1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * vmx.h: VMX Architecture related definitions 4 * Copyright (c) 2004, Intel Corporation. 5 * 6 * A few random additions are: 7 * Copyright (C) 2006 Qumranet 8 * Avi Kivity <avi@qumranet.com> 9 * Yaniv Kamay <yaniv@qumranet.com> 10 */ 11 #ifndef VMX_H 12 #define VMX_H 13 14 15 #include <linux/bitops.h> 16 #include <linux/bug.h> 17 #include <linux/types.h> 18 19 #include <uapi/asm/vmx.h> 20 #include <asm/vmxfeatures.h> 21 22 #define VMCS_CONTROL_BIT(x) BIT(VMX_FEATURE_##x & 0x1f) 23 24 /* 25 * Definitions of Primary Processor-Based VM-Execution Controls. 26 */ 27 #define CPU_BASED_INTR_WINDOW_EXITING VMCS_CONTROL_BIT(INTR_WINDOW_EXITING) 28 #define CPU_BASED_USE_TSC_OFFSETTING VMCS_CONTROL_BIT(USE_TSC_OFFSETTING) 29 #define CPU_BASED_HLT_EXITING VMCS_CONTROL_BIT(HLT_EXITING) 30 #define CPU_BASED_INVLPG_EXITING VMCS_CONTROL_BIT(INVLPG_EXITING) 31 #define CPU_BASED_MWAIT_EXITING VMCS_CONTROL_BIT(MWAIT_EXITING) 32 #define CPU_BASED_RDPMC_EXITING VMCS_CONTROL_BIT(RDPMC_EXITING) 33 #define CPU_BASED_RDTSC_EXITING VMCS_CONTROL_BIT(RDTSC_EXITING) 34 #define CPU_BASED_CR3_LOAD_EXITING VMCS_CONTROL_BIT(CR3_LOAD_EXITING) 35 #define CPU_BASED_CR3_STORE_EXITING VMCS_CONTROL_BIT(CR3_STORE_EXITING) 36 #define CPU_BASED_ACTIVATE_TERTIARY_CONTROLS VMCS_CONTROL_BIT(TERTIARY_CONTROLS) 37 #define CPU_BASED_CR8_LOAD_EXITING VMCS_CONTROL_BIT(CR8_LOAD_EXITING) 38 #define CPU_BASED_CR8_STORE_EXITING VMCS_CONTROL_BIT(CR8_STORE_EXITING) 39 #define CPU_BASED_TPR_SHADOW VMCS_CONTROL_BIT(VIRTUAL_TPR) 40 #define CPU_BASED_NMI_WINDOW_EXITING VMCS_CONTROL_BIT(NMI_WINDOW_EXITING) 41 #define CPU_BASED_MOV_DR_EXITING VMCS_CONTROL_BIT(MOV_DR_EXITING) 42 #define CPU_BASED_UNCOND_IO_EXITING VMCS_CONTROL_BIT(UNCOND_IO_EXITING) 43 #define CPU_BASED_USE_IO_BITMAPS VMCS_CONTROL_BIT(USE_IO_BITMAPS) 44 #define CPU_BASED_MONITOR_TRAP_FLAG VMCS_CONTROL_BIT(MONITOR_TRAP_FLAG) 45 #define CPU_BASED_USE_MSR_BITMAPS VMCS_CONTROL_BIT(USE_MSR_BITMAPS) 46 #define CPU_BASED_MONITOR_EXITING VMCS_CONTROL_BIT(MONITOR_EXITING) 47 #define CPU_BASED_PAUSE_EXITING VMCS_CONTROL_BIT(PAUSE_EXITING) 48 #define CPU_BASED_ACTIVATE_SECONDARY_CONTROLS VMCS_CONTROL_BIT(SEC_CONTROLS) 49 50 #define CPU_BASED_ALWAYSON_WITHOUT_TRUE_MSR 0x0401e172 51 52 /* 53 * Definitions of Secondary Processor-Based VM-Execution Controls. 54 */ 55 #define SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES VMCS_CONTROL_BIT(VIRT_APIC_ACCESSES) 56 #define SECONDARY_EXEC_ENABLE_EPT VMCS_CONTROL_BIT(EPT) 57 #define SECONDARY_EXEC_DESC VMCS_CONTROL_BIT(DESC_EXITING) 58 #define SECONDARY_EXEC_ENABLE_RDTSCP VMCS_CONTROL_BIT(RDTSCP) 59 #define SECONDARY_EXEC_VIRTUALIZE_X2APIC_MODE VMCS_CONTROL_BIT(VIRTUAL_X2APIC) 60 #define SECONDARY_EXEC_ENABLE_VPID VMCS_CONTROL_BIT(VPID) 61 #define SECONDARY_EXEC_WBINVD_EXITING VMCS_CONTROL_BIT(WBINVD_EXITING) 62 #define SECONDARY_EXEC_UNRESTRICTED_GUEST VMCS_CONTROL_BIT(UNRESTRICTED_GUEST) 63 #define SECONDARY_EXEC_APIC_REGISTER_VIRT VMCS_CONTROL_BIT(APIC_REGISTER_VIRT) 64 #define SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY VMCS_CONTROL_BIT(VIRT_INTR_DELIVERY) 