svm.h (14526B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef __SVM_H 3#define __SVM_H 4 5#include <uapi/asm/svm.h> 6#include <uapi/asm/kvm.h> 7 8/* 9 * 32-bit intercept words in the VMCB Control Area, starting 10 * at Byte offset 000h. 11 */ 12 13enum intercept_words { 14 INTERCEPT_CR = 0, 15 INTERCEPT_DR, 16 INTERCEPT_EXCEPTION, 17 INTERCEPT_WORD3, 18 INTERCEPT_WORD4, 19 INTERCEPT_WORD5, 20 MAX_INTERCEPT, 21}; 22 23enum { 24 /* Byte offset 000h (word 0) */ 25 INTERCEPT_CR0_READ = 0, 26 INTERCEPT_CR3_READ = 3, 27 INTERCEPT_CR4_READ = 4, 28 INTERCEPT_CR8_READ = 8, 29 INTERCEPT_CR0_WRITE = 16, 30 INTERCEPT_CR3_WRITE = 16 + 3, 31 INTERCEPT_CR4_WRITE = 16 + 4, 32 INTERCEPT_CR8_WRITE = 16 + 8, 33 /* Byte offset 004h (word 1) */ 34 INTERCEPT_DR0_READ = 32, 35 INTERCEPT_DR1_READ, 36 INTERCEPT_DR2_READ, 37 INTERCEPT_DR3_READ, 38 INTERCEPT_DR4_READ, 39 INTERCEPT_DR5_READ, 40 INTERCEPT_DR6_READ, 41 INTERCEPT_DR7_READ, 42 INTERCEPT_DR0_WRITE = 48, 43 INTERCEPT_DR1_WRITE, 44 INTERCEPT_DR2_WRITE, 45 INTERCEPT_DR3_WRITE, 46 INTERCEPT_DR4_WRITE, 47 INTERCEPT_DR5_WRITE, 48 INTERCEPT_DR6_WRITE, 49 INTERCEPT_DR7_WRITE, 50 /* Byte offset 008h (word 2) */ 51 INTERCEPT_EXCEPTION_OFFSET = 64, 52 /* Byte offset 00Ch (word 3) */ 53 INTERCEPT_INTR = 96, 54 INTERCEPT_NMI, 55 INTERCEPT_SMI, 56 INTERCEPT_INIT, 57 INTERCEPT_VINTR, 58 INTERCEPT_SELECTIVE_CR0, 59 INTERCEPT_STORE_IDTR, 60 INTERCEPT_STORE_GDTR, 61 INTERCEPT_STORE_LDTR, 62 INTERCEPT_STORE_TR, 63 INTERCEPT_LOAD_IDTR, 64 INTERCEPT_LOAD_GDTR, 65 INTERCEPT_LOAD_LDTR, 66 INTERCEPT_LOAD_TR, 67 INTERCEPT_RDTSC, 68 INTERCEPT_RDPMC, 69 INTERCEPT_PUSHF, 70 INTERCEPT_POPF, 71 INTERCEPT_CPUID, 72 INTERCEPT_RSM, 73 INTERCEPT_IRET, 74 INTERCEPT_INTn, 75 INTERCEPT_INVD, 76 INTERCEPT_PAUSE, 77 INTERCEPT_HLT, 78 INTERCEPT_INVLPG, 79 INTERCEPT_INVLPGA, 80 INTERCEPT_IOIO_PROT, 81 INTERCEPT_MSR_PROT, 82 INTERCEPT_TASK_SWITCH, 83 INTERCEPT_FERR_FREEZE, 84 INTERCEPT_SHUTDOWN, 85 /* Byte offset 010h (word 4) */ 86 INTERCEPT_VMRUN = 128, 87 INTERCEPT_VMMCALL, 88 INTERCEPT_VMLOAD, 89 INTERCEPT_VMSAVE, 90 INTERCEPT_STGI, 91 INTERCEPT_CLGI, 92 INTERCEPT_SKINIT, 93 INTERCEPT_RDTSCP, 94 INTERCEPT_ICEBP, 95 INTERCEPT_WBINVD, 96 INTERCEPT_MONITOR, 97 INTERCEPT_MWAIT, 98 INTERCEPT_MWAIT_COND, 99 INTERCEPT_XSETBV, 100 INTERCEPT_RDPRU, 101 TRAP_EFER_WRITE, 102 