1 #ifndef __LINUX_KVM_H 2 #define __LINUX_KVM_H 3 4 /* 5 * Userspace interface for /dev/kvm - kernel based virtual machine 6 * 7 * Note: you must update KVM_API_VERSION if you change this interface. 8 */ 9 10 #include <linux/types.h> 11 #include <linux/compiler.h> 12 #include <linux/ioctl.h> 13 #include <asm/kvm.h> 14 15 #define KVM_API_VERSION 12 16 17 /* *** Deprecated interfaces *** */ 18 19 #define KVM_TRC_SHIFT 16 20 21 #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT) 22 #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1)) 23 24 #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01) 25 #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02) 26 #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01) 27 28 #define KVM_TRC_HEAD_SIZE 12 29 #define KVM_TRC_CYCLE_SIZE 8 30 #define KVM_TRC_EXTRA_MAX 7 31 32 #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02) 33 #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03) 34 #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04) 35 #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05) 36 #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06) 37 #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07) 38 #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08) 39 #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09) 40 #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A) 41 #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B) 42 #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C) 43 #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D) 44 #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E) 45 #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F) 46 #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10) 47 #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11) 48 #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12) 49 #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13) 50 #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14) 51 #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15) 52 #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16) 53 #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17) 54 #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18) 55 #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19) 56 57 struct kvm_user_trace_setup { 58 __u32 buf_size; 59 __u32 buf_nr; 60 }; 61 62 #define __KVM_DEPRECATED_MAIN_W_0x06 \ 63 _IOW(KVMIO, 0x06, struct kvm_user_trace_setup) 64 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07) 65 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08) 66 67 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq) 68 69 struct kvm_breakpoint { 70 __u32 enabled; 71 __u32 padding; 72 __u64 address; 73 }; 74 75 struct kvm_debug_guest { 76 __u32 enabled; 77 __u32 pad; 78 struct kvm_breakpoint breakpoints[4]; 79 __u32 singlestep; 80 }; 81 82 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest) 83 84 /* *** End of deprecated interfaces *** */ 85 86 87 /* for KVM_CREATE_MEMORY_REGION */ 88 struct kvm_memory_region { 89 __u32 slot; 90 __u32 flags; 91 __u64 guest_phys_addr; 92 __u64 memory_size; /* bytes */ 93 }; 94 95 /* for KVM_SET_USER_MEMORY_REGION */ 96 struct kvm_userspace_memory_region { 97 __u32 slot; 98 __u32 flags; 99 __u64 guest_phys_addr; 100 __u64 memory_size; /* bytes */ 101 __u64 userspace_addr; /* start of the userspace allocated memory */ 102 }; 103 104 /* 105 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace, 106 * other bits are reserved for kvm internal use which are defined in 107 * include/linux/kvm_host.h. 108 */ 109 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0) 110 #define KVM_MEM_READONLY (1UL << 1) 111 112 /* for KVM_IRQ_LINE */ 113 struct kvm_irq_level { 114 /* 115 * ACPI gsi notion of irq. 116 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47.. 117 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23.. 