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/virt/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 __u32 pad1; 193 union { 194 struct { 195 __u32 msr; 196 __u32 pad2; 197 __u64 control; 198 __u64 evt_page; 199 __u64 msg_page; 200 } synic; 201 struct { 202 __u64 input; 203 __u64 result; 204 __u64 params[2]; 205 } hcall; 206 } u; 207 }; 208 209 #define KVM_S390_GET_SKEYS_NONE 1 210 #define KVM_S390_SKEYS_MAX 1048576 211 212 #define KVM_EXIT_UNKNOWN 0 213 #define KVM_EXIT_EXCEPTION 1 214 #define KVM_EXIT_IO 2 215 #define KVM_EXIT_HYPERCALL 3 216 #define KVM_EXIT_DEBUG 4 217 #define KVM_EXIT_HLT 5 218 #define KVM_EXIT_MMIO 6 219 #define KVM_EXIT_IRQ_WINDOW_OPEN 7 220 #define KVM_EXIT_SHUTDOWN 8 221 #define KVM_EXIT_FAIL_ENTRY 9 222 #define KVM_EXIT_INTR 10 223 #define KVM_EXIT_SET_TPR 11 224 #define KVM_EXIT_TPR_ACCESS 12 225 #define KVM_EXIT_S390_SIEIC 13 226 #define KVM_EXIT_S390_RESET 14 227 #define KVM_EXIT_DCR 15 /* deprecated */ 228 #define KVM_EXIT_NMI 16 229 #define KVM_EXIT_INTERNAL_ERROR 17 230 #define KVM_EXIT_OSI 18 231 #define KVM_EXIT_PAPR_HCALL 19 232 #define KVM_EXIT_S390_UCONTROL 20 233 #define KVM_EXIT_WATCHDOG 21 234 #define KVM_EXIT_S390_TSCH 22 235 #define KVM_EXIT_EPR 23 236 #define KVM_EXIT_SYSTEM_EVENT 24 237 #define KVM_EXIT_S390_STSI 25 238 #define KVM_EXIT_IOAPIC_EOI 26 239 #define KVM_EXIT_HYPERV 27 240 241 /* For KVM_EXIT_INTERNAL_ERROR */ 242 /* Emulate instruction failed. */ 243 #define KVM_INTERNAL_ERROR_EMULATION 1 244 /* Encounter unexpected simultaneous exceptions. */ 245 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 246 /* Encounter unexpected vm-exit due to delivery event. */ 247 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3 248 /* Encounter unexpected vm-exit reason */ 249 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4 250 251 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 252 struct kvm_run { 253 /* in */ 254 __u8 request_interrupt_window; 255 __u8 immediate_exit; 256 __u8 padding1[6]; 257 258 /* out */ 259 __u32 exit_reason; 260 __u8 ready_for_interrupt_injection; 261 __u8 if_flag; 262 __u16 flags; 263 264 /* in (pre_kvm_run), out (post_kvm_run) */ 265 __u64 cr8; 266 __u64 apic_base; 267 268 #ifdef __KVM_S390 269 /* the processor status word for s390 */ 270 __u64 psw_mask; /* psw upper half */ 271 __u64 psw_addr; /* psw lower half */ 272 #endif 273 union { 274 /* KVM_EXIT_UNKNOWN */ 275 struct { 276 __u64 hardware_exit_reason; 277 } hw; 278 /* KVM_EXIT_FAIL_ENTRY */ 279 struct { 280 __u64 hardware_entry_failure_reason; 281 } fail_entry; 282 /* KVM_EXIT_EXCEPTION */ 283 struct { 284 __u32 exception; 285 __u32 error_code; 286 } ex; 287 /* KVM_EXIT_IO */ 288 struct { 289 #define KVM_EXIT_IO_IN 0 290 #define KVM_EXIT_IO_OUT 1 291 __u8 direction; 292 __u8 size; /* bytes */ 293 __u16 port; 294 __u32 count; 295 __u64 data_offset; /* relative to kvm_run start */ 296 } io; 297 /* KVM_EXIT_DEBUG */ 298 struct { 299 struct kvm_debug_exit_arch arch; 300 } debug; 301 /* KVM_EXIT_MMIO */ 302 struct { 303 __u64 phys_addr; 304 __u8 data[8]; 305 __u32 len; 306 __u8 is_write; 307 } mmio; 308 /* KVM_EXIT_HYPERCALL */ 309 struct { 310 __u64 nr; 311 __u64 args[6]; 312 __u64 ret; 313 __u32 longmode; 314 __u32 pad; 315 } hypercall; 316 /* KVM_EXIT_TPR_ACCESS */ 317 struct { 318 __u64 rip; 319 __u32 is_write; 320 __u32 pad; 321 } tpr_access; 322 /* KVM_EXIT_S390_SIEIC */ 323 struct { 324 __u8 icptcode; 325 __u16 ipa; 326 __u32 ipb; 327 } s390_sieic; 328 /* KVM_EXIT_S390_RESET */ 329 #define KVM_S390_RESET_POR 1 330 #define KVM_S390_RESET_CLEAR 2 331 #define KVM_S390_RESET_SUBSYSTEM 4 332 #define KVM_S390_RESET_CPU_INIT 8 333 #define KVM_S390_RESET_IPL 16 334 __u64 s390_reset_flags; 335 /* KVM_EXIT_S390_UCONTROL */ 336 struct { 337 __u64 trans_exc_code; 338 __u32 pgm_code; 339 } s390_ucontrol; 340 /* KVM_EXIT_DCR (deprecated) */ 341 struct { 342 __u32 dcrn; 343 __u32 data; 344 __u8 is_write; 345 } dcr; 346 /* KVM_EXIT_INTERNAL_ERROR */ 347 struct { 348 __u32 suberror; 349 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 350 __u32 ndata; 351 __u64 data[16]; 352 } internal; 353 /* KVM_EXIT_OSI */ 354 struct { 355 __u64 gprs[32]; 356 } osi; 357 /* KVM_EXIT_PAPR_HCALL */ 358 struct { 359 __u64 nr; 360 __u64 ret; 361 __u64 args[9]; 362 } papr_hcall; 363 /* KVM_EXIT_S390_TSCH */ 364 struct { 365 __u16 subchannel_id; 366 __u16 subchannel_nr; 367 __u32 io_int_parm; 368 __u32 io_int_word; 369 __u32 ipb; 370 __u8 dequeued; 371 } s390_tsch; 372 /* KVM_EXIT_EPR */ 373 struct { 374 __u32 epr; 375 } epr; 376 /* KVM_EXIT_SYSTEM_EVENT */ 377 struct { 378 #define KVM_SYSTEM_EVENT_SHUTDOWN 1 379 #define KVM_SYSTEM_EVENT_RESET 2 380 #define KVM_SYSTEM_EVENT_CRASH 3 381 __u32 type; 382 __u64 flags; 383 } system_event; 384 /* KVM_EXIT_S390_STSI */ 385 struct { 386 __u64 addr; 387 __u8 ar; 388 __u8 reserved; 389 __u8 fc; 390 __u8 sel1; 391 __u16 sel2; 392 } s390_stsi; 393 /* KVM_EXIT_IOAPIC_EOI */ 394 struct { 395 __u8 vector; 396 } eoi; 397 /* KVM_EXIT_HYPERV */ 398 struct kvm_hyperv_exit hyperv; 399 /* Fix the size of the union. */ 400 char padding[256]; 401 }; 402 403 /* 2048 is the size of the char array used to bound/pad the size 404 * of the union that holds sync regs. 405 */ 406 #define SYNC_REGS_SIZE_BYTES 2048 407 /* 408 * shared registers between kvm and userspace. 