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 }; 51 52 53 struct __attribute__ ((__packed__)) vmcb_control_area { 54 u16 intercept_cr_read; 55 u16 intercept_cr_write; 56 u16 intercept_dr_read; 57 u16 intercept_dr_write; 58 u32 intercept_exceptions; 59 u64 intercept; 60 u8 reserved_1[44]; 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 u8 reserved_5[832]; 84 }; 85 86 87 #define TLB_CONTROL_DO_NOTHING 0 88 #define TLB_CONTROL_FLUSH_ALL_ASID 1 89 90 #define V_TPR_MASK 0x0f 91 92 #define V_IRQ_SHIFT 8 93 #define V_IRQ_MASK (1 << V_IRQ_SHIFT) 94 95 #define V_INTR_PRIO_SHIFT 16 96 #define V_INTR_PRIO_MASK (0x0f << V_INTR_PRIO_SHIFT) 97 98 #define V_IGN_TPR_SHIFT 20 99 #define V_IGN_TPR_MASK (1 << V_IGN_TPR_SHIFT) 100 101 #define V_INTR_MASKING_SHIFT 24 102 #define V_INTR_MASKING_MASK (1 << V_INTR_MASKING_SHIFT) 103 104 #define SVM_INTERRUPT_SHADOW_MASK 1 105 106 #define SVM_IOIO_STR_SHIFT 2 107 #define SVM_IOIO_REP_SHIFT 3 108 #define SVM_IOIO_SIZE_SHIFT 4 109 #define SVM_IOIO_ASIZE_SHIFT 7 110 111 #define SVM_IOIO_TYPE_MASK 1 112 #define SVM_IOIO_STR_MASK (1 << SVM_IOIO_STR_SHIFT) 113 #define SVM_IOIO_REP_MASK (1 << SVM_IOIO_REP_SHIFT) 114 #define SVM_IOIO_SIZE_MASK (7 << SVM_IOIO_SIZE_SHIFT) 115 #define SVM_IOIO_ASIZE_MASK (7 << SVM_IOIO_ASIZE_SHIFT) 116 117 struct __attribute__ ((__packed__)) vmcb_seg { 118 u16 selector; 119 u16 attrib; 120 u32 limit; 121 u64 base; 122 }; 123 124 struct __attribute__ ((__packed__)) vmcb_save_area { 125 struct vmcb_seg es; 126 struct vmcb_seg cs; 127 struct vmcb_seg ss; 128 struct vmcb_seg ds; 129 struct vmcb_seg fs; 130 struct vmcb_seg gs; 131 struct vmcb_seg gdtr; 132 struct vmcb_seg ldtr; 133 struct vmcb_seg idtr; 134 struct vmcb_seg tr; 135 u8 reserved_1[43]; 136 u8 cpl; 137 u8 reserved_2[4]; 138 u64 efer; 139 u8 reserved_3[112]; 140 u64 cr4; 141 u64 cr3; 142 u64 cr0; 143 u64 dr7; 144 u64 dr6; 145 u64 rflags; 146 u64 rip; 147 u8 reserved_4[88]; 148 u64 rsp; 149 u8 reserved_5[24]; 150 u64 rax; 151 u64 star; 152 u64 lstar; 153 u64 cstar; 154 u64 sfmask; 155 u64 kernel_gs_base; 156 u64 sysenter_cs; 157 u64 sysenter_esp; 158 u64 sysenter_eip; 159 u64 cr2; 160 u8 reserved_6[32]; 161 u64 g_pat; 162 u64 dbgctl; 163 u64 br_from; 164 u64 br_to; 165 u64 last_excp_from; 166 u64 last_excp_to; 167 }; 168 169 struct __attribute__ ((__packed__)) vmcb { 170 struct vmcb_control_area control; 171 struct vmcb_save_area save; 172 }; 173 174 #define SVM_CPUID_FEATURE_SHIFT 2 175 #define SVM_CPUID_FUNC 0x8000000a 176 177 #define SVM_VM_CR_SVM_DISABLE 4 178 179 #define SVM_SELECTOR_S_SHIFT 4 180 #define SVM_SELECTOR_DPL_SHIFT 5 181 #define