2 * i386 virtual CPU header
4 * Copyright (c) 2003 Fabrice Bellard
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.
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.
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/>.
23 #include "sysemu/tcg.h"
25 #include "hyperv-proto.h"
26 #include "exec/cpu-defs.h"
27 #include "qapi/qapi-types-common.h"
29 /* The x86 has a strong memory model with some store-after-load re-ordering */
30 #define TCG_GUEST_DEFAULT_MO (TCG_MO_ALL & ~TCG_MO_ST_LD)
32 /* Maximum instruction code size */
33 #define TARGET_MAX_INSN_SIZE 16
35 /* support for self modifying code even if the modified instruction is
36 close to the modifying instruction */
37 #define TARGET_HAS_PRECISE_SMC
40 #define I386_ELF_MACHINE EM_X86_64
41 #define ELF_MACHINE_UNAME "x86_64"
43 #define I386_ELF_MACHINE EM_386
44 #define ELF_MACHINE_UNAME "i686"
86 /* segment descriptor fields */
87 #define DESC_G_SHIFT 23
88 #define DESC_G_MASK (1 << DESC_G_SHIFT)
89 #define DESC_B_SHIFT 22
90 #define DESC_B_MASK (1 << DESC_B_SHIFT)
91 #define DESC_L_SHIFT 21 /* x86_64 only : 64 bit code segment */
92 #define DESC_L_MASK (1 << DESC_L_SHIFT)
93 #define DESC_AVL_SHIFT 20
94 #define DESC_AVL_MASK (1 << DESC_AVL_SHIFT)
95 #define DESC_P_SHIFT 15
96 #define DESC_P_MASK (1 << DESC_P_SHIFT)
97 #define DESC_DPL_SHIFT 13
98 #define DESC_DPL_MASK (3 << DESC_DPL_SHIFT)
99 #define DESC_S_SHIFT 12
100 #define DESC_S_MASK (1 << DESC_S_SHIFT)
101 #define DESC_TYPE_SHIFT 8
102 #define DESC_TYPE_MASK (15 << DESC_TYPE_SHIFT)
103 #define DESC_A_MASK (1 << 8)
105 #define DESC_CS_MASK (1 << 11) /* 1=code segment 0=data segment */
106 #define DESC_C_MASK (1 << 10) /* code: conforming */
107 #define DESC_R_MASK (1 << 9) /* code: readable */
109 #define DESC_E_MASK (1 << 10) /* data: expansion direction */
110 #define DESC_W_MASK (1 << 9) /* data: writable */
112 #define DESC_TSS_BUSY_MASK (1 << 9)
123 #define IOPL_SHIFT 12
126 #define TF_MASK 0x00000100
127 #define IF_MASK 0x00000200
128 #define DF_MASK 0x00000400
129 #define IOPL_MASK 0x00003000
130 #define NT_MASK 0x00004000
131 #define RF_MASK 0x00010000
132 #define VM_MASK 0x00020000
133 #define AC_MASK 0x00040000
134 #define VIF_MASK 0x00080000
135 #define VIP_MASK 0x00100000
136 #define ID_MASK 0x00200000
138 /* hidden flags - used internally by qemu to represent additional cpu
139 states. Only the INHIBIT_IRQ, SMM and SVMI are not redundant. We
140 avoid using the IOPL_MASK, TF_MASK, VM_MASK and AC_MASK bit
141 positions to ease oring with eflags. */
143 #define HF_CPL_SHIFT 0
144 /* true if hardware interrupts must be disabled for next instruction */
145 #define HF_INHIBIT_IRQ_SHIFT 3
146 /* 16 or 32 segments */
147 #define HF_CS32_SHIFT 4
148 #define HF_SS32_SHIFT 5
149 /* zero base for DS, ES and SS : can be '0' only in 32 bit CS segment */
150 #define HF_ADDSEG_SHIFT 6
151 /* copy of CR0.PE (protected mode) */
152 #define HF_PE_SHIFT 7
153 #define HF_TF_SHIFT 8 /* must be same as eflags */
154 #define HF_MP_SHIFT 9 /* the order must be MP, EM, TS */
155 #define HF_EM_SHIFT 10
156 #define HF_TS_SHIFT 11
157 #define HF_IOPL_SHIFT 12 /* must be same as eflags */
158 #define HF_LMA_SHIFT 14 /* only used on x86_64: long mode active */
159 #define HF_CS64_SHIFT 15 /* only used on x86_64: 64 bit code segment */
160 #define HF_RF_SHIFT 16 /* must be same as eflags */
161 #define HF_VM_SHIFT 17 /* must be same as eflags */
162 #define HF_AC_SHIFT 18 /* must be same as eflags */
163 #define HF_SMM_SHIFT 19 /* CPU in SMM mode */
164 #define HF_SVME_SHIFT 20 /* SVME enabled (copy of EFER.SVME) */
165 #define HF_GUEST_SHIFT 21 /* SVM intercepts are active */
166 #define HF_OSFXSR_SHIFT 22 /* CR4.OSFXSR */
167 #define HF_SMAP_SHIFT 23 /* CR4.SMAP */
168 #define HF_IOBPT_SHIFT 24 /* an io breakpoint enabled */
169 #define HF_MPX_EN_SHIFT 25 /* MPX Enabled (CR4+XCR0+BNDCFGx) */
170 #define HF_MPX_IU_SHIFT 26 /* BND registers in-use */
172 #define HF_CPL_MASK (3 << HF_CPL_SHIFT)
173 #define HF_INHIBIT_IRQ_MASK (1 << HF_INHIBIT_IRQ_SHIFT)
174 #define HF_CS32_MASK (1 << HF_CS32_SHIFT)
175 #define HF_SS32_MASK (1 << HF_SS32_SHIFT)
176 #define HF_ADDSEG_MASK (1 << HF_ADDSEG_SHIFT)
177 #define HF_PE_MASK (1 << HF_PE_SHIFT)
178 #define HF_TF_MASK (1 << HF_TF_SHIFT)
179 #define HF_MP_MASK (1 << HF_MP_SHIFT)
180 #define HF_EM_MASK (1 << HF_EM_SHIFT)
181 #define HF_TS_MASK (1 << HF_TS_SHIFT)
182 #define HF_IOPL_MASK (3 << HF_IOPL_SHIFT)
183 #define HF_LMA_MASK (1 << HF_LMA_SHIFT)
184 #define HF_CS64_MASK (1 << HF_CS64_SHIFT)
185 #define HF_RF_MASK (1 << HF_RF_SHIFT)
186 #define HF_VM_MASK (1 << HF_VM_SHIFT)
187 #define HF_AC_MASK (1 << HF_AC_SHIFT)
188 #define HF_SMM_MASK (1 << HF_SMM_SHIFT)
189 #define HF_SVME_MASK (1 << HF_SVME_SHIFT)
190 #define HF_GUEST_MASK (1 << HF_GUEST_SHIFT)
191 #define HF_OSFXSR_MASK (1 << HF_OSFXSR_SHIFT)
192 #define HF_SMAP_MASK (1 << HF_SMAP_SHIFT)
193 #define HF_IOBPT_MASK (1 << HF_IOBPT_SHIFT)
194 #define HF_MPX_EN_MASK (1 << HF_MPX_EN_SHIFT)
195 #define HF_MPX_IU_MASK (1 << HF_MPX_IU_SHIFT)
199 #define HF2_GIF_SHIFT 0 /* if set CPU takes interrupts */
200 #define HF2_HIF_SHIFT 1 /* value of IF_MASK when entering SVM */
201 #define HF2_NMI_SHIFT 2 /* CPU serving NMI */
202 #define HF2_VINTR_SHIFT 3 /* value of V_INTR_MASKING bit */
203 #define HF2_SMM_INSIDE_NMI_SHIFT 4 /* CPU serving SMI nested inside NMI */
204 #define HF2_MPX_PR_SHIFT 5 /* BNDCFGx.BNDPRESERVE */
205 #define HF2_NPT_SHIFT 6 /* Nested Paging enabled */
207 #define HF2_GIF_MASK (1 << HF2_GIF_SHIFT)
208 #define HF2_HIF_MASK (1 << HF2_HIF_SHIFT)
209 #define HF2_NMI_MASK (1 << HF2_NMI_SHIFT)
210 #define HF2_VINTR_MASK (1 << HF2_VINTR_SHIFT)
211 #define HF2_SMM_INSIDE_NMI_MASK (1 << HF2_SMM_INSIDE_NMI_SHIFT)
212 #define HF2_MPX_PR_MASK (1 << HF2_MPX_PR_SHIFT)
213 #define HF2_NPT_MASK (1 << HF2_NPT_SHIFT)
215 #define CR0_PE_SHIFT 0
216 #define CR0_MP_SHIFT 1
218 #define CR0_PE_MASK (1U << 0)
219 #define CR0_MP_MASK (1U << 1)
220 #define CR0_EM_MASK (1U << 2)
221 #define CR0_TS_MASK (1U << 3)
222 #define CR0_ET_MASK (1U << 4)
223 #define CR0_NE_MASK (1U << 5)
224 #define CR0_WP_MASK (1U << 16)
225 #define CR0_AM_MASK (1U << 18)
226 #define CR0_PG_MASK (1U << 31)
228 #define CR4_VME_MASK (1U << 0)
229 #define CR4_PVI_MASK (1U << 1)
230 #define CR4_TSD_MASK (1U << 2)
231 #define CR4_DE_MASK (1U << 3)
232 #define CR4_PSE_MASK (1U << 4)
233 #define CR4_PAE_MASK (1U << 5)
234 #define CR4_MCE_MASK (1U << 6)
235 #define CR4_PGE_MASK (1U << 7)
236 #define CR4_PCE_MASK (1U << 8)
237 #define CR4_OSFXSR_SHIFT 9
238 #define CR4_OSFXSR_MASK (1U << CR4_OSFXSR_SHIFT)
239 #define CR4_OSXMMEXCPT_MASK (1U << 10)
240 #define CR4_LA57_MASK (1U << 12)
241 #define CR4_VMXE_MASK (1U << 13)
242 #define CR4_SMXE_MASK (1U << 14)
243 #define CR4_FSGSBASE_MASK (1U << 16)
244 #define CR4_PCIDE_MASK (1U << 17)
245 #define CR4_OSXSAVE_MASK (1U << 18)
246 #define CR4_SMEP_MASK (1U << 20)
247 #define CR4_SMAP_MASK (1U << 21)
248 #define CR4_PKE_MASK (1U << 22)
250 #define DR6_BD (1 << 13)
251 #define DR6_BS (1 << 14)
252 #define DR6_BT (1 << 15)
253 #define DR6_FIXED_1 0xffff0ff0
255 #define DR7_GD (1 << 13)
256 #define DR7_TYPE_SHIFT 16
257 #define DR7_LEN_SHIFT 18
258 #define DR7_FIXED_1 0x00000400