409 * kvm_valid_regs specifies the register classes set by the host 410 * kvm_dirty_regs specified the register classes dirtied by userspace 411 * struct kvm_sync_regs is architecture specific, as well as the 412 * bits for kvm_valid_regs and kvm_dirty_regs 413 */ 414 __u64 kvm_valid_regs; 415 __u64 kvm_dirty_regs; 416 union { 417 struct kvm_sync_regs regs; 418 char padding[SYNC_REGS_SIZE_BYTES]; 419 } s; 420 }; 421 422 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 423 424 struct kvm_coalesced_mmio_zone { 425 __u64 addr; 426 __u32 size; 427 union { 428 __u32 pad; 429 __u32 pio; 430 }; 431 }; 432 433 struct kvm_coalesced_mmio { 434 __u64 phys_addr; 435 __u32 len; 436 union { 437 __u32 pad; 438 __u32 pio; 439 }; 440 __u8 data[8]; 441 }; 442 443 struct kvm_coalesced_mmio_ring { 444 __u32 first, last; 445 struct kvm_coalesced_mmio coalesced_mmio[0]; 446 }; 447 448 #define KVM_COALESCED_MMIO_MAX \ 449 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 450 sizeof(struct kvm_coalesced_mmio)) 451 452 /* for KVM_TRANSLATE */ 453 struct kvm_translation { 454 /* in */ 455 __u64 linear_address; 456 457 /* out */ 458 __u64 physical_address; 459 __u8 valid; 460 __u8 writeable; 461 __u8 usermode; 462 __u8 pad[5]; 463 }; 464 465 /* for KVM_S390_MEM_OP */ 466 struct kvm_s390_mem_op { 467 /* in */ 468 __u64 gaddr; /* the guest address */ 469 __u64 flags; /* flags */ 470 __u32 size; /* amount of bytes */ 471 __u32 op; /* type of operation */ 472 __u64 buf; /* buffer in userspace */ 473 __u8 ar; /* the access register number */ 474 __u8 reserved[31]; /* should be set to 0 */ 475 }; 476 /* types for kvm_s390_mem_op->op */ 477 #define KVM_S390_MEMOP_LOGICAL_READ 0 478 #define KVM_S390_MEMOP_LOGICAL_WRITE 1 479 /* flags for kvm_s390_mem_op->flags */ 480 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0) 481 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1) 482 483 /* for KVM_INTERRUPT */ 484 struct kvm_interrupt { 485 /* in */ 486 __u32 irq; 487 }; 488 489 /* for KVM_GET_DIRTY_LOG */ 490 struct kvm_dirty_log { 491 __u32 slot; 492 __u32 padding1; 493 union { 494 void __user *dirty_bitmap; /* one bit per page */ 495 __u64 padding2; 496 }; 497 }; 498 499 /* for KVM_CLEAR_DIRTY_LOG */ 500 struct kvm_clear_dirty_log { 501 __u32 slot; 502 __u32 num_pages; 503 __u64 first_page; 504 union { 505 void __user *dirty_bitmap; /* one bit per page */ 506 __u64 padding2; 507 }; 508 }; 509 510 /* for KVM_SET_SIGNAL_MASK */ 511 struct kvm_signal_mask { 512 __u32 len; 513 __u8 sigset[0]; 514 }; 515 516 /* for KVM_TPR_ACCESS_REPORTING */ 517 struct kvm_tpr_access_ctl { 518 __u32 enabled; 519 __u32 flags; 520 __u32 reserved[8]; 521 }; 522 523 /* for KVM_SET_VAPIC_ADDR */ 524 struct kvm_vapic_addr { 525 __u64 vapic_addr; 526 }; 527 528 /* for KVM_SET_MP_STATE */ 529 530 /* not all states are valid on all architectures */ 531 #define KVM_MP_STATE_RUNNABLE 0 532 #define KVM_MP_STATE_UNINITIALIZED 1 533 #define KVM_MP_STATE_INIT_RECEIVED 2 534 #define KVM_MP_STATE_HALTED 3 535 #define KVM_MP_STATE_SIPI_RECEIVED 4 536 #define KVM_MP_STATE_STOPPED 5 537 #define KVM_MP_STATE_CHECK_STOP 6 538 #define KVM_MP_STATE_OPERATING 7 539 #define KVM_MP_STATE_LOAD 8 540 541 struct kvm_mp_state { 542 __u32 mp_state; 543 }; 544 545 struct kvm_s390_psw { 546 __u64 mask; 547 __u64 addr; 548 }; 549 550 /* valid values for type in kvm_s390_interrupt */ 551 #define KVM_S390_SIGP_STOP 0xfffe0000u 552 #define KVM_S390_PROGRAM_INT 0xfffe0001u 553 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 554 #define KVM_S390_RESTART 0xfffe0003u 555 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u 556 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u 557 #define KVM_S390_MCHK 0xfffe1000u 558 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u 559 #define KVM_S390_INT_CPU_TIMER 0xffff1005u 560 #define KVM_S390_INT_VIRTIO 0xffff2603u 561 #define KVM_S390_INT_SERVICE 0xffff2401u 562 #define KVM_S390_INT_EMERGENCY 0xffff1201u 563 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 564 /* Anything below 0xfffe0000u is taken by INT_IO */ 565 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ 566 (((schid)) | \ 567 ((ssid) << 16) | \ 568 ((cssid) << 18) | \ 569 ((ai) << 26)) 570 #define KVM_S390_INT_IO_MIN 0x00000000u 571 #define KVM_S390_INT_IO_MAX 0xfffdffffu 572 #define KVM_S390_INT_IO_AI_MASK 0x04000000u 573 574 575 struct kvm_s390_interrupt { 576 __u32 type; 577 __u32 parm; 578 __u64 parm64; 579 }; 580 581 struct kvm_s390_io_info { 582 __u16 subchannel_id; 583 __u16 subchannel_nr; 584 __u32 io_int_parm; 585 __u32 io_int_word; 586 }; 587 588 struct kvm_s390_ext_info { 589 __u32 ext_params; 590 __u32 pad; 591 __u64 ext_params2; 592 }; 593 594 struct kvm_s390_pgm_info { 595 __u64 trans_exc_code; 596 __u64 mon_code; 597 __u64 per_address; 598 __u32 data_exc_code; 599 __u16 code; 600 __u16 mon_class_nr; 601 __u8 per_code; 602 __u8 per_atmid; 603 __u8 exc_access_id; 604 __u8 per_access_id; 605 __u8 op_access_id; 606 #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01 607 #define KVM_S390_PGM_FLAGS_ILC_0 0x02 608 #define KVM_S390_PGM_FLAGS_ILC_1 0x04 609 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06 610 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08 611 __u8 flags; 612 __u8 pad[2]; 613 }; 614 615 struct kvm_s390_prefix_info { 616 __u32 address; 617 }; 618 619 struct kvm_s390_extcall_info { 620 __u16 code; 621 }; 622 623 struct kvm_s390_emerg_info { 624 __u16 code; 625 }; 626 627 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01 628 struct kvm_s390_stop_info { 629 __u32 flags; 630 }; 631 632 struct kvm_s390_mchk_info { 633 __u64 cr14; 634 __u64 mcic; 635 __u64 failing_storage_address; 636 __u32 ext_damage_code; 637 __u32 pad; 638 __u8 fixed_logout[16]; 639 }; 640 641 struct kvm_s390_irq { 642 __u64 type; 643 union { 644 struct