2f 849 .features[FEAT_1_ECX] =
27861ecc 850 CPUID_EXT_POPCNT | CPUID_EXT_SSE42 | CPUID_EXT_SSE41 |
3eca4642 851 CPUID_EXT_CX16 | CPUID_EXT_SSSE3 | CPUID_EXT_SSE3,
0514ef2f 852 .features[FEAT_8000_0001_EDX] =
27861ecc 853 CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX,
0514ef2f 854 .features[FEAT_8000_0001_ECX] =
27861ecc 855 CPUID_EXT3_LAHF_LM,
3eca4642
EH		 856 .xlevel = 0x8000000A,
857 .model_id = "Intel Core i7 9xx (Nehalem Class Core i7)",
858 },
859 {
860 .name = "Westmere",
861 .level = 11,
99b88a17 862 .vendor = CPUID_VENDOR_INTEL,
3eca4642
EH		 863 .family = 6,
864 .model = 44,
865 .stepping = 1,
0514ef2f 866 .features[FEAT_1_EDX] =
27861ecc 867 CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
3eca4642
EH		 868 CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
869 CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 |
870 CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE |
871 CPUID_DE | CPUID_FP87,
0514ef2f 872 .features[FEAT_1_ECX] =
27861ecc 873 CPUID_EXT_AES | CPUID_EXT_POPCNT | CPUID_EXT_SSE42 |
3eca4642 874 CPUID_EXT_SSE41 | CPUID_EXT_CX16 | CPUID_EXT_SSSE3 |
41cb383f 875 CPUID_EXT_PCLMULQDQ | CPUID_EXT_SSE3,
0514ef2f 876 .features[FEAT_8000_0001_EDX] =
27861ecc 877 CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX,
0514ef2f 878 .features[FEAT_8000_0001_ECX] =
27861ecc 879 CPUID_EXT3_LAHF_LM,
3eca4642
EH		 880 .xlevel = 0x8000000A,
881 .model_id = "Westmere E56xx/L56xx/X56xx (Nehalem-C)",
882 },
883 {
884 .name = "SandyBridge",
885 .level = 0xd,
99b88a17 886 .vendor = CPUID_VENDOR_INTEL,
3eca4642
EH		 887 .family = 6,
888 .model = 42,
889 .stepping = 1,
0514ef2f 890 .features[FEAT_1_EDX] =
27861ecc 891 CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
3eca4642
EH		 892 CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
893 CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 |
894 CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE |
895 CPUID_DE | CPUID_FP87,
0514ef2f 896 .features[FEAT_1_ECX] =
27861ecc 897 CPUID_EXT_AVX | CPUID_EXT_XSAVE | CPUID_EXT_AES |
3eca4642
EH		 898 CPUID_EXT_TSC_DEADLINE_TIMER | CPUID_EXT_POPCNT |
899 CPUID_EXT_X2APIC | CPUID_EXT_SSE42 | CPUID_EXT_SSE41 |
900 CPUID_EXT_CX16 | CPUID_EXT_SSSE3 | CPUID_EXT_PCLMULQDQ |
901 CPUID_EXT_SSE3,
0514ef2f 902 .features[FEAT_8000_0001_EDX] =
27861ecc 903 CPUID_EXT2_LM | CPUID_EXT2_RDTSCP | CPUID_EXT2_NX |
3eca4642 904 CPUID_EXT2_SYSCALL,
0514ef2f 905 .features[FEAT_8000_0001_ECX] =
27861ecc 906 CPUID_EXT3_LAHF_LM,
3eca4642
EH		 907 .xlevel = 0x8000000A,
908 .model_id = "Intel Xeon E312xx (Sandy Bridge)",
909 },
37507094
EH		 910 {
911 .name = "Haswell",
912 .level = 0xd,
99b88a17 913 .vendor = CPUID_VENDOR_INTEL,
37507094
EH		 914 .family = 6,
915 .model = 60,
916 .stepping = 1,
0514ef2f 917 .features[FEAT_1_EDX] =
27861ecc 918 CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
37507094 919 CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
80ae4160 920 CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 |
37507094
EH		 921 CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE |
922 CPUID_DE | CPUID_FP87,
0514ef2f 923 .features[FEAT_1_ECX] =
27861ecc 924 CPUID_EXT_AVX | CPUID_EXT_XSAVE | CPUID_EXT_AES |
37507094
EH		 925 CPUID_EXT_POPCNT | CPUID_EXT_X2APIC | CPUID_EXT_SSE42 |
926 CPUID_EXT_SSE41 | CPUID_EXT_CX16 | CPUID_EXT_SSSE3 |
927 CPUID_EXT_PCLMULQDQ | CPUID_EXT_SSE3 |
928 CPUID_EXT_TSC_DEADLINE_TIMER | CPUID_EXT_FMA | CPUID_EXT_MOVBE |
929 CPUID_EXT_PCID,
0514ef2f 930 .features[FEAT_8000_0001_EDX] =
27861ecc 931 CPUID_EXT2_LM | CPUID_EXT2_RDTSCP | CPUID_EXT2_NX |
80ae4160 932 CPUID_EXT2_SYSCALL,
0514ef2f 933 .features[FEAT_8000_0001_ECX] =
27861ecc 934 CPUID_EXT3_LAHF_LM,
0514ef2f 935 .features[FEAT_7_0_EBX] =
27861ecc 936 CPUID_7_0_EBX_FSGSBASE | CPUID_7_0_EBX_BMI1 |
37507094
EH		 937 CPUID_7_0_EBX_HLE | CPUID_7_0_EBX_AVX2 | CPUID_7_0_EBX_SMEP |
938 CPUID_7_0_EBX_BMI2 | CPUID_7_0_EBX_ERMS | CPUID_7_0_EBX_INVPCID |
939 CPUID_7_0_EBX_RTM,
940 .xlevel = 0x8000000A,
941 .model_id = "Intel Core Processor (Haswell)",
942 },
3eca4642
EH		 943 {
944 .name = "Opteron_G1",
945 .level = 5,
99b88a17 946 .vendor = CPUID_VENDOR_AMD,
3eca4642
EH		 947 .family = 15,
948 .model = 6,
949 .stepping = 1,
0514ef2f 950 .features[FEAT_1_EDX] =
27861ecc 951 CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
3eca4642
EH		 952 CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
953 CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 |
954 CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE |
955 CPUID_DE | CPUID_FP87,
0514ef2f 956 .features[FEAT_1_ECX] =
27861ecc 957 CPUID_EXT_SSE3,
0514ef2f 958 .features[FEAT_8000_0001_EDX] =
27861ecc 959 CPUID_EXT2_LM | CPUID_EXT2_FXSR | CPUID_EXT2_MMX |
3eca4642
EH		 960 CPUID_EXT2_NX | CPUID_EXT2_PSE36 | CPUID_EXT2_PAT |
961 CPUID_EXT2_CMOV | CPUID_EXT2_MCA | CPUID_EXT2_PGE |
962 CPUID_EXT2_MTRR | CPUID_EXT2_SYSCALL | CPUID_EXT2_APIC |
963 CPUID_EXT2_CX8 | CPUID_EXT2_MCE | CPUID_EXT2_PAE | CPUID_EXT2_MSR |
964 CPUID_EXT2_TSC | CPUID_EXT2_PSE | CPUID_EXT2_DE | CPUID_EXT2_FPU,
965 .xlevel = 0x80000008,
966 .model_id = "AMD Opteron 240 (Gen 1 Class Opteron)",
967 },
968 {
969 .name = "Opteron_G2",
970 .level = 5,
99b88a17 971 .vendor = CPUID_VENDOR_AMD,
3eca4642
EH		 972 .family = 15,
973 .model = 6,
974 .stepping = 1,
0514ef2f 975 .features[FEAT_1_EDX] =
27861ecc 976 CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
3eca4642
EH		 977 CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
978 CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 |
979 CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE |
980 CPUID_DE | CPUID_FP87,
0514ef2f 981 .features[FEAT_1_ECX] =
27861ecc 982 CPUID_EXT_CX16 | CPUID_EXT_SSE3,
0514ef2f 983 .features[FEAT_8000_0001_EDX] =
27861ecc 984 CPUID_EXT2_LM | CPUID_EXT2_RDTSCP | CPUID_EXT2_FXSR |
3eca4642
EH		 985 CPUID_EXT2_MMX | CPUID_EXT2_NX | CPUID_EXT2_PSE36 |
986 CPUID_EXT2_PAT | CPUID_EXT2_CMOV | CPUID_EXT2_MCA |
987 CPUID_EXT2_PGE | CPUID_EXT2_MTRR | CPUID_EXT2_SYSCALL |
988 CPUID_EXT2_APIC | CPUID_EXT2_CX8 | CPUID_EXT2_MCE |
989 CPUID_EXT2_PAE | CPUID_EXT2_MSR | CPUID_EXT2_TSC | CPUID_EXT2_PSE |
990 CPUID_EXT2_DE | CPUID_EXT2_FPU,
0514ef2f 991 .features[FEAT_8000_0001_ECX] =
27861ecc 992 CPUID_EXT3_SVM | CPUID_EXT3_LAHF_LM,
3eca4642
EH		 993 .xlevel = 0x80000008,
994 .model_id = "AMD Opteron 22xx (Gen 2 Class Opteron)",
995 },
996 {
997 .name = "Opteron_G3",
998 .level = 5,
99b88a17 999 .vendor = CPUID_VENDOR_AMD,
3eca4642
EH		 1000 .family = 15,
1001 .model = 6,
1002 .stepping = 1,
0514ef2f 1003 .features[FEAT_1_EDX] =
27861ecc 1004 CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
3eca4642
EH		 1005 CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
1006 CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 |
1007 CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE |
1008 CPUID_DE | CPUID_FP87,
0514ef2f 1009 .features[FEAT_1_ECX] =
27861ecc 1010 CPUID_EXT_POPCNT | CPUID_EXT_CX16 | CPUID_EXT_MONITOR |
3eca4642 1011 CPUID_EXT_SSE3,
0514ef2f 1012 .features[FEAT_8000_0001_EDX] =
27861ecc 1013 CPUID_EXT2_LM | CPUID_EXT2_RDTSCP | CPUID_EXT2_FXSR |
3eca4642
EH		 1014 CPUID_EXT2_MMX | CPUID_EXT2_NX | CPUID_EXT2_PSE36 |
1015 CPUID_EXT2_PAT | CPUID_EXT2_CMOV | CPUID_EXT2_MCA |
1016 CPUID_EXT2_PGE | CPUID_EXT2_MTRR | CPUID_EXT2_SYSCALL |
1017 CPUID_EXT2_APIC | CPUID_EXT2_CX8 | CPUID_EXT2_MCE |
1018 CPUID_EXT2_PAE | CPUID_EXT2_MSR | CPUID_EXT2_TSC | CPUID_EXT2_PSE |
