1 /* 2 * i386 virtual CPU header 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 2.1 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 20 #ifndef I386_CPU_H 21 #define I386_CPU_H 22 23 #include "sysemu/tcg.h" 24 #include "cpu-qom.h" 25 #include "kvm/hyperv-proto.h" 26 #include "exec/cpu-defs.h" 27 #include "qapi/qapi-types-common.h" 28 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) 31 32 #define KVM_HAVE_MCE_INJECTION 1 33 34 /* support for self modifying code even if the modified instruction is 35 close to the modifying instruction */ 36 #define TARGET_HAS_PRECISE_SMC 37 38 #ifdef TARGET_X86_64 39 #define I386_ELF_MACHINE EM_X86_64 40 #define ELF_MACHINE_UNAME "x86_64" 41 #else 42 #define I386_ELF_MACHINE EM_386 43 #define ELF_MACHINE_UNAME "i686" 44 #endif 45 46 enum { 47 R_EAX = 0, 48 R_ECX = 1, 49 R_EDX = 2, 50 R_EBX = 3, 51 R_ESP = 4, 52 R_EBP = 5, 53 R_ESI = 6, 54 R_EDI = 7, 55 R_R8 = 8, 56 R_R9 = 9, 57 R_R10 = 10, 58 R_R11 = 11, 59 R_R12 = 12, 60 R_R13 = 13, 61 R_R14 = 14, 62 R_R15 = 15, 63 64 R_AL = 0, 65 R_CL = 1, 66 R_DL = 2, 67 R_BL = 3, 68 R_AH = 4, 69 R_CH = 5, 70 R_DH = 6, 71 R_BH = 7, 72 }; 73 74 typedef enum X86Seg { 75 R_ES = 0, 76 R_CS = 1, 77 R_SS = 2, 78 R_DS = 3, 79 R_FS = 4, 80 R_GS = 5, 81 R_LDTR = 6, 82 R_TR = 7, 83 } X86Seg; 84 85 /* segment descriptor fields */ 86 #define DESC_G_SHIFT 23 87 #define DESC_G_MASK (1 << DESC_G_SHIFT) 88 #define DESC_B_SHIFT 22 89 #define DESC_B_MASK (1 << DESC_B_SHIFT) 90 #define DESC_L_SHIFT 21 /* x86_64 only : 64 bit code segment */ 91 #define DESC_L_MASK (1 << DESC_L_SHIFT) 92 #define DESC_AVL_SHIFT 20 93 #define DESC_AVL_MASK (1 << DESC_AVL_SHIFT) 94 #define DESC_P_SHIFT 15 95 #define DESC_P_MASK (1 << DESC_P_SHIFT) 96 #define DESC_DPL_SHIFT 13 97 #define DESC_DPL_MASK (3 << DESC_DPL_SHIFT) 98 #define DESC_S_SHIFT 12 99 #define DESC_S_MASK (1 << DESC_S_SHIFT) 100 #define DESC_TYPE_SHIFT 8 101 #define DESC_TYPE_MASK (15 << DESC_TYPE_SHIFT) 102 #define DESC_A_MASK (1 << 8) 103 104 #define DESC_CS_MASK (1 << 11) /* 1=code segment 0=data segment */ 105 #define DESC_C_MASK (1 << 10) /* code: conforming */ 106 #define DESC_R_MASK (1 << 9) /* code: readable */ 107 108 #define DESC_E_MASK (1 << 10) /* data: expansion direction */ 109 #define DESC_W_MASK (1 << 9) /* data: writable */ 110 111 #define DESC_TSS_BUSY_MASK (1 << 9) 112 113 /* eflags masks */ 114 #define CC_C 0x0001 115 #define CC_P 0x0004 116 #define CC_A 0x0010 117 #define CC_Z 0x0040 118 #define CC_S 0x0080 119 #define CC_O 0x0800 120 121 #define TF_SHIFT 8 122 #define IOPL_SHIFT 12 123 #define VM_SHIFT 17 124 125 #define TF_MASK 0x00000100 126 #define IF_MASK 0x00000200 127 #define DF_MASK 0x00000400 128 #define IOPL_MASK 0x00003000 129 #define NT_MASK 0x00004000 130 #define RF_MASK 0x00010000 131 #define VM_MASK 0x00020000 132 #define AC_MASK 0x00040000 133 #define VIF_MASK 0x00080000 134 #define VIP_MASK 0x00100000 135 #define ID_MASK 0x00200000 136 137 /* hidden flags - used internally by qemu to represent additional cpu 138 states. Only the INHIBIT_IRQ, SMM and SVMI are not redundant. We 139 avoid using the IOPL_MASK, TF_MASK, VM_MASK and AC_MASK bit 140 positions to ease oring with eflags. */ 141 /* current cpl */ 142 #define HF_CPL_SHIFT 0 143 /* true if hardware interrupts must be disabled for next instruction */ 144 #define HF_INHIBIT_IRQ_SHIFT 3 145 /* 16 or 32 segments */ 146 #define HF_CS32_SHIFT 4 147 #define HF_SS32_SHIFT 5 148 /* zero base for DS, ES and SS : can be '0' only in 32 bit CS segment */ 149 #define HF_ADDSEG_SHIFT 6 150 /* copy of CR0.PE (protected mode) */ 151 #define HF_PE_SHIFT 7 152 #define HF_TF_SHIFT 8 /* must be same as eflags */ 153 #define HF_MP_SHIFT 9 /* the order must be MP, EM, TS */ 154 #define HF_EM_SHIFT 10 155 #define HF_TS_SHIFT 11 156 #define HF_IOPL_SHIFT 12 /* must be same as eflags */ 157 #define HF_LMA_SHIFT 14 /* only used on x86_64: long mode active */ 158 #define HF_CS64_SHIFT 15 /* only used on x86_64: 64 bit code segment */ 159 #define HF_RF_SHIFT 16 /* must be same as eflags */ 160 #define HF_VM_SHIFT 17 /* must be same as eflags */ 161 #define HF_AC_SHIFT 18 /* must be same as eflags */ 162 #define HF_SMM_SHIFT 19 /* CPU in SMM mode */ 163 #define HF_SVME_SHIFT 20 /* SVME enabled (copy of EFER.SVME) */ 164 #define HF_GUEST_SHIFT 21 /* SVM intercepts are active */ 165 #define HF_OSFXSR_SHIFT 22 /* CR4.OSFXSR */ 166 #define HF_SMAP_SHIFT 23 /* CR4.SMAP */ 167 #define HF_IOBPT_SHIFT 24 /* an io breakpoint enabled */ 168 #define HF_MPX_EN_SHIFT 25 /* MPX Enabled (CR4+XCR0+BNDCFGx) */ 169 #define HF_MPX_IU_SHIFT 26 /* BND registers in-use */ 170 171 #define HF_CPL_MASK (3 << HF_CPL_SHIFT) 172 #define HF_INHIBIT_IRQ_MASK (1 << HF_INHIBIT_IRQ_SHIFT) 173 #define HF_CS32_MASK (1 << HF_CS32_SHIFT) 174 #define HF_SS32_MASK (1 << HF_SS32_SHIFT) 175 #define HF_ADDSEG_MASK (1 << HF_ADDSEG_SHIFT) 176 #define HF_PE_MASK (1 << HF_PE_SHIFT) 177 #define HF_TF_MASK (1 << HF_TF_SHIFT) 178 #define HF_MP_MASK (1 << HF_MP_SHIFT) 179 #define HF_EM_MASK (1 << HF_EM_SHIFT) 180 #define HF_TS_MASK (1 << HF_TS_SHIFT) 181 #define HF_IOPL_MASK (3 << HF_IOPL_SHIFT) 182 #define HF_LMA_MASK (1 << HF_LMA_SHIFT) 183 #define HF_CS64_MASK (1 << HF_CS64_SHIFT) 184 #define HF_RF_MASK (1 << HF_RF_SHIFT) 185 #define HF_VM_MASK (1 << HF_VM_SHIFT) 186 #define HF_AC_MASK (1 << HF_AC_SHIFT) 187 #define HF_SMM_MASK (1 << HF_SMM_SHIFT) 188 #define HF_SVME_MASK (1 << HF_SVME_SHIFT) 189 #define HF_GUEST_MASK (1 << HF_GUEST_SHIFT) 190 #define HF_OSFXSR_MASK (1 << HF_OSFXSR_SHIFT) 191 #define HF_SMAP_MASK (1 << HF_SMAP_SHIFT) 192 #define HF_IOBPT_MASK (1 << HF_IOBPT_SHIFT) 193 #define HF_MPX_EN_MASK (1 << HF_MPX_EN_SHIFT) 194 #define HF_MPX_IU_MASK (1 << HF_MPX_IU_SHIFT) 195 196 /* hflags2 */ 197 198 #define HF2_GIF_SHIFT 0 /* if set CPU takes interrupts */ 199 #define HF2_HIF_SHIFT 1 /* value of IF_MASK when entering SVM */ 200 #define HF2_NMI_SHIFT 2 /* CPU serving NMI */ 201 #define HF2_VINTR_SHIFT 3 /* value of V_INTR_MASKING bit */ 202 #define HF2_SMM_INSIDE_NMI_SHIFT 4 /* CPU serving SMI nested inside NMI */ 203 #define HF2_MPX_PR_SHIFT 5 /* BNDCFGx.BNDPRESERVE */ 204 #define HF2_NPT_SHIFT 6 /* Nested Paging enabled */ 205 #define HF2_IGNNE_SHIFT 7 /* Ignore CR0.NE=0 */ 206 207 #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) 214 #define HF2_IGNNE_MASK (1 << HF2_IGNNE_SHIFT) 215 216 #define CR0_PE_SHIFT 0 217 #define CR0_MP_SHIFT 1 218 219 #define CR0_PE_MASK (1U << 0) 220 #define CR0_MP_MASK (1U << 1) 221 #define CR0_EM_MASK (1U << 2) 222 #define CR0_TS_MASK (1U << 3) 223 #define CR0_ET_MASK (1U << 4) 224 #define CR0_NE_MASK (1U << 5) 225 #define CR0_WP_MASK (1U << 16) 226 #define CR0_AM_MASK (1U << 18) 227 #define CR0_PG_MASK (1U << 31) 228 229 #define CR4_VME_MASK (1U << 0) 230 #define CR4_PVI_MASK (1U << 1) 231 #define CR4_TSD_MASK (1U << 2) 232 #define CR4_DE_MASK (1U << 3) 233 #define CR4_PSE_MASK (1U << 4) 234 #define CR4_PAE_MASK (1U << 5) 235 #define CR4_MCE_MASK (1U << 6) 236 #define CR4_PGE_MASK (1U << 7) 237 #define CR4_PCE_MASK (1U << 8) 238 #define CR4_OSFXSR_SHIFT 9 239 #define CR4_OSFXSR_MASK (1U << CR4_OSFXSR_SHIFT) 240 #define CR4_OSXMMEXCPT_MASK (1U << 10) 241 #define CR4_LA57_MASK (1U << 12) 242 #define CR4_VMXE_MASK (1U << 13) 243 #define CR4_SMXE_MASK (1U << 14) 244 #define CR4_FSGSBASE_MASK (1U << 16) 245 #define CR4_PCIDE_MASK (1U << 17) 246 #define CR4_OSXSAVE_MASK (1U << 18) 247 #define CR4_SMEP_MASK (1U << 20) 248 #define CR4_SMAP_MASK (1U << 21) 249 #define CR4_PKE_MASK (1U << 22) 250 #define CR4_PKS_MASK (1U << 24) 251 252 #define DR6_BD (1 << 13) 253 #define DR6_BS (1 << 14) 254 #define DR6_BT (1 << 15) 255 #define DR6_FIXED_1 0xffff0ff0 256 257 #define DR7_GD (1 << 13) 258 #define DR7_TYPE_SHIFT 16 259 #define DR7_LEN_SHIFT 18 260 #define DR7_FIXED_1 0x00000400 261 #define DR7_GLOBAL_BP_MASK 0xaa 262 #define DR7_LOCAL_BP_MASK 0x55 263 #define DR7_MAX_BP 4 264 #define DR7_TYPE_BP_INST 0x0 265 #define DR7_TYPE_DATA_WR 0x1 266 #define DR7_TYPE_IO_RW 0x2 267 #define DR7_TYPE_DATA_RW 0x3 268 269 #define PG_PRESENT_BIT 0 270 #define PG_RW_BIT 1 271 #define PG_USER_BIT 2 272 #define PG_PWT_BIT 3 273 #define PG_PCD_BIT 4 274 #define PG_ACCESSED_BIT 5 275 #define PG_DIRTY_BIT 6 276 #define PG_PSE_BIT 7 277 #define PG_GLOBAL_BIT 8 278 #define PG_PSE_PAT_BIT 12 279 #define PG_PKRU_BIT 59 280 #define PG_NX_BIT 63 281 282 #define PG_PRESENT_MASK (1 << PG_PRESENT_BIT) 283 #define PG_RW_MASK (1 << PG_RW_BIT) 284 #define PG_USER_MASK (1 << PG_USER_BIT) 285 #define PG_PWT_MASK (1 << PG_PWT_BIT) 286 #define PG_PCD_MASK (1 << PG_PCD_BIT) 287 #define PG_ACCESSED_MASK (1 << PG_ACCESSED_BIT) 288 #define PG_DIRTY_MASK (1 << PG_DIRTY_BIT) 289 #define PG_PSE_MASK (1 << PG_PSE_BIT) 290 #define PG_GLOBAL_MASK (1 << PG_GLOBAL_BIT) 291 #define PG_PSE_PAT_MASK (1 << PG_PSE_PAT_BIT) 292 #define PG_ADDRESS_MASK 0x000ffffffffff000LL 293 #define PG_HI_RSVD_MASK (PG_ADDRESS_MASK & ~PHYS_ADDR_MASK) 294 #define PG_HI_USER_MASK 0x7ff0000000000000LL 295 #define PG_PKRU_MASK (15ULL << PG_PKRU_BIT) 296 #define PG_NX_MASK (1ULL << PG_NX_BIT) 297 298 #define PG_ERROR_W_BIT 1 299 300 #define PG_ERROR_P_MASK 0x01 301 #define PG_ERROR_W_MASK (1 << PG_ERROR_W_BIT) 302 #define PG_ERROR_U_MASK 0x04 303 #define PG_ERROR_RSVD_MASK 0x08 304 #define PG_ERROR_I_D_MASK 0x10 305 #define PG_ERROR_PK_MASK 0x20 306 307 #define MCG_CTL_P (1ULL<<8) /* MCG_CAP register available */ 308 #define MCG_SER_P (1ULL<<24) /* MCA recovery/new status bits */ 309 #define MCG_LMCE_P (1ULL<<27) /* Local Machine Check Supported */ 310 311 #define MCE_CAP_DEF (MCG_CTL_P|MCG_SER_P) 312 #define MCE_BANKS_DEF 10 313 314 #define MCG_CAP_BANKS_MASK 0xff 315 316 #define MCG_STATUS_RIPV (1ULL<<0) /* restart ip valid */ 317 #define MCG_STATUS_EIPV (1ULL<<1) /* ip points to correct instruction */ 318 #define MCG_STATUS_MCIP (1ULL<<2) /* machine check in progress */ 319 #define MCG_STATUS_LMCE (1ULL<<3) /* Local MCE signaled */ 320 321 #define MCG_EXT_CTL_LMCE_EN (1ULL<<0) /* Local MCE enabled */ 322 323 #define MCI_STATUS_VAL (1ULL<<63) /* valid error */ 324 #define MCI_STATUS_OVER (1ULL<<62) /* previous errors lost */ 325 #define MCI_STATUS_UC (1ULL<<61) /* uncorrected error */ 326 #define MCI_STATUS_EN (1ULL<<60) /* error enabled */ 327 #define MCI_STATUS_MISCV (1ULL<<59) /* misc error reg. valid */ 328 #define MCI_STATUS_ADDRV (1ULL<<58) /* addr reg. valid */ 329 #define MCI_STATUS_PCC (1ULL<<57) /* processor context corrupt */ 330 #define MCI_STATUS_S (1ULL<<56) /* Signaled machine check */ 331 #define MCI_STATUS_AR (1ULL<<55) /* Action required */ 332 333 /* MISC register defines */ 334 #define MCM_ADDR_SEGOFF 0 /* segment offset */ 335 #define MCM_ADDR_LINEAR 1 /* linear address */ 336 #define MCM_ADDR_PHYS 2 /* physical address */ 337 #define MCM_ADDR_MEM 3 /* memory address */ 338 #define MCM_ADDR_GENERIC 7 /* generic */ 339 340 #define MSR_IA32_TSC 0x10 341 #define MSR_IA32_APICBASE 0x1b 342 #define MSR_IA32_APICBASE_BSP (1<<8) 343 #define MSR_IA32_APICBASE_ENABLE (1<<11) 344 #define MSR_IA32_APICBASE_EXTD (1 << 10) 345 #define MSR_IA32_APICBASE_BASE (0xfffffU<<12) 346 #define MSR_IA32_FEATURE_CONTROL 0x0000003a 347 #define MSR_TSC_ADJUST 0x0000003b 348 #define MSR_IA32_SPEC_CTRL 0x48 349 #define MSR_VIRT_SSBD 0xc001011f 350 #define MSR_IA32_PRED_CMD 0x49 351 #define MSR_IA32_UCODE_REV 0x8b 352 #define MSR_IA32_CORE_CAPABILITY 0xcf 353 354 #define MSR_IA32_ARCH_CAPABILITIES 0x10a 355 #define ARCH_CAP_TSX_CTRL_MSR (1<<7) 356 357 #define MSR_IA32_PERF_CAPABILITIES 0x345 358 359 #define MSR_IA32_TSX_CTRL 0x122 360 #define MSR_IA32_TSCDEADLINE 0x6e0 361 #define MSR_IA32_PKRS 0x6e1 362 363 #define FEATURE_CONTROL_LOCKED (1<<0) 364 #define FEATURE_CONTROL_VMXON_ENABLED_OUTSIDE_SMX (1<<2) 365 #define FEATURE_CONTROL_LMCE (1<<20) 366 367 #define MSR_P6_PERFCTR0 0xc1 368 369 #define MSR_IA32_SMBASE 0x9e 370 #define MSR_SMI_COUNT 0x34 371 #define MSR_CORE_THREAD_COUNT 0x35 372 #define MSR_MTRRcap 0xfe 373 #define MSR_MTRRcap_VCNT 8 374 #define MSR_MTRRcap_FIXRANGE_SUPPORT (1 << 8) 375 #define MSR_MTRRcap_WC_SUPPORTED (1 << 10) 376 377 #define MSR_IA32_SYSENTER_CS 0x174 378 #define MSR_IA32_SYSENTER_ESP 0x175 379 #define MSR_IA32_SYSENTER_EIP 0x176 380 381 #define MSR_MCG_CAP 0x179 382 #define MSR_MCG_STATUS 0x17a 383 #define MSR_MCG_CTL 0x17b 384 #define MSR_MCG_EXT_CTL 0x4d0 385 386 #define MSR_P6_EVNTSEL0 0x186 387 388 #define MSR_IA32_PERF_STATUS 0x198 389 390 #define MSR_IA32_MISC_ENABLE 0x1a0 391 /* Indicates good rep/movs microcode on some processors: */ 392 #define MSR_IA32_MISC_ENABLE_DEFAULT 1 393 #define MSR_IA32_MISC_ENABLE_MWAIT (1ULL << 18) 394 395 #define MSR_MTRRphysBase(reg) (0x200 + 2 * (reg)) 396 #define MSR_MTRRphysMask(reg) (0x200 + 2 * (reg) + 1) 397 398 #define MSR_MTRRphysIndex(addr) ((((addr) & ~1u) - 0x200) / 2) 399 400 #define MSR_MTRRfix64K_00000 0x250 401 #define MSR_MTRRfix16K_80000 0x258 402 #define MSR_MTRRfix16K_A0000 0x259 403 #define MSR_MTRRfix4K_C0000 0x268 404 #define MSR_MTRRfix4K_C8000 0x269 405 #define MSR_MTRRfix4K_D0000 0x26a 406 #define MSR_MTRRfix4K_D8000 0x26b 407 #define MSR_MTRRfix4K_E0000 0x26c 408 #define MSR_MTRRfix4K_E8000 0x26d 409 #define MSR_MTRRfix4K_F0000 0x26e 410 #define MSR_MTRRfix4K_F8000 0x26f 411 412 #define MSR_PAT 0x277 413 414 #define MSR_MTRRdefType 0x2ff 415 416 #define MSR_CORE_PERF_FIXED_CTR0 0x309 417 #define MSR_CORE_PERF_FIXED_CTR1 0x30a 418 #define MSR_CORE_PERF_FIXED_CTR2 0x30b 419 #define MSR_CORE_PERF_FIXED_CTR_CTRL 0x38d 420 #define MSR_CORE_PERF_GLOBAL_STATUS 0x38e 421 #define MSR_CORE_PERF_GLOBAL_CTRL 0x38f 422 #define MSR_CORE_PERF_GLOBAL_OVF_CTRL 0x390 423 424 #define MSR_MC0_CTL 0x400 425 #define MSR_MC0_STATUS 0x401 426 #define MSR_MC0_ADDR 0x402 427 #define MSR_MC0_MISC 0x403 428 429 #define MSR_IA32_RTIT_OUTPUT_BASE 0x560 430 #define MSR_IA32_RTIT_OUTPUT_MASK 0x561 431 #define MSR_IA32_RTIT_CTL 0x570 432 #define MSR_IA32_RTIT_STATUS 0x571 433 #define MSR_IA32_RTIT_CR3_MATCH 0x572 434 #define MSR_IA32_RTIT_ADDR0_A 0x580 435 #define MSR_IA32_RTIT_ADDR0_B 0x581 436 #define MSR_IA32_RTIT_ADDR1_A 0x582 437 #define MSR_IA32_RTIT_ADDR1_B 0x583 438 #define MSR_IA32_RTIT_ADDR2_A 0x584 439 #define MSR_IA32_RTIT_ADDR2_B 0x585 440 #define MSR_IA32_RTIT_ADDR3_A 0x586 441 #define MSR_IA32_RTIT_ADDR3_B 0x587 442 #define MAX_RTIT_ADDRS 8 443 444 #define MSR_EFER 0xc0000080 445 446 #define MSR_EFER_SCE (1 << 0) 447 #define MSR_EFER_LME (1 << 8) 448 #define MSR_EFER_LMA (1 << 10) 449 #define MSR_EFER_NXE (1 << 11) 450 #define MSR_EFER_SVME (1 << 12) 451 #define MSR_EFER_FFXSR (1 << 14) 452 453 #define MSR_STAR 0xc0000081 454 #define MSR_LSTAR 0xc0000082 455 #define MSR_CSTAR 0xc0000083 456 #define MSR_FMASK 0xc0000084 457 #define MSR_FSBASE 0xc0000100 458 #define MSR_GSBASE 0xc0000101 459 #define MSR_KERNELGSBASE 0xc0000102 460 #define MSR_TSC_AUX 0xc0000103 461 462 #define MSR_VM_HSAVE_PA 0xc0010117 463 464 #define MSR_IA32_BNDCFGS 0x00000d90 465 #define MSR_IA32_XSS 0x00000da0 466 #define MSR_IA32_UMWAIT_CONTROL 0xe1 467 468 #define MSR_IA32_VMX_BASIC 0x00000480 469 #define MSR_IA32_VMX_PINBASED_CTLS 0x00000481 470 #define MSR_IA32_VMX_PROCBASED_CTLS 0x00000482 471 #define MSR_IA32_VMX_EXIT_CTLS 0x00000483 472 #define MSR_IA32_VMX_ENTRY_CTLS 0x00000484 473 #define MSR_IA32_VMX_MISC 0x00000485 474 #define MSR_IA32_VMX_CR0_FIXED0 0x00000486 475 #define MSR_IA32_VMX_CR0_FIXED1 0x00000487 476 #define MSR_IA32_VMX_CR4_FIXED0 0x00000488 477 #define MSR_IA32_VMX_CR4_FIXED1 0x00000489 478 #define MSR_IA32_VMX_VMCS_ENUM 0x0000048a 479 #define MSR_IA32_VMX_PROCBASED_CTLS2 0x0000048b 480 #define MSR_IA32_VMX_EPT_VPID_CAP 0x0000048c 481 #define MSR_IA32_VMX_TRUE_PINBASED_CTLS 0x0000048d 482 #define MSR_IA32_VMX_TRUE_PROCBASED_CTLS 0x0000048e 483 #define MSR_IA32_VMX_TRUE_EXIT_CTLS 0x0000048f 484 #define MSR_IA32_VMX_TRUE_ENTRY_CTLS 0x00000490 485 #define MSR_IA32_VMX_VMFUNC 0x00000491 486 487 #define XSTATE_FP_BIT 0 488 #define XSTATE_SSE_BIT 1 489 #define XSTATE_YMM_BIT 2 490 #define XSTATE_BNDREGS_BIT 3 491 #define XSTATE_BNDCSR_BIT 4 492 #define XSTATE_OPMASK_BIT 5 493 #define XSTATE_ZMM_Hi256_BIT 6 494 #define XSTATE_Hi16_ZMM_BIT 7 495 #define XSTATE_PKRU_BIT 9 496 497 #define XSTATE_FP_MASK (1ULL << XSTATE_FP_BIT) 498 #define XSTATE_SSE_MASK (1ULL << XSTATE_SSE_BIT) 499 #define XSTATE_YMM_MASK (1ULL << XSTATE_YMM_BIT) 500 #define XSTATE_BNDREGS_MASK (1ULL << XSTATE_BNDREGS_BIT) 501 #define XSTATE_BNDCSR_MASK (1ULL << XSTATE_BNDCSR_BIT) 502 #define XSTATE_OPMASK_MASK (1ULL << XSTATE_OPMASK_BIT) 503 #define XSTATE_ZMM_Hi256_MASK (1ULL << XSTATE_ZMM_Hi256_BIT) 504 #define XSTATE_Hi16_ZMM_MASK (1ULL << XSTATE_Hi16_ZMM_BIT) 505 #define XSTATE_PKRU_MASK (1ULL << XSTATE_PKRU_BIT) 506 507 /* CPUID feature words */ 508 typedef enum FeatureWord { 509 FEAT_1_EDX, /* CPUID[1].EDX */ 510 FEAT_1_ECX, /* CPUID[1].ECX */ 511 FEAT_7_0_EBX, /* CPUID[EAX=7,ECX=0].EBX */ 512 FEAT_7_0_ECX, /* CPUID[EAX=7,ECX=0].ECX */ 513 FEAT_7_0_EDX, /* CPUID[EAX=7,ECX=0].EDX */ 514 FEAT_7_1_EAX, /* CPUID[EAX=7,ECX=1].EAX */ 515 FEAT_8000_0001_EDX, /* CPUID[8000_0001].EDX */ 516 FEAT_8000_0001_ECX, /* CPUID[8000_0001].ECX */ 517 FEAT_8000_0007_EDX, /* CPUID[8000_0007].EDX */ 518 FEAT_8000_0008_EBX, /* CPUID[8000_0008].EBX */ 519 FEAT_C000_0001_EDX, /* CPUID[C000_0001].EDX */ 520 FEAT_KVM, /* CPUID[4000_0001].EAX (KVM_CPUID_FEATURES) */ 521 FEAT_KVM_HINTS, /* CPUID[4000_0001].EDX */ 522 FEAT_HYPERV_EAX, /* CPUID[4000_0003].EAX */ 523 FEAT_HYPERV_EBX, /* CPUID[4000_0003].EBX */ 524 FEAT_HYPERV_EDX, /* CPUID[4000_0003].EDX */ 525 FEAT_HV_RECOMM_EAX, /* CPUID[4000_0004].EAX */ 526 FEAT_HV_NESTED_EAX, /* CPUID[4000_000A].EAX */ 527 FEAT_SVM, /* CPUID[8000_000A].EDX */ 528 FEAT_XSAVE, /* CPUID[EAX=0xd,ECX=1].EAX */ 529 FEAT_6_EAX, /* CPUID[6].EAX */ 530 FEAT_XSAVE_COMP_LO, /* CPUID[EAX=0xd,ECX=0].EAX */ 531 FEAT_XSAVE_COMP_HI, /* CPUID[EAX=0xd,ECX=0].EDX */ 532 FEAT_ARCH_CAPABILITIES, 533 FEAT_CORE_CAPABILITY, 534 FEAT_PERF_CAPABILITIES, 535 FEAT_VMX_PROCBASED_CTLS, 536 FEAT_VMX_SECONDARY_CTLS, 537 FEAT_VMX_PINBASED_CTLS, 538 FEAT_VMX_EXIT_CTLS, 539 FEAT_VMX_ENTRY_CTLS, 540 FEAT_VMX_MISC, 541 FEAT_VMX_EPT_VPID_CAPS, 542 FEAT_VMX_BASIC, 543 FEAT_VMX_VMFUNC, 544 FEAT_14_0_ECX, 545 FEATURE_WORDS, 546 } FeatureWord; 547 548 typedef uint64_t FeatureWordArray[FEATURE_WORDS]; 549 550 /* cpuid_features bits */ 551 #define CPUID_FP87 (1U << 0) 552 #define CPUID_VME (1U << 1) 553 #define CPUID_DE (1U << 2) 554 #define CPUID_PSE (1U << 3) 555 #define CPUID_TSC (1U << 4) 556 #define CPUID_MSR (1U << 5) 557 #define CPUID_PAE (1U << 6) 558 #define CPUID_MCE (1U << 7) 559 #define CPUID_CX8 (1U << 8) 560 #define CPUID_APIC (1U << 9) 561 #define CPUID_SEP (1U << 11) /* sysenter/sysexit */ 562 #define CPUID_MTRR (1U << 12) 563 #define CPUID_PGE (1U << 13) 564 #define CPUID_MCA (1U << 14) 565 #define CPUID_CMOV (1U << 15) 566 #define CPUID_PAT (1U << 16) 567 #define CPUID_PSE36 (1U << 17) 568 #define CPUID_PN (1U << 18) 569 #define CPUID_CLFLUSH (1U << 19) 570 #define CPUID_DTS (1U << 21) 571 #define CPUID_ACPI (1U << 22) 572 #define CPUID_MMX (1U << 23) 573 #define CPUID_FXSR (1U << 24) 574 #define CPUID_SSE (1U << 25) 575 #define CPUID_SSE2 (1U << 26) 576 #define CPUID_SS (1U << 27) 577 #define CPUID_HT (1U << 28) 578 #define CPUID_TM (1U << 29) 579 #define CPUID_IA64 (1U << 30) 580 #define CPUID_PBE (1U << 31) 581 582 #define CPUID_EXT_SSE3 (1U << 0) 583 #define CPUID_EXT_PCLMULQDQ (1U << 1) 584 #define CPUID_EXT_DTES64 (1U << 2) 585 #define CPUID_EXT_MONITOR (1U << 3) 586 #define CPUID_EXT_DSCPL (1U << 4) 587 #define CPUID_EXT_VMX (1U << 5) 588 #define CPUID_EXT_SMX (1U << 6) 589 #define CPUID_EXT_EST (1U << 7) 590 #define CPUID_EXT_TM2 (1U << 8) 591 #define CPUID_EXT_SSSE3 (1U << 9) 592 #define CPUID_EXT_CID (1U << 10) 593 #define CPUID_EXT_FMA (1U << 12) 594 #define CPUID_EXT_CX16 (1U << 13) 595 #define CPUID_EXT_XTPR (1U << 14) 596 #define CPUID_EXT_PDCM (1U << 15) 597 #define CPUID_EXT_PCID (1U << 17) 598 #define CPUID_EXT_DCA (1U << 18) 599 #define CPUID_EXT_SSE41 (1U << 19) 600 #define CPUID_EXT_SSE42 (1U << 20) 601 #define CPUID_EXT_X2APIC (1U << 21) 602 #define CPUID_EXT_MOVBE (1U << 22) 603 #define CPUID_EXT_POPCNT (1U << 23) 604 #define CPUID_EXT_TSC_DEADLINE_TIMER (1U << 24) 605 #define CPUID_EXT_AES (1U << 25) 606 #define CPUID_EXT_XSAVE (1U << 26) 607 #define CPUID_EXT_OSXSAVE (1U << 27) 608 #define CPUID_EXT_AVX (1U << 28) 609 #define CPUID_EXT_F16C (1U << 29) 610 #define CPUID_EXT_RDRAND (1U << 30) 611 #define CPUID_EXT_HYPERVISOR (1U << 31) 612 613 #define CPUID_EXT2_FPU (1U << 0) 614 #define CPUID_EXT2_VME (1U << 1) 615 #define CPUID_EXT2_DE (1U << 2) 616 #define CPUID_EXT2_PSE (1U << 3) 617 #define CPUID_EXT2_TSC (1U << 4) 618 #define CPUID_EXT2_MSR (1U << 5) 619 #define CPUID_EXT2_PAE (1U << 6) 620 #define CPUID_EXT2_MCE (1U << 7) 621 #define CPUID_EXT2_CX8 (1U << 8) 622 #define CPUID_EXT2_APIC (1U << 9) 623 #define CPUID_EXT2_SYSCALL (1U << 11) 624 #define CPUID_EXT2_MTRR (1U << 12) 625 #define CPUID_EXT2_PGE (1U << 13) 626 #define CPUID_EXT2_MCA (1U << 14) 627 #define CPUID_EXT2_CMOV (1U << 15) 628 #define CPUID_EXT2_PAT (1U << 16) 629 #define CPUID_EXT2_PSE36 (1U << 17) 630 #define CPUID_EXT2_MP (1U << 19) 631 #define CPUID_EXT2_NX (1U << 20) 632 #define CPUID_EXT2_MMXEXT (1U << 22) 633 #define CPUID_EXT2_MMX (1U << 23) 634 #define CPUID_EXT2_FXSR (1U << 24) 635 #define CPUID_EXT2_FFXSR (1U << 25) 636 #define CPUID_EXT2_PDPE1GB (1U << 26) 637 #define CPUID_EXT2_RDTSCP (1U << 27) 638 #define CPUID_EXT2_LM (1U << 29) 639 #define CPUID_EXT2_3DNOWEXT (1U << 30) 640 #define CPUID_EXT2_3DNOW (1U << 31) 641 642 /* CPUID[8000_0001].EDX bits that are aliase of CPUID[1].EDX bits on AMD CPUs */ 643 #define CPUID_EXT2_AMD_ALIASES (CPUID_EXT2_FPU | CPUID_EXT2_VME | \ 644 CPUID_EXT2_DE | CPUID_EXT2_PSE | \ 645 CPUID_EXT2_TSC | CPUID_EXT2_MSR | \ 646 CPUID_EXT2_PAE | CPUID_EXT2_MCE | \ 647 CPUID_EXT2_CX8 | CPUID_EXT2_APIC | \ 648 CPUID_EXT2_MTRR | CPUID_EXT2_PGE | \ 649 CPUID_EXT2_MCA | CPUID_EXT2_CMOV | \ 650 CPUID_EXT2_PAT | CPUID_EXT2_PSE36 | \ 651 CPUID_EXT2_MMX | CPUID_EXT2_FXSR) 652 653 #define CPUID_EXT3_LAHF_LM (1U << 0) 654 #define CPUID_EXT3_CMP_LEG (1U << 1) 655 #define CPUID_EXT3_SVM (1U << 2) 656 #define CPUID_EXT3_EXTAPIC (1U << 3) 657 #define CPUID_EXT3_CR8LEG (1U << 4) 658 #define CPUID_EXT3_ABM (1U << 5) 659 #define CPUID_EXT3_SSE4A (1U << 6) 660 #define CPUID_EXT3_MISALIGNSSE (1U << 7) 661 #define CPUID_EXT3_3DNOWPREFETCH (1U << 8) 662 #define CPUID_EXT3_OSVW (1U << 9) 663 #define CPUID_EXT3_IBS (1U << 10) 664 #define CPUID_EXT3_XOP (1U << 11) 665 #define CPUID_EXT3_SKINIT (1U << 12) 666 #define CPUID_EXT3_WDT (1U << 13) 667 #define CPUID_EXT3_LWP (1U << 15) 668 #define CPUID_EXT3_FMA4 (1U << 16) 669 #define CPUID_EXT3_TCE (1U << 17) 670 #define CPUID_EXT3_NODEID (1U << 19) 671 #define CPUID_EXT3_TBM (1U << 21) 672 #define CPUID_EXT3_TOPOEXT (1U << 22) 673 #define CPUID_EXT3_PERFCORE (1U << 23) 674 #define CPUID_EXT3_PERFNB (1U << 24) 675 676 #define CPUID_SVM_NPT (1U << 0) 677 #define CPUID_SVM_LBRV (1U << 1) 678 #define CPUID_SVM_SVMLOCK (1U << 2) 679 #define CPUID_SVM_NRIPSAVE (1U << 3) 680 #define CPUID_SVM_TSCSCALE (1U << 4) 681 #define CPUID_SVM_VMCBCLEAN (1U << 5) 682 #define CPUID_SVM_FLUSHASID (1U << 6) 683 #define CPUID_SVM_DECODEASSIST (1U << 7) 684 #define CPUID_SVM_PAUSEFILTER (1U << 10) 685 #define CPUID_SVM_PFTHRESHOLD (1U << 12) 686 #define CPUID_SVM_AVIC (1U << 13) 687 #define CPUID_SVM_V_VMSAVE_VMLOAD (1U << 15) 688 #define CPUID_SVM_VGIF (1U << 16) 689 #define CPUID_SVM_SVME_ADDR_CHK (1U << 28) 690 691 /* Support RDFSBASE/RDGSBASE/WRFSBASE/WRGSBASE */ 692 #define CPUID_7_0_EBX_FSGSBASE (1U << 0) 693 /* 1st Group of Advanced Bit Manipulation Extensions */ 694 #define CPUID_7_0_EBX_BMI1 (1U << 3) 695 /* Hardware Lock Elision */ 696 #define CPUID_7_0_EBX_HLE (1U << 4) 697 /* Intel Advanced Vector Extensions 2 */ 698 #define CPUID_7_0_EBX_AVX2 (1U << 5) 699 /* Supervisor-mode Execution Prevention */ 700 #define CPUID_7_0_EBX_SMEP (1U << 7) 701 /* 2nd Group of Advanced Bit Manipulation Extensions */ 702 #define CPUID_7_0_EBX_BMI2 (1U << 8) 703 /* Enhanced REP MOVSB/STOSB */ 704 #define CPUID_7_0_EBX_ERMS (1U << 9) 705 /* Invalidate Process-Context Identifier */ 706 #define CPUID_7_0_EBX_INVPCID (1U << 10) 707 /* Restricted Transactional Memory */ 708 #define CPUID_7_0_EBX_RTM (1U << 11) 709 /* Memory Protection Extension */ 710 #define CPUID_7_0_EBX_MPX (1U << 14) 711 /* AVX-512 Foundation */ 712 #define CPUID_7_0_EBX_AVX512F (1U << 16) 713 /* AVX-512 Doubleword & Quadword Instruction */ 714 #define CPUID_7_0_EBX_AVX512DQ (1U << 17) 715 /* Read Random SEED */ 716 #define CPUID_7_0_EBX_RDSEED (1U << 18) 717 /* ADCX and ADOX instructions */ 718 #define CPUID_7_0_EBX_ADX (1U << 19) 719 /* Supervisor Mode Access Prevention */ 720 #define CPUID_7_0_EBX_SMAP (1U << 20) 721 /* AVX-512 Integer Fused Multiply Add */ 722 #define CPUID_7_0_EBX_AVX512IFMA (1U << 21) 723 /* Persistent Commit */ 724 #define CPUID_7_0_EBX_PCOMMIT (1U << 22) 725 /* Flush a Cache Line Optimized */ 726 #define CPUID_7_0_EBX_CLFLUSHOPT (1U << 23) 727 /* Cache Line Write Back */ 728 #define CPUID_7_0_EBX_CLWB (1U << 24) 729 /* Intel Processor Trace */ 730 #define CPUID_7_0_EBX_INTEL_PT (1U << 25) 731 /* AVX-512 Prefetch */ 732 #define CPUID_7_0_EBX_AVX512PF (1U << 26) 733 /* AVX-512 Exponential and Reciprocal */ 734 #define CPUID_7_0_EBX_AVX512ER (1U << 27) 735 /* AVX-512 Conflict Detection */ 736 #define CPUID_7_0_EBX_AVX512CD (1U << 28) 737 /* SHA1/SHA256 Instruction Extensions */ 738 #define CPUID_7_0_EBX_SHA_NI (1U << 29) 739 /* AVX-512 Byte and Word Instructions */ 740 #define CPUID_7_0_EBX_AVX512BW (1U << 30) 741 /* AVX-512 Vector Length Extensions */ 742 #define CPUID_7_0_EBX_AVX512VL (1U << 31) 743 744 /* AVX-512 Vector Byte Manipulation Instruction */ 745 #define CPUID_7_0_ECX_AVX512_VBMI (1U << 1) 746 /* User-Mode Instruction Prevention */ 747 #define CPUID_7_0_ECX_UMIP (1U << 2) 748 /* Protection Keys for User-mode Pages */ 749 #define CPUID_7_0_ECX_PKU (1U << 3) 750 /* OS Enable Protection Keys */ 751 #define CPUID_7_0_ECX_OSPKE (1U << 4) 752 /* UMONITOR/UMWAIT/TPAUSE Instructions */ 753 #define CPUID_7_0_ECX_WAITPKG (1U << 5) 754 /* Additional AVX-512 Vector Byte Manipulation Instruction */ 755 #define CPUID_7_0_ECX_AVX512_VBMI2 (1U << 6) 756 /* Galois Field New Instructions */ 757 #define CPUID_7_0_ECX_GFNI (1U << 8) 758 /* Vector AES Instructions */ 759 #define CPUID_7_0_ECX_VAES (1U << 9) 760 /* Carry-Less Multiplication Quadword */ 761 #define CPUID_7_0_ECX_VPCLMULQDQ (1U << 10) 762 /* Vector Neural Network Instructions */ 763 #define CPUID_7_0_ECX_AVX512VNNI (1U << 11) 764 /* Support for VPOPCNT[B,W] and VPSHUFBITQMB */ 765 #define CPUID_7_0_ECX_AVX512BITALG (1U << 12) 766 /* POPCNT for vectors of DW/QW */ 767 #define CPUID_7_0_ECX_AVX512_VPOPCNTDQ (1U << 14) 768 /* 5-level Page Tables */ 769 #define CPUID_7_0_ECX_LA57 (1U << 16) 770 /* Read Processor ID */ 771 #define CPUID_7_0_ECX_RDPID (1U << 22) 772 /* Bus Lock Debug Exception */ 773 #define CPUID_7_0_ECX_BUS_LOCK_DETECT (1U << 24) 774 /* Cache Line Demote Instruction */ 775 #define CPUID_7_0_ECX_CLDEMOTE (1U << 25) 776 /* Move Doubleword as Direct Store Instruction */ 777 #define CPUID_7_0_ECX_MOVDIRI (1U << 27) 778 /* Move 64 Bytes as Direct Store Instruction */ 779 #define CPUID_7_0_ECX_MOVDIR64B (1U << 28) 780 /* Protection Keys for Supervisor-mode Pages */ 781 #define CPUID_7_0_ECX_PKS (1U << 31) 782 783 /* AVX512 Neural Network Instructions */ 784 #define CPUID_7_0_EDX_AVX512_4VNNIW (1U << 2) 785 /* AVX512 Multiply Accumulation Single Precision */ 786 #define CPUID_7_0_EDX_AVX512_4FMAPS (1U << 3) 787 /* Fast Short