TRAP_CR0_WRITE, 103 TRAP_CR1_WRITE, 104 TRAP_CR2_WRITE, 105 TRAP_CR3_WRITE, 106 TRAP_CR4_WRITE, 107 TRAP_CR5_WRITE, 108 TRAP_CR6_WRITE, 109 TRAP_CR7_WRITE, 110 TRAP_CR8_WRITE, 111 /* Byte offset 014h (word 5) */ 112 INTERCEPT_INVLPGB = 160, 113 INTERCEPT_INVLPGB_ILLEGAL, 114 INTERCEPT_INVPCID, 115 INTERCEPT_MCOMMIT, 116 INTERCEPT_TLBSYNC, 117}; 118 119 120struct __attribute__ ((__packed__)) vmcb_control_area { 121 u32 intercepts[MAX_INTERCEPT]; 122 u32 reserved_1[15 - MAX_INTERCEPT]; 123 u16 pause_filter_thresh; 124 u16 pause_filter_count; 125 u64 iopm_base_pa; 126 u64 msrpm_base_pa; 127 u64 tsc_offset; 128 u32 asid; 129 u8 tlb_ctl; 130 u8 reserved_2[3]; 131 u32 int_ctl; 132 u32 int_vector; 133 u32 int_state; 134 u8 reserved_3[4]; 135 u32 exit_code; 136 u32 exit_code_hi; 137 u64 exit_info_1; 138 u64 exit_info_2; 139 u32 exit_int_info; 140 u32 exit_int_info_err; 141 u64 nested_ctl; 142 u64 avic_vapic_bar; 143 u64 ghcb_gpa; 144 u32 event_inj; 145 u32 event_inj_err; 146 u64 nested_cr3; 147 u64 virt_ext; 148 u32 clean; 149 u32 reserved_5; 150 u64 next_rip; 151 u8 insn_len; 152 u8 insn_bytes[15]; 153 u64 avic_backing_page; /* Offset 0xe0 */ 154 u8 reserved_6[8]; /* Offset 0xe8 */ 155 u64 avic_logical_id; /* Offset 0xf0 */ 156 u64 avic_physical_id; /* Offset 0xf8 */ 157 u8 reserved_7[8]; 158 u64 vmsa_pa; /* Used for an SEV-ES guest */ 159 u8 reserved_8[720]; 160 /* 161 * Offset 0x3e0, 32 bytes reserved 162 * for use by hypervisor/software. 163 */ 164 u8 reserved_sw[32]; 165}; 166 167 168#define TLB_CONTROL_DO_NOTHING 0 169#define TLB_CONTROL_FLUSH_ALL_ASID 1 170#define TLB_CONTROL_FLUSH_ASID 3 171#define TLB_CONTROL_FLUSH_ASID_LOCAL 7 172 173#define V_TPR_MASK 0x0f 174 175#define V_IRQ_SHIFT 8 176#define V_IRQ_MASK (1 << V_IRQ_SHIFT) 177 178#define V_GIF_SHIFT 9 179#define V_GIF_MASK (1 << V_GIF_SHIFT) 180 181#define V_INTR_PRIO_SHIFT 16 182#define V_INTR_PRIO_MASK (0x0f << V_INTR_PRIO_SHIFT) 183 184#define V_IGN_TPR_SHIFT 20 185#define V_IGN_TPR_MASK (1 << V_IGN_TPR_SHIFT) 186 187#define V_IRQ_INJECTION_BITS_MASK (V_IRQ_MASK | V_INTR_PRIO_MASK | V_IGN_TPR_MASK) 188 189#define V_INTR_MASKING_SHIFT 24 190#define V_INTR_MASKING_MASK (1 << V_INTR_MASKING_SHIFT) 191 192#define V_GIF_ENABLE_SHIFT 25 193#define V_GIF_ENABLE_MASK (1 << V_GIF_ENABLE_SHIFT) 194 195#define