65 #define SECONDARY_EXEC_PAUSE_LOOP_EXITING VMCS_CONTROL_BIT(PAUSE_LOOP_EXITING) 66 #define SECONDARY_EXEC_RDRAND_EXITING VMCS_CONTROL_BIT(RDRAND_EXITING) 67 #define SECONDARY_EXEC_ENABLE_INVPCID VMCS_CONTROL_BIT(INVPCID) 68 #define SECONDARY_EXEC_ENABLE_VMFUNC VMCS_CONTROL_BIT(VMFUNC) 69 #define SECONDARY_EXEC_SHADOW_VMCS VMCS_CONTROL_BIT(SHADOW_VMCS) 70 #define SECONDARY_EXEC_ENCLS_EXITING VMCS_CONTROL_BIT(ENCLS_EXITING) 71 #define SECONDARY_EXEC_RDSEED_EXITING VMCS_CONTROL_BIT(RDSEED_EXITING) 72 #define SECONDARY_EXEC_ENABLE_PML VMCS_CONTROL_BIT(PAGE_MOD_LOGGING) 73 #define SECONDARY_EXEC_PT_CONCEAL_VMX VMCS_CONTROL_BIT(PT_CONCEAL_VMX) 74 #define SECONDARY_EXEC_XSAVES VMCS_CONTROL_BIT(XSAVES) 75 #define SECONDARY_EXEC_MODE_BASED_EPT_EXEC VMCS_CONTROL_BIT(MODE_BASED_EPT_EXEC) 76 #define SECONDARY_EXEC_PT_USE_GPA VMCS_CONTROL_BIT(PT_USE_GPA) 77 #define SECONDARY_EXEC_TSC_SCALING VMCS_CONTROL_BIT(TSC_SCALING) 78 #define SECONDARY_EXEC_ENABLE_USR_WAIT_PAUSE VMCS_CONTROL_BIT(USR_WAIT_PAUSE) 79 #define SECONDARY_EXEC_BUS_LOCK_DETECTION VMCS_CONTROL_BIT(BUS_LOCK_DETECTION) 80 #define SECONDARY_EXEC_NOTIFY_VM_EXITING VMCS_CONTROL_BIT(NOTIFY_VM_EXITING) 81 82 /* 83 * Definitions of Tertiary Processor-Based VM-Execution Controls. 84 */ 85 #define TERTIARY_EXEC_IPI_VIRT VMCS_CONTROL_BIT(IPI_VIRT) 86 87 #define PIN_BASED_EXT_INTR_MASK VMCS_CONTROL_BIT(INTR_EXITING) 88 #define PIN_BASED_NMI_EXITING VMCS_CONTROL_BIT(NMI_EXITING) 89 #define PIN_BASED_VIRTUAL_NMIS VMCS_CONTROL_BIT(VIRTUAL_NMIS) 90 #define PIN_BASED_VMX_PREEMPTION_TIMER VMCS_CONTROL_BIT(PREEMPTION_TIMER) 91 #define PIN_BASED_POSTED_INTR VMCS_CONTROL_BIT(POSTED_INTR) 92 93 #define PIN_BASED_ALWAYSON_WITHOUT_TRUE_MSR 0x00000016 94 95 #define VM_EXIT_SAVE_DEBUG_CONTROLS 0x00000004 96 #define VM_EXIT_HOST_ADDR_SPACE_SIZE 0x00000200 97 #define VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL 0x00001000 98 #define VM_EXIT_ACK_INTR_ON_EXIT 0x00008000 99 #define VM_EXIT_SAVE_IA32_PAT 0x00040000 100 #define VM_EXIT_LOAD_IA32_PAT 0x00080000 101 #define VM_EXIT_SAVE_IA32_EFER 0x00100000 102 #define VM_EXIT_LOAD_IA32_EFER 0x00200000 103 #define VM_EXIT_SAVE_VMX_PREEMPTION_TIMER 0x00400000 104 #define VM_EXIT_CLEAR_BNDCFGS 0x00800000 105 #define VM_EXIT_PT_CONCEAL_PIP 0x01000000 106 #define VM_EXIT_CLEAR_IA32_RTIT_CTL 0x02000000 107 108 #define VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR 0x00036dff 109 110 #define VM_ENTRY_LOAD_DEBUG_CONTROLS 0x00000004 111 #define VM_ENTRY_IA32E_MODE 0x00000200 112 #define VM_ENTRY_SMM 0x00000400 113 #define VM_ENTRY_DEACT_DUAL_MONITOR 0x00000800 114 #define VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL 0x00002000 115 #define VM_ENTRY_LOAD_IA32_PAT 0x00004000 116 #define VM_ENTRY_LOAD_IA32_EFER 0x00008000 117 #define VM_ENTRY_LOAD_BNDCFGS 0x00010000 118 #define VM_ENTRY_PT_CONCEAL_PIP 0x00020000 119 #define VM_ENTRY_LOAD_IA32_RTIT_CTL 0x00040000 120 121 #define VM_ENTRY_ALWAYSON_WITHOUT_TRUE_MSR 0x000011ff 122 123 #define VMX_MISC_PREEMPTION_TIMER_RATE_MASK 0x0000001f 124 #define VMX_MISC_SAVE_EFER_LMA 0x00000020 125 #define VMX_MISC_ACTIVITY_HLT 0x00000040 