1019 CPUID_EXT2_DE | CPUID_EXT2_FPU,
0514ef2f 1020 .features[FEAT_8000_0001_ECX] =
27861ecc 1021 CPUID_EXT3_MISALIGNSSE | CPUID_EXT3_SSE4A |
3eca4642
EH		 1022 CPUID_EXT3_ABM | CPUID_EXT3_SVM | CPUID_EXT3_LAHF_LM,
1023 .xlevel = 0x80000008,
1024 .model_id = "AMD Opteron 23xx (Gen 3 Class Opteron)",
1025 },
1026 {
1027 .name = "Opteron_G4",
1028 .level = 0xd,
99b88a17 1029 .vendor = CPUID_VENDOR_AMD,
3eca4642
EH		 1030 .family = 21,
1031 .model = 1,
1032 .stepping = 2,
0514ef2f 1033 .features[FEAT_1_EDX] =
27861ecc 1034 CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
3eca4642
EH		 1035 CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
1036 CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 |
1037 CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE |
1038 CPUID_DE | CPUID_FP87,
0514ef2f 1039 .features[FEAT_1_ECX] =
27861ecc 1040 CPUID_EXT_AVX | CPUID_EXT_XSAVE | CPUID_EXT_AES |
3eca4642
EH		 1041 CPUID_EXT_POPCNT | CPUID_EXT_SSE42 | CPUID_EXT_SSE41 |
1042 CPUID_EXT_CX16 | CPUID_EXT_SSSE3 | CPUID_EXT_PCLMULQDQ |
1043 CPUID_EXT_SSE3,
0514ef2f 1044 .features[FEAT_8000_0001_EDX] =
27861ecc 1045 CPUID_EXT2_LM | CPUID_EXT2_RDTSCP |
3eca4642
EH		 1046 CPUID_EXT2_PDPE1GB | CPUID_EXT2_FXSR | CPUID_EXT2_MMX |
1047 CPUID_EXT2_NX | CPUID_EXT2_PSE36 | CPUID_EXT2_PAT |
1048 CPUID_EXT2_CMOV | CPUID_EXT2_MCA | CPUID_EXT2_PGE |
1049 CPUID_EXT2_MTRR | CPUID_EXT2_SYSCALL | CPUID_EXT2_APIC |
1050 CPUID_EXT2_CX8 | CPUID_EXT2_MCE | CPUID_EXT2_PAE | CPUID_EXT2_MSR |
1051 CPUID_EXT2_TSC | CPUID_EXT2_PSE | CPUID_EXT2_DE | CPUID_EXT2_FPU,
0514ef2f 1052 .features[FEAT_8000_0001_ECX] =
27861ecc 1053 CPUID_EXT3_FMA4 | CPUID_EXT3_XOP |
3eca4642
EH		 1054 CPUID_EXT3_3DNOWPREFETCH | CPUID_EXT3_MISALIGNSSE |
1055 CPUID_EXT3_SSE4A | CPUID_EXT3_ABM | CPUID_EXT3_SVM |
1056 CPUID_EXT3_LAHF_LM,
1057 .xlevel = 0x8000001A,
1058 .model_id = "AMD Opteron 62xx class CPU",
1059 },
021941b9
AP		 1060 {
1061 .name = "Opteron_G5",
1062 .level = 0xd,
99b88a17 1063 .vendor = CPUID_VENDOR_AMD,
021941b9
AP		 1064 .family = 21,
1065 .model = 2,
1066 .stepping = 0,
0514ef2f 1067 .features[FEAT_1_EDX] =
27861ecc 1068 CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
021941b9
AP		 1069 CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
1070 CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 |
1071 CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE |
1072 CPUID_DE | CPUID_FP87,
0514ef2f 1073 .features[FEAT_1_ECX] =
27861ecc 1074 CPUID_EXT_F16C | CPUID_EXT_AVX | CPUID_EXT_XSAVE |
021941b9
AP		 1075 CPUID_EXT_AES | CPUID_EXT_POPCNT | CPUID_EXT_SSE42 |
1076 CPUID_EXT_SSE41 | CPUID_EXT_CX16 | CPUID_EXT_FMA |
1077 CPUID_EXT_SSSE3 | CPUID_EXT_PCLMULQDQ | CPUID_EXT_SSE3,
0514ef2f 1078 .features[FEAT_8000_0001_EDX] =
27861ecc 1079 CPUID_EXT2_LM | CPUID_EXT2_RDTSCP |
021941b9
AP		 1080 CPUID_EXT2_PDPE1GB | CPUID_EXT2_FXSR | CPUID_EXT2_MMX |
1081 CPUID_EXT2_NX | CPUID_EXT2_PSE36 | CPUID_EXT2_PAT |
1082 CPUID_EXT2_CMOV | CPUID_EXT2_MCA | CPUID_EXT2_PGE |
1083 CPUID_EXT2_MTRR | CPUID_EXT2_SYSCALL | CPUID_EXT2_APIC |
1084 CPUID_EXT2_CX8 | CPUID_EXT2_MCE | CPUID_EXT2_PAE | CPUID_EXT2_MSR |
1085 CPUID_EXT2_TSC | CPUID_EXT2_PSE | CPUID_EXT2_DE | CPUID_EXT2_FPU,
0514ef2f 1086 .features[FEAT_8000_0001_ECX] =
27861ecc 1087 CPUID_EXT3_TBM | CPUID_EXT3_FMA4 | CPUID_EXT3_XOP |
021941b9
AP		 1088 CPUID_EXT3_3DNOWPREFETCH | CPUID_EXT3_MISALIGNSSE |
1089 CPUID_EXT3_SSE4A | CPUID_EXT3_ABM | CPUID_EXT3_SVM |
1090 CPUID_EXT3_LAHF_LM,
1091 .xlevel = 0x8000001A,
1092 .model_id = "AMD Opteron 63xx class CPU",
1093 },
c6dc6f63
AP		 1094};
1095
0668af54
EH		 1096/**
1097 * x86_cpu_compat_set_features:
1098 * @cpu_model: CPU model name to be changed. If NULL, all CPU models are changed
1099 * @w: Identifies the feature word to be changed.
1100 * @feat_add: Feature bits to be added to feature word
1101 * @feat_remove: Feature bits to be removed from feature word
1102 *
1103 * Change CPU model feature bits for compatibility.
1104 *
1105 * This function may be used by machine-type compatibility functions
1106 * to enable or disable feature bits on specific CPU models.
1107 */
1108void x86_cpu_compat_set_features(const char *cpu_model, FeatureWord w,
1109 uint32_t feat_add, uint32_t feat_remove)
1110{
1111 x86_def_t *def;
1112 int i;
1113 for (i = 0; i < ARRAY_SIZE(builtin_x86_defs); i++) {
1114 def = &builtin_x86_defs[i];
1115 if (!cpu_model || !strcmp(cpu_model, def->name)) {
1116 def->features[w] |= feat_add;
1117 def->features[w] &= ~feat_remove;
1118 }
1119 }
1120}
1121
e4ab0d6b 1122#ifdef CONFIG_KVM
c6dc6f63
AP		 1123static int cpu_x86_fill_model_id(char *str)
1124{
1125 uint32_t eax = 0, ebx = 0, ecx = 0, edx = 0;
1126 int i;
1127
1128 for (i = 0; i < 3; i++) {
1129 host_cpuid(0x80000002 + i, 0, &eax, &ebx, &ecx, &edx);
1130 memcpy(str + i * 16 + 0, &eax, 4);
1131 memcpy(str + i * 16 + 4, &ebx, 4);
1132 memcpy(str + i * 16 + 8, &ecx, 4);
1133 memcpy(str + i * 16 + 12, &edx, 4);
1134 }
1135 return 0;
1136}
e4ab0d6b 1137#endif
c6dc6f63 1138
6e746f30
EH		 1139/* Fill a x86_def_t struct with information about the host CPU, and
1140 * the CPU features supported by the host hardware + host kernel
1141 *
1142 * This function may be called only if KVM is enabled.
1143 */
1144static void kvm_cpu_fill_host(x86_def_t *x86_cpu_def)
c6dc6f63 1145{
e4ab0d6b 1146#ifdef CONFIG_KVM
12869995 1147 KVMState *s = kvm_state;
c6dc6f63
AP		 1148 uint32_t eax = 0, ebx = 0, ecx = 0, edx = 0;
1149
6e746f30
EH		 1150 assert(kvm_enabled());
1151
c6dc6f63 1152 x86_cpu_def->name = "host";
787aaf57 1153 x86_cpu_def->cache_info_passthrough = true;
c6dc6f63 1154 host_cpuid(0x0, 0, &eax, &ebx, &ecx, &edx);
99b88a17 1155 x86_cpu_vendor_words2str(x86_cpu_def->vendor, ebx, edx, ecx);
c6dc6f63
AP		 1156
1157 host_cpuid(0x1, 0, &eax, &ebx, &ecx, &edx);
1158 x86_cpu_def->family = ((eax >> 8) & 0x0F) + ((eax >> 20) & 0xFF);
1159 x86_cpu_def->model = ((eax >> 4) & 0x0F) | ((eax & 0xF0000) >> 12);
1160 x86_cpu_def->stepping = eax & 0x0F;
c6dc6f63 1161
12869995 1162 x86_cpu_def->level = kvm_arch_get_supported_cpuid(s, 0x0, 0, R_EAX);
2a573259
EH		 1163 x86_cpu_def->xlevel = kvm_arch_get_supported_cpuid(s, 0x80000000, 0, R_EAX);
1164 x86_cpu_def->xlevel2 =
1165 kvm_arch_get_supported_cpuid(s, 0xC0000000, 0, R_EAX);
1166
1167 cpu_x86_fill_model_id(x86_cpu_def->model_id);
1168
2bc65d2b
EH		 1169 FeatureWord w;
1170 for (w = 0; w < FEATURE_WORDS; w++) {
1171 FeatureWordInfo *wi = &feature_word_info[w];
1172 x86_cpu_def->features[w] =
1173 kvm_arch_get_supported_cpuid(s, wi->cpuid_eax, wi->cpuid_ecx,
1174 wi->cpuid_reg);
1175 }
fcb93c03 1176
e4ab0d6b 1177#endif /* CONFIG_KVM */
c6dc6f63
AP		 1178}
1179
bffd67b0 1180static int unavailable_host_feature(FeatureWordInfo *f, uint32_t mask)
c6dc6f63
AP		 1181{
1182 int i;
1183
1184 for (i = 0; i < 32; ++i)
1185 if (1 << i & mask) {
bffd67b0 1186 const char *reg = get_register_name_32(f->cpuid_reg);
8b4beddc
EH		 1187 assert(reg);
1188 fprintf(stderr, "warning: host doesn't support requested feature: "
1189 "CPUID.%02XH:%s%s%s [bit %d]\n",
bffd67b0
EH		 1190 f->cpuid_eax, reg,
1191 f->feat_names[i] ? "." : "",
1192 f->feat_names[i] ? f->feat_names[i] : "", i);
c6dc6f63
AP		 1193 break;
1194 }
1195 return 0;
1196}
1197
07ca5945
EH		 1198/* Check if all requested cpu flags are making their way to the guest
1199 *
1200 * Returns 0 if all flags are supported by the host, non-zero otherwise.
6e746f30
EH		 1201 *
1202 * This function may be called only if KVM is enabled.
