arch/x86/include/asm/svm.h

   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
  13 enum 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
  23 enum {
  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
 120 struct __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
 249 enum 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
 267 struct vmcb_seg {
 268         u16 selector;
 269         u16 attrib;
 270         u32 limit;
 271         u64 base;
 272 } __packed;
 273
 274 /* Save area definition for legacy and SEV-MEM guests */
 275 struct vmcb_save_area {
 276         struct vmcb_seg es;
 277         struct vmcb_seg cs;
 278         struct vmcb_seg ss;
 279         struct vmcb_seg ds;
 280         struct vmcb_seg fs;
 281         struct vmcb_seg gs;
 282         struct vmcb_seg gdtr;
 283         struct vmcb_seg ldtr;
 284         struct vmcb_seg idtr;
 285         struct vmcb_seg tr;
 286         u8 reserved_1[42];
 287         u8 vmpl;
 288         u8 cpl;
 289         u8 reserved_2[4];
 290         u64 efer;
 291         u8 reserved_3[112];
 292         u64 cr4;
 293         u64 cr3;
 294         u64 cr0;
 295         u64 dr7;
 296         u64 dr6;
 297         u64 rflags;
 298         u64 rip;
 299         u8 reserved_4[88];
 300         u64 rsp;
 301         u64 s_cet;
 302         u64 ssp;
 303         u64 isst_addr;
 304         u64 rax;
 305         u64 star;
 306         u64 lstar;
 307         u64 cstar;
 308         u64 sfmask;
 309         u64 kernel_gs_base;
 310         u64 sysenter_cs;
 311         u64 sysenter_esp;
 312         u64 sysenter_eip;
 313         u64 cr2;
 314         u8 reserved_5[32];
 315         u64 g_pat;
 316         u64 dbgctl;
 317         u64 br_from;
 318         u64 br_to;
 319         u64 last_excp_from;
 320         u64 last_excp_to;
 321         u8 reserved_6[72];
 322         u32 spec_ctrl;          /* Guest version of SPEC_CTRL at 0x2E0 */
 323 } __packed;
 324
 325 /* Save area definition for SEV-ES and SEV-SNP guests */
 326 struct sev_es_save_area {
 327         struct vmcb_seg es;
 328         struct vmcb_seg cs;
 329         struct vmcb_seg ss;
 330         struct vmcb_seg ds;
 331         struct vmcb_seg fs;
 332         struct vmcb_seg gs;
 333         struct vmcb_seg gdtr;
 334         struct vmcb_seg ldtr;
 335         struct vmcb_seg idtr;
 336         struct vmcb_seg tr;
 337         u64 vmpl0_ssp;
 338         u64 vmpl1_ssp;
 339         u64 vmpl2_ssp;
 340         u64 vmpl3_ssp;
 341         u64 u_cet;
 342         u8 reserved_1[2];
 343         u8 vmpl;
 344         u8 cpl;
 345         u8 reserved_2[4];
 346         u64 efer;
 347         u8 reserved_3[104];
 348         u64 xss;
 349         u64 cr4;
 350         u64 cr3;
 351         u64 cr0;
 352         u64 dr7;
 353         u64 dr6;
 354         u64 rflags;
 355         u64 rip;
 356         u64 dr0;
 357         u64 dr1;
 358         u64 dr2;
 359         u64 dr3;
 360         u64 dr0_addr_mask;
 361         u64 dr1_addr_mask;
 362         u64 dr2_addr_mask;
 363         u64 dr3_addr_mask;
 364         u8 reserved_4[24];
 365         u64 rsp;
 366         u64 s_cet;