AVIC_ENABLE_SHIFT 31 196#define AVIC_ENABLE_MASK (1 << AVIC_ENABLE_SHIFT) 197 198#define LBR_CTL_ENABLE_MASK BIT_ULL(0) 199#define VIRTUAL_VMLOAD_VMSAVE_ENABLE_MASK BIT_ULL(1) 200 201#define SVM_INTERRUPT_SHADOW_MASK BIT_ULL(0) 202#define SVM_GUEST_INTERRUPT_MASK BIT_ULL(1) 203 204#define SVM_IOIO_STR_SHIFT 2 205#define SVM_IOIO_REP_SHIFT 3 206#define SVM_IOIO_SIZE_SHIFT 4 207#define SVM_IOIO_ASIZE_SHIFT 7 208 209#define SVM_IOIO_TYPE_MASK 1 210#define SVM_IOIO_STR_MASK (1 << SVM_IOIO_STR_SHIFT) 211#define SVM_IOIO_REP_MASK (1 << SVM_IOIO_REP_SHIFT) 212#define SVM_IOIO_SIZE_MASK (7 << SVM_IOIO_SIZE_SHIFT) 213#define SVM_IOIO_ASIZE_MASK (7 << SVM_IOIO_ASIZE_SHIFT) 214 215#define SVM_VM_CR_VALID_MASK 0x001fULL 216#define SVM_VM_CR_SVM_LOCK_MASK 0x0008ULL 217#define SVM_VM_CR_SVM_DIS_MASK 0x0010ULL 218 219#define SVM_NESTED_CTL_NP_ENABLE BIT(0) 220#define SVM_NESTED_CTL_SEV_ENABLE BIT(1) 221#define SVM_NESTED_CTL_SEV_ES_ENABLE BIT(2) 222 223 224#define SVM_TSC_RATIO_RSVD 0xffffff0000000000ULL 225#define SVM_TSC_RATIO_MIN 0x0000000000000001ULL 226#define SVM_TSC_RATIO_MAX 0x000000ffffffffffULL 227#define SVM_TSC_RATIO_DEFAULT 0x0100000000ULL 228 229 230/* AVIC */ 231#define AVIC_LOGICAL_ID_ENTRY_GUEST_PHYSICAL_ID_MASK (0xFFULL) 232#define AVIC_LOGICAL_ID_ENTRY_VALID_BIT 31 233#define AVIC_LOGICAL_ID_ENTRY_VALID_MASK (1 << 31) 234 235#define AVIC_PHYSICAL_ID_ENTRY_HOST_PHYSICAL_ID_MASK GENMASK_ULL(11, 0) 236#define AVIC_PHYSICAL_ID_ENTRY_BACKING_PAGE_MASK (0xFFFFFFFFFFULL << 12) 237#define AVIC_PHYSICAL_ID_ENTRY_IS_RUNNING_MASK (1ULL << 62) 238#define AVIC_PHYSICAL_ID_ENTRY_VALID_MASK (1ULL << 63) 239#define AVIC_PHYSICAL_ID_TABLE_SIZE_MASK (0xFFULL) 240 241#define AVIC_DOORBELL_PHYSICAL_ID_MASK GENMASK_ULL(11, 0) 242 243#define VMCB_AVIC_APIC_BAR_MASK 0xFFFFFFFFFF000ULL 244 245#define AVIC_UNACCEL_ACCESS_WRITE_MASK 1 246#define AVIC_UNACCEL_ACCESS_OFFSET_MASK 0xFF0 247#define AVIC_UNACCEL_ACCESS_VECTOR_MASK 0xFFFFFFFF 248 249enum avic_ipi_failure_cause { 250 AVIC_IPI_FAILURE_INVALID_INT_TYPE, 251 AVIC_IPI_FAILURE_TARGET_NOT_RUNNING, 252 AVIC_IPI_FAILURE_INVALID_TARGET, 253 AVIC_IPI_FAILURE_INVALID_BACKING_PAGE, 254}; 255 256 257/* 258 * 0xff is broadcast, so the max index allowed for physical APIC ID 259 * table is 0xfe. APIC IDs above 0xff are reserved. 