arch/x86/include/asm/svm.h

   1 #ifndef __SVM_H
   2 #define __SVM_H
   3
   4 #include <uapi/asm/svm.h>
   5
   6
   7 enum {
   8         INTERCEPT_INTR,
   9         INTERCEPT_NMI,
  10         INTERCEPT_SMI,
  11         INTERCEPT_INIT,
  12         INTERCEPT_VINTR,
  13         INTERCEPT_SELECTIVE_CR0,
  14         INTERCEPT_STORE_IDTR,
  15         INTERCEPT_STORE_GDTR,
  16         INTERCEPT_STORE_LDTR,
  17         INTERCEPT_STORE_TR,
  18         INTERCEPT_LOAD_IDTR,
  19         INTERCEPT_LOAD_GDTR,
  20         INTERCEPT_LOAD_LDTR,
  21         INTERCEPT_LOAD_TR,
  22         INTERCEPT_RDTSC,
  23         INTERCEPT_RDPMC,
  24         INTERCEPT_PUSHF,
  25         INTERCEPT_POPF,
  26         INTERCEPT_CPUID,
  27         INTERCEPT_RSM,
  28         INTERCEPT_IRET,
  29         INTERCEPT_INTn,
  30         INTERCEPT_INVD,
  31         INTERCEPT_PAUSE,
  32         INTERCEPT_HLT,
  33         INTERCEPT_INVLPG,
  34         INTERCEPT_INVLPGA,
  35         INTERCEPT_IOIO_PROT,
  36         INTERCEPT_MSR_PROT,
  37         INTERCEPT_TASK_SWITCH,
  38         INTERCEPT_FERR_FREEZE,
  39         INTERCEPT_SHUTDOWN,
  40         INTERCEPT_VMRUN,
  41         INTERCEPT_VMMCALL,
  42         INTERCEPT_VMLOAD,
  43         INTERCEPT_VMSAVE,
  44         INTERCEPT_STGI,
  45         INTERCEPT_CLGI,
  46         INTERCEPT_SKINIT,
  47         INTERCEPT_RDTSCP,
  48         INTERCEPT_ICEBP,
  49         INTERCEPT_WBINVD,
  50         INTERCEPT_MONITOR,
  51         INTERCEPT_MWAIT,
  52         INTERCEPT_MWAIT_COND,
  53         INTERCEPT_XSETBV,
  54 };
  55
  56
  57 struct __attribute__ ((__packed__)) vmcb_control_area {
  58         u32 intercept_cr;
  59         u32 intercept_dr;
  60         u32 intercept_exceptions;
  61         u64 intercept;
  62         u8 reserved_1[42];
  63         u16 pause_filter_count;
  64         u64 iopm_base_pa;
  65         u64 msrpm_base_pa;
  66         u64 tsc_offset;
  67         u32 asid;
  68         u8 tlb_ctl;
  69         u8 reserved_2[3];
  70         u32 int_ctl;
  71         u32 int_vector;
  72         u32 int_state;
  73         u8 reserved_3[4];
  74         u32 exit_code;
  75         u32 exit_code_hi;
  76         u64 exit_info_1;
  77         u64 exit_info_2;
  78         u32 exit_int_info;
  79         u32 exit_int_info_err;
  80         u64 nested_ctl;
  81         u8 reserved_4[16];
  82         u32 event_inj;
  83         u32 event_inj_err;
  84         u64 nested_cr3;
  85         u64 lbr_ctl;
  86         u32 clean;
  87         u32 reserved_5;
  88         u64 next_rip;
  89         u8 insn_len;
  90         u8 insn_bytes[15];
  91         u8 reserved_6[800];
  92 };
  93
  94
  95 #define TLB_CONTROL_DO_NOTHING 0
  96 #define TLB_CONTROL_FLUSH_ALL_ASID 1
  97 #define TLB_CONTROL_FLUSH_ASID 3
  98 #define TLB_CONTROL_FLUSH_ASID_LOCAL 7
  99
 100 #define V_TPR_MASK 0x0f
 101
 102 #define V_IRQ_SHIFT 8
 103 #define V_IRQ_MASK (1 << V_IRQ_SHIFT)
 104
 105 #define V_INTR_PRIO_SHIFT 16