c6dc6f63 1203 */
f0b9b111 1204static int kvm_check_features_against_host(KVMState *s, X86CPU *cpu)
c6dc6f63 1205{
5ec01c2e 1206 CPUX86State *env = &cpu->env;
f0b9b111
EH		 1207 int rv = 0;
1208 FeatureWord w;
c6dc6f63 1209
6e746f30
EH		 1210 assert(kvm_enabled());
1211
f0b9b111 1212 for (w = 0; w < FEATURE_WORDS; w++) {
bffd67b0 1213 FeatureWordInfo *wi = &feature_word_info[w];
f0b9b111
EH		 1214 uint32_t guest_feat = env->features[w];
1215 uint32_t host_feat = kvm_arch_get_supported_cpuid(s, wi->cpuid_eax,
1216 wi->cpuid_ecx,
1217 wi->cpuid_reg);
1218 uint32_t mask;
bffd67b0 1219 for (mask = 1; mask; mask <<= 1) {
f0b9b111 1220 if (guest_feat & mask && !(host_feat & mask)) {
bffd67b0
EH		 1221 unavailable_host_feature(wi, mask);
1222 rv = 1;
1223 }
1224 }
1225 }
c6dc6f63
AP		 1226 return rv;
1227}
1228
95b8519d
AF		 1229static void x86_cpuid_version_get_family(Object *obj, Visitor *v, void *opaque,
1230 const char *name, Error **errp)
1231{
1232 X86CPU *cpu = X86_CPU(obj);
1233 CPUX86State *env = &cpu->env;
1234 int64_t value;
1235
1236 value = (env->cpuid_version >> 8) & 0xf;
1237 if (value == 0xf) {
1238 value += (env->cpuid_version >> 20) & 0xff;
1239 }
1240 visit_type_int(v, &value, name, errp);
1241}
1242
71ad61d3
AF		 1243static void x86_cpuid_version_set_family(Object *obj, Visitor *v, void *opaque,
1244 const char *name, Error **errp)
ed5e1ec3 1245{
71ad61d3
AF		 1246 X86CPU *cpu = X86_CPU(obj);
1247 CPUX86State *env = &cpu->env;
1248 const int64_t min = 0;
1249 const int64_t max = 0xff + 0xf;
1250 int64_t value;
1251
1252 visit_type_int(v, &value, name, errp);
1253 if (error_is_set(errp)) {
1254 return;
1255 }
1256 if (value < min || value > max) {
1257 error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, "",
1258 name ? name : "null", value, min, max);
1259 return;
1260 }
1261
ed5e1ec3 1262 env->cpuid_version &= ~0xff00f00;
71ad61d3
AF		 1263 if (value > 0x0f) {
1264 env->cpuid_version |= 0xf00 | ((value - 0x0f) << 20);
ed5e1ec3 1265 } else {
71ad61d3 1266 env->cpuid_version |= value << 8;
ed5e1ec3
AF		 1267 }
1268}
1269
67e30c83
AF		 1270static void x86_cpuid_version_get_model(Object *obj, Visitor *v, void *opaque,
1271 const char *name, Error **errp)
1272{
1273 X86CPU *cpu = X86_CPU(obj);
1274 CPUX86State *env = &cpu->env;
1275 int64_t value;
1276
1277 value = (env->cpuid_version >> 4) & 0xf;
1278 value |= ((env->cpuid_version >> 16) & 0xf) << 4;
1279 visit_type_int(v, &value, name, errp);
1280}
1281
c5291a4f
AF		 1282static void x86_cpuid_version_set_model(Object *obj, Visitor *v, void *opaque,
1283 const char *name, Error **errp)
b0704cbd 1284{
c5291a4f
AF		 1285 X86CPU *cpu = X86_CPU(obj);
1286 CPUX86State *env = &cpu->env;
1287 const int64_t min = 0;
1288 const int64_t max = 0xff;
1289 int64_t value;
1290
1291 visit_type_int(v, &value, name, errp);
1292 if (error_is_set(errp)) {
1293 return;
1294 }
1295 if (value < min || value > max) {
1296 error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, "",
1297 name ? name : "null", value, min, max);
1298 return;
1299 }
1300
b0704cbd 1301 env->cpuid_version &= ~0xf00f0;
c5291a4f 1302 env->cpuid_version |= ((value & 0xf) << 4) | ((value >> 4) << 16);
b0704cbd
AF		 1303}
1304
35112e41
AF		 1305static void x86_cpuid_version_get_stepping(Object *obj, Visitor *v,
1306 void *opaque, const char *name,
1307 Error **errp)
1308{
1309 X86CPU *cpu = X86_CPU(obj);
1310 CPUX86State *env = &cpu->env;
1311 int64_t value;
1312
1313 value = env->cpuid_version & 0xf;
1314 visit_type_int(v, &value, name, errp);
1315}
1316
036e2222
AF		 1317static void x86_cpuid_version_set_stepping(Object *obj, Visitor *v,
1318 void *opaque, const char *name,
1319 Error **errp)
38c3dc46 1320{
036e2222
AF		 1321 X86CPU *cpu = X86_CPU(obj);
1322 CPUX86State *env = &cpu->env;
1323 const int64_t min = 0;
1324 const int64_t max = 0xf;
1325 int64_t value;
1326
1327 visit_type_int(v, &value, name, errp);
1328 if (error_is_set(errp)) {
1329 return;
1330 }
1331 if (value < min || value > max) {
1332 error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, "",
1333 name ? name : "null", value, min, max);
1334 return;
1335 }
1336
38c3dc46 1337 env->cpuid_version &= ~0xf;
036e2222 1338 env->cpuid_version |= value & 0xf;
38c3dc46
AF		 1339}
1340
8e1898bf
AF		 1341static void x86_cpuid_get_level(Object *obj, Visitor *v, void *opaque,
1342 const char *name, Error **errp)
1343{
1344 X86CPU *cpu = X86_CPU(obj);
8e1898bf 1345
fa029887 1346 visit_type_uint32(v, &cpu->env.cpuid_level, name, errp);
8e1898bf
AF		 1347}
1348
1349static void x86_cpuid_set_level(Object *obj, Visitor *v, void *opaque,
1350 const char *name, Error **errp)
1351{
1352 X86CPU *cpu = X86_CPU(obj);
8e1898bf 1353
fa029887 1354 visit_type_uint32(v, &cpu->env.cpuid_level, name, errp);
8e1898bf
AF		 1355}
1356
16b93aa8
AF		 1357static void x86_cpuid_get_xlevel(Object *obj, Visitor *v, void *opaque,
1358 const char *name, Error **errp)
1359{
1360 X86CPU *cpu = X86_CPU(obj);
16b93aa8 1361
fa029887 1362 visit_type_uint32(v, &cpu->env.cpuid_xlevel, name, errp);
16b93aa8
AF		 1363}
1364
1365static void x86_cpuid_set_xlevel(Object *obj, Visitor *v, void *opaque,
1366 const char *name, Error **errp)
1367{
1368 X86CPU *cpu = X86_CPU(obj);
16b93aa8 1369
fa029887 1370 visit_type_uint32(v, &cpu->env.cpuid_xlevel, name, errp);
16b93aa8
AF		 1371}
1372
d480e1af
AF		 1373static char *x86_cpuid_get_vendor(Object *obj, Error **errp)
1374{
1375 X86CPU *cpu = X86_CPU(obj);
1376 CPUX86State *env = &cpu->env;
1377 char *value;
d480e1af 1378
9df694ee 1379 value = (char *)g_malloc(CPUID_VENDOR_SZ + 1);
99b88a17
IM		 1380 x86_cpu_vendor_words2str(value, env->cpuid_vendor1, env->cpuid_vendor2,
1381 env->cpuid_vendor3);
d480e1af
AF		 1382 return value;
1383}
1384
1385static void x86_cpuid_set_vendor(Object *obj, const char *value,
1386 Error **errp)
1387{
1388 X86CPU *cpu = X86_CPU(obj);
1389 CPUX86State *env = &cpu->env;
1390 int i;
1391
9df694ee 1392 if (strlen(value) != CPUID_VENDOR_SZ) {
d480e1af
AF		 1393 error_set(errp, QERR_PROPERTY_VALUE_BAD, "",
1394 "vendor", value);
1395 return;
1396 }
1397
1398 env->cpuid_vendor1 = 0;
1399 env->cpuid_vendor2 = 0;
1400 env->cpuid_vendor3 = 0;
1401 for (i = 0; i < 4; i++) {
1402 env->cpuid_vendor1 |= ((uint8_t)value[i ]) << (8 * i);
1403 env->cpuid_vendor2 |= ((uint8_t)value[i + 4]) << (8 * i);
1404 env->cpuid_vendor3 |= ((uint8_t)value[i + 8]) << (8 * i);
1405 }
d480e1af
AF		 1406}
1407
63e886eb
AF		 1408static char *x86_cpuid_get_model_id(Object *obj, Error **errp)
1409{
1410 X86CPU *cpu = X86_CPU(obj);
1411 CPUX86State *env = &cpu->env;
1412 char *value;
1413 int i;
1414
1415 value = g_malloc(48 + 1);
1416 for (i = 0; i < 48; i++) {
1417 value[i] = env->cpuid_model[i >> 2] >> (8 * (i & 3));
1418 }
1419 value[48] = '\0';
1420 return value;
1421}
1422
938d4c25
AF		 1423static void x86_cpuid_set_model_id(Object *obj, const char *model_id,
1424 Error **errp)
dcce6675 1425{
938d4c25
AF		 1426 X86CPU *cpu = X86_CPU(obj);
1427 CPUX86State *env = &cpu->env;
dcce6675
AF		 1428 int c, len, i;
1429
1430 if (model_id == NULL) {
1431 model_id = "";
1432 }
1433 len = strlen(model_id);
d0a6acf4 1434 memset(env->cpuid_model, 0, 48);
dcce6675
AF		 1435 for (i = 0; i < 48; i++) {
1436 if (i >= len) {
1437 c = '\0';
1438 } else {
1439 c = (uint8_t)model_id[i];
1440 }
1441 env->cpuid_model[i >> 2] |= c << (8 * (i & 3));
1442 }
1443}
1444
89e48965
AF		 1445static void x86_cpuid_get_tsc_freq(Object *obj, Visitor *v, void *opaque,
1446 const char *name, Error **errp)
1447{
1448 X86CPU *cpu = X86_CPU(obj);
1449 int64_t value;
1450
1451 value = cpu->env.tsc_khz * 1000;
1452 visit_type_int(v, &value, name, errp);
1453}
1454
1455static void x86_cpuid_set_tsc_freq(Object *obj, Visitor *v, void *opaque,
1456 const char *name, Error **errp)
1457{
1458 X86CPU *cpu = X86_CPU(obj);
1459 const int64_t min = 0;
2e84849a 1460 const int64_t max = INT64_MAX;
89e48965
AF		 1461 int64_t value;
1462
1463 visit_type_int(v, &value, name, errp);
1464 if (error_is_set(errp)) {
1465 return;
1466 }
1467 if (value < min || value > max) {
1468 error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, "",
1469 name ? name : "null", value, min, max);
1470 return;
1471 }
1472
1473 cpu->env.tsc_khz = value / 1000;
1474}
1475
31050930
IM		 1476static void x86_cpuid_get_apic_id(Object *obj, Visitor *v, void *opaque,
1477 const char *name, Error **errp)
1478{
1479 X86CPU *cpu = X86_CPU(obj);
1480 int64_t value = cpu->env.cpuid_apic_id;
1481
1482 visit_type_int(v, &value, name, errp);
1483}
1484
1485static void x86_cpuid_set_apic_id(Object *obj, Visitor *v, void *opaque,
1486 const char *name, Error **errp)
1487{
1488 X86CPU *cpu = X86_CPU(obj);
8d6d4980 1489 DeviceState *dev = DEVICE(obj);
31050930
IM		 1490 const int64_t min = 0;
1491 const int64_t max = UINT32_MAX;
1492 Error *error = NULL;
1493 int64_t value;
1494
8d6d4980
IM		 1495 if (dev->realized) {
1496 error_setg(errp, "Attempt to set property '%s' on '%s' after "
1497 "it was realized", name, object_get_typename(obj));
1498 return;
1499 }
1500
31050930
IM		 1501 visit_type_int(v, &value, name, &error);
1502 if (error) {
1503 error_propagate(errp, error);
1504 return;
1505 }
1506 if (value < min || value > max) {
1507 error_setg(errp, "Property %s.%s doesn't take value %" PRId64
1508 " (minimum: %" PRId64 ", maximum: %" PRId64 ")" ,
1509 object_get_typename(obj), name, value, min, max);
1510 return;
1511 }
1512
1513 if ((value != cpu->env.cpuid_apic_id) && cpu_exists(value)) {
1514 error_setg(errp, "CPU with APIC ID %" PRIi64 " exists", value);
1515 return;
1516 }
1517 cpu->env.cpuid_apic_id = value;
1518}
1519
7e5292b5 1520/* Generic getter for "feature-words" and "filtered-features" properties */
8e8aba50
EH		 1521static void x86_cpu_get_feature_words(Object *obj, Visitor *v, void *opaque,
1522 const char *name, Error **errp)
1523{
7e5292b5 1524 uint32_t *array = (uint32_t *)opaque;
8e8aba50
EH		 1525 FeatureWord w;
1526 Error *err = NULL;
1527 X86CPUFeatureWordInfo word_infos[FEATURE_WORDS] = { };
1528 X86CPUFeatureWordInfoList list_entries[FEATURE_WORDS] = { };
1529 X86CPUFeatureWordInfoList *list = NULL;
1530
1531 for (w = 0; w < FEATURE_WORDS; w++) {
1532 FeatureWordInfo *wi = &feature_word_info[w];
1533 X86CPUFeatureWordInfo *qwi = &word_infos[w];
1534 qwi->cpuid_input_eax = wi->cpuid_eax;
1535 qwi->has_cpuid_input_ecx = wi->cpuid_needs_ecx;
1536 qwi->cpuid_input_ecx = wi->cpuid_ecx;
1537 qwi->cpuid_register = x86_reg_info_32[wi->cpuid_reg].qapi_enum;
7e5292b5 1538 qwi->features = array[w];
8e8aba50
EH		 1539
1540 /* List will be in reverse order, but order shouldn't matter */
1541 list_entries[w].next = list;
1542 list_entries[w].value = &word_infos[w];
1543 list = &list_entries[w];
1544 }
1545
1546 visit_type_X86CPUFeatureWordInfoList(v, &list, "feature-words", &err);
1547 error_propagate(errp, err);
1548}
1549
c8f0f88e
IM		 1550static void x86_get_hv_spinlocks(Object *obj, Visitor *v, void *opaque,
1551 const char *name, Error **errp)
1552{
1553 X86CPU *cpu = X86_CPU(obj);
1554 int64_t value = cpu->hyperv_spinlock_attempts;
1555
1556 visit_type_int(v, &value, name, errp);
1557}
1558
1559static void x86_set_hv_spinlocks(Object *obj, Visitor *v, void *opaque,
1560 const char *name, Error **errp)
1561{
1562 const int64_t min = 0xFFF;
1563 const int64_t max = UINT_MAX;
1564 X86CPU *cpu = X86_CPU(obj);
1565 Error *err = NULL;
1566 int64_t value;
1567
1568 visit_type_int(v, &value, name, &err);
1569 if (err) {
1570 error_propagate(errp, err);
1571 return;
1572 }
1573
1574 if (value < min || value > max) {
1575 error_setg(errp, "Property %s.%s doesn't take value %" PRId64
1576 " (minimum: %" PRId64 ", maximum: %" PRId64 ")",
1577 object_get_typename(obj), name ? name : "null",
1578 value, min, max);
1579 return;
1580 }
1581 cpu->hyperv_spinlock_attempts = value;
1582}
1583
1584static PropertyInfo qdev_prop_spinlocks = {
1585 .name = "int",
1586 .get = x86_get_hv_spinlocks,
1587 .set = x86_set_hv_spinlocks,
1588};
1589
c1399112
EH		 1590static int cpu_x86_find_by_name(X86CPU *cpu, x86_def_t *x86_cpu_def,
1591 const char *name)
c6dc6f63 1592{
c6dc6f63 1593 x86_def_t *def;
7fc9b714 1594 int i;
c6dc6f63 1595
4bfe910d
AF		 1596 if (name == NULL) {
1597 return -1;
9f3fb565 1598 }
4bfe910d 1599 if (kvm_enabled() && strcmp(name, "host") == 0) {
6e746f30 1600 kvm_cpu_fill_host(x86_cpu_def);
00b81053 1601 object_property_set_bool(OBJECT(cpu), true, "pmu", &error_abort);
4bfe910d 1602 return 0;
c6dc6f63
AP		 1603 }
1604
7fc9b714
AF		 1605 for (i = 0; i < ARRAY_SIZE(builtin_x86_defs); i++) {
1606 def = &builtin_x86_defs[i];
4bfe910d
AF		 1607 if (strcmp(name, def->name) == 0) {
1608 memcpy(x86_cpu_def, def, sizeof(*def));
11acfdd5
IM		 1609 /* sysenter isn't supported in compatibility mode on AMD,
1610 * syscall isn't supported in compatibility mode on Intel.
