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 * 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 struct kvm_s390_skeys { 151 __u64 start_gfn; 152 __u64 count; 153 __u64 skeydata_addr; 154 __u32 flags; 155 __u32 reserved[9]; 156 }; 157 158 #define KVM_S390_CMMA_PEEK (1 << 0) 159 160 /** 161 * kvm_s390_cmma_log - Used for CMMA migration. 162 * 163 * Used both for input and output. 164 * 165 * @start_gfn: Guest page number to start from. 166 * @count: Size of the result buffer. 167 * @flags: Control operation mode via KVM_S390_CMMA_* flags 168 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty 169 * pages are still remaining. 170 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set 171 * in the PGSTE. 172 * @values: Pointer to the values buffer. 173 * 174 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls. 175 */ 176 struct kvm_s390_cmma_log { 177 __u64 start_gfn; 178 __u32 count; 179 __u32 flags; 180 union { 181 __u64 remaining; 182 __u64 mask; 183 }; 184 __u64 values; 185 }; 186 187 struct kvm_hyperv_exit { 188 #define KVM_EXIT_HYPERV_SYNIC 1 189 #define KVM_EXIT_HYPERV_HCALL 2 190 __u32 type; 191 union { 192 struct { 193 __u32 msr; 194 __u64 control; 195 __u64 evt_page; 196 __u64 msg_page; 197 } synic; 198 struct { 199 __u64 input; 200 __u64 result; 201 __u64 params[2]; 202 } hcall; 203 } u; 204 }; 205 206 #define KVM_S390_GET_SKEYS_NONE 1 207 #define KVM_S390_SKEYS_MAX 1048576 208 209 #define KVM_EXIT_UNKNOWN 0 210 #define KVM_EXIT_EXCEPTION 1 211 #define KVM_EXIT_IO 2 212 #define KVM_EXIT_HYPERCALL 3 213 #define KVM_EXIT_DEBUG 4 214 #define KVM_EXIT_HLT 5 215 #define KVM_EXIT_MMIO 6 216 #define KVM_EXIT_IRQ_WINDOW_OPEN 7 217 #define KVM_EXIT_SHUTDOWN 8 218 #define KVM_EXIT_FAIL_ENTRY 9 219 #define KVM_EXIT_INTR 10 220 #define KVM_EXIT_SET_TPR 11 221 #define KVM_EXIT_TPR_ACCESS 12 222 #define KVM_EXIT_S390_SIEIC 13 223 #define KVM_EXIT_S390_RESET 14 224 #define KVM_EXIT_DCR 15 /* deprecated */ 225 #define KVM_EXIT_NMI 16 226 #define KVM_EXIT_INTERNAL_ERROR 17 227 #define KVM_EXIT_OSI 18 228 #define KVM_EXIT_PAPR_HCALL 19 229 #define KVM_EXIT_S390_UCONTROL 20 230 #define KVM_EXIT_WATCHDOG 21 231 #define KVM_EXIT_S390_TSCH 22 232 #define KVM_EXIT_EPR 23 233 #define KVM_EXIT_SYSTEM_EVENT 24 234 #define KVM_EXIT_S390_STSI 25 235 #define KVM_EXIT_IOAPIC_EOI 26 236 #define KVM_EXIT_HYPERV 27 237 238 /* For KVM_EXIT_INTERNAL_ERROR */ 239 /* Emulate instruction failed. */ 240 #define KVM_INTERNAL_ERROR_EMULATION 1 241 /* Encounter unexpected simultaneous exceptions. */ 242 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 243 /* Encounter unexpected vm-exit due to delivery event. */ 244 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3 245 246 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 247 struct kvm_run { 248 /* in */ 249 __u8 request_interrupt_window; 250 __u8 immediate_exit; 251 __u8 padding1[6]; 252 253 /* out */ 254 __u32 exit_reason; 255 __u8 ready_for_interrupt_injection; 256 __u8 if_flag; 257 __u16 flags; 258 259 /* in (pre_kvm_run), out (post_kvm_run) */ 260 __u64 cr8; 261 __u64 apic_base; 262 263 #ifdef __KVM_S390 264 /* the processor status word for s390 */ 265 __u64 psw_mask; /* psw upper half */ 266 __u64 psw_addr; /* psw lower half */ 267 #endif 268 union { 269 /* KVM_EXIT_UNKNOWN */ 270 struct { 271 __u64 hardware_exit_reason; 272 } hw; 273 /* KVM_EXIT_FAIL_ENTRY */ 274 struct { 275 __u64 hardware_entry_failure_reason; 276 } fail_entry; 277 /* KVM_EXIT_EXCEPTION */ 278 struct { 279 __u32 exception; 280 __u32 error_code; 281 } ex; 282 /* KVM_EXIT_IO */ 283 struct { 284 #define KVM_EXIT_IO_IN 0 285 #define KVM_EXIT_IO_OUT 1 286 __u8 direction; 287 __u8 size; /* bytes */ 288 __u16 port; 289 __u32 count; 290 __u64 data_offset; /* relative to kvm_run start */ 291 } io; 292 /* KVM_EXIT_DEBUG */ 293 struct { 294 struct kvm_debug_exit_arch arch; 295 } debug; 296 /* KVM_EXIT_MMIO */ 297 struct { 298 __u64 phys_addr; 299 __u8 data[8]; 300 __u32 len; 301 __u8 is_write; 302 } mmio; 303 /* KVM_EXIT_HYPERCALL */ 304 struct { 305 __u64 nr; 306 __u64 args[6]; 307 __u64 ret; 308 __u32 longmode; 309 __u32 pad; 310 } hypercall; 311 /* KVM_EXIT_TPR_ACCESS */ 312 struct { 313 __u64 rip; 314 __u32 is_write; 315 __u32 pad; 316 } tpr_access; 317 /* KVM_EXIT_S390_SIEIC */ 318 struct { 319 __u8 icptcode; 320 __u16 ipa; 321 __u32 ipb; 322 } s390_sieic; 323 /* KVM_EXIT_S390_RESET */ 324 #define KVM_S390_RESET_POR 1 325 #define KVM_S390_RESET_CLEAR 2 326 #define KVM_S390_RESET_SUBSYSTEM 4 327 #define KVM_S390_RESET_CPU_INIT 8 328 #define KVM_S390_RESET_IPL 16 329 __u64 s390_reset_flags; 330 /* KVM_EXIT_S390_UCONTROL */ 331 struct { 332 __u64 trans_exc_code; 333 __u32 pgm_code; 334 } s390_ucontrol; 335 /* KVM_EXIT_DCR (deprecated) */ 336 struct { 337 __u32 dcrn; 338 __u32 data; 339 __u8 is_write; 340 } dcr; 341 /* KVM_EXIT_INTERNAL_ERROR */ 342 struct { 343 __u32 