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 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 */ 119 union { 120 __u32 irq; 121 __s32 status; 122 }; 123 __u32 level; 124 }; 125 126 127 struct kvm_irqchip { 128 __u32 chip_id; 129 __u32 pad; 130 union { 131 char dummy[512]; /* reserving space */ 132 #ifdef __KVM_HAVE_PIT 133 struct kvm_pic_state pic; 134 #endif 135 #ifdef __KVM_HAVE_IOAPIC 136 struct kvm_ioapic_state ioapic; 137 #endif 138 } chip; 139 }; 140 141 /* for KVM_CREATE_PIT2 */ 142 struct kvm_pit_config { 143 __u32 flags; 144 __u32 pad[15]; 145 }; 146 147 #define KVM_PIT_SPEAKER_DUMMY 1 148 149 #define KVM_EXIT_UNKNOWN 0 150 #define KVM_EXIT_EXCEPTION 1 151 #define KVM_EXIT_IO 2 152 #define KVM_EXIT_HYPERCALL 3 153 #define KVM_EXIT_DEBUG 4 154 #define KVM_EXIT_HLT 5 155 #define KVM_EXIT_MMIO 6 156 #define KVM_EXIT_IRQ_WINDOW_OPEN 7 157 #define KVM_EXIT_SHUTDOWN 8 158 #define KVM_EXIT_FAIL_ENTRY 9 159 #define KVM_EXIT_INTR 10 160 #define KVM_EXIT_SET_TPR 11 161 #define KVM_EXIT_TPR_ACCESS 12 162 #define KVM_EXIT_S390_SIEIC 13 163 #define KVM_EXIT_S390_RESET 14 164 #define KVM_EXIT_DCR 15 165 #define KVM_EXIT_NMI 16 166 #define KVM_EXIT_INTERNAL_ERROR 17 167 #define KVM_EXIT_OSI 18 168 #define KVM_EXIT_PAPR_HCALL 19 169 #define KVM_EXIT_S390_UCONTROL 20 170 #define KVM_EXIT_WATCHDOG 21 171 #define KVM_EXIT_S390_TSCH 22 172 #define KVM_EXIT_EPR 23 173 174 /* For KVM_EXIT_INTERNAL_ERROR */ 175 /* Emulate instruction failed. */ 176 #define KVM_INTERNAL_ERROR_EMULATION 1 177 /* Encounter unexpected simultaneous exceptions. */ 178 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 179 /* Encounter unexpected vm-exit due to delivery event. */ 180 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3 181 182 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 183 struct kvm_run { 184 /* in */ 185 __u8 request_interrupt_window; 186 __u8 padding1[7]; 187 188 /* out */ 189 __u32 exit_reason; 190 __u8 ready_for_interrupt_injection; 191 __u8 if_flag; 192 __u8 padding2[2]; 193 194 /* in (pre_kvm_run), out (post_kvm_run) */ 195 __u64 cr8; 196 __u64 apic_base; 197 198 #ifdef __KVM_S390 199 /* the processor status word for s390 */ 200 __u64 psw_mask; /* psw upper half */ 201 __u64 psw_addr; /* psw lower half */ 202 #endif 203 union { 204 /* KVM_EXIT_UNKNOWN */ 205 struct { 206 __u64 hardware_exit_reason; 207 } hw; 208 /* KVM_EXIT_FAIL_ENTRY */ 209 struct { 210 __u64 hardware_entry_failure_reason; 211 } fail_entry; 212 /* KVM_EXIT_EXCEPTION */ 213 struct { 214 __u32 exception; 215 __u32 error_code; 216 } ex; 217 /* KVM_EXIT_IO */ 218 struct { 219 #define KVM_EXIT_IO_IN 0 220 #define KVM_EXIT_IO_OUT 1 221 __u8 direction; 222 __u8 size; /* bytes */ 223 __u16 port; 224 __u32 count; 225 __u64 data_offset; /* relative to kvm_run start */ 226 } io; 227 struct { 228 struct kvm_debug_exit_arch arch; 229 } debug; 230 /* KVM_EXIT_MMIO */ 231 struct { 232 __u64 phys_addr; 233 __u8 data[8]; 234 __u32 len; 235 __u8 is_write; 236 } mmio; 237 /* KVM_EXIT_HYPERCALL */ 238 struct { 239 __u64 nr; 240 __u64 args[6]; 241 __u64 ret; 242 __u32 longmode; 243 __u32 pad; 244 } hypercall; 245 /* KVM_EXIT_TPR_ACCESS */ 246 struct { 247 __u64 rip; 248 __u32 is_write; 249 __u32 pad; 250 } tpr_access; 251 /* KVM_EXIT_S390_SIEIC */ 252 struct { 253 __u8 icptcode; 254 __u16 ipa; 255 __u32 ipb; 256 } s390_sieic; 257 /* KVM_EXIT_S390_RESET */ 258 #define KVM_S390_RESET_POR 1 259 #define KVM_S390_RESET_CLEAR 2 260 #define KVM_S390_RESET_SUBSYSTEM 4 261 #define KVM_S390_RESET_CPU_INIT 8 262 #define KVM_S390_RESET_IPL 16 263 __u64 s390_reset_flags; 264 /* KVM_EXIT_S390_UCONTROL */ 265 struct { 266 __u64 trans_exc_code; 267 __u32 pgm_code; 268 } s390_ucontrol; 269 /* KVM_EXIT_DCR */ 270 struct { 271 __u32 dcrn; 272 __u32 data; 273 __u8 is_write; 274 } dcr; 275 