1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef __LINUX_KVM_H 3 #define __LINUX_KVM_H 4 5 /* 6 * Userspace interface for /dev/kvm - kernel based virtual machine 7 * 8 * Note: you must update KVM_API_VERSION if you change this interface. 9 */ 10 11 #include <linux/types.h> 12 #include <linux/compiler.h> 13 #include <linux/ioctl.h> 14 #include <asm/kvm.h> 15 16 #define KVM_API_VERSION 12 17 18 /* *** Deprecated interfaces *** */ 19 20 #define KVM_TRC_SHIFT 16 21 22 #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT) 23 #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1)) 24 25 #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01) 26 #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02) 27 #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01) 28 29 #define KVM_TRC_HEAD_SIZE 12 30 #define KVM_TRC_CYCLE_SIZE 8 31 #define KVM_TRC_EXTRA_MAX 7 32 33 #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02) 34 #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03) 35 #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04) 36 #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05) 37 #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06) 38 #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07) 39 #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08) 40 #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09) 41 #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A) 42 #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B) 43 #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C) 44 #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D) 45 #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E) 46 #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F) 47 #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10) 48 #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11) 49 #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12) 50 #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13) 51 #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14) 52 #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15) 53 #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16) 54 #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17) 55 #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18) 56 #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19) 57 58 struct kvm_user_trace_setup { 59 __u32 buf_size; 60 __u32 buf_nr; 61 }; 62 63 #define __KVM_DEPRECATED_MAIN_W_0x06 \ 64 _IOW(KVMIO, 0x06, struct kvm_user_trace_setup) 65 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07) 66 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08) 67 68 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq) 69 70 struct kvm_breakpoint { 71 __u32 enabled; 72 __u32 padding; 73 __u64 address; 74 }; 75 76 struct kvm_debug_guest { 77 __u32 enabled; 78 __u32 pad; 79 struct kvm_breakpoint breakpoints[4]; 80 __u32 singlestep; 81 }; 82 83 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest) 84 85 /* *** End of deprecated interfaces *** */ 86 87 88 /* for KVM_CREATE_MEMORY_REGION */ 89 struct kvm_memory_region { 90 __u32 slot; 91 __u32 flags; 92 __u64 guest_phys_addr; 93 __u64 memory_size; /* bytes */ 94 }; 95 96 /* for KVM_SET_USER_MEMORY_REGION */ 97 struct kvm_userspace_memory_region { 98 __u32 slot; 99 __u32 flags; 100 __u64 guest_phys_addr; 101 __u64 memory_size; /* bytes */ 102 __u64 userspace_addr; /* start of the userspace allocated memory */ 103 }; 104 105 /* 106 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace, 107 * other bits are reserved for kvm internal use which are defined in 108 * include/linux/kvm_host.h. 109 */ 110 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0) 111 #define KVM_MEM_READONLY (1UL << 1) 112 113 /* for KVM_IRQ_LINE */ 114 struct kvm_irq_level { 115 /* 116 * ACPI gsi notion of irq. 117 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47.. 118 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23.. 119 * For ARM: See Documentation/virtual/kvm/api.txt 120 */ 121 union { 122 __u32 irq; 123 __s32 status; 124 }; 125 __u32 level; 126 }; 127 128 129 struct kvm_irqchip { 130 __u32 chip_id; 131 __u32 pad; 132 union { 133 char dummy[512]; /* reserving space */ 134 #ifdef __KVM_HAVE_PIT 135 struct kvm_pic_state pic; 136 #endif 137 #ifdef __KVM_HAVE_IOAPIC 138 struct kvm_ioapic_state ioapic; 139 #endif 140 } chip; 141 }; 142 143 /* for KVM_CREATE_PIT2 */ 144 struct kvm_pit_config { 145 __u32 flags; 146 __u32 pad[15]; 147 }; 148 149 #define KVM_PIT_SPEAKER_DUMMY 1 150 151 struct kvm_s390_skeys { 152 __u64 start_gfn; 153 __u64 count; 154 __u64 skeydata_addr; 155 __u32 flags; 156 __u32 reserved[9]; 157 }; 158 159 #define KVM_S390_CMMA_PEEK (1 << 0) 160 161 /** 162 * kvm_s390_cmma_log - Used for CMMA migration. 163 * 164 * Used both for input and output. 165 * 166 * @start_gfn: Guest page number to start from. 167 * @count: Size of the result buffer. 168 * @flags: Control operation mode via KVM_S390_CMMA_* flags 169 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty 170 * pages are still remaining. 171 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set 172 * in the PGSTE. 173 * @values: Pointer to the values buffer. 174 * 175 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls. 176 */ 177 struct kvm_s390_cmma_log { 178 __u64 start_gfn; 179 __u32 count; 180 __u32 flags; 181 union { 182 __u64 remaining; 183 __u64 mask; 184 }; 185 __u64 values; 186 }; 187 188 struct kvm_hyperv_exit { 189 #define KVM_EXIT_HYPERV_SYNIC 1 190 #define KVM_EXIT_HYPERV_HCALL 2 191 __u32 type; 192 union { 193 struct { 194 __u32 msr; 195 __u64 control; 196 __u64 evt_page; 197 __u64 msg_page; 198 } synic; 199 struct { 200 __u64 input; 201 __u64 result; 202 __u64 params[2]; 203 } hcall; 204 } u; 205 }; 206 207 #define KVM_S390_GET_SKEYS_NONE 1 208 #define KVM_S390_SKEYS_MAX 1048576 209 210 #define KVM_EXIT_UNKNOWN 0 211 #define KVM_EXIT_EXCEPTION 1 212 #define KVM_EXIT_IO 2 213 #define KVM_EXIT_HYPERCALL 3 214 #define KVM_EXIT_DEBUG 4 215 #define KVM_EXIT_HLT 5 216 #define KVM_EXIT_MMIO 6 217 #define KVM_EXIT_IRQ_WINDOW_OPEN 7 218 #define KVM_EXIT_SHUTDOWN 8 219 #define KVM_EXIT_FAIL_ENTRY 9 220 #define KVM_EXIT_INTR 10 221 #define