suberror; 344 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 345 __u32 ndata; 346 __u64 data[16]; 347 } internal; 348 /* KVM_EXIT_OSI */ 349 struct { 350 __u64 gprs[32]; 351 } osi; 352 /* KVM_EXIT_PAPR_HCALL */ 353 struct { 354 __u64 nr; 355 __u64 ret; 356 __u64 args[9]; 357 } papr_hcall; 358 /* KVM_EXIT_S390_TSCH */ 359 struct { 360 __u16 subchannel_id; 361 __u16 subchannel_nr; 362 __u32 io_int_parm; 363 __u32 io_int_word; 364 __u32 ipb; 365 __u8 dequeued; 366 } s390_tsch; 367 /* KVM_EXIT_EPR */ 368 struct { 369 __u32 epr; 370 } epr; 371 /* KVM_EXIT_SYSTEM_EVENT */ 372 struct { 373 #define KVM_SYSTEM_EVENT_SHUTDOWN 1 374 #define KVM_SYSTEM_EVENT_RESET 2 375 #define KVM_SYSTEM_EVENT_CRASH 3 376 __u32 type; 377 __u64 flags; 378 } system_event; 379 /* KVM_EXIT_S390_STSI */ 380 struct { 381 __u64 addr; 382 __u8 ar; 383 __u8 reserved; 384 __u8 fc; 385 __u8 sel1; 386 __u16 sel2; 387 } s390_stsi; 388 /* KVM_EXIT_IOAPIC_EOI */ 389 struct { 390 __u8 vector; 391 } eoi; 392 /* KVM_EXIT_HYPERV */ 393 struct kvm_hyperv_exit hyperv; 394 /* Fix the size of the union. */ 395 char padding[256]; 396 }; 397 398 /* 399 * shared registers between kvm and userspace. 400 * kvm_valid_regs specifies the register classes set by the host 401 * kvm_dirty_regs specified the register classes dirtied by userspace 402 * struct kvm_sync_regs is architecture specific, as well as the 403 * bits for kvm_valid_regs and kvm_dirty_regs 404 */ 405 __u64 kvm_valid_regs; 406 __u64 kvm_dirty_regs; 407 union { 408 struct kvm_sync_regs regs; 409 char padding[2048]; 410 } s; 411 }; 412 413 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 414 415 struct kvm_coalesced_mmio_zone { 416 __u64 addr; 417 __u32 size; 418 __u32 pad; 419 }; 420 421 struct kvm_coalesced_mmio { 422 __u64 phys_addr; 423 __u32 len; 424 __u32 pad; 425 __u8 data[8]; 426 }; 427 428 struct kvm_coalesced_mmio_ring { 429 __u32 first, last; 430 struct kvm_coalesced_mmio coalesced_mmio[0]; 431 }; 432 433 #define KVM_COALESCED_MMIO_MAX \ 434 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 435 sizeof(struct kvm_coalesced_mmio)) 436 437 /* for KVM_TRANSLATE */ 438 struct kvm_translation { 439 /* in */ 440 __u64 linear_address; 441 442 /* out */ 443 __u64 physical_address; 444 __u8 valid; 445 __u8 writeable; 446 __u8 usermode; 447 __u8 pad[5]; 448 }; 449 450 /* for KVM_S390_MEM_OP */ 451 struct kvm_s390_mem_op { 452 /* in */ 453 __u64 gaddr; /* the guest address */ 454 __u64 flags; /* flags */ 455 __u32 size; /* amount of bytes */ 456 __u32 op; /* type of operation */ 457 __u64 buf; /* buffer in userspace */ 458 __u8 ar; /* the access register number */ 459 __u8 reserved[31]; /* should be set to 0 */ 460 }; 461 /* types for kvm_s390_mem_op->op */ 462 #define KVM_S390_MEMOP_LOGICAL_READ 0 463 #define KVM_S390_MEMOP_LOGICAL_WRITE 1 464 /* flags for kvm_s390_mem_op->flags */ 465 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0) 466 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1) 467 468 /* for KVM_INTERRUPT */ 469 struct kvm_interrupt { 470 /* in */ 471 __u32 irq; 472 }; 473 474 /* for KVM_GET_DIRTY_LOG */ 475 struct kvm_dirty_log { 476 __u32 slot; 477 __u32 padding1; 478 union { 479 void *dirty_bitmap; /* one bit per page */ 480 __u64 padding2; 481 }; 482 }; 483 484 /* for KVM_SET_SIGNAL_MASK */ 485 struct kvm_signal_mask { 486 __u32 len; 487 __u8 sigset[0]; 488 }; 489 490 /* for KVM_TPR_ACCESS_REPORTING */ 491 struct kvm_tpr_access_ctl { 492 __u32 enabled; 493 __u32 flags; 494 __u32 reserved[8]; 495 }; 496 497 /* for KVM_SET_VAPIC_ADDR */ 498 struct kvm_vapic_addr { 499 __u64 vapic_addr; 500 }; 501 502 /* for KVM_SET_MP_STATE */ 503 504 /* not all states are valid on all architectures */ 505 #define KVM_MP_STATE_RUNNABLE 0 506 #define KVM_MP_STATE_UNINITIALIZED 1 507 #define KVM_MP_STATE_INIT_RECEIVED 2 508 #define KVM_MP_STATE_HALTED 3 509 #define KVM_MP_STATE_SIPI_RECEIVED 4 510 #define KVM_MP_STATE_STOPPED 5 511 #define KVM_MP_STATE_CHECK_STOP 6 512 #define KVM_MP_STATE_OPERATING 7 513 #define KVM_MP_STATE_LOAD 8 514 515 struct kvm_mp_state { 516 __u32 mp_state; 517 }; 518 519 struct kvm_s390_psw { 520 __u64 mask; 521 __u64 addr; 522 }; 523 524 /* valid values for type in kvm_s390_interrupt */ 525 #define KVM_S390_SIGP_STOP 0xfffe0000u 526 #define KVM_S390_PROGRAM_INT 0xfffe0001u 527 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 528 #define KVM_S390_RESTART 0xfffe0003u 529 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u 530 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u 531 #define KVM_S390_MCHK 0xfffe1000u 532 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u 533 #define KVM_S390_INT_CPU_TIMER 0xffff1005u 534 #define KVM_S390_INT_VIRTIO 0xffff2603u 535 #define KVM_S390_INT_SERVICE 0xffff2401u 536 #define KVM_S390_INT_EMERGENCY 0xffff1201u 537 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 538 /* Anything below 