arch/x86/include/asm/svm.h

   1 #ifndef __SVM_H
   2 #define __SVM_H
   3
   4 enum {
   5         INTERCEPT_INTR,
   6         INTERCEPT_NMI,
   7         INTERCEPT_SMI,
   8         INTERCEPT_INIT,
   9         INTERCEPT_VINTR,
  10         INTERCEPT_SELECTIVE_CR0,
  11         INTERCEPT_STORE_IDTR,
  12         INTERCEPT_STORE_GDTR,
  13         INTERCEPT_STORE_LDTR,
  14         INTERCEPT_STORE_TR,
  15         INTERCEPT_LOAD_IDTR,
  16         INTERCEPT_LOAD_GDTR,
  17         INTERCEPT_LOAD_LDTR,
  18         INTERCEPT_LOAD_TR,
  19         INTERCEPT_RDTSC,
  20         INTERCEPT_RDPMC,
  21         INTERCEPT_PUSHF,
  22         INTERCEPT_POPF,
  23         INTERCEPT_CPUID,
  24         INTERCEPT_RSM,
  25         INTERCEPT_IRET,
  26         INTERCEPT_INTn,
  27         INTERCEPT_INVD,
  28         INTERCEPT_PAUSE,
  29         INTERCEPT_HLT,
  30         INTERCEPT_INVLPG,
  31         INTERCEPT_INVLPGA,
  32         INTERCEPT_IOIO_PROT,
  33         INTERCEPT_MSR_PROT,
  34         INTERCEPT_TASK_SWITCH,
  35         INTERCEPT_FERR_FREEZE,
  36         INTERCEPT_SHUTDOWN,
  37         INTERCEPT_VMRUN,
  38         INTERCEPT_VMMCALL,
  39         INTERCEPT_VMLOAD,
  40         INTERCEPT_VMSAVE,
  41         INTERCEPT_STGI,
  42         INTERCEPT_CLGI,
  43         INTERCEPT_SKINIT,
  44         INTERCEPT_RDTSCP,
  45         INTERCEPT_ICEBP,
  46         INTERCEPT_WBINVD,
  47         INTERCEPT_MONITOR,
  48         INTERCEPT_MWAIT,
  49         INTERCEPT_MWAIT_COND,
  50         INTERCEPT_XSETBV,
  51 };
  52
  53
  54 struct __attribute__ ((__packed__)) vmcb_control_area {
  55         u32 intercept_cr;
  56         u32 intercept_dr;
  57         u32 intercept_exceptions;
  58         u64 intercept;
  59         u8 reserved_1[42];
  60         u16 pause_filter_count;
  61         u64 iopm_base_pa;
  62         u64 msrpm_base_pa;
  63         u64 tsc_offset;
  64         u32 asid;
  65         u8 tlb_ctl;
  66         u8 reserved_2[3];
  67         u32 int_ctl;
  68         u32 int_vector;
  69         u32 int_state;
  70         u8 reserved_3[4];
  71         u32 exit_code;
  72         u32 exit_code_hi;
  73         u64 exit_info_1;
  74         u64 exit_info_2;
  75         u32 exit_int_info;
  76         u32 exit_int_info_err;
  77         u64 nested_ctl;
  78         u8 reserved_4[16];
  79         u32 event_inj;
  80         u32 event_inj_err;
  81         u64 nested_cr3;
  82         u64 lbr_ctl;
  83         u32 clean;
  84         u32 reserved_5;
  85         u64 next_rip;
  86         u8 insn_len;
  87         u8 insn_bytes[15];
  88         u8 reserved_6[800];
  89 };
  90
  91
  92 #define TLB_CONTROL_DO_NOTHING 0
  93 #define TLB_CONTROL_FLUSH_ALL_ASID 1
  94 #define TLB_CONTROL_FLUSH_ASID 3
  95 #define TLB_CONTROL_FLUSH_ASID_LOCAL 7
  96
  97 #define V_TPR_MASK 0x0f
  98
  99 #define V_IRQ_SHIFT 8
 100 #define V_IRQ_MASK (1 << V_IRQ_SHIFT)
 101
 102 #define V_INTR_PRIO_SHIFT 16
 103 #define V_INTR_PRIO_MASK (0x0f << V_INTR_PRIO_SHIFT)
 104
 105 #define V_IGN_TPR_SHIFT 20