KVM_EXIT_SET_TPR 11 222 #define KVM_EXIT_TPR_ACCESS 12 223 #define KVM_EXIT_S390_SIEIC 13 224 #define KVM_EXIT_S390_RESET 14 225 #define KVM_EXIT_DCR 15 /* deprecated */ 226 #define KVM_EXIT_NMI 16 227 #define KVM_EXIT_INTERNAL_ERROR 17 228 #define KVM_EXIT_OSI 18 229 #define KVM_EXIT_PAPR_HCALL 19 230 #define KVM_EXIT_S390_UCONTROL 20 231 #define KVM_EXIT_WATCHDOG 21 232 #define KVM_EXIT_S390_TSCH 22 233 #define KVM_EXIT_EPR 23 234 #define KVM_EXIT_SYSTEM_EVENT 24 235 #define KVM_EXIT_S390_STSI 25 236 #define KVM_EXIT_IOAPIC_EOI 26 237 #define KVM_EXIT_HYPERV 27 238 239 /* For KVM_EXIT_INTERNAL_ERROR */ 240 /* Emulate instruction failed. */ 241 #define KVM_INTERNAL_ERROR_EMULATION 1 242 /* Encounter unexpected simultaneous exceptions. */ 243 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 244 /* Encounter unexpected vm-exit due to delivery event. */ 245 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3 246 247 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 248 struct kvm_run { 249 /* in */ 250 __u8 request_interrupt_window; 251 __u8 immediate_exit; 252 __u8 padding1[6]; 253 254 /* out */ 255 __u32 exit_reason; 256 __u8 ready_for_interrupt_injection; 257 __u8 if_flag; 258 __u16 flags; 259 260 /* in (pre_kvm_run), out (post_kvm_run) */ 261 __u64 cr8; 262 __u64 apic_base; 263 264 #ifdef __KVM_S390 265 /* the processor status word for s390 */ 266 __u64 psw_mask; /* psw upper half */ 267 __u64 psw_addr; /* psw lower half */ 268 #endif 269 union { 270 /* KVM_EXIT_UNKNOWN */ 271 struct { 272 __u64 hardware_exit_reason; 273 } hw; 274 /* KVM_EXIT_FAIL_ENTRY */ 275 struct { 276 __u64 hardware_entry_failure_reason; 277 } fail_entry; 278 /* KVM_EXIT_EXCEPTION */ 279 struct { 280 __u32 exception; 281 __u32 error_code; 282 } ex; 283 /* KVM_EXIT_IO */ 284 struct { 285 #define KVM_EXIT_IO_IN 0 286 #define KVM_EXIT_IO_OUT 1 287 __u8 direction; 288 __u8 size; /* bytes */ 289 __u16 port; 290 __u32 count; 291 __u64 data_offset; /* relative to kvm_run start */ 292 } io; 293 /* KVM_EXIT_DEBUG */ 294 struct { 295 struct kvm_debug_exit_arch arch; 296 } debug; 297 /* KVM_EXIT_MMIO */ 298 struct { 299 __u64 phys_addr; 300 __u8 data[8]; 301 __u32 len; 302 __u8 is_write; 303 } mmio; 304 /* KVM_EXIT_HYPERCALL */ 305 struct { 306 __u64 nr; 307 __u64 args[6]; 308 __u64 ret; 309 __u32 longmode; 310 __u32 pad; 311 } hypercall; 312 /* KVM_EXIT_TPR_ACCESS */ 313 struct { 314 __u64 rip; 315 __u32 is_write; 316 __u32 pad; 317 } tpr_access; 318 /* KVM_EXIT_S390_SIEIC */ 319 struct { 320 __u8 icptcode; 321 __u16 ipa; 322 __u32 ipb; 323 } s390_sieic; 324 /* KVM_EXIT_S390_RESET */ 325 #define KVM_S390_RESET_POR 1 326 #define KVM_S390_RESET_CLEAR 2 327 #define KVM_S390_RESET_SUBSYSTEM 4 328 #define KVM_S390_RESET_CPU_INIT 8 329 #define KVM_S390_RESET_IPL 16 330 __u64 s390_reset_flags; 331 /* KVM_EXIT_S390_UCONTROL */ 332 struct { 333 __u64 trans_exc_code; 334 __u32 pgm_code; 335 } s390_ucontrol; 336 /* KVM_EXIT_DCR (deprecated) */ 337 struct { 338 __u32 dcrn; 339 __u32 data; 340 __u8 is_write; 341 } dcr; 342 /* KVM_EXIT_INTERNAL_ERROR */ 343 struct { 344 __u32 suberror; 345 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 346 __u32 ndata; 347 __u64 data[16]; 348 } internal; 349 /* KVM_EXIT_OSI */ 350 struct { 351 __u64 gprs[32]; 352 } osi; 353 /* KVM_EXIT_PAPR_HCALL */ 354 struct { 355 __u64 nr; 356 __u64 ret; 357 __u64 args[9]; 358 } papr_hcall; 359 /* KVM_EXIT_S390_TSCH */ 360 struct { 361 __u16 subchannel_id; 362 __u16 subchannel_nr; 363 __u32 io_int_parm; 364 __u32 io_int_word; 365 __u32 ipb; 366 __u8 dequeued; 367 } s390_tsch; 368 /* KVM_EXIT_EPR */ 369 struct { 370 __u32 epr; 371 } epr; 372 /* KVM_EXIT_SYSTEM_EVENT */ 373 struct { 374 #define KVM_SYSTEM_EVENT_SHUTDOWN 1 375 #define KVM_SYSTEM_EVENT_RESET 2 376 #define KVM_SYSTEM_EVENT_CRASH 3 377 __u32 type; 378 __u64 flags; 379 } system_event; 380 /* KVM_EXIT_S390_STSI */ 381 struct { 382 __u64 addr; 383 __u8 ar; 384 __u8 reserved; 385 __u8 fc; 386 __u8 sel1; 387 __u16 sel2; 388 } s390_stsi; 389 /* KVM_EXIT_IOAPIC_EOI */ 390 struct { 391 __u8 vector; 392 } eoi; 393 /* KVM_EXIT_HYPERV */ 394 struct kvm_hyperv_exit hyperv; 395 /* Fix the size of the union. */ 396 char padding[256]; 397 }; 398 399 /* 2048 is the size of the char array used to bound/pad the size 400 * of the union that holds sync regs. 401 */ 402 #define SYNC_REGS_SIZE_BYTES 2048 403 /* 404 * shared registers between kvm and userspace. 405 * kvm_valid_regs specifies the register classes set by the host 406 * kvm_dirty_regs specified the register classes dirtied by userspace 407 * struct kvm_sync_regs is architecture specific, as well as the 408 * bits for kvm_valid_regs and kvm_dirty_regs 409 */ 410 __u64 kvm_valid_regs; 411 __u64 kvm_dirty_regs; 412 union { 413 struct kvm_sync_regs regs; 414 char padding[SYNC_REGS_SIZE_BYTES]; 415 } s; 416 }; 417 418 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 419 420 struct kvm_coalesced_mmio_zone { 421 __u64 addr; 422 __u32 size; 423 union { 424 __u32 pad; 425 __u32 pio; 426 }; 427 }; 428 429 struct kvm_coalesced_mmio { 430 __u64 phys_addr; 431 __u32 len; 432 union { 433 __u32 pad; 434 __u32 pio; 435 }; 436 __u8 data[8]; 437 }; 438 439 struct kvm_coalesced_mmio_ring { 440 __u32 first, last; 441 struct kvm_coalesced_mmio coalesced_mmio[0]; 442 }; 443 444 #define KVM_COALESCED_MMIO_MAX \ 445 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 446 sizeof(struct kvm_coalesced_mmio)) 447 448 /* for KVM_TRANSLATE */ 449 struct kvm_translation { 450 /* in */ 451 __u64 linear_address; 452 453 /* out */ 454 __u64 physical_address; 455 __u8 valid; 456 __u8 writeable; 457 __u8 usermode; 458 __u8 pad[5]; 459 }; 460 461 /* for KVM_S390_MEM_OP */ 462 struct kvm_s390_mem_op { 463 /* in */ 464 __u64 gaddr; /* the guest address */ 465 __u64 flags; /* flags */ 466 __u32 size; /* amount of bytes */ 467 __u32 op; /* type of operation */ 468 __u64 buf; /* buffer in userspace */ 469 __u8 ar; /* the access register number */ 470 __u8 reserved[31]; /* should be set to 0 */ 471 }; 472 /* types for kvm_s390_mem_op->op */ 473 #define KVM_S390_MEMOP_LOGICAL_READ 0 474 #define KVM_S390_MEMOP_LOGICAL_WRITE 1 475 /* flags for kvm_s390_mem_op->flags */ 476 