259 #define DR7_GLOBAL_BP_MASK 0xaa
260 #define DR7_LOCAL_BP_MASK 0x55
262 #define DR7_TYPE_BP_INST 0x0
263 #define DR7_TYPE_DATA_WR 0x1
264 #define DR7_TYPE_IO_RW 0x2
265 #define DR7_TYPE_DATA_RW 0x3
267 #define PG_PRESENT_BIT 0
269 #define PG_USER_BIT 2
272 #define PG_ACCESSED_BIT 5
273 #define PG_DIRTY_BIT 6
275 #define PG_GLOBAL_BIT 8
276 #define PG_PSE_PAT_BIT 12
277 #define PG_PKRU_BIT 59
280 #define PG_PRESENT_MASK (1 << PG_PRESENT_BIT)
281 #define PG_RW_MASK (1 << PG_RW_BIT)
282 #define PG_USER_MASK (1 << PG_USER_BIT)
283 #define PG_PWT_MASK (1 << PG_PWT_BIT)
284 #define PG_PCD_MASK (1 << PG_PCD_BIT)
285 #define PG_ACCESSED_MASK (1 << PG_ACCESSED_BIT)
286 #define PG_DIRTY_MASK (1 << PG_DIRTY_BIT)
287 #define PG_PSE_MASK (1 << PG_PSE_BIT)
288 #define PG_GLOBAL_MASK (1 << PG_GLOBAL_BIT)
289 #define PG_PSE_PAT_MASK (1 << PG_PSE_PAT_BIT)
290 #define PG_ADDRESS_MASK 0x000ffffffffff000LL
291 #define PG_HI_RSVD_MASK (PG_ADDRESS_MASK & ~PHYS_ADDR_MASK)
292 #define PG_HI_USER_MASK 0x7ff0000000000000LL
293 #define PG_PKRU_MASK (15ULL << PG_PKRU_BIT)
294 #define PG_NX_MASK (1ULL << PG_NX_BIT)
296 #define PG_ERROR_W_BIT 1
298 #define PG_ERROR_P_MASK 0x01
299 #define PG_ERROR_W_MASK (1 << PG_ERROR_W_BIT)
300 #define PG_ERROR_U_MASK 0x04
301 #define PG_ERROR_RSVD_MASK 0x08
302 #define PG_ERROR_I_D_MASK 0x10
303 #define PG_ERROR_PK_MASK 0x20
305 #define MCG_CTL_P (1ULL<<8) /* MCG_CAP register available */
306 #define MCG_SER_P (1ULL<<24) /* MCA recovery/new status bits */
307 #define MCG_LMCE_P (1ULL<<27) /* Local Machine Check Supported */
309 #define MCE_CAP_DEF (MCG_CTL_P|MCG_SER_P)
310 #define MCE_BANKS_DEF 10
312 #define MCG_CAP_BANKS_MASK 0xff
314 #define MCG_STATUS_RIPV (1ULL<<0) /* restart ip valid */
315 #define MCG_STATUS_EIPV (1ULL<<1) /* ip points to correct instruction */
316 #define MCG_STATUS_MCIP (1ULL<<2) /* machine check in progress */
317 #define MCG_STATUS_LMCE (1ULL<<3) /* Local MCE signaled */
319 #define MCG_EXT_CTL_LMCE_EN (1ULL<<0) /* Local MCE enabled */
321 #define MCI_STATUS_VAL (1ULL<<63) /* valid error */
322 #define MCI_STATUS_OVER (1ULL<<62) /* previous errors lost */
323 #define MCI_STATUS_UC (1ULL<<61) /* uncorrected error */
324 #define MCI_STATUS_EN (1ULL<<60) /* error enabled */
325 #define MCI_STATUS_MISCV (1ULL<<59) /* misc error reg. valid */
326 #define MCI_STATUS_ADDRV (1ULL<<58) /* addr reg. valid */
327 #define MCI_STATUS_PCC (1ULL<<57) /* processor context corrupt */
328 #define MCI_STATUS_S (1ULL<<56) /* Signaled machine check */
329 #define MCI_STATUS_AR (1ULL<<55) /* Action required */
331 /* MISC register defines */
332 #define MCM_ADDR_SEGOFF 0 /* segment offset */
333 #define MCM_ADDR_LINEAR 1 /* linear address */
334 #define MCM_ADDR_PHYS 2 /* physical address */
335 #define MCM_ADDR_MEM 3 /* memory address */
336 #define MCM_ADDR_GENERIC 7 /* generic */
338 #define MSR_IA32_TSC 0x10
339 #define MSR_IA32_APICBASE 0x1b
340 #define MSR_IA32_APICBASE_BSP (1<<8)
341 #define MSR_IA32_APICBASE_ENABLE (1<<11)
342 #define MSR_IA32_APICBASE_EXTD (1 << 10)
343 #define MSR_IA32_APICBASE_BASE (0xfffffU<<12)
344 #define MSR_IA32_FEATURE_CONTROL 0x0000003a
345 #define MSR_TSC_ADJUST 0x0000003b
346 #define MSR_IA32_SPEC_CTRL 0x48
347 #define MSR_VIRT_SSBD 0xc001011f
348 #define MSR_IA32_PRED_CMD 0x49
349 #define MSR_IA32_CORE_CAPABILITY 0xcf
350 #define MSR_IA32_ARCH_CAPABILITIES 0x10a
351 #define MSR_IA32_TSCDEADLINE 0x6e0
353 #define FEATURE_CONTROL_LOCKED (1<<0)
354 #define FEATURE_CONTROL_VMXON_ENABLED_OUTSIDE_SMX (1<<2)
355 #define FEATURE_CONTROL_LMCE (1<<20)
357 #define MSR_P6_PERFCTR0 0xc1
359 #define MSR_IA32_SMBASE 0x9e
360 #define MSR_SMI_COUNT 0x34
361 #define MSR_MTRRcap 0xfe
362 #define MSR_MTRRcap_VCNT 8
363 #define MSR_MTRRcap_FIXRANGE_SUPPORT (1 << 8)
364 #define MSR_MTRRcap_WC_SUPPORTED (1 << 10)
366 #define MSR_IA32_SYSENTER_CS 0x174
367 #define MSR_IA32_SYSENTER_ESP 0x175
368 #define MSR_IA32_SYSENTER_EIP 0x176
370 #define MSR_MCG_CAP 0x179
371 #define MSR_MCG_STATUS 0x17a
372 #define MSR_MCG_CTL 0x17b
373 #define MSR_MCG_EXT_CTL 0x4d0
375 #define MSR_P6_EVNTSEL0 0x186
377 #define MSR_IA32_PERF_STATUS 0x198
379 #define MSR_IA32_MISC_ENABLE 0x1a0
380 /* Indicates good rep/movs microcode on some processors: */
381 #define MSR_IA32_MISC_ENABLE_DEFAULT 1
382 #define MSR_IA32_MISC_ENABLE_MWAIT (1ULL << 18)
384 #define MSR_MTRRphysBase(reg) (0x200 + 2 * (reg))
385 #define MSR_MTRRphysMask(reg) (0x200 + 2 * (reg) + 1)
387 #define MSR_MTRRphysIndex(addr) ((((addr) & ~1u) - 0x200) / 2)
389 #define MSR_MTRRfix64K_00000 0x250
390 #define MSR_MTRRfix16K_80000 0x258
391 #define MSR_MTRRfix16K_A0000 0x259
392 #define MSR_MTRRfix4K_C0000 0x268
393 #define MSR_MTRRfix4K_C8000 0x269
394 #define MSR_MTRRfix4K_D0000 0x26a
395 #define MSR_MTRRfix4K_D8000 0x26b
396 #define MSR_MTRRfix4K_E0000 0x26c
397 #define MSR_MTRRfix4K_E8000 0x26d
398 #define MSR_MTRRfix4K_F0000 0x26e
399 #define MSR_MTRRfix4K_F8000 0x26f
401 #define MSR_PAT 0x277
403 #define MSR_MTRRdefType 0x2ff
405 #define MSR_CORE_PERF_FIXED_CTR0 0x309
406 #define MSR_CORE_PERF_FIXED_CTR1 0x30a
407 #define MSR_CORE_PERF_FIXED_CTR2 0x30b
408 #define MSR_CORE_PERF_FIXED_CTR_CTRL 0x38d
409 #define MSR_CORE_PERF_GLOBAL_STATUS 0x38e
410 #define MSR_CORE_PERF_GLOBAL_CTRL 0x38f
411 #define MSR_CORE_PERF_GLOBAL_OVF_CTRL 0x390
413 #define MSR_MC0_CTL 0x400
414 #define MSR_MC0_STATUS 0x401
415 #define MSR_MC0_ADDR 0x402
416 #define MSR_MC0_MISC 0x403
418 #define MSR_IA32_RTIT_OUTPUT_BASE 0x560
419 #define MSR_IA32_RTIT_OUTPUT_MASK 0x561
420 #define MSR_IA32_RTIT_CTL 0x570
421 #define MSR_IA32_RTIT_STATUS 0x571
422 #define MSR_IA32_RTIT_CR3_MATCH 0x572
423 #define MSR_IA32_RTIT_ADDR0_A 0x580
424 #define MSR_IA32_RTIT_ADDR0_B 0x581
425 #define MSR_IA32_RTIT_ADDR1_A 0x582
426 #define MSR_IA32_RTIT_ADDR1_B 0x583
427 #define MSR_IA32_RTIT_ADDR2_A 0x584
428 #define MSR_IA32_RTIT_ADDR2_B 0x585
429 #define MSR_IA32_RTIT_ADDR3_A 0x586
430 #define MSR_IA32_RTIT_ADDR3_B 0x587
431 #define MAX_RTIT_ADDRS 8
433 #define MSR_EFER 0xc0000080
435 #define MSR_EFER_SCE (1 << 0)
436 #define MSR_EFER_LME (1 << 8)
437 #define MSR_EFER_LMA (1 << 10)
438 #define MSR_EFER_NXE (1 << 11)
439 #define MSR_EFER_SVME (1 << 12)
440 #define MSR_EFER_FFXSR (1 << 14)
442 #define MSR_STAR 0xc0000081
443 #define MSR_LSTAR 0xc0000082
444 #define MSR_CSTAR 0xc0000083
445 #define MSR_FMASK 0xc0000084
446 #define MSR_FSBASE 0xc0000100
447 #define MSR_GSBASE 0xc0000101
448 #define MSR_KERNELGSBASE 0xc0000102
449 #define MSR_TSC_AUX 0xc0000103
451 #define MSR_VM_HSAVE_PA 0xc0010117
453 #define MSR_IA32_BNDCFGS 0x00000d90
454 #define MSR_IA32_XSS 0x00000da0
455 #define MSR_IA32_UMWAIT_CONTROL 0xe1
457 #define MSR_IA32_VMX_BASIC 0x00000480
458 #define MSR_IA32_VMX_PINBASED_CTLS 0x00000481
459 #define MSR_IA32_VMX_PROCBASED_CTLS 0x00000482
460 #define MSR_IA32_VMX_EXIT_CTLS 0x00000483
461 #define MSR_IA32_VMX_ENTRY_CTLS 0x00000484
462 #define MSR_IA32_VMX_MISC 0x00000485
463 #define MSR_IA32_VMX_CR0_FIXED0 0x00000486
464 #define MSR_IA32_VMX_CR0_FIXED1 0x00000487
465 #define MSR_IA32_VMX_CR4_FIXED0 0x00000488
466 #define MSR_IA32_VMX_CR4_FIXED1 0x00000489
467 #define MSR_IA32_VMX_VMCS_ENUM 0x0000048a
468 #define MSR_IA32_VMX_PROCBASED_CTLS2 0x0000048b