kvm_s390_io_info io; 645 struct kvm_s390_ext_info ext; 646 struct kvm_s390_pgm_info pgm; 647 struct kvm_s390_emerg_info emerg; 648 struct kvm_s390_extcall_info extcall; 649 struct kvm_s390_prefix_info prefix; 650 struct kvm_s390_stop_info stop; 651 struct kvm_s390_mchk_info mchk; 652 char reserved[64]; 653 } u; 654 }; 655 656 struct kvm_s390_irq_state { 657 __u64 buf; 658 __u32 flags; /* will stay unused for compatibility reasons */ 659 __u32 len; 660 __u32 reserved[4]; /* will stay unused for compatibility reasons */ 661 }; 662 663 /* for KVM_SET_GUEST_DEBUG */ 664 665 #define KVM_GUESTDBG_ENABLE 0x00000001 666 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 667 668 struct kvm_guest_debug { 669 __u32 control; 670 __u32 pad; 671 struct kvm_guest_debug_arch arch; 672 }; 673 674 enum { 675 kvm_ioeventfd_flag_nr_datamatch, 676 kvm_ioeventfd_flag_nr_pio, 677 kvm_ioeventfd_flag_nr_deassign, 678 kvm_ioeventfd_flag_nr_virtio_ccw_notify, 679 kvm_ioeventfd_flag_nr_fast_mmio, 680 kvm_ioeventfd_flag_nr_max, 681 }; 682 683 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 684 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 685 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 686 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \ 687 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify) 688 689 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 690 691 struct kvm_ioeventfd { 692 __u64 datamatch; 693 __u64 addr; /* legal pio/mmio address */ 694 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */ 695 __s32 fd; 696 __u32 flags; 697 __u8 pad[36]; 698 }; 699 700 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0) 701 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1) 702 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2) 703 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3) 704 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \ 705 KVM_X86_DISABLE_EXITS_HLT | \ 706 KVM_X86_DISABLE_EXITS_PAUSE | \ 707 KVM_X86_DISABLE_EXITS_CSTATE) 708 709 /* for KVM_ENABLE_CAP */ 710 struct kvm_enable_cap { 711 /* in */ 712 __u32 cap; 713 __u32 flags; 714 __u64 args[4]; 715 __u8 pad[64]; 716 }; 717 718 /* for KVM_PPC_GET_PVINFO */ 719 720 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) 721 722 struct kvm_ppc_pvinfo { 723 /* out */ 724 __u32 flags; 725 __u32 hcall[4]; 726 __u8 pad[108]; 727 }; 728 729 /* for KVM_PPC_GET_SMMU_INFO */ 730 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 731 732 struct kvm_ppc_one_page_size { 733 __u32 page_shift; /* Page shift (or 0) */ 734 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 735 }; 736 737 struct kvm_ppc_one_seg_page_size { 738 __u32 page_shift; /* Base page shift of segment (or 0) */ 739 __u32 slb_enc; /* SLB encoding for BookS */ 740 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 741 }; 742 743 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 744 #define KVM_PPC_1T_SEGMENTS 0x00000002 745 #define KVM_PPC_NO_HASH 0x00000004 746 747 struct kvm_ppc_smmu_info { 748 __u64 flags; 749 __u32 slb_size; 750 __u16 data_keys; /* # storage keys supported for data */ 751 __u16 instr_keys; /* # storage keys supported for instructions */ 752 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 753 }; 754 755 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */ 756 struct kvm_ppc_resize_hpt { 757 __u64 flags; 758 __u32 shift; 759 __u32 pad; 760 }; 761 762 #define KVMIO 0xAE 763 764 /* machine type bits, to be used as argument to KVM_CREATE_VM */ 765 #define KVM_VM_S390_UCONTROL 1 766 767 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */ 768 #define KVM_VM_PPC_HV 1 769 #define KVM_VM_PPC_PR 2 770 771 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */ 772 #define KVM_VM_MIPS_AUTO 0 773 #define KVM_VM_MIPS_VZ 1 774 #define KVM_VM_MIPS_TE 2 775 776 #define KVM_S390_SIE_PAGE_OFFSET 1 777 778 /* 779 * On arm64, machine type can be used to request the physical 780 * address size for the VM. Bits[7-0] are reserved for the guest 781 * PA size shift (i.e, log2(PA_Size)). For backward compatibility, 782 * value 0 implies the default IPA size, 40bits. 783 */ 784 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL 785 #define KVM_VM_TYPE_ARM_IPA_SIZE(x) \ 786 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK) 787 /* 788 * ioctls for /dev/kvm fds: 789 */ 790 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 791 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 792 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 793 794 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 795 /* 796 * Check if a kvm extension is available. Argument is extension number, 797 * return is 1 (yes) or 0 (no, sorry). 798 */ 799 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 800 /* 801 * Get size for mmap(vcpu_fd) 802 */ 803 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 804 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 805 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 806 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 807 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 808 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2) 809 #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list) 810 811 /* 812 * Extension capability list. 813 */ 814 #define KVM_CAP_IRQCHIP 0 815 #define KVM_CAP_HLT 1 816 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 817 #define KVM_CAP_USER_MEMORY 3 818 #define KVM_CAP_SET_TSS_ADDR 4 819 #define KVM_CAP_VAPIC 6 820 #define KVM_CAP_EXT_CPUID 7 821 #define KVM_CAP_CLOCKSOURCE 8 822 