 106 #define V_IGN_TPR_MASK (1 << V_IGN_TPR_SHIFT)
 107
 108 #define V_INTR_MASKING_SHIFT 24
 109 #define V_INTR_MASKING_MASK (1 << V_INTR_MASKING_SHIFT)
 110
 111 #define SVM_INTERRUPT_SHADOW_MASK 1
 112
 113 #define SVM_IOIO_STR_SHIFT 2
 114 #define SVM_IOIO_REP_SHIFT 3
 115 #define SVM_IOIO_SIZE_SHIFT 4
 116 #define SVM_IOIO_ASIZE_SHIFT 7
 117
 118 #define SVM_IOIO_TYPE_MASK 1
 119 #define SVM_IOIO_STR_MASK (1 << SVM_IOIO_STR_SHIFT)
 120 #define SVM_IOIO_REP_MASK (1 << SVM_IOIO_REP_SHIFT)
 121 #define SVM_IOIO_SIZE_MASK (7 << SVM_IOIO_SIZE_SHIFT)
 122 #define SVM_IOIO_ASIZE_MASK (7 << SVM_IOIO_ASIZE_SHIFT)
 123
 124 #define SVM_VM_CR_VALID_MASK    0x001fULL
 125 #define SVM_VM_CR_SVM_LOCK_MASK 0x0008ULL
 126 #define SVM_VM_CR_SVM_DIS_MASK  0x0010ULL
 127
 128 struct __attribute__ ((__packed__)) vmcb_seg {
 129         u16 selector;
 130         u16 attrib;
 131         u32 limit;
 132         u64 base;
 133 };
 134
 135 struct __attribute__ ((__packed__)) vmcb_save_area {
 136         struct vmcb_seg es;
 137         struct vmcb_seg cs;
 138         struct vmcb_seg ss;
 139         struct vmcb_seg ds;
 140         struct vmcb_seg fs;
 141         struct vmcb_seg gs;
 142         struct vmcb_seg gdtr;
 143         struct vmcb_seg ldtr;
 144         struct vmcb_seg idtr;
 145         struct vmcb_seg tr;
 146         u8 reserved_1[43];
 147         u8 cpl;
 148         u8 reserved_2[4];
 149         u64 efer;
 150         u8 reserved_3[112];
 151         u64 cr4;
 152         u64 cr3;
 153         u64 cr0;
 154         u64 dr7;
 155         u64 dr6;
 156         u64 rflags;
 157         u64 rip;
 158         u8 reserved_4[88];
 159         u64 rsp;
 160         u8 reserved_5[24];
 161         u64 rax;
 162         u64 star;
 163         u64 lstar;
 164         u64 cstar;
 165         u64 sfmask;
 166         u64 kernel_gs_base;
 167         u64 sysenter_cs;
 168         u64 sysenter_esp;
 169         u64 sysenter_eip;
 170         u64 cr2;
 171         u8 reserved_6[32];
 172         u64 g_pat;
 173         u64 dbgctl;
 174         u64 br_from;
 175         u64 br_to;
 176         u64 last_excp_from;
 177         u64 last_excp_to;
 178 };
 179
 180 struct __attribute__ ((__packed__)) vmcb {
 181         struct vmcb_control_area control;
 182         struct vmcb_save_area save;
 183 };
 184
 185 #define SVM_CPUID_FEATURE_SHIFT 2
 186 #define SVM_CPUID_FUNC 0x8000000a
 187
 188 #define SVM_VM_CR_SVM_DISABLE 4
 189
 190 #define SVM_SELECTOR_S_SHIFT 4
 191 #define SVM_SELECTOR_DPL_SHIFT 5
 192 #define SVM_SELECTOR_P_SHIFT 7
 193 #define SVM_SELECTOR_AVL_SHIFT 8
 194 #define SVM_SELECTOR_L_SHIFT 9
 195 #define SVM_SELECTOR_DB_SHIFT 10
 196 #define SVM_SELECTOR_G_SHIFT 11
 197
 198 #define SVM_SELECTOR_TYPE_MASK (0xf)
 199 #define SVM_SELECTOR_S_MASK (1 << SVM_SELECTOR_S_SHIFT)
 200 #define SVM_SELECTOR_DPL_MASK (3 << SVM_SELECTOR_DPL_SHIFT)
 201 #define SVM_SELECTOR_P_MASK (1 << SVM_SELECTOR_P_SHIFT)
 202 #define SVM_SELECTOR_AVL_MASK (1 << SVM_SELECTOR_AVL_SHIFT)