469 #define MSR_IA32_VMX_EPT_VPID_CAP 0x0000048c
470 #define MSR_IA32_VMX_TRUE_PINBASED_CTLS 0x0000048d
471 #define MSR_IA32_VMX_TRUE_PROCBASED_CTLS 0x0000048e
472 #define MSR_IA32_VMX_TRUE_EXIT_CTLS 0x0000048f
473 #define MSR_IA32_VMX_TRUE_ENTRY_CTLS 0x00000490
474 #define MSR_IA32_VMX_VMFUNC 0x00000491
476 #define XSTATE_FP_BIT 0
477 #define XSTATE_SSE_BIT 1
478 #define XSTATE_YMM_BIT 2
479 #define XSTATE_BNDREGS_BIT 3
480 #define XSTATE_BNDCSR_BIT 4
481 #define XSTATE_OPMASK_BIT 5
482 #define XSTATE_ZMM_Hi256_BIT 6
483 #define XSTATE_Hi16_ZMM_BIT 7
484 #define XSTATE_PKRU_BIT 9
486 #define XSTATE_FP_MASK (1ULL << XSTATE_FP_BIT)
487 #define XSTATE_SSE_MASK (1ULL << XSTATE_SSE_BIT)
488 #define XSTATE_YMM_MASK (1ULL << XSTATE_YMM_BIT)
489 #define XSTATE_BNDREGS_MASK (1ULL << XSTATE_BNDREGS_BIT)
490 #define XSTATE_BNDCSR_MASK (1ULL << XSTATE_BNDCSR_BIT)
491 #define XSTATE_OPMASK_MASK (1ULL << XSTATE_OPMASK_BIT)
492 #define XSTATE_ZMM_Hi256_MASK (1ULL << XSTATE_ZMM_Hi256_BIT)
493 #define XSTATE_Hi16_ZMM_MASK (1ULL << XSTATE_Hi16_ZMM_BIT)
494 #define XSTATE_PKRU_MASK (1ULL << XSTATE_PKRU_BIT)
496 /* CPUID feature words */
497 typedef enum FeatureWord {
498 FEAT_1_EDX, /* CPUID[1].EDX */
499 FEAT_1_ECX, /* CPUID[1].ECX */
500 FEAT_7_0_EBX, /* CPUID[EAX=7,ECX=0].EBX */
501 FEAT_7_0_ECX, /* CPUID[EAX=7,ECX=0].ECX */
502 FEAT_7_0_EDX, /* CPUID[EAX=7,ECX=0].EDX */
503 FEAT_7_1_EAX, /* CPUID[EAX=7,ECX=1].EAX */
504 FEAT_8000_0001_EDX, /* CPUID[8000_0001].EDX */
505 FEAT_8000_0001_ECX, /* CPUID[8000_0001].ECX */
506 FEAT_8000_0007_EDX, /* CPUID[8000_0007].EDX */
507 FEAT_8000_0008_EBX, /* CPUID[8000_0008].EBX */
508 FEAT_C000_0001_EDX, /* CPUID[C000_0001].EDX */
509 FEAT_KVM, /* CPUID[4000_0001].EAX (KVM_CPUID_FEATURES) */
510 FEAT_KVM_HINTS, /* CPUID[4000_0001].EDX */
511 FEAT_HYPERV_EAX, /* CPUID[4000_0003].EAX */
512 FEAT_HYPERV_EBX, /* CPUID[4000_0003].EBX */
513 FEAT_HYPERV_EDX, /* CPUID[4000_0003].EDX */
514 FEAT_HV_RECOMM_EAX, /* CPUID[4000_0004].EAX */
515 FEAT_HV_NESTED_EAX, /* CPUID[4000_000A].EAX */
516 FEAT_SVM, /* CPUID[8000_000A].EDX */
517 FEAT_XSAVE, /* CPUID[EAX=0xd,ECX=1].EAX */
518 FEAT_6_EAX, /* CPUID[6].EAX */
519 FEAT_XSAVE_COMP_LO, /* CPUID[EAX=0xd,ECX=0].EAX */
520 FEAT_XSAVE_COMP_HI, /* CPUID[EAX=0xd,ECX=0].EDX */
521 FEAT_ARCH_CAPABILITIES,
522 FEAT_CORE_CAPABILITY,
523 FEAT_VMX_PROCBASED_CTLS,
524 FEAT_VMX_SECONDARY_CTLS,
525 FEAT_VMX_PINBASED_CTLS,
529 FEAT_VMX_EPT_VPID_CAPS,
535 typedef uint64_t FeatureWordArray[FEATURE_WORDS];
537 /* cpuid_features bits */
538 #define CPUID_FP87 (1U << 0)
539 #define CPUID_VME (1U << 1)
540 #define CPUID_DE (1U << 2)
541 #define CPUID_PSE (1U << 3)
542 #define CPUID_TSC (1U << 4)
543 #define CPUID_MSR (1U << 5)
544 #define CPUID_PAE (1U << 6)
545 #define CPUID_MCE (1U << 7)
546 #define CPUID_CX8 (1U << 8)
547 #define CPUID_APIC (1U << 9)
548 #define CPUID_SEP (1U << 11) /* sysenter/sysexit */
549 #define CPUID_MTRR (1U << 12)
550 #define CPUID_PGE (1U << 13)
551 #define CPUID_MCA (1U << 14)
552 #define CPUID_CMOV (1U << 15)
553 #define CPUID_PAT (1U << 16)
554 #define CPUID_PSE36 (1U << 17)
555 #define CPUID_PN (1U << 18)
556 #define CPUID_CLFLUSH (1U << 19)
557 #define CPUID_DTS (1U << 21)
558 #define CPUID_ACPI (1U << 22)
559 #define CPUID_MMX (1U << 23)
560 #define CPUID_FXSR (1U << 24)
561 #define CPUID_SSE (1U << 25)
562 #define CPUID_SSE2 (1U << 26)
563 #define CPUID_SS (1U << 27)
564 #define CPUID_HT (1U << 28)
565 #define CPUID_TM (1U << 29)
566 #define CPUID_IA64 (1U << 30)
567 #define CPUID_PBE (1U << 31)
569 #define CPUID_EXT_SSE3 (1U << 0)
570 #define CPUID_EXT_PCLMULQDQ (1U << 1)
571 #define CPUID_EXT_DTES64 (1U << 2)
572 #define CPUID_EXT_MONITOR (1U << 3)
573 #define CPUID_EXT_DSCPL (1U << 4)
574 #define CPUID_EXT_VMX (1U << 5)
575 #define CPUID_EXT_SMX (1U << 6)
576 #define CPUID_EXT_EST (1U << 7)
577 #define CPUID_EXT_TM2 (1U << 8)
578 #define CPUID_EXT_SSSE3 (1U << 9)
579 #define CPUID_EXT_CID (1U << 10)
580 #define CPUID_EXT_FMA (1U << 12)
581 #define CPUID_EXT_CX16 (1U << 13)
582 #define CPUID_EXT_XTPR (1U << 14)
583 #define CPUID_EXT_PDCM (1U << 15)
584 #define CPUID_EXT_PCID (1U << 17)
585 #define CPUID_EXT_DCA (1U << 18)
586 #define CPUID_EXT_SSE41 (1U << 19)
587 #define CPUID_EXT_SSE42 (1U << 20)
588 #define CPUID_EXT_X2APIC (1U << 21)
589 #define CPUID_EXT_MOVBE (1U << 22)
590 #define CPUID_EXT_POPCNT (1U << 23)
591 #define CPUID_EXT_TSC_DEADLINE_TIMER (1U << 24)
592 #define CPUID_EXT_AES (1U << 25)
593 #define CPUID_EXT_XSAVE (1U << 26)
594 #define CPUID_EXT_OSXSAVE (1U << 27)
595 #define CPUID_EXT_AVX (1U << 28)
596 #define CPUID_EXT_F16C (1U << 29)
597 #define CPUID_EXT_RDRAND (1U << 30)
598 #define CPUID_EXT_HYPERVISOR (1U << 31)
600 #define CPUID_EXT2_FPU (1U << 0)
601 #define CPUID_EXT2_VME (1U << 1)
602 #define CPUID_EXT2_DE (1U << 2)
603 #define CPUID_EXT2_PSE (1U << 3)
604 #define CPUID_EXT2_TSC (1U << 4)
605 #define CPUID_EXT2_MSR (1U << 5)
606 #define CPUID_EXT2_PAE (1U << 6)
607 #define CPUID_EXT2_MCE (1U << 7)
608 #define CPUID_EXT2_CX8 (1U << 8)
609 #define CPUID_EXT2_APIC (1U << 9)
610 #define CPUID_EXT2_SYSCALL (1U << 11)
611 #define CPUID_EXT2_MTRR (1U << 12)
612 #define CPUID_EXT2_PGE (1U << 13)
613 #define CPUID_EXT2_MCA (1U << 14)
614 #define CPUID_EXT2_CMOV (1U << 15)
615 #define CPUID_EXT2_PAT (1U << 16)
616 #define CPUID_EXT2_PSE36 (1U << 17)
617 #define CPUID_EXT2_MP (1U << 19)
618 #define CPUID_EXT2_NX (1U << 20)
619 #define CPUID_EXT2_MMXEXT (1U << 22)
620 #define CPUID_EXT2_MMX (1U << 23)
621 #define CPUID_EXT2_FXSR (1U << 24)
622 #define CPUID_EXT2_FFXSR (1U << 25)
623 #define CPUID_EXT2_PDPE1GB (1U << 26)
624 #define CPUID_EXT2_RDTSCP (1U << 27)
625 #define CPUID_EXT2_LM (1U << 29)
626 #define CPUID_EXT2_3DNOWEXT (1U << 30)
627 #define CPUID_EXT2_3DNOW (1U << 31)
629 /* CPUID[8000_0001].EDX bits that are aliase of CPUID[1].EDX bits on AMD CPUs */
630 #define CPUID_EXT2_AMD_ALIASES (CPUID_EXT2_FPU | CPUID_EXT2_VME | \
631 CPUID_EXT2_DE | CPUID_EXT2_PSE | \
632 CPUID_EXT2_TSC | CPUID_EXT2_MSR | \
633 CPUID_EXT2_PAE | CPUID_EXT2_MCE | \
634 CPUID_EXT2_CX8 | CPUID_EXT2_APIC | \
635 CPUID_EXT2_MTRR | CPUID_EXT2_PGE | \
636 CPUID_EXT2_MCA | CPUID_EXT2_CMOV | \
637 CPUID_EXT2_PAT | CPUID_EXT2_PSE36 | \
638 CPUID_EXT2_MMX | CPUID_EXT2_FXSR)
640 #define CPUID_EXT3_LAHF_LM (1U << 0)
641 #define CPUID_EXT3_CMP_LEG (1U << 1)
642 #define CPUID_EXT3_SVM (1U << 2)
643 #define CPUID_EXT3_EXTAPIC (1U << 3)
644 #define CPUID_EXT3_CR8LEG (1U << 4)
645 #define CPUID_EXT3_ABM (1U << 5)
646 #define CPUID_EXT3_SSE4A (1U << 6)
647 #define CPUID_EXT3_MISALIGNSSE (1U << 7)
648 #define CPUID_EXT3_3DNOWPREFETCH (1U << 8)
649 #define CPUID_EXT3_OSVW (1U << 9)
650 #define CPUID_EXT3_IBS (1U << 10)
651 #define CPUID_EXT3_XOP (1U << 11)
652 #define CPUID_EXT3_SKINIT (1U << 12)
653 #define CPUID_EXT3_WDT (1U << 13)
654 #define CPUID_EXT3_LWP (1U << 15)
655 #define CPUID_EXT3_FMA4 (1U << 16)
656 #define CPUID_EXT3_TCE (1U << 17)
657 #define CPUID_EXT3_NODEID (1U << 19)
658 #define CPUID_EXT3_TBM (1U << 21)
659 #define CPUID_EXT3_TOPOEXT (1U << 22)
660 #define CPUID_EXT3_PERFCORE (1U << 23)
661 #define CPUID_EXT3_PERFNB (1U << 24)
663 #define CPUID_SVM_NPT (1U << 0)
664 #define CPUID_SVM_LBRV (1U << 1)
665 #define CPUID_SVM_SVMLOCK (1U << 2)