118 * For ARM: See Documentation/virtual/kvm/api.txt 119 */ 120 union { 121 __u32 irq; 122 __s32 status; 123 }; 124 __u32 level; 125 }; 126 127 128 struct kvm_irqchip { 129 __u32 chip_id; 130 __u32 pad; 131 union { 132 char dummy[512]; /* reserving space */ 133 #ifdef __KVM_HAVE_PIT 134 struct kvm_pic_state pic; 135 #endif 136 #ifdef __KVM_HAVE_IOAPIC 137 struct kvm_ioapic_state ioapic; 138 #endif 139 } chip; 140 }; 141 142 /* for KVM_CREATE_PIT2 */ 143 struct kvm_pit_config { 144 __u32 flags; 145 __u32 pad[15]; 146 }; 147 148 #define KVM_PIT_SPEAKER_DUMMY 1 149 150 #define KVM_EXIT_UNKNOWN 0 151 #define KVM_EXIT_EXCEPTION 1 152 #define KVM_EXIT_IO 2 153 #define KVM_EXIT_HYPERCALL 3 154 #define KVM_EXIT_DEBUG 4 155 #define KVM_EXIT_HLT 5 156 #define KVM_EXIT_MMIO 6 157 #define KVM_EXIT_IRQ_WINDOW_OPEN 7 158 #define KVM_EXIT_SHUTDOWN 8 159 #define KVM_EXIT_FAIL_ENTRY 9 160 #define KVM_EXIT_INTR 10 161 #define KVM_EXIT_SET_TPR 11 162 #define KVM_EXIT_TPR_ACCESS 12 163 #define KVM_EXIT_S390_SIEIC 13 164 #define KVM_EXIT_S390_RESET 14 165 #define KVM_EXIT_DCR 15 166 #define KVM_EXIT_NMI 16 167 #define KVM_EXIT_INTERNAL_ERROR 17 168 #define KVM_EXIT_OSI 18 169 #define KVM_EXIT_PAPR_HCALL 19 170 #define KVM_EXIT_S390_UCONTROL 20 171 #define KVM_EXIT_WATCHDOG 21 172 173 /* For KVM_EXIT_INTERNAL_ERROR */ 174 /* Emulate instruction failed. */ 175 #define KVM_INTERNAL_ERROR_EMULATION 1 176 /* Encounter unexpected simultaneous exceptions. */ 177 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 178 /* Encounter unexpected vm-exit due to delivery event. */ 179 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3 180 181 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 182 struct kvm_run { 183 /* in */ 184 __u8 request_interrupt_window; 185 __u8 padding1[7]; 186 187 /* out */ 188 __u32 exit_reason; 189 __u8 ready_for_interrupt_injection; 190 __u8 if_flag; 191 __u8 padding2[2]; 192 193 /* in (pre_kvm_run), out (post_kvm_run) */ 194 __u64 cr8; 195 __u64 apic_base; 196 197 #ifdef __KVM_S390 198 /* the processor status word for s390 */ 199 __u64 psw_mask; /* psw upper half */ 200 __u64 psw_addr; /* psw lower half */ 201 #endif 202 union { 203 /* KVM_EXIT_UNKNOWN */ 204 struct { 205 __u64 hardware_exit_reason; 206 } hw; 207 /* KVM_EXIT_FAIL_ENTRY */ 208 struct { 209 __u64 hardware_entry_failure_reason; 210 } fail_entry; 211 /* KVM_EXIT_EXCEPTION */ 212 struct { 213 __u32 exception; 214 __u32 error_code; 215 } ex; 216 /* KVM_EXIT_IO */ 217 struct { 218 #define KVM_EXIT_IO_IN 0 219 #define KVM_EXIT_IO_OUT 1 220 __u8 direction; 221 __u8 size; /* bytes */ 222 __u16 port; 223 __u32 count; 224 __u64 data_offset; /* relative to kvm_run start */ 225 } io; 226 struct { 227 struct kvm_debug_exit_arch arch; 228 } debug; 229 /* KVM_EXIT_MMIO */ 230 struct { 231 __u64 phys_addr; 232 __u8 data[8]; 233 __u32 len; 234 __u8 is_write; 235 } mmio; 236 /* KVM_EXIT_HYPERCALL */ 237 struct { 238 __u64 nr; 239 __u64 args[6]; 240 __u64 ret; 241 __u32 longmode; 242 __u32 pad; 243 } hypercall; 244 /* KVM_EXIT_TPR_ACCESS */ 245 struct { 246 __u64 rip; 247 __u32 is_write; 248 __u32 pad; 249 } tpr_access; 250 /* KVM_EXIT_S390_SIEIC */ 251 struct { 252 __u8 icptcode; 253 __u16 ipa; 254 __u32 ipb; 255 } s390_sieic; 256 /* KVM_EXIT_S390_RESET */ 257 #define KVM_S390_RESET_POR 1 258 #define KVM_S390_RESET_CLEAR 2 259 #define KVM_S390_RESET_SUBSYSTEM 4 260 #define KVM_S390_RESET_CPU_INIT 8 261 #define KVM_S390_RESET_IPL 16 262 __u64 s390_reset_flags; 263 /* KVM_EXIT_S390_UCONTROL */ 264 struct { 265 __u64 trans_exc_code; 266 __u32 pgm_code; 267 } s390_ucontrol; 268 /* KVM_EXIT_DCR */ 269 struct { 270 __u32 dcrn; 271 __u32 data; 272 __u8 is_write; 273 } dcr; 274 struct { 275 __u32 suberror; 276 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 277 __u32 ndata; 278 __u64 data[16]; 279 } internal; 280 /* KVM_EXIT_OSI */ 281 struct { 282 __u64 gprs[32]; 283 } osi; 284 struct { 285 __u64 nr; 286 __u64 ret; 287 __u64 args[9]; 288 } papr_hcall; 289 /* Fix the size of the union. */ 290 char padding[256]; 291 }; 292 293 /* 294 * shared registers between kvm and userspace. 