1611 * Normally we advertise the actual CPU vendor, but you can
1612 * override this using the 'vendor' property if you want to use
1613 * KVM's sysenter/syscall emulation in compatibility mode and
1614 * when doing cross vendor migration
1615 */
1616 if (kvm_enabled()) {
1617 uint32_t ebx = 0, ecx = 0, edx = 0;
1618 host_cpuid(0, 0, NULL, &ebx, &ecx, &edx);
1619 x86_cpu_vendor_words2str(x86_cpu_def->vendor, ebx, edx, ecx);
1620 }
4bfe910d
AF		 1621 return 0;
1622 }
1623 }
1624
1625 return -1;
8f961357
EH		 1626}
1627
72ac2e87
IM		 1628/* Convert all '_' in a feature string option name to '-', to make feature
1629 * name conform to QOM property naming rule, which uses '-' instead of '_'.
1630 */
1631static inline void feat2prop(char *s)
1632{
1633 while ((s = strchr(s, '_'))) {
1634 *s = '-';
1635 }
1636}
1637
8f961357
EH		 1638/* Parse "+feature,-feature,feature=foo" CPU feature string
1639 */
a91987c2 1640static void cpu_x86_parse_featurestr(X86CPU *cpu, char *features, Error **errp)
8f961357 1641{
8f961357
EH		 1642 char *featurestr; /* Single 'key=value" string being parsed */
1643 /* Features to be added */
077c68c3 1644 FeatureWordArray plus_features = { 0 };
8f961357 1645 /* Features to be removed */
5ef57876 1646 FeatureWordArray minus_features = { 0 };
8f961357 1647 uint32_t numvalue;
a91987c2 1648 CPUX86State *env = &cpu->env;
8f961357 1649
8f961357 1650 featurestr = features ? strtok(features, ",") : NULL;
c6dc6f63
AP		 1651
1652 while (featurestr) {
1653 char *val;
1654 if (featurestr[0] == '+') {
5ef57876 1655 add_flagname_to_bitmaps(featurestr + 1, plus_features);
c6dc6f63 1656 } else if (featurestr[0] == '-') {
5ef57876 1657 add_flagname_to_bitmaps(featurestr + 1, minus_features);
c6dc6f63
AP		 1658 } else if ((val = strchr(featurestr, '='))) {
1659 *val = 0; val++;
72ac2e87 1660 feat2prop(featurestr);
d024d209 1661 if (!strcmp(featurestr, "xlevel")) {
c6dc6f63 1662 char *err;
a91987c2
IM		 1663 char num[32];
1664
c6dc6f63
AP		 1665 numvalue = strtoul(val, &err, 0);
1666 if (!*val || *err) {
312fd5f2 1667 error_setg(errp, "bad numerical value %s", val);
a91987c2 1668 goto out;
c6dc6f63
AP		 1669 }
1670 if (numvalue < 0x80000000) {
8ba8a698
IM		 1671 fprintf(stderr, "xlevel value shall always be >= 0x80000000"
1672 ", fixup will be removed in future versions\n");
2f7a21c4 1673 numvalue += 0x80000000;
c6dc6f63 1674 }
a91987c2
IM		 1675 snprintf(num, sizeof(num), "%" PRIu32, numvalue);
1676 object_property_parse(OBJECT(cpu), num, featurestr, errp);
72ac2e87 1677 } else if (!strcmp(featurestr, "tsc-freq")) {
b862d1fe
JR		 1678 int64_t tsc_freq;
1679 char *err;
a91987c2 1680 char num[32];
b862d1fe
JR		 1681
1682 tsc_freq = strtosz_suffix_unit(val, &err,
1683 STRTOSZ_DEFSUFFIX_B, 1000);
45009a30 1684 if (tsc_freq < 0 || *err) {
312fd5f2 1685 error_setg(errp, "bad numerical value %s", val);
a91987c2 1686 goto out;
b862d1fe 1687 }
a91987c2
IM		 1688 snprintf(num, sizeof(num), "%" PRId64, tsc_freq);
1689 object_property_parse(OBJECT(cpu), num, "tsc-frequency", errp);
72ac2e87 1690 } else if (!strcmp(featurestr, "hv-spinlocks")) {
28f52cc0 1691 char *err;
92067bf4 1692 const int min = 0xFFF;
c8f0f88e 1693 char num[32];
28f52cc0
VR		 1694 numvalue = strtoul(val, &err, 0);
1695 if (!*val || *err) {
312fd5f2 1696 error_setg(errp, "bad numerical value %s", val);
a91987c2 1697 goto out;
28f52cc0 1698 }
92067bf4
IM		 1699 if (numvalue < min) {
1700 fprintf(stderr, "hv-spinlocks value shall always be >= 0x%x"
1701 ", fixup will be removed in future versions\n",
1702 min);
1703 numvalue = min;
1704 }
c8f0f88e
IM		 1705 snprintf(num, sizeof(num), "%" PRId32, numvalue);
1706 object_property_parse(OBJECT(cpu), num, featurestr, errp);
c6dc6f63 1707 } else {
d024d209 1708 object_property_parse(OBJECT(cpu), val, featurestr, errp);
c6dc6f63 1709 }
c6dc6f63 1710 } else {
258f5abe
IM		 1711 feat2prop(featurestr);
1712 object_property_parse(OBJECT(cpu), "on", featurestr, errp);
a91987c2
IM		 1713 }
1714 if (error_is_set(errp)) {
1715 goto out;
c6dc6f63
AP		 1716 }
1717 featurestr = strtok(NULL, ",");
1718 }
0514ef2f
EH		 1719 env->features[FEAT_1_EDX] |= plus_features[FEAT_1_EDX];
1720 env->features[FEAT_1_ECX] |= plus_features[FEAT_1_ECX];
1721 env->features[FEAT_8000_0001_EDX] |= plus_features[FEAT_8000_0001_EDX];
1722 env->features[FEAT_8000_0001_ECX] |= plus_features[FEAT_8000_0001_ECX];
1723 env->features[FEAT_C000_0001_EDX] |= plus_features[FEAT_C000_0001_EDX];
1724 env->features[FEAT_KVM] |= plus_features[FEAT_KVM];
1725 env->features[FEAT_SVM] |= plus_features[FEAT_SVM];
1726 env->features[FEAT_7_0_EBX] |= plus_features[FEAT_7_0_EBX];
1727 env->features[FEAT_1_EDX] &= ~minus_features[FEAT_1_EDX];
1728 env->features[FEAT_1_ECX] &= ~minus_features[FEAT_1_ECX];
1729 env->features[FEAT_8000_0001_EDX] &= ~minus_features[FEAT_8000_0001_EDX];
1730 env->features[FEAT_8000_0001_ECX] &= ~minus_features[FEAT_8000_0001_ECX];
1731 env->features[FEAT_C000_0001_EDX] &= ~minus_features[FEAT_C000_0001_EDX];
1732 env->features[FEAT_KVM] &= ~minus_features[FEAT_KVM];
1733 env->features[FEAT_SVM] &= ~minus_features[FEAT_SVM];
1734 env->features[FEAT_7_0_EBX] &= ~minus_features[FEAT_7_0_EBX];
c6dc6f63 1735
a91987c2
IM		 1736out:
1737 return;
c6dc6f63
AP		 1738}
1739
1740/* generate a composite string into buf of all cpuid names in featureset
1741 * selected by fbits. indicate truncation at bufsize in the event of overflow.
1742 * if flags, suppress names undefined in featureset.