Rep Mov */ 788 #define CPUID_7_0_EDX_FSRM (1U << 4) 789 /* AVX512 Vector Pair Intersection to a Pair of Mask Registers */ 790 #define CPUID_7_0_EDX_AVX512_VP2INTERSECT (1U << 8) 791 /* SERIALIZE instruction */ 792 #define CPUID_7_0_EDX_SERIALIZE (1U << 14) 793 /* TSX Suspend Load Address Tracking instruction */ 794 #define CPUID_7_0_EDX_TSX_LDTRK (1U << 16) 795 /* AVX512_FP16 instruction */ 796 #define CPUID_7_0_EDX_AVX512_FP16 (1U << 23) 797 /* Speculation Control */ 798 #define CPUID_7_0_EDX_SPEC_CTRL (1U << 26) 799 /* Single Thread Indirect Branch Predictors */ 800 #define CPUID_7_0_EDX_STIBP (1U << 27) 801 /* Arch Capabilities */ 802 #define CPUID_7_0_EDX_ARCH_CAPABILITIES (1U << 29) 803 /* Core Capability */ 804 #define CPUID_7_0_EDX_CORE_CAPABILITY (1U << 30) 805 /* Speculative Store Bypass Disable */ 806 #define CPUID_7_0_EDX_SPEC_CTRL_SSBD (1U << 31) 807 808 /* AVX512 BFloat16 Instruction */ 809 #define CPUID_7_1_EAX_AVX512_BF16 (1U << 5) 810 811 /* Packets which contain IP payload have LIP values */ 812 #define CPUID_14_0_ECX_LIP (1U << 31) 813 814 /* CLZERO instruction */ 815 #define CPUID_8000_0008_EBX_CLZERO (1U << 0) 816 /* Always save/restore FP error pointers */ 817 #define CPUID_8000_0008_EBX_XSAVEERPTR (1U << 2) 818 /* Write back and do not invalidate cache */ 819 #define CPUID_8000_0008_EBX_WBNOINVD (1U << 9) 820 /* Indirect Branch Prediction Barrier */ 821 #define CPUID_8000_0008_EBX_IBPB (1U << 12) 822 /* Indirect Branch Restricted Speculation */ 823 #define CPUID_8000_0008_EBX_IBRS (1U << 14) 824 /* Single Thread Indirect Branch Predictors */ 825 #define CPUID_8000_0008_EBX_STIBP (1U << 15) 826 /* Speculative Store Bypass Disable */ 827 #define CPUID_8000_0008_EBX_AMD_SSBD (1U << 24) 828 829 #define CPUID_XSAVE_XSAVEOPT (1U << 0) 830 #define CPUID_XSAVE_XSAVEC (1U << 1) 831 #define CPUID_XSAVE_XGETBV1 (1U << 2) 832 #define CPUID_XSAVE_XSAVES (1U << 3) 833 834 #define CPUID_6_EAX_ARAT (1U << 2) 835 836 /* CPUID[0x80000007].EDX flags: */ 837 #define CPUID_APM_INVTSC (1U << 8) 838 839 #define CPUID_VENDOR_SZ 12 840 841 #define CPUID_VENDOR_INTEL_1 0x756e6547 /* "Genu" */ 842 #define CPUID_VENDOR_INTEL_2 0x49656e69 /* "ineI" */ 843 #define CPUID_VENDOR_INTEL_3 0x6c65746e /* "ntel" */ 844 #define CPUID_VENDOR_INTEL "GenuineIntel" 845 846 #define CPUID_VENDOR_AMD_1 0x68747541 /* "Auth" */ 847 #define CPUID_VENDOR_AMD_2 0x69746e65 /* "enti" */ 848 #define CPUID_VENDOR_AMD_3 0x444d4163 /* "cAMD" */ 849 #define CPUID_VENDOR_AMD "AuthenticAMD" 850 851 #define CPUID_VENDOR_VIA "CentaurHauls" 852 853 #define CPUID_VENDOR_HYGON "HygonGenuine" 854 855 #define IS_INTEL_CPU(env) ((env)->cpuid_vendor1 == CPUID_VENDOR_INTEL_1 && \ 856 (env)->cpuid_vendor2 == CPUID_VENDOR_INTEL_2 && \ 857 (env)->cpuid_vendor3 == CPUID_VENDOR_INTEL_3) 858 #define IS_AMD_CPU(env) ((env)->cpuid_vendor1 == CPUID_VENDOR_AMD_1 && \ 859 (env)->cpuid_vendor2 == CPUID_VENDOR_AMD_2 && \ 860 (env)->cpuid_vendor3 == CPUID_VENDOR_AMD_3) 861 862 #define CPUID_MWAIT_IBE (1U << 1) /* Interrupts can exit capability */ 863 #define CPUID_MWAIT_EMX (1U << 0) /* enumeration supported */ 864 865 /* CPUID[0xB].ECX level types */ 866 #define CPUID_TOPOLOGY_LEVEL_INVALID (0U << 8) 867 #define CPUID_TOPOLOGY_LEVEL_SMT (1U << 8) 868 #define CPUID_TOPOLOGY_LEVEL_CORE (2U << 8) 869 #define CPUID_TOPOLOGY_LEVEL_DIE (5U << 8) 870 871 /* MSR Feature Bits */ 872 #define MSR_ARCH_CAP_RDCL_NO (1U << 0) 873 #define MSR_ARCH_CAP_IBRS_ALL (1U << 1) 874 #define MSR_ARCH_CAP_RSBA (1U << 2) 875 #define MSR_ARCH_CAP_SKIP_L1DFL_VMENTRY (1U << 3) 876 #define MSR_ARCH_CAP_SSB_NO (1U << 4) 877 #define MSR_ARCH_CAP_MDS_NO (1U << 5) 878 #define MSR_ARCH_CAP_PSCHANGE_MC_NO (1U << 6) 879 #define MSR_ARCH_CAP_TSX_CTRL_MSR (1U << 7) 880 #define MSR_ARCH_CAP_TAA_NO (1U << 8) 881 882 #define MSR_CORE_CAP_SPLIT_LOCK_DETECT (1U << 5) 883 884 /* VMX MSR features */ 885 #define MSR_VMX_BASIC_VMCS_REVISION_MASK 0x7FFFFFFFull 886 #define MSR_VMX_BASIC_VMXON_REGION_SIZE_MASK (0x00001FFFull << 32) 887 #define MSR_VMX_BASIC_VMCS_MEM_TYPE_MASK (0x003C0000ull << 32) 888 #define MSR_VMX_BASIC_DUAL_MONITOR (1ULL << 49) 889 #define MSR_VMX_BASIC_INS_OUTS (1ULL << 54) 890 #define MSR_VMX_BASIC_TRUE_CTLS (1ULL << 55) 891 892 #define MSR_VMX_MISC_PREEMPTION_TIMER_SHIFT_MASK 0x1Full 893 #define MSR_VMX_MISC_STORE_LMA (1ULL << 5) 894 #define MSR_VMX_MISC_ACTIVITY_HLT (1ULL << 6) 895 #define MSR_VMX_MISC_ACTIVITY_SHUTDOWN (1ULL << 7) 896 #define MSR_VMX_MISC_ACTIVITY_WAIT_SIPI (1ULL << 8) 897 #define MSR_VMX_MISC_MAX_MSR_LIST_SIZE_MASK 0x0E000000ull 898 #define MSR_VMX_MISC_VMWRITE_VMEXIT (1ULL << 29) 899 #define MSR_VMX_MISC_ZERO_LEN_INJECT (1ULL << 30) 900 901 #define MSR_VMX_EPT_EXECONLY (1ULL << 0) 902 #define MSR_VMX_EPT_PAGE_WALK_LENGTH_4 (1ULL << 6) 903 #define MSR_VMX_EPT_PAGE_WALK_LENGTH_5 (1ULL << 7) 904 #define MSR_VMX_EPT_UC (1ULL << 8) 905 #define MSR_VMX_EPT_WB (1ULL << 14) 906 #define MSR_VMX_EPT_2MB (1ULL << 16) 907 #define MSR_VMX_EPT_1GB (1ULL << 17) 908 #define MSR_VMX_EPT_INVEPT (1ULL << 20) 909 #define MSR_VMX_EPT_AD_BITS (1ULL << 21) 910 #define MSR_VMX_EPT_ADVANCED_VMEXIT_INFO (1ULL << 22) 911 #define MSR_VMX_EPT_INVEPT_SINGLE_CONTEXT (1ULL << 25) 912 #define MSR_VMX_EPT_INVEPT_ALL_CONTEXT (1ULL << 26) 913 #define MSR_VMX_EPT_INVVPID (1ULL << 32) 914 #define MSR_VMX_EPT_INVVPID_SINGLE_ADDR (1ULL << 40) 915 #define MSR_VMX_EPT_INVVPID_SINGLE_CONTEXT (1ULL << 41) 916 #define MSR_VMX_EPT_INVVPID_ALL_CONTEXT (1ULL << 42) 917 #define MSR_VMX_EPT_INVVPID_SINGLE_CONTEXT_NOGLOBALS (1ULL << 43) 918 919 #define MSR_VMX_VMFUNC_EPT_SWITCHING (1ULL << 0) 920 921 922 /* VMX controls */ 923 #define VMX_CPU_BASED_VIRTUAL_INTR_PENDING 0x00000004 924 #define VMX_CPU_BASED_USE_TSC_OFFSETING 0x00000008 925 #define VMX_CPU_BASED_HLT_EXITING 0x00000080 926 #define VMX_CPU_BASED_INVLPG_EXITING 0x00000200 927 #define VMX_CPU_BASED_MWAIT_EXITING 0x00000400 928 #define VMX_CPU_BASED_RDPMC_EXITING 0x00000800 929 #define VMX_CPU_BASED_RDTSC_EXITING 0x00001000 930 #define VMX_CPU_BASED_CR3_LOAD_EXITING 0x00008000 931 #define VMX_CPU_BASED_CR3_STORE_EXITING 0x00010000 932 #define VMX_CPU_BASED_CR8_LOAD_EXITING 0x00080000 933 #define VMX_CPU_BASED_CR8_STORE_EXITING 0x00100000 934 #define VMX_CPU_BASED_TPR_SHADOW 0x00200000 935 #define VMX_CPU_BASED_VIRTUAL_NMI_PENDING 0x00400000 936 #define VMX_CPU_BASED_MOV_DR_EXITING 0x00800000 937 #define VMX_CPU_BASED_UNCOND_IO_EXITING 0x01000000 938 #define VMX_CPU_BASED_USE_IO_BITMAPS 0x02000000 939 #define VMX_CPU_BASED_MONITOR_TRAP_FLAG 0x08000000 940 #define VMX_CPU_BASED_USE_MSR_BITMAPS 0x10000000 941 #define VMX_CPU_BASED_MONITOR_EXITING 0x20000000 942 #define VMX_CPU_BASED_PAUSE_EXITING 0x40000000 943 #define VMX_CPU_BASED_ACTIVATE_SECONDARY_CONTROLS 0x80000000 944 945 #define VMX_SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES 0x00000001 946 #define VMX_SECONDARY_EXEC_ENABLE_EPT 0x00000002 947 #define VMX_SECONDARY_EXEC_DESC 0x00000004 948 #define VMX_SECONDARY_EXEC_RDTSCP 0x00000008 949 #define VMX_SECONDARY_EXEC_VIRTUALIZE_X2APIC_MODE 0x00000010 950 #define VMX_SECONDARY_EXEC_ENABLE_VPID 0x00000020 951 #define VMX_SECONDARY_EXEC_WBINVD_EXITING 0x00000040 952 #define VMX_SECONDARY_EXEC_UNRESTRICTED_GUEST 0x00000080 953 #define VMX_SECONDARY_EXEC_APIC_REGISTER_VIRT 0x00000100 954 #define VMX_SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY 0x00000200 955 #define VMX_SECONDARY_EXEC_PAUSE_LOOP_EXITING 0x00000400 956 #define VMX_SECONDARY_EXEC_RDRAND_EXITING 0x00000800 957 #define VMX_SECONDARY_EXEC_ENABLE_INVPCID 0x00001000 958 #define VMX_SECONDARY_EXEC_ENABLE_VMFUNC 0x00002000 959 #define VMX_SECONDARY_EXEC_SHADOW_VMCS 0x00004000 960 #define VMX_SECONDARY_EXEC_ENCLS_EXITING 0x00008000 961 #define VMX_SECONDARY_EXEC_RDSEED_EXITING 0x00010000 962 #define VMX_SECONDARY_EXEC_ENABLE_PML 0x00020000 963 #define VMX_SECONDARY_EXEC_XSAVES 0x00100000 964 965 #define VMX_PIN_BASED_EXT_INTR_MASK 0x00000001 966 #define VMX_PIN_BASED_NMI_EXITING 0x00000008 967 #define VMX_PIN_BASED_VIRTUAL_NMIS 0x00000020 968 #define VMX_PIN_BASED_VMX_PREEMPTION_TIMER 0x00000040 969 #define VMX_PIN_BASED_POSTED_INTR 0x00000080 970 971 #define VMX_VM_EXIT_SAVE_DEBUG_CONTROLS 0x00000004 972 #define VMX_VM_EXIT_HOST_ADDR_SPACE_SIZE 0x00000200 973 #define VMX_VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL 0x00001000 974 #define VMX_VM_EXIT_ACK_INTR_ON_EXIT 0x00008000 975 #define VMX_VM_EXIT_SAVE_IA32_PAT 0x00040000 976 #define VMX_VM_EXIT_LOAD_IA32_PAT 0x00080000 977 #define VMX_VM_EXIT_SAVE_IA32_EFER 0x00100000 978 #define VMX_VM_EXIT_LOAD_IA32_EFER 0x00200000 979 #define VMX_VM_EXIT_SAVE_VMX_PREEMPTION_TIMER 0x00400000 980 #define VMX_VM_EXIT_CLEAR_BNDCFGS 0x00800000 981 #define VMX_VM_EXIT_PT_CONCEAL_PIP 0x01000000 982 #define VMX_VM_EXIT_CLEAR_IA32_RTIT_CTL 0x02000000 983 #define VMX_VM_EXIT_LOAD_IA32_PKRS 0x20000000 984 985 #define VMX_VM_ENTRY_LOAD_DEBUG_CONTROLS 0x00000004 986 #define VMX_VM_ENTRY_IA32E_MODE 0x00000200 987 #define VMX_VM_ENTRY_SMM 0x00000400 988 #define VMX_VM_ENTRY_DEACT_DUAL_MONITOR 0x00000800 989 #define VMX_VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL 0x00002000 990 #define VMX_VM_ENTRY_LOAD_IA32_PAT 0x00004000 991 #define VMX_VM_ENTRY_LOAD_IA32_EFER 0x00008000 