260 */ 261#define AVIC_MAX_PHYSICAL_ID_COUNT 0xff 262 263#define AVIC_HPA_MASK ~((0xFFFULL << 52) | 0xFFF) 264#define VMCB_AVIC_APIC_BAR_MASK 0xFFFFFFFFFF000ULL 265 266#define SVM_SEV_FEAT_SNP_ACTIVE BIT(0) 267#define SVM_SEV_FEAT_RESTRICTED_INJECTION BIT(3) 268#define SVM_SEV_FEAT_ALTERNATE_INJECTION BIT(4) 269#define SVM_SEV_FEAT_INT_INJ_MODES \ 270 (SVM_SEV_FEAT_RESTRICTED_INJECTION | \ 271 SVM_SEV_FEAT_ALTERNATE_INJECTION) 272 273struct vmcb_seg { 274 u16 selector; 275 u16 attrib; 276 u32 limit; 277 u64 base; 278} __packed; 279 280/* Save area definition for legacy and SEV-MEM guests */ 281struct vmcb_save_area { 282 struct vmcb_seg es; 283 struct vmcb_seg cs; 284 struct vmcb_seg ss; 285 struct vmcb_seg ds; 286 struct vmcb_seg fs; 287 struct vmcb_seg gs; 288 struct vmcb_seg gdtr; 289 struct vmcb_seg ldtr; 290 struct vmcb_seg idtr; 291 struct vmcb_seg tr; 292 u8 reserved_1[42]; 293 u8 vmpl; 294 u8 cpl; 295 u8 reserved_2[4]; 296 u64 efer; 297 u8 reserved_3[112]; 298 u64 cr4; 299 u64 cr3; 300 u64 cr0; 301 u64 dr7; 302 u64 dr6; 303 u64 rflags; 304 u64 rip; 305 u8 reserved_4[88]; 306 u64 rsp; 307 u64 s_cet; 308 u64 ssp; 309 u64 isst_addr; 310 u64 rax; 311 u64 star; 312 u64 lstar; 313 u64 cstar; 314 u64 sfmask; 315 u64 kernel_gs_base; 316 u64 sysenter_cs; 317 u64 sysenter_esp; 318 u64 sysenter_eip; 319 u64 cr2; 320 u8 reserved_5[32]; 321 u64 g_pat; 322 u64 dbgctl; 323 u64 br_from; 324 u64 br_to; 325 u64 last_excp_from; 326 u64 last_excp_to; 327 u8 reserved_6[72]; 328 u32 spec_ctrl; /* Guest version of SPEC_CTRL at 0x2E0 */ 329} __packed; 330 331/* Save area definition for SEV-ES and SEV-SNP guests */ 332struct sev_es_save_area { 333 struct vmcb_seg es; 334 struct vmcb_seg cs; 335 struct vmcb_seg ss; 336 struct vmcb_seg ds; 337 struct vmcb_seg fs; 338 struct vmcb_seg gs; 339 struct vmcb_seg gdtr; 340 struct vmcb_seg ldtr; 341 struct vmcb_seg idtr; 342 struct vmcb_seg tr; 343 u64 vmpl0_ssp; 344 u64 vmpl1_ssp; 345 u64 vmpl2_ssp; 346 u64 vmpl3_ssp; 347 u64 u_cet; 348 u8 reserved_1[2]; 349 u8 vmpl; 350 u8 cpl; 351 u8 reserved_2[4]; 352 u64 efer; 353 u8 reserved_3[104]; 354 u64 xss; 355 u64 cr4; 356 u64 cr3; 357 u64 cr0; 358 u64 dr7; 359 u64 dr6; 360 u64 rflags; 361 u64 rip; 362 u64 dr0; 363 u64 dr1; 364 u64 dr2; 365 u64 dr3; 366 u64 dr0_addr_mask; 367 u64 dr1_addr_mask; 368 u64 dr2_addr_mask; 369 u64 