295 * kvm_valid_regs specifies the register classes set by the host 296 * kvm_dirty_regs specified the register classes dirtied by userspace 297 * struct kvm_sync_regs is architecture specific, as well as the 298 * bits for kvm_valid_regs and kvm_dirty_regs 299 */ 300 __u64 kvm_valid_regs; 301 __u64 kvm_dirty_regs; 302 union { 303 struct kvm_sync_regs regs; 304 char padding[1024]; 305 } s; 306 }; 307 308 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 309 310 struct kvm_coalesced_mmio_zone { 311 __u64 addr; 312 __u32 size; 313 __u32 pad; 314 }; 315 316 struct kvm_coalesced_mmio { 317 __u64 phys_addr; 318 __u32 len; 319 __u32 pad; 320 __u8 data[8]; 321 }; 322 323 struct kvm_coalesced_mmio_ring { 324 __u32 first, last; 325 struct kvm_coalesced_mmio coalesced_mmio[0]; 326 }; 327 328 #define KVM_COALESCED_MMIO_MAX \ 329 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 330 sizeof(struct kvm_coalesced_mmio)) 331 332 /* for KVM_TRANSLATE */ 333 struct kvm_translation { 334 /* in */ 335 __u64 linear_address; 336 337 /* out */ 338 __u64 physical_address; 339 __u8 valid; 340 __u8 writeable; 341 __u8 usermode; 342 __u8 pad[5]; 343 }; 344 345 /* for KVM_INTERRUPT */ 346 struct kvm_interrupt { 347 /* in */ 348 __u32 irq; 349 }; 350 351 /* for KVM_GET_DIRTY_LOG */ 352 struct kvm_dirty_log { 353 __u32 slot; 354 __u32 padding1; 355 union { 356 void __user *dirty_bitmap; /* one bit per page */ 357 __u64 padding2; 358 }; 359 }; 360 361 /* for KVM_SET_SIGNAL_MASK */ 362 struct kvm_signal_mask { 363 __u32 len; 364 __u8 sigset[0]; 365 }; 366 367 /* for KVM_TPR_ACCESS_REPORTING */ 368 struct kvm_tpr_access_ctl { 369 __u32 enabled; 370 __u32 flags; 371 __u32 reserved[8]; 372 }; 373 374 /* for KVM_SET_VAPIC_ADDR */ 375 struct kvm_vapic_addr { 376 __u64 vapic_addr; 377 }; 378 379 /* for KVM_SET_MPSTATE */ 380 381 #define KVM_MP_STATE_RUNNABLE 0 382 #define KVM_MP_STATE_UNINITIALIZED 1 383 #define KVM_MP_STATE_INIT_RECEIVED 2 384 #define KVM_MP_STATE_HALTED 3 385 #define KVM_MP_STATE_SIPI_RECEIVED 4 386 387 struct kvm_mp_state { 388 __u32 mp_state; 389 }; 390 391 struct kvm_s390_psw { 392 __u64 mask; 393 __u64 addr; 394 }; 395 396 /* valid values for type in kvm_s390_interrupt */ 397 #define KVM_S390_SIGP_STOP 0xfffe0000u 398 #define KVM_S390_PROGRAM_INT 0xfffe0001u 399 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 400 #define KVM_S390_RESTART 0xfffe0003u 401 #define KVM_S390_INT_VIRTIO 0xffff2603u 402 #define KVM_S390_INT_SERVICE 0xffff2401u 403 #define KVM_S390_INT_EMERGENCY 0xffff1201u 404 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 405 406 struct kvm_s390_interrupt { 407 __u32 type; 408 __u32 parm; 409 __u64 parm64; 410 }; 411 412 /* for KVM_SET_GUEST_DEBUG */ 413 414 #define KVM_GUESTDBG_ENABLE 0x00000001 415 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 416 417 struct kvm_guest_debug { 418 __u32 control; 419 __u32 pad; 420 struct kvm_guest_debug_arch arch; 421 }; 422 423 enum { 424 kvm_ioeventfd_flag_nr_datamatch, 425 kvm_ioeventfd_flag_nr_pio, 426 kvm_ioeventfd_flag_nr_deassign, 427 kvm_ioeventfd_flag_nr_max, 428 }; 429 430 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 431 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 432 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 433 434 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 435 436 struct kvm_ioeventfd { 437 __u64 datamatch; 438 __u64 addr; /* legal pio/mmio address */ 439 __u32 len; /* 1, 2, 4, or 8 bytes */ 440 __s32 fd; 441 __u32 flags; 442 __u8 pad[36]; 443 }; 444 445 /* for KVM_ENABLE_CAP */ 446 struct kvm_enable_cap { 447 /* in */ 448 __u32 cap; 449 __u32 flags; 450 __u64 args[4]; 451 __u8 pad[64]; 452 }; 453 454 /* for KVM_PPC_GET_PVINFO */ 455 struct kvm_ppc_pvinfo { 456 /* out */ 457 __u32 flags; 458 __u32 hcall[4]; 459 __u8 pad[108]; 460 }; 461 462 /* for KVM_PPC_GET_SMMU_INFO */ 463 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 464 465 struct kvm_ppc_one_page_size { 466 __u32 page_shift; /* Page shift (or 0) */ 467 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 468 }; 469 470 struct kvm_ppc_one_seg_page_size { 471 __u32 page_shift; /* Base page shift of segment (or 0) */ 472 __u32 slb_enc; /* SLB encoding for BookS */ 473 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 474 }; 475 476 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 477 #define KVM_PPC_1T_SEGMENTS 0x00000002 478 479 struct kvm_ppc_smmu_info { 480 __u64 flags; 481 __u32 slb_size; 482 __u32 pad; 483 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 484 }; 485 486 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) 487 488 #define KVMIO 0xAE 489 490 /* machine type bits, to be used as argument to KVM_CREATE_VM */ 491 #define KVM_VM_S390_UCONTROL 1 492 493 #define KVM_S390_SIE_PAGE_OFFSET 1 494 495 /* 496 * ioctls for /dev/kvm fds: 497 */ 498 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 499 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 500 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 501 502 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 503 /* 504 * Check if a kvm extension is available. Argument is extension number, 505 * return is 1 (yes) or 0 (no, sorry). 