666 #define CPUID_SVM_NRIPSAVE (1U << 3)
667 #define CPUID_SVM_TSCSCALE (1U << 4)
668 #define CPUID_SVM_VMCBCLEAN (1U << 5)
669 #define CPUID_SVM_FLUSHASID (1U << 6)
670 #define CPUID_SVM_DECODEASSIST (1U << 7)
671 #define CPUID_SVM_PAUSEFILTER (1U << 10)
672 #define CPUID_SVM_PFTHRESHOLD (1U << 12)
674 /* Support RDFSBASE/RDGSBASE/WRFSBASE/WRGSBASE */
675 #define CPUID_7_0_EBX_FSGSBASE (1U << 0)
676 /* 1st Group of Advanced Bit Manipulation Extensions */
677 #define CPUID_7_0_EBX_BMI1 (1U << 3)
678 /* Hardware Lock Elision */
679 #define CPUID_7_0_EBX_HLE (1U << 4)
680 /* Intel Advanced Vector Extensions 2 */
681 #define CPUID_7_0_EBX_AVX2 (1U << 5)
682 /* Supervisor-mode Execution Prevention */
683 #define CPUID_7_0_EBX_SMEP (1U << 7)
684 /* 2nd Group of Advanced Bit Manipulation Extensions */
685 #define CPUID_7_0_EBX_BMI2 (1U << 8)
686 /* Enhanced REP MOVSB/STOSB */
687 #define CPUID_7_0_EBX_ERMS (1U << 9)
688 /* Invalidate Process-Context Identifier */
689 #define CPUID_7_0_EBX_INVPCID (1U << 10)
690 /* Restricted Transactional Memory */
691 #define CPUID_7_0_EBX_RTM (1U << 11)
692 /* Memory Protection Extension */
693 #define CPUID_7_0_EBX_MPX (1U << 14)
694 /* AVX-512 Foundation */
695 #define CPUID_7_0_EBX_AVX512F (1U << 16)
696 /* AVX-512 Doubleword & Quadword Instruction */
697 #define CPUID_7_0_EBX_AVX512DQ (1U << 17)
698 /* Read Random SEED */
699 #define CPUID_7_0_EBX_RDSEED (1U << 18)
700 /* ADCX and ADOX instructions */
701 #define CPUID_7_0_EBX_ADX (1U << 19)
702 /* Supervisor Mode Access Prevention */
703 #define CPUID_7_0_EBX_SMAP (1U << 20)
704 /* AVX-512 Integer Fused Multiply Add */
705 #define CPUID_7_0_EBX_AVX512IFMA (1U << 21)
706 /* Persistent Commit */
707 #define CPUID_7_0_EBX_PCOMMIT (1U << 22)
708 /* Flush a Cache Line Optimized */
709 #define CPUID_7_0_EBX_CLFLUSHOPT (1U << 23)
710 /* Cache Line Write Back */
711 #define CPUID_7_0_EBX_CLWB (1U << 24)
712 /* Intel Processor Trace */
713 #define CPUID_7_0_EBX_INTEL_PT (1U << 25)
714 /* AVX-512 Prefetch */
715 #define CPUID_7_0_EBX_AVX512PF (1U << 26)
716 /* AVX-512 Exponential and Reciprocal */
717 #define CPUID_7_0_EBX_AVX512ER (1U << 27)
718 /* AVX-512 Conflict Detection */
719 #define CPUID_7_0_EBX_AVX512CD (1U << 28)
720 /* SHA1/SHA256 Instruction Extensions */
721 #define CPUID_7_0_EBX_SHA_NI (1U << 29)
722 /* AVX-512 Byte and Word Instructions */
723 #define CPUID_7_0_EBX_AVX512BW (1U << 30)
724 /* AVX-512 Vector Length Extensions */
725 #define CPUID_7_0_EBX_AVX512VL (1U << 31)
727 /* AVX-512 Vector Byte Manipulation Instruction */
728 #define CPUID_7_0_ECX_AVX512_VBMI (1U << 1)
729 /* User-Mode Instruction Prevention */
730 #define CPUID_7_0_ECX_UMIP (1U << 2)
731 /* Protection Keys for User-mode Pages */
732 #define CPUID_7_0_ECX_PKU (1U << 3)
733 /* OS Enable Protection Keys */
734 #define CPUID_7_0_ECX_OSPKE (1U << 4)
735 /* UMONITOR/UMWAIT/TPAUSE Instructions */
736 #define CPUID_7_0_ECX_WAITPKG (1U << 5)
737 /* Additional AVX-512 Vector Byte Manipulation Instruction */
738 #define CPUID_7_0_ECX_AVX512_VBMI2 (1U << 6)
739 /* Galois Field New Instructions */
740 #define CPUID_7_0_ECX_GFNI (1U << 8)
741 /* Vector AES Instructions */
742 #define CPUID_7_0_ECX_VAES (1U << 9)
743 /* Carry-Less Multiplication Quadword */
744 #define CPUID_7_0_ECX_VPCLMULQDQ (1U << 10)
745 /* Vector Neural Network Instructions */
746 #define CPUID_7_0_ECX_AVX512VNNI (1U << 11)
747 /* Support for VPOPCNT[B,W] and VPSHUFBITQMB */
748 #define CPUID_7_0_ECX_AVX512BITALG (1U << 12)
749 /* POPCNT for vectors of DW/QW */
750 #define CPUID_7_0_ECX_AVX512_VPOPCNTDQ (1U << 14)
751 /* 5-level Page Tables */
752 #define CPUID_7_0_ECX_LA57 (1U << 16)
753 /* Read Processor ID */
754 #define CPUID_7_0_ECX_RDPID (1U << 22)
755 /* Cache Line Demote Instruction */
756 #define CPUID_7_0_ECX_CLDEMOTE (1U << 25)
757 /* Move Doubleword as Direct Store Instruction */
758 #define CPUID_7_0_ECX_MOVDIRI (1U << 27)
759 /* Move 64 Bytes as Direct Store Instruction */
760 #define CPUID_7_0_ECX_MOVDIR64B (1U << 28)
762 /* AVX512 Neural Network Instructions */
763 #define CPUID_7_0_EDX_AVX512_4VNNIW (1U << 2)
764 /* AVX512 Multiply Accumulation Single Precision */
765 #define CPUID_7_0_EDX_AVX512_4FMAPS (1U << 3)
766 /* Speculation Control */
767 #define CPUID_7_0_EDX_SPEC_CTRL (1U << 26)
768 /* Arch Capabilities */
769 #define CPUID_7_0_EDX_ARCH_CAPABILITIES (1U << 29)
770 /* Core Capability */
771 #define CPUID_7_0_EDX_CORE_CAPABILITY (1U << 30)
772 /* Speculative Store Bypass Disable */
773 #define CPUID_7_0_EDX_SPEC_CTRL_SSBD (1U << 31)
775 /* AVX512 BFloat16 Instruction */
776 #define CPUID_7_1_EAX_AVX512_BF16 (1U << 5)
778 /* CLZERO instruction */
779 #define CPUID_8000_0008_EBX_CLZERO (1U << 0)
780 /* Always save/restore FP error pointers */
781 #define CPUID_8000_0008_EBX_XSAVEERPTR (1U << 2)
782 /* Write back and do not invalidate cache */
783 #define CPUID_8000_0008_EBX_WBNOINVD (1U << 9)
784 /* Indirect Branch Prediction Barrier */
785 #define CPUID_8000_0008_EBX_IBPB (1U << 12)
787 #define CPUID_XSAVE_XSAVEOPT (1U << 0)
788 #define CPUID_XSAVE_XSAVEC (1U << 1)
789 #define CPUID_XSAVE_XGETBV1 (1U << 2)
790 #define CPUID_XSAVE_XSAVES (1U << 3)
792 #define CPUID_6_EAX_ARAT (1U << 2)
794 /* CPUID[0x80000007].EDX flags: */
795 #define CPUID_APM_INVTSC (1U << 8)
797 #define CPUID_VENDOR_SZ 12
799 #define CPUID_VENDOR_INTEL_1 0x756e6547 /* "Genu" */
800 #define CPUID_VENDOR_INTEL_2 0x49656e69 /* "ineI" */
801 #define CPUID_VENDOR_INTEL_3 0x6c65746e /* "ntel" */
802 #define CPUID_VENDOR_INTEL "GenuineIntel"
804 #define CPUID_VENDOR_AMD_1 0x68747541 /* "Auth" */
805 #define CPUID_VENDOR_AMD_2 0x69746e65 /* "enti" */
806 #define CPUID_VENDOR_AMD_3 0x444d4163 /* "cAMD" */
807 #define CPUID_VENDOR_AMD "AuthenticAMD"
809 #define CPUID_VENDOR_VIA "CentaurHauls"
811 #define CPUID_VENDOR_HYGON "HygonGenuine"
813 #define IS_INTEL_CPU(env) ((env)->cpuid_vendor1 == CPUID_VENDOR_INTEL_1 && \
814 (env)->cpuid_vendor2 == CPUID_VENDOR_INTEL_2 && \
815 (env)->cpuid_vendor3 == CPUID_VENDOR_INTEL_3)
816 #define IS_AMD_CPU(env) ((env)->cpuid_vendor1 == CPUID_VENDOR_AMD_1 && \
817 (env)->cpuid_vendor2 == CPUID_VENDOR_AMD_2 && \
818 (env)->cpuid_vendor3 == CPUID_VENDOR_AMD_3)
820 #define CPUID_MWAIT_IBE (1U << 1) /* Interrupts can exit capability */
821 #define CPUID_MWAIT_EMX (1U << 0) /* enumeration supported */
823 /* CPUID[0xB].ECX level types */
824 #define CPUID_TOPOLOGY_LEVEL_INVALID (0U << 8)
825 #define CPUID_TOPOLOGY_LEVEL_SMT (1U << 8)
826 #define CPUID_TOPOLOGY_LEVEL_CORE (2U << 8)
827 #define CPUID_TOPOLOGY_LEVEL_DIE (5U << 8)
829 /* MSR Feature Bits */
830 #define MSR_ARCH_CAP_RDCL_NO (1U << 0)
831 #define MSR_ARCH_CAP_IBRS_ALL (1U << 1)
832 #define MSR_ARCH_CAP_RSBA (1U << 2)
833 #define MSR_ARCH_CAP_SKIP_L1DFL_VMENTRY (1U << 3)
834 #define MSR_ARCH_CAP_SSB_NO (1U << 4)
836 #define MSR_CORE_CAP_SPLIT_LOCK_DETECT (1U << 5)
838 /* VMX MSR features */
839 #define MSR_VMX_BASIC_VMCS_REVISION_MASK 0x7FFFFFFFull
840 #define MSR_VMX_BASIC_VMXON_REGION_SIZE_MASK (0x00001FFFull << 32)
841 #define MSR_VMX_BASIC_VMCS_MEM_TYPE_MASK (0x003C0000ull << 32)
842 #define MSR_VMX_BASIC_DUAL_MONITOR (1ULL << 49)
843 #define MSR_VMX_BASIC_INS_OUTS (1ULL << 54)