126 #define VMX_MISC_ACTIVITY_WAIT_SIPI 0x00000100 127 #define VMX_MISC_ZERO_LEN_INS 0x40000000 128 #define VMX_MISC_MSR_LIST_MULTIPLIER 512 129 130 /* VMFUNC functions */ 131 #define VMFUNC_CONTROL_BIT(x) BIT((VMX_FEATURE_##x & 0x1f) - 28) 132 133 #define VMX_VMFUNC_EPTP_SWITCHING VMFUNC_CONTROL_BIT(EPTP_SWITCHING) 134 #define VMFUNC_EPTP_ENTRIES 512 135 136 static inline u32 vmx_basic_vmcs_revision_id(u64 vmx_basic) 137 { 138 return vmx_basic & GENMASK_ULL(30, 0); 139 } 140 141 static inline u32 vmx_basic_vmcs_size(u64 vmx_basic) 142 { 143 return (vmx_basic & GENMASK_ULL(44, 32)) >> 32; 144 } 145 146 static inline int vmx_misc_preemption_timer_rate(u64 vmx_misc) 147 { 148 return vmx_misc & VMX_MISC_PREEMPTION_TIMER_RATE_MASK; 149 } 150 151 static inline int vmx_misc_cr3_count(u64 vmx_misc) 152 { 153 return (vmx_misc & GENMASK_ULL(24, 16)) >> 16; 154 } 155 156 static inline int vmx_misc_max_msr(u64 vmx_misc) 157 { 158 return (vmx_misc & GENMASK_ULL(27, 25)) >> 25; 159 } 160 161 static inline int vmx_misc_mseg_revid(u64 vmx_misc) 162 { 163 return (vmx_misc & GENMASK_ULL(63, 32)) >> 32; 164 } 165 166 /* VMCS Encodings */ 167 enum vmcs_field { 168 VIRTUAL_PROCESSOR_ID = 0x00000000, 169 POSTED_INTR_NV = 0x00000002, 170 LAST_PID_POINTER_INDEX = 0x00000008, 171 GUEST_ES_SELECTOR = 0x00000800, 172 GUEST_CS_SELECTOR = 0x00000802, 173 GUEST_SS_SELECTOR = 0x00000804, 174 GUEST_DS_SELECTOR = 0x00000806, 175 GUEST_FS_SELECTOR = 0x00000808, 176 GUEST_GS_SELECTOR = 0x0000080a, 177 GUEST_LDTR_SELECTOR = 0x0000080c, 178 GUEST_TR_SELECTOR = 0x0000080e, 179 GUEST_INTR_STATUS = 0x00000810, 180 GUEST_PML_INDEX = 0x00000812, 181 HOST_ES_SELECTOR = 0x00000c00, 182 HOST_CS_SELECTOR = 0x00000c02, 183 HOST_SS_SELECTOR = 0x00000c04, 184 HOST_DS_SELECTOR = 0x00000c06, 185 HOST_FS_SELECTOR = 0x00000c08, 186 HOST_GS_SELECTOR = 0x00000c0a, 187 HOST_TR_SELECTOR = 0x00000c0c, 188 IO_BITMAP_A = 0x00002000, 189 IO_BITMAP_A_HIGH = 0x00002001, 190 IO_BITMAP_B = 0x00002002, 191 IO_BITMAP_B_HIGH = 0x00002003, 192 MSR_BITMAP = 0x00002004, 193 MSR_BITMAP_HIGH = 0x00002005, 194 VM_EXIT_MSR_STORE_ADDR = 0x00002006, 195 VM_EXIT_MSR_STORE_ADDR_HIGH = 0x00002007, 196 VM_EXIT_MSR_LOAD_ADDR = 0x00002008, 197 VM_EXIT_MSR_LOAD_ADDR_HIGH = 0x00002009, 198 VM_ENTRY_MSR_LOAD_ADDR = 0x0000200a, 199 VM_ENTRY_MSR_LOAD_ADDR_HIGH = 0x0000200b, 200 PML_ADDRESS = 0x0000200e, 201 PML_ADDRESS_HIGH = 0x0000200f, 202 TSC_OFFSET = 0x00002010, 203 TSC_OFFSET_HIGH = 0x00002011, 204 VIRTUAL_APIC_PAGE_ADDR = 0x00002012, 205 VIRTUAL_APIC_PAGE_ADDR_HIGH = 0x00002013, 206 APIC_ACCESS_ADDR = 0x00002014, 207 APIC_ACCESS_ADDR_HIGH = 0x00002015, 208 POSTED_INTR_DESC_ADDR = 0x00002016, 209 POSTED_INTR_DESC_ADDR_HIGH = 0x00002017, 210 VM_FUNCTION_CONTROL = 0x00002018, 211 VM_FUNCTION_CONTROL_HIGH = 0x00002019, 212 EPT_POINTER = 0x0000201a, 213 EPT_POINTER_HIGH = 0x0000201b, 214 EOI_EXIT_BITMAP0 = 0x0000201c, 215 EOI_EXIT_BITMAP0_HIGH = 0x0000201d, 216 EOI_EXIT_BITMAP1 = 0x0000201e, 217 EOI_EXIT_BITMAP1_HIGH = 0x0000201f, 218 EOI_EXIT_BITMAP2 = 0x00002020, 219 EOI_EXIT_BITMAP2_HIGH = 0x00002021, 220 EOI_EXIT_BITMAP3 = 0x00002022, 221 