992 #define VMX_VM_ENTRY_LOAD_BNDCFGS 0x00010000 993 #define VMX_VM_ENTRY_PT_CONCEAL_PIP 0x00020000 994 #define VMX_VM_ENTRY_LOAD_IA32_RTIT_CTL 0x00040000 995 #define VMX_VM_ENTRY_LOAD_IA32_PKRS 0x00400000 996 997 /* Supported Hyper-V Enlightenments */ 998 #define HYPERV_FEAT_RELAXED 0 999 #define HYPERV_FEAT_VAPIC 1 1000 #define HYPERV_FEAT_TIME 2 1001 #define HYPERV_FEAT_CRASH 3 1002 #define HYPERV_FEAT_RESET 4 1003 #define HYPERV_FEAT_VPINDEX 5 1004 #define HYPERV_FEAT_RUNTIME 6 1005 #define HYPERV_FEAT_SYNIC 7 1006 #define HYPERV_FEAT_STIMER 8 1007 #define HYPERV_FEAT_FREQUENCIES 9 1008 #define HYPERV_FEAT_REENLIGHTENMENT 10 1009 #define HYPERV_FEAT_TLBFLUSH 11 1010 #define HYPERV_FEAT_EVMCS 12 1011 #define HYPERV_FEAT_IPI 13 1012 #define HYPERV_FEAT_STIMER_DIRECT 14 1013 1014 #ifndef HYPERV_SPINLOCK_NEVER_NOTIFY 1015 #define HYPERV_SPINLOCK_NEVER_NOTIFY 0xFFFFFFFF 1016 #endif 1017 1018 #define EXCP00_DIVZ 0 1019 #define EXCP01_DB 1 1020 #define EXCP02_NMI 2 1021 #define EXCP03_INT3 3 1022 #define EXCP04_INTO 4 1023 #define EXCP05_BOUND 5 1024 #define EXCP06_ILLOP 6 1025 #define EXCP07_PREX 7 1026 #define EXCP08_DBLE 8 1027 #define EXCP09_XERR 9 1028 #define EXCP0A_TSS 10 1029 #define EXCP0B_NOSEG 11 1030 #define EXCP0C_STACK 12 1031 #define EXCP0D_GPF 13 1032 #define EXCP0E_PAGE 14 1033 #define EXCP10_COPR 16 1034 #define EXCP11_ALGN 17 1035 #define EXCP12_MCHK 18 1036 1037 #define EXCP_VMEXIT 0x100 /* only for system emulation */ 1038 #define EXCP_SYSCALL 0x101 /* only for user emulation */ 1039 #define EXCP_VSYSCALL 0x102 /* only for user emulation */ 1040 1041 /* i386-specific interrupt pending bits. */ 1042 #define CPU_INTERRUPT_POLL CPU_INTERRUPT_TGT_EXT_1 1043 #define CPU_INTERRUPT_SMI CPU_INTERRUPT_TGT_EXT_2 1044 #define CPU_INTERRUPT_NMI CPU_INTERRUPT_TGT_EXT_3 1045 #define CPU_INTERRUPT_MCE CPU_INTERRUPT_TGT_EXT_4 1046 #define CPU_INTERRUPT_VIRQ CPU_INTERRUPT_TGT_INT_0 1047 #define CPU_INTERRUPT_SIPI CPU_INTERRUPT_TGT_INT_1 1048 #define CPU_INTERRUPT_TPR CPU_INTERRUPT_TGT_INT_2 1049 1050 /* Use a clearer name for this. */ 1051 #define CPU_INTERRUPT_INIT CPU_INTERRUPT_RESET 1052 1053 /* Instead of computing the condition codes after each x86 instruction, 1054 * QEMU just stores one operand (called CC_SRC), the result 1055 * (called CC_DST) and the type of operation (called CC_OP). When the 1056 * condition codes are needed, the condition codes can be calculated 1057 * using this information. Condition codes are not generated if they 1058 * are only needed for conditional branches. 1059 */ 1060 typedef enum { 1061 CC_OP_DYNAMIC, /* must use dynamic code to get cc_op */ 1062 CC_OP_EFLAGS, /* all cc are explicitly computed, CC_SRC = flags */ 1063 1064 CC_OP_MULB, /* modify all flags, C, O = (CC_SRC != 0) */ 1065 CC_OP_MULW, 1066 CC_OP_MULL, 1067 CC_OP_MULQ, 1068 1069 CC_OP_ADDB, /* modify all flags, CC_DST = res, CC_SRC = src1 */ 1070 CC_OP_ADDW, 1071 CC_OP_ADDL, 1072 CC_OP_ADDQ, 1073 1074 CC_OP_ADCB, /* modify all flags, CC_DST = res, CC_SRC = src1 */ 1075 CC_OP_ADCW, 1076 CC_OP_ADCL, 1077 CC_OP_ADCQ, 1078 1079 CC_OP_SUBB, /* modify all flags, CC_DST = res, CC_SRC = src1 */ 1080 CC_OP_SUBW, 1081 CC_OP_SUBL, 1082 CC_OP_SUBQ, 1083 1084 CC_OP_SBBB, /* modify all flags, CC_DST = res, CC_SRC = src1 */ 1085 CC_OP_SBBW, 1086 CC_OP_SBBL, 1087 CC_OP_SBBQ, 1088 1089 CC_OP_LOGICB, /* modify all flags, CC_DST = res */ 1090 CC_OP_LOGICW, 1091 CC_OP_LOGICL, 1092 CC_OP_LOGICQ, 1093 1094 CC_OP_INCB, /* modify all flags except, CC_DST = res, CC_SRC = C */ 1095 CC_OP_INCW, 1096 CC_OP_INCL, 1097 CC_OP_INCQ, 1098 1099 CC_OP_DECB, /* modify all flags except, CC_DST = res, CC_SRC = C */ 1100 CC_OP_DECW, 1101 CC_OP_DECL, 1102 CC_OP_DECQ, 1103 1104 CC_OP_SHLB, /* modify all flags, CC_DST = res, CC_SRC.msb = C */ 1105 CC_OP_SHLW, 1106 CC_OP_SHLL, 1107 CC_OP_SHLQ, 1108 1109 CC_OP_SARB, /* modify all flags, CC_DST = res, CC_SRC.lsb = C */ 1110 CC_OP_SARW, 1111 CC_OP_SARL, 1112 CC_OP_SARQ, 1113 1114 CC_OP_BMILGB, /* Z,S via CC_DST, C = SRC==0; O=0; P,A undefined */ 1115 CC_OP_BMILGW, 1116 CC_OP_BMILGL, 1117 CC_OP_BMILGQ, 1118 1119 CC_OP_ADCX, /* CC_DST = C, CC_SRC = rest. */ 1120 CC_OP_ADOX, /* CC_DST = O, CC_SRC = rest. */ 1121 CC_OP_ADCOX, /* CC_DST = C, CC_SRC2 = O, CC_SRC = rest. */ 1122 1123 CC_OP_CLR, /* Z set, all other flags clear. */ 1124 CC_OP_POPCNT, /* Z via CC_SRC, all other flags clear. */ 1125 1126 CC_OP_NB, 1127 } CCOp; 1128 1129 typedef struct SegmentCache { 1130 uint32_t selector; 1131 target_ulong base; 1132 uint32_t limit; 1133 uint32_t flags; 1134 } SegmentCache; 1135 1136 #define MMREG_UNION(n, bits) \ 1137 union n { \ 1138 uint8_t _b_##n[(bits)/8]; \ 1139 uint16_t _w_##n[(bits)/16]; \ 1140 uint32_t _l_##n[(bits)/32]; \ 1141 uint64_t _q_##n[(bits)/64]; \ 1142 float32 _s_##n[(bits)/32]; \ 1143 float64 _d_##n[(bits)/64]; \ 1144 } 1145 1146 typedef union { 1147 uint8_t _b[16]; 1148 uint16_t _w[8]; 1149 uint32_t _l[4]; 1150 uint64_t _q[2]; 1151 } XMMReg; 1152 1153 typedef union { 1154 uint8_t _b[32]; 1155 uint16_t _w[16]; 1156 uint32_t _l[8]; 1157 uint64_t _q[4]; 1158 } YMMReg; 1159 1160 typedef MMREG_UNION(ZMMReg, 512) ZMMReg; 1161 typedef MMREG_UNION(MMXReg, 64) MMXReg; 1162 1163 typedef struct BNDReg { 1164 uint64_t lb; 1165 uint64_t ub; 1166 } BNDReg; 1167 1168 typedef struct BNDCSReg { 1169 uint64_t cfgu; 1170 uint64_t sts; 1171 } BNDCSReg; 1172 1173 #define BNDCFG_ENABLE 1ULL 1174 #define BNDCFG_BNDPRESERVE 2ULL 1175 #define BNDCFG_BDIR_MASK TARGET_PAGE_MASK 1176 1177 #ifdef HOST_WORDS_BIGENDIAN 1178 #define ZMM_B(n) _b_ZMMReg[63 - (n)] 1179 #define ZMM_W(n) _w_ZMMReg[31 - (n)] 1180 #define ZMM_L(n) _l_ZMMReg[15 - (n)] 1181 #define ZMM_S(n) _s_ZMMReg[15 - (n)] 1182 #define ZMM_Q(n) _q_ZMMReg[7 - (n)] 1183 #define ZMM_D(n) _d_ZMMReg[7 - (n)] 1184 1185 #define MMX_B(n) _b_MMXReg[7 - (n)] 1186 #define MMX_W(n) _w_MMXReg[3 - (n)] 1187 #define MMX_L(n) _l_MMXReg[1 - (n)] 1188 #define MMX_S(n) _s_MMXReg[1 - (n)] 1189 #else 1190 #define ZMM_B(n) _b_ZMMReg[n] 1191 #define ZMM_W(n) _w_ZMMReg[n] 1192 #define ZMM_L(n) _l_ZMMReg[n] 1193 #define ZMM_S(n) _s_ZMMReg[n] 1194 #define ZMM_Q(n) _q_ZMMReg[n] 1195 #define ZMM_D(n) _d_ZMMReg[n] 1196 1197 #define MMX_B(n) _b_MMXReg[n] 1198 #define MMX_W(n) _w_MMXReg[n] 1199 #define MMX_L(n) _l_MMXReg[n] 1200 #define MMX_S(n) _s_MMXReg[n] 1201 #endif 1202 #define MMX_Q(n) _q_MMXReg[n] 1203 1204 typedef union { 1205 floatx80 d __attribute__((aligned(16))); 1206 MMXReg mmx; 1207 } FPReg; 1208 1209 typedef struct { 1210 uint64_t base; 1211 uint64_t mask; 1212 } MTRRVar; 1213 1214 #define CPU_NB_REGS64 16 1215 #define CPU_NB_REGS32 8 1216 1217 #ifdef TARGET_X86_64 1218 #define CPU_NB_REGS CPU_NB_REGS64 1219 #else 1220 #define CPU_NB_REGS CPU_NB_REGS32 1221 #endif 1222 1223 #define MAX_FIXED_COUNTERS 3 1224 #define MAX_GP_COUNTERS (MSR_IA32_PERF_STATUS - MSR_P6_EVNTSEL0) 1225 1226 #define TARGET_INSN_START_EXTRA_WORDS 1 1227 1228 #define NB_OPMASK_REGS 8 1229 1230 /* CPU can't have 0xFFFFFFFF APIC ID, use that value to distinguish 1231 * that APIC ID hasn't been set yet 1232 */ 1233 #define UNASSIGNED_APIC_ID 0xFFFFFFFF 1234 1235 typedef union X86LegacyXSaveArea { 1236 struct { 1237 uint16_t fcw; 1238 uint16_t fsw; 1239 uint8_t ftw; 1240 uint8_t reserved; 1241 uint16_t fpop; 1242 uint64_t fpip; 1243 uint64_t fpdp; 1244 uint32_t mxcsr; 1245 uint32_t mxcsr_mask; 1246 FPReg fpregs[8]; 1247 uint8_t xmm_regs[16][16]; 1248 }; 1249 uint8_t data[512]; 1250 } X86LegacyXSaveArea; 1251 1252 typedef struct X86XSaveHeader { 1253 uint64_t xstate_bv; 1254 uint64_t xcomp_bv; 1255 uint64_t reserve0; 1256 uint8_t reserved[40]; 1257 } X86XSaveHeader; 1258 1259 /* Ext. save area 2: AVX State */ 1260 typedef struct XSaveAVX { 1261 uint8_t ymmh[16][16]; 1262 } XSaveAVX; 1263 1264 /* Ext. save area 3: BNDREG */ 1265 typedef struct XSaveBNDREG { 1266 BNDReg bnd_regs[4]; 1267 } XSaveBNDREG; 1268 1269 /* Ext. save area 4: BNDCSR */ 1270 typedef union XSaveBNDCSR { 1271 BNDCSReg bndcsr; 1272 uint8_t data[64]; 1273 } XSaveBNDCSR; 1274 1275 /* Ext. save area 5: Opmask */ 1276 typedef struct XSaveOpmask { 1277 uint64_t opmask_regs[NB_OPMASK_REGS]; 1278 } XSaveOpmask; 1279 1280 /* Ext. save area 6: ZMM_Hi256 */ 1281 typedef struct XSaveZMM_Hi256 { 1282 uint8_t zmm_hi256[16][32]; 1283 } XSaveZMM_Hi256; 1284 1285 /* Ext. save area 7: Hi16_ZMM */ 1286 typedef struct XSaveHi16_ZMM { 1287 uint8_t hi16_zmm[16][64]; 1288 } XSaveHi16_ZMM; 1289 1290 /* Ext. save area 9: PKRU state */ 1291 typedef struct XSavePKRU { 1292 uint32_t pkru; 1293 uint32_t padding; 1294 } XSavePKRU; 1295 1296 typedef struct X86XSaveArea { 1297 X86LegacyXSaveArea legacy; 1298 X86XSaveHeader header; 1299 1300 /* Extended save areas: */ 1301 1302 /* AVX State: */ 1303 XSaveAVX avx_state; 1304 uint8_t padding[960 - 576 - sizeof(XSaveAVX)]; 1305 /* MPX State: */ 1306 XSaveBNDREG bndreg_state; 1307 XSaveBNDCSR bndcsr_state; 1308 /* AVX-512 State: */ 1309 XSaveOpmask opmask_state; 1310 XSaveZMM_Hi256 zmm_hi256_state; 1311 XSaveHi16_ZMM hi16_zmm_state; 1312 /* PKRU State: */ 1313 XSavePKRU pkru_state; 1314 } X86XSaveArea; 1315 1316 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, avx_state) != 0x240); 1317 QEMU_BUILD_BUG_ON(sizeof(XSaveAVX) != 0x100); 1318 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndreg_state) != 0x3c0); 1319 QEMU_BUILD_BUG_ON(sizeof(XSaveBNDREG) != 0x40); 1320 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndcsr_state) != 0x400); 1321 QEMU_BUILD_BUG_ON(sizeof(XSaveBNDCSR) != 0x40); 1322 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, opmask_state) != 0x440); 1323 QEMU_BUILD_BUG_ON(sizeof(XSaveOpmask) != 0x40); 1324 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, zmm_hi256_state) != 0x480); 1325 QEMU_BUILD_BUG_ON(sizeof(XSaveZMM_Hi256) != 0x200); 1326 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, hi16_zmm_state) != 0x680); 1327 QEMU_BUILD_BUG_ON(sizeof(XSaveHi16_ZMM) != 0x400); 1328 QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, pkru_state) != 0xA80); 1329 QEMU_BUILD_BUG_ON(sizeof(XSavePKRU) != 0x8); 1330 1331 typedef enum TPRAccess { 1332 TPR_ACCESS_READ, 1333 TPR_ACCESS_WRITE, 1334 } TPRAccess; 1335 1336 /* Cache information data structures: */ 1337 1338 enum CacheType { 1339 DATA_CACHE, 1340 INSTRUCTION_CACHE, 1341 UNIFIED_CACHE 1342 }; 1343 1344 typedef struct CPUCacheInfo { 1345 enum CacheType type; 1346 uint8_t level; 1347 /* Size in bytes */ 1348 uint32_t size; 1349 /* Line size, in bytes */ 1350 uint16_t line_size; 1351 /* 1352 * Associativity. 