 106 #define V_INTR_PRIO_MASK (0x0f << V_INTR_PRIO_SHIFT)
 107
 108 #define V_IGN_TPR_SHIFT 20
 109 #define V_IGN_TPR_MASK (1 << V_IGN_TPR_SHIFT)
 110
 111 #define V_INTR_MASKING_SHIFT 24
 112 #define V_INTR_MASKING_MASK (1 << V_INTR_MASKING_SHIFT)
 113
 114 #define SVM_INTERRUPT_SHADOW_MASK 1
 115
 116 #define SVM_IOIO_STR_SHIFT 2
 117 #define SVM_IOIO_REP_SHIFT 3
 118 #define SVM_IOIO_SIZE_SHIFT 4
 119 #define SVM_IOIO_ASIZE_SHIFT 7
 120
 121 #define SVM_IOIO_TYPE_MASK 1
 122 #define SVM_IOIO_STR_MASK (1 << SVM_IOIO_STR_SHIFT)
 123 #define SVM_IOIO_REP_MASK (1 << SVM_IOIO_REP_SHIFT)
 124 #define SVM_IOIO_SIZE_MASK (7 << SVM_IOIO_SIZE_SHIFT)
 125 #define SVM_IOIO_ASIZE_MASK (7 << SVM_IOIO_ASIZE_SHIFT)
 126
 127 #define SVM_VM_CR_VALID_MASK    0x001fULL
 128 #define SVM_VM_CR_SVM_LOCK_MASK 0x0008ULL
 129 #define SVM_VM_CR_SVM_DIS_MASK  0x0010ULL
 130
 131 struct __attribute__ ((__packed__)) vmcb_seg {
 132         u16 selector;
 133         u16 attrib;
 134         u32 limit;
 135         u64 base;
 136 };
 137
 138 struct __attribute__ ((__packed__)) vmcb_save_area {
 139         struct vmcb_seg es;
 140         struct vmcb_seg cs;
 141         struct vmcb_seg ss;
 142         struct vmcb_seg ds;
 143         struct vmcb_seg fs;
 144         struct vmcb_seg gs;
 145         struct vmcb_seg gdtr;
 146         struct vmcb_seg ldtr;
 147         struct vmcb_seg idtr;
 148         struct vmcb_seg tr;
 149         u8 reserved_1[43];
 150         u8 cpl;
 151         u8 reserved_2[4];
 152         u64 efer;
 153         u8 reserved_3[112];
 154         u64 cr4;
 155         u64 cr3;
 156         u64 cr0;
 157         u64 dr7;
 158         u64 dr6;
 159         u64 rflags;
 160         u64 rip;
 161         u8 reserved_4[88];
 162         u64 rsp;
 163         u8 reserved_5[24];
 164         u64 rax;
 165         u64 star;
 166         u64 lstar;
 167         u64 cstar;
 168         u64 sfmask;
 169         u64 kernel_gs_base;
 170         u64 sysenter_cs;
 171         u64 sysenter_esp;
 172         u64 sysenter_eip;
 173         u64 cr2;
 174         u8 reserved_6[32];
 175         u64 g_pat;
 176         u64 dbgctl;
 177         u64 br_from;
 178         u64 br_to;
 179         u64 last_excp_from;
 180         u64 last_excp_to;
 181 };
 182
 183 struct __attribute__ ((__packed__)) vmcb {
 184         struct vmcb_control_area control;
 185         struct vmcb_save_area save;
 186 };
 187
 188 #define SVM_CPUID_FEATURE_SHIFT 2
 189 #define SVM_CPUID_FUNC 0x8000000a
 190
 191 #define SVM_VM_CR_SVM_DISABLE 4
 192
 193 #define SVM_SELECTOR_S_SHIFT 4
 194 #define SVM_SELECTOR_DPL_SHIFT 5
 195 #define SVM_SELECTOR_P_SHIFT 7
 196 #define SVM_SELECTOR_AVL_SHIFT 8
 197 #define SVM_SELECTOR_L_SHIFT 9
 198 #define SVM_SELECTOR_DB_SHIFT 10
 199 #define SVM_SELECTOR_G_SHIFT 11
 200
 201 #define SVM_SELECTOR_TYPE_MASK (0xf)
 202 #define SVM_SELECTOR_S_MASK (1 << SVM_SELECTOR_S_SHIFT)
 203 #define SVM_SELECTOR_DPL_MASK (3 << SVM_SELECTOR_DPL_SHIFT)
 204 #define SVM_SELECTOR_P_MASK (1 << SVM_SELECTOR_P_SHIFT)