506 */ 507 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 508 /* 509 * Get size for mmap(vcpu_fd) 510 */ 511 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 512 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 513 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 514 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 515 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 516 517 /* 518 * Extension capability list. 519 */ 520 #define KVM_CAP_IRQCHIP 0 521 #define KVM_CAP_HLT 1 522 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 523 #define KVM_CAP_USER_MEMORY 3 524 #define KVM_CAP_SET_TSS_ADDR 4 525 #define KVM_CAP_VAPIC 6 526 #define KVM_CAP_EXT_CPUID 7 527 #define KVM_CAP_CLOCKSOURCE 8 528 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 529 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 530 #define KVM_CAP_PIT 11 531 #define KVM_CAP_NOP_IO_DELAY 12 532 #define KVM_CAP_PV_MMU 13 533 #define KVM_CAP_MP_STATE 14 534 #define KVM_CAP_COALESCED_MMIO 15 535 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 536 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT 537 #define KVM_CAP_DEVICE_ASSIGNMENT 17 538 #endif 539 #define KVM_CAP_IOMMU 18 540 #ifdef __KVM_HAVE_MSI 541 #define KVM_CAP_DEVICE_MSI 20 542 #endif 543 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 544 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 545 #ifdef __KVM_HAVE_USER_NMI 546 #define KVM_CAP_USER_NMI 22 547 #endif 548 #ifdef __KVM_HAVE_GUEST_DEBUG 549 #define KVM_CAP_SET_GUEST_DEBUG 23 550 #endif 551 #ifdef __KVM_HAVE_PIT 552 #define KVM_CAP_REINJECT_CONTROL 24 553 #endif 554 #ifdef __KVM_HAVE_IOAPIC 555 #define KVM_CAP_IRQ_ROUTING 25 556 #endif 557 #define KVM_CAP_IRQ_INJECT_STATUS 26 558 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT 559 #define KVM_CAP_DEVICE_DEASSIGNMENT 27 560 #endif 561 #ifdef __KVM_HAVE_MSIX 562 #define KVM_CAP_DEVICE_MSIX 28 563 #endif 564 #define KVM_CAP_ASSIGN_DEV_IRQ 29 565 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 566 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 567 #ifdef __KVM_HAVE_MCE 568 #define KVM_CAP_MCE 31 569 #endif 570 #define KVM_CAP_IRQFD 32 571 #ifdef __KVM_HAVE_PIT 572 #define KVM_CAP_PIT2 33 573 #endif 574 #define KVM_CAP_SET_BOOT_CPU_ID 34 575 #ifdef __KVM_HAVE_PIT_STATE2 576 #define KVM_CAP_PIT_STATE2 35 577 #endif 578 #define KVM_CAP_IOEVENTFD 36 579 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 580 #ifdef __KVM_HAVE_XEN_HVM 581 #define KVM_CAP_XEN_HVM 38 582 #endif 583 #define KVM_CAP_ADJUST_CLOCK 39 584 #define KVM_CAP_INTERNAL_ERROR_DATA 40 585 #ifdef __KVM_HAVE_VCPU_EVENTS 586 #define KVM_CAP_VCPU_EVENTS 41 587 #endif 588 #define KVM_CAP_S390_PSW 42 589 #define KVM_CAP_PPC_SEGSTATE 43 590 #define KVM_CAP_HYPERV 44 591 #define KVM_CAP_HYPERV_VAPIC 45 592 #define KVM_CAP_HYPERV_SPIN 46 593 #define KVM_CAP_PCI_SEGMENT 47 594 #define KVM_CAP_PPC_PAIRED_SINGLES 48 595 #define KVM_CAP_INTR_SHADOW 49 596 #ifdef __KVM_HAVE_DEBUGREGS 597 #define KVM_CAP_DEBUGREGS 50 598 #endif 599 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 600 #define KVM_CAP_PPC_OSI 52 601 #define KVM_CAP_PPC_UNSET_IRQ 53 602 #define KVM_CAP_ENABLE_CAP 54 603 #ifdef __KVM_HAVE_XSAVE 604 #define KVM_CAP_XSAVE 55 605 #endif 606 #ifdef __KVM_HAVE_XCRS 607 #define KVM_CAP_XCRS 56 608 #endif 609 #define KVM_CAP_PPC_GET_PVINFO 57 610 #define KVM_CAP_PPC_IRQ_LEVEL 58 611 #define KVM_CAP_ASYNC_PF 59 612 #define KVM_CAP_TSC_CONTROL 60 613 #define KVM_CAP_GET_TSC_KHZ 61 614 #define KVM_CAP_PPC_BOOKE_SREGS 62 615 #define KVM_CAP_SPAPR_TCE 63 616 #define KVM_CAP_PPC_SMT 64 617 #define KVM_CAP_PPC_RMA 65 618 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 619 #define KVM_CAP_PPC_HIOR 67 620 #define KVM_CAP_PPC_PAPR 68 621 #define KVM_CAP_SW_TLB 69 622 #define KVM_CAP_ONE_REG 70 623 #define KVM_CAP_S390_GMAP 71 624 #define KVM_CAP_TSC_DEADLINE_TIMER 72 625 #define KVM_CAP_S390_UCONTROL 73 626 #define KVM_CAP_SYNC_REGS 74 627 #define KVM_CAP_PCI_2_3 75 628 #define KVM_CAP_KVMCLOCK_CTRL 76 629 #define KVM_CAP_SIGNAL_MSI 77 630 #define