EOI_EXIT_BITMAP3_HIGH = 0x00002023, 222 EPTP_LIST_ADDRESS = 0x00002024, 223 EPTP_LIST_ADDRESS_HIGH = 0x00002025, 224 VMREAD_BITMAP = 0x00002026, 225 VMREAD_BITMAP_HIGH = 0x00002027, 226 VMWRITE_BITMAP = 0x00002028, 227 VMWRITE_BITMAP_HIGH = 0x00002029, 228 XSS_EXIT_BITMAP = 0x0000202C, 229 XSS_EXIT_BITMAP_HIGH = 0x0000202D, 230 ENCLS_EXITING_BITMAP = 0x0000202E, 231 ENCLS_EXITING_BITMAP_HIGH = 0x0000202F, 232 TSC_MULTIPLIER = 0x00002032, 233 TSC_MULTIPLIER_HIGH = 0x00002033, 234 TERTIARY_VM_EXEC_CONTROL = 0x00002034, 235 TERTIARY_VM_EXEC_CONTROL_HIGH = 0x00002035, 236 PID_POINTER_TABLE = 0x00002042, 237 PID_POINTER_TABLE_HIGH = 0x00002043, 238 GUEST_PHYSICAL_ADDRESS = 0x00002400, 239 GUEST_PHYSICAL_ADDRESS_HIGH = 0x00002401, 240 VMCS_LINK_POINTER = 0x00002800, 241 VMCS_LINK_POINTER_HIGH = 0x00002801, 242 GUEST_IA32_DEBUGCTL = 0x00002802, 243 GUEST_IA32_DEBUGCTL_HIGH = 0x00002803, 244 GUEST_IA32_PAT = 0x00002804, 245 GUEST_IA32_PAT_HIGH = 0x00002805, 246 GUEST_IA32_EFER = 0x00002806, 247 GUEST_IA32_EFER_HIGH = 0x00002807, 248 GUEST_IA32_PERF_GLOBAL_CTRL = 0x00002808, 249 GUEST_IA32_PERF_GLOBAL_CTRL_HIGH= 0x00002809, 250 GUEST_PDPTR0 = 0x0000280a, 251 GUEST_PDPTR0_HIGH = 0x0000280b, 252 GUEST_PDPTR1 = 0x0000280c, 253 GUEST_PDPTR1_HIGH = 0x0000280d, 254 GUEST_PDPTR2 = 0x0000280e, 255 GUEST_PDPTR2_HIGH = 0x0000280f, 256 GUEST_PDPTR3 = 0x00002810, 257 GUEST_PDPTR3_HIGH = 0x00002811, 258 GUEST_BNDCFGS = 0x00002812, 259 GUEST_BNDCFGS_HIGH = 0x00002813, 260 GUEST_IA32_RTIT_CTL = 0x00002814, 261 GUEST_IA32_RTIT_CTL_HIGH = 0x00002815, 262 HOST_IA32_PAT = 0x00002c00, 263 HOST_IA32_PAT_HIGH = 0x00002c01, 264 HOST_IA32_EFER = 0x00002c02, 265 HOST_IA32_EFER_HIGH = 0x00002c03, 266 HOST_IA32_PERF_GLOBAL_CTRL = 0x00002c04, 267 HOST_IA32_PERF_GLOBAL_CTRL_HIGH = 0x00002c05, 268 PIN_BASED_VM_EXEC_CONTROL = 0x00004000, 269 CPU_BASED_VM_EXEC_CONTROL = 0x00004002, 270 EXCEPTION_BITMAP = 0x00004004, 271 PAGE_FAULT_ERROR_CODE_MASK = 0x00004006, 272 PAGE_FAULT_ERROR_CODE_MATCH = 0x00004008, 273 CR3_TARGET_COUNT = 0x0000400a, 274 VM_EXIT_CONTROLS = 0x0000400c, 275 VM_EXIT_MSR_STORE_COUNT = 0x0000400e, 276 VM_EXIT_MSR_LOAD_COUNT = 0x00004010, 277 VM_ENTRY_CONTROLS = 0x00004012, 278 VM_ENTRY_MSR_LOAD_COUNT = 0x00004014, 279 VM_ENTRY_INTR_INFO_FIELD = 0x00004016, 280 VM_ENTRY_EXCEPTION_ERROR_CODE = 0x00004018, 281 VM_ENTRY_INSTRUCTION_LEN = 0x0000401a, 282 TPR_THRESHOLD = 0x0000401c, 283 SECONDARY_VM_EXEC_CONTROL = 0x0000401e, 284 PLE_GAP = 0x00004020, 285 PLE_WINDOW = 0x00004022, 286 NOTIFY_WINDOW = 0x00004024, 287 VM_INSTRUCTION_ERROR = 0x00004400, 288 VM_EXIT_REASON = 0x00004402, 289 VM_EXIT_INTR_INFO = 0x00004404, 290 VM_EXIT_INTR_ERROR_CODE = 0x00004406, 291 IDT_VECTORING_INFO_FIELD = 0x00004408, 292 IDT_VECTORING_ERROR_CODE = 0x0000440a, 293 VM_EXIT_INSTRUCTION_LEN = 0x0000440c, 294 VMX_INSTRUCTION_INFO = 0x0000440e, 295 GUEST_ES_LIMIT = 0x00004800, 296 GUEST_CS_LIMIT = 0x00004802, 297 GUEST_SS_LIMIT = 0x00004804, 298 GUEST_DS_LIMIT = 0x00004806, 299 GUEST_FS_LIMIT = 0x00004808, 300 GUEST_GS_LIMIT = 0x0000480a, 301 GUEST_LDTR_LIMIT = 0x0000480c, 302 GUEST_TR_LIMIT = 0x0000480e, 303 GUEST_GDTR_LIMIT = 0x00004810, 304 GUEST_IDTR_LIMIT = 0x00004812, 305 GUEST_ES_AR_BYTES = 0x00004814, 306 GUEST_CS_AR_BYTES = 0x00004816, 307 GUEST_SS_AR_BYTES = 0x00004818, 308 GUEST_DS_AR_BYTES = 0x0000481a, 309 GUEST_FS_AR_BYTES = 0x0000481c, 310 GUEST_GS_AR_BYTES = 0x0000481e, 311 GUEST_LDTR_AR_BYTES = 0x00004820, 312 GUEST_TR_AR_BYTES = 0x00004822, 313 GUEST_INTERRUPTIBILITY_INFO = 0x00004824, 314 GUEST_ACTIVITY_STATE = 0x00004826, 315 GUEST_SYSENTER_CS = 0x0000482A, 316 VMX_PREEMPTION_TIMER_VALUE = 0x0000482E, 317 HOST_IA32_SYSENTER_CS = 0x00004c00, 318 CR0_GUEST_HOST_MASK = 0x00006000, 319 CR4_GUEST_HOST_MASK = 0x00006002, 320 CR0_READ_SHADOW = 0x00006004, 321 CR4_READ_SHADOW = 0x00006006, 322 CR3_TARGET_VALUE0 = 0x00006008, 323 CR3_TARGET_VALUE1 = 0x0000600a, 324 CR3_TARGET_VALUE2 = 0x0000600c, 325 CR3_TARGET_VALUE3 = 0x0000600e, 326 EXIT_QUALIFICATION = 0x00006400, 327 GUEST_LINEAR_ADDRESS = 0x0000640a, 328 GUEST_CR0 = 0x00006800, 329 GUEST_CR3 = 0x00006802, 330 GUEST_CR4 = 0x00006804, 331 GUEST_ES_BASE = 0x00006806, 332 GUEST_CS_BASE = 0x00006808, 333 GUEST_SS_BASE = 0x0000680a, 334 GUEST_DS_BASE = 0x0000680c, 335 GUEST_FS_BASE = 0x0000680e, 336 GUEST_GS_BASE = 0x00006810, 337 GUEST_LDTR_BASE = 0x00006812, 338 GUEST_TR_BASE = 0x00006814, 339 GUEST_GDTR_BASE = 0x00006816, 340 GUEST_IDTR_BASE = 0x00006818, 341 GUEST_DR7 = 0x0000681a, 342 GUEST_RSP = 0x0000681c, 343 GUEST_RIP = 0x0000681e, 344 GUEST_RFLAGS = 0x00006820, 345 GUEST_PENDING_DBG_EXCEPTIONS = 0x00006822, 346 GUEST_SYSENTER_ESP = 0x00006824, 347 GUEST_SYSENTER_EIP = 0x00006826, 348 HOST_CR0 = 0x00006c00, 349 HOST_CR3 = 0x00006c02, 350 HOST_CR4 = 0x00006c04, 351 HOST_FS_BASE = 0x00006c06, 352 HOST_GS_BASE = 0x00006c08, 353 HOST_TR_BASE = 0x00006c0a, 354 HOST_GDTR_BASE = 0x00006c0c, 355 HOST_IDTR_BASE = 0x00006c0e, 356 HOST_IA32_SYSENTER_ESP = 0x00006c10, 357 HOST_IA32_SYSENTER_EIP = 0x00006c12, 358 HOST_RSP = 0x00006c14, 359 HOST_RIP = 0x00006c16, 360 }; 361 362 /* 363 * Interruption-information format 364 */ 365 #define INTR_INFO_VECTOR_MASK 0xff /* 7:0 */ 366 #define INTR_INFO_INTR_TYPE_MASK 0x700 /* 10:8 */ 367 #define INTR_INFO_DELIVER_CODE_MASK 0x800 /* 11 */ 368 #define INTR_INFO_UNBLOCK_NMI 0x1000 /* 12 */ 369 #define INTR_INFO_VALID_MASK 0x80000000 /* 31 */ 370 #define INTR_INFO_RESVD_BITS_MASK 0x7ffff000 371 372 #define VECTORING_INFO_VECTOR_MASK INTR_INFO_VECTOR_MASK 373 #define VECTORING_INFO_TYPE_MASK INTR_INFO_INTR_TYPE_MASK 374 #define VECTORING_INFO_DELIVER_CODE_MASK INTR_INFO_DELIVER_CODE_MASK 375 #define VECTORING_INFO_VALID_MASK INTR_INFO_VALID_MASK 376 377 #define INTR_TYPE_EXT_INTR (0 << 8) /* external interrupt */ 378 #define INTR_TYPE_RESERVED (1 << 8) /* reserved */ 379 #define INTR_TYPE_NMI_INTR (2 << 8) /* NMI */ 380 #define INTR_TYPE_HARD_EXCEPTION (3 << 8) /* processor exception */ 381 #define INTR_TYPE_SOFT_INTR (4 << 8) /* software interrupt */ 382 #define INTR_TYPE_PRIV_SW_EXCEPTION (5 << 8) /* ICE breakpoint - undocumented */ 383 #define INTR_TYPE_SOFT_EXCEPTION (6 << 8) /* software exception */ 384 #define INTR_TYPE_OTHER_EVENT (7 << 8) /* other event */ 385 386 /* GUEST_INTERRUPTIBILITY_INFO