0xfffe0000u is taken by INT_IO */ 539 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ 540 (((schid)) | \ 541 ((ssid) << 16) | \ 542 ((cssid) << 18) | \ 543 ((ai) << 26)) 544 #define KVM_S390_INT_IO_MIN 0x00000000u 545 #define KVM_S390_INT_IO_MAX 0xfffdffffu 546 #define KVM_S390_INT_IO_AI_MASK 0x04000000u 547 548 549 struct kvm_s390_interrupt { 550 __u32 type; 551 __u32 parm; 552 __u64 parm64; 553 }; 554 555 struct kvm_s390_io_info { 556 __u16 subchannel_id; 557 __u16 subchannel_nr; 558 __u32 io_int_parm; 559 __u32 io_int_word; 560 }; 561 562 struct kvm_s390_ext_info { 563 __u32 ext_params; 564 __u32 pad; 565 __u64 ext_params2; 566 }; 567 568 struct kvm_s390_pgm_info { 569 __u64 trans_exc_code; 570 __u64 mon_code; 571 __u64 per_address; 572 __u32 data_exc_code; 573 __u16 code; 574 __u16 mon_class_nr; 575 __u8 per_code; 576 __u8 per_atmid; 577 __u8 exc_access_id; 578 __u8 per_access_id; 579 __u8 op_access_id; 580 #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01 581 #define KVM_S390_PGM_FLAGS_ILC_0 0x02 582 #define KVM_S390_PGM_FLAGS_ILC_1 0x04 583 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06 584 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08 585 __u8 flags; 586 __u8 pad[2]; 587 }; 588 589 struct kvm_s390_prefix_info { 590 __u32 address; 591 }; 592 593 struct kvm_s390_extcall_info { 594 __u16 code; 595 }; 596 597 struct kvm_s390_emerg_info { 598 __u16 code; 599 }; 600 601 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01 602 struct kvm_s390_stop_info { 603 __u32 flags; 604 }; 605 606 struct kvm_s390_mchk_info { 607 __u64 cr14; 608 __u64 mcic; 609 __u64 failing_storage_address; 610 __u32 ext_damage_code; 611 __u32 pad; 612 __u8 fixed_logout[16]; 613 }; 614 615 struct kvm_s390_irq { 616 __u64 type; 617 union { 618 struct kvm_s390_io_info io; 619 struct kvm_s390_ext_info ext; 620 struct kvm_s390_pgm_info pgm; 621 struct kvm_s390_emerg_info emerg; 622 struct kvm_s390_extcall_info extcall; 623 struct kvm_s390_prefix_info prefix; 624 struct kvm_s390_stop_info stop; 625 struct kvm_s390_mchk_info mchk; 626 char reserved[64]; 627 } u; 628 }; 629 630 struct kvm_s390_irq_state { 631 __u64 buf; 632 __u32 flags; 633 __u32 len; 634 __u32 reserved[4]; 635 }; 636 637 /* for KVM_SET_GUEST_DEBUG */ 638 639 #define KVM_GUESTDBG_ENABLE 0x00000001 640 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 641 642 struct kvm_guest_debug { 643 __u32 control; 644 __u32 pad; 645 struct kvm_guest_debug_arch arch; 646 }; 647 648 enum { 649 kvm_ioeventfd_flag_nr_datamatch, 650 kvm_ioeventfd_flag_nr_pio, 651 kvm_ioeventfd_flag_nr_deassign, 652 kvm_ioeventfd_flag_nr_virtio_ccw_notify, 653 kvm_ioeventfd_flag_nr_fast_mmio, 654 kvm_ioeventfd_flag_nr_max, 655 }; 656 657 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 658 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 659 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 660 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \ 661 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify) 662 663 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 664 665 struct kvm_ioeventfd { 666 __u64 datamatch; 667 __u64 addr; /* legal pio/mmio address */ 668 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */ 669 __s32 fd; 670 __u32 flags; 671 __u8 pad[36]; 672 }; 673 674 /* for KVM_ENABLE_CAP */ 675 struct kvm_enable_cap { 676 /* in */ 677 __u32 cap; 678 __u32 flags; 679 __u64 args[4]; 680 __u8 pad[64]; 681 }; 682 683 /* for KVM_PPC_GET_PVINFO */ 684 685 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) 686 687 struct kvm_ppc_pvinfo { 688 /* out */ 689 __u32 flags; 690 __u32 hcall[4]; 691 __u8 pad[108]; 692 }; 693 694 /* for KVM_PPC_GET_SMMU_INFO */ 695 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 696 697 struct kvm_ppc_one_page_size { 698 __u32 page_shift; /* Page shift (or 0) */ 699 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 700 }; 701 702 struct kvm_ppc_one_seg_page_size { 703 __u32 page_shift; /* Base page shift of segment (or 0) */ 704 __u32 slb_enc; /* SLB encoding for BookS */ 705 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 706 }; 707 708 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 709 #define KVM_PPC_1T_SEGMENTS 0x00000002 710 711 struct kvm_ppc_smmu_info { 712 __u64 flags; 713 __u32 slb_size; 714 __u32 pad; 715 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 716 }; 717 718 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */ 719 struct kvm_ppc_resize_hpt { 720 __u64 flags; 721 __u32 shift; 722 __u32 pad; 723 }; 724 725 #define KVMIO 0xAE 726 727 /* machine type bits, to be used as argument to KVM_CREATE_VM */ 728 #define KVM_VM_S390_UCONTROL 1 729 730 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */ 731 #define KVM_VM_PPC_HV 1 732 #define KVM_VM_PPC_PR 2 733 734 /* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */ 735 #define KVM_VM_MIPS_TE 0 736 #define KVM_VM_MIPS_VZ 1 737 738 #define KVM_S390_SIE_PAGE_OFFSET 1 739 740 /* 741 * ioctls for /dev/kvm fds: 742 */ 743 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 744 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 745 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 746 747 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 748 /* 749 * Check if a kvm extension is available. Argument is extension number, 750 * return is 1 (yes) or 0 (no, sorry). 