 367         u64 ssp;
 368         u64 isst_addr;
 369         u64 rax;
 370         u64 star;
 371         u64 lstar;
 372         u64 cstar;
 373         u64 sfmask;
 374         u64 kernel_gs_base;
 375         u64 sysenter_cs;
 376         u64 sysenter_esp;
 377         u64 sysenter_eip;
 378         u64 cr2;
 379         u8 reserved_5[32];
 380         u64 g_pat;
 381         u64 dbgctl;
 382         u64 br_from;
 383         u64 br_to;
 384         u64 last_excp_from;
 385         u64 last_excp_to;
 386         u8 reserved_7[80];
 387         u32 pkru;
 388         u8 reserved_8[20];
 389         u64 reserved_9;         /* rax already available at 0x01f8 */
 390         u64 rcx;
 391         u64 rdx;
 392         u64 rbx;
 393         u64 reserved_10;        /* rsp already available at 0x01d8 */
 394         u64 rbp;
 395         u64 rsi;
 396         u64 rdi;
 397         u64 r8;
 398         u64 r9;
 399         u64 r10;
 400         u64 r11;
 401         u64 r12;
 402         u64 r13;
 403         u64 r14;
 404         u64 r15;
 405         u8 reserved_11[16];
 406         u64 guest_exit_info_1;
 407         u64 guest_exit_info_2;
 408         u64 guest_exit_int_info;
 409         u64 guest_nrip;
 410         u64 sev_features;
 411         u64 vintr_ctrl;
 412         u64 guest_exit_code;
 413         u64 virtual_tom;
 414         u64 tlb_id;
 415         u64 pcpu_id;
 416         u64 event_inj;
 417         u64 xcr0;
 418         u8 reserved_12[16];
 419
 420         /* Floating point area */
 421         u64 x87_dp;
 422         u32 mxcsr;
 423         u16 x87_ftw;
 424         u16 x87_fsw;
 425         u16 x87_fcw;
 426         u16 x87_fop;
 427         u16 x87_ds;
 428         u16 x87_cs;
 429         u64 x87_rip;
 430         u8 fpreg_x87[80];
 431         u8 fpreg_xmm[256];
 432         u8 fpreg_ymm[256];
 433 } __packed;
 434
 435 struct ghcb_save_area {
 436         u8 reserved_1[203];
 437         u8 cpl;
 438         u8 reserved_2[116];
 439         u64 xss;
 440         u8 reserved_3[24];
 441         u64 dr7;
 442         u8 reserved_4[16];
 443         u64 rip;
 444         u8 reserved_5[88];
 445         u64 rsp;
 446         u8 reserved_6[24];
 447         u64 rax;
 448         u8 reserved_7[264];
 449         u64 rcx;
 450         u64 rdx;
 451         u64 rbx;
 452         u8 reserved_8[8];
 453         u64 rbp;
 454         u64 rsi;
 455         u64 rdi;
 456         u64 r8;
 457         u64 r9;
 458         u64 r10;
 459         u64 r11;
 460         u64 r12;
 461         u64 r13;
 462         u64 r14;
 463         u64 r15;
 464         u8 reserved_9[16];
 465         u64 sw_exit_code;
 466         u64 sw_exit_info_1;
 467         u64 sw_exit_info_2;
 468         u64 sw_scratch;
 469         u8 reserved_10[56];
 470         u64 xcr0;
 471         u8 valid_bitmap[16];
 472         u64 x87_state_gpa;
 473 } __packed;
 474
 475 #define GHCB_SHARED_BUF_SIZE    2032
 476
 477 struct ghcb {
 478         struct ghcb_save_area save;
 479         u8 reserved_save[2048 - sizeof(struct ghcb_save_area)];
 480
 481         u8 shared_buffer[GHCB_SHARED_BUF_SIZE];
 482