 205 #define SVM_SELECTOR_AVL_MASK (1 << SVM_SELECTOR_AVL_SHIFT)
 206 #define SVM_SELECTOR_L_MASK (1 << SVM_SELECTOR_L_SHIFT)
 207 #define SVM_SELECTOR_DB_MASK (1 << SVM_SELECTOR_DB_SHIFT)
 208 #define SVM_SELECTOR_G_MASK (1 << SVM_SELECTOR_G_SHIFT)
 209
 210 #define SVM_SELECTOR_WRITE_MASK (1 << 1)
 211 #define SVM_SELECTOR_READ_MASK SVM_SELECTOR_WRITE_MASK
 212 #define SVM_SELECTOR_CODE_MASK (1 << 3)
 213
 214 #define INTERCEPT_CR0_READ      0
 215 #define INTERCEPT_CR3_READ      3
 216 #define INTERCEPT_CR4_READ      4
 217 #define INTERCEPT_CR8_READ      8
 218 #define INTERCEPT_CR0_WRITE     (16 + 0)
 219 #define INTERCEPT_CR3_WRITE     (16 + 3)
 220 #define INTERCEPT_CR4_WRITE     (16 + 4)
 221 #define INTERCEPT_CR8_WRITE     (16 + 8)
 222
 223 #define INTERCEPT_DR0_READ      0
 224 #define INTERCEPT_DR1_READ      1
 225 #define INTERCEPT_DR2_READ      2
 226 #define INTERCEPT_DR3_READ      3
 227 #define INTERCEPT_DR4_READ      4
 228 #define INTERCEPT_DR5_READ      5
 229 #define INTERCEPT_DR6_READ      6
 230 #define INTERCEPT_DR7_READ      7
 231 #define INTERCEPT_DR0_WRITE     (16 + 0)
 232 #define INTERCEPT_DR1_WRITE     (16 + 1)
 233 #define INTERCEPT_DR2_WRITE     (16 + 2)
 234 #define INTERCEPT_DR3_WRITE     (16 + 3)
 235 #define INTERCEPT_DR4_WRITE     (16 + 4)
 236 #define INTERCEPT_DR5_WRITE     (16 + 5)
 237 #define INTERCEPT_DR6_WRITE     (16 + 6)
 238 #define INTERCEPT_DR7_WRITE     (16 + 7)
 239
 240 #define SVM_EVTINJ_VEC_MASK 0xff
 241
 242 #define SVM_EVTINJ_TYPE_SHIFT 8
 243 #define SVM_EVTINJ_TYPE_MASK (7 << SVM_EVTINJ_TYPE_SHIFT)
 244
 245 #define SVM_EVTINJ_TYPE_INTR (0 << SVM_EVTINJ_TYPE_SHIFT)
 246 #define SVM_EVTINJ_TYPE_NMI (2 << SVM_EVTINJ_TYPE_SHIFT)
 247 #define SVM_EVTINJ_TYPE_EXEPT (3 << SVM_EVTINJ_TYPE_SHIFT)
 248 #define SVM_EVTINJ_TYPE_SOFT (4 << SVM_EVTINJ_TYPE_SHIFT)
 249
 250 #define SVM_EVTINJ_VALID (1 << 31)
 251 #define SVM_EVTINJ_VALID_ERR (1 << 11)
 252
 253 #define SVM_EXITINTINFO_VEC_MASK SVM_EVTINJ_VEC_MASK
 254 #define SVM_EXITINTINFO_TYPE_MASK SVM_EVTINJ_TYPE_MASK
 255
 256 #define SVM_EXITINTINFO_TYPE_INTR SVM_EVTINJ_TYPE_INTR
 257 #define SVM_EXITINTINFO_TYPE_NMI SVM_EVTINJ_TYPE_NMI
 258 #define SVM_EXITINTINFO_TYPE_EXEPT SVM_EVTINJ_TYPE_EXEPT
 259 #define SVM_EXITINTINFO_TYPE_SOFT SVM_EVTINJ_TYPE_SOFT
 260
 261 #define SVM_EXITINTINFO_VALID SVM_EVTINJ_VALID
 262 #define SVM_EXITINTINFO_VALID_ERR SVM_EVTINJ_VALID_ERR
 263
 264 #define SVM_EXITINFOSHIFT_TS_REASON_IRET 36
 265 #define SVM_EXITINFOSHIFT_TS_REASON_JMP 38
 266 #define SVM_EXITINFOSHIFT_TS_HAS_ERROR_CODE 44
 267
 268 #define SVM_EXITINFO_REG_MASK 0x0F
 269
 270 #define SVM_CR0_SELECTIVE_MASK (X86_CR0_TS | X86_CR0_MP)
 271
 272 #define SVM_VMLOAD ".byte 0x0f, 0x01, 0xda"
 273 #define SVM_VMRUN  ".byte 0x0f, 0x01, 0xd8"
 274 #define SVM_VMSAVE ".byte 0x0f, 0x01, 0xdb"
 275 #define SVM_CLGI   ".byte 0x0f, 0x01, 0xdd"
 276 #define SVM_STGI   ".byte 0x0f, 0x01, 0xdc"
 277 #define SVM_INVLPGA ".byte 0x0f, 0x01, 0xdf"
 278
 279 #endif