751 */ 752 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 753 /* 754 * Get size for mmap(vcpu_fd) 755 */ 756 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 757 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 758 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 759 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 760 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 761 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2) 762 763 /* 764 * Extension capability list. 765 */ 766 #define KVM_CAP_IRQCHIP 0 767 #define KVM_CAP_HLT 1 768 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 769 #define KVM_CAP_USER_MEMORY 3 770 #define KVM_CAP_SET_TSS_ADDR 4 771 #define KVM_CAP_VAPIC 6 772 #define KVM_CAP_EXT_CPUID 7 773 #define KVM_CAP_CLOCKSOURCE 8 774 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 775 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 776 #define KVM_CAP_PIT 11 777 #define KVM_CAP_NOP_IO_DELAY 12 778 #define KVM_CAP_PV_MMU 13 779 #define KVM_CAP_MP_STATE 14 780 #define KVM_CAP_COALESCED_MMIO 15 781 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 782 #define KVM_CAP_IOMMU 18 783 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 784 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 785 #define KVM_CAP_USER_NMI 22 786 #ifdef __KVM_HAVE_GUEST_DEBUG 787 #define KVM_CAP_SET_GUEST_DEBUG 23 788 #endif 789 #ifdef __KVM_HAVE_PIT 790 #define KVM_CAP_REINJECT_CONTROL 24 791 #endif 792 #define KVM_CAP_IRQ_ROUTING 25 793 #define KVM_CAP_IRQ_INJECT_STATUS 26 794 #define KVM_CAP_ASSIGN_DEV_IRQ 29 795 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 796 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 797 #ifdef __KVM_HAVE_MCE 798 #define KVM_CAP_MCE 31 799 #endif 800 #define KVM_CAP_IRQFD 32 801 #ifdef __KVM_HAVE_PIT 802 #define KVM_CAP_PIT2 33 803 #endif 804 #define KVM_CAP_SET_BOOT_CPU_ID 34 805 #ifdef __KVM_HAVE_PIT_STATE2 806 #define KVM_CAP_PIT_STATE2 35 807 #endif 808 #define KVM_CAP_IOEVENTFD 36 809 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 810 #ifdef __KVM_HAVE_XEN_HVM 811 #define KVM_CAP_XEN_HVM 38 812 #endif 813 #define KVM_CAP_ADJUST_CLOCK 39 814 #define KVM_CAP_INTERNAL_ERROR_DATA 40 815 #ifdef __KVM_HAVE_VCPU_EVENTS 816 #define KVM_CAP_VCPU_EVENTS 41 817 #endif 818 #define KVM_CAP_S390_PSW 42 819 #define KVM_CAP_PPC_SEGSTATE 43 820 #define KVM_CAP_HYPERV 44 821 #define KVM_CAP_HYPERV_VAPIC 45 822 #define KVM_CAP_HYPERV_SPIN 46 823 #define KVM_CAP_PCI_SEGMENT 47 824 #define KVM_CAP_PPC_PAIRED_SINGLES 48 825 #define KVM_CAP_INTR_SHADOW 49 826 #ifdef __KVM_HAVE_DEBUGREGS 827 #define KVM_CAP_DEBUGREGS 50 828 #endif 829 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 830 #define KVM_CAP_PPC_OSI 52 831 #define KVM_CAP_PPC_UNSET_IRQ 53 832 #define KVM_CAP_ENABLE_CAP 54 833 #ifdef __KVM_HAVE_XSAVE 834 #define KVM_CAP_XSAVE 55 835 #endif 836 #ifdef __KVM_HAVE_XCRS 837 #define KVM_CAP_XCRS 56 838 #endif 839 #define KVM_CAP_PPC_GET_PVINFO 57 840 #define KVM_CAP_PPC_IRQ_LEVEL 58 841 #define KVM_CAP_ASYNC_PF 59 842 #define KVM_CAP_TSC_CONTROL 60 843 #define KVM_CAP_GET_TSC_KHZ 61 844 #define KVM_CAP_PPC_BOOKE_SREGS 62 845 #define KVM_CAP_SPAPR_TCE 63 846 #define KVM_CAP_PPC_SMT 64 847 #define KVM_CAP_PPC_RMA 65 848 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 849 #define KVM_CAP_PPC_HIOR 67 850 #define KVM_CAP_PPC_PAPR 68 851 #define KVM_CAP_SW_TLB 69 852 #define KVM_CAP_ONE_REG 70 853 #define KVM_CAP_S390_GMAP 71 854 #define KVM_CAP_TSC_DEADLINE_TIMER 72 855 #define KVM_CAP_S390_UCONTROL 73 856 #define KVM_CAP_SYNC_REGS 74 857 #define KVM_CAP_PCI_2_3 75 858 #define KVM_CAP_KVMCLOCK_CTRL 76 859 #define KVM_CAP_SIGNAL_MSI 77 860 #define KVM_CAP_PPC_GET_SMMU_INFO 78 861 #define KVM_CAP_S390_COW 79 862 #define KVM_CAP_PPC_ALLOC_HTAB 80 863 #define KVM_CAP_READONLY_MEM 81 864 #define KVM_CAP_IRQFD_RESAMPLE 82 865 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83 866 #define KVM_CAP_PPC_HTAB_FD 84 867 #define KVM_CAP_S390_CSS_SUPPORT 85 868 #define KVM_CAP_PPC_EPR 86 869 #define KVM_CAP_ARM_PSCI 87 870 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88 871 #define KVM_CAP_DEVICE_CTRL 89 872 #define KVM_CAP_IRQ_MPIC 90 873 #define KVM_CAP_PPC_RTAS 91 874 #define KVM_CAP_IRQ_XICS 92 875 #define KVM_CAP_ARM_EL1_32BIT 93 876 #define KVM_CAP_SPAPR_MULTITCE 94 877 #define KVM_CAP_EXT_EMUL_CPUID 95 878 #define KVM_CAP_HYPERV_TIME 96 879 