844 #define MSR_VMX_BASIC_TRUE_CTLS (1ULL << 55)
846 #define MSR_VMX_MISC_PREEMPTION_TIMER_SHIFT_MASK 0x1Full
847 #define MSR_VMX_MISC_STORE_LMA (1ULL << 5)
848 #define MSR_VMX_MISC_ACTIVITY_HLT (1ULL << 6)
849 #define MSR_VMX_MISC_ACTIVITY_SHUTDOWN (1ULL << 7)
850 #define MSR_VMX_MISC_ACTIVITY_WAIT_SIPI (1ULL << 8)
851 #define MSR_VMX_MISC_MAX_MSR_LIST_SIZE_MASK 0x0E000000ull
852 #define MSR_VMX_MISC_VMWRITE_VMEXIT (1ULL << 29)
853 #define MSR_VMX_MISC_ZERO_LEN_INJECT (1ULL << 30)
855 #define MSR_VMX_EPT_EXECONLY (1ULL << 0)
856 #define MSR_VMX_EPT_PAGE_WALK_LENGTH_4 (1ULL << 6)
857 #define MSR_VMX_EPT_PAGE_WALK_LENGTH_5 (1ULL << 7)
858 #define MSR_VMX_EPT_UC (1ULL << 8)
859 #define MSR_VMX_EPT_WB (1ULL << 14)
860 #define MSR_VMX_EPT_2MB (1ULL << 16)
861 #define MSR_VMX_EPT_1GB (1ULL << 17)
862 #define MSR_VMX_EPT_INVEPT (1ULL << 20)
863 #define MSR_VMX_EPT_AD_BITS (1ULL << 21)
864 #define MSR_VMX_EPT_ADVANCED_VMEXIT_INFO (1ULL << 22)
865 #define MSR_VMX_EPT_INVEPT_SINGLE_CONTEXT (1ULL << 25)
866 #define MSR_VMX_EPT_INVEPT_ALL_CONTEXT (1ULL << 26)
867 #define MSR_VMX_EPT_INVVPID (1ULL << 32)
868 #define MSR_VMX_EPT_INVVPID_SINGLE_ADDR (1ULL << 40)
869 #define MSR_VMX_EPT_INVVPID_SINGLE_CONTEXT (1ULL << 41)
870 #define MSR_VMX_EPT_INVVPID_ALL_CONTEXT (1ULL << 42)
871 #define MSR_VMX_EPT_INVVPID_SINGLE_CONTEXT_NOGLOBALS (1ULL << 43)
873 #define MSR_VMX_VMFUNC_EPT_SWITCHING (1ULL << 0)
877 #define VMX_CPU_BASED_VIRTUAL_INTR_PENDING 0x00000004
878 #define VMX_CPU_BASED_USE_TSC_OFFSETING 0x00000008
879 #define VMX_CPU_BASED_HLT_EXITING 0x00000080
880 #define VMX_CPU_BASED_INVLPG_EXITING 0x00000200
881 #define VMX_CPU_BASED_MWAIT_EXITING 0x00000400
882 #define VMX_CPU_BASED_RDPMC_EXITING 0x00000800
883 #define VMX_CPU_BASED_RDTSC_EXITING 0x00001000
884 #define VMX_CPU_BASED_CR3_LOAD_EXITING 0x00008000
885 #define VMX_CPU_BASED_CR3_STORE_EXITING 0x00010000
886 #define VMX_CPU_BASED_CR8_LOAD_EXITING 0x00080000
887 #define VMX_CPU_BASED_CR8_STORE_EXITING 0x00100000
888 #define VMX_CPU_BASED_TPR_SHADOW 0x00200000
889 #define VMX_CPU_BASED_VIRTUAL_NMI_PENDING 0x00400000
890 #define VMX_CPU_BASED_MOV_DR_EXITING 0x00800000
891 #define VMX_CPU_BASED_UNCOND_IO_EXITING 0x01000000
892 #define VMX_CPU_BASED_USE_IO_BITMAPS 0x02000000
893 #define VMX_CPU_BASED_MONITOR_TRAP_FLAG 0x08000000
894 #define VMX_CPU_BASED_USE_MSR_BITMAPS 0x10000000
895 #define VMX_CPU_BASED_MONITOR_EXITING 0x20000000
896 #define VMX_CPU_BASED_PAUSE_EXITING 0x40000000
897 #define VMX_CPU_BASED_ACTIVATE_SECONDARY_CONTROLS 0x80000000
899 #define VMX_SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES 0x00000001
900 #define VMX_SECONDARY_EXEC_ENABLE_EPT 0x00000002
901 #define VMX_SECONDARY_EXEC_DESC 0x00000004
902 #define VMX_SECONDARY_EXEC_RDTSCP 0x00000008
903 #define VMX_SECONDARY_EXEC_VIRTUALIZE_X2APIC_MODE 0x00000010
904 #define VMX_SECONDARY_EXEC_ENABLE_VPID 0x00000020
905 #define VMX_SECONDARY_EXEC_WBINVD_EXITING 0x00000040
906 #define VMX_SECONDARY_EXEC_UNRESTRICTED_GUEST 0x00000080
907 #define VMX_SECONDARY_EXEC_APIC_REGISTER_VIRT 0x00000100
908 #define VMX_SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY 0x00000200
909 #define VMX_SECONDARY_EXEC_PAUSE_LOOP_EXITING 0x00000400
910 #define VMX_SECONDARY_EXEC_RDRAND_EXITING 0x00000800
911 #define VMX_SECONDARY_EXEC_ENABLE_INVPCID 0x00001000
912 #define VMX_SECONDARY_EXEC_ENABLE_VMFUNC 0x00002000
913 #define VMX_SECONDARY_EXEC_SHADOW_VMCS 0x00004000
914 #define VMX_SECONDARY_EXEC_ENCLS_EXITING 0x00008000
915 #define VMX_SECONDARY_EXEC_RDSEED_EXITING 0x00010000
916 #define VMX_SECONDARY_EXEC_ENABLE_PML 0x00020000
917 #define VMX_SECONDARY_EXEC_XSAVES 0x00100000
919 #define VMX_PIN_BASED_EXT_INTR_MASK 0x00000001
920 #define VMX_PIN_BASED_NMI_EXITING 0x00000008
921 #define VMX_PIN_BASED_VIRTUAL_NMIS 0x00000020
922 #define VMX_PIN_BASED_VMX_PREEMPTION_TIMER 0x00000040
923 #define VMX_PIN_BASED_POSTED_INTR 0x00000080
925 #define VMX_VM_EXIT_SAVE_DEBUG_CONTROLS 0x00000004
926 #define VMX_VM_EXIT_HOST_ADDR_SPACE_SIZE 0x00000200
927 #define VMX_VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL 0x00001000
928 #define VMX_VM_EXIT_ACK_INTR_ON_EXIT 0x00008000
929 #define VMX_VM_EXIT_SAVE_IA32_PAT 0x00040000
930 #define VMX_VM_EXIT_LOAD_IA32_PAT 0x00080000
931 #define VMX_VM_EXIT_SAVE_IA32_EFER 0x00100000
932 #define VMX_VM_EXIT_LOAD_IA32_EFER 0x00200000
933 #define VMX_VM_EXIT_SAVE_VMX_PREEMPTION_TIMER 0x00400000
934 #define VMX_VM_EXIT_CLEAR_BNDCFGS 0x00800000
935 #define VMX_VM_EXIT_PT_CONCEAL_PIP 0x01000000
936 #define VMX_VM_EXIT_CLEAR_IA32_RTIT_CTL 0x02000000
938 #define VMX_VM_ENTRY_LOAD_DEBUG_CONTROLS 0x00000004
939 #define VMX_VM_ENTRY_IA32E_MODE 0x00000200
940 #define VMX_VM_ENTRY_SMM 0x00000400
941 #define VMX_VM_ENTRY_DEACT_DUAL_MONITOR 0x00000800
942 #define VMX_VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL 0x00002000
943 #define VMX_VM_ENTRY_LOAD_IA32_PAT 0x00004000
944 #define VMX_VM_ENTRY_LOAD_IA32_EFER 0x00008000
945 #define VMX_VM_ENTRY_LOAD_BNDCFGS 0x00010000
946 #define VMX_VM_ENTRY_PT_CONCEAL_PIP 0x00020000
947 #define VMX_VM_ENTRY_LOAD_IA32_RTIT_CTL 0x00040000
949 /* Supported Hyper-V Enlightenments */
950 #define HYPERV_FEAT_RELAXED 0
951 #define HYPERV_FEAT_VAPIC 1
952 #define HYPERV_FEAT_TIME 2
953 #define HYPERV_FEAT_CRASH 3
954 #define HYPERV_FEAT_RESET 4
955 #define HYPERV_FEAT_VPINDEX 5
956 #define HYPERV_FEAT_RUNTIME 6
957 #define HYPERV_FEAT_SYNIC 7
958 #define HYPERV_FEAT_STIMER 8
959 #define HYPERV_FEAT_FREQUENCIES 9
960 #define HYPERV_FEAT_REENLIGHTENMENT 10
961 #define HYPERV_FEAT_TLBFLUSH 11
962 #define HYPERV_FEAT_EVMCS 12
963 #define HYPERV_FEAT_IPI 13
964 #define HYPERV_FEAT_STIMER_DIRECT 14
966 #ifndef HYPERV_SPINLOCK_NEVER_RETRY
967 #define HYPERV_SPINLOCK_NEVER_RETRY 0xFFFFFFFF
970 #define EXCP00_DIVZ 0
973 #define EXCP03_INT3 3
974 #define EXCP04_INTO 4
975 #define EXCP05_BOUND 5
976 #define EXCP06_ILLOP 6
977 #define EXCP07_PREX 7
978 #define EXCP08_DBLE 8
979 #define EXCP09_XERR 9
980 #define EXCP0A_TSS 10
981 #define EXCP0B_NOSEG 11
982 #define EXCP0C_STACK 12
983 #define EXCP0D_GPF 13
984 #define EXCP0E_PAGE 14
985 #define EXCP10_COPR 16
986 #define EXCP11_ALGN 17
987 #define EXCP12_MCHK 18
989 #define EXCP_SYSCALL 0x100 /* only happens in user only emulation
990 for syscall instruction */
991 #define EXCP_VMEXIT 0x100
993 /* i386-specific interrupt pending bits. */
994 #define CPU_INTERRUPT_POLL CPU_INTERRUPT_TGT_EXT_1
995 #define CPU_INTERRUPT_SMI CPU_INTERRUPT_TGT_EXT_2
996 #define CPU_INTERRUPT_NMI CPU_INTERRUPT_TGT_EXT_3
997 #define CPU_INTERRUPT_MCE CPU_INTERRUPT_TGT_EXT_4
998 #define CPU_INTERRUPT_VIRQ CPU_INTERRUPT_TGT_INT_0
999 #define CPU_INTERRUPT_SIPI CPU_INTERRUPT_TGT_INT_1
1000 #define CPU_INTERRUPT_TPR CPU_INTERRUPT_TGT_INT_2
1002 /* Use a clearer name for this. */
1003 #define CPU_INTERRUPT_INIT CPU_INTERRUPT_RESET
1005 /* Instead of computing the condition codes after each x86 instruction,
1006 * QEMU just stores one operand (called CC_SRC), the result
1007 * (called CC_DST) and the type of operation (called CC_OP). When the
1008 * condition codes are needed, the condition codes can be calculated
1009 * using this information. Condition codes are not generated if they
1010 * are only needed for conditional branches.