SVM_SELECTOR_P_SHIFT 7 182 #define SVM_SELECTOR_AVL_SHIFT 8 183 #define SVM_SELECTOR_L_SHIFT 9 184 #define SVM_SELECTOR_DB_SHIFT 10 185 #define SVM_SELECTOR_G_SHIFT 11 186 187 #define SVM_SELECTOR_TYPE_MASK (0xf) 188 #define SVM_SELECTOR_S_MASK (1 << SVM_SELECTOR_S_SHIFT) 189 #define SVM_SELECTOR_DPL_MASK (3 << SVM_SELECTOR_DPL_SHIFT) 190 #define SVM_SELECTOR_P_MASK (1 << SVM_SELECTOR_P_SHIFT) 191 #define SVM_SELECTOR_AVL_MASK (1 << SVM_SELECTOR_AVL_SHIFT) 192 #define SVM_SELECTOR_L_MASK (1 << SVM_SELECTOR_L_SHIFT) 193 #define SVM_SELECTOR_DB_MASK (1 << SVM_SELECTOR_DB_SHIFT) 194 #define SVM_SELECTOR_G_MASK (1 << SVM_SELECTOR_G_SHIFT) 195 196 #define SVM_SELECTOR_WRITE_MASK (1 << 1) 197 #define SVM_SELECTOR_READ_MASK SVM_SELECTOR_WRITE_MASK 198 #define SVM_SELECTOR_CODE_MASK (1 << 3) 199 200 #define INTERCEPT_CR0_MASK 1 201 #define INTERCEPT_CR3_MASK (1 << 3) 202 #define INTERCEPT_CR4_MASK (1 << 4) 203 #define INTERCEPT_CR8_MASK (1 << 8) 204 205 #define INTERCEPT_DR0_MASK 1 206 #define INTERCEPT_DR1_MASK (1 << 1) 207 #define INTERCEPT_DR2_MASK (1 << 2) 208 #define INTERCEPT_DR3_MASK (1 << 3) 209 #define INTERCEPT_DR4_MASK (1 << 4) 210 #define INTERCEPT_DR5_MASK (1 << 5) 211 #define INTERCEPT_DR6_MASK (1 << 6) 212 #define INTERCEPT_DR7_MASK (1 << 7) 213 214 #define SVM_EVTINJ_VEC_MASK 0xff 215 216 #define SVM_EVTINJ_TYPE_SHIFT 8 217 #define SVM_EVTINJ_TYPE_MASK (7 << SVM_EVTINJ_TYPE_SHIFT) 218 219 #define SVM_EVTINJ_TYPE_INTR (0 << SVM_EVTINJ_TYPE_SHIFT) 220 #define SVM_EVTINJ_TYPE_NMI (2 << SVM_EVTINJ_TYPE_SHIFT) 221 #define SVM_EVTINJ_TYPE_EXEPT (3 << SVM_EVTINJ_TYPE_SHIFT) 222 #define SVM_EVTINJ_TYPE_SOFT (4 << SVM_EVTINJ_TYPE_SHIFT) 223 224 #define SVM_EVTINJ_VALID (1 << 31) 225 #define SVM_EVTINJ_VALID_ERR (1 << 11) 226 227 #define SVM_EXITINTINFO_VEC_MASK SVM_EVTINJ_VEC_MASK 228 #define SVM_EXITINTINFO_TYPE_MASK SVM_EVTINJ_TYPE_MASK 229 230 #define SVM_EXITINTINFO_TYPE_INTR SVM_EVTINJ_TYPE_INTR 231 #define SVM_EXITINTINFO_TYPE_NMI SVM_EVTINJ_TYPE_NMI 232 #define SVM_EXITINTINFO_TYPE_EXEPT SVM_EVTINJ_TYPE_EXEPT 233 #define SVM_EXITINTINFO_TYPE_SOFT SVM_EVTINJ_TYPE_SOFT 234 235 #define SVM_EXITINTINFO_VALID SVM_EVTINJ_VALID 236 #define SVM_EXITINTINFO_VALID_ERR SVM_EVTINJ_VALID_ERR 237 238 #define SVM_EXITINFOSHIFT_TS_REASON_IRET 36 239 #define SVM_EXITINFOSHIFT_TS_REASON_JMP 38 240 241 #define SVM_EXIT_READ_CR0 0x000 242 #define SVM_EXIT_READ_CR3 0x003 243 #define SVM_EXIT_READ_CR4 0x004 244 #define SVM_EXIT_READ_CR8 0x008 245 #define SVM_EXIT_WRITE_CR0 0x010 246 #define SVM_EXIT_WRITE_CR3 0x013 247 #define SVM_EXIT_WRITE_CR4 0x014 248 #define SVM_EXIT_WRITE_CR8 