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0) 477 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1) 478 479 /* for KVM_INTERRUPT */ 480 struct kvm_interrupt { 481 /* in */ 482 __u32 irq; 483 }; 484 485 /* for KVM_GET_DIRTY_LOG */ 486 struct kvm_dirty_log { 487 __u32 slot; 488 __u32 padding1; 489 union { 490 void __user *dirty_bitmap; /* one bit per page */ 491 __u64 padding2; 492 }; 493 }; 494 495 /* for KVM_CLEAR_DIRTY_LOG */ 496 struct kvm_clear_dirty_log { 497 __u32 slot; 498 __u32 num_pages; 499 __u64 first_page; 500 union { 501 void __user *dirty_bitmap; /* one bit per page */ 502 __u64 padding2; 503 }; 504 }; 505 506 /* for KVM_SET_SIGNAL_MASK */ 507 struct kvm_signal_mask { 508 __u32 len; 509 __u8 sigset[0]; 510 }; 511 512 /* for KVM_TPR_ACCESS_REPORTING */ 513 struct kvm_tpr_access_ctl { 514 __u32 enabled; 515 __u32 flags; 516 __u32 reserved[8]; 517 }; 518 519 /* for KVM_SET_VAPIC_ADDR */ 520 struct kvm_vapic_addr { 521 __u64 vapic_addr; 522 }; 523 524 /* for KVM_SET_MP_STATE */ 525 526 /* not all states are valid on all architectures */ 527 #define KVM_MP_STATE_RUNNABLE 0 528 #define KVM_MP_STATE_UNINITIALIZED 1 529 #define KVM_MP_STATE_INIT_RECEIVED 2 530 #define KVM_MP_STATE_HALTED 3 531 #define KVM_MP_STATE_SIPI_RECEIVED 4 532 #define KVM_MP_STATE_STOPPED 5 533 #define KVM_MP_STATE_CHECK_STOP 6 534 #define KVM_MP_STATE_OPERATING 7 535 #define KVM_MP_STATE_LOAD 8 536 537 struct kvm_mp_state { 538 __u32 mp_state; 539 }; 540 541 struct kvm_s390_psw { 542 __u64 mask; 543 __u64 addr; 544 }; 545 546 /* valid values for type in kvm_s390_interrupt */ 547 #define KVM_S390_SIGP_STOP 0xfffe0000u 548 #define KVM_S390_PROGRAM_INT 0xfffe0001u 549 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 550 #define KVM_S390_RESTART 0xfffe0003u 551 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u 552 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u 553 #define KVM_S390_MCHK 0xfffe1000u 554 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u 555 #define KVM_S390_INT_CPU_TIMER 0xffff1005u 556 #define KVM_S390_INT_VIRTIO 0xffff2603u 557 #define KVM_S390_INT_SERVICE 0xffff2401u 558 #define KVM_S390_INT_EMERGENCY 0xffff1201u 559 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 560 /* Anything below 0xfffe0000u is taken by INT_IO */ 561 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ 562 (((schid)) | \ 563 ((ssid) << 16) | \ 564 ((cssid) << 18) | \ 565 ((ai) << 26)) 566 #define KVM_S390_INT_IO_MIN 0x00000000u 567 #define KVM_S390_INT_IO_MAX 0xfffdffffu 568 #define KVM_S390_INT_IO_AI_MASK 0x04000000u 569 570 571 struct kvm_s390_interrupt { 572 __u32 type; 573 __u32 parm; 574 __u64 parm64; 575 }; 576 577 struct kvm_s390_io_info { 578 __u16 subchannel_id; 579 __u16 subchannel_nr; 580 __u32 io_int_parm; 581 __u32 io_int_word; 582 }; 583 584 struct kvm_s390_ext_info { 585 __u32 ext_params; 586 __u32 pad; 587 __u64 ext_params2; 588 }; 589 590 struct kvm_s390_pgm_info { 591 __u64 trans_exc_code; 592 __u64 mon_code; 593 __u64 per_address; 594 __u32 data_exc_code; 595 __u16 code; 596 __u16 mon_class_nr; 597 __u8 per_code; 598 __u8 per_atmid; 599 __u8 exc_access_id; 600 __u8 per_access_id; 601 __u8 op_access_id; 602 #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01 603 #define KVM_S390_PGM_FLAGS_ILC_0 0x02 604 #define KVM_S390_PGM_FLAGS_ILC_1 0x04 605 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06 606 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08 607 __u8 flags; 608 __u8 pad[2]; 609 }; 610 611 struct kvm_s390_prefix_info { 612 __u32 address; 613 }; 614 615 struct kvm_s390_extcall_info { 616 __u16 code; 617 }; 618 619 struct kvm_s390_emerg_info { 620 __u16 code; 621 }; 622 623 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01 624 struct kvm_s390_stop_info { 625 __u32 flags; 626 }; 627 628 struct kvm_s390_mchk_info { 629 __u64 cr14; 630 __u64 mcic; 631 __u64 failing_storage_address; 632 __u32 ext_damage_code; 633 __u32 pad; 634 __u8 fixed_logout[16]; 635 }; 636 637 struct kvm_s390_irq { 638 __u64 type; 639 union { 640 struct kvm_s390_io_info io; 641 struct kvm_s390_ext_info ext; 642 struct kvm_s390_pgm_info pgm; 643 struct kvm_s390_emerg_info emerg; 644 struct kvm_s390_extcall_info extcall; 645 struct kvm_s390_prefix_info prefix; 646 struct kvm_s390_stop_info stop; 647 struct kvm_s390_mchk_info mchk; 648 char reserved[64]; 649 } u; 650 }; 651 652 struct kvm_s390_irq_state { 653 __u64 buf; 654 __u32 flags; /* will stay unused for compatibility reasons */ 655 __u32 len; 656 __u32 reserved[4]; /* will stay unused for compatibility reasons */ 657 }; 658 659 /* for KVM_SET_GUEST_DEBUG */ 660 661 #define KVM_GUESTDBG_ENABLE 0x00000001 662 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 663 664 struct kvm_guest_debug { 665 __u32 control; 666 __u32 pad; 667 struct kvm_guest_debug_arch arch; 668 }; 669 670 enum { 671 kvm_ioeventfd_flag_nr_datamatch, 672 kvm_ioeventfd_flag_nr_pio, 673 kvm_ioeventfd_flag_nr_deassign, 674 kvm_ioeventfd_flag_nr_virtio_ccw_notify, 675 kvm_ioeventfd_flag_nr_fast_mmio, 676 kvm_ioeventfd_flag_nr_max, 677 }; 678 679 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 680 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 681 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 682 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \ 683 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify) 684 685 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 686 687 struct kvm_ioeventfd { 688 __u64 datamatch; 689 __u64 addr; /* legal pio/mmio address */ 690 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */ 691 __s32 fd; 692 __u32 flags; 693 __u8 pad[36]; 694 }; 695 696 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0) 697 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1) 698 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2) 699 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3) 700 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \ 701 KVM_X86_DISABLE_EXITS_HLT | \ 702 KVM_X86_DISABLE_EXITS_PAUSE | \ 703 KVM_X86_DISABLE_EXITS_CSTATE) 704 705 /* for KVM_ENABLE_CAP */ 706 struct kvm_enable_cap { 707 /* in */ 708 __u32 cap; 709 __u32 flags; 710 __u64 args[4]; 711 __u8 pad[64]; 712 }; 713 714 /* for