flags. */ 387 #define GUEST_INTR_STATE_STI 0x00000001 388 #define GUEST_INTR_STATE_MOV_SS 0x00000002 389 #define GUEST_INTR_STATE_SMI 0x00000004 390 #define GUEST_INTR_STATE_NMI 0x00000008 391 #define GUEST_INTR_STATE_ENCLAVE_INTR 0x00000010 392 393 /* GUEST_ACTIVITY_STATE flags */ 394 #define GUEST_ACTIVITY_ACTIVE 0 395 #define GUEST_ACTIVITY_HLT 1 396 #define GUEST_ACTIVITY_SHUTDOWN 2 397 #define GUEST_ACTIVITY_WAIT_SIPI 3 398 399 /* 400 * Exit Qualifications for MOV for Control Register Access 401 */ 402 #define CONTROL_REG_ACCESS_NUM 0x7 /* 2:0, number of control reg.*/ 403 #define CONTROL_REG_ACCESS_TYPE 0x30 /* 5:4, access type */ 404 #define CONTROL_REG_ACCESS_REG 0xf00 /* 10:8, general purpose reg. */ 405 #define LMSW_SOURCE_DATA_SHIFT 16 406 #define LMSW_SOURCE_DATA (0xFFFF << LMSW_SOURCE_DATA_SHIFT) /* 16:31 lmsw source */ 407 #define REG_EAX (0 << 8) 408 #define REG_ECX (1 << 8) 409 #define REG_EDX (2 << 8) 410 #define REG_EBX (3 << 8) 411 #define REG_ESP (4 << 8) 412 #define REG_EBP (5 << 8) 413 #define REG_ESI (6 << 8) 414 #define REG_EDI (7 << 8) 415 #define REG_R8 (8 << 8) 416 #define REG_R9 (9 << 8) 417 #define REG_R10 (10 << 8) 418 #define REG_R11 (11 << 8) 419 #define REG_R12 (12 << 8) 420 #define REG_R13 (13 << 8) 421 #define REG_R14 (14 << 8) 422 #define REG_R15 (15 << 8) 423 424 /* 425 * Exit Qualifications for MOV for Debug Register Access 426 */ 427 #define DEBUG_REG_ACCESS_NUM 0x7 /* 2:0, number of debug reg. */ 428 #define DEBUG_REG_ACCESS_TYPE 0x10 /* 4, direction of access */ 429 #define TYPE_MOV_TO_DR (0 << 4) 430 #define TYPE_MOV_FROM_DR (1 << 4) 431 #define DEBUG_REG_ACCESS_REG(eq) (((eq) >> 8) & 0xf) /* 11:8, general purpose reg. */ 432 433 434 /* 435 * Exit Qualifications for APIC-Access 436 */ 437 #define APIC_ACCESS_OFFSET 0xfff /* 11:0, offset within the APIC page */ 438 #define APIC_ACCESS_TYPE 0xf000 /* 15:12, access type */ 439 #define TYPE_LINEAR_APIC_INST_READ (0 << 12) 440 #define TYPE_LINEAR_APIC_INST_WRITE (1 << 12) 441 #define TYPE_LINEAR_APIC_INST_FETCH (2 << 12) 442 #define TYPE_LINEAR_APIC_EVENT (3 << 12) 443 #define TYPE_PHYSICAL_APIC_EVENT (10 << 12) 444 #define TYPE_PHYSICAL_APIC_INST (15 << 12) 445 446 /* segment AR in VMCS -- these are different from what LAR reports */ 447 #define VMX_SEGMENT_AR_L_MASK (1 << 13) 448 449 #define VMX_AR_TYPE_ACCESSES_MASK 1 450 #define VMX_AR_TYPE_READABLE_MASK (1 << 1) 451 #define VMX_AR_TYPE_WRITEABLE_MASK (1 << 2) 452 #define VMX_AR_TYPE_CODE_MASK (1 << 3) 453 #define VMX_AR_TYPE_MASK 0x0f 454 #define VMX_AR_TYPE_BUSY_64_TSS 11 455 #define VMX_AR_TYPE_BUSY_32_TSS 11 456 #define VMX_AR_TYPE_BUSY_16_TSS 3 457 #define VMX_AR_TYPE_LDT 2 458 459 #define VMX_AR_UNUSABLE_MASK (1 << 16) 460 #define VMX_AR_S_MASK (1 << 4) 461 #define VMX_AR_P_MASK (1 << 7) 462 #define VMX_AR_L_MASK (1 << 13) 463 #define VMX_AR_DB_MASK (1 << 14) 464 #define VMX_AR_G_MASK (1 << 15) 465 #define VMX_AR_DPL_SHIFT 5 466 #define VMX_AR_DPL(ar) (((ar) >> VMX_AR_DPL_SHIFT) & 3) 467 468 #define VMX_AR_RESERVD_MASK 0xfffe0f00 469 470 #define TSS_PRIVATE_MEMSLOT (KVM_USER_MEM_SLOTS + 0) 471 #define