1743 */
1744static void listflags(char *buf, int bufsize, uint32_t fbits,
1745 const char **featureset, uint32_t flags)
1746{
1747 const char **p = &featureset[31];
1748 char *q, *b, bit;
1749 int nc;
1750
1751 b = 4 <= bufsize ? buf + (bufsize -= 3) - 1 : NULL;
1752 *buf = '\0';
1753 for (q = buf, bit = 31; fbits && bufsize; --p, fbits &= ~(1 << bit), --bit)
1754 if (fbits & 1 << bit && (*p || !flags)) {
1755 if (*p)
1756 nc = snprintf(q, bufsize, "%s%s", q == buf ? "" : " ", *p);
1757 else
1758 nc = snprintf(q, bufsize, "%s[%d]", q == buf ? "" : " ", bit);
1759 if (bufsize <= nc) {
1760 if (b) {
1761 memcpy(b, "...", sizeof("..."));
1762 }
1763 return;
1764 }
1765 q += nc;
1766 bufsize -= nc;
1767 }
1768}
1769
e916cbf8
PM		 1770/* generate CPU information. */
1771void x86_cpu_list(FILE *f, fprintf_function cpu_fprintf)
c6dc6f63 1772{
c6dc6f63
AP		 1773 x86_def_t *def;
1774 char buf[256];
7fc9b714 1775 int i;
c6dc6f63 1776
7fc9b714
AF		 1777 for (i = 0; i < ARRAY_SIZE(builtin_x86_defs); i++) {
1778 def = &builtin_x86_defs[i];
c04321b3 1779 snprintf(buf, sizeof(buf), "%s", def->name);
6cdf8854 1780 (*cpu_fprintf)(f, "x86 %16s %-48s\n", buf, def->model_id);
c6dc6f63 1781 }
21ad7789
JK		 1782#ifdef CONFIG_KVM
1783 (*cpu_fprintf)(f, "x86 %16s %-48s\n", "host",
1784 "KVM processor with all supported host features "
1785 "(only available in KVM mode)");
1786#endif
1787
6cdf8854 1788 (*cpu_fprintf)(f, "\nRecognized CPUID flags:\n");
3af60be2
JK		 1789 for (i = 0; i < ARRAY_SIZE(feature_word_info); i++) {
1790 FeatureWordInfo *fw = &feature_word_info[i];
1791
1792 listflags(buf, sizeof(buf), (uint32_t)~0, fw->feat_names, 1);
1793 (*cpu_fprintf)(f, " %s\n", buf);
1794 }
c6dc6f63
AP		 1795}
1796
76b64a7a 1797CpuDefinitionInfoList *arch_query_cpu_definitions(Error **errp)
e3966126
AL		 1798{
1799 CpuDefinitionInfoList *cpu_list = NULL;
1800 x86_def_t *def;
7fc9b714 1801 int i;
e3966126 1802
7fc9b714 1803 for (i = 0; i < ARRAY_SIZE(builtin_x86_defs); i++) {
e3966126
AL		 1804 CpuDefinitionInfoList *entry;
1805 CpuDefinitionInfo *info;
1806
7fc9b714 1807 def = &builtin_x86_defs[i];
e3966126
AL		 1808 info = g_malloc0(sizeof(*info));
1809 info->name = g_strdup(def->name);
1810
1811 entry = g_malloc0(sizeof(*entry));
1812 entry->value = info;
1813 entry->next = cpu_list;
1814 cpu_list = entry;
1815 }
1816
1817 return cpu_list;
1818}
1819
bc74b7db
EH		 1820#ifdef CONFIG_KVM
1821static void filter_features_for_kvm(X86CPU *cpu)
1822{
1823 CPUX86State *env = &cpu->env;
1824 KVMState *s = kvm_state;
bd87d2a2 1825 FeatureWord w;
bc74b7db 1826
bd87d2a2
EH		 1827 for (w = 0; w < FEATURE_WORDS; w++) {
1828 FeatureWordInfo *wi = &feature_word_info[w];
034acf4a
EH		 1829 uint32_t host_feat = kvm_arch_get_supported_cpuid(s, wi->cpuid_eax,
1830 wi->cpuid_ecx,
1831 wi->cpuid_reg);
1832 uint32_t requested_features = env->features[w];
1833 env->features[w] &= host_feat;
1834 cpu->filtered_features[w] = requested_features & ~env->features[w];
bd87d2a2 1835 }
bc74b7db
EH		 1836}
1837#endif
1838
2d64255b 1839static void cpu_x86_register(X86CPU *cpu, const char *name, Error **errp)
c6dc6f63 1840{
61dcd775 1841 CPUX86State *env = &cpu->env;
c6dc6f63
AP		 1842 x86_def_t def1, *def = &def1;
1843
db0ad1ba
JR		 1844 memset(def, 0, sizeof(*def));
1845
c1399112 1846 if (cpu_x86_find_by_name(cpu, def, name) < 0) {
2d64255b
AF		 1847 error_setg(errp, "Unable to find CPU definition: %s", name);
1848 return;
8f961357
EH		 1849 }
1850
aa87d458 1851 if (kvm_enabled()) {
0514ef2f 1852 def->features[FEAT_KVM] |= kvm_default_features;
aa87d458 1853 }
0514ef2f 1854 def->features[FEAT_1_ECX] |= CPUID_EXT_HYPERVISOR;
077c68c3 1855
2d64255b
AF		 1856 object_property_set_str(OBJECT(cpu), def->vendor, "vendor", errp);
1857 object_property_set_int(OBJECT(cpu), def->level, "level", errp);
1858 object_property_set_int(OBJECT(cpu), def->family, "family", errp);
1859 object_property_set_int(OBJECT(cpu), def->model, "model", errp);
1860 object_property_set_int(OBJECT(cpu), def->stepping, "stepping", errp);
0514ef2f
EH		 1861 env->features[FEAT_1_EDX] = def->features[FEAT_1_EDX];
1862 env->features[FEAT_1_ECX] = def->features[FEAT_1_ECX];
1863 env->features[FEAT_8000_0001_EDX] = def->features[FEAT_8000_0001_EDX];
1864 env->features[FEAT_8000_0001_ECX] = def->features[FEAT_8000_0001_ECX];
2d64255b 1865 object_property_set_int(OBJECT(cpu), def->xlevel, "xlevel", errp);
0514ef2f
EH		 1866 env->features[FEAT_KVM] = def->features[FEAT_KVM];
1867 env->features[FEAT_SVM] = def->features[FEAT_SVM];
1868 env->features[FEAT_C000_0001_EDX] = def->features[FEAT_C000_0001_EDX];
1869 env->features[FEAT_7_0_EBX] = def->features[FEAT_7_0_EBX];
b3baa152 1870 env->cpuid_xlevel2 = def->xlevel2;
787aaf57 1871 cpu->cache_info_passthrough = def->cache_info_passthrough;
3b671a40 1872
2d64255b 1873 object_property_set_str(OBJECT(cpu), def->model_id, "model-id", errp);
c6dc6f63
AP		 1874}
1875
62fc403f
IM		 1876X86CPU *cpu_x86_create(const char *cpu_model, DeviceState *icc_bridge,
1877 Error **errp)
5c3c6a68 1878{
2d64255b 1879 X86CPU *cpu = NULL;
2d64255b
AF		 1880 gchar **model_pieces;
1881 char *name, *features;
ba2bc7a4 1882 char *typename;
5c3c6a68
AF		 1883 Error *error = NULL;
1884
2d64255b
AF		 1885 model_pieces = g_strsplit(cpu_model, ",", 2);
1886 if (!model_pieces[0]) {
1887 error_setg(&error, "Invalid/empty CPU model name");
1888 goto out;
1889 }
1890 name = model_pieces[0];
1891 features = model_pieces[1];
1892
5c3c6a68 1893 cpu = X86_CPU(object_new(TYPE_X86_CPU));
62fc403f
IM		 1894#ifndef CONFIG_USER_ONLY
1895 if (icc_bridge == NULL) {
1896 error_setg(&error, "Invalid icc-bridge value");
1897 goto out;
1898 }
1899 qdev_set_parent_bus(DEVICE(cpu), qdev_get_child_bus(icc_bridge, "icc"));
1900 object_unref(OBJECT(cpu));
1901#endif
5c3c6a68 1902
2d64255b
AF		 1903 cpu_x86_register(cpu, name, &error);
1904 if (error) {
1905 goto out;
1906 }
1907
ba2bc7a4
AF		 1908 /* Emulate per-model subclasses for global properties */
1909 typename = g_strdup_printf("%s-" TYPE_X86_CPU, name);
1910 qdev_prop_set_globals_for_type(DEVICE(cpu), typename, &error);
1911 g_free(typename);
1912 if (error) {
1913 goto out;
1914 }
1915
2d64255b
AF		 1916 cpu_x86_parse_featurestr(cpu, features, &error);
1917 if (error) {
1918 goto out;
5c3c6a68
AF		 1919 }
1920
7f833247 1921out:
cd7b87ff
AF		 1922 if (error != NULL) {
1923 error_propagate(errp, error);
1924 object_unref(OBJECT(cpu));
1925 cpu = NULL;
1926 }
7f833247
IM		 1927 g_strfreev(model_pieces);
1928 return cpu;
1929}
1930
1931X86CPU *cpu_x86_init(const char *cpu_model)
1932{
1933 Error *error = NULL;
1934 X86CPU *cpu;
1935
62fc403f 1936 cpu = cpu_x86_create(cpu_model, NULL, &error);
5c3c6a68 1937 if (error) {
2d64255b
AF		 1938 goto out;
1939 }
1940
7f833247
IM		 1941 object_property_set_bool(OBJECT(cpu), true, "realized", &error);
1942
2d64255b 1943out:
2d64255b 1944 if (error) {
4a44d85e 1945 error_report("%s", error_get_pretty(error));
5c3c6a68 1946 error_free(error);
2d64255b
AF		 1947 if (cpu != NULL) {
1948 object_unref(OBJECT(cpu));
1949 cpu = NULL;
1950 }
5c3c6a68
AF		 1951 }
1952 return cpu;
1953}
1954
c6dc6f63 1955#if !defined(CONFIG_USER_ONLY)
c6dc6f63 1956
0e26b7b8
BS		 1957void cpu_clear_apic_feature(CPUX86State *env)
1958{
0514ef2f 1959 env->features[FEAT_1_EDX] &= ~CPUID_APIC;
0e26b7b8
BS		 1960}
1961
c6dc6f63
AP		 1962#endif /* !CONFIG_USER_ONLY */
1963
c04321b3 1964/* Initialize list of CPU models, filling some non-static fields if necessary
c6dc6f63
AP		 1965 */
1966void x86_cpudef_setup(void)
1967{
93bfef4c
CV		 1968 int i, j;
1969 static const char *model_with_versions[] = { "qemu32", "qemu64", "athlon" };
c6dc6f63
AP		 1970
1971 for (i = 0; i < ARRAY_SIZE(builtin_x86_defs); ++i) {
bc3e1291 1972 x86_def_t *def = &builtin_x86_defs[i];
93bfef4c
CV		 1973
1974 /* Look for specific "cpudef" models that */
09faecf2 1975 /* have the QEMU version in .model_id */
93bfef4c 1976 for (j = 0; j < ARRAY_SIZE(model_with_versions); j++) {
bc3e1291
EH		 1977 if (strcmp(model_with_versions[j], def->name) == 0) {
1978 pstrcpy(def->model_id, sizeof(def->model_id),
1979 "QEMU Virtual CPU version ");
1980 pstrcat(def->model_id, sizeof(def->model_id),
1981 qemu_get_version());
93bfef4c
CV		 1982 break;
1983 }
1984 }
c6dc6f63 1985 }
c6dc6f63
AP		 1986}
1987
c6dc6f63
AP		 1988static void get_cpuid_vendor(CPUX86State *env, uint32_t *ebx,
1989 uint32_t *ecx, uint32_t *edx)
1990{
1991 *ebx = env->cpuid_vendor1;
1992 *edx = env->cpuid_vendor2;
1993 *ecx = env->cpuid_vendor3;
c6dc6f63
AP		 1994}
1995