struct { 276 __u32 suberror; 277 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 278 __u32 ndata; 279 __u64 data[16]; 280 } internal; 281 /* KVM_EXIT_OSI */ 282 struct { 283 __u64 gprs[32]; 284 } osi; 285 struct { 286 __u64 nr; 287 __u64 ret; 288 __u64 args[9]; 289 } papr_hcall; 290 /* KVM_EXIT_S390_TSCH */ 291 struct { 292 __u16 subchannel_id; 293 __u16 subchannel_nr; 294 __u32 io_int_parm; 295 __u32 io_int_word; 296 __u32 ipb; 297 __u8 dequeued; 298 } s390_tsch; 299 /* KVM_EXIT_EPR */ 300 struct { 301 __u32 epr; 302 } epr; 303 /* Fix the size of the union. */ 304 char padding[256]; 305 }; 306 307 /* 308 * shared registers between kvm and userspace. 309 * kvm_valid_regs specifies the register classes set by the host 310 * kvm_dirty_regs specified the register classes dirtied by userspace 311 * struct kvm_sync_regs is architecture specific, as well as the 312 * bits for kvm_valid_regs and kvm_dirty_regs 313 */ 314 __u64 kvm_valid_regs; 315 __u64 kvm_dirty_regs; 316 union { 317 struct kvm_sync_regs regs; 318 char padding[1024]; 319 } s; 320 }; 321 322 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 323 324 struct kvm_coalesced_mmio_zone { 325 __u64 addr; 326 __u32 size; 327 __u32 pad; 328 }; 329 330 struct kvm_coalesced_mmio { 331 __u64 phys_addr; 332 __u32 len; 333 __u32 pad; 334 __u8 data[8]; 335 }; 336 337 struct kvm_coalesced_mmio_ring { 338 __u32 first, last; 339 struct kvm_coalesced_mmio coalesced_mmio[0]; 340 }; 341 342 #define KVM_COALESCED_MMIO_MAX \ 343 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 344 sizeof(struct kvm_coalesced_mmio)) 345 346 /* for KVM_TRANSLATE */ 347 struct kvm_translation { 348 /* in */ 349 __u64 linear_address; 350 351 /* out */ 352 __u64 physical_address; 353 __u8 valid; 354 __u8 writeable; 355 __u8 usermode; 356 __u8 pad[5]; 357 }; 358 359 /* for KVM_INTERRUPT */ 360 struct kvm_interrupt { 361 /* in */ 362 __u32 irq; 363 }; 364 365 /* for KVM_GET_DIRTY_LOG */ 366 struct kvm_dirty_log { 367 __u32 slot; 368 __u32 padding1; 369 union { 370 void *dirty_bitmap; /* one bit per page */ 371 __u64 padding2; 372 }; 373 }; 374 375 /* for KVM_SET_SIGNAL_MASK */ 376 struct kvm_signal_mask { 377 __u32 len; 378 __u8 sigset[0]; 379 }; 380 381 /* for KVM_TPR_ACCESS_REPORTING */ 382 struct kvm_tpr_access_ctl { 383 __u32 enabled; 384 __u32 flags; 385 __u32 reserved[8]; 386 }; 387 388 /* for KVM_SET_VAPIC_ADDR */ 389 struct kvm_vapic_addr { 390 __u64 vapic_addr; 391 }; 392 393 /* for KVM_SET_MPSTATE */ 394 395 #define KVM_MP_STATE_RUNNABLE 0 396 #define KVM_MP_STATE_UNINITIALIZED 1 397 #define KVM_MP_STATE_INIT_RECEIVED 2 398 #define KVM_MP_STATE_HALTED 3 399 #define KVM_MP_STATE_SIPI_RECEIVED 4 400 401 struct kvm_mp_state { 402 __u32 mp_state; 403 }; 404 405 struct kvm_s390_psw { 406 __u64 mask; 407 __u64 addr; 408 }; 409 410 /* valid values for type in kvm_s390_interrupt */ 411 #define KVM_S390_SIGP_STOP 0xfffe0000u 412 #define KVM_S390_PROGRAM_INT 0xfffe0001u 413 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 414 #define KVM_S390_RESTART 0xfffe0003u 415 #define KVM_S390_MCHK 0xfffe1000u 416 #define KVM_S390_INT_VIRTIO 0xffff2603u 417 #define KVM_S390_INT_SERVICE 0xffff2401u 418 #define KVM_S390_INT_EMERGENCY 0xffff1201u 419 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 420 /* Anything below 0xfffe0000u is taken by INT_IO */ 421 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ 422 (((schid)) | \ 423 ((ssid) << 16) | \ 424 ((cssid) << 18) | \ 425 ((ai) << 26)) 426 #define KVM_S390_INT_IO_MIN 0x00000000u 427 #define KVM_S390_INT_IO_MAX 0xfffdffffu 428 429 430 struct kvm_s390_interrupt { 431 __u32 type; 432 __u32 parm; 433 __u64 parm64; 434 }; 435 436 /* for KVM_SET_GUEST_DEBUG */ 437 438 #define KVM_GUESTDBG_ENABLE 0x00000001 439 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 