KVM_PPC_GET_PVINFO */ 715 716 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) 717 718 struct kvm_ppc_pvinfo { 719 /* out */ 720 __u32 flags; 721 __u32 hcall[4]; 722 __u8 pad[108]; 723 }; 724 725 /* for KVM_PPC_GET_SMMU_INFO */ 726 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 727 728 struct kvm_ppc_one_page_size { 729 __u32 page_shift; /* Page shift (or 0) */ 730 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 731 }; 732 733 struct kvm_ppc_one_seg_page_size { 734 __u32 page_shift; /* Base page shift of segment (or 0) */ 735 __u32 slb_enc; /* SLB encoding for BookS */ 736 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 737 }; 738 739 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 740 #define KVM_PPC_1T_SEGMENTS 0x00000002 741 #define KVM_PPC_NO_HASH 0x00000004 742 743 struct kvm_ppc_smmu_info { 744 __u64 flags; 745 __u32 slb_size; 746 __u16 data_keys; /* # storage keys supported for data */ 747 __u16 instr_keys; /* # storage keys supported for instructions */ 748 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 749 }; 750 751 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */ 752 struct kvm_ppc_resize_hpt { 753 __u64 flags; 754 __u32 shift; 755 __u32 pad; 756 }; 757 758 #define KVMIO 0xAE 759 760 /* machine type bits, to be used as argument to KVM_CREATE_VM */ 761 #define KVM_VM_S390_UCONTROL 1 762 763 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */ 764 #define KVM_VM_PPC_HV 1 765 #define KVM_VM_PPC_PR 2 766 767 /* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */ 768 #define KVM_VM_MIPS_TE 0 769 #define KVM_VM_MIPS_VZ 1 770 771 #define KVM_S390_SIE_PAGE_OFFSET 1 772 773 /* 774 * On arm64, machine type can be used to request the physical 775 * address size for the VM. Bits[7-0] are reserved for the guest 776 * PA size shift (i.e, log2(PA_Size)). For backward compatibility, 777 * value 0 implies the default IPA size, 40bits. 778 */ 779 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL 780 #define KVM_VM_TYPE_ARM_IPA_SIZE(x) \ 781 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK) 782 /* 783 * ioctls for /dev/kvm fds: 784 */ 785 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 786 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 787 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 788 789 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 790 /* 791 * Check if a kvm extension is available. Argument is extension number, 792 * return is 1 (yes) or 0 (no, sorry). 793 */ 794 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 795 /* 796 * Get size for mmap(vcpu_fd) 797 */ 798 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 799 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 800 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 801 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 802 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 803 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2) 804 #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list) 805 806 /* 807 * Extension capability list. 808 */ 809 #define KVM_CAP_IRQCHIP 0 810 #define KVM_CAP_HLT 1 811 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 812 #define KVM_CAP_USER_MEMORY 3 813 #define KVM_CAP_SET_TSS_ADDR 4 814 #define KVM_CAP_VAPIC 6 815 #define KVM_CAP_EXT_CPUID 7 816 #define KVM_CAP_CLOCKSOURCE 8 817 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 818 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 819 #define KVM_CAP_PIT 11 820 #define KVM_CAP_NOP_IO_DELAY 12 821 #define KVM_CAP_PV_MMU 13 822 #define KVM_CAP_MP_STATE 14 823 #define KVM_CAP_COALESCED_MMIO 15 824 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 825 #define KVM_CAP_IOMMU 18 826 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 827 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 828 #define KVM_CAP_USER_NMI 22 829 #ifdef __KVM_HAVE_GUEST_DEBUG 830 #define KVM_CAP_SET_GUEST_DEBUG 23 831 #endif 832 #ifdef __KVM_HAVE_PIT 833 #define KVM_CAP_REINJECT_CONTROL 24 834 #endif 835 #define KVM_CAP_IRQ_ROUTING 25 836 #define KVM_CAP_IRQ_INJECT_STATUS 26 837 #define KVM_CAP_ASSIGN_DEV_IRQ 29 838 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 839 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 840 #ifdef __KVM_HAVE_MCE 841 #define KVM_CAP_MCE 31 842 #endif 843 #define KVM_CAP_IRQFD 32 844 #ifdef __KVM_HAVE_PIT 845 #define KVM_CAP_PIT2 33 846 #endif 847 #define KVM_CAP_SET_BOOT_CPU_ID 34 848 #ifdef __KVM_HAVE_PIT_STATE2 849 #define KVM_CAP_PIT_STATE2 35 850 #endif 851 #define KVM_CAP_IOEVENTFD 36 852 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 853 #ifdef __KVM_HAVE_XEN_HVM 854 #define KVM_CAP_XEN_HVM 38 855 #endif 856 #define KVM_CAP_ADJUST_CLOCK 39 857 #define KVM_CAP_INTERNAL_ERROR_DATA 40 858 #ifdef __KVM_HAVE_VCPU_EVENTS 859 #define KVM_CAP_VCPU_EVENTS 41 860 #endif 861 #define KVM_CAP_S390_PSW 42 862 #define KVM_CAP_PPC_SEGSTATE 43 863 #define KVM_CAP_HYPERV 44 864 #define KVM_CAP_HYPERV_VAPIC 45 865 #define KVM_CAP_HYPERV_SPIN 46 866 #define KVM_CAP_PCI_SEGMENT 47 867 #define KVM_CAP_PPC_PAIRED_SINGLES 48 868 #define KVM_CAP_INTR_SHADOW 49 869 #ifdef __KVM_HAVE_DEBUGREGS 870 #define KVM_CAP_DEBUGREGS 50 871 #endif 872 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 873 #define KVM_CAP_PPC_OSI 52 874 #define KVM_CAP_PPC_UNSET_IRQ 53 875 #define KVM_CAP_ENABLE_CAP 54 876 #ifdef __KVM_HAVE_XSAVE 877 #define KVM_CAP_XSAVE 55 878 #endif 879 #ifdef __KVM_HAVE_XCRS 880 #define KVM_CAP_XCRS 56 881 #endif 882 #define KVM_CAP_PPC_GET_PVINFO 57 883 #define KVM_CAP_PPC_IRQ_LEVEL 58 884 #define KVM_CAP_ASYNC_PF 59 885 #define KVM_CAP_TSC_CONTROL 60 886 #define KVM_CAP_GET_TSC_KHZ 61 887 #define KVM_CAP_PPC_BOOKE_SREGS 62 888 #define KVM_CAP_SPAPR_TCE 63 889 #define KVM_CAP_PPC_SMT 64 890 #define KVM_CAP_PPC_RMA 65 891 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 892 #define KVM_CAP_PPC_HIOR 67 893 #define KVM_CAP_PPC_PAPR 68 894 #define KVM_CAP_SW_TLB 69 895 #define KVM_CAP_ONE_REG 70 896 #define KVM_CAP_S390_GMAP 71 897 #define KVM_CAP_TSC_DEADLINE_TIMER 72 898 #define KVM_CAP_S390_UCONTROL 73 899 #define KVM_CAP_SYNC_REGS 74 900 #define KVM_CAP_PCI_2_3 75 901 #define KVM_CAP_KVMCLOCK_CTRL 76 902 #define