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 823 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 824 #define KVM_CAP_PIT 11 825 #define KVM_CAP_NOP_IO_DELAY 12 826 #define KVM_CAP_PV_MMU 13 827 #define KVM_CAP_MP_STATE 14 828 #define KVM_CAP_COALESCED_MMIO 15 829 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 830 #define KVM_CAP_IOMMU 18 831 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 832 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 833 #define KVM_CAP_USER_NMI 22 834 #ifdef __KVM_HAVE_GUEST_DEBUG 835 #define KVM_CAP_SET_GUEST_DEBUG 23 836 #endif 837 #ifdef __KVM_HAVE_PIT 838 #define KVM_CAP_REINJECT_CONTROL 24 839 #endif 840 #define KVM_CAP_IRQ_ROUTING 25 841 #define KVM_CAP_IRQ_INJECT_STATUS 26 842 #define KVM_CAP_ASSIGN_DEV_IRQ 29 843 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 844 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 845 #ifdef __KVM_HAVE_MCE 846 #define KVM_CAP_MCE 31 847 #endif 848 #define KVM_CAP_IRQFD 32 849 #ifdef __KVM_HAVE_PIT 850 #define KVM_CAP_PIT2 33 851 #endif 852 #define KVM_CAP_SET_BOOT_CPU_ID 34 853 #ifdef __KVM_HAVE_PIT_STATE2 854 #define KVM_CAP_PIT_STATE2 35 855 #endif 856 #define KVM_CAP_IOEVENTFD 36 857 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 858 #ifdef __KVM_HAVE_XEN_HVM 859 #define KVM_CAP_XEN_HVM 38 860 #endif 861 #define KVM_CAP_ADJUST_CLOCK 39 862 #define KVM_CAP_INTERNAL_ERROR_DATA 40 863 #ifdef __KVM_HAVE_VCPU_EVENTS 864 #define KVM_CAP_VCPU_EVENTS 41 865 #endif 866 #define KVM_CAP_S390_PSW 42 867 #define KVM_CAP_PPC_SEGSTATE 43 868 #define KVM_CAP_HYPERV 44 869 #define KVM_CAP_HYPERV_VAPIC 45 870 #define KVM_CAP_HYPERV_SPIN 46 871 #define KVM_CAP_PCI_SEGMENT 47 872 #define KVM_CAP_PPC_PAIRED_SINGLES 48 873 #define KVM_CAP_INTR_SHADOW 49 874 #ifdef __KVM_HAVE_DEBUGREGS 875 #define KVM_CAP_DEBUGREGS 50 876 #endif 877 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 878 #define KVM_CAP_PPC_OSI 52 879 #define KVM_CAP_PPC_UNSET_IRQ 53 880 #define KVM_CAP_ENABLE_CAP 54 881 #ifdef __KVM_HAVE_XSAVE 882 #define KVM_CAP_XSAVE 55 883 #endif 884 #ifdef __KVM_HAVE_XCRS 885 #define KVM_CAP_XCRS 56 886 #endif 887 #define KVM_CAP_PPC_GET_PVINFO 57 888 #define KVM_CAP_PPC_IRQ_LEVEL 58 889 #define KVM_CAP_ASYNC_PF 59 890 #define KVM_CAP_TSC_CONTROL 60 891 #define KVM_CAP_GET_TSC_KHZ 61 892 #define KVM_CAP_PPC_BOOKE_SREGS 62 893 #define KVM_CAP_SPAPR_TCE 63 894 #define KVM_CAP_PPC_SMT 64 895 #define KVM_CAP_PPC_RMA 65 896 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 897 #define KVM_CAP_PPC_HIOR 67 898 #define KVM_CAP_PPC_PAPR 68 899 #define KVM_CAP_SW_TLB 69 900 #define KVM_CAP_ONE_REG 70 901 #define KVM_CAP_S390_GMAP 71 902 #define KVM_CAP_TSC_DEADLINE_TIMER 72 903 #define KVM_CAP_S390_UCONTROL 73 904 #define KVM_CAP_SYNC_REGS 74 905 #define KVM_CAP_PCI_2_3 75 906 #define KVM_CAP_KVMCLOCK_CTRL 76 907 #define KVM_CAP_SIGNAL_MSI 77 908 #define KVM_CAP_PPC_GET_SMMU_INFO 78 909 #define KVM_CAP_S390_COW 79 910 #define KVM_CAP_PPC_ALLOC_HTAB 80 911 #define KVM_CAP_READONLY_MEM 81 912 #define KVM_CAP_IRQFD_RESAMPLE 82 913 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83 914 #define KVM_CAP_PPC_HTAB_FD 84 915 #define KVM_CAP_S390_CSS_SUPPORT 85 916 #define KVM_CAP_PPC_EPR 86 917 #define KVM_CAP_ARM_PSCI 87 918 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88 919 #define KVM_CAP_DEVICE_CTRL 89 920 #define KVM_CAP_IRQ_MPIC 90 921 #define KVM_CAP_PPC_RTAS 91 922 #define KVM_CAP_IRQ_XICS 92 923 #define KVM_CAP_ARM_EL1_32BIT 93 924 #define KVM_CAP_SPAPR_MULTITCE 94 925 #define KVM_CAP_EXT_EMUL_CPUID 95 926 #define KVM_CAP_HYPERV_TIME 96 927 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97 928 #define KVM_CAP_ENABLE_CAP_VM 98 929 #define KVM_CAP_S390_IRQCHIP 99 930 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100 931 #define KVM_CAP_VM_ATTRIBUTES 101 932 #define KVM_CAP_ARM_PSCI_0_2 102 933 #define KVM_CAP_PPC_FIXUP_HCALL 103 934 #define KVM_CAP_PPC_ENABLE_HCALL 104 935 #define KVM_CAP_CHECK_EXTENSION_VM 105 936 #define KVM_CAP_S390_USER_SIGP 106 937 #define KVM_CAP_S390_VECTOR_REGISTERS 107 938 #define KVM_CAP_S390_MEM_OP 108 939 #define KVM_CAP_S390_USER_STSI 109 940 #define KVM_CAP_S390_SKEYS 110 941 #define KVM_CAP_MIPS_FPU 111 942 #define KVM_CAP_MIPS_MSA 112 943 #define KVM_CAP_S390_INJECT_IRQ 113 944 #define KVM_CAP_S390_IRQ_STATE 114 945 #define KVM_CAP_PPC_HWRNG 115 946 #define KVM_CAP_DISABLE_QUIRKS 116 947 #define KVM_CAP_X86_SMM 117 948 #define KVM_CAP_MULTI_ADDRESS_SPACE 118 949 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119 950 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120 951 #define KVM_CAP_SPLIT_IRQCHIP 121 952 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122 953 #define KVM_CAP_HYPERV_SYNIC 123 954 #define KVM_CAP_S390_RI 124 955 #define KVM_CAP_SPAPR_TCE_64 125 956 #define KVM_CAP_ARM_PMU_V3 126 957 #define KVM_CAP_VCPU_ATTRIBUTES 127 958 #define KVM_CAP_MAX_VCPU_ID 128 959 #define KVM_CAP_X2APIC_API 129 960 #define KVM_CAP_S390_USER_INSTR0 130 961 #define KVM_CAP_MSI_DEVID 131 962 #define KVM_CAP_PPC_HTM 132 963 #define KVM_CAP_SPAPR_RESIZE_HPT 133 964 #define KVM_CAP_PPC_MMU_RADIX 134 965 #define KVM_CAP_PPC_MMU_HASH_V3 135 966 #define KVM_CAP_IMMEDIATE_EXIT 136 967 #define KVM_CAP_MIPS_VZ 137 968 #define KVM_CAP_MIPS_TE 138 969 #define KVM_CAP_MIPS_64BIT 139 970 #define KVM_CAP_S390_GS 140 971 #define KVM_CAP_S390_AIS 141 972 #define KVM_CAP_SPAPR_TCE_VFIO 142 973 #define KVM_CAP_X86_DISABLE_EXITS 143 974 #define KVM_CAP_ARM_USER_IRQ 144 975 #define KVM_CAP_S390_CMMA_MIGRATION 145 976 #define KVM_CAP_PPC_FWNMI 146 