440 441 struct kvm_guest_debug { 442 __u32 control; 443 __u32 pad; 444 struct kvm_guest_debug_arch arch; 445 }; 446 447 enum { 448 kvm_ioeventfd_flag_nr_datamatch, 449 kvm_ioeventfd_flag_nr_pio, 450 kvm_ioeventfd_flag_nr_deassign, 451 kvm_ioeventfd_flag_nr_max, 452 }; 453 454 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 455 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 456 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 457 458 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 459 460 struct kvm_ioeventfd { 461 __u64 datamatch; 462 __u64 addr; /* legal pio/mmio address */ 463 __u32 len; /* 1, 2, 4, or 8 bytes */ 464 __s32 fd; 465 __u32 flags; 466 __u8 pad[36]; 467 }; 468 469 /* for KVM_ENABLE_CAP */ 470 struct kvm_enable_cap { 471 /* in */ 472 __u32 cap; 473 __u32 flags; 474 __u64 args[4]; 475 __u8 pad[64]; 476 }; 477 478 /* for KVM_PPC_GET_PVINFO */ 479 struct kvm_ppc_pvinfo { 480 /* out */ 481 __u32 flags; 482 __u32 hcall[4]; 483 __u8 pad[108]; 484 }; 485 486 /* for KVM_PPC_GET_SMMU_INFO */ 487 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 488 489 struct kvm_ppc_one_page_size { 490 __u32 page_shift; /* Page shift (or 0) */ 491 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 492 }; 493 494 struct kvm_ppc_one_seg_page_size { 495 __u32 page_shift; /* Base page shift of segment (or 0) */ 496 __u32 slb_enc; /* SLB encoding for BookS */ 497 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 498 }; 499 500 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 501 #define KVM_PPC_1T_SEGMENTS 0x00000002 502 503 struct kvm_ppc_smmu_info { 504 __u64 flags; 505 __u32 slb_size; 506 __u32 pad; 507 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 508 }; 509 510 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) 511 512 #define KVMIO 0xAE 513 514 /* machine type bits, to be used as argument to KVM_CREATE_VM */ 515 #define KVM_VM_S390_UCONTROL 1 516 517 #define KVM_S390_SIE_PAGE_OFFSET 1 518 519 /* 520 * ioctls for /dev/kvm fds: 521 */ 522 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 523 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 524 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 525 526 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 527 /* 528 * Check if a kvm extension is available. Argument is extension number, 529 * return is 1 (yes) or 0 (no, sorry). 530 */ 531 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 532 /* 533 * Get size for mmap(vcpu_fd) 534 */ 535 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 536 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 537 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 538 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 539 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 540 541 /* 542 * Extension capability list. 543 */ 544 #define KVM_CAP_IRQCHIP 0 545 #define KVM_CAP_HLT 1 546 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 547 #define KVM_CAP_USER_MEMORY 3 548 #define KVM_CAP_SET_TSS_ADDR 4 549 #define KVM_CAP_VAPIC 6 550 #define KVM_CAP_EXT_CPUID 7 551 #define KVM_CAP_CLOCKSOURCE 8 552 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 553 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 554 #define KVM_CAP_PIT 11 555 #define KVM_CAP_NOP_IO_DELAY 12 556 #define KVM_CAP_PV_MMU 13 557 #define KVM_CAP_MP_STATE 14 558 #define KVM_CAP_COALESCED_MMIO 15 559 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 560 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT 561 #define KVM_CAP_DEVICE_ASSIGNMENT 17 562 #endif 563 #define KVM_CAP_IOMMU 18 564 #ifdef __KVM_HAVE_MSI 565 #define KVM_CAP_DEVICE_MSI 20 566 #endif 567 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 568 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 569 #ifdef __KVM_HAVE_USER_NMI 570 #define