APIC_ACCESS_PAGE_PRIVATE_MEMSLOT (KVM_USER_MEM_SLOTS + 1) 472 #define IDENTITY_PAGETABLE_PRIVATE_MEMSLOT (KVM_USER_MEM_SLOTS + 2) 473 474 #define VMX_NR_VPIDS (1 << 16) 475 #define VMX_VPID_EXTENT_INDIVIDUAL_ADDR 0 476 #define VMX_VPID_EXTENT_SINGLE_CONTEXT 1 477 #define VMX_VPID_EXTENT_ALL_CONTEXT 2 478 #define VMX_VPID_EXTENT_SINGLE_NON_GLOBAL 3 479 480 #define VMX_EPT_EXTENT_CONTEXT 1 481 #define VMX_EPT_EXTENT_GLOBAL 2 482 #define VMX_EPT_EXTENT_SHIFT 24 483 484 #define VMX_EPT_EXECUTE_ONLY_BIT (1ull) 485 #define VMX_EPT_PAGE_WALK_4_BIT (1ull << 6) 486 #define VMX_EPT_PAGE_WALK_5_BIT (1ull << 7) 487 #define VMX_EPTP_UC_BIT (1ull << 8) 488 #define VMX_EPTP_WB_BIT (1ull << 14) 489 #define VMX_EPT_2MB_PAGE_BIT (1ull << 16) 490 #define VMX_EPT_1GB_PAGE_BIT (1ull << 17) 491 #define VMX_EPT_INVEPT_BIT (1ull << 20) 492 #define VMX_EPT_AD_BIT (1ull << 21) 493 #define VMX_EPT_EXTENT_CONTEXT_BIT (1ull << 25) 494 #define VMX_EPT_EXTENT_GLOBAL_BIT (1ull << 26) 495 496 #define VMX_VPID_INVVPID_BIT (1ull << 0) /* (32 - 32) */ 497 #define VMX_VPID_EXTENT_INDIVIDUAL_ADDR_BIT (1ull << 8) /* (40 - 32) */ 498 #define VMX_VPID_EXTENT_SINGLE_CONTEXT_BIT (1ull << 9) /* (41 - 32) */ 499 #define VMX_VPID_EXTENT_GLOBAL_CONTEXT_BIT (1ull << 10) /* (42 - 32) */ 500 #define VMX_VPID_EXTENT_SINGLE_NON_GLOBAL_BIT (1ull << 11) /* (43 - 32) */ 501 502 #define VMX_EPT_MT_EPTE_SHIFT 3 503 #define VMX_EPTP_PWL_MASK 0x38ull 504 #define VMX_EPTP_PWL_4 0x18ull 505 #define VMX_EPTP_PWL_5 0x20ull 506 #define VMX_EPTP_AD_ENABLE_BIT (1ull << 6) 507 #define VMX_EPTP_MT_MASK 0x7ull 508 #define VMX_EPTP_MT_WB 0x6ull 509 #define VMX_EPTP_MT_UC 0x0ull 510 #define VMX_EPT_READABLE_MASK 0x1ull 511 #define VMX_EPT_WRITABLE_MASK 0x2ull 512 #define VMX_EPT_EXECUTABLE_MASK 0x4ull 513 #define VMX_EPT_IPAT_BIT (1ull << 6) 514 #define VMX_EPT_ACCESS_BIT (1ull << 8) 515 #define VMX_EPT_DIRTY_BIT (1ull << 9) 516 #define VMX_EPT_RWX_MASK (VMX_EPT_READABLE_MASK | \ 517 VMX_EPT_WRITABLE_MASK | \ 518 VMX_EPT_EXECUTABLE_MASK) 519 #define VMX_EPT_MT_MASK (7ull << VMX_EPT_MT_EPTE_SHIFT) 520 521 static inline u8 vmx_eptp_page_walk_level(u64 eptp) 522 { 523 u64 encoded_level = eptp & VMX_EPTP_PWL_MASK; 524 525 if (encoded_level == VMX_EPTP_PWL_5) 526 return 5; 527 528 /* @eptp must be pre-validated by the caller. */ 529 WARN_ON_ONCE(encoded_level != VMX_EPTP_PWL_4); 530 return 4; 531 } 532 533 /* The mask to use to trigger an EPT Misconfiguration in order to track MMIO */ 534 #define VMX_EPT_MISCONFIG_WX_VALUE (VMX_EPT_WRITABLE_MASK | \ 535 VMX_EPT_EXECUTABLE_MASK) 536 537 #define VMX_EPT_IDENTITY_PAGETABLE_ADDR 0xfffbc000ul 538 539 struct vmx_msr_entry { 540 u32 index; 541 u32 reserved; 542 u64 value; 543 } __aligned(16); 544 545 /* 546 * Exit Qualifications for entry failure during or after loading guest state 547 */ 548 enum vm_entry_failure_code { 549 ENTRY_FAIL_DEFAULT = 0, 550 ENTRY_FAIL_PDPTE = 2, 551 ENTRY_FAIL_NMI = 3, 552 ENTRY_FAIL_VMCS_LINK_PTR = 4, 553 }; 554 555 /* 556 * Exit Qualifications for EPT Violations 557 */ 558 #define EPT_VIOLATION_ACC_READ_BIT 0 559 #define EPT_VIOLATION_ACC_WRITE_BIT 1 560 #define