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97 880 #define KVM_CAP_ENABLE_CAP_VM 98 881 #define KVM_CAP_S390_IRQCHIP 99 882 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100 883 #define KVM_CAP_VM_ATTRIBUTES 101 884 #define KVM_CAP_ARM_PSCI_0_2 102 885 #define KVM_CAP_PPC_FIXUP_HCALL 103 886 #define KVM_CAP_PPC_ENABLE_HCALL 104 887 #define KVM_CAP_CHECK_EXTENSION_VM 105 888 #define KVM_CAP_S390_USER_SIGP 106 889 #define KVM_CAP_S390_VECTOR_REGISTERS 107 890 #define KVM_CAP_S390_MEM_OP 108 891 #define KVM_CAP_S390_USER_STSI 109 892 #define KVM_CAP_S390_SKEYS 110 893 #define KVM_CAP_MIPS_FPU 111 894 #define KVM_CAP_MIPS_MSA 112 895 #define KVM_CAP_S390_INJECT_IRQ 113 896 #define KVM_CAP_S390_IRQ_STATE 114 897 #define KVM_CAP_PPC_HWRNG 115 898 #define KVM_CAP_DISABLE_QUIRKS 116 899 #define KVM_CAP_X86_SMM 117 900 #define KVM_CAP_MULTI_ADDRESS_SPACE 118 901 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119 902 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120 903 #define KVM_CAP_SPLIT_IRQCHIP 121 904 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122 905 #define KVM_CAP_HYPERV_SYNIC 123 906 #define KVM_CAP_S390_RI 124 907 #define KVM_CAP_SPAPR_TCE_64 125 908 #define KVM_CAP_ARM_PMU_V3 126 909 #define KVM_CAP_VCPU_ATTRIBUTES 127 910 #define KVM_CAP_MAX_VCPU_ID 128 911 #define KVM_CAP_X2APIC_API 129 912 #define KVM_CAP_S390_USER_INSTR0 130 913 #define KVM_CAP_MSI_DEVID 131 914 #define KVM_CAP_PPC_HTM 132 915 #define KVM_CAP_SPAPR_RESIZE_HPT 133 916 #define KVM_CAP_PPC_MMU_RADIX 134 917 #define KVM_CAP_PPC_MMU_HASH_V3 135 918 #define KVM_CAP_IMMEDIATE_EXIT 136 919 #define KVM_CAP_MIPS_VZ 137 920 #define KVM_CAP_MIPS_TE 138 921 #define KVM_CAP_MIPS_64BIT 139 922 #define KVM_CAP_S390_GS 140 923 #define KVM_CAP_S390_AIS 141 924 #define KVM_CAP_SPAPR_TCE_VFIO 142 925 #define KVM_CAP_X86_GUEST_MWAIT 143 926 #define KVM_CAP_ARM_USER_IRQ 144 927 #define KVM_CAP_S390_CMMA_MIGRATION 145 928 #define KVM_CAP_PPC_FWNMI 146 929 #define KVM_CAP_PPC_SMT_POSSIBLE 147 930 #define KVM_CAP_HYPERV_SYNIC2 148 931 #define KVM_CAP_HYPERV_VP_INDEX 149 932 933 #ifdef KVM_CAP_IRQ_ROUTING 934 935 struct kvm_irq_routing_irqchip { 936 __u32 irqchip; 937 __u32 pin; 938 }; 939 940 struct kvm_irq_routing_msi { 941 __u32 address_lo; 942 __u32 address_hi; 943 __u32 data; 944 union { 945 __u32 pad; 946 __u32 devid; 947 }; 948 }; 949 950 struct kvm_irq_routing_s390_adapter { 951 __u64 ind_addr; 952 __u64 summary_addr; 953 __u64 ind_offset; 954 __u32 summary_offset; 955 __u32 adapter_id; 956 }; 957 958 struct kvm_irq_routing_hv_sint { 959 __u32 vcpu; 960 __u32 sint; 961 }; 962 963 /* gsi routing entry types */ 964 #define KVM_IRQ_ROUTING_IRQCHIP 1 965 #define KVM_IRQ_ROUTING_MSI 2 966 #define KVM_IRQ_ROUTING_S390_ADAPTER 3 967 #define KVM_IRQ_ROUTING_HV_SINT 4 968 969 struct kvm_irq_routing_entry { 970 __u32 gsi; 971 __u32 type; 972 __u32 flags; 973 __u32 pad; 974 union { 975 struct kvm_irq_routing_irqchip irqchip; 976 struct kvm_irq_routing_msi msi; 977 struct kvm_irq_routing_s390_adapter adapter; 978 struct kvm_irq_routing_hv_sint hv_sint; 979 __u32 pad[8]; 980 } u; 981 }; 982 983 struct kvm_irq_routing { 984 __u32 nr; 985 __u32 flags; 986 struct kvm_irq_routing_entry entries[0]; 987 }; 988 989 #endif 990 991 #ifdef KVM_CAP_MCE 992 /* x86 MCE */ 993 struct kvm_x86_mce { 994 __u64 status; 995 __u64 addr; 996 __u64 misc; 997 __u64 mcg_status; 998 __u8 bank; 999 __u8 pad1[7]; 1000 __u64 pad2[3]; 1001 }; 1002 #endif 1003 1004 #ifdef KVM_CAP_XEN_HVM 1005 struct kvm_xen_hvm_config { 1006 __u32 flags; 1007 __u32 msr; 1008 __u64 blob_addr_32; 1009 __u64 blob_addr_64; 1010 __u8 blob_size_32; 1011 __u8 blob_size_64; 1012 __u8 pad2[30]; 1013 }; 1014 #endif 1015 1016 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 1017 /* 1018 * Available with KVM_CAP_IRQFD_RESAMPLE 1019 * 1020 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies 1021 * the irqfd to operate in resampling mode for level triggered interrupt 1022 * emulation. See Documentation/virtual/kvm/api.txt. 1023 */ 1024 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) 1025 1026 struct kvm_irqfd { 1027 __u32 fd; 1028 __u32 gsi; 1029 __u32 flags; 1030 __u32 resamplefd; 1031 __u8 pad[16]; 1032 }; 1033 1034 /* For KVM_CAP_ADJUST_CLOCK */ 1035 1036 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */ 1037 #define KVM_CLOCK_TSC_STABLE 2 1038 1039 struct kvm_clock_data { 1040 __u64 clock; 1041 __u32 flags; 1042 __u32 pad[9]; 1043 }; 1044 1045 /* For KVM_CAP_SW_TLB */ 1046 1047 #define KVM_MMU_FSL_BOOKE_NOHV 0 1048 #define KVM_MMU_FSL_BOOKE_HV 1 1049 1050 struct kvm_config_tlb { 1051 __u64 params; 1052 __u64 array; 1053 __u32 mmu_type; 1054 __u32 array_len; 1055 }; 1056 1057 struct kvm_dirty_tlb { 1058 __u64 bitmap; 1059 __u32 num_dirty; 1060 }; 1061 1062 /* Available with KVM_CAP_ONE_REG */ 1063 1064 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL 1065 #define KVM_REG_GENERIC 0x0000000000000000ULL 1066 1067 /* 1068 * Architecture specific registers are to be defined in arch headers and 1069 * ORed with the arch identifier. 