dr3_addr_mask; 370 u8 reserved_4[24]; 371 u64 rsp; 372 u64 s_cet; 373 u64 ssp; 374 u64 isst_addr; 375 u64 rax; 376 u64 star; 377 u64 lstar; 378 u64 cstar; 379 u64 sfmask; 380 u64 kernel_gs_base; 381 u64 sysenter_cs; 382 u64 sysenter_esp; 383 u64 sysenter_eip; 384 u64 cr2; 385 u8 reserved_5[32]; 386 u64 g_pat; 387 u64 dbgctl; 388 u64 br_from; 389 u64 br_to; 390 u64 last_excp_from; 391 u64 last_excp_to; 392 u8 reserved_7[80]; 393 u32 pkru; 394 u8 reserved_8[20]; 395 u64 reserved_9; /* rax already available at 0x01f8 */ 396 u64 rcx; 397 u64 rdx; 398 u64 rbx; 399 u64 reserved_10; /* rsp already available at 0x01d8 */ 400 u64 rbp; 401 u64 rsi; 402 u64 rdi; 403 u64 r8; 404 u64 r9; 405 u64 r10; 406 u64 r11; 407 u64 r12; 408 u64 r13; 409 u64 r14; 410 u64 r15; 411 u8 reserved_11[16]; 412 u64 guest_exit_info_1; 413 u64 guest_exit_info_2; 414 u64 guest_exit_int_info; 415 u64 guest_nrip; 416 u64 sev_features; 417 u64 vintr_ctrl; 418 u64 guest_exit_code; 419 u64 virtual_tom; 420 u64 tlb_id; 421 u64 pcpu_id; 422 u64 event_inj; 423 u64 xcr0; 424 u8 reserved_12[16]; 425 426 /* Floating point area */ 427 u64 x87_dp; 428 u32 mxcsr; 429 u16 x87_ftw; 430 u16 x87_fsw; 431 u16 x87_fcw; 432 u16 x87_fop; 433 u16 x87_ds; 434 u16 x87_cs; 435 u64 x87_rip; 436 u8 fpreg_x87[80]; 437 u8 fpreg_xmm[256]; 438 u8 fpreg_ymm[256]; 439} __packed; 440 441struct ghcb_save_area { 442 u8 reserved_1[203]; 443 u8 cpl; 444 u8 reserved_2[116]; 445 u64 xss; 446 u8 reserved_3[24]; 447 u64 dr7; 448 u8 reserved_4[16]; 449 u64 rip; 450 u8 reserved_5[88]; 451 u64 rsp; 452 u8 reserved_6[24]; 453 u64 rax; 454 u8 reserved_7[264]; 455 u64 rcx; 456 u64 rdx; 457 u64 rbx; 458 u8 reserved_8[8]; 459 u64 rbp; 460 u64 rsi; 461 u64 rdi; 462 u64 r8; 463 u64 r9; 464 u64 r10; 465 u64 r11; 466 u64 r12; 467 u64 r13; 468 u64 r14; 469 u64 r15; 470 u8 reserved_9[16]; 471 u64 sw_exit_code; 472 u64 sw_exit_info_1; 473 u64 sw_exit_info_2; 474 u64 sw_scratch; 475 u8 reserved_10[56]; 476 u64 xcr0; 477 u8 valid_bitmap[16]; 478 u64 x87_state_gpa; 479} __packed; 480 481#define GHCB_SHARED_BUF_SIZE 2032 482 483struct ghcb { 484 struct ghcb_save_area save; 485 u8 reserved_save[2048 - sizeof(struct ghcb_save_area)]; 486 487 u8 shared_buffer[GHCB_SHARED_BUF_SIZE]; 488 489 u8 reserved_1[10]; 490 u16 protocol_version; /* negotiated SEV-ES/GHCB protocol