 483         u8 reserved_1[10];
 484         u16 protocol_version;   /* negotiated SEV-ES/GHCB protocol version */
 485         u32 ghcb_usage;
 486 } __packed;
 487
 488
 489 #define EXPECTED_VMCB_SAVE_AREA_SIZE            740
 490 #define EXPECTED_GHCB_SAVE_AREA_SIZE            1032
 491 #define EXPECTED_SEV_ES_SAVE_AREA_SIZE          1648
 492 #define EXPECTED_VMCB_CONTROL_AREA_SIZE         1024
 493 #define EXPECTED_GHCB_SIZE                      PAGE_SIZE
 494
 495 static inline void __unused_size_checks(void)
 496 {
 497         BUILD_BUG_ON(sizeof(struct vmcb_save_area)      != EXPECTED_VMCB_SAVE_AREA_SIZE);
 498         BUILD_BUG_ON(sizeof(struct ghcb_save_area)      != EXPECTED_GHCB_SAVE_AREA_SIZE);
 499         BUILD_BUG_ON(sizeof(struct sev_es_save_area)    != EXPECTED_SEV_ES_SAVE_AREA_SIZE);
 500         BUILD_BUG_ON(sizeof(struct vmcb_control_area)   != EXPECTED_VMCB_CONTROL_AREA_SIZE);
 501         BUILD_BUG_ON(sizeof(struct ghcb)                != EXPECTED_GHCB_SIZE);
 502 }
 503
 504 struct vmcb {
 505         struct vmcb_control_area control;
 506         struct vmcb_save_area save;
 507 } __packed;
 508
 509 #define SVM_CPUID_FUNC 0x8000000a
 510
 511 #define SVM_VM_CR_SVM_DISABLE 4
 512
 513 #define SVM_SELECTOR_S_SHIFT 4
 514 #define SVM_SELECTOR_DPL_SHIFT 5
 515 #define SVM_SELECTOR_P_SHIFT 7
 516 #define SVM_SELECTOR_AVL_SHIFT 8
 517 #define SVM_SELECTOR_L_SHIFT 9
 518 #define SVM_SELECTOR_DB_SHIFT 10
 519 #define SVM_SELECTOR_G_SHIFT 11
 520
 521 #define SVM_SELECTOR_TYPE_MASK (0xf)
 522 #define SVM_SELECTOR_S_MASK (1 << SVM_SELECTOR_S_SHIFT)
 523 #define SVM_SELECTOR_DPL_MASK (3 << SVM_SELECTOR_DPL_SHIFT)
 524 #define SVM_SELECTOR_P_MASK (1 << SVM_SELECTOR_P_SHIFT)
 525 #define SVM_SELECTOR_AVL_MASK (1 << SVM_SELECTOR_AVL_SHIFT)
 526 #define SVM_SELECTOR_L_MASK (1 << SVM_SELECTOR_L_SHIFT)
 527 #define SVM_SELECTOR_DB_MASK (1 << SVM_SELECTOR_DB_SHIFT)
 528 #define SVM_SELECTOR_G_MASK (1 << SVM_SELECTOR_G_SHIFT)
 529
 530 #define SVM_SELECTOR_WRITE_MASK (1 << 1)
 531 #define SVM_SELECTOR_READ_MASK SVM_SELECTOR_WRITE_MASK
 532 #define SVM_SELECTOR_CODE_MASK (1 << 3)
 533
 534 #define SVM_EVTINJ_VEC_MASK 0xff
 535
 536 #define SVM_EVTINJ_TYPE_SHIFT 8
 537 #define SVM_EVTINJ_TYPE_MASK (7 << SVM_EVTINJ_TYPE_SHIFT)
 538
 539 #define SVM_EVTINJ_TYPE_INTR (0 << SVM_EVTINJ_TYPE_SHIFT)
 540 #define SVM_EVTINJ_TYPE_NMI (2 << SVM_EVTINJ_TYPE_SHIFT)
 541 #define SVM_EVTINJ_TYPE_EXEPT (3 << SVM_EVTINJ_TYPE_SHIFT)
 542 #define SVM_EVTINJ_TYPE_SOFT (4 << SVM_EVTINJ_TYPE_SHIFT)
 543
 544 #define SVM_EVTINJ_VALID (1 << 31)
 545 #define SVM_EVTINJ_VALID_ERR (1 << 11)
 546
 547 #define SVM_EXITINTINFO_VEC_MASK SVM_EVTINJ_VEC_MASK
 548 #define SVM_EXITINTINFO_TYPE_MASK SVM_EVTINJ_TYPE_MASK
 549
 550 #define SVM_EXITINTINFO_TYPE_INTR SVM_EVTINJ_TYPE_INTR
 551 #define SVM_EXITINTINFO_TYPE_NMI SVM_EVTINJ_TYPE_NMI
 552 #define SVM_EXITINTINFO_TYPE_EXEPT SVM_EVTINJ_TYPE_EXEPT
 553 #define SVM_EXITINTINFO_TYPE_SOFT SVM_EVTINJ_TYPE_SOFT
 554
 555 #define SVM_EXITINTINFO_VALID SVM_EVTINJ_VALID
 556 #define SVM_EXITINTINFO_VALID_ERR SVM_EVTINJ_VALID_ERR
 557
 558 #define SVM_EXITINFOSHIFT_TS_REASON_IRET 36