KVM_CAP_SIGNAL_MSI 77 903 #define KVM_CAP_PPC_GET_SMMU_INFO 78 904 #define KVM_CAP_S390_COW 79 905 #define KVM_CAP_PPC_ALLOC_HTAB 80 906 #define KVM_CAP_READONLY_MEM 81 907 #define KVM_CAP_IRQFD_RESAMPLE 82 908 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83 909 #define KVM_CAP_PPC_HTAB_FD 84 910 #define KVM_CAP_S390_CSS_SUPPORT 85 911 #define KVM_CAP_PPC_EPR 86 912 #define KVM_CAP_ARM_PSCI 87 913 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88 914 #define KVM_CAP_DEVICE_CTRL 89 915 #define KVM_CAP_IRQ_MPIC 90 916 #define KVM_CAP_PPC_RTAS 91 917 #define KVM_CAP_IRQ_XICS 92 918 #define KVM_CAP_ARM_EL1_32BIT 93 919 #define KVM_CAP_SPAPR_MULTITCE 94 920 #define KVM_CAP_EXT_EMUL_CPUID 95 921 #define KVM_CAP_HYPERV_TIME 96 922 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97 923 #define KVM_CAP_ENABLE_CAP_VM 98 924 #define KVM_CAP_S390_IRQCHIP 99 925 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100 926 #define KVM_CAP_VM_ATTRIBUTES 101 927 #define KVM_CAP_ARM_PSCI_0_2 102 928 #define KVM_CAP_PPC_FIXUP_HCALL 103 929 #define KVM_CAP_PPC_ENABLE_HCALL 104 930 #define KVM_CAP_CHECK_EXTENSION_VM 105 931 #define KVM_CAP_S390_USER_SIGP 106 932 #define KVM_CAP_S390_VECTOR_REGISTERS 107 933 #define KVM_CAP_S390_MEM_OP 108 934 #define KVM_CAP_S390_USER_STSI 109 935 #define KVM_CAP_S390_SKEYS 110 936 #define KVM_CAP_MIPS_FPU 111 937 #define KVM_CAP_MIPS_MSA 112 938 #define KVM_CAP_S390_INJECT_IRQ 113 939 #define KVM_CAP_S390_IRQ_STATE 114 940 #define KVM_CAP_PPC_HWRNG 115 941 #define KVM_CAP_DISABLE_QUIRKS 116 942 #define KVM_CAP_X86_SMM 117 943 #define KVM_CAP_MULTI_ADDRESS_SPACE 118 944 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119 945 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120 946 #define KVM_CAP_SPLIT_IRQCHIP 121 947 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122 948 #define KVM_CAP_HYPERV_SYNIC 123 949 #define KVM_CAP_S390_RI 124 950 #define KVM_CAP_SPAPR_TCE_64 125 951 #define KVM_CAP_ARM_PMU_V3 126 952 #define KVM_CAP_VCPU_ATTRIBUTES 127 953 #define KVM_CAP_MAX_VCPU_ID 128 954 #define KVM_CAP_X2APIC_API 129 955 #define KVM_CAP_S390_USER_INSTR0 130 956 #define KVM_CAP_MSI_DEVID 131 957 #define KVM_CAP_PPC_HTM 132 958 #define KVM_CAP_SPAPR_RESIZE_HPT 133 959 #define KVM_CAP_PPC_MMU_RADIX 134 960 #define KVM_CAP_PPC_MMU_HASH_V3 135 961 #define KVM_CAP_IMMEDIATE_EXIT 136 962 #define KVM_CAP_MIPS_VZ 137 963 #define KVM_CAP_MIPS_TE 138 964 #define KVM_CAP_MIPS_64BIT 139 965 #define KVM_CAP_S390_GS 140 966 #define KVM_CAP_S390_AIS 141 967 #define KVM_CAP_SPAPR_TCE_VFIO 142 968 #define KVM_CAP_X86_DISABLE_EXITS 143 969 #define KVM_CAP_ARM_USER_IRQ 144 970 #define KVM_CAP_S390_CMMA_MIGRATION 145 971 #define KVM_CAP_PPC_FWNMI 146 972 #define KVM_CAP_PPC_SMT_POSSIBLE 147 973 #define KVM_CAP_HYPERV_SYNIC2 148 974 #define KVM_CAP_HYPERV_VP_INDEX 149 975 #define KVM_CAP_S390_AIS_MIGRATION 150 976 #define KVM_CAP_PPC_GET_CPU_CHAR 151 977 #define KVM_CAP_S390_BPB 152 978 #define KVM_CAP_GET_MSR_FEATURES 153 979 #define KVM_CAP_HYPERV_EVENTFD 154 980 #define KVM_CAP_HYPERV_TLBFLUSH 155 981 #define KVM_CAP_S390_HPAGE_1M 156 982 #define KVM_CAP_NESTED_STATE 157 983 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158 984 #define KVM_CAP_MSR_PLATFORM_INFO 159 985 #define KVM_CAP_PPC_NESTED_HV 160 986 #define KVM_CAP_HYPERV_SEND_IPI 161 987 #define KVM_CAP_COALESCED_PIO 162 988 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163 989 #define KVM_CAP_EXCEPTION_PAYLOAD 164 990 #define KVM_CAP_ARM_VM_IPA_SIZE 165 991 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */ 992 #define KVM_CAP_HYPERV_CPUID 167 993 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168 994 #define KVM_CAP_PPC_IRQ_XIVE 169 995 #define KVM_CAP_ARM_SVE 170 996 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171 997 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172 998 #define KVM_CAP_PMU_EVENT_FILTER 173 999 1000 #ifdef KVM_CAP_IRQ_ROUTING 1001 1002 struct kvm_irq_routing_irqchip { 1003 __u32 irqchip; 1004 __u32 pin; 1005 }; 1006 1007 struct kvm_irq_routing_msi { 1008 __u32 address_lo; 1009 __u32 address_hi; 1010 __u32 data; 1011 union { 1012 __u32 pad; 1013 __u32 devid; 1014 }; 1015 }; 1016 1017 struct kvm_irq_routing_s390_adapter { 1018 __u64 ind_addr; 1019 __u64 summary_addr; 1020 __u64 ind_offset; 1021 __u32 summary_offset; 1022 __u32 adapter_id; 1023 }; 1024 1025 struct kvm_irq_routing_hv_sint { 1026 __u32 vcpu; 1027 __u32 sint; 1028 }; 1029 1030 /* gsi routing entry types */ 1031 #define KVM_IRQ_ROUTING_IRQCHIP 1 1032 #define KVM_IRQ_ROUTING_MSI 2 1033 #define KVM_IRQ_ROUTING_S390_ADAPTER 3 1034 #define KVM_IRQ_ROUTING_HV_SINT 4 1035 1036 struct kvm_irq_routing_entry { 1037 __u32 gsi; 1038 __u32 type; 1039 __u32 flags; 1040 __u32 pad; 1041 union { 1042 struct kvm_irq_routing_irqchip irqchip; 1043 struct kvm_irq_routing_msi msi; 1044 struct kvm_irq_routing_s390_adapter adapter; 1045 struct kvm_irq_routing_hv_sint hv_sint; 1046 __u32 pad[8]; 1047 } u; 1048 }; 1049 1050 struct kvm_irq_routing { 1051 __u32 nr; 1052 __u32 flags; 1053 struct kvm_irq_routing_entry entries[0]; 1054 }; 1055 1056 #endif 1057 1058 #ifdef KVM_CAP_MCE 1059 /* x86 MCE */ 1060 struct kvm_x86_mce { 1061 __u64 status; 1062 __u64 addr; 1063 __u64 misc; 1064 __u64 mcg_status; 1065 __u8 bank; 1066 __u8 pad1[7]; 1067 __u64 pad2[3]; 1068 }; 1069 #endif 1070 1071 #ifdef KVM_CAP_XEN_HVM 1072 struct kvm_xen_hvm_config { 1073 __u32 flags; 1074 __u32 msr; 1075 __u64 blob_addr_32; 1076 __u64 blob_addr_64; 1077 __u8 blob_size_32; 1078 __u8 blob_size_64; 1079 __u8 pad2[30]; 1080 }; 1081 #endif 1082 1083 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 1084 /* 1085 * Available with KVM_CAP_IRQFD_RESAMPLE 1086 * 1087 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies 1088 * the irqfd to operate in resampling mode for level triggered interrupt 1089 * emulation. See Documentation/virtual/kvm/api.txt. 1090 */ 1091 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) 1092 1093 struct kvm_irqfd { 1094 __u32 fd; 1095 __u32 gsi; 1096 __u32 flags; 1097 __u32 resamplefd; 1098 __u8 pad[16]; 1099 }; 1100 1101 /* For KVM_CAP_ADJUST_CLOCK */ 1102 1103 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */ 1104 #define KVM_CLOCK_TSC_STABLE 2 1105 1106 struct kvm_clock_data { 1107 __u64 clock; 1108 __u32 flags; 1109 __u32 pad[9]; 1110 }; 1111 1112 /* For KVM_CAP_SW_TLB */ 1113 1114 #define KVM_MMU_FSL_BOOKE_NOHV 0 1115 #define KVM_MMU_FSL_BOOKE_HV 1 1116 1117 struct kvm_config_tlb { 1118 __u64 params; 1119 __u64 array; 1120 __u32 mmu_type; 1121 __u32 array_len; 1122 }; 1123 1124 struct kvm_dirty_tlb { 1125 __u64 bitmap; 1126 __u32 num_dirty; 1127 }; 1128 1129 /* Available with KVM_CAP_ONE_REG */ 1130 1131 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL 1132 #define KVM_REG_GENERIC 0x0000000000000000ULL 1133 1134 /* 1135 * Architecture specific registers are to be defined in arch headers and 1136 * ORed with the arch identifier. 