1353 * Note: representation of fully-associative caches is not implemented 1354 */ 1355 uint8_t associativity; 1356 /* Physical line partitions. CPUID[0x8000001D].EBX, CPUID[4].EBX */ 1357 uint8_t partitions; 1358 /* Number of sets. CPUID[0x8000001D].ECX, CPUID[4].ECX */ 1359 uint32_t sets; 1360 /* 1361 * Lines per tag. 1362 * AMD-specific: CPUID[0x80000005], CPUID[0x80000006]. 1363 * (Is this synonym to @partitions?) 1364 */ 1365 uint8_t lines_per_tag; 1366 1367 /* Self-initializing cache */ 1368 bool self_init; 1369 /* 1370 * WBINVD/INVD is not guaranteed to act upon lower level caches of 1371 * non-originating threads sharing this cache. 1372 * CPUID[4].EDX[bit 0], CPUID[0x8000001D].EDX[bit 0] 1373 */ 1374 bool no_invd_sharing; 1375 /* 1376 * Cache is inclusive of lower cache levels. 1377 * CPUID[4].EDX[bit 1], CPUID[0x8000001D].EDX[bit 1]. 1378 */ 1379 bool inclusive; 1380 /* 1381 * A complex function is used to index the cache, potentially using all 1382 * address bits. CPUID[4].EDX[bit 2]. 1383 */ 1384 bool complex_indexing; 1385 } CPUCacheInfo; 1386 1387 1388 typedef struct CPUCaches { 1389 CPUCacheInfo *l1d_cache; 1390 CPUCacheInfo *l1i_cache; 1391 CPUCacheInfo *l2_cache; 1392 CPUCacheInfo *l3_cache; 1393 } CPUCaches; 1394 1395 typedef struct HVFX86LazyFlags { 1396 target_ulong result; 1397 target_ulong auxbits; 1398 } HVFX86LazyFlags; 1399 1400 typedef struct CPUX86State { 1401 /* standard registers */ 1402 target_ulong regs[CPU_NB_REGS]; 1403 target_ulong eip; 1404 target_ulong eflags; /* eflags register. During CPU emulation, CC 1405 flags and DF are set to zero because they are 1406 stored elsewhere */ 1407 1408 /* emulator internal eflags handling */ 1409 target_ulong cc_dst; 1410 target_ulong cc_src; 1411 target_ulong cc_src2; 1412 uint32_t cc_op; 1413 int32_t df; /* D flag : 1 if D = 0, -1 if D = 1 */ 1414 uint32_t hflags; /* TB flags, see HF_xxx constants. These flags 1415 are known at translation time. */ 1416 uint32_t hflags2; /* various other flags, see HF2_xxx constants. */ 1417 1418 /* segments */ 1419 SegmentCache segs[6]; /* selector values */ 1420 SegmentCache ldt; 1421 SegmentCache tr; 1422 SegmentCache gdt; /* only base and limit are used */ 1423 SegmentCache idt; /* only base and limit are used */ 1424 1425 target_ulong cr[5]; /* NOTE: cr1 is unused */ 1426 int32_t a20_mask; 1427 1428 BNDReg bnd_regs[4]; 1429 BNDCSReg bndcs_regs; 1430 uint64_t msr_bndcfgs; 1431 uint64_t efer; 1432 1433 /* Beginning of state preserved by INIT (dummy marker). */ 1434 struct {} start_init_save; 1435 1436 /* FPU state */ 1437 unsigned int fpstt; /* top of stack index */ 1438 uint16_t fpus; 1439 uint16_t fpuc; 1440 uint8_t fptags[8]; /* 0 = valid, 1 = empty */ 1441 FPReg fpregs[8]; 1442 /* KVM-only so far */ 1443 uint16_t fpop; 1444 uint64_t fpip; 1445 uint64_t fpdp; 1446 1447 /* emulator internal variables */ 1448 float_status fp_status; 1449 floatx80 ft0; 1450 1451 float_status mmx_status; /* for 3DNow! float ops */ 1452 float_status sse_status; 1453 uint32_t mxcsr; 1454 ZMMReg xmm_regs[CPU_NB_REGS == 8 ? 8 : 32]; 1455 ZMMReg xmm_t0; 1456 MMXReg mmx_t0; 1457 1458 XMMReg ymmh_regs[CPU_NB_REGS]; 1459 1460 uint64_t opmask_regs[NB_OPMASK_REGS]; 1461 YMMReg zmmh_regs[CPU_NB_REGS]; 1462 ZMMReg hi16_zmm_regs[CPU_NB_REGS]; 1463 1464 /* sysenter registers */ 1465 uint32_t sysenter_cs; 1466 target_ulong sysenter_esp; 1467 target_ulong sysenter_eip; 1468 uint64_t star; 1469 1470 uint64_t vm_hsave; 1471 1472 #ifdef TARGET_X86_64 1473 target_ulong lstar; 1474 target_ulong cstar; 1475 target_ulong fmask; 1476 target_ulong kernelgsbase; 1477 #endif 1478 1479 uint64_t tsc; 1480 uint64_t tsc_adjust; 1481 uint64_t tsc_deadline; 1482 uint64_t tsc_aux; 1483 1484 uint64_t xcr0; 1485 1486 uint64_t mcg_status; 1487 uint64_t msr_ia32_misc_enable; 1488 uint64_t msr_ia32_feature_control; 1489 1490 uint64_t msr_fixed_ctr_ctrl; 1491 uint64_t msr_global_ctrl; 1492 uint64_t msr_global_status; 1493 uint64_t msr_global_ovf_ctrl; 1494 uint64_t msr_fixed_counters[MAX_FIXED_COUNTERS]; 1495 uint64_t msr_gp_counters[MAX_GP_COUNTERS]; 1496 uint64_t msr_gp_evtsel[MAX_GP_COUNTERS]; 1497 1498 uint64_t pat; 1499 uint32_t smbase; 1500 uint64_t msr_smi_count; 1501 1502 uint32_t pkru; 1503 uint32_t pkrs; 1504 uint32_t tsx_ctrl; 1505 1506 uint64_t spec_ctrl; 1507 uint64_t virt_ssbd; 1508 1509 /* End of state preserved by INIT (dummy marker). */ 1510 struct {} end_init_save; 1511 1512 uint64_t system_time_msr; 1513 uint64_t wall_clock_msr; 1514 uint64_t steal_time_msr; 1515 uint64_t async_pf_en_msr; 1516 uint64_t async_pf_int_msr; 1517 uint64_t pv_eoi_en_msr; 1518 uint64_t poll_control_msr; 1519 1520 /* Partition-wide HV MSRs, will be updated only on the first vcpu */ 1521 uint64_t msr_hv_hypercall; 1522 uint64_t msr_hv_guest_os_id; 1523 uint64_t msr_hv_tsc; 1524 1525 /* Per-VCPU HV MSRs */ 1526 uint64_t msr_hv_vapic; 1527 uint64_t msr_hv_crash_params[HV_CRASH_PARAMS]; 1528 uint64_t msr_hv_runtime; 1529 uint64_t msr_hv_synic_control; 1530 uint64_t msr_hv_synic_evt_page; 1531 uint64_t msr_hv_synic_msg_page; 1532 uint64_t msr_hv_synic_sint[HV_SINT_COUNT]; 1533 uint64_t msr_hv_stimer_config[HV_STIMER_COUNT]; 1534 uint64_t msr_hv_stimer_count[HV_STIMER_COUNT]; 1535 uint64_t msr_hv_reenlightenment_control; 1536 uint64_t msr_hv_tsc_emulation_control; 1537 uint64_t msr_hv_tsc_emulation_status; 1538 1539 uint64_t msr_rtit_ctrl; 1540 uint64_t msr_rtit_status; 1541 uint64_t msr_rtit_output_base; 1542 uint64_t msr_rtit_output_mask; 1543 uint64_t msr_rtit_cr3_match; 1544 uint64_t msr_rtit_addrs[MAX_RTIT_ADDRS]; 1545 1546 /* exception/interrupt handling */ 1547 int error_code; 1548 int exception_is_int; 1549 target_ulong exception_next_eip; 1550 target_ulong dr[8]; /* debug registers; note dr4 and dr5 are unused */ 1551 union { 1552 struct CPUBreakpoint *cpu_breakpoint[4]; 1553 struct CPUWatchpoint *cpu_watchpoint[4]; 1554 }; /* break/watchpoints for dr[0..3] */ 1555 int old_exception; /* exception in flight */ 1556 1557 uint64_t vm_vmcb; 1558 uint64_t tsc_offset; 1559 uint64_t intercept; 1560 uint16_t intercept_cr_read; 1561 uint16_t intercept_cr_write; 1562 uint16_t intercept_dr_read; 1563 uint16_t intercept_dr_write; 1564 uint32_t intercept_exceptions; 1565 uint64_t nested_cr3; 1566 uint32_t nested_pg_mode; 1567 uint8_t v_tpr; 1568 1569 /* KVM states, automatically cleared on reset */ 1570 uint8_t nmi_injected; 1571 uint8_t nmi_pending; 1572 1573 uintptr_t retaddr; 1574 1575 /* Fields up to this point are cleared by a CPU reset */ 1576 struct {} end_reset_fields; 1577 1578 /* Fields after this point are preserved across CPU reset. */ 1579 1580 /* processor features (e.g. for CPUID insn) */ 1581 /* Minimum cpuid leaf 7 value */ 1582 uint32_t cpuid_level_func7; 1583 /* Actual cpuid leaf 7 value */ 1584 uint32_t cpuid_min_level_func7; 1585 /* Minimum level/xlevel/xlevel2, based on CPU model + features */ 1586 uint32_t cpuid_min_level, cpuid_min_xlevel, cpuid_min_xlevel2; 1587 /* Maximum level/xlevel/xlevel2 value for auto-assignment: */ 1588 uint32_t cpuid_max_level, cpuid_max_xlevel, cpuid_max_xlevel2; 1589 /* Actual level/xlevel/xlevel2 value: */ 1590 uint32_t cpuid_level, cpuid_xlevel, cpuid_xlevel2; 1591 uint32_t cpuid_vendor1; 1592 uint32_t cpuid_vendor2; 1593 uint32_t cpuid_vendor3; 1594 uint32_t cpuid_version; 1595 FeatureWordArray features; 1596 /* Features that were explicitly enabled/disabled */ 1597 FeatureWordArray user_features; 1598 uint32_t cpuid_model[12]; 1599 /* Cache information for CPUID. When legacy-cache=on, the cache data 1600 * on each CPUID leaf will be different, because we keep compatibility 1601 * with old QEMU versions. 