1070 */ 1071 #define KVM_REG_PPC 0x1000000000000000ULL 1072 #define KVM_REG_X86 0x2000000000000000ULL 1073 #define KVM_REG_IA64 0x3000000000000000ULL 1074 #define KVM_REG_ARM 0x4000000000000000ULL 1075 #define KVM_REG_S390 0x5000000000000000ULL 1076 #define KVM_REG_ARM64 0x6000000000000000ULL 1077 #define KVM_REG_MIPS 0x7000000000000000ULL 1078 1079 #define KVM_REG_SIZE_SHIFT 52 1080 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 1081 #define KVM_REG_SIZE_U8 0x0000000000000000ULL 1082 #define KVM_REG_SIZE_U16 0x0010000000000000ULL 1083 #define KVM_REG_SIZE_U32 0x0020000000000000ULL 1084 #define KVM_REG_SIZE_U64 0x0030000000000000ULL 1085 #define KVM_REG_SIZE_U128 0x0040000000000000ULL 1086 #define KVM_REG_SIZE_U256 0x0050000000000000ULL 1087 #define KVM_REG_SIZE_U512 0x0060000000000000ULL 1088 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL 1089 1090 struct kvm_reg_list { 1091 __u64 n; /* number of regs */ 1092 __u64 reg[0]; 1093 }; 1094 1095 struct kvm_one_reg { 1096 __u64 id; 1097 __u64 addr; 1098 }; 1099 1100 #define KVM_MSI_VALID_DEVID (1U << 0) 1101 struct kvm_msi { 1102 __u32 address_lo; 1103 __u32 address_hi; 1104 __u32 data; 1105 __u32 flags; 1106 __u32 devid; 1107 __u8 pad[12]; 1108 }; 1109 1110 struct kvm_arm_device_addr { 1111 __u64 id; 1112 __u64 addr; 1113 }; 1114 1115 /* 1116 * Device control API, available with KVM_CAP_DEVICE_CTRL 1117 */ 1118 #define KVM_CREATE_DEVICE_TEST 1 1119 1120 struct kvm_create_device { 1121 __u32 type; /* in: KVM_DEV_TYPE_xxx */ 1122 __u32 fd; /* out: device handle */ 1123 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */ 1124 }; 1125 1126 struct kvm_device_attr { 1127 __u32 flags; /* no flags currently defined */ 1128 __u32 group; /* device-defined */ 1129 __u64 attr; /* group-defined */ 1130 __u64 addr; /* userspace address of attr data */ 1131 }; 1132 1133 #define KVM_DEV_VFIO_GROUP 1 1134 #define KVM_DEV_VFIO_GROUP_ADD 1 1135 #define KVM_DEV_VFIO_GROUP_DEL 2 1136 #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3 1137 1138 enum kvm_device_type { 1139 KVM_DEV_TYPE_FSL_MPIC_20 = 1, 1140 #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20 1141 KVM_DEV_TYPE_FSL_MPIC_42, 1142 #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42 1143 KVM_DEV_TYPE_XICS, 1144 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS 1145 KVM_DEV_TYPE_VFIO, 1146 #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO 1147 KVM_DEV_TYPE_ARM_VGIC_V2, 1148 #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2 1149 KVM_DEV_TYPE_FLIC, 1150 #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC 1151 KVM_DEV_TYPE_ARM_VGIC_V3, 1152 #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3 1153 KVM_DEV_TYPE_ARM_VGIC_ITS, 1154 #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS 1155 KVM_DEV_TYPE_MAX, 1156 }; 1157 1158 struct kvm_vfio_spapr_tce { 1159 __s32 groupfd; 1160 __s32 tablefd; 1161 }; 1162 1163 /* 1164 * ioctls for VM fds 1165 */ 1166 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) 1167 /* 1168 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 1169 * a vcpu fd. 1170 */ 1171 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 1172 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 1173 /* KVM_SET_MEMORY_ALIAS is obsolete: */ 1174 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) 1175 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 1176 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) 1177 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 1178 struct kvm_userspace_memory_region) 1179 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 1180 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 1181 1182 /* enable ucontrol for s390 */ 1183 struct kvm_s390_ucas_mapping { 1184 __u64 user_addr; 1185 __u64 vcpu_addr; 1186 __u64 length; 1187 }; 1188 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 1189 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 1190 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 1191 1192 /* Device model IOC */ 1193 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 1194 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 1195 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 1196 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 1197 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 1198 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 1199 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 1200 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 1201 #define KVM_REGISTER_COALESCED_MMIO \ 1202 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 1203 #define KVM_UNREGISTER_COALESCED_MMIO \ 1204 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 1205 