977 #define KVM_CAP_PPC_SMT_POSSIBLE 147 978 #define KVM_CAP_HYPERV_SYNIC2 148 979 #define KVM_CAP_HYPERV_VP_INDEX 149 980 #define KVM_CAP_S390_AIS_MIGRATION 150 981 #define KVM_CAP_PPC_GET_CPU_CHAR 151 982 #define KVM_CAP_S390_BPB 152 983 #define KVM_CAP_GET_MSR_FEATURES 153 984 #define KVM_CAP_HYPERV_EVENTFD 154 985 #define KVM_CAP_HYPERV_TLBFLUSH 155 986 #define KVM_CAP_S390_HPAGE_1M 156 987 #define KVM_CAP_NESTED_STATE 157 988 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158 989 #define KVM_CAP_MSR_PLATFORM_INFO 159 990 #define KVM_CAP_PPC_NESTED_HV 160 991 #define KVM_CAP_HYPERV_SEND_IPI 161 992 #define KVM_CAP_COALESCED_PIO 162 993 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163 994 #define KVM_CAP_EXCEPTION_PAYLOAD 164 995 #define KVM_CAP_ARM_VM_IPA_SIZE 165 996 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */ 997 #define KVM_CAP_HYPERV_CPUID 167 998 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168 999 #define KVM_CAP_PPC_IRQ_XIVE 169 1000 #define KVM_CAP_ARM_SVE 170 1001 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171 1002 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172 1003 #define KVM_CAP_PMU_EVENT_FILTER 173 1004 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174 1005 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175 1006 1007 #ifdef KVM_CAP_IRQ_ROUTING 1008 1009 struct kvm_irq_routing_irqchip { 1010 __u32 irqchip; 1011 __u32 pin; 1012 }; 1013 1014 struct kvm_irq_routing_msi { 1015 __u32 address_lo; 1016 __u32 address_hi; 1017 __u32 data; 1018 union { 1019 __u32 pad; 1020 __u32 devid; 1021 }; 1022 }; 1023 1024 struct kvm_irq_routing_s390_adapter { 1025 __u64 ind_addr; 1026 __u64 summary_addr; 1027 __u64 ind_offset; 1028 __u32 summary_offset; 1029 __u32 adapter_id; 1030 }; 1031 1032 struct kvm_irq_routing_hv_sint { 1033 __u32 vcpu; 1034 __u32 sint; 1035 }; 1036 1037 /* gsi routing entry types */ 1038 #define KVM_IRQ_ROUTING_IRQCHIP 1 1039 #define KVM_IRQ_ROUTING_MSI 2 1040 #define KVM_IRQ_ROUTING_S390_ADAPTER 3 1041 #define KVM_IRQ_ROUTING_HV_SINT 4 1042 1043 struct kvm_irq_routing_entry { 1044 __u32 gsi; 1045 __u32 type; 1046 __u32 flags; 1047 __u32 pad; 1048 union { 1049 struct kvm_irq_routing_irqchip irqchip; 1050 struct kvm_irq_routing_msi msi; 1051 struct kvm_irq_routing_s390_adapter adapter; 1052 struct kvm_irq_routing_hv_sint hv_sint; 1053 __u32 pad[8]; 1054 } u; 1055 }; 1056 1057 struct kvm_irq_routing { 1058 __u32 nr; 1059 __u32 flags; 1060 struct kvm_irq_routing_entry entries[0]; 1061 }; 1062 1063 #endif 1064 1065 #ifdef KVM_CAP_MCE 1066 /* x86 MCE */ 1067 struct kvm_x86_mce { 1068 __u64 status; 1069 __u64 addr; 1070 __u64 misc; 1071 __u64 mcg_status; 1072 __u8 bank; 1073 __u8 pad1[7]; 1074 __u64 pad2[3]; 1075 }; 1076 #endif 1077 1078 #ifdef KVM_CAP_XEN_HVM 1079 struct kvm_xen_hvm_config { 1080 __u32 flags; 1081 __u32 msr; 1082 __u64 blob_addr_32; 1083 __u64 blob_addr_64; 1084 __u8 blob_size_32; 1085 __u8 blob_size_64; 1086 __u8 pad2[30]; 1087 }; 1088 #endif 1089 1090 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 1091 /* 1092 * Available with KVM_CAP_IRQFD_RESAMPLE 1093 * 1094 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies 1095 * the irqfd to operate in resampling mode for level triggered interrupt 1096 * emulation. See Documentation/virt/kvm/api.txt. 1097 */ 1098 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) 1099 1100 struct kvm_irqfd { 1101 __u32 fd; 1102 __u32 gsi; 1103 __u32 flags; 1104 __u32 resamplefd; 1105 __u8 pad[16]; 1106 }; 1107 1108 /* For KVM_CAP_ADJUST_CLOCK */ 1109 1110 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */ 1111 #define KVM_CLOCK_TSC_STABLE 2 1112 1113 struct kvm_clock_data { 1114 __u64 clock; 1115 __u32 flags; 1116 __u32 pad[9]; 1117 }; 1118 1119 /* For KVM_CAP_SW_TLB */ 1120 1121 #define KVM_MMU_FSL_BOOKE_NOHV 0 1122 #define KVM_MMU_FSL_BOOKE_HV 1 1123 1124 struct kvm_config_tlb { 1125 __u64 params; 1126 __u64 array; 1127 __u32 mmu_type; 1128 __u32 array_len; 1129 }; 1130 1131 struct kvm_dirty_tlb { 1132 __u64 bitmap; 1133 __u32 num_dirty; 1134 }; 1135 1136 /* Available with KVM_CAP_ONE_REG */ 1137 1138 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL 1139 #define KVM_REG_GENERIC 0x0000000000000000ULL 1140 1141 /* 1142 * Architecture specific registers are to be defined in arch headers and 1143 * ORed with the arch identifier. 1144 */ 1145 #define KVM_REG_PPC 0x1000000000000000ULL 1146 #define KVM_REG_X86 0x2000000000000000ULL 1147 #define KVM_REG_IA64 0x3000000000000000ULL 1148 #define KVM_REG_ARM 0x4000000000000000ULL 1149 #define KVM_REG_S390 0x5000000000000000ULL 1150 #define KVM_REG_ARM64 0x6000000000000000ULL 1151 #define KVM_REG_MIPS 0x7000000000000000ULL 1152 #define KVM_REG_RISCV 0x8000000000000000ULL 1153 1154 #define KVM_REG_SIZE_SHIFT 52 1155 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 1156 #define KVM_REG_SIZE_U8 0x0000000000000000ULL 1157 #define KVM_REG_SIZE_U16 0x0010000000000000ULL 1158 #define KVM_REG_SIZE_U32 0x0020000000000000ULL 1159 #define KVM_REG_SIZE_U64 0x0030000000000000ULL 1160 #define KVM_REG_SIZE_U128 0x0040000000000000ULL 1161 #define KVM_REG_SIZE_U256 0x0050000000000000ULL 1162 #define KVM_REG_SIZE_U512 0x0060000000000000ULL 1163 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL 1164 #define KVM_REG_SIZE_U2048 0x0080000000000000ULL 1165 1166 struct kvm_reg_list { 1167 __u64 n; /* number of regs */ 1168 __u64 reg[0]; 1169 }; 1170 1171 struct kvm_one_reg { 1172 __u64 id; 1173 __u64 addr; 1174 }; 1175 1176 #define KVM_MSI_VALID_DEVID (1U << 0) 1177 struct kvm_msi { 1178 __u32 