KVM_CAP_USER_NMI 22 571 #endif 572 #ifdef __KVM_HAVE_GUEST_DEBUG 573 #define KVM_CAP_SET_GUEST_DEBUG 23 574 #endif 575 #ifdef __KVM_HAVE_PIT 576 #define KVM_CAP_REINJECT_CONTROL 24 577 #endif 578 #ifdef __KVM_HAVE_IOAPIC 579 #define KVM_CAP_IRQ_ROUTING 25 580 #endif 581 #define KVM_CAP_IRQ_INJECT_STATUS 26 582 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT 583 #define KVM_CAP_DEVICE_DEASSIGNMENT 27 584 #endif 585 #ifdef __KVM_HAVE_MSIX 586 #define KVM_CAP_DEVICE_MSIX 28 587 #endif 588 #define KVM_CAP_ASSIGN_DEV_IRQ 29 589 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 590 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 591 #ifdef __KVM_HAVE_MCE 592 #define KVM_CAP_MCE 31 593 #endif 594 #define KVM_CAP_IRQFD 32 595 #ifdef __KVM_HAVE_PIT 596 #define KVM_CAP_PIT2 33 597 #endif 598 #define KVM_CAP_SET_BOOT_CPU_ID 34 599 #ifdef __KVM_HAVE_PIT_STATE2 600 #define KVM_CAP_PIT_STATE2 35 601 #endif 602 #define KVM_CAP_IOEVENTFD 36 603 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 604 #ifdef __KVM_HAVE_XEN_HVM 605 #define KVM_CAP_XEN_HVM 38 606 #endif 607 #define KVM_CAP_ADJUST_CLOCK 39 608 #define KVM_CAP_INTERNAL_ERROR_DATA 40 609 #ifdef __KVM_HAVE_VCPU_EVENTS 610 #define KVM_CAP_VCPU_EVENTS 41 611 #endif 612 #define KVM_CAP_S390_PSW 42 613 #define KVM_CAP_PPC_SEGSTATE 43 614 #define KVM_CAP_HYPERV 44 615 #define KVM_CAP_HYPERV_VAPIC 45 616 #define KVM_CAP_HYPERV_SPIN 46 617 #define KVM_CAP_PCI_SEGMENT 47 618 #define KVM_CAP_PPC_PAIRED_SINGLES 48 619 #define KVM_CAP_INTR_SHADOW 49 620 #ifdef __KVM_HAVE_DEBUGREGS 621 #define KVM_CAP_DEBUGREGS 50 622 #endif 623 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 624 #define KVM_CAP_PPC_OSI 52 625 #define KVM_CAP_PPC_UNSET_IRQ 53 626 #define KVM_CAP_ENABLE_CAP 54 627 #ifdef __KVM_HAVE_XSAVE 628 #define KVM_CAP_XSAVE 55 629 #endif 630 #ifdef __KVM_HAVE_XCRS 631 #define KVM_CAP_XCRS 56 632 #endif 633 #define KVM_CAP_PPC_GET_PVINFO 57 634 #define KVM_CAP_PPC_IRQ_LEVEL 58 635 #define KVM_CAP_ASYNC_PF 59 636 #define KVM_CAP_TSC_CONTROL 60 637 #define KVM_CAP_GET_TSC_KHZ 61 638 #define KVM_CAP_PPC_BOOKE_SREGS 62 639 #define KVM_CAP_SPAPR_TCE 63 640 #define KVM_CAP_PPC_SMT 64 641 #define KVM_CAP_PPC_RMA 65 642 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 643 #define KVM_CAP_PPC_HIOR 67 644 #define KVM_CAP_PPC_PAPR 68 645 #define KVM_CAP_SW_TLB 69 646 #define KVM_CAP_ONE_REG 70 647 #define KVM_CAP_S390_GMAP 71 648 #define KVM_CAP_TSC_DEADLINE_TIMER 72 649 #define KVM_CAP_S390_UCONTROL 73 650 #define KVM_CAP_SYNC_REGS 74 651 #define KVM_CAP_PCI_2_3 75 652 #define KVM_CAP_KVMCLOCK_CTRL 76 653 #define KVM_CAP_SIGNAL_MSI 77 654 #define KVM_CAP_PPC_GET_SMMU_INFO 78 655 #define KVM_CAP_S390_COW 79 656 #define KVM_CAP_PPC_ALLOC_HTAB 80 657 #ifdef __KVM_HAVE_READONLY_MEM 658 #define KVM_CAP_READONLY_MEM 81 659 #endif 660 #define KVM_CAP_IRQFD_RESAMPLE 82 661 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83 662 #define KVM_CAP_PPC_HTAB_FD 84 663 #define KVM_CAP_S390_CSS_SUPPORT 85 664 #define KVM_CAP_PPC_EPR 86 665 666 #ifdef KVM_CAP_IRQ_ROUTING 667 668 struct kvm_irq_routing_irqchip { 669 __u32 irqchip; 670 __u32 pin; 671 }; 672 673 struct kvm_irq_routing_msi { 674 __u32 address_lo; 675 __u32 address_hi; 676 __u32 data; 677 __u32 pad; 678 }; 679 680 /* gsi routing entry types */ 681 #define KVM_IRQ_ROUTING_IRQCHIP 1 682 #define KVM_IRQ_ROUTING_MSI 2 683 684 struct kvm_irq_routing_entry { 685 __u32 gsi; 686 __u32 type; 687 __u32 flags; 688 __u32 pad; 689 union { 690 struct kvm_irq_routing_irqchip irqchip; 691 struct kvm_irq_routing_msi msi; 692 __u32 pad[8]; 693 } u; 694 }; 695 696 struct kvm_irq_routing { 697 __u32 nr; 698 __u32 flags; 699 struct kvm_irq_routing_entry entries[0]; 700 }; 701 702 #endif 703 704 #ifdef KVM_CAP_MCE 705 /* x86 MCE */ 706 struct