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 1206 struct kvm_assigned_pci_dev) 1207 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 1208 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 1209 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 1210 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 1211 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 1212 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 1213 struct kvm_assigned_pci_dev) 1214 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 1215 struct kvm_assigned_msix_nr) 1216 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 1217 struct kvm_assigned_msix_entry) 1218 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 1219 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 1220 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 1221 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 1222 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 1223 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 1224 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 1225 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 1226 /* Available with KVM_CAP_PIT_STATE2 */ 1227 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 1228 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 1229 /* Available with KVM_CAP_PPC_GET_PVINFO */ 1230 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 1231 /* Available with KVM_CAP_TSC_CONTROL */ 1232 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 1233 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 1234 /* Available with KVM_CAP_PCI_2_3 */ 1235 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 1236 struct kvm_assigned_pci_dev) 1237 /* Available with KVM_CAP_SIGNAL_MSI */ 1238 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 1239 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 1240 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 1241 /* Available with KVM_CAP_PPC_ALLOC_HTAB */ 1242 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) 1243 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 1244 #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \ 1245 struct kvm_create_spapr_tce_64) 1246 /* Available with KVM_CAP_RMA */ 1247 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 1248 /* Available with KVM_CAP_PPC_HTAB_FD */ 1249 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) 1250 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */ 1251 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) 1252 /* Available with KVM_CAP_PPC_RTAS */ 1253 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args) 1254 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */ 1255 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt) 1256 #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt) 1257 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */ 1258 #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg) 1259 /* Available with KVM_CAP_PPC_RADIX_MMU */ 1260 #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info) 1261 1262 /* ioctl for vm fd */ 1263 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) 1264 1265 /* ioctls for fds returned by KVM_CREATE_DEVICE */ 1266 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr) 1267 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr) 1268 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr) 1269 1270 /* 1271 * ioctls for vcpu fds 1272 */ 1273 #define KVM_RUN _IO(KVMIO, 0x80) 1274 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 1275 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 1276 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 1277 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 1278 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 1279 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 1280 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 1281 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 1282 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 1283 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 1284 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 1285 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 1286 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 1287 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 1288 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 1289 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 1290 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 1291 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 1292 /* Available with KVM_CAP_VAPIC */ 1293 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 1294 /* Available with KVM_CAP_VAPIC */ 1295 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 1296 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 1297 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 1298 /* store status for s390 */ 1299 