 203 #define SVM_SELECTOR_L_MASK (1 << SVM_SELECTOR_L_SHIFT)
 204 #define SVM_SELECTOR_DB_MASK (1 << SVM_SELECTOR_DB_SHIFT)
 205 #define SVM_SELECTOR_G_MASK (1 << SVM_SELECTOR_G_SHIFT)
 206
 207 #define SVM_SELECTOR_WRITE_MASK (1 << 1)
 208 #define SVM_SELECTOR_READ_MASK SVM_SELECTOR_WRITE_MASK
 209 #define SVM_SELECTOR_CODE_MASK (1 << 3)
 210
 211 #define INTERCEPT_CR0_READ      0
 212 #define INTERCEPT_CR3_READ      3
 213 #define INTERCEPT_CR4_READ      4
 214 #define INTERCEPT_CR8_READ      8
 215 #define INTERCEPT_CR0_WRITE     (16 + 0)
 216 #define INTERCEPT_CR3_WRITE     (16 + 3)
 217 #define INTERCEPT_CR4_WRITE     (16 + 4)
 218 #define INTERCEPT_CR8_WRITE     (16 + 8)
 219
 220 #define INTERCEPT_DR0_READ      0
 221 #define INTERCEPT_DR1_READ      1
 222 #define INTERCEPT_DR2_READ      2
 223 #define INTERCEPT_DR3_READ      3
 224 #define INTERCEPT_DR4_READ      4
 225 #define INTERCEPT_DR5_READ      5
 226 #define INTERCEPT_DR6_READ      6
 227 #define INTERCEPT_DR7_READ      7
 228 #define INTERCEPT_DR0_WRITE     (16 + 0)
 229 #define INTERCEPT_DR1_WRITE     (16 + 1)
 230 #define INTERCEPT_DR2_WRITE     (16 + 2)
 231 #define INTERCEPT_DR3_WRITE     (16 + 3)
 232 #define INTERCEPT_DR4_WRITE     (16 + 4)
 233 #define INTERCEPT_DR5_WRITE     (16 + 5)
 234 #define INTERCEPT_DR6_WRITE     (16 + 6)
 235 #define INTERCEPT_DR7_WRITE     (16 + 7)
 236
 237 #define SVM_EVTINJ_VEC_MASK 0xff
 238
 239 #define SVM_EVTINJ_TYPE_SHIFT 8
 240 #define SVM_EVTINJ_TYPE_MASK (7 << SVM_EVTINJ_TYPE_SHIFT)
 241
 242 #define SVM_EVTINJ_TYPE_INTR (0 << SVM_EVTINJ_TYPE_SHIFT)
 243 #define SVM_EVTINJ_TYPE_NMI (2 << SVM_EVTINJ_TYPE_SHIFT)
 244 #define SVM_EVTINJ_TYPE_EXEPT (3 << SVM_EVTINJ_TYPE_SHIFT)
 245 #define SVM_EVTINJ_TYPE_SOFT (4 << SVM_EVTINJ_TYPE_SHIFT)
 246
 247 #define SVM_EVTINJ_VALID (1 << 31)
 248 #define SVM_EVTINJ_VALID_ERR (1 << 11)
 249
 250 #define SVM_EXITINTINFO_VEC_MASK SVM_EVTINJ_VEC_MASK
 251 #define SVM_EXITINTINFO_TYPE_MASK SVM_EVTINJ_TYPE_MASK
 252
 253 #define SVM_EXITINTINFO_TYPE_INTR SVM_EVTINJ_TYPE_INTR
 254 #define SVM_EXITINTINFO_TYPE_NMI SVM_EVTINJ_TYPE_NMI
 255 #define SVM_EXITINTINFO_TYPE_EXEPT SVM_EVTINJ_TYPE_EXEPT
 256 #define SVM_EXITINTINFO_TYPE_SOFT SVM_EVTINJ_TYPE_SOFT
 257
 258 #define SVM_EXITINTINFO_VALID SVM_EVTINJ_VALID
 259 #define SVM_EXITINTINFO_VALID_ERR SVM_EVTINJ_VALID_ERR
 260
 261 #define SVM_EXITINFOSHIFT_TS_REASON_IRET 36
 262 #define SVM_EXITINFOSHIFT_TS_REASON_JMP 38
 263 #define SVM_EXITINFOSHIFT_TS_HAS_ERROR_CODE 44
 264
 265 #define SVM_EXITINFO_REG_MASK 0x0F
 266
 267 #define SVM_EXIT_READ_CR0       0x000
 268 #define SVM_EXIT_READ_CR3       0x003
 269 #define SVM_EXIT_READ_CR4       0x004
 270 #define SVM_EXIT_READ_CR8       0x008
 271 #define SVM_EXIT_WRITE_CR0      0x010
 272 #define SVM_EXIT_WRITE_CR3      0x013
 273 #define SVM_EXIT_WRITE_CR4      0x014
 274 #define SVM_EXIT_WRITE_CR8      0x018
 275 #define SVM_EXIT_READ_DR0       0x020
 276 #define SVM_EXIT_READ_DR1       0x021
 277 #define SVM_EXIT_READ_DR2       0x022