version */ 491 u32 ghcb_usage; 492} __packed; 493 494 495#define EXPECTED_VMCB_SAVE_AREA_SIZE 740 496#define EXPECTED_GHCB_SAVE_AREA_SIZE 1032 497#define EXPECTED_SEV_ES_SAVE_AREA_SIZE 1648 498#define EXPECTED_VMCB_CONTROL_AREA_SIZE 1024 499#define EXPECTED_GHCB_SIZE PAGE_SIZE 500 501static inline void __unused_size_checks(void) 502{ 503 BUILD_BUG_ON(sizeof(struct vmcb_save_area) != EXPECTED_VMCB_SAVE_AREA_SIZE); 504 BUILD_BUG_ON(sizeof(struct ghcb_save_area) != EXPECTED_GHCB_SAVE_AREA_SIZE); 505 BUILD_BUG_ON(sizeof(struct sev_es_save_area) != EXPECTED_SEV_ES_SAVE_AREA_SIZE); 506 BUILD_BUG_ON(sizeof(struct vmcb_control_area) != EXPECTED_VMCB_CONTROL_AREA_SIZE); 507 BUILD_BUG_ON(sizeof(struct ghcb) != EXPECTED_GHCB_SIZE); 508} 509 510struct vmcb { 511 struct vmcb_control_area control; 512 struct vmcb_save_area save; 513} __packed; 514 515#define SVM_CPUID_FUNC 0x8000000a 516 517#define SVM_VM_CR_SVM_DISABLE 4 518 519#define SVM_SELECTOR_S_SHIFT 4 520#define SVM_SELECTOR_DPL_SHIFT 5 521#define SVM_SELECTOR_P_SHIFT 7 522#define SVM_SELECTOR_AVL_SHIFT 8 523#define SVM_SELECTOR_L_SHIFT 9 524#define SVM_SELECTOR_DB_SHIFT 10 525#define SVM_SELECTOR_G_SHIFT 11 526 527#define SVM_SELECTOR_TYPE_MASK (0xf) 528#define SVM_SELECTOR_S_MASK (1 << SVM_SELECTOR_S_SHIFT) 529#define SVM_SELECTOR_DPL_MASK (3 << SVM_SELECTOR_DPL_SHIFT) 530#define SVM_SELECTOR_P_MASK (1 << SVM_SELECTOR_P_SHIFT) 531#define SVM_SELECTOR_AVL_MASK (1 << SVM_SELECTOR_AVL_SHIFT) 532#define SVM_SELECTOR_L_MASK (1 << SVM_SELECTOR_L_SHIFT) 533#define SVM_SELECTOR_DB_MASK (1 << SVM_SELECTOR_DB_SHIFT) 534#define SVM_SELECTOR_G_MASK (1 << SVM_SELECTOR_G_SHIFT) 535 536#define SVM_SELECTOR_WRITE_MASK (1 << 1) 537#define SVM_SELECTOR_READ_MASK SVM_SELECTOR_WRITE_MASK 538#define SVM_SELECTOR_CODE_MASK (1 << 3) 539 540#define SVM_EVTINJ_VEC_MASK 0xff 541 542#define SVM_EVTINJ_TYPE_SHIFT 8 543#define SVM_EVTINJ_TYPE_MASK (7 << SVM_EVTINJ_TYPE_SHIFT) 544 545#define SVM_EVTINJ_TYPE_INTR (0 << SVM_EVTINJ_TYPE_SHIFT) 546#define SVM_EVTINJ_TYPE_NMI (2 << SVM_EVTINJ_TYPE_SHIFT) 547#define SVM_EVTINJ_TYPE_EXEPT (3 << SVM_EVTINJ_TYPE_SHIFT) 548#define SVM_EVTINJ_TYPE_SOFT (4 << SVM_EVTINJ_TYPE_SHIFT) 549 550#define SVM_EVTINJ_VALID (1 << 31) 551#define SVM_EVTINJ_VALID_ERR (1 << 11) 552 553#define SVM_EXITINTINFO_VEC_MASK