 559 #define SVM_EXITINFOSHIFT_TS_REASON_JMP 38
 560 #define SVM_EXITINFOSHIFT_TS_HAS_ERROR_CODE 44
 561
 562 #define SVM_EXITINFO_REG_MASK 0x0F
 563
 564 #define SVM_CR0_SELECTIVE_MASK (X86_CR0_TS | X86_CR0_MP)
 565
 566 /* GHCB Accessor functions */
 567
 568 #define GHCB_BITMAP_IDX(field)                                                  \
 569         (offsetof(struct ghcb_save_area, field) / sizeof(u64))
 570
 571 #define DEFINE_GHCB_ACCESSORS(field)                                            \
 572         static __always_inline bool ghcb_##field##_is_valid(const struct ghcb *ghcb) \
 573         {                                                                       \
 574                 return test_bit(GHCB_BITMAP_IDX(field),                         \
 575                                 (unsigned long *)&ghcb->save.valid_bitmap);     \
 576         }                                                                       \
 577                                                                                 \
 578         static __always_inline u64 ghcb_get_##field(struct ghcb *ghcb)          \
 579         {                                                                       \
 580                 return ghcb->save.field;                                        \
 581         }                                                                       \
 582                                                                                 \
 583         static __always_inline u64 ghcb_get_##field##_if_valid(struct ghcb *ghcb) \
 584         {                                                                       \
 585                 return ghcb_##field##_is_valid(ghcb) ? ghcb->save.field : 0;    \
 586         }                                                                       \
 587                                                                                 \
 588         static __always_inline void ghcb_set_##field(struct ghcb *ghcb, u64 value) \
 589         {                                                                       \
 590                 __set_bit(GHCB_BITMAP_IDX(field),                               \
 591                           (unsigned long *)&ghcb->save.valid_bitmap);           \
 592                 ghcb->save.field = value;                                       \
 593         }
 594
 595 DEFINE_GHCB_ACCESSORS(cpl)
 596 DEFINE_GHCB_ACCESSORS(rip)
 597 DEFINE_GHCB_ACCESSORS(rsp)
 598 DEFINE_GHCB_ACCESSORS(rax)
 599 DEFINE_GHCB_ACCESSORS(rcx)
 600 DEFINE_GHCB_ACCESSORS(rdx)
 601 DEFINE_GHCB_ACCESSORS(rbx)
 602 DEFINE_GHCB_ACCESSORS(rbp)
 603 DEFINE_GHCB_ACCESSORS(rsi)
 604 DEFINE_GHCB_ACCESSORS(rdi)
 605 DEFINE_GHCB_ACCESSORS(r8)
 606 DEFINE_GHCB_ACCESSORS(r9)
 607 DEFINE_GHCB_ACCESSORS(r10)
 608 DEFINE_GHCB_ACCESSORS(r11)
 609 DEFINE_GHCB_ACCESSORS(r12)
 610 DEFINE_GHCB_ACCESSORS(r13)
 611 DEFINE_GHCB_ACCESSORS(r14)
 612 DEFINE_GHCB_ACCESSORS(r15)
 613 DEFINE_GHCB_ACCESSORS(sw_exit_code)
 614 DEFINE_GHCB_ACCESSORS(sw_exit_info_1)
 615 DEFINE_GHCB_ACCESSORS(sw_exit_info_2)
 616 DEFINE_GHCB_ACCESSORS(sw_scratch)
 617 DEFINE_GHCB_ACCESSORS(xcr0)
 618
 619 #endif