KVM_CAP_PPC_GET_SMMU_INFO 78 631 #define KVM_CAP_S390_COW 79 632 #define KVM_CAP_PPC_ALLOC_HTAB 80 633 #ifdef __KVM_HAVE_READONLY_MEM 634 #define KVM_CAP_READONLY_MEM 81 635 #endif 636 #define KVM_CAP_IRQFD_RESAMPLE 82 637 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83 638 #define KVM_CAP_PPC_HTAB_FD 84 639 #define KVM_CAP_ARM_PSCI 87 640 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88 641 642 #ifdef KVM_CAP_IRQ_ROUTING 643 644 struct kvm_irq_routing_irqchip { 645 __u32 irqchip; 646 __u32 pin; 647 }; 648 649 struct kvm_irq_routing_msi { 650 __u32 address_lo; 651 __u32 address_hi; 652 __u32 data; 653 __u32 pad; 654 }; 655 656 /* gsi routing entry types */ 657 #define KVM_IRQ_ROUTING_IRQCHIP 1 658 #define KVM_IRQ_ROUTING_MSI 2 659 660 struct kvm_irq_routing_entry { 661 __u32 gsi; 662 __u32 type; 663 __u32 flags; 664 __u32 pad; 665 union { 666 struct kvm_irq_routing_irqchip irqchip; 667 struct kvm_irq_routing_msi msi; 668 __u32 pad[8]; 669 } u; 670 }; 671 672 struct kvm_irq_routing { 673 __u32 nr; 674 __u32 flags; 675 struct kvm_irq_routing_entry entries[0]; 676 }; 677 678 #endif 679 680 #ifdef KVM_CAP_MCE 681 /* x86 MCE */ 682 struct kvm_x86_mce { 683 __u64 status; 684 __u64 addr; 685 __u64 misc; 686 __u64 mcg_status; 687 __u8 bank; 688 __u8 pad1[7]; 689 __u64 pad2[3]; 690 }; 691 #endif 692 693 #ifdef KVM_CAP_XEN_HVM 694 struct kvm_xen_hvm_config { 695 __u32 flags; 696 __u32 msr; 697 __u64 blob_addr_32; 698 __u64 blob_addr_64; 699 __u8 blob_size_32; 700 __u8 blob_size_64; 701 __u8 pad2[30]; 702 }; 703 #endif 704 705 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 706 /* 707 * Available with KVM_CAP_IRQFD_RESAMPLE 708 * 709 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies 710 * the irqfd to operate in resampling mode for level triggered interrupt 711 * emlation. See Documentation/virtual/kvm/api.txt. 712 */ 713 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) 714 715 struct kvm_irqfd { 716 __u32 fd; 717 __u32 gsi; 718 __u32 flags; 719 __u32 resamplefd; 720 __u8 pad[16]; 721 }; 722 723 struct kvm_clock_data { 724 __u64 clock; 725 __u32 flags; 726 __u32 pad[9]; 727 }; 728 729 #define KVM_MMU_FSL_BOOKE_NOHV 0 730 #define KVM_MMU_FSL_BOOKE_HV 1 731 732 struct kvm_config_tlb { 733 __u64 params; 734 __u64 array; 735 __u32 mmu_type; 736 __u32 array_len; 737 }; 738 739 struct kvm_dirty_tlb { 740 __u64 bitmap; 741 __u32 num_dirty; 742 }; 743 744 /* Available with KVM_CAP_ONE_REG */ 745 746 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL 747 #define KVM_REG_GENERIC 0x0000000000000000ULL 748 749 /* 750 * Architecture specific registers are to be defined in arch headers and 751 * ORed with the arch identifier. 752 */ 753 #define KVM_REG_PPC 0x1000000000000000ULL 754 #define KVM_REG_X86 0x2000000000000000ULL 755 #define KVM_REG_IA64 0x3000000000000000ULL 756 #define KVM_REG_ARM 0x4000000000000000ULL 757 #define KVM_REG_S390 0x5000000000000000ULL 758 759 #define KVM_REG_SIZE_SHIFT 52 760 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 761 #define KVM_REG_SIZE_U8 0x0000000000000000ULL 762 #define KVM_REG_SIZE_U16 0x0010000000000000ULL 763 #define KVM_REG_SIZE_U32 0x0020000000000000ULL 764 #define KVM_REG_SIZE_U64 0x0030000000000000ULL 765 #define KVM_REG_SIZE_U128 0x0040000000000000ULL 766 #define KVM_REG_SIZE_U256 0x0050000000000000ULL 767 #define KVM_REG_SIZE_U512 0x0060000000000000ULL 768 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL 769 770 struct kvm_reg_list { 771 __u64 n; /* number of regs */ 772 __u64 reg[0]; 773 }; 774 775 struct kvm_one_reg { 776 __u64 id; 777 __u64 addr; 778 }; 779 780 struct kvm_msi { 781 __u32 address_lo; 782 __u32 address_hi; 783 __u32 data; 784 __u32 flags; 785 __u8 pad[16]; 786 }; 787 788 struct kvm_arm_device_addr { 789 __u64 id; 790 __u64 addr; 791 }; 792 793 /* 794 * ioctls for VM fds 795 */ 796 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) 797 /* 798 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 799 * a vcpu fd. 800 */ 801 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 802 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 803 /* KVM_SET_MEMORY_ALIAS is obsolete: */ 804 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) 805 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 806 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) 807 