EPT_VIOLATION_ACC_INSTR_BIT 2 561 #define EPT_VIOLATION_RWX_SHIFT 3 562 #define EPT_VIOLATION_GVA_IS_VALID_BIT 7 563 #define EPT_VIOLATION_GVA_TRANSLATED_BIT 8 564 #define EPT_VIOLATION_ACC_READ (1 << EPT_VIOLATION_ACC_READ_BIT) 565 #define EPT_VIOLATION_ACC_WRITE (1 << EPT_VIOLATION_ACC_WRITE_BIT) 566 #define EPT_VIOLATION_ACC_INSTR (1 << EPT_VIOLATION_ACC_INSTR_BIT) 567 #define EPT_VIOLATION_RWX_MASK (VMX_EPT_RWX_MASK << EPT_VIOLATION_RWX_SHIFT) 568 #define EPT_VIOLATION_GVA_IS_VALID (1 << EPT_VIOLATION_GVA_IS_VALID_BIT) 569 #define EPT_VIOLATION_GVA_TRANSLATED (1 << EPT_VIOLATION_GVA_TRANSLATED_BIT) 570 571 /* 572 * Exit Qualifications for NOTIFY VM EXIT 573 */ 574 #define NOTIFY_VM_CONTEXT_INVALID BIT(0) 575 576 /* 577 * VM-instruction error numbers 578 */ 579 enum vm_instruction_error_number { 580 VMXERR_VMCALL_IN_VMX_ROOT_OPERATION = 1, 581 VMXERR_VMCLEAR_INVALID_ADDRESS = 2, 582 VMXERR_VMCLEAR_VMXON_POINTER = 3, 583 VMXERR_VMLAUNCH_NONCLEAR_VMCS = 4, 584 VMXERR_VMRESUME_NONLAUNCHED_VMCS = 5, 585 VMXERR_VMRESUME_AFTER_VMXOFF = 6, 586 VMXERR_ENTRY_INVALID_CONTROL_FIELD = 7, 587 VMXERR_ENTRY_INVALID_HOST_STATE_FIELD = 8, 588 VMXERR_VMPTRLD_INVALID_ADDRESS = 9, 589 VMXERR_VMPTRLD_VMXON_POINTER = 10, 590 VMXERR_VMPTRLD_INCORRECT_VMCS_REVISION_ID = 11, 591 VMXERR_UNSUPPORTED_VMCS_COMPONENT = 12, 592 VMXERR_VMWRITE_READ_ONLY_VMCS_COMPONENT = 13, 593 VMXERR_VMXON_IN_VMX_ROOT_OPERATION = 15, 594 VMXERR_ENTRY_INVALID_EXECUTIVE_VMCS_POINTER = 16, 595 VMXERR_ENTRY_NONLAUNCHED_EXECUTIVE_VMCS = 17, 596 VMXERR_ENTRY_EXECUTIVE_VMCS_POINTER_NOT_VMXON_POINTER = 18, 597 VMXERR_VMCALL_NONCLEAR_VMCS = 19, 598 VMXERR_VMCALL_INVALID_VM_EXIT_CONTROL_FIELDS = 20, 599 VMXERR_VMCALL_INCORRECT_MSEG_REVISION_ID = 22, 600 VMXERR_VMXOFF_UNDER_DUAL_MONITOR_TREATMENT_OF_SMIS_AND_SMM = 23, 601 VMXERR_VMCALL_INVALID_SMM_MONITOR_FEATURES = 24, 602 VMXERR_ENTRY_INVALID_VM_EXECUTION_CONTROL_FIELDS_IN_EXECUTIVE_VMCS = 25, 603 VMXERR_ENTRY_EVENTS_BLOCKED_BY_MOV_SS = 26, 604 VMXERR_INVALID_OPERAND_TO_INVEPT_INVVPID = 28, 605 }; 606 607 /* 608 * VM-instruction errors that can be encountered on VM-Enter, used to trace 609 * nested VM-Enter failures reported by hardware. Errors unique to VM-Enter 610 * from a SMI Transfer Monitor are not included as things have gone seriously 611 * sideways if we get one of those... 612 */ 613 #define VMX_VMENTER_INSTRUCTION_ERRORS \ 614 { VMXERR_VMLAUNCH_NONCLEAR_VMCS, "VMLAUNCH_NONCLEAR_VMCS" }, \ 615 { VMXERR_VMRESUME_NONLAUNCHED_VMCS, "VMRESUME_NONLAUNCHED_VMCS" }, \ 616 { VMXERR_VMRESUME_AFTER_VMXOFF, "VMRESUME_AFTER_VMXOFF" }, \ 617 { VMXERR_ENTRY_INVALID_CONTROL_FIELD, "VMENTRY_INVALID_CONTROL_FIELD" }, \ 618 { VMXERR_ENTRY_INVALID_HOST_STATE_FIELD, "VMENTRY_INVALID_HOST_STATE_FIELD" }, \ 619 { VMXERR_ENTRY_EVENTS_BLOCKED_BY_MOV_SS, "VMENTRY_EVENTS_BLOCKED_BY_MOV_SS" } 620 621 enum vmx_l1d_flush_state { 622 VMENTER_L1D_FLUSH_AUTO, 623 VMENTER_L1D_FLUSH_NEVER, 624 VMENTER_L1D_FLUSH_COND, 625 VMENTER_L1D_FLUSH_ALWAYS, 626 VMENTER_L1D_FLUSH_EPT_DISABLED, 627 VMENTER_L1D_FLUSH_NOT_REQUIRED, 628 }; 629 630 extern enum vmx_l1d_flush_state l1tf_vmx_mitigation; 631 632 #endif 633