1602 */ 1603 CPUCaches cache_info_cpuid2, cache_info_cpuid4, cache_info_amd; 1604 1605 /* MTRRs */ 1606 uint64_t mtrr_fixed[11]; 1607 uint64_t mtrr_deftype; 1608 MTRRVar mtrr_var[MSR_MTRRcap_VCNT]; 1609 1610 /* For KVM */ 1611 uint32_t mp_state; 1612 int32_t exception_nr; 1613 int32_t interrupt_injected; 1614 uint8_t soft_interrupt; 1615 uint8_t exception_pending; 1616 uint8_t exception_injected; 1617 uint8_t has_error_code; 1618 uint8_t exception_has_payload; 1619 uint64_t exception_payload; 1620 uint32_t ins_len; 1621 uint32_t sipi_vector; 1622 bool tsc_valid; 1623 int64_t tsc_khz; 1624 int64_t user_tsc_khz; /* for sanity check only */ 1625 uint64_t apic_bus_freq; 1626 #if defined(CONFIG_KVM) || defined(CONFIG_HVF) 1627 void *xsave_buf; 1628 #endif 1629 #if defined(CONFIG_KVM) 1630 struct kvm_nested_state *nested_state; 1631 #endif 1632 #if defined(CONFIG_HVF) 1633 HVFX86LazyFlags hvf_lflags; 1634 void *hvf_mmio_buf; 1635 #endif 1636 1637 uint64_t mcg_cap; 1638 uint64_t mcg_ctl; 1639 uint64_t mcg_ext_ctl; 1640 uint64_t mce_banks[MCE_BANKS_DEF*4]; 1641 uint64_t xstate_bv; 1642 1643 /* vmstate */ 1644 uint16_t fpus_vmstate; 1645 uint16_t fptag_vmstate; 1646 uint16_t fpregs_format_vmstate; 1647 1648 uint64_t xss; 1649 uint32_t umwait; 1650 1651 TPRAccess tpr_access_type; 1652 1653 unsigned nr_dies; 1654 } CPUX86State; 1655 1656 struct kvm_msrs; 1657 1658 /** 1659 * X86CPU: 1660 * @env: #CPUX86State 1661 * @migratable: If set, only migratable flags will be accepted when "enforce" 1662 * mode is used, and only migratable flags will be included in the "host" 1663 * CPU model. 1664 * 1665 * An x86 CPU. 1666 */ 1667 struct X86CPU { 1668 /*< private >*/ 1669 CPUState parent_obj; 1670 /*< public >*/ 1671 1672 CPUNegativeOffsetState neg; 1673 CPUX86State env; 1674 VMChangeStateEntry *vmsentry; 1675 1676 uint64_t ucode_rev; 1677 1678 uint32_t hyperv_spinlock_attempts; 1679 char *hyperv_vendor; 1680 bool hyperv_synic_kvm_only; 1681 uint64_t hyperv_features; 1682 bool hyperv_passthrough; 1683 OnOffAuto hyperv_no_nonarch_cs; 1684 uint32_t hyperv_vendor_id[3]; 1685 uint32_t hyperv_interface_id[4]; 1686 uint32_t hyperv_version_id[4]; 1687 uint32_t hyperv_limits[3]; 1688 1689 bool check_cpuid; 1690 bool enforce_cpuid; 1691 /* 1692 * Force features to be enabled even if the host doesn't support them. 1693 * This is dangerous and should be done only for testing CPUID 1694 * compatibility. 1695 */ 1696 bool force_features; 1697 bool expose_kvm; 1698 bool expose_tcg; 1699 bool migratable; 1700 bool migrate_smi_count; 1701 bool max_features; /* Enable all supported features automatically */ 1702 uint32_t apic_id; 1703 1704 /* Enables publishing of TSC increment and Local APIC bus frequencies to 1705 * the guest OS in CPUID page 0x40000010, the same way that VMWare does. */ 1706 bool vmware_cpuid_freq; 1707 1708 /* if true the CPUID code directly forward host cache leaves to the guest */ 1709 bool cache_info_passthrough; 1710 1711 /* if true the CPUID code directly forwards 1712 * host monitor/mwait leaves to the guest */ 1713 struct { 1714 uint32_t eax; 1715 uint32_t ebx; 1716 uint32_t ecx; 1717 uint32_t edx; 1718 } mwait; 1719 1720 /* Features that were filtered out because of missing host capabilities */ 1721 FeatureWordArray filtered_features; 1722 1723 /* Enable PMU CPUID bits. This can't be enabled by default yet because 1724 * it doesn't have ABI stability guarantees, as it passes all PMU CPUID 1725 * bits returned by GET_SUPPORTED_CPUID (that depend on host CPU and kernel 1726 * capabilities) directly to the guest. 1727 */ 1728 bool enable_pmu; 1729 1730 /* LMCE support can be enabled/disabled via cpu option 'lmce=on/off'. It is 1731 * disabled by default to avoid breaking migration between QEMU with 1732 * different LMCE configurations. 1733 */ 1734 bool enable_lmce; 1735 1736 /* Compatibility bits for old machine types. 1737 * If true present virtual l3 cache for VM, the vcpus in the same virtual 1738 * socket share an virtual l3 cache. 1739 */ 1740 bool enable_l3_cache; 1741 1742 /* Compatibility bits for old machine types. 1743 * If true present the old cache topology information 1744 */ 1745 bool legacy_cache; 1746 1747 /* Compatibility bits for old machine types: */ 1748 bool enable_cpuid_0xb; 1749 1750 /* Enable auto level-increase for all CPUID leaves */ 1751 bool full_cpuid_auto_level; 1752 1753 /* Enable auto level-increase for Intel Processor Trace leave */ 1754 bool intel_pt_auto_level; 1755 1756 /* if true fill the top bits of the MTRR_PHYSMASKn variable range */ 1757 bool fill_mtrr_mask; 1758 1759 /* if true override the phys_bits value with a value read from the host */ 1760 bool host_phys_bits; 1761 1762 /* if set, limit maximum value for phys_bits when host_phys_bits is true */ 1763 uint8_t host_phys_bits_limit; 1764 1765 /* Stop SMI delivery for migration compatibility with old machines */ 1766 bool kvm_no_smi_migration; 1767 1768 /* Number of physical address bits supported */ 1769 uint32_t phys_bits; 1770 1771 /* in order to simplify APIC support, we leave this pointer to the 1772 user */ 1773 struct DeviceState *apic_state; 1774 struct MemoryRegion *cpu_as_root, *cpu_as_mem, *smram; 1775 Notifier machine_done; 1776 1777 struct kvm_msrs *kvm_msr_buf; 1778 1779 int32_t node_id; /* NUMA node this CPU belongs to */ 1780 int32_t socket_id; 1781 int32_t die_id; 1782 int32_t core_id; 1783 int32_t thread_id; 1784 1785 int32_t hv_max_vps; 1786 }; 1787 1788 1789 #ifndef CONFIG_USER_ONLY 1790 extern VMStateDescription vmstate_x86_cpu; 1791 #endif 1792 1793 int x86_cpu_pending_interrupt(CPUState *cs, int interrupt_request); 1794 1795 int x86_cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cpu, 1796 int cpuid, void *opaque); 1797 int x86_cpu_write_elf32_note(WriteCoreDumpFunction f, CPUState *cpu, 1798 int cpuid, void *opaque); 1799 int x86_cpu_write_elf64_qemunote(WriteCoreDumpFunction f, CPUState *cpu, 1800 void *opaque); 1801 int x86_cpu_write_elf32_qemunote(WriteCoreDumpFunction f, CPUState *cpu, 1802 void *opaque); 1803 1804 void x86_cpu_get_memory_mapping(CPUState *cpu, MemoryMappingList *list, 1805 Error **errp); 1806 1807 void x86_cpu_dump_state(CPUState *cs, FILE *f, int flags); 1808 1809 hwaddr x86_cpu_get_phys_page_attrs_debug(CPUState *cpu, vaddr addr, 1810 MemTxAttrs *attrs); 1811 1812 int x86_cpu_gdb_read_register(CPUState *cpu, GByteArray *buf, int reg); 1813 int x86_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg); 1814 1815 void x86_cpu_list(void); 1816 int cpu_x86_support_mca_broadcast(CPUX86State *env); 1817 1818 int cpu_get_pic_interrupt(CPUX86State *s); 1819 /* MSDOS compatibility mode FPU exception support */ 1820 void x86_register_ferr_irq(qemu_irq irq); 1821 void cpu_set_ignne(void); 1822 /* mpx_helper.c */ 1823 void cpu_sync_bndcs_hflags(CPUX86State *env); 1824 1825 /* this function must always be used to load data in the segment 1826 cache: it synchronizes the hflags with the segment cache values */ 1827 static inline void cpu_x86_load_seg_cache(CPUX86State *env, 1828 X86Seg seg_reg, unsigned int selector, 1829 target_ulong base, 1830 unsigned int limit, 1831 unsigned int flags) 1832 { 1833 SegmentCache *sc; 1834 unsigned int new_hflags; 1835 1836 sc = &env->segs[seg_reg]; 1837 sc->selector = selector; 1838 sc->base = base; 1839 sc->limit = limit; 1840 sc->flags = flags; 1841 1842 /* update the hidden flags */ 1843 { 1844 if (seg_reg == R_CS) { 1845 #ifdef TARGET_X86_64 1846 if ((env->hflags & HF_LMA_MASK) && (flags & DESC_L_MASK)) { 1847 /* long mode */ 1848 env->hflags |= HF_CS32_MASK | HF_SS32_MASK | HF_CS64_MASK; 1849 env->hflags &= ~(HF_ADDSEG_MASK); 1850 } else 1851 #endif 1852 { 1853 /* legacy / compatibility case */ 1854 new_hflags = (env->segs[R_CS].flags & DESC_B_MASK) 1855 >> (DESC_B_SHIFT - HF_CS32_SHIFT); 1856 env->hflags = (env->hflags & ~(HF_CS32_MASK | HF_CS64_MASK)) | 1857 new_hflags; 1858 } 1859 } 1860 if (seg_reg == R_SS) { 1861 int cpl = (flags >> DESC_DPL_SHIFT) & 3; 1862 #if HF_CPL_MASK != 3 1863 #error HF_CPL_MASK is hardcoded 1864 #endif 1865 env->hflags = (env->hflags & ~HF_CPL_MASK) | cpl; 1866 /* Possibly switch between BNDCFGS and BNDCFGU */ 1867 cpu_sync_bndcs_hflags(env); 1868 } 1869 new_hflags = (env->segs[R_SS].flags & DESC_B_MASK) 1870 >> (DESC_B_SHIFT - HF_SS32_SHIFT); 1871 if (env->hflags & HF_CS64_MASK) { 1872 /* zero base assumed for DS, ES and SS in long mode */ 1873 } else if (!(env->cr[0] & CR0_PE_MASK) || 1874 (env->eflags & VM_MASK) || 1875 !