SVM_EVTINJ_VEC_MASK 554#define SVM_EXITINTINFO_TYPE_MASK SVM_EVTINJ_TYPE_MASK 555 556#define SVM_EXITINTINFO_TYPE_INTR SVM_EVTINJ_TYPE_INTR 557#define SVM_EXITINTINFO_TYPE_NMI SVM_EVTINJ_TYPE_NMI 558#define SVM_EXITINTINFO_TYPE_EXEPT SVM_EVTINJ_TYPE_EXEPT 559#define SVM_EXITINTINFO_TYPE_SOFT SVM_EVTINJ_TYPE_SOFT 560 561#define SVM_EXITINTINFO_VALID SVM_EVTINJ_VALID 562#define SVM_EXITINTINFO_VALID_ERR SVM_EVTINJ_VALID_ERR 563 564#define SVM_EXITINFOSHIFT_TS_REASON_IRET 36 565#define SVM_EXITINFOSHIFT_TS_REASON_JMP 38 566#define SVM_EXITINFOSHIFT_TS_HAS_ERROR_CODE 44 567 568#define SVM_EXITINFO_REG_MASK 0x0F 569 570#define SVM_CR0_SELECTIVE_MASK (X86_CR0_TS | X86_CR0_MP) 571 572/* GHCB Accessor functions */ 573 574#define GHCB_BITMAP_IDX(field) \ 575 (offsetof(struct ghcb_save_area, field) / sizeof(u64)) 576 577#define DEFINE_GHCB_ACCESSORS(field) \ 578 static __always_inline bool ghcb_##field##_is_valid(const struct ghcb *ghcb) \ 579 { \ 580 return test_bit(GHCB_BITMAP_IDX(field), \ 581 (unsigned long *)&ghcb->save.valid_bitmap); \ 582 } \ 583 \ 584 static __always_inline u64 ghcb_get_##field(struct ghcb *ghcb) \ 585 { \ 586 return ghcb->save.field; \ 587 } \ 588 \ 589 static __always_inline u64 ghcb_get_##field##_if_valid(struct ghcb *ghcb) \ 590 { \ 591 return ghcb_##field##_is_valid(ghcb) ? ghcb->save.field : 0; \ 592 } \ 593 \ 594 static __always_inline void ghcb_set_##field(struct ghcb *ghcb, u64 value) \ 595 { \ 596 __set_bit(GHCB_BITMAP_IDX(field), \ 597 (unsigned long *)&ghcb->save.valid_bitmap); \ 598 ghcb->save.field = value; \ 599 } 600 601DEFINE_GHCB_ACCESSORS(cpl) 602DEFINE_GHCB_ACCESSORS(rip) 603DEFINE_GHCB_ACCESSORS(rsp) 604DEFINE_GHCB_ACCESSORS(rax) 605DEFINE_GHCB_ACCESSORS(rcx) 606DEFINE_GHCB_ACCESSORS(rdx) 607DEFINE_GHCB_ACCESSORS(rbx) 608DEFINE_GHCB_ACCESSORS(rbp) 609DEFINE_GHCB_ACCESSORS(rsi) 610DEFINE_GHCB_ACCESSORS(rdi) 611DEFINE_GHCB_ACCESSORS(r8) 612DEFINE_GHCB_ACCESSORS(r9) 613DEFINE_GHCB_ACCESSORS(r10) 614DEFINE_GHCB_ACCESSORS(r11) 615DEFINE_GHCB_ACCESSORS(r12) 616DEFINE_GHCB_ACCESSORS(r13) 617DEFINE_GHCB_ACCESSORS(r14) 618DEFINE_GHCB_ACCESSORS(r15) 619DEFINE_GHCB_ACCESSORS(sw_exit_code) 620DEFINE_GHCB_ACCESSORS(sw_exit_info_1) 621DEFINE_GHCB_ACCESSORS(sw_exit_info_2) 622DEFINE_GHCB_ACCESSORS(sw_scratch) 623DEFINE_GHCB_ACCESSORS(xcr0) 624 625#endif