1013 CC_OP_DYNAMIC, /* must use dynamic code to get cc_op */
1014 CC_OP_EFLAGS, /* all cc are explicitly computed, CC_SRC = flags */
1016 CC_OP_MULB, /* modify all flags, C, O = (CC_SRC != 0) */
1021 CC_OP_ADDB, /* modify all flags, CC_DST = res, CC_SRC = src1 */
1026 CC_OP_ADCB, /* modify all flags, CC_DST = res, CC_SRC = src1 */
1031 CC_OP_SUBB, /* modify all flags, CC_DST = res, CC_SRC = src1 */
1036 CC_OP_SBBB, /* modify all flags, CC_DST = res, CC_SRC = src1 */
1041 CC_OP_LOGICB, /* modify all flags, CC_DST = res */
1046 CC_OP_INCB, /* modify all flags except, CC_DST = res, CC_SRC = C */
1051 CC_OP_DECB, /* modify all flags except, CC_DST = res, CC_SRC = C */
1056 CC_OP_SHLB, /* modify all flags, CC_DST = res, CC_SRC.msb = C */
1061 CC_OP_SARB, /* modify all flags, CC_DST = res, CC_SRC.lsb = C */
1066 CC_OP_BMILGB, /* Z,S via CC_DST, C = SRC==0; O=0; P,A undefined */
1071 CC_OP_ADCX, /* CC_DST = C, CC_SRC = rest. */
1072 CC_OP_ADOX, /* CC_DST = O, CC_SRC = rest. */
1073 CC_OP_ADCOX, /* CC_DST = C, CC_SRC2 = O, CC_SRC = rest. */
1075 CC_OP_CLR, /* Z set, all other flags clear. */
1076 CC_OP_POPCNT, /* Z via CC_SRC, all other flags clear. */
1081 typedef struct SegmentCache {
1088 #define MMREG_UNION(n, bits) \
1090 uint8_t _b_##n[(bits)/8]; \
1091 uint16_t _w_##n[(bits)/16]; \
1092 uint32_t _l_##n[(bits)/32]; \
1093 uint64_t _q_##n[(bits)/64]; \
1094 float32 _s_##n[(bits)/32]; \
1095 float64 _d_##n[(bits)/64]; \
1112 typedef MMREG_UNION(ZMMReg, 512) ZMMReg;
1113 typedef MMREG_UNION(MMXReg, 64) MMXReg;
1115 typedef struct BNDReg {
1120 typedef struct BNDCSReg {
1125 #define BNDCFG_ENABLE 1ULL
1126 #define BNDCFG_BNDPRESERVE 2ULL
1127 #define BNDCFG_BDIR_MASK TARGET_PAGE_MASK
1129 #ifdef HOST_WORDS_BIGENDIAN
1130 #define ZMM_B(n) _b_ZMMReg[63 - (n)]
1131 #define ZMM_W(n) _w_ZMMReg[31 - (n)]
1132 #define ZMM_L(n) _l_ZMMReg[15 - (n)]
1133 #define ZMM_S(n) _s_ZMMReg[15 - (n)]
1134 #define ZMM_Q(n) _q_ZMMReg[7 - (n)]
1135 #define ZMM_D(n) _d_ZMMReg[7 - (n)]
1137 #define MMX_B(n) _b_MMXReg[7 - (n)]
1138 #define MMX_W(n) _w_MMXReg[3 - (n)]
1139 #define MMX_L(n) _l_MMXReg[1 - (n)]
1140 #define MMX_S(n) _s_MMXReg[1 - (n)]
1142 #define ZMM_B(n) _b_ZMMReg[n]
1143 #define ZMM_W(n) _w_ZMMReg[n]
1144 #define ZMM_L(n) _l_ZMMReg[n]
1145 #define ZMM_S(n) _s_ZMMReg[n]
1146 #define ZMM_Q(n) _q_ZMMReg[n]
1147 #define ZMM_D(n) _d_ZMMReg[n]
1149 #define MMX_B(n) _b_MMXReg[n]
1150 #define MMX_W(n) _w_MMXReg[n]
1151 #define MMX_L(n) _l_MMXReg[n]
1152 #define MMX_S(n) _s_MMXReg[n]
1154 #define MMX_Q(n) _q_MMXReg[n]
1157 floatx80 d __attribute__((aligned(16)));
1166 #define CPU_NB_REGS64 16
1167 #define CPU_NB_REGS32 8
1169 #ifdef TARGET_X86_64
1170 #define CPU_NB_REGS CPU_NB_REGS64
1172 #define CPU_NB_REGS CPU_NB_REGS32
1175 #define MAX_FIXED_COUNTERS 3
1176 #define MAX_GP_COUNTERS (MSR_IA32_PERF_STATUS - MSR_P6_EVNTSEL0)
1178 #define TARGET_INSN_START_EXTRA_WORDS 1
1180 #define NB_OPMASK_REGS 8
1182 /* CPU can't have 0xFFFFFFFF APIC ID, use that value to distinguish
1183 * that APIC ID hasn't been set yet
1185 #define UNASSIGNED_APIC_ID 0xFFFFFFFF
1187 typedef union X86LegacyXSaveArea {
1197 uint32_t mxcsr_mask;
1199 uint8_t xmm_regs[16][16];
1202 } X86LegacyXSaveArea;
1204 typedef struct X86XSaveHeader {
1208 uint8_t reserved[40];
1211 /* Ext. save area 2: AVX State */
1212 typedef struct XSaveAVX {
1213 uint8_t ymmh[16][16];
1216 /* Ext. save area 3: BNDREG */
1217 typedef struct XSaveBNDREG {
1221 /* Ext. save area 4: BNDCSR */
1222 typedef union XSaveBNDCSR {
1227 /* Ext. save area 5: Opmask */
1228 typedef struct XSaveOpmask {
1229 uint64_t opmask_regs[NB_OPMASK_REGS];
1232 /* Ext. save area 6: ZMM_Hi256 */
1233 typedef struct XSaveZMM_Hi256 {
1234 uint8_t zmm_hi256[16][32];
1237 /* Ext. save area 7: Hi16_ZMM */
1238 typedef struct XSaveHi16_ZMM {
1239 uint8_t hi16_zmm[16][64];
1242 /* Ext. save area 9: PKRU state */
1243 typedef struct XSavePKRU {
1248 typedef struct X86XSaveArea {
1249 X86LegacyXSaveArea legacy;
1250 X86XSaveHeader header;
1252 /* Extended save areas: */
1256 uint8_t padding[960 - 576 - sizeof(XSaveAVX)];
1258 XSaveBNDREG bndreg_state;
1259 XSaveBNDCSR bndcsr_state;
1260 /* AVX-512 State: */
1261 XSaveOpmask opmask_state;
1262 XSaveZMM_Hi256 zmm_hi256_state;
1263 XSaveHi16_ZMM hi16_zmm_state;
1265 XSavePKRU pkru_state;
1268 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, avx_state) != 0x240);
1269 QEMU_BUILD_BUG_ON(sizeof(XSaveAVX) != 0x100);
1270 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndreg_state) != 0x3c0);
1271 QEMU_BUILD_BUG_ON(sizeof(XSaveBNDREG) != 0x40);
1272 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndcsr_state) != 0x400);
1273 QEMU_BUILD_BUG_ON(sizeof(XSaveBNDCSR) != 0x40);
1274 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, opmask_state) != 0x440);
1275 QEMU_BUILD_BUG_ON(sizeof(XSaveOpmask) != 0x40);
1276 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, zmm_hi256_state) != 0x480);
1277 QEMU_BUILD_BUG_ON(sizeof(XSaveZMM_Hi256) != 0x200);
1278 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, hi16_zmm_state) != 0x680);
1279 QEMU_BUILD_BUG_ON(sizeof(XSaveHi16_ZMM) != 0x400);
1280 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, pkru_state) != 0xA80);
1281 QEMU_BUILD_BUG_ON(sizeof(XSavePKRU) != 0x8);
1283 typedef enum TPRAccess {
1288 /* Cache information data structures: */
1296 typedef struct CPUCacheInfo {
1297 enum CacheType type;
1301 /* Line size, in bytes */
1305 * Note: representation of fully-associative caches is not implemented
1307 uint8_t associativity;
1308 /* Physical line partitions. CPUID[0x8000001D].EBX, CPUID[4].EBX */
1310 /* Number of sets. CPUID[0x8000001D].ECX, CPUID[4].ECX */
1314 * AMD-specific: CPUID[0x80000005], CPUID[0x80000006].
1315 * (Is this synonym to @partitions?)
1317 uint8_t lines_per_tag;
1319 /* Self-initializing cache */
1322 * WBINVD/INVD is not guaranteed to act upon lower level caches of
1323 * non-originating threads sharing this cache.
1324 * CPUID[4].EDX[bit 0], CPUID[0x8000001D].EDX[bit 0]
1326 bool no_invd_sharing;
1328 * Cache is inclusive of lower cache levels.
1329 * CPUID[4].EDX[bit 1], CPUID[0x8000001D].EDX[bit 1].
1333 * A complex function is used to index the cache, potentially using all
1334 * address bits. CPUID[4].EDX[bit 2].
1336 bool complex_indexing;
1340 typedef struct CPUCaches {
1341 CPUCacheInfo *l1d_cache;
1342 CPUCacheInfo *l1i_cache;
1343 CPUCacheInfo *l2_cache;
1344 CPUCacheInfo *l3_cache;
1347 typedef struct CPUX86State {
1348 /* standard registers */
1349 target_ulong regs[CPU_NB_REGS];
1351 target_ulong eflags; /* eflags register. During CPU emulation, CC
1352 flags and DF are set to zero because they are
1355 /* emulator internal eflags handling */
1356 target_ulong cc_dst;
1357 target_ulong cc_src;
1358 target_ulong cc_src2;
1360 int32_t df; /* D flag : 1 if D = 0, -1 if D = 1 */
1361 uint32_t hflags; /* TB flags, see HF_xxx constants. These flags
1362 are known at translation time. */
1363 uint32_t hflags2; /* various other flags, see HF2_xxx constants. */
1366 SegmentCache segs[6]; /* selector values */
1369 SegmentCache gdt; /* only base and limit are used */
1370 SegmentCache idt; /* only base and limit are used */
1372 target_ulong cr[5]; /* NOTE: cr1 is unused */
1376 BNDCSReg bndcs_regs;
1377 uint64_t msr_bndcfgs;
1380 /* Beginning of state preserved by INIT (dummy marker). */
1381 struct {} start_init_save;
1384 unsigned int fpstt; /* top of stack index */
1387 uint8_t fptags[8]; /* 0 = valid, 1 = empty */
1389 /* KVM-only so far */
1394 /* emulator internal variables */
1395 float_status fp_status;
1398 float_status mmx_status; /* for 3DNow! float ops */
1399 float_status sse_status;
1401 ZMMReg xmm_regs[CPU_NB_REGS == 8 ? 8 : 32];
1405 XMMReg ymmh_regs[CPU_NB_REGS];
1407 uint64_t opmask_regs[NB_OPMASK_REGS];
1408 YMMReg zmmh_regs[CPU_NB_REGS];
1409 ZMMReg hi16_zmm_regs[CPU_NB_REGS];
1411 /* sysenter registers */
1412 uint32_t sysenter_cs;
1413 target_ulong sysenter_esp;
1414 target_ulong sysenter_eip;
1419 #ifdef TARGET_X86_64
1423 target_ulong kernelgsbase;
1427 uint64_t tsc_adjust;
1428 uint64_t tsc_deadline;
1433 uint64_t mcg_status;
1434 uint64_t msr_ia32_misc_enable;
1435 uint64_t msr_ia32_feature_control;
1437 uint64_t msr_fixed_ctr_ctrl;
1438 uint64_t msr_global_ctrl;
1439 uint64_t msr_global_status;
1440 uint64_t msr_global_ovf_ctrl;
1441 uint64_t msr_fixed_counters[MAX_FIXED_COUNTERS];
1442 uint64_t msr_gp_counters[MAX_GP_COUNTERS];
1443 uint64_t msr_gp_evtsel[MAX_GP_COUNTERS];
1447 uint64_t msr_smi_count;
1454 /* End of state preserved by INIT (dummy marker). */
1455 struct {} end_init_save;
1457 uint64_t system_time_msr;
1458 uint64_t wall_clock_msr;
1459 uint64_t steal_time_msr;
1460 uint64_t async_pf_en_msr;
1461 uint64_t pv_eoi_en_msr;
1462 uint64_t poll_control_msr;
1464 /* Partition-wide HV MSRs, will be updated only on the first vcpu */
1465 uint64_t msr_hv_hypercall;
1466 uint64_t msr_hv_guest_os_id;
1467 uint64_t msr_hv_tsc;
1469 /* Per-VCPU HV MSRs */
1470 uint64_t msr_hv_vapic;
1471 uint64_t msr_hv_crash_params[HV_CRASH_PARAMS];
1472 uint64_t msr_hv_runtime;
1473 uint64_t msr_hv_synic_control;
1474 uint64_t msr_hv_synic_evt_page;
1475 uint64_t msr_hv_synic_msg_page;
1476 uint64_t msr_hv_synic_sint[HV_SINT_COUNT];
1477 uint64_t msr_hv_stimer_config[HV_STIMER_COUNT];
1478 uint64_t msr_hv_stimer_count[HV_STIMER_COUNT];
1479 uint64_t msr_hv_reenlightenment_control;
1480 uint64_t msr_hv_tsc_emulation_control;
1481 uint64_t msr_hv_tsc_emulation_status;
1483 uint64_t msr_rtit_ctrl;
1484 uint64_t msr_rtit_status;
1485 uint64_t msr_rtit_output_base;
1486 uint64_t msr_rtit_output_mask;
1487 uint64_t msr_rtit_cr3_match;
1488 uint64_t msr_rtit_addrs[MAX_RTIT_ADDRS];
1490 /* exception/interrupt handling */
1492 int exception_is_int;
1493 target_ulong exception_next_eip;
1494 target_ulong dr[8]; /* debug registers; note dr4 and dr5 are unused */
1496 struct CPUBreakpoint *cpu_breakpoint[4];
1497 struct CPUWatchpoint *cpu_watchpoint[4];
1498 }; /* break/watchpoints for dr[0..3] */
1499 int old_exception; /* exception in flight */
1502 uint64_t tsc_offset;
1504 uint16_t intercept_cr_read;
1505 uint16_t intercept_cr_write;
1506 uint16_t intercept_dr_read;
1507 uint16_t intercept_dr_write;
1508 uint32_t intercept_exceptions;
1509 uint64_t nested_cr3;
1510 uint32_t nested_pg_mode;
1513 /* KVM states, automatically cleared on reset */
1514 uint8_t nmi_injected;
1515 uint8_t nmi_pending;
1519 /* Fields up to this point are cleared by a CPU reset */
1520 struct {} end_reset_fields;
1522 /* Fields after this point are preserved across CPU reset. */
1524 /* processor features (e.g. for CPUID insn) */
1525 /* Minimum cpuid leaf 7 value */
1526 uint32_t cpuid_level_func7;
1527 /* Actual cpuid leaf 7 value */
1528 uint32_t cpuid_min_level_func7;
1529 /* Minimum level/xlevel/xlevel2, based on CPU model + features */
1530 uint32_t cpuid_min_level, cpuid_min_xlevel, cpuid_min_xlevel2;
1531 /* Maximum level/xlevel/xlevel2 value for auto-assignment: */
1532 uint32_t cpuid_max_level, cpuid_max_xlevel, cpuid_max_xlevel2;
1533 /* Actual level/xlevel/xlevel2 value: */
1534 uint32_t cpuid_level, cpuid_xlevel, cpuid_xlevel2;
1535 uint32_t cpuid_vendor1;
1536 uint32_t cpuid_vendor2;
1537 uint32_t cpuid_vendor3;
1538 uint32_t cpuid_version;
1539 FeatureWordArray features;
1540 /* Features that were explicitly enabled/disabled */
1541 FeatureWordArray user_features;
1542 uint32_t cpuid_model[12];
1543 /* Cache information for CPUID. When legacy-cache=on, the cache data
1544 * on each CPUID leaf will be different, because we keep compatibility
1545 * with old QEMU versions.