address_lo; 1179 __u32 address_hi; 1180 __u32 data; 1181 __u32 flags; 1182 __u32 devid; 1183 __u8 pad[12]; 1184 }; 1185 1186 struct kvm_arm_device_addr { 1187 __u64 id; 1188 __u64 addr; 1189 }; 1190 1191 /* 1192 * Device control API, available with KVM_CAP_DEVICE_CTRL 1193 */ 1194 #define KVM_CREATE_DEVICE_TEST 1 1195 1196 struct kvm_create_device { 1197 __u32 type; /* in: KVM_DEV_TYPE_xxx */ 1198 __u32 fd; /* out: device handle */ 1199 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */ 1200 }; 1201 1202 struct kvm_device_attr { 1203 __u32 flags; /* no flags currently defined */ 1204 __u32 group; /* device-defined */ 1205 __u64 attr; /* group-defined */ 1206 __u64 addr; /* userspace address of attr data */ 1207 }; 1208 1209 #define KVM_DEV_VFIO_GROUP 1 1210 #define KVM_DEV_VFIO_GROUP_ADD 1 1211 #define KVM_DEV_VFIO_GROUP_DEL 2 1212 #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3 1213 1214 enum kvm_device_type { 1215 KVM_DEV_TYPE_FSL_MPIC_20 = 1, 1216 #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20 1217 KVM_DEV_TYPE_FSL_MPIC_42, 1218 #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42 1219 KVM_DEV_TYPE_XICS, 1220 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS 1221 KVM_DEV_TYPE_VFIO, 1222 #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO 1223 KVM_DEV_TYPE_ARM_VGIC_V2, 1224 #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2 1225 KVM_DEV_TYPE_FLIC, 1226 #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC 1227 KVM_DEV_TYPE_ARM_VGIC_V3, 1228 #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3 1229 KVM_DEV_TYPE_ARM_VGIC_ITS, 1230 #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS 1231 KVM_DEV_TYPE_XIVE, 1232 #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE 1233 KVM_DEV_TYPE_MAX, 1234 }; 1235 1236 struct kvm_vfio_spapr_tce { 1237 __s32 groupfd; 1238 __s32 tablefd; 1239 }; 1240 1241 /* 1242 * ioctls for VM fds 1243 */ 1244 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) 1245 /* 1246 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 1247 * a vcpu fd. 1248 */ 1249 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 1250 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 1251 /* KVM_SET_MEMORY_ALIAS is obsolete: */ 1252 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) 1253 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 1254 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) 1255 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 1256 struct kvm_userspace_memory_region) 1257 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 1258 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 1259 1260 /* enable ucontrol for s390 */ 1261 struct kvm_s390_ucas_mapping { 1262 __u64 user_addr; 1263 __u64 vcpu_addr; 1264 __u64 length; 1265 }; 1266 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 1267 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 1268 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 1269 1270 /* Device model IOC */ 1271 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 1272 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 1273 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 1274 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 1275 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 1276 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 1277 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 1278 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 1279 #define KVM_REGISTER_COALESCED_MMIO \ 1280 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 1281 #define KVM_UNREGISTER_COALESCED_MMIO \ 1282 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 1283 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 1284 struct kvm_assigned_pci_dev) 1285 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 1286 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 1287 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 1288 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 1289 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 1290 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 1291 struct kvm_assigned_pci_dev) 1292 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 1293 struct kvm_assigned_msix_nr) 1294 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 1295 struct kvm_assigned_msix_entry) 1296 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 1297 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 1298 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 1299 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 1300 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 1301 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 1302 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 1303 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 1304 /* Available with KVM_CAP_PIT_STATE2 */ 1305 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 1306 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 1307 /* Available with KVM_CAP_PPC_GET_PVINFO */ 1308 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 1309 /* Available with KVM_CAP_TSC_CONTROL */ 1310 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 1311 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 1312 /* Available with KVM_CAP_PCI_2_3 */ 1313 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 1314 struct kvm_assigned_pci_dev) 1315 /* Available with KVM_CAP_SIGNAL_MSI */ 1316 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 1317 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 1318 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 