 278 #define SVM_EXIT_READ_DR3       0x023
 279 #define SVM_EXIT_READ_DR4       0x024
 280 #define SVM_EXIT_READ_DR5       0x025
 281 #define SVM_EXIT_READ_DR6       0x026
 282 #define SVM_EXIT_READ_DR7       0x027
 283 #define SVM_EXIT_WRITE_DR0      0x030
 284 #define SVM_EXIT_WRITE_DR1      0x031
 285 #define SVM_EXIT_WRITE_DR2      0x032
 286 #define SVM_EXIT_WRITE_DR3      0x033
 287 #define SVM_EXIT_WRITE_DR4      0x034
 288 #define SVM_EXIT_WRITE_DR5      0x035
 289 #define SVM_EXIT_WRITE_DR6      0x036
 290 #define SVM_EXIT_WRITE_DR7      0x037
 291 #define SVM_EXIT_EXCP_BASE      0x040
 292 #define SVM_EXIT_INTR           0x060
 293 #define SVM_EXIT_NMI            0x061
 294 #define SVM_EXIT_SMI            0x062
 295 #define SVM_EXIT_INIT           0x063
 296 #define SVM_EXIT_VINTR          0x064
 297 #define SVM_EXIT_CR0_SEL_WRITE  0x065
 298 #define SVM_EXIT_IDTR_READ      0x066
 299 #define SVM_EXIT_GDTR_READ      0x067
 300 #define SVM_EXIT_LDTR_READ      0x068
 301 #define SVM_EXIT_TR_READ        0x069
 302 #define SVM_EXIT_IDTR_WRITE     0x06a
 303 #define SVM_EXIT_GDTR_WRITE     0x06b
 304 #define SVM_EXIT_LDTR_WRITE     0x06c
 305 #define SVM_EXIT_TR_WRITE       0x06d
 306 #define SVM_EXIT_RDTSC          0x06e
 307 #define SVM_EXIT_RDPMC          0x06f
 308 #define SVM_EXIT_PUSHF          0x070
 309 #define SVM_EXIT_POPF           0x071
 310 #define SVM_EXIT_CPUID          0x072
 311 #define SVM_EXIT_RSM            0x073
 312 #define SVM_EXIT_IRET           0x074
 313 #define SVM_EXIT_SWINT          0x075
 314 #define SVM_EXIT_INVD           0x076
 315 #define SVM_EXIT_PAUSE          0x077
 316 #define SVM_EXIT_HLT            0x078
 317 #define SVM_EXIT_INVLPG         0x079
 318 #define SVM_EXIT_INVLPGA        0x07a
 319 #define SVM_EXIT_IOIO           0x07b
 320 #define SVM_EXIT_MSR            0x07c
 321 #define SVM_EXIT_TASK_SWITCH    0x07d
 322 #define SVM_EXIT_FERR_FREEZE    0x07e
 323 #define SVM_EXIT_SHUTDOWN       0x07f
 324 #define SVM_EXIT_VMRUN          0x080
 325 #define SVM_EXIT_VMMCALL        0x081
 326 #define SVM_EXIT_VMLOAD         0x082
 327 #define SVM_EXIT_VMSAVE         0x083
 328 #define SVM_EXIT_STGI           0x084
 329 #define SVM_EXIT_CLGI           0x085
 330 #define SVM_EXIT_SKINIT         0x086
 331 #define SVM_EXIT_RDTSCP         0x087
 332 #define SVM_EXIT_ICEBP          0x088
 333 #define SVM_EXIT_WBINVD         0x089
 334 #define SVM_EXIT_MONITOR        0x08a
 335 #define SVM_EXIT_MWAIT          0x08b
 336 #define SVM_EXIT_MWAIT_COND     0x08c
 337 #define SVM_EXIT_XSETBV         0x08d
 338 #define SVM_EXIT_NPF            0x400
 339
 340 #define SVM_EXIT_ERR            -1
 341
 342 #define SVM_CR0_SELECTIVE_MASK (X86_CR0_TS | X86_CR0_MP)
 343
 344 #define SVM_VMLOAD ".byte 0x0f, 0x01, 0xda"
 345 #define SVM_VMRUN  ".byte 0x0f, 0x01, 0xd8"
 346 #define SVM_VMSAVE ".byte 0x0f, 0x01, 0xdb"
 347 #define SVM_CLGI   ".byte 0x0f, 0x01, 0xdd"
 348 #define SVM_STGI   ".byte 0x0f, 0x01, 0xdc"
 349 #define SVM_INVLPGA ".byte 0x0f, 0x01, 0xdf"
 350
 351 #endif
 352