1996void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count,
1997 uint32_t *eax, uint32_t *ebx,
1998 uint32_t *ecx, uint32_t *edx)
1999{
a60f24b5
AF		 2000 X86CPU *cpu = x86_env_get_cpu(env);
2001 CPUState *cs = CPU(cpu);
2002
c6dc6f63
AP		 2003 /* test if maximum index reached */
2004 if (index & 0x80000000) {
b3baa152
BW		 2005 if (index > env->cpuid_xlevel) {
2006 if (env->cpuid_xlevel2 > 0) {
2007 /* Handle the Centaur's CPUID instruction. */
2008 if (index > env->cpuid_xlevel2) {
2009 index = env->cpuid_xlevel2;
2010 } else if (index < 0xC0000000) {
2011 index = env->cpuid_xlevel;
2012 }
2013 } else {
57f26ae7
EH		 2014 /* Intel documentation states that invalid EAX input will
2015 * return the same information as EAX=cpuid_level
2016 * (Intel SDM Vol. 2A - Instruction Set Reference - CPUID)
2017 */
2018 index = env->cpuid_level;
b3baa152
BW		 2019 }
2020 }
c6dc6f63
AP		 2021 } else {
2022 if (index > env->cpuid_level)
2023 index = env->cpuid_level;
2024 }
2025
2026 switch(index) {
2027 case 0:
2028 *eax = env->cpuid_level;
2029 get_cpuid_vendor(env, ebx, ecx, edx);
2030 break;
2031 case 1:
2032 *eax = env->cpuid_version;
2033 *ebx = (env->cpuid_apic_id << 24) | 8 << 8; /* CLFLUSH size in quad words, Linux wants it. */
0514ef2f
EH		 2034 *ecx = env->features[FEAT_1_ECX];
2035 *edx = env->features[FEAT_1_EDX];
ce3960eb
AF		 2036 if (cs->nr_cores * cs->nr_threads > 1) {
2037 *ebx |= (cs->nr_cores * cs->nr_threads) << 16;
c6dc6f63
AP		 2038 *edx |= 1 << 28; /* HTT bit */
2039 }
2040 break;
2041 case 2:
2042 /* cache info: needed for Pentium Pro compatibility */
787aaf57
BC		 2043 if (cpu->cache_info_passthrough) {
2044 host_cpuid(index, 0, eax, ebx, ecx, edx);
2045 break;
2046 }
5e891bf8 2047 *eax = 1; /* Number of CPUID[EAX=2] calls required */
c6dc6f63
AP		 2048 *ebx = 0;
2049 *ecx = 0;
5e891bf8
EH		 2050 *edx = (L1D_DESCRIPTOR << 16) | \
2051 (L1I_DESCRIPTOR << 8) | \
2052 (L2_DESCRIPTOR);
c6dc6f63
AP		 2053 break;
2054 case 4:
2055 /* cache info: needed for Core compatibility */
787aaf57
BC		 2056 if (cpu->cache_info_passthrough) {
2057 host_cpuid(index, count, eax, ebx, ecx, edx);
76c2975a 2058 *eax &= ~0xFC000000;
c6dc6f63 2059 } else {
2f7a21c4 2060 *eax = 0;
76c2975a 2061 switch (count) {
c6dc6f63 2062 case 0: /* L1 dcache info */
5e891bf8
EH		 2063 *eax |= CPUID_4_TYPE_DCACHE | \
2064 CPUID_4_LEVEL(1) | \
2065 CPUID_4_SELF_INIT_LEVEL;
2066 *ebx = (L1D_LINE_SIZE - 1) | \
2067 ((L1D_PARTITIONS - 1) << 12) | \
2068 ((L1D_ASSOCIATIVITY - 1) << 22);
2069 *ecx = L1D_SETS - 1;
2070 *edx = CPUID_4_NO_INVD_SHARING;
c6dc6f63
AP		 2071 break;
2072 case 1: /* L1 icache info */
5e891bf8
EH		 2073 *eax |= CPUID_4_TYPE_ICACHE | \
2074 CPUID_4_LEVEL(1) | \
2075 CPUID_4_SELF_INIT_LEVEL;
2076 *ebx = (L1I_LINE_SIZE - 1) | \
2077 ((L1I_PARTITIONS - 1) << 12) | \
2078 ((L1I_ASSOCIATIVITY - 1) << 22);
2079 *ecx = L1I_SETS - 1;
2080 *edx = CPUID_4_NO_INVD_SHARING;
c6dc6f63
AP		 2081 break;
2082 case 2: /* L2 cache info */
5e891bf8
EH		 2083 *eax |= CPUID_4_TYPE_UNIFIED | \
2084 CPUID_4_LEVEL(2) | \
2085 CPUID_4_SELF_INIT_LEVEL;
ce3960eb
AF		 2086 if (cs->nr_threads > 1) {
2087 *eax |= (cs->nr_threads - 1) << 14;
c6dc6f63 2088 }
5e891bf8
EH		 2089 *ebx = (L2_LINE_SIZE - 1) | \
2090 ((L2_PARTITIONS - 1) << 12) | \
2091 ((L2_ASSOCIATIVITY - 1) << 22);
2092 *ecx = L2_SETS - 1;
2093 *edx = CPUID_4_NO_INVD_SHARING;
c6dc6f63
AP		 2094 break;
2095 default: /* end of info */
2096 *eax = 0;
2097 *ebx = 0;
2098 *ecx = 0;
2099 *edx = 0;
2100 break;
76c2975a
PB		 2101 }
2102 }
2103
2104 /* QEMU gives out its own APIC IDs, never pass down bits 31..26. */
2105 if ((*eax & 31) && cs->nr_cores > 1) {
2106 *eax |= (cs->nr_cores - 1) << 26;
c6dc6f63
AP		 2107 }
2108 break;
2109 case 5:
2110 /* mwait info: needed for Core compatibility */
2111 *eax = 0; /* Smallest monitor-line size in bytes */
2112 *ebx = 0; /* Largest monitor-line size in bytes */
2113 *ecx = CPUID_MWAIT_EMX | CPUID_MWAIT_IBE;
2114 *edx = 0;
2115 break;
2116 case 6:
2117 /* Thermal and Power Leaf */
2118 *eax = 0;
2119 *ebx = 0;
2120 *ecx = 0;
2121 *edx = 0;
2122 break;
f7911686 2123 case 7:
13526728
EH		 2124 /* Structured Extended Feature Flags Enumeration Leaf */
2125 if (count == 0) {
2126 *eax = 0; /* Maximum ECX value for sub-leaves */
0514ef2f 2127 *ebx = env->features[FEAT_7_0_EBX]; /* Feature flags */
13526728
EH		 2128 *ecx = 0; /* Reserved */
2129 *edx = 0; /* Reserved */
f7911686
YW		 2130 } else {
2131 *eax = 0;
2132 *ebx = 0;
2133 *ecx = 0;
2134 *edx = 0;
2135 }
2136 break;
c6dc6f63
AP		 2137 case 9:
2138 /* Direct Cache Access Information Leaf */
2139 *eax = 0; /* Bits 0-31 in DCA_CAP MSR */
2140 *ebx = 0;
2141 *ecx = 0;
2142 *edx = 0;
2143 break;
2144 case 0xA:
2145 /* Architectural Performance Monitoring Leaf */
9337e3b6 2146 if (kvm_enabled() && cpu->enable_pmu) {
a60f24b5 2147 KVMState *s = cs->kvm_state;
a0fa8208
GN		 2148
2149 *eax = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EAX);
2150 *ebx = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EBX);
2151 *ecx = kvm_arch_get_supported_cpuid(s, 0xA, count, R_ECX);
2152 *edx = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EDX);
2153 } else {
2154 *eax = 0;
2155 *ebx = 0;
2156 *ecx = 0;
2157 *edx = 0;
2158 }
c6dc6f63 2159 break;
2560f19f
PB		 2160 case 0xD: {
2161 KVMState *s = cs->kvm_state;
2162 uint64_t kvm_mask;
2163 int i;
2164
51e49430 2165 /* Processor Extended State */
2560f19f
PB		 2166 *eax = 0;
2167 *ebx = 0;
2168 *ecx = 0;
2169 *edx = 0;
2170 if (!(env->features[FEAT_1_ECX] & CPUID_EXT_XSAVE) || !kvm_enabled()) {
51e49430
SY		 2171 break;
2172 }
2560f19f
PB		 2173 kvm_mask =
2174 kvm_arch_get_supported_cpuid(s, 0xd, 0, R_EAX) |
2175 ((uint64_t)kvm_arch_get_supported_cpuid(s, 0xd, 0, R_EDX) << 32);
ba9bc59e 2176
2560f19f
PB		 2177 if (count == 0) {
2178 *ecx = 0x240;
2179 for (i = 2; i < ARRAY_SIZE(ext_save_areas); i++) {
2180 const ExtSaveArea *esa = &ext_save_areas[i];
2181 if ((env->features[esa->feature] & esa->bits) == esa->bits &&
2182 (kvm_mask & (1 << i)) != 0) {
2183 if (i < 32) {
2184 *eax |= 1 << i;
2185 } else {
2186 *edx |= 1 << (i - 32);
2187 }
2188 *ecx = MAX(*ecx, esa->offset + esa->size);
2189 }
2190 }
2191 *eax |= kvm_mask & (XSTATE_FP | XSTATE_SSE);
2192 *ebx = *ecx;
2193 } else if (count == 1) {
2194 *eax = kvm_arch_get_supported_cpuid(s, 0xd, 1, R_EAX);
2195 } else if (count < ARRAY_SIZE(ext_save_areas)) {
2196 const ExtSaveArea *esa = &ext_save_areas[count];
2197 if ((env->features[esa->feature] & esa->bits) == esa->bits &&
2198 (kvm_mask & (1 << count)) != 0) {
33f373d7
LJ		 2199 *eax = esa->size;
2200 *ebx = esa->offset;
2560f19f 2201 }
51e49430
SY		 2202 }
2203 break;
2560f19f 2204 }
c6dc6f63
AP		 2205 case 0x80000000:
2206 *eax = env->cpuid_xlevel;
2207 *ebx = env->cpuid_vendor1;
2208 *edx = env->cpuid_vendor2;
2209 *ecx = env->cpuid_vendor3;
2210 break;
2211 case 0x80000001:
2212 *eax = env->cpuid_version;
2213 *ebx = 0;
0514ef2f
EH		 2214 *ecx = env->features[FEAT_8000_0001_ECX];
2215 *edx = env->features[FEAT_8000_0001_EDX];
c6dc6f63
AP		 2216
2217 /* The Linux kernel checks for the CMPLegacy bit and
2218 * discards multiple thread information if it is set.
2219 * So dont set it here for Intel to make Linux guests happy.
2220 */
ce3960eb 2221 if (cs->nr_cores * cs->nr_threads > 1) {
c6dc6f63
AP		 2222 uint32_t tebx, tecx, tedx;
2223 get_cpuid_vendor(env, &tebx, &tecx, &tedx);
2224 if (tebx != CPUID_VENDOR_INTEL_1 ||
2225 tedx != CPUID_VENDOR_INTEL_2 ||
2226 tecx != CPUID_VENDOR_INTEL_3) {
2227 *ecx |= 1 << 1; /* CmpLegacy bit */
2228 }
2229 }
c6dc6f63
AP		 2230 break;
2231 case 0x80000002:
2232 case 0x80000003:
2233 case 0x80000004:
2234 *eax = env->cpuid_model[(index - 0x80000002) * 4 + 0];
2235 *ebx = env->cpuid_model[(index - 0x80000002) * 4 + 1];
2236 *ecx = env->cpuid_model[(index - 0x80000002) * 4 + 2];
2237 *edx = env->cpuid_model[(index - 0x80000002) * 4 + 3];
2238 break;
2239 case 0x80000005:
2240 /* cache info (L1 cache) */
787aaf57
BC		 2241 if (cpu->cache_info_passthrough) {
2242 host_cpuid(index, 0, eax, ebx, ecx, edx);
2243 break;
2244 }
5e891bf8
EH		 2245 *eax = (L1_DTLB_2M_ASSOC << 24) | (L1_DTLB_2M_ENTRIES << 16) | \
2246 (L1_ITLB_2M_ASSOC << 8) | (L1_ITLB_2M_ENTRIES);
2247 *ebx = (L1_DTLB_4K_ASSOC << 24) | (L1_DTLB_4K_ENTRIES << 16) | \
2248 (L1_ITLB_4K_ASSOC << 8) | (L1_ITLB_4K_ENTRIES);
2249 *ecx = (L1D_SIZE_KB_AMD << 24) | (L1D_ASSOCIATIVITY_AMD << 16) | \
2250 (L1D_LINES_PER_TAG << 8) | (L1D_LINE_SIZE);
2251 *edx = (L1I_SIZE_KB_AMD << 24) | (L1I_ASSOCIATIVITY_AMD << 16) | \