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 808 struct kvm_userspace_memory_region) 809 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 810 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 811 812 /* enable ucontrol for s390 */ 813 struct kvm_s390_ucas_mapping { 814 __u64 user_addr; 815 __u64 vcpu_addr; 816 __u64 length; 817 }; 818 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 819 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 820 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 821 822 /* Device model IOC */ 823 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 824 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 825 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 826 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 827 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 828 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 829 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 830 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 831 #define KVM_REGISTER_COALESCED_MMIO \ 832 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 833 #define KVM_UNREGISTER_COALESCED_MMIO \ 834 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 835 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 836 struct kvm_assigned_pci_dev) 837 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 838 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 839 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 840 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 841 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 842 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 843 struct kvm_assigned_pci_dev) 844 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 845 struct kvm_assigned_msix_nr) 846 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 847 struct kvm_assigned_msix_entry) 848 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 849 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 850 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 851 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 852 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 853 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 854 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 855 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 856 /* Available with KVM_CAP_PIT_STATE2 */ 857 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 858 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 859 /* Available with KVM_CAP_PPC_GET_PVINFO */ 860 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 861 /* Available with KVM_CAP_TSC_CONTROL */ 862 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 863 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 864 /* Available with KVM_CAP_PCI_2_3 */ 865 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 866 struct kvm_assigned_pci_dev) 867 /* Available with KVM_CAP_SIGNAL_MSI */ 868 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 869 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 870 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 871 /* Available with KVM_CAP_PPC_ALLOC_HTAB */ 872 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) 873 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 874 /* Available with KVM_CAP_RMA */ 875 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 876 /* Available with KVM_CAP_PPC_HTAB_FD */ 877 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) 878 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */ 879 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) 880 881 /* 882 * ioctls for vcpu fds 883 */ 884 #define KVM_RUN _IO(KVMIO, 0x80) 885 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 886 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 887 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 888 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 889 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 890 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 891 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 892 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 893 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 894 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 895 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 896 