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 1300 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 1301 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 1302 /* initial ipl psw for s390 */ 1303 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 1304 /* initial reset for s390 */ 1305 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 1306 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 1307 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 1308 /* Available with KVM_CAP_USER_NMI */ 1309 #define KVM_NMI _IO(KVMIO, 0x9a) 1310 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 1311 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 1312 /* MCE for x86 */ 1313 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 1314 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 1315 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 1316 /* Available with KVM_CAP_VCPU_EVENTS */ 1317 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 1318 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 1319 /* Available with KVM_CAP_DEBUGREGS */ 1320 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 1321 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 1322 /* 1323 * vcpu version available with KVM_ENABLE_CAP 1324 * vm version available with KVM_CAP_ENABLE_CAP_VM 1325 */ 1326 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 1327 /* Available with KVM_CAP_XSAVE */ 1328 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 1329 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 1330 /* Available with KVM_CAP_XCRS */ 1331 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 1332 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 1333 /* Available with KVM_CAP_SW_TLB */ 1334 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 1335 /* Available with KVM_CAP_ONE_REG */ 1336 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 1337 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 1338 /* VM is being stopped by host */ 1339 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 1340 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init) 1341 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init) 1342 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list) 1343 /* Available with KVM_CAP_S390_MEM_OP */ 1344 #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op) 1345 /* Available with KVM_CAP_S390_SKEYS */ 1346 #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys) 1347 #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys) 1348 /* Available with KVM_CAP_S390_INJECT_IRQ */ 1349 #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq) 1350 /* Available with KVM_CAP_S390_IRQ_STATE */ 1351 #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state) 1352 #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state) 1353 /* Available with KVM_CAP_X86_SMM */ 1354 #define KVM_SMI _IO(KVMIO, 0xb7) 1355 /* Available with KVM_CAP_S390_CMMA_MIGRATION */ 1356 #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log) 1357 #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log) 1358 1359 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 1360 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 1361 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 1362 1363 struct kvm_assigned_pci_dev { 1364 __u32 assigned_dev_id; 1365 __u32 busnr; 1366 __u32 devfn; 1367 __u32 flags; 1368 __u32 segnr; 1369 union { 1370 __u32 reserved[11]; 1371 }; 1372 }; 1373 1374 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 1375 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 1376 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 1377 1378 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 1379 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 1380 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 1381 1382 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 1383 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 1384 1385 struct kvm_assigned_irq { 1386 __u32 assigned_dev_id; 1387 __u32 host_irq; /* ignored (legacy field) */ 1388 __u32 guest_irq; 1389 __u32 flags; 1390 union { 1391 __u32 reserved[12]; 1392 }; 1393 }; 1394 1395 struct kvm_assigned_msix_nr { 1396 __u32 assigned_dev_id; 1397 __u16 entry_nr; 1398 __u16 padding; 1399 }; 1400 1401 #define KVM_MAX_MSIX_PER_DEV 256 1402 struct kvm_assigned_msix_entry { 1403 __u32 assigned_dev_id; 1404 __u32 gsi; 1405 __u16 entry; /* The index of entry in the MSI-X table */ 1406 __u16 padding[3]; 1407 }; 1408 1409 #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0) 1410 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1) 1411 1412 /* Available with KVM_CAP_ARM_USER_IRQ */ 1413 1414 /* Bits for run->s.regs.device_irq_level */ 1415 #define KVM_ARM_DEV_EL1_VTIMER (1 << 0) 1416 #define KVM_ARM_DEV_EL1_PTIMER (1 << 1) 1417 #define KVM_ARM_DEV_PMU (1 << 2) 1418 1419 #endif /* __LINUX_KVM_H */ 1420