1137 */ 1138 #define KVM_REG_PPC 0x1000000000000000ULL 1139 #define KVM_REG_X86 0x2000000000000000ULL 1140 #define KVM_REG_IA64 0x3000000000000000ULL 1141 #define KVM_REG_ARM 0x4000000000000000ULL 1142 #define KVM_REG_S390 0x5000000000000000ULL 1143 #define KVM_REG_ARM64 0x6000000000000000ULL 1144 #define KVM_REG_MIPS 0x7000000000000000ULL 1145 1146 #define KVM_REG_SIZE_SHIFT 52 1147 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 1148 #define KVM_REG_SIZE_U8 0x0000000000000000ULL 1149 #define KVM_REG_SIZE_U16 0x0010000000000000ULL 1150 #define KVM_REG_SIZE_U32 0x0020000000000000ULL 1151 #define KVM_REG_SIZE_U64 0x0030000000000000ULL 1152 #define KVM_REG_SIZE_U128 0x0040000000000000ULL 1153 #define KVM_REG_SIZE_U256 0x0050000000000000ULL 1154 #define KVM_REG_SIZE_U512 0x0060000000000000ULL 1155 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL 1156 #define KVM_REG_SIZE_U2048 0x0080000000000000ULL 1157 1158 struct kvm_reg_list { 1159 __u64 n; /* number of regs */ 1160 __u64 reg[0]; 1161 }; 1162 1163 struct kvm_one_reg { 1164 __u64 id; 1165 __u64 addr; 1166 }; 1167 1168 #define KVM_MSI_VALID_DEVID (1U << 0) 1169 struct kvm_msi { 1170 __u32 address_lo; 1171 __u32 address_hi; 1172 __u32 data; 1173 __u32 flags; 1174 __u32 devid; 1175 __u8 pad[12]; 1176 }; 1177 1178 struct kvm_arm_device_addr { 1179 __u64 id; 1180 __u64 addr; 1181 }; 1182 1183 /* 1184 * Device control API, available with KVM_CAP_DEVICE_CTRL 1185 */ 1186 #define KVM_CREATE_DEVICE_TEST 1 1187 1188 struct kvm_create_device { 1189 __u32 type; /* in: KVM_DEV_TYPE_xxx */ 1190 __u32 fd; /* out: device handle */ 1191 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */ 1192 }; 1193 1194 struct kvm_device_attr { 1195 __u32 flags; /* no flags currently defined */ 1196 __u32 group; /* device-defined */ 1197 __u64 attr; /* group-defined */ 1198 __u64 addr; /* userspace address of attr data */ 1199 }; 1200 1201 #define KVM_DEV_VFIO_GROUP 1 1202 #define KVM_DEV_VFIO_GROUP_ADD 1 1203 #define KVM_DEV_VFIO_GROUP_DEL 2 1204 #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3 1205 1206 enum kvm_device_type { 1207 KVM_DEV_TYPE_FSL_MPIC_20 = 1, 1208 #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20 1209 KVM_DEV_TYPE_FSL_MPIC_42, 1210 #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42 1211 KVM_DEV_TYPE_XICS, 1212 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS 1213 KVM_DEV_TYPE_VFIO, 1214 #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO 1215 KVM_DEV_TYPE_ARM_VGIC_V2, 1216 #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2 1217 KVM_DEV_TYPE_FLIC, 1218 #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC 1219 KVM_DEV_TYPE_ARM_VGIC_V3, 1220 #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3 1221 KVM_DEV_TYPE_ARM_VGIC_ITS, 1222 #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS 1223 KVM_DEV_TYPE_XIVE, 1224 #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE 1225 KVM_DEV_TYPE_MAX, 1226 }; 1227 1228 struct kvm_vfio_spapr_tce { 1229 __s32 groupfd; 1230 __s32 tablefd; 1231 }; 1232 1233 /* 1234 * ioctls for VM fds 1235 */ 1236 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) 1237 /* 1238 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 1239 * a vcpu fd. 1240 */ 1241 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 1242 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 1243 /* KVM_SET_MEMORY_ALIAS is obsolete: */ 1244 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) 1245 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 1246 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) 1247 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 1248 struct kvm_userspace_memory_region) 1249 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 1250 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 1251 1252 /* enable ucontrol for s390 */ 1253 struct kvm_s390_ucas_mapping { 1254 __u64 user_addr; 1255 __u64 vcpu_addr; 1256 __u64 length; 1257 }; 1258 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 1259 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 1260 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 1261 1262 /* Device model IOC */ 1263 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 1264 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 1265 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 1266 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 1267 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 1268 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 1269 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 1270 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 1271 #define KVM_REGISTER_COALESCED_MMIO \ 1272 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 1273 #define KVM_UNREGISTER_COALESCED_MMIO \ 1274 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 1275 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 1276 struct kvm_assigned_pci_dev) 1277 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 1278 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 1279 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 1280 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 1281 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 1282 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 1283 struct kvm_assigned_pci_dev) 1284 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 1285 struct kvm_assigned_msix_nr) 1286 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 