2252 (L1I_LINES_PER_TAG << 8) | (L1I_LINE_SIZE);
c6dc6f63
AP		 2253 break;
2254 case 0x80000006:
2255 /* cache info (L2 cache) */
787aaf57
BC		 2256 if (cpu->cache_info_passthrough) {
2257 host_cpuid(index, 0, eax, ebx, ecx, edx);
2258 break;
2259 }
5e891bf8
EH		 2260 *eax = (AMD_ENC_ASSOC(L2_DTLB_2M_ASSOC) << 28) | \
2261 (L2_DTLB_2M_ENTRIES << 16) | \
2262 (AMD_ENC_ASSOC(L2_ITLB_2M_ASSOC) << 12) | \
2263 (L2_ITLB_2M_ENTRIES);
2264 *ebx = (AMD_ENC_ASSOC(L2_DTLB_4K_ASSOC) << 28) | \
2265 (L2_DTLB_4K_ENTRIES << 16) | \
2266 (AMD_ENC_ASSOC(L2_ITLB_4K_ASSOC) << 12) | \
2267 (L2_ITLB_4K_ENTRIES);
2268 *ecx = (L2_SIZE_KB_AMD << 16) | \
2269 (AMD_ENC_ASSOC(L2_ASSOCIATIVITY) << 12) | \
2270 (L2_LINES_PER_TAG << 8) | (L2_LINE_SIZE);
2271 *edx = ((L3_SIZE_KB/512) << 18) | \
2272 (AMD_ENC_ASSOC(L3_ASSOCIATIVITY) << 12) | \
2273 (L3_LINES_PER_TAG << 8) | (L3_LINE_SIZE);
c6dc6f63
AP		 2274 break;
2275 case 0x80000008:
2276 /* virtual & phys address size in low 2 bytes. */
2277/* XXX: This value must match the one used in the MMU code. */
0514ef2f 2278 if (env->features[FEAT_8000_0001_EDX] & CPUID_EXT2_LM) {
c6dc6f63
AP		 2279 /* 64 bit processor */
2280/* XXX: The physical address space is limited to 42 bits in exec.c. */
dd13e088 2281 *eax = 0x00003028; /* 48 bits virtual, 40 bits physical */
c6dc6f63 2282 } else {
0514ef2f 2283 if (env->features[FEAT_1_EDX] & CPUID_PSE36) {
c6dc6f63 2284 *eax = 0x00000024; /* 36 bits physical */
dd13e088 2285 } else {
c6dc6f63 2286 *eax = 0x00000020; /* 32 bits physical */
dd13e088 2287 }
c6dc6f63
AP		 2288 }
2289 *ebx = 0;
2290 *ecx = 0;
2291 *edx = 0;
ce3960eb
AF		 2292 if (cs->nr_cores * cs->nr_threads > 1) {
2293 *ecx |= (cs->nr_cores * cs->nr_threads) - 1;
c6dc6f63
AP		 2294 }
2295 break;
2296 case 0x8000000A:
0514ef2f 2297 if (env->features[FEAT_8000_0001_ECX] & CPUID_EXT3_SVM) {
9f3fb565
EH		 2298 *eax = 0x00000001; /* SVM Revision */
2299 *ebx = 0x00000010; /* nr of ASIDs */
2300 *ecx = 0;
0514ef2f 2301 *edx = env->features[FEAT_SVM]; /* optional features */
9f3fb565
EH		 2302 } else {
2303 *eax = 0;
2304 *ebx = 0;
2305 *ecx = 0;
2306 *edx = 0;
2307 }
c6dc6f63 2308 break;
b3baa152
BW		 2309 case 0xC0000000:
2310 *eax = env->cpuid_xlevel2;
2311 *ebx = 0;
2312 *ecx = 0;
2313 *edx = 0;
2314 break;
2315 case 0xC0000001:
2316 /* Support for VIA CPU's CPUID instruction */
2317 *eax = env->cpuid_version;
2318 *ebx = 0;
2319 *ecx = 0;
0514ef2f 2320 *edx = env->features[FEAT_C000_0001_EDX];
b3baa152
BW		 2321 break;
2322 case 0xC0000002:
2323 case 0xC0000003:
2324 case 0xC0000004:
2325 /* Reserved for the future, and now filled with zero */
2326 *eax = 0;
2327 *ebx = 0;
2328 *ecx = 0;
2329 *edx = 0;
2330 break;
c6dc6f63
AP		 2331 default:
2332 /* reserved values: zero */
2333 *eax = 0;
2334 *ebx = 0;
2335 *ecx = 0;
2336 *edx = 0;
2337 break;
2338 }
2339}
5fd2087a
AF		 2340
2341/* CPUClass::reset() */
2342static void x86_cpu_reset(CPUState *s)
2343{
2344 X86CPU *cpu = X86_CPU(s);
2345 X86CPUClass *xcc = X86_CPU_GET_CLASS(cpu);
2346 CPUX86State *env = &cpu->env;
c1958aea
AF		 2347 int i;
2348
5fd2087a
AF		 2349 xcc->parent_reset(s);
2350
c1958aea
AF		 2351
2352 memset(env, 0, offsetof(CPUX86State, breakpoints));
2353
2354 tlb_flush(env, 1);
2355
2356 env->old_exception = -1;
2357
2358 /* init to reset state */
2359
2360#ifdef CONFIG_SOFTMMU
2361 env->hflags |= HF_SOFTMMU_MASK;
2362#endif
2363 env->hflags2 |= HF2_GIF_MASK;
2364
2365 cpu_x86_update_cr0(env, 0x60000010);
2366 env->a20_mask = ~0x0;
2367 env->smbase = 0x30000;
2368
2369 env->idt.limit = 0xffff;
2370 env->gdt.limit = 0xffff;
2371 env->ldt.limit = 0xffff;
2372 env->ldt.flags = DESC_P_MASK | (2 << DESC_TYPE_SHIFT);
2373 env->tr.limit = 0xffff;
2374 env->tr.flags = DESC_P_MASK | (11 << DESC_TYPE_SHIFT);
2375
2376 cpu_x86_load_seg_cache(env, R_CS, 0xf000, 0xffff0000, 0xffff,
2377 DESC_P_MASK | DESC_S_MASK | DESC_CS_MASK |
2378 DESC_R_MASK | DESC_A_MASK);
2379 cpu_x86_load_seg_cache(env, R_DS, 0, 0, 0xffff,
2380 DESC_P_MASK | DESC_S_MASK | DESC_W_MASK |
2381 DESC_A_MASK);
2382 cpu_x86_load_seg_cache(env, R_ES, 0, 0, 0xffff,
2383 DESC_P_MASK | DESC_S_MASK | DESC_W_MASK |
2384 DESC_A_MASK);
2385 cpu_x86_load_seg_cache(env, R_SS, 0, 0, 0xffff,
2386 DESC_P_MASK | DESC_S_MASK | DESC_W_MASK |
2387 DESC_A_MASK);
2388 cpu_x86_load_seg_cache(env, R_FS, 0, 0, 0xffff,
2389 DESC_P_MASK | DESC_S_MASK | DESC_W_MASK |
2390 DESC_A_MASK);
2391 cpu_x86_load_seg_cache(env, R_GS, 0, 0, 0xffff,
2392 DESC_P_MASK | DESC_S_MASK | DESC_W_MASK |
2393 DESC_A_MASK);
2394
2395 env->eip = 0xfff0;
2396 env->regs[R_EDX] = env->cpuid_version;
2397
2398 env->eflags = 0x2;
2399
2400 /* FPU init */
2401 for (i = 0; i < 8; i++) {
2402 env->fptags[i] = 1;
2403 }
2404 env->fpuc = 0x37f;
2405
2406 env->mxcsr = 0x1f80;
c74f41bb 2407 env->xstate_bv = XSTATE_FP | XSTATE_SSE;
c1958aea
AF		 2408
2409 env->pat = 0x0007040600070406ULL;
2410 env->msr_ia32_misc_enable = MSR_IA32_MISC_ENABLE_DEFAULT;
2411
2412 memset(env->dr, 0, sizeof(env->dr));
2413 env->dr[6] = DR6_FIXED_1;
2414 env->dr[7] = DR7_FIXED_1;
2415 cpu_breakpoint_remove_all(env, BP_CPU);
2416 cpu_watchpoint_remove_all(env, BP_CPU);
dd673288 2417
0522604b
FLVC		 2418 env->tsc_adjust = 0;
2419 env->tsc = 0;
2420
dd673288
IM		 2421#if !defined(CONFIG_USER_ONLY)
2422 /* We hard-wire the BSP to the first CPU. */
55e5c285 2423 if (s->cpu_index == 0) {
02e51483 2424 apic_designate_bsp(cpu->apic_state);
dd673288
IM		 2425 }
2426
259186a7 2427 s->halted = !cpu_is_bsp(cpu);
dd673288 2428#endif
5fd2087a
AF		 2429}
2430
dd673288
IM		 2431#ifndef CONFIG_USER_ONLY
2432bool cpu_is_bsp(X86CPU *cpu)
2433{
02e51483 2434 return cpu_get_apic_base(cpu->apic_state) & MSR_IA32_APICBASE_BSP;
dd673288 2435}
65dee380
IM		 2436
2437/* TODO: remove me, when reset over QOM tree is implemented */
2438static void x86_cpu_machine_reset_cb(void *opaque)
2439{
2440 X86CPU *cpu = opaque;
2441 cpu_reset(CPU(cpu));
2442}
dd673288
IM		 2443#endif
2444
de024815
AF		 2445static void mce_init(X86CPU *cpu)
2446{
2447 CPUX86State *cenv = &cpu->env;
2448 unsigned int bank;
2449
2450 if (((cenv->cpuid_version >> 8) & 0xf) >= 6
0514ef2f 2451 && (cenv->features[FEAT_1_EDX] & (CPUID_MCE | CPUID_MCA)) ==
de024815
AF		 2452 (CPUID_MCE | CPUID_MCA)) {
2453 cenv->mcg_cap = MCE_CAP_DEF | MCE_BANKS_DEF;
2454 cenv->mcg_ctl = ~(uint64_t)0;
2455 for (bank = 0; bank < MCE_BANKS_DEF; bank++) {
2456 cenv->mce_banks[bank * 4] = ~(uint64_t)0;
2457 }
2458 }
2459}
2460
bdeec802 2461#ifndef CONFIG_USER_ONLY
d3c64d6a 2462static void x86_cpu_apic_create(X86CPU *cpu, Error **errp)
bdeec802 2463{
bdeec802 2464 CPUX86State *env = &cpu->env;
53a89e26 2465 DeviceState *dev = DEVICE(cpu);
449994eb 2466 APICCommonState *apic;
bdeec802
IM		 2467 const char *apic_type = "apic";
2468
2469 if (kvm_irqchip_in_kernel()) {
2470 apic_type = "kvm-apic";
2471 } else if (xen_enabled()) {
2472 apic_type = "xen-apic";
2473 }
2474
02e51483
CF		 2475 cpu->apic_state = qdev_try_create(qdev_get_parent_bus(dev), apic_type);
2476 if (cpu->apic_state == NULL) {
bdeec802
IM		 2477 error_setg(errp, "APIC device '%s' could not be created", apic_type);
2478 return;
2479 }
2480
2481 object_property_add_child(OBJECT(cpu), "apic",
02e51483
CF		 2482 OBJECT(cpu->apic_state), NULL);
2483 qdev_prop_set_uint8(cpu->apic_state, "id", env->cpuid_apic_id);
bdeec802 2484 /* TODO: convert to link<> */
02e51483 2485 apic = APIC_COMMON(cpu->apic_state);
60671e58 2486 apic->cpu = cpu;
d3c64d6a
IM		 2487}
2488
2489static void x86_cpu_apic_realize(X86CPU *cpu, Error **errp)
2490{
02e51483 2491 if (cpu->apic_state == NULL) {
d3c64d6a
IM		 2492 return;
2493 }
bdeec802 2494
02e51483 2495 if (qdev_init(cpu->apic_state)) {
bdeec802 2496 error_setg(errp, "APIC device '%s' could not be initialized",
02e51483 2497 object_get_typename(OBJECT(cpu->apic_state)));
bdeec802
IM		 2498 return;
2499 }
bdeec802 2500}
d3c64d6a
IM		 2501#else
2502static void x86_cpu_apic_realize(X86CPU *cpu, Error **errp)
2503{
2504}
bdeec802
IM		 2505#endif
2506
2b6f294c 2507static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
7a059953 2508{
14a10fc3 2509 CPUState *cs = CPU(dev);
2b6f294c
AF		 2510 X86CPU *cpu = X86_CPU(dev);
2511 X86CPUClass *xcc = X86_CPU_GET_CLASS(dev);
b34d12d1 2512 CPUX86State *env = &cpu->env;
2b6f294c 2513 Error *local_err = NULL;
b34d12d1 2514
0514ef2f 2515 if (env->features[FEAT_7_0_EBX] && env->cpuid_level < 7) {
b34d12d1
IM		 2516 env->cpuid_level = 7;
2517 }
7a059953 2518
9b15cd9e
IM		 2519 /* On AMD CPUs, some CPUID[8000_0001].EDX bits must match the bits on
2520 * CPUID[1].EDX.