1319 /* Available with KVM_CAP_PPC_ALLOC_HTAB */ 1320 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) 1321 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 1322 #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \ 1323 struct kvm_create_spapr_tce_64) 1324 /* Available with KVM_CAP_RMA */ 1325 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 1326 /* Available with KVM_CAP_PPC_HTAB_FD */ 1327 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) 1328 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */ 1329 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) 1330 /* Available with KVM_CAP_PPC_RTAS */ 1331 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args) 1332 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */ 1333 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt) 1334 #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt) 1335 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */ 1336 #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg) 1337 /* Available with KVM_CAP_PPC_RADIX_MMU */ 1338 #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info) 1339 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */ 1340 #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char) 1341 /* Available with KVM_CAP_PMU_EVENT_FILTER */ 1342 #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter) 1343 1344 /* ioctl for vm fd */ 1345 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) 1346 1347 /* ioctls for fds returned by KVM_CREATE_DEVICE */ 1348 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr) 1349 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr) 1350 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr) 1351 1352 /* 1353 * ioctls for vcpu fds 1354 */ 1355 #define KVM_RUN _IO(KVMIO, 0x80) 1356 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 1357 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 1358 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 1359 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 1360 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 1361 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 1362 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 1363 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 1364 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 1365 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 1366 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 1367 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 1368 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 1369 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 1370 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 1371 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 1372 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 1373 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 1374 /* Available with KVM_CAP_VAPIC */ 1375 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 1376 /* Available with KVM_CAP_VAPIC */ 1377 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 1378 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 1379 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 1380 /* store status for s390 */ 1381 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 1382 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 1383 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 1384 /* initial ipl psw for s390 */ 1385 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 1386 /* initial reset for s390 */ 1387 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 1388 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 1389 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 1390 /* Available with KVM_CAP_USER_NMI */ 1391 #define KVM_NMI _IO(KVMIO, 0x9a) 1392 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 1393 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 1394 /* MCE for x86 */ 1395 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 1396 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 1397 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 1398 /* Available with KVM_CAP_VCPU_EVENTS */ 1399 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 1400 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 1401 /* Available with KVM_CAP_DEBUGREGS */ 1402 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 1403 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 1404 /* 1405 * vcpu version available with KVM_ENABLE_CAP 1406 * vm version available with KVM_CAP_ENABLE_CAP_VM 1407 */ 1408 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 1409 /* Available with KVM_CAP_XSAVE */ 1410 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 1411 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 1412 /* Available with KVM_CAP_XCRS */ 1413 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 1414 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 1415 /* Available with KVM_CAP_SW_TLB */ 1416 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 1417 /* Available with KVM_CAP_ONE_REG */ 1418 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 1419 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 1420 /* VM is being stopped by host */ 1421 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 1422 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init) 1423 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init) 1424 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list) 1425 /* Available with KVM_CAP_S390_MEM_OP */ 1426 #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op) 