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 897 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 898 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 899 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 900 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 901 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 902 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 903 /* Available with KVM_CAP_VAPIC */ 904 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 905 /* Available with KVM_CAP_VAPIC */ 906 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 907 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 908 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 909 /* store status for s390 */ 910 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 911 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 912 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 913 /* initial ipl psw for s390 */ 914 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 915 /* initial reset for s390 */ 916 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 917 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 918 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 919 /* Available with KVM_CAP_NMI */ 920 #define KVM_NMI _IO(KVMIO, 0x9a) 921 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 922 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 923 /* MCE for x86 */ 924 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 925 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 926 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 927 /* IA64 stack access */ 928 #define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *) 929 #define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *) 930 /* Available with KVM_CAP_VCPU_EVENTS */ 931 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 932 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 933 /* Available with KVM_CAP_DEBUGREGS */ 934 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 935 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 936 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 937 /* Available with KVM_CAP_XSAVE */ 938 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 939 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 940 /* Available with KVM_CAP_XCRS */ 941 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 942 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 943 /* Available with KVM_CAP_SW_TLB */ 944 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 945 /* Available with KVM_CAP_ONE_REG */ 946 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 947 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 948 /* VM is being stopped by host */ 949 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 950 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init) 951 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list) 952 953 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 954 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 955 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 956 957 struct kvm_assigned_pci_dev { 958 __u32 assigned_dev_id; 959 __u32 busnr; 960 __u32 devfn; 961 __u32 flags; 962 __u32 segnr; 963 union { 964 __u32 reserved[11]; 965 }; 966 }; 967 968 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 969 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 970 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 971 972 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 973 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 974 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 975 976 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 977 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 978 979 struct kvm_assigned_irq { 980 __u32 assigned_dev_id; 981 __u32 host_irq; /* ignored (legacy field) */ 982 __u32 guest_irq; 983 __u32 flags; 984 union { 985 __u32 reserved[12]; 986 }; 987 }; 988 989 struct kvm_assigned_msix_nr { 990 __u32 assigned_dev_id; 991 __u16 entry_nr; 992 __u16 padding; 993 }; 994 995 #define KVM_MAX_MSIX_PER_DEV 256 996 struct kvm_assigned_msix_entry { 997 __u32 assigned_dev_id; 998 __u32 gsi; 999 __u16 entry; /* The index of entry in the MSI-X table */ 1000 __u16 padding[3]; 1001 }; 1002 1003 #endif /* __LINUX_KVM_H */ 1004