0x018 249 #define SVM_EXIT_READ_DR0 0x020 250 #define SVM_EXIT_READ_DR1 0x021 251 #define SVM_EXIT_READ_DR2 0x022 252 #define SVM_EXIT_READ_DR3 0x023 253 #define SVM_EXIT_READ_DR4 0x024 254 #define SVM_EXIT_READ_DR5 0x025 255 #define SVM_EXIT_READ_DR6 0x026 256 #define SVM_EXIT_READ_DR7 0x027 257 #define SVM_EXIT_WRITE_DR0 0x030 258 #define SVM_EXIT_WRITE_DR1 0x031 259 #define SVM_EXIT_WRITE_DR2 0x032 260 #define SVM_EXIT_WRITE_DR3 0x033 261 #define SVM_EXIT_WRITE_DR4 0x034 262 #define SVM_EXIT_WRITE_DR5 0x035 263 #define SVM_EXIT_WRITE_DR6 0x036 264 #define SVM_EXIT_WRITE_DR7 0x037 265 #define SVM_EXIT_EXCP_BASE 0x040 266 #define SVM_EXIT_INTR 0x060 267 #define SVM_EXIT_NMI 0x061 268 #define SVM_EXIT_SMI 0x062 269 #define SVM_EXIT_INIT 0x063 270 #define SVM_EXIT_VINTR 0x064 271 #define SVM_EXIT_CR0_SEL_WRITE 0x065 272 #define SVM_EXIT_IDTR_READ 0x066 273 #define SVM_EXIT_GDTR_READ 0x067 274 #define SVM_EXIT_LDTR_READ 0x068 275 #define SVM_EXIT_TR_READ 0x069 276 #define SVM_EXIT_IDTR_WRITE 0x06a 277 #define SVM_EXIT_GDTR_WRITE 0x06b 278 #define SVM_EXIT_LDTR_WRITE 0x06c 279 #define SVM_EXIT_TR_WRITE 0x06d 280 #define SVM_EXIT_RDTSC 0x06e 281 #define SVM_EXIT_RDPMC 0x06f 282 #define SVM_EXIT_PUSHF 0x070 283 #define SVM_EXIT_POPF 0x071 284 #define SVM_EXIT_CPUID 0x072 285 #define SVM_EXIT_RSM 0x073 286 #define SVM_EXIT_IRET 0x074 287 #define SVM_EXIT_SWINT 0x075 288 #define SVM_EXIT_INVD 0x076 289 #define SVM_EXIT_PAUSE 0x077 290 #define SVM_EXIT_HLT 0x078 291 #define SVM_EXIT_INVLPG 0x079 292 #define SVM_EXIT_INVLPGA 0x07a 293 #define SVM_EXIT_IOIO 0x07b 294 #define SVM_EXIT_MSR 0x07c 295 #define SVM_EXIT_TASK_SWITCH 0x07d 296 #define SVM_EXIT_FERR_FREEZE 0x07e 297 #define SVM_EXIT_SHUTDOWN 0x07f 298 #define SVM_EXIT_VMRUN 0x080 299 #define SVM_EXIT_VMMCALL 0x081 300 #define SVM_EXIT_VMLOAD 0x082 301 #define SVM_EXIT_VMSAVE 0x083 302 #define SVM_EXIT_STGI 0x084 303 #define SVM_EXIT_CLGI 0x085 304 #define SVM_EXIT_SKINIT 0x086 305 #define SVM_EXIT_RDTSCP 0x087 306 #define SVM_EXIT_ICEBP 0x088 307 #define SVM_EXIT_WBINVD 0x089 308 #define SVM_EXIT_MONITOR 0x08a 309 #define SVM_EXIT_MWAIT 0x08b 310 #define SVM_EXIT_MWAIT_COND 0x08c 311 #define SVM_EXIT_NPF 0x400 312 313 #define SVM_EXIT_ERR -1 314 315 #define SVM_CR0_SELECTIVE_MASK (1 << 3 | 1) /* TS and MP */ 316 317 #define SVM_VMLOAD ".byte 0x0f, 0x01, 0xda" 318 #define SVM_VMRUN ".byte 0x0f, 0x01, 0xd8" 319 #define SVM_VMSAVE ".byte 0x0f, 0x01, 0xdb" 320 #define SVM_CLGI ".byte 0x0f, 0x01, 0xdd" 321 #define SVM_STGI ".byte 0x0f, 0x01, 0xdc" 322 #define SVM_INVLPGA ".byte 0x0f, 0x01, 0xdf" 323 324 #endif 325 326