1427 /* Available with KVM_CAP_S390_SKEYS */ 1428 #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys) 1429 #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys) 1430 /* Available with KVM_CAP_S390_INJECT_IRQ */ 1431 #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq) 1432 /* Available with KVM_CAP_S390_IRQ_STATE */ 1433 #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state) 1434 #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state) 1435 /* Available with KVM_CAP_X86_SMM */ 1436 #define KVM_SMI _IO(KVMIO, 0xb7) 1437 /* Available with KVM_CAP_S390_CMMA_MIGRATION */ 1438 #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log) 1439 #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log) 1440 /* Memory Encryption Commands */ 1441 #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long) 1442 1443 struct kvm_enc_region { 1444 __u64 addr; 1445 __u64 size; 1446 }; 1447 1448 #define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region) 1449 #define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region) 1450 1451 /* Available with KVM_CAP_HYPERV_EVENTFD */ 1452 #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd) 1453 1454 /* Available with KVM_CAP_NESTED_STATE */ 1455 #define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state) 1456 #define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state) 1457 1458 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */ 1459 #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log) 1460 1461 /* Available with KVM_CAP_HYPERV_CPUID */ 1462 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2) 1463 1464 /* Available with KVM_CAP_ARM_SVE */ 1465 #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int) 1466 1467 /* Secure Encrypted Virtualization command */ 1468 enum sev_cmd_id { 1469 /* Guest initialization commands */ 1470 KVM_SEV_INIT = 0, 1471 KVM_SEV_ES_INIT, 1472 /* Guest launch commands */ 1473 KVM_SEV_LAUNCH_START, 1474 KVM_SEV_LAUNCH_UPDATE_DATA, 1475 KVM_SEV_LAUNCH_UPDATE_VMSA, 1476 KVM_SEV_LAUNCH_SECRET, 1477 KVM_SEV_LAUNCH_MEASURE, 1478 KVM_SEV_LAUNCH_FINISH, 1479 /* Guest migration commands (outgoing) */ 1480 KVM_SEV_SEND_START, 1481 KVM_SEV_SEND_UPDATE_DATA, 1482 KVM_SEV_SEND_UPDATE_VMSA, 1483 KVM_SEV_SEND_FINISH, 1484 /* Guest migration commands (incoming) */ 1485 KVM_SEV_RECEIVE_START, 1486 KVM_SEV_RECEIVE_UPDATE_DATA, 1487 KVM_SEV_RECEIVE_UPDATE_VMSA, 1488 KVM_SEV_RECEIVE_FINISH, 1489 /* Guest status and debug commands */ 1490 KVM_SEV_GUEST_STATUS, 1491 KVM_SEV_DBG_DECRYPT, 1492 KVM_SEV_DBG_ENCRYPT, 1493 /* Guest certificates commands */ 1494 KVM_SEV_CERT_EXPORT, 1495 1496 KVM_SEV_NR_MAX, 1497 }; 1498 1499 struct kvm_sev_cmd { 1500 __u32 id; 1501 __u64 data; 1502 __u32 error; 1503 __u32 sev_fd; 1504 }; 1505 1506 struct kvm_sev_launch_start { 1507 __u32 handle; 1508 __u32 policy; 1509 __u64 dh_uaddr; 1510 __u32 dh_len; 1511 __u64 session_uaddr; 1512 __u32 session_len; 1513 }; 1514 1515 struct kvm_sev_launch_update_data { 1516 __u64 uaddr; 1517 __u32 len; 1518 }; 1519 1520 1521 struct kvm_sev_launch_secret { 1522 __u64 hdr_uaddr; 1523 __u32 hdr_len; 1524 __u64 guest_uaddr; 1525 __u32 guest_len; 1526 __u64 trans_uaddr; 1527 __u32 trans_len; 1528 }; 1529 1530 struct kvm_sev_launch_measure { 1531 __u64 uaddr; 1532 __u32 len; 1533 }; 1534 1535 struct kvm_sev_guest_status { 1536 __u32 handle; 1537 __u32 policy; 1538 __u32 state; 1539 }; 1540 1541 struct kvm_sev_dbg { 1542 __u64 src_uaddr; 1543 __u64 dst_uaddr; 1544 __u32 len; 1545 }; 1546 1547 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 1548 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 1549 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 1550 1551 struct kvm_assigned_pci_dev { 1552 __u32 assigned_dev_id; 1553 __u32 busnr; 1554 __u32 devfn; 1555 __u32 flags; 1556 __u32 segnr; 1557 union { 1558 __u32 reserved[11]; 1559 }; 1560 }; 1561 1562 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 1563 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 1564 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 1565 1566 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 1567 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 1568 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 1569 1570 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 1571 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 1572 1573 struct kvm_assigned_irq { 1574 __u32 assigned_dev_id; 1575 __u32 host_irq; /* ignored (legacy field) */ 1576 __u32 guest_irq; 1577 __u32 flags; 1578 union { 1579 __u32 reserved[12]; 1580 }; 1581 }; 1582 1583 struct kvm_assigned_msix_nr { 1584 __u32 assigned_dev_id; 1585 __u16 entry_nr; 1586 __u16 padding; 1587 }; 1588 1589 #define KVM_MAX_MSIX_PER_DEV 256 1590 struct kvm_assigned_msix_entry { 1591 __u32 assigned_dev_id; 1592 __u32 gsi; 1593 __u16 entry; /* The index of entry in the MSI-X table */ 1594 __u16 padding[3]; 1595 }; 1596 1597 #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0) 1598 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1) 1599 1600 /* Available with KVM_CAP_ARM_USER_IRQ */ 1601 1602 /* Bits for run->s.regs.device_irq_level */ 1603 #define KVM_ARM_DEV_EL1_VTIMER (1 << 0) 1604 #define KVM_ARM_DEV_EL1_PTIMER (1 << 1) 1605 #define KVM_ARM_DEV_PMU (1 << 2) 1606 1607 struct kvm_hyperv_eventfd { 1608 __u32 conn_id; 1609 __s32 fd; 1610 __u32 flags; 1611 __u32 padding[3]; 1612 }; 1613 1614 #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff 1615 #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0) 1616 1617 #endif /* __LINUX_KVM_H */ 1618