(env->hflags & HF_CS32_MASK)) { 1876 /* XXX: try to avoid this test. The problem comes from the 1877 fact that is real mode or vm86 mode we only modify the 1878 'base' and 'selector' fields of the segment cache to go 1879 faster. A solution may be to force addseg to one in 1880 translate-i386.c. */ 1881 new_hflags |= HF_ADDSEG_MASK; 1882 } else { 1883 new_hflags |= ((env->segs[R_DS].base | 1884 env->segs[R_ES].base | 1885 env->segs[R_SS].base) != 0) << 1886 HF_ADDSEG_SHIFT; 1887 } 1888 env->hflags = (env->hflags & 1889 ~(HF_SS32_MASK | HF_ADDSEG_MASK)) | new_hflags; 1890 } 1891 } 1892 1893 static inline void cpu_x86_load_seg_cache_sipi(X86CPU *cpu, 1894 uint8_t sipi_vector) 1895 { 1896 CPUState *cs = CPU(cpu); 1897 CPUX86State *env = &cpu->env; 1898 1899 env->eip = 0; 1900 cpu_x86_load_seg_cache(env, R_CS, sipi_vector << 8, 1901 sipi_vector << 12, 1902 env->segs[R_CS].limit, 1903 env->segs[R_CS].flags); 1904 cs->halted = 0; 1905 } 1906 1907 int cpu_x86_get_descr_debug(CPUX86State *env, unsigned int selector, 1908 target_ulong *base, unsigned int *limit, 1909 unsigned int *flags); 1910 1911 /* op_helper.c */ 1912 /* used for debug or cpu save/restore */ 1913 1914 /* cpu-exec.c */ 1915 /* the following helpers are only usable in user mode simulation as 1916 they can trigger unexpected exceptions */ 1917 void cpu_x86_load_seg(CPUX86State *s, X86Seg seg_reg, int selector); 1918 void cpu_x86_fsave(CPUX86State *s, target_ulong ptr, int data32); 1919 void cpu_x86_frstor(CPUX86State *s, target_ulong ptr, int data32); 1920 void cpu_x86_fxsave(CPUX86State *s, target_ulong ptr); 1921 void cpu_x86_fxrstor(CPUX86State *s, target_ulong ptr); 1922 1923 /* you can call this signal handler from your SIGBUS and SIGSEGV 1924 signal handlers to inform the virtual CPU of exceptions. non zero 1925 is returned if the signal was handled by the virtual CPU. */ 1926 int cpu_x86_signal_handler(int host_signum, void *pinfo, 1927 void *puc); 1928 1929 /* cpu.c */ 1930 void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count, 1931 uint32_t *eax, uint32_t *ebx, 1932 uint32_t *ecx, uint32_t *edx); 1933 void cpu_clear_apic_feature(CPUX86State *env); 1934 void host_cpuid(uint32_t function, uint32_t count, 1935 uint32_t *eax, uint32_t *ebx, uint32_t *ecx, uint32_t *edx); 1936 void host_vendor_fms(char *vendor, int *family, int *model, int *stepping); 1937 1938 /* helper.c */ 1939 void x86_cpu_set_a20(X86CPU *cpu, int a20_state); 1940 1941 #ifndef CONFIG_USER_ONLY 1942 static inline int x86_asidx_from_attrs(CPUState *cs, MemTxAttrs attrs) 1943 { 1944 return !!attrs.secure; 1945 } 1946 1947 static inline AddressSpace *cpu_addressspace(CPUState *cs, MemTxAttrs attrs) 1948 { 1949 return cpu_get_address_space(cs, cpu_asidx_from_attrs(cs, attrs)); 1950 } 1951 1952 uint8_t x86_ldub_phys(CPUState *cs, hwaddr addr); 1953 uint32_t x86_lduw_phys(CPUState *cs, hwaddr addr); 1954 uint32_t x86_ldl_phys(CPUState *cs, hwaddr addr); 1955 uint64_t x86_ldq_phys(CPUState *cs, hwaddr addr); 1956 void x86_stb_phys(CPUState *cs, hwaddr addr, uint8_t val); 1957 void x86_stl_phys_notdirty(CPUState *cs, hwaddr addr, uint32_t val); 1958 void x86_stw_phys(CPUState *cs, hwaddr addr, uint32_t val); 1959 void x86_stl_phys(CPUState *cs, hwaddr addr, uint32_t val); 1960 void x86_stq_phys(CPUState *cs, hwaddr addr, uint64_t val); 1961 #endif 1962 1963 /* will be suppressed */ 1964 void cpu_x86_update_cr0(CPUX86State *env, uint32_t new_cr0); 1965 void cpu_x86_update_cr3(CPUX86State *env, target_ulong new_cr3); 1966 void cpu_x86_update_cr4(CPUX86State *env, uint32_t new_cr4); 1967 void cpu_x86_update_dr7(CPUX86State *env, uint32_t new_dr7); 1968 1969 /* hw/pc.c */ 1970 uint64_t cpu_get_tsc(CPUX86State *env); 1971 1972 #define X86_CPU_TYPE_SUFFIX "-" TYPE_X86_CPU 1973 #define X86_CPU_TYPE_NAME(name) (name X86_CPU_TYPE_SUFFIX) 1974 #define CPU_RESOLVING_TYPE TYPE_X86_CPU 1975 1976 #ifdef TARGET_X86_64 1977 #define TARGET_DEFAULT_CPU_TYPE X86_CPU_TYPE_NAME("qemu64") 1978 #else 1979 #define TARGET_DEFAULT_CPU_TYPE X86_CPU_TYPE_NAME("qemu32") 1980 #endif 1981 1982 #define cpu_signal_handler cpu_x86_signal_handler 1983 #define cpu_list x86_cpu_list 1984 1985 /* MMU modes definitions */ 1986 #define MMU_KSMAP_IDX 0 1987 #define MMU_USER_IDX 1 1988 #define MMU_KNOSMAP_IDX 2 1989 static inline int cpu_mmu_index(CPUX86State *env, bool ifetch) 1990 { 1991 return (env->hflags & HF_CPL_MASK) == 3 ? MMU_USER_IDX : 1992 (!(env->hflags & HF_SMAP_MASK) || (env->eflags & AC_MASK)) 1993 ? MMU_KNOSMAP_IDX : MMU_KSMAP_IDX; 1994 } 1995 1996 static inline int cpu_mmu_index_kernel(CPUX86State *env) 1997 { 1998 return !(env->hflags & HF_SMAP_MASK) ? MMU_KNOSMAP_IDX : 1999 ((env->hflags & HF_CPL_MASK) < 3 && (env->eflags & AC_MASK)) 2000 ? MMU_KNOSMAP_IDX : MMU_KSMAP_IDX; 2001 } 2002 2003 #define CC_DST (env->cc_dst) 2004 #define CC_SRC (env->cc_src) 2005 #define CC_SRC2 (env->cc_src2) 2006 #define CC_OP (env->cc_op) 2007 2008 typedef CPUX86State CPUArchState; 2009 typedef X86CPU ArchCPU; 2010 2011 #include "exec/cpu-all.h" 2012 #include "svm.h" 2013 2014 #if !defined(CONFIG_USER_ONLY) 2015 #include "hw/i386/apic.h" 2016 #endif 2017 2018 static inline void cpu_get_tb_cpu_state(CPUX86State *env, target_ulong *pc, 2019 target_ulong *cs_base, uint32_t *flags) 2020 { 2021 *cs_base = env->segs[R_CS].base; 2022 *pc = *cs_base + env->eip; 2023 *flags = env->hflags | 2024 (env->eflags & (IOPL_MASK | TF_MASK | RF_MASK | VM_MASK | AC_MASK)); 2025 } 2026 2027 void do_cpu_init(X86CPU *cpu); 2028 void do_cpu_sipi(X86CPU *cpu); 2029 2030 #define MCE_INJECT_BROADCAST 1 2031 #define MCE_INJECT_UNCOND_AO 2 2032 2033 void cpu_x86_inject_mce(Monitor *mon, X86CPU *cpu, int bank, 2034 uint64_t status, uint64_t mcg_status, uint64_t addr, 2035 uint64_t misc, int flags); 2036 2037 uint32_t cpu_cc_compute_all(CPUX86State *env1, int op); 2038 2039 static inline uint32_t cpu_compute_eflags(CPUX86State *env) 2040 { 2041 uint32_t eflags = env->eflags; 2042 if (tcg_enabled()) { 2043 eflags |= cpu_cc_compute_all(env, CC_OP) | (env->df & DF_MASK); 2044 } 2045 return eflags; 2046 } 2047 2048 2049 /* load efer and update the corresponding hflags. XXX: do consistency 2050 checks with cpuid bits? */ 2051 static inline void cpu_load_efer(CPUX86State *env, uint64_t val) 2052 { 2053 env->efer = val; 2054 env->hflags &= ~(HF_LMA_MASK | HF_SVME_MASK); 2055 if (env->efer & MSR_EFER_LMA) { 2056 env->hflags |= HF_LMA_MASK; 2057 } 2058 if (env->efer & MSR_EFER_SVME) { 2059 env->hflags |= HF_SVME_MASK; 2060 } 2061 } 2062 2063 static inline MemTxAttrs cpu_get_mem_attrs(CPUX86State *env) 2064 { 2065 return ((MemTxAttrs) { .secure = (env->hflags & HF_SMM_MASK) != 0 }); 2066 } 2067 2068 static inline int32_t x86_get_a20_mask(CPUX86State *env) 2069 { 2070 if (env->hflags & HF_SMM_MASK) { 2071 return -1; 2072 } else { 2073 return env->a20_mask; 2074 } 2075 } 2076 2077 static inline bool cpu_has_vmx(CPUX86State *env) 2078 { 2079 return env->features[FEAT_1_ECX] & CPUID_EXT_VMX; 2080 } 2081 2082 static inline bool cpu_has_svm(CPUX86State *env) 2083 { 2084 return env->features[FEAT_8000_0001_ECX] & CPUID_EXT3_SVM; 2085 } 2086 2087 /* 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. 2092 * 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. 2098 * 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 2101 * know for certain. 2102 */ 2103 static inline bool cpu_vmx_maybe_enabled(CPUX86State *env) 2104 { 2105 return cpu_has_vmx(env) && 2106 ((env->cr[4] & CR4_VMXE_MASK) || (env->hflags & HF_SMM_MASK)); 2107 } 2108 2109 /* fpu_helper.c */ 2110 void update_fp_status(CPUX86State *env); 2111 void update_mxcsr_status(CPUX86State *env); 2112 void update_mxcsr_from_sse_status(CPUX86State *env); 2113 2114 static inline void cpu_set_mxcsr(CPUX86State *env, uint32_t mxcsr) 2115 { 2116 env->mxcsr = mxcsr; 2117 if (tcg_enabled()) { 2118 update_mxcsr_status(env); 2119 } 2120 } 2121 2122 static inline void cpu_set_fpuc(CPUX86State *env, uint16_t fpuc) 2123 { 2124 env->fpuc = fpuc; 2125 if (tcg_enabled()) { 2126 update_fp_status(env); 2127 } 2128 } 2129 2130 /* mem_helper.c */ 2131 void helper_lock_init(void); 2132 2133 /* svm_helper.c */ 2134 void cpu_svm_check_intercept_param(CPUX86State *env1, uint32_t type, 2135 uint64_t param, uintptr_t retaddr); 2136 /* apic.c */ 2137 void cpu_report_tpr_access(CPUX86State *env, TPRAccess access); 2138 void apic_handle_tpr_access_report(DeviceState *d, target_ulong ip, 2139 TPRAccess access); 2140 2141 2142 /* Change the value of a KVM-specific default 2143 * 2144 * If value is NULL, no default will be set and the original 2145 * value from the CPU model table will be kept. 2146 * 2147 * It is valid to call this function only for properties that 2148 * are already present in the kvm_default_props table. 2149 */ 2150 void x86_cpu_change_kvm_default(const char *prop, const char *value); 2151 2152 /* Special values for X86CPUVersion: */ 2153 2154 /* Resolve to latest CPU version */ 2155 #define CPU_VERSION_LATEST -1 2156 2157 /* 2158 * Resolve to version defined by current machine type. 2159 * See x86_cpu_set_default_version() 2160 */ 2161 #define CPU_VERSION_AUTO -2 2162 2163 /* Don't resolve to any versioned CPU models, like old QEMU versions */ 2164 #define CPU_VERSION_LEGACY 0 2165 2166 typedef int X86CPUVersion; 2167 2168 /* 2169 * Set default CPU model version for CPU models having 2170 * version == CPU_VERSION_AUTO. 2171 */ 2172 void x86_cpu_set_default_version(X86CPUVersion version); 2173 2174 #define APIC_DEFAULT_ADDRESS 0xfee00000 2175 #define APIC_SPACE_SIZE 0x100000 2176 2177 /* cpu-dump.c */ 2178 void x86_cpu_dump_local_apic_state(CPUState *cs, int flags); 2179 2180 /* cpu.c */ 2181 bool cpu_is_bsp(X86CPU *cpu); 2182 2183 void x86_cpu_xrstor_all_areas(X86CPU *cpu, const X86XSaveArea *buf); 2184 void x86_cpu_xsave_all_areas(X86CPU *cpu, X86XSaveArea *buf); 2185 void x86_update_hflags(CPUX86State* env); 2186 2187 static inline bool hyperv_feat_enabled(X86CPU *cpu, int feat) 2188 { 2189 return !!(cpu->hyperv_features & BIT(feat)); 2190 } 2191 2192 #if defined(TARGET_X86_64) && \ 2193 defined(CONFIG_USER_ONLY) && \ 2194 defined(CONFIG_LINUX) 2195 # define TARGET_VSYSCALL_PAGE (UINT64_C(-10) << 20) 2196 #endif 2197 2198 #endif /* I386_CPU_H */ 2199