kvm_x86_mce { 707 __u64 status; 708 __u64 addr; 709 __u64 misc; 710 __u64 mcg_status; 711 __u8 bank; 712 __u8 pad1[7]; 713 __u64 pad2[3]; 714 }; 715 #endif 716 717 #ifdef KVM_CAP_XEN_HVM 718 struct kvm_xen_hvm_config { 719 __u32 flags; 720 __u32 msr; 721 __u64 blob_addr_32; 722 __u64 blob_addr_64; 723 __u8 blob_size_32; 724 __u8 blob_size_64; 725 __u8 pad2[30]; 726 }; 727 #endif 728 729 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 730 /* 731 * Available with KVM_CAP_IRQFD_RESAMPLE 732 * 733 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies 734 * the irqfd to operate in resampling mode for level triggered interrupt 735 * emlation. See Documentation/virtual/kvm/api.txt. 736 */ 737 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) 738 739 struct kvm_irqfd { 740 __u32 fd; 741 __u32 gsi; 742 __u32 flags; 743 __u32 resamplefd; 744 __u8 pad[16]; 745 }; 746 747 struct kvm_clock_data { 748 __u64 clock; 749 __u32 flags; 750 __u32 pad[9]; 751 }; 752 753 #define KVM_MMU_FSL_BOOKE_NOHV 0 754 #define KVM_MMU_FSL_BOOKE_HV 1 755 756 struct kvm_config_tlb { 757 __u64 params; 758 __u64 array; 759 __u32 mmu_type; 760 __u32 array_len; 761 }; 762 763 struct kvm_dirty_tlb { 764 __u64 bitmap; 765 __u32 num_dirty; 766 }; 767 768 /* Available with KVM_CAP_ONE_REG */ 769 770 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL 771 #define KVM_REG_GENERIC 0x0000000000000000ULL 772 773 /* 774 * Architecture specific registers are to be defined in arch headers and 775 * ORed with the arch identifier. 776 */ 777 #define KVM_REG_PPC 0x1000000000000000ULL 778 #define KVM_REG_X86 0x2000000000000000ULL 779 #define KVM_REG_IA64 0x3000000000000000ULL 780 #define KVM_REG_ARM 0x4000000000000000ULL 781 #define KVM_REG_S390 0x5000000000000000ULL 782 783 #define KVM_REG_SIZE_SHIFT 52 784 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 785 #define KVM_REG_SIZE_U8 0x0000000000000000ULL 786 #define KVM_REG_SIZE_U16 0x0010000000000000ULL 787 #define KVM_REG_SIZE_U32 0x0020000000000000ULL 788 #define KVM_REG_SIZE_U64 0x0030000000000000ULL 789 #define KVM_REG_SIZE_U128 0x0040000000000000ULL 790 #define KVM_REG_SIZE_U256 0x0050000000000000ULL 791 #define KVM_REG_SIZE_U512 0x0060000000000000ULL 792 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL 793 794 struct kvm_one_reg { 795 __u64 id; 796 __u64 addr; 797 }; 798 799 struct kvm_msi { 800 __u32 address_lo; 801 __u32 address_hi; 802 __u32 data; 803 __u32 flags; 804 __u8 pad[16]; 805 }; 806 807 /* 808 * ioctls for VM fds 809 */ 810 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) 811 /* 812 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 813 * a vcpu fd. 814 */ 815 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 816 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 817 /* KVM_SET_MEMORY_ALIAS is obsolete: */ 818 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) 819 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 820 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) 821 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 822 struct kvm_userspace_memory_region) 823 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 824 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 825 826 /* enable ucontrol for s390 */ 827 struct kvm_s390_ucas_mapping { 828 __u64 user_addr; 829 __u64 vcpu_addr; 830 __u64 length; 831 }; 832 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 833 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 834 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 835 836 /* Device model IOC */ 837 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 838 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 839 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 840 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 841 