1547 CPUCaches cache_info_cpuid2, cache_info_cpuid4, cache_info_amd;
1550 uint64_t mtrr_fixed[11];
1551 uint64_t mtrr_deftype;
1552 MTRRVar mtrr_var[MSR_MTRRcap_VCNT];
1556 int32_t exception_nr;
1557 int32_t interrupt_injected;
1558 uint8_t soft_interrupt;
1559 uint8_t exception_pending;
1560 uint8_t exception_injected;
1561 uint8_t has_error_code;
1562 uint8_t exception_has_payload;
1563 uint64_t exception_payload;
1565 uint32_t sipi_vector;
1568 int64_t user_tsc_khz; /* for sanity check only */
1569 #if defined(CONFIG_KVM) || defined(CONFIG_HVF)
1572 #if defined(CONFIG_KVM)
1573 struct kvm_nested_state *nested_state;
1575 #if defined(CONFIG_HVF)
1576 HVFX86EmulatorState *hvf_emul;
1581 uint64_t mcg_ext_ctl;
1582 uint64_t mce_banks[MCE_BANKS_DEF*4];
1586 uint16_t fpus_vmstate;
1587 uint16_t fptag_vmstate;
1588 uint16_t fpregs_format_vmstate;
1593 TPRAccess tpr_access_type;
1602 * @env: #CPUX86State
1603 * @migratable: If set, only migratable flags will be accepted when "enforce"
1604 * mode is used, and only migratable flags will be included in the "host"
1611 CPUState parent_obj;
1614 CPUNegativeOffsetState neg;
1617 uint32_t hyperv_spinlock_attempts;
1618 char *hyperv_vendor_id;
1619 bool hyperv_synic_kvm_only;
1620 uint64_t hyperv_features;
1621 bool hyperv_passthrough;
1622 OnOffAuto hyperv_no_nonarch_cs;
1627 * Force features to be enabled even if the host doesn't support them.
1628 * This is dangerous and should be done only for testing CPUID
1631 bool force_features;
1635 bool migrate_smi_count;
1636 bool max_features; /* Enable all supported features automatically */
1639 /* Enables publishing of TSC increment and Local APIC bus frequencies to
1640 * the guest OS in CPUID page 0x40000010, the same way that VMWare does. */
1641 bool vmware_cpuid_freq;
1643 /* if true the CPUID code directly forward host cache leaves to the guest */
1644 bool cache_info_passthrough;
1646 /* if true the CPUID code directly forwards
1647 * host monitor/mwait leaves to the guest */
1655 /* Features that were filtered out because of missing host capabilities */
1656 FeatureWordArray filtered_features;
1658 /* Enable PMU CPUID bits. This can't be enabled by default yet because
1659 * it doesn't have ABI stability guarantees, as it passes all PMU CPUID
1660 * bits returned by GET_SUPPORTED_CPUID (that depend on host CPU and kernel
1661 * capabilities) directly to the guest.
1665 /* LMCE support can be enabled/disabled via cpu option 'lmce=on/off'. It is
1666 * disabled by default to avoid breaking migration between QEMU with
1667 * different LMCE configurations.
1671 /* Compatibility bits for old machine types.
1672 * If true present virtual l3 cache for VM, the vcpus in the same virtual
1673 * socket share an virtual l3 cache.
1675 bool enable_l3_cache;
1677 /* Compatibility bits for old machine types.
1678 * If true present the old cache topology information
1682 /* Compatibility bits for old machine types: */
1683 bool enable_cpuid_0xb;
1685 /* Enable auto level-increase for all CPUID leaves */
1686 bool full_cpuid_auto_level;
1688 /* Enable auto level-increase for Intel Processor Trace leave */
1689 bool intel_pt_auto_level;
1691 /* if true fill the top bits of the MTRR_PHYSMASKn variable range */
1692 bool fill_mtrr_mask;
1694 /* if true override the phys_bits value with a value read from the host */
1695 bool host_phys_bits;
1697 /* if set, limit maximum value for phys_bits when host_phys_bits is true */
1698 uint8_t host_phys_bits_limit;
1700 /* Stop SMI delivery for migration compatibility with old machines */
1701 bool kvm_no_smi_migration;
1703 /* Number of physical address bits supported */
1706 /* in order to simplify APIC support, we leave this pointer to the
1708 struct DeviceState *apic_state;
1709 struct MemoryRegion *cpu_as_root, *cpu_as_mem, *smram;
1710 Notifier machine_done;
1712 struct kvm_msrs *kvm_msr_buf;
1714 int32_t node_id; /* NUMA node this CPU belongs to */
1724 #ifndef CONFIG_USER_ONLY
1725 extern VMStateDescription vmstate_x86_cpu;
1729 * x86_cpu_do_interrupt:
1730 * @cpu: vCPU the interrupt is to be handled by.
1732 void x86_cpu_do_interrupt(CPUState *cpu);
1733 bool x86_cpu_exec_interrupt(CPUState *cpu, int int_req);
1734 int x86_cpu_pending_interrupt(CPUState *cs, int interrupt_request);
1736 int x86_cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cpu,
1737 int cpuid, void *opaque);
1738 int x86_cpu_write_elf32_note(WriteCoreDumpFunction f, CPUState *cpu,
1739 int cpuid, void *opaque);
1740 int x86_cpu_write_elf64_qemunote(WriteCoreDumpFunction f, CPUState *cpu,
1742 int x86_cpu_write_elf32_qemunote(WriteCoreDumpFunction f, CPUState *cpu,
1745 void x86_cpu_get_memory_mapping(CPUState *cpu, MemoryMappingList *list,
1748 void x86_cpu_dump_state(CPUState *cs, FILE *f, int flags);
1750 hwaddr x86_cpu_get_phys_page_attrs_debug(CPUState *cpu, vaddr addr,
1753 int x86_cpu_gdb_read_register(CPUState *cpu, uint8_t *buf, int reg);
1754 int x86_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
1756 void x86_cpu_exec_enter(CPUState *cpu);
1757 void x86_cpu_exec_exit(CPUState *cpu);
1759 void x86_cpu_list(void);
1760 int cpu_x86_support_mca_broadcast(CPUX86State *env);
1762 int cpu_get_pic_interrupt(CPUX86State *s);
1763 /* MSDOS compatibility mode FPU exception support */
1764 void cpu_set_ferr(CPUX86State *s);
1766 void cpu_sync_bndcs_hflags(CPUX86State *env);
1768 /* this function must always be used to load data in the segment
1769 cache: it synchronizes the hflags with the segment cache values */
1770 static inline void cpu_x86_load_seg_cache(CPUX86State *env,
1771 int seg_reg, unsigned int selector,
1777 unsigned int new_hflags;
1779 sc = &env->segs[seg_reg];
1780 sc->selector = selector;
1785 /* update the hidden flags */
1787 if (seg_reg == R_CS) {
1788 #ifdef TARGET_X86_64
1789 if ((env->hflags & HF_LMA_MASK) && (flags & DESC_L_MASK)) {
1791 env->hflags |= HF_CS32_MASK | HF_SS32_MASK | HF_CS64_MASK;
1792 env->hflags &= ~(HF_ADDSEG_MASK);
1796 /* legacy / compatibility case */
1797 new_hflags = (env->segs[R_CS].flags & DESC_B_MASK)
1798 >> (DESC_B_SHIFT - HF_CS32_SHIFT);
1799 env->hflags = (env->hflags & ~(HF_CS32_MASK | HF_CS64_MASK)) |
1803 if (seg_reg == R_SS) {
1804 int cpl = (flags >> DESC_DPL_SHIFT) & 3;
1805 #if HF_CPL_MASK != 3
1806 #error HF_CPL_MASK is hardcoded
1808 env->hflags = (env->hflags & ~HF_CPL_MASK) | cpl;
1809 /* Possibly switch between BNDCFGS and BNDCFGU */
1810 cpu_sync_bndcs_hflags(env);
1812 new_hflags = (env->segs[R_SS].flags & DESC_B_MASK)
1813 >> (DESC_B_SHIFT - HF_SS32_SHIFT);
1814 if (env->hflags & HF_CS64_MASK) {
1815 /* zero base assumed for DS, ES and SS in long mode */
1816 } else if (!(env->cr[0] & CR0_PE_MASK) ||
1817 (env->eflags & VM_MASK) ||
1818 !(env->hflags & HF_CS32_MASK)) {
1819 /* XXX: try to avoid this test. The problem comes from the
1820 fact that is real mode or vm86 mode we only modify the
1821 'base' and 'selector' fields of the segment cache to go
1822 faster. A solution may be to force addseg to one in
1823 translate-i386.c. */
1824 new_hflags |= HF_ADDSEG_MASK;
1826 new_hflags |= ((env->segs[R_DS].base |
1827 env->segs[R_ES].base |
1828 env->segs[R_SS].base) != 0) <<
1831 env->hflags = (env->hflags &
1832 ~(HF_SS32_MASK | HF_ADDSEG_MASK)) | new_hflags;
1836 static inline void cpu_x86_load_seg_cache_sipi(X86CPU *cpu,
1837 uint8_t sipi_vector)
1839 CPUState *cs = CPU(cpu);
1840 CPUX86State *env = &cpu->env;
1843 cpu_x86_load_seg_cache(env, R_CS, sipi_vector << 8,
1845 env->segs[R_CS].limit,
1846 env->segs[R_CS].flags);
1850 int cpu_x86_get_descr_debug(CPUX86State *env, unsigned int selector,
1851 target_ulong *base, unsigned int *limit,
1852 unsigned int *flags);
1855 /* used for debug or cpu save/restore */
1858 /* the following helpers are only usable in user mode simulation as
1859 they can trigger unexpected exceptions */
1860 void cpu_x86_load_seg(CPUX86State *s, int seg_reg, int selector);
1861 void cpu_x86_fsave(CPUX86State *s, target_ulong ptr, int data32);
1862 void cpu_x86_frstor(CPUX86State *s, target_ulong ptr, int data32);
1863 void cpu_x86_fxsave(CPUX86State *s, target_ulong ptr);
1864 void cpu_x86_fxrstor(CPUX86State *s, target_ulong ptr);
1866 /* you can call this signal handler from your SIGBUS and SIGSEGV
1867 signal handlers to inform the virtual CPU of exceptions. non zero
1868 is returned if the signal was handled by the virtual CPU. */
1869 int cpu_x86_signal_handler(int host_signum, void *pinfo,
1873 void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count,
1874 uint32_t *eax, uint32_t *ebx,
1875 uint32_t *ecx, uint32_t *edx);
1876 void cpu_clear_apic_feature(CPUX86State *env);
1877 void host_cpuid(uint32_t function, uint32_t count,
1878 uint32_t *eax, uint32_t *ebx, uint32_t *ecx, uint32_t *edx);
1879 void host_vendor_fms(char *vendor, int *family, int *model, int *stepping);
1882 bool x86_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
1883 MMUAccessType access_type, int mmu_idx,
1884 bool probe, uintptr_t retaddr);
1885 void x86_cpu_set_a20(X86CPU *cpu, int a20_state);
1887 #ifndef CONFIG_USER_ONLY
1888 static inline int x86_asidx_from_attrs(CPUState *cs, MemTxAttrs attrs)