2521 */
2522 if (env->cpuid_vendor1 == CPUID_VENDOR_AMD_1 &&
2523 env->cpuid_vendor2 == CPUID_VENDOR_AMD_2 &&
2524 env->cpuid_vendor3 == CPUID_VENDOR_AMD_3) {
0514ef2f
EH		 2525 env->features[FEAT_8000_0001_EDX] &= ~CPUID_EXT2_AMD_ALIASES;
2526 env->features[FEAT_8000_0001_EDX] |= (env->features[FEAT_1_EDX]
9b15cd9e
IM		 2527 & CPUID_EXT2_AMD_ALIASES);
2528 }
2529
4586f157 2530 if (!kvm_enabled()) {
0514ef2f
EH		 2531 env->features[FEAT_1_EDX] &= TCG_FEATURES;
2532 env->features[FEAT_1_ECX] &= TCG_EXT_FEATURES;
2533 env->features[FEAT_8000_0001_EDX] &= (TCG_EXT2_FEATURES
4586f157
IM		 2534#ifdef TARGET_X86_64
2535 | CPUID_EXT2_SYSCALL | CPUID_EXT2_LM
2536#endif
2537 );
0514ef2f
EH		 2538 env->features[FEAT_8000_0001_ECX] &= TCG_EXT3_FEATURES;
2539 env->features[FEAT_SVM] &= TCG_SVM_FEATURES;
4586f157 2540 } else {
f0b9b111 2541 KVMState *s = kvm_state;
912ffc47 2542 if ((cpu->check_cpuid || cpu->enforce_cpuid)
f0b9b111 2543 && kvm_check_features_against_host(s, cpu) && cpu->enforce_cpuid) {
4dc1f449
IM		 2544 error_setg(&local_err,
2545 "Host's CPU doesn't support requested features");
2546 goto out;
5ec01c2e 2547 }
a509d632
EH		 2548#ifdef CONFIG_KVM
2549 filter_features_for_kvm(cpu);
2550#endif
4586f157
IM		 2551 }
2552
65dee380
IM		 2553#ifndef CONFIG_USER_ONLY
2554 qemu_register_reset(x86_cpu_machine_reset_cb, cpu);
bdeec802 2555
0514ef2f 2556 if (cpu->env.features[FEAT_1_EDX] & CPUID_APIC || smp_cpus > 1) {
d3c64d6a 2557 x86_cpu_apic_create(cpu, &local_err);
2b6f294c 2558 if (local_err != NULL) {
4dc1f449 2559 goto out;
bdeec802
IM		 2560 }
2561 }
65dee380
IM		 2562#endif
2563
7a059953 2564 mce_init(cpu);
14a10fc3 2565 qemu_init_vcpu(cs);
d3c64d6a
IM		 2566
2567 x86_cpu_apic_realize(cpu, &local_err);
2568 if (local_err != NULL) {
2569 goto out;
2570 }
14a10fc3 2571 cpu_reset(cs);
2b6f294c 2572
4dc1f449
IM		 2573 xcc->parent_realize(dev, &local_err);
2574out:
2575 if (local_err != NULL) {
2576 error_propagate(errp, local_err);
2577 return;
2578 }
7a059953
AF		 2579}
2580
8932cfdf
EH		 2581/* Enables contiguous-apic-ID mode, for compatibility */
2582static bool compat_apic_id_mode;
2583
2584void enable_compat_apic_id_mode(void)
2585{
2586 compat_apic_id_mode = true;
2587}
2588
cb41bad3
EH		 2589/* Calculates initial APIC ID for a specific CPU index
2590 *
2591 * Currently we need to be able to calculate the APIC ID from the CPU index
2592 * alone (without requiring a CPU object), as the QEMU<->Seabios interfaces have
2593 * no concept of "CPU index", and the NUMA tables on fw_cfg need the APIC ID of
2594 * all CPUs up to max_cpus.
2595 */
2596uint32_t x86_cpu_apic_id_from_index(unsigned int cpu_index)
2597{
8932cfdf
EH		 2598 uint32_t correct_id;
2599 static bool warned;
2600
2601 correct_id = x86_apicid_from_cpu_idx(smp_cores, smp_threads, cpu_index);
2602 if (compat_apic_id_mode) {
2603 if (cpu_index != correct_id && !warned) {
2604 error_report("APIC IDs set in compatibility mode, "
2605 "CPU topology won't match the configuration");
2606 warned = true;
2607 }
2608 return cpu_index;
2609 } else {
2610 return correct_id;
2611 }
cb41bad3
EH		 2612}
2613
de024815
AF		 2614static void x86_cpu_initfn(Object *obj)
2615{
55e5c285 2616 CPUState *cs = CPU(obj);
de024815
AF		 2617 X86CPU *cpu = X86_CPU(obj);
2618 CPUX86State *env = &cpu->env;
d65e9815 2619 static int inited;
de024815 2620
c05efcb1 2621 cs->env_ptr = env;
de024815 2622 cpu_exec_init(env);
71ad61d3
AF		 2623
2624 object_property_add(obj, "family", "int",
95b8519d 2625 x86_cpuid_version_get_family,
71ad61d3 2626 x86_cpuid_version_set_family, NULL, NULL, NULL);
c5291a4f 2627 object_property_add(obj, "model", "int",
67e30c83 2628 x86_cpuid_version_get_model,
c5291a4f 2629 x86_cpuid_version_set_model, NULL, NULL, NULL);
036e2222 2630 object_property_add(obj, "stepping", "int",
35112e41 2631 x86_cpuid_version_get_stepping,
036e2222 2632 x86_cpuid_version_set_stepping, NULL, NULL, NULL);
8e1898bf
AF		 2633 object_property_add(obj, "level", "int",
2634 x86_cpuid_get_level,
2635 x86_cpuid_set_level, NULL, NULL, NULL);
16b93aa8
AF		 2636 object_property_add(obj, "xlevel", "int",
2637 x86_cpuid_get_xlevel,
2638 x86_cpuid_set_xlevel, NULL, NULL, NULL);
d480e1af
AF		 2639 object_property_add_str(obj, "vendor",
2640 x86_cpuid_get_vendor,
2641 x86_cpuid_set_vendor, NULL);
938d4c25 2642 object_property_add_str(obj, "model-id",
63e886eb 2643 x86_cpuid_get_model_id,
938d4c25 2644 x86_cpuid_set_model_id, NULL);
89e48965
AF		 2645 object_property_add(obj, "tsc-frequency", "int",
2646 x86_cpuid_get_tsc_freq,
2647 x86_cpuid_set_tsc_freq, NULL, NULL, NULL);
31050930
IM		 2648 object_property_add(obj, "apic-id", "int",
2649 x86_cpuid_get_apic_id,
2650 x86_cpuid_set_apic_id, NULL, NULL, NULL);
8e8aba50
EH		 2651 object_property_add(obj, "feature-words", "X86CPUFeatureWordInfo",
2652 x86_cpu_get_feature_words,
7e5292b5
EH		 2653 NULL, NULL, (void *)env->features, NULL);
2654 object_property_add(obj, "filtered-features", "X86CPUFeatureWordInfo",
2655 x86_cpu_get_feature_words,
2656 NULL, NULL, (void *)cpu->filtered_features, NULL);
71ad61d3 2657
92067bf4 2658 cpu->hyperv_spinlock_attempts = HYPERV_SPINLOCK_NEVER_RETRY;
cb41bad3 2659 env->cpuid_apic_id = x86_cpu_apic_id_from_index(cs->cpu_index);
d65e9815
IM		 2660
2661 /* init various static tables used in TCG mode */
2662 if (tcg_enabled() && !inited) {
2663 inited = 1;
2664 optimize_flags_init();
2665#ifndef CONFIG_USER_ONLY
2666 cpu_set_debug_excp_handler(breakpoint_handler);
2667#endif
2668 }
de024815
AF		 2669}
2670
997395d3
IM		 2671static int64_t x86_cpu_get_arch_id(CPUState *cs)
2672{
2673 X86CPU *cpu = X86_CPU(cs);
2674 CPUX86State *env = &cpu->env;
2675
2676 return env->cpuid_apic_id;
2677}
2678
444d5590
AF		 2679static bool x86_cpu_get_paging_enabled(const CPUState *cs)
2680{
2681 X86CPU *cpu = X86_CPU(cs);
2682
2683 return cpu->env.cr[0] & CR0_PG_MASK;
2684}
2685
f45748f1
AF		 2686static void x86_cpu_set_pc(CPUState *cs, vaddr value)
2687{
2688 X86CPU *cpu = X86_CPU(cs);
2689
2690 cpu->env.eip = value;
2691}
2692
bdf7ae5b
AF		 2693static void x86_cpu_synchronize_from_tb(CPUState *cs, TranslationBlock *tb)
2694{
2695 X86CPU *cpu = X86_CPU(cs);
2696
2697 cpu->env.eip = tb->pc - tb->cs_base;
2698}
2699
9337e3b6
EH		 2700static Property x86_cpu_properties[] = {
2701 DEFINE_PROP_BOOL("pmu", X86CPU, enable_pmu, false),
c8f0f88e 2702 { .name = "hv-spinlocks", .info = &qdev_prop_spinlocks },
89314504 2703 DEFINE_PROP_BOOL("hv-relaxed", X86CPU, hyperv_relaxed_timing, false),
0f46685d 2704 DEFINE_PROP_BOOL("hv-vapic", X86CPU, hyperv_vapic, false),
48a5f3bc 2705 DEFINE_PROP_BOOL("hv-time", X86CPU, hyperv_time, false),
912ffc47
IM		 2706 DEFINE_PROP_BOOL("check", X86CPU, check_cpuid, false),
2707 DEFINE_PROP_BOOL("enforce", X86CPU, enforce_cpuid, false),
9337e3b6
EH		 2708 DEFINE_PROP_END_OF_LIST()
2709};
2710
5fd2087a
AF		 2711static void x86_cpu_common_class_init(ObjectClass *oc, void *data)
2712{
2713 X86CPUClass *xcc = X86_CPU_CLASS(oc);
2714 CPUClass *cc = CPU_CLASS(oc);
2b6f294c
AF		 2715 DeviceClass *dc = DEVICE_CLASS(oc);
2716
2717 xcc->parent_realize = dc->realize;
2718 dc->realize = x86_cpu_realizefn;
62fc403f 2719 dc->bus_type = TYPE_ICC_BUS;
9337e3b6 2720 dc->props = x86_cpu_properties;
5fd2087a
AF		 2721
2722 xcc->parent_reset = cc->reset;
2723 cc->reset = x86_cpu_reset;
91b1df8c 2724 cc->reset_dump_flags = CPU_DUMP_FPU | CPU_DUMP_CCOP;
f56e3a14 2725
97a8ea5a 2726 cc->do_interrupt = x86_cpu_do_interrupt;
878096ee 2727 cc->dump_state = x86_cpu_dump_state;
f45748f1 2728 cc->set_pc = x86_cpu_set_pc;
bdf7ae5b 2729 cc->synchronize_from_tb = x86_cpu_synchronize_from_tb;
5b50e790
AF		 2730 cc->gdb_read_register = x86_cpu_gdb_read_register;
2731 cc->gdb_write_register = x86_cpu_gdb_write_register;
444d5590
AF		 2732 cc->get_arch_id = x86_cpu_get_arch_id;
2733 cc->get_paging_enabled = x86_cpu_get_paging_enabled;
c72bf468 2734#ifndef CONFIG_USER_ONLY
a23bbfda 2735 cc->get_memory_mapping = x86_cpu_get_memory_mapping;
00b941e5 2736 cc->get_phys_page_debug = x86_cpu_get_phys_page_debug;
c72bf468
JF		 2737 cc->write_elf64_note = x86_cpu_write_elf64_note;
2738 cc->write_elf64_qemunote = x86_cpu_write_elf64_qemunote;
2739 cc->write_elf32_note = x86_cpu_write_elf32_note;
2740 cc->write_elf32_qemunote = x86_cpu_write_elf32_qemunote;
00b941e5 2741 cc->vmsd = &vmstate_x86_cpu;
c72bf468 2742#endif
a0e372f0 2743 cc->gdb_num_core_regs = CPU_NB_REGS * 2 + 25;
5fd2087a
AF		 2744}
2745
2746static const TypeInfo x86_cpu_type_info = {
2747 .name = TYPE_X86_CPU,
2748 .parent = TYPE_CPU,
2749 .instance_size = sizeof(X86CPU),
de024815 2750 .instance_init = x86_cpu_initfn,
5fd2087a
AF		 2751 .abstract = false,
2752 .class_size = sizeof(X86CPUClass),
2753 .class_init = x86_cpu_common_class_init,
2754};
2755
2756static void x86_cpu_register_types(void)
2757{
2758 type_register_static(&x86_cpu_type_info);
2759}
2760
2761type_init(x86_cpu_register_types)
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