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 842 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 843 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 844 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 845 #define KVM_REGISTER_COALESCED_MMIO \ 846 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 847 #define KVM_UNREGISTER_COALESCED_MMIO \ 848 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 849 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 850 struct kvm_assigned_pci_dev) 851 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 852 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 853 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 854 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 855 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 856 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 857 struct kvm_assigned_pci_dev) 858 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 859 struct kvm_assigned_msix_nr) 860 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 861 struct kvm_assigned_msix_entry) 862 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 863 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 864 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 865 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 866 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 867 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 868 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 869 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 870 /* Available with KVM_CAP_PIT_STATE2 */ 871 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 872 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 873 /* Available with KVM_CAP_PPC_GET_PVINFO */ 874 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 875 /* Available with KVM_CAP_TSC_CONTROL */ 876 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 877 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 878 /* Available with KVM_CAP_PCI_2_3 */ 879 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 880 struct kvm_assigned_pci_dev) 881 /* Available with KVM_CAP_SIGNAL_MSI */ 882 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 883 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 884 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 885 /* Available with KVM_CAP_PPC_ALLOC_HTAB */ 886 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) 887 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 888 /* Available with KVM_CAP_RMA */ 889 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 890 /* Available with KVM_CAP_PPC_HTAB_FD */ 891 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) 892 893 /* 894 * ioctls for vcpu fds 895 */ 896 #define KVM_RUN _IO(KVMIO, 0x80) 897 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 898 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 899 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 900 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 901 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 902 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 903 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 904 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 905 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 906 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 907 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 908 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 909 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 910 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 911 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 912 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 913 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 914 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 915 /* Available with KVM_CAP_VAPIC */ 916 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 917 /* Available with KVM_CAP_VAPIC */ 918 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 919 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 920 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 921 /* store status for s390 */ 922 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 923 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 924 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 925 /* initial ipl psw for s390 */ 926 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 927 /* initial reset for s390 */ 928 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 929 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 930 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 931 /* Available with KVM_CAP_NMI */ 932 #define KVM_NMI _IO(KVMIO, 0x9a) 933 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 934 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 935 /* MCE for x86 */ 936 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 937 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 938 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 939 /* IA64 stack access */ 940 #define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *) 941 #define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *) 942 /* Available with KVM_CAP_VCPU_EVENTS */ 943 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 944 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 945 /* Available with KVM_CAP_DEBUGREGS */ 946 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 947 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 948 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 949 /* Available with KVM_CAP_XSAVE */ 950 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 951 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 952 /* Available with KVM_CAP_XCRS */ 953 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 954 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 955 /* Available with KVM_CAP_SW_TLB */ 956 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 957 /* Available with KVM_CAP_ONE_REG */ 958 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 959 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 960 /* VM is being stopped by host */ 961 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 962 963 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 964 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 965 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 966 967 struct kvm_assigned_pci_dev { 968 __u32 assigned_dev_id; 969 __u32 busnr; 970 __u32 devfn; 971 __u32 flags; 972 __u32 segnr; 973 union { 974 __u32 reserved[11]; 975 }; 976 }; 977 978 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 979 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 980 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 981 982 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 983 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 984 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 985 986 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 987 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 988 989 struct kvm_assigned_irq { 990 __u32 assigned_dev_id; 991 __u32 host_irq; /* ignored (legacy field) */ 992 __u32 guest_irq; 993 __u32 flags; 994 union { 995 __u32 reserved[12]; 996 }; 997 }; 998 999 struct kvm_assigned_msix_nr { 1000 __u32 assigned_dev_id; 1001 __u16 entry_nr; 1002 __u16 padding; 1003 }; 1004 1005 #define KVM_MAX_MSIX_PER_DEV 256 1006 struct kvm_assigned_msix_entry { 1007 __u32 assigned_dev_id; 1008 __u32 gsi; 1009 __u16 entry; /* The index of entry in the MSI-X table */ 1010 __u16 padding[3]; 1011 }; 1012 1013 #endif /* __LINUX_KVM_H */ 1014