1890 return !!attrs.secure;
1893 static inline AddressSpace *cpu_addressspace(CPUState *cs, MemTxAttrs attrs)
1895 return cpu_get_address_space(cs, cpu_asidx_from_attrs(cs, attrs));
1898 uint8_t x86_ldub_phys(CPUState *cs, hwaddr addr);
1899 uint32_t x86_lduw_phys(CPUState *cs, hwaddr addr);
1900 uint32_t x86_ldl_phys(CPUState *cs, hwaddr addr);
1901 uint64_t x86_ldq_phys(CPUState *cs, hwaddr addr);
1902 void x86_stb_phys(CPUState *cs, hwaddr addr, uint8_t val);
1903 void x86_stl_phys_notdirty(CPUState *cs, hwaddr addr, uint32_t val);
1904 void x86_stw_phys(CPUState *cs, hwaddr addr, uint32_t val);
1905 void x86_stl_phys(CPUState *cs, hwaddr addr, uint32_t val);
1906 void x86_stq_phys(CPUState *cs, hwaddr addr, uint64_t val);
1909 void breakpoint_handler(CPUState *cs);
1911 /* will be suppressed */
1912 void cpu_x86_update_cr0(CPUX86State *env, uint32_t new_cr0);
1913 void cpu_x86_update_cr3(CPUX86State *env, target_ulong new_cr3);
1914 void cpu_x86_update_cr4(CPUX86State *env, uint32_t new_cr4);
1915 void cpu_x86_update_dr7(CPUX86State *env, uint32_t new_dr7);
1918 uint64_t cpu_get_tsc(CPUX86State *env);
1920 /* XXX: This value should match the one returned by CPUID
1922 # if defined(TARGET_X86_64)
1923 # define TCG_PHYS_ADDR_BITS 40
1925 # define TCG_PHYS_ADDR_BITS 36
1928 #define PHYS_ADDR_MASK MAKE_64BIT_MASK(0, TCG_PHYS_ADDR_BITS)
1930 #define X86_CPU_TYPE_SUFFIX "-" TYPE_X86_CPU
1931 #define X86_CPU_TYPE_NAME(name) (name X86_CPU_TYPE_SUFFIX)
1932 #define CPU_RESOLVING_TYPE TYPE_X86_CPU
1934 #ifdef TARGET_X86_64
1935 #define TARGET_DEFAULT_CPU_TYPE X86_CPU_TYPE_NAME("qemu64")
1937 #define TARGET_DEFAULT_CPU_TYPE X86_CPU_TYPE_NAME("qemu32")
1940 #define cpu_signal_handler cpu_x86_signal_handler
1941 #define cpu_list x86_cpu_list
1943 /* MMU modes definitions */
1944 #define MMU_MODE0_SUFFIX _ksmap
1945 #define MMU_MODE1_SUFFIX _user
1946 #define MMU_MODE2_SUFFIX _knosmap /* SMAP disabled or CPL<3 && AC=1 */
1947 #define MMU_KSMAP_IDX 0
1948 #define MMU_USER_IDX 1
1949 #define MMU_KNOSMAP_IDX 2
1950 static inline int cpu_mmu_index(CPUX86State *env, bool ifetch)
1952 return (env->hflags & HF_CPL_MASK) == 3 ? MMU_USER_IDX :
1953 (!(env->hflags & HF_SMAP_MASK) || (env->eflags & AC_MASK))
1954 ? MMU_KNOSMAP_IDX : MMU_KSMAP_IDX;
1957 static inline int cpu_mmu_index_kernel(CPUX86State *env)
1959 return !(env->hflags & HF_SMAP_MASK) ? MMU_KNOSMAP_IDX :
1960 ((env->hflags & HF_CPL_MASK) < 3 && (env->eflags & AC_MASK))
1961 ? MMU_KNOSMAP_IDX : MMU_KSMAP_IDX;
1964 #define CC_DST (env->cc_dst)
1965 #define CC_SRC (env->cc_src)
1966 #define CC_SRC2 (env->cc_src2)
1967 #define CC_OP (env->cc_op)
1969 /* n must be a constant to be efficient */
1970 static inline target_long lshift(target_long x, int n)
1980 #define FT0 (env->ft0)
1981 #define ST0 (env->fpregs[env->fpstt].d)
1982 #define ST(n) (env->fpregs[(env->fpstt + (n)) & 7].d)
1986 void tcg_x86_init(void);
1988 typedef CPUX86State CPUArchState;
1989 typedef X86CPU ArchCPU;
1991 #include "exec/cpu-all.h"
1994 #if !defined(CONFIG_USER_ONLY)
1995 #include "hw/i386/apic.h"
1998 static inline void cpu_get_tb_cpu_state(CPUX86State *env, target_ulong *pc,
1999 target_ulong *cs_base, uint32_t *flags)
2001 *cs_base = env->segs[R_CS].base;
2002 *pc = *cs_base + env->eip;
2003 *flags = env->hflags |
2004 (env->eflags & (IOPL_MASK | TF_MASK | RF_MASK | VM_MASK | AC_MASK));
2007 void do_cpu_init(X86CPU *cpu);
2008 void do_cpu_sipi(X86CPU *cpu);
2010 #define MCE_INJECT_BROADCAST 1
2011 #define MCE_INJECT_UNCOND_AO 2
2013 void cpu_x86_inject_mce(Monitor *mon, X86CPU *cpu, int bank,
2014 uint64_t status, uint64_t mcg_status, uint64_t addr,
2015 uint64_t misc, int flags);
2018 void QEMU_NORETURN raise_exception(CPUX86State *env, int exception_index);
2019 void QEMU_NORETURN raise_exception_ra(CPUX86State *env, int exception_index,
2021 void QEMU_NORETURN raise_exception_err(CPUX86State *env, int exception_index,
2023 void QEMU_NORETURN raise_exception_err_ra(CPUX86State *env, int exception_index,
2024 int error_code, uintptr_t retaddr);
2025 void QEMU_NORETURN raise_interrupt(CPUX86State *nenv, int intno, int is_int,
2026 int error_code, int next_eip_addend);
2029 extern const uint8_t parity_table[256];
2030 uint32_t cpu_cc_compute_all(CPUX86State *env1, int op);
2032 static inline uint32_t cpu_compute_eflags(CPUX86State *env)
2034 uint32_t eflags = env->eflags;
2035 if (tcg_enabled()) {
2036 eflags |= cpu_cc_compute_all(env, CC_OP) | (env->df & DF_MASK);
2041 /* NOTE: the translator must set DisasContext.cc_op to CC_OP_EFLAGS
2042 * after generating a call to a helper that uses this.
2044 static inline void cpu_load_eflags(CPUX86State *env, int eflags,
2047 CC_SRC = eflags & (CC_O | CC_S | CC_Z | CC_A | CC_P | CC_C);
2048 CC_OP = CC_OP_EFLAGS;
2049 env->df = 1 - (2 * ((eflags >> 10) & 1));
2050 env->eflags = (env->eflags & ~update_mask) |
2051 (eflags & update_mask) | 0x2;
2054 /* load efer and update the corresponding hflags. XXX: do consistency
2055 checks with cpuid bits? */
2056 static inline void cpu_load_efer(CPUX86State *env, uint64_t val)
2059 env->hflags &= ~(HF_LMA_MASK | HF_SVME_MASK);
2060 if (env->efer & MSR_EFER_LMA) {
2061 env->hflags |= HF_LMA_MASK;
2063 if (env->efer & MSR_EFER_SVME) {
2064 env->hflags |= HF_SVME_MASK;
2068 static inline MemTxAttrs cpu_get_mem_attrs(CPUX86State *env)
2070 return ((MemTxAttrs) { .secure = (env->hflags & HF_SMM_MASK) != 0 });
2073 static inline int32_t x86_get_a20_mask(CPUX86State *env)
2075 if (env->hflags & HF_SMM_MASK) {
2078 return env->a20_mask;
2082 static inline bool cpu_has_vmx(CPUX86State *env)
2084 return env->features[FEAT_1_ECX] & CPUID_EXT_VMX;
2088 * In order for a vCPU to enter VMX operation it must have CR4.VMXE set.
2089 * Since it was set, CR4.VMXE must remain set as long as vCPU is in
2090 * VMX operation. This is because CR4.VMXE is one of the bits set
2091 * in MSR_IA32_VMX_CR4_FIXED1.
2093 * There is one exception to above statement when vCPU enters SMM mode.
2094 * When a vCPU enters SMM mode, it temporarily exit VMX operation and
2095 * may also reset CR4.VMXE during execution in SMM mode.
2096 * When vCPU exits SMM mode, vCPU state is restored to be in VMX operation
2097 * and CR4.VMXE is restored to it's original value of being set.
2099 * Therefore, when vCPU is not in SMM mode, we can infer whether
2100 * VMX is being used by examining CR4.VMXE. Otherwise, we cannot
2103 static inline bool cpu_vmx_maybe_enabled(CPUX86State *env)
2105 return cpu_has_vmx(env) &&
2106 ((env->cr[4] & CR4_VMXE_MASK) || (env->hflags & HF_SMM_MASK));
2110 void update_fp_status(CPUX86State *env);
2111 void update_mxcsr_status(CPUX86State *env);
2113 static inline void cpu_set_mxcsr(CPUX86State *env, uint32_t mxcsr)
2116 if (tcg_enabled()) {
2117 update_mxcsr_status(env);
2121 static inline void cpu_set_fpuc(CPUX86State *env, uint16_t fpuc)
2124 if (tcg_enabled()) {
2125 update_fp_status(env);
2130 void helper_lock_init(void);
2133 void cpu_svm_check_intercept_param(CPUX86State *env1, uint32_t type,
2134 uint64_t param, uintptr_t retaddr);
2135 void QEMU_NORETURN cpu_vmexit(CPUX86State *nenv, uint32_t exit_code,
2136 uint64_t exit_info_1, uintptr_t retaddr);
2137 void do_vmexit(CPUX86State *env, uint32_t exit_code, uint64_t exit_info_1);
2140 void do_interrupt_x86_hardirq(CPUX86State *env, int intno, int is_hw);
2143 void do_smm_enter(X86CPU *cpu);
2146 void cpu_report_tpr_access(CPUX86State *env, TPRAccess access);
2147 void apic_handle_tpr_access_report(DeviceState *d, target_ulong ip,
2151 /* Change the value of a KVM-specific default
2153 * If value is NULL, no default will be set and the original
2154 * value from the CPU model table will be kept.
2156 * It is valid to call this function only for properties that
2157 * are already present in the kvm_default_props table.
2159 void x86_cpu_change_kvm_default(const char *prop, const char *value);
2161 /* Special values for X86CPUVersion: */
2163 /* Resolve to latest CPU version */
2164 #define CPU_VERSION_LATEST -1
2167 * Resolve to version defined by current machine type.
2168 * See x86_cpu_set_default_version()
2170 #define CPU_VERSION_AUTO -2
2172 /* Don't resolve to any versioned CPU models, like old QEMU versions */
2173 #define CPU_VERSION_LEGACY 0
2175 typedef int X86CPUVersion;
2178 * Set default CPU model version for CPU models having
2179 * version == CPU_VERSION_AUTO.
2181 void x86_cpu_set_default_version(X86CPUVersion version);
2183 /* Return name of 32-bit register, from a R_* constant */
2184 const char *get_register_name_32(unsigned int reg);
2186 void enable_compat_apic_id_mode(void);
2188 #define APIC_DEFAULT_ADDRESS 0xfee00000
2189 #define APIC_SPACE_SIZE 0x100000
2191 void x86_cpu_dump_local_apic_state(CPUState *cs, int flags);
2194 bool cpu_is_bsp(X86CPU *cpu);
2196 void x86_cpu_xrstor_all_areas(X86CPU *cpu, const X86XSaveArea *buf);
2197 void x86_cpu_xsave_all_areas(X86CPU *cpu, X86XSaveArea *buf);
2198 void x86_update_hflags(CPUX86State* env);
2200 static inline bool hyperv_feat_enabled(X86CPU *cpu, int feat)
2202 return !!(cpu->hyperv_features & BIT(feat));
2205 #endif /* I386_CPU_H */