1287 struct kvm_assigned_msix_entry) 1288 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 1289 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 1290 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 1291 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 1292 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 1293 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 1294 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 1295 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 1296 /* Available with KVM_CAP_PIT_STATE2 */ 1297 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 1298 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 1299 /* Available with KVM_CAP_PPC_GET_PVINFO */ 1300 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 1301 /* Available with KVM_CAP_TSC_CONTROL */ 1302 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 1303 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 1304 /* Available with KVM_CAP_PCI_2_3 */ 1305 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 1306 struct kvm_assigned_pci_dev) 1307 /* Available with KVM_CAP_SIGNAL_MSI */ 1308 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 1309 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 1310 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 1311 /* Available with KVM_CAP_PPC_ALLOC_HTAB */ 1312 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) 1313 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 1314 #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \ 1315 struct kvm_create_spapr_tce_64) 1316 /* Available with KVM_CAP_RMA */ 1317 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 1318 /* Available with KVM_CAP_PPC_HTAB_FD */ 1319 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) 1320 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */ 1321 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) 1322 /* Available with KVM_CAP_PPC_RTAS */ 1323 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args) 1324 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */ 1325 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt) 1326 #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt) 1327 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */ 1328 #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg) 1329 /* Available with KVM_CAP_PPC_RADIX_MMU */ 1330 #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info) 1331 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */ 1332 #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char) 1333 /* Available with KVM_CAP_PMU_EVENT_FILTER */ 1334 #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter) 1335 1336 /* ioctl for vm fd */ 1337 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) 1338 1339 /* ioctls for fds returned by KVM_CREATE_DEVICE */ 1340 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr) 1341 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr) 1342 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr) 1343 1344 /* 1345 * ioctls for vcpu fds 1346 */ 1347 #define KVM_RUN _IO(KVMIO, 0x80) 1348 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 1349 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 1350 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 1351 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 1352 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 1353 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 1354 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 1355 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 1356 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 1357 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 1358 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 1359 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 1360 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 1361 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 1362 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 1363 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 1364 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 1365 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 1366 /* Available with KVM_CAP_VAPIC */ 1367 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 1368 /* Available with KVM_CAP_VAPIC */ 1369 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 1370 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 1371 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 1372 /* store status for s390 */ 1373 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 1374 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 1375 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 1376 /* initial ipl psw for s390 */ 1377 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 1378 /* initial reset for s390 */ 1379 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 1380 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 1381 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 1382 /* Available with KVM_CAP_USER_NMI */ 1383 #define KVM_NMI _IO(KVMIO, 0x9a) 1384 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 1385 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 1386 /* MCE for x86 */ 1387 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 1388 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 1389 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 1390 /* Available with KVM_CAP_VCPU_EVENTS */ 1391 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 1392 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 1393 /* Available with KVM_CAP_DEBUGREGS */ 1394 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 1395 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 1396 /* 1397 * vcpu version available with KVM_ENABLE_CAP 1398 * vm version available with KVM_CAP_ENABLE_CAP_VM 1399 */ 1400 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 1401 /* Available with KVM_CAP_XSAVE */ 1402 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 1403 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 1404 /* Available with KVM_CAP_XCRS */ 1405 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 1406 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 1407 /* Available with KVM_CAP_SW_TLB */ 1408 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 1409 /* Available with KVM_CAP_ONE_REG */ 1410 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 1411 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 1412 /* VM is being stopped by host */ 1413 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 1414 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init) 1415 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init) 1416 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list) 1417 /* Available with KVM_CAP_S390_MEM_OP */ 1418 #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op) 1419 /* Available with KVM_CAP_S390_SKEYS */ 1420 #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys) 1421 #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys) 1422 /* Available with KVM_CAP_S390_INJECT_IRQ */ 1423 #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq) 1424 /* Available with KVM_CAP_S390_IRQ_STATE */ 1425 #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state) 1426 #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state) 1427 /* Available with KVM_CAP_X86_SMM */ 1428 #define KVM_SMI _IO(KVMIO, 0xb7) 1429 /* Available with KVM_CAP_S390_CMMA_MIGRATION */ 1430 #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log) 1431 #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log) 1432 /* Memory Encryption Commands */ 1433 #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long) 1434 1435 struct kvm_enc_region { 1436 __u64 addr; 1437 __u64 size; 1438 }; 1439 1440 #define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region) 1441 #define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region) 1442 1443 /* Available with KVM_CAP_HYPERV_EVENTFD */ 1444 #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd) 1445 1446 /* Available with KVM_CAP_NESTED_STATE */ 1447 #define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state) 1448 #define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state) 1449 1450 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */ 1451 #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log) 1452 1453 /* Available with KVM_CAP_HYPERV_CPUID */ 1454 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2) 1455 1456 /* Available with KVM_CAP_ARM_SVE */ 1457 #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int) 1458 1459 /* Secure Encrypted Virtualization command */ 1460 enum sev_cmd_id { 1461 /* Guest initialization commands */ 1462 KVM_SEV_INIT = 0, 1463 KVM_SEV_ES_INIT, 1464 /* Guest launch commands */ 1465 KVM_SEV_LAUNCH_START, 1466 KVM_SEV_LAUNCH_UPDATE_DATA, 1467 KVM_SEV_LAUNCH_UPDATE_VMSA, 1468 KVM_SEV_LAUNCH_SECRET, 1469 KVM_SEV_LAUNCH_MEASURE, 1470 KVM_SEV_LAUNCH_FINISH, 1471 /* Guest migration commands (outgoing) */ 1472 KVM_SEV_SEND_START, 1473 KVM_SEV_SEND_UPDATE_DATA, 1474 KVM_SEV_SEND_UPDATE_VMSA, 1475 KVM_SEV_SEND_FINISH, 1476 /* Guest migration commands (incoming) */ 1477 KVM_SEV_RECEIVE_START, 1478 KVM_SEV_RECEIVE_UPDATE_DATA, 1479 KVM_SEV_RECEIVE_UPDATE_VMSA, 1480 KVM_SEV_RECEIVE_FINISH, 1481 /* Guest status and debug commands */ 1482 KVM_SEV_GUEST_STATUS, 1483 KVM_SEV_DBG_DECRYPT, 1484 KVM_SEV_DBG_ENCRYPT, 1485 /* Guest certificates commands */ 1486 KVM_SEV_CERT_EXPORT, 1487 1488 KVM_SEV_NR_MAX, 1489 }; 1490 1491 struct kvm_sev_cmd { 1492 __u32 id; 1493 __u64 data; 1494 __u32 error; 1495 __u32 sev_fd; 1496 }; 1497 1498 struct kvm_sev_launch_start { 1499 __u32 handle; 1500 __u32 policy; 1501 __u64 dh_uaddr; 1502 __u32 dh_len; 1503 __u64 session_uaddr; 1504 __u32 session_len; 1505 }; 1506 1507 struct kvm_sev_launch_update_data { 1508 __u64 uaddr; 1509 __u32 len; 1510 }; 1511 1512 1513 struct kvm_sev_launch_secret { 1514 __u64 hdr_uaddr; 1515 __u32 hdr_len; 1516 __u64 guest_uaddr; 1517 __u32 guest_len; 1518 __u64 trans_uaddr; 1519 __u32 trans_len; 1520 }; 1521 1522 struct kvm_sev_launch_measure { 1523 __u64 uaddr; 1524 __u32 len; 1525 }; 1526 1527 struct kvm_sev_guest_status { 1528 __u32 handle; 1529 __u32 policy; 1530 __u32 state; 1531 }; 1532 1533 struct kvm_sev_dbg { 1534 __u64 src_uaddr; 1535 __u64 dst_uaddr; 1536 __u32 len; 1537 }; 1538 1539 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 1540 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 1541 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 1542 1543 struct kvm_assigned_pci_dev { 1544 __u32 assigned_dev_id; 1545 __u32 busnr; 1546 __u32 devfn; 1547 __u32 flags; 1548 __u32 segnr; 1549 union { 1550 __u32 reserved[11]; 1551 }; 1552 }; 1553 1554 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 1555 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 1556 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 1557 1558 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 1559 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 1560 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 1561 1562 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 1563 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 1564 1565 struct kvm_assigned_irq { 1566 __u32 assigned_dev_id; 1567 __u32 host_irq; /* ignored (legacy field) */ 1568 __u32 guest_irq; 1569 __u32 flags; 1570 union { 1571 __u32 reserved[12]; 1572 }; 1573 }; 1574 1575 struct kvm_assigned_msix_nr { 1576 __u32 assigned_dev_id; 1577 __u16 entry_nr; 1578 __u16 padding; 1579 }; 1580 1581 #define KVM_MAX_MSIX_PER_DEV 256 1582 struct kvm_assigned_msix_entry { 1583 __u32 assigned_dev_id; 1584 __u32 gsi; 1585 __u16 entry; /* The index of entry in the MSI-X table */ 1586 __u16 padding[3]; 1587 }; 1588 1589 #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0) 1590 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1) 1591 1592 /* Available with KVM_CAP_ARM_USER_IRQ */ 1593 1594 /* Bits for run->s.regs.device_irq_level */ 1595 #define KVM_ARM_DEV_EL1_VTIMER (1 << 0) 1596 #define KVM_ARM_DEV_EL1_PTIMER (1 << 1) 1597 #define KVM_ARM_DEV_PMU (1 << 2) 1598 1599 struct kvm_hyperv_eventfd { 1600 __u32 conn_id; 1601 __s32 fd; 1602 __u32 flags; 1603 __u32 padding[3]; 1604 }; 1605 1606 #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff 1607 #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0) 1608 1609 #endif /* __LINUX_KVM_H */ 1610