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/const.h> 12 #include <linux/types.h> 13 14 #include <linux/ioctl.h> 15 #include <asm/kvm.h> 16 17 #define KVM_API_VERSION 12 18 19 /* *** Deprecated interfaces *** */ 20 21 #define KVM_TRC_SHIFT 16 22 23 #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT) 24 #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1)) 25 26 #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01) 27 #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02) 28 #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01) 29 30 #define KVM_TRC_HEAD_SIZE 12 31 #define KVM_TRC_CYCLE_SIZE 8 32 #define KVM_TRC_EXTRA_MAX 7 33 34 #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02) 35 #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03) 36 #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04) 37 #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05) 38 #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06) 39 #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07) 40 #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08) 41 #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09) 42 #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A) 43 #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B) 44 #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C) 45 #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D) 46 #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E) 47 #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F) 48 #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10) 49 #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11) 50 #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12) 51 #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13) 52 #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14) 53 #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15) 54 #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16) 55 #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17) 56 #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18) 57 #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19) 58 59 struct kvm_user_trace_setup { 60 __u32 buf_size; 61 __u32 buf_nr; 62 }; 63 64 #define __KVM_DEPRECATED_MAIN_W_0x06 \ 65 _IOW(KVMIO, 0x06, struct kvm_user_trace_setup) 66 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07) 67 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08) 68 69 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq) 70 71 struct kvm_breakpoint { 72 __u32 enabled; 73 __u32 padding; 74 __u64 address; 75 }; 76 77 struct kvm_debug_guest { 78 __u32 enabled; 79 __u32 pad; 80 struct kvm_breakpoint breakpoints[4]; 81 __u32 singlestep; 82 }; 83 84 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest) 85 86 /* *** End of deprecated interfaces *** */ 87 88 89 /* for KVM_CREATE_MEMORY_REGION */ 90 struct kvm_memory_region { 91 __u32 slot; 92 __u32 flags; 93 __u64 guest_phys_addr; 94 __u64 memory_size; /* bytes */ 95 }; 96 97 /* for KVM_SET_USER_MEMORY_REGION */ 98 struct kvm_userspace_memory_region { 99 __u32 slot; 100 __u32 flags; 101 __u64 guest_phys_addr; 102 __u64 memory_size; /* bytes */ 103 __u64 userspace_addr; /* start of the userspace allocated memory */ 104 }; 105 106 /* 107 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace, 108 * other bits are reserved for kvm internal use which are defined in 109 * include/linux/kvm_host.h. 110 */ 111 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0) 112 #define KVM_MEM_READONLY (1UL << 1) 113 114 /* for KVM_IRQ_LINE */ 115 struct kvm_irq_level { 116 /* 117 * ACPI gsi notion of irq. 118 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47.. 119 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23.. 120 * For ARM: See Documentation/virt/kvm/api.rst 121 */ 122 union { 123 __u32 irq; 124 __s32 status; 125 }; 126 __u32 level; 127 }; 128 129 130 struct kvm_irqchip { 131 __u32 chip_id; 132 __u32 pad; 133 union { 134 char dummy[512]; /* reserving space */ 135 #ifdef __KVM_HAVE_PIT 136 struct kvm_pic_state pic; 137 #endif 138 #ifdef __KVM_HAVE_IOAPIC 139 struct kvm_ioapic_state ioapic; 140 #endif 141 } chip; 142 }; 143 144 /* for KVM_CREATE_PIT2 */ 145 struct kvm_pit_config { 146 __u32 flags; 147 __u32 pad[15]; 148 }; 149 150 #define KVM_PIT_SPEAKER_DUMMY 1 151 152 struct kvm_s390_skeys { 153 __u64 start_gfn; 154 __u64 count; 155 __u64 skeydata_addr; 156 __u32 flags; 157 __u32 reserved[9]; 158 }; 159 160 #define KVM_S390_CMMA_PEEK (1 << 0) 161 162 /** 163 * kvm_s390_cmma_log - Used for CMMA migration. 164 * 165 * Used both for input and output. 166 * 167 * @start_gfn: Guest page number to start from. 168 * @count: Size of the result buffer. 169 * @flags: Control operation mode via KVM_S390_CMMA_* flags 170 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty 171 * pages are still remaining. 172 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set 173 * in the PGSTE. 174 * @values: Pointer to the values buffer. 175 * 176 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls. 177 */ 178 struct kvm_s390_cmma_log { 179 __u64 start_gfn; 180 __u32 count; 181 __u32 flags; 182 union { 183 __u64 remaining; 184 __u64 mask; 185 }; 186 __u64 values; 187 }; 188 189 struct kvm_hyperv_exit { 190 #define KVM_EXIT_HYPERV_SYNIC 1 191 #define KVM_EXIT_HYPERV_HCALL 2 192 #define KVM_EXIT_HYPERV_SYNDBG 3 193 __u32 type; 194 __u32 pad1; 195 union { 196 struct { 197 __u32 msr; 198 __u32 pad2; 199 __u64 control; 200 __u64 evt_page; 201 __u64 msg_page; 202 } synic; 203 struct { 204 __u64 input; 205 __u64 result; 206 __u64 params[2]; 207 } hcall; 208 struct { 209 __u32 msr; 210 __u32 pad2; 211 __u64 control; 212 __u64 status; 213 __u64 send_page; 214 __u64 recv_page; 215 __u64 pending_page; 216 } syndbg; 217 } u; 218 }; 219 220 struct kvm_xen_exit { 221 #define KVM_EXIT_XEN_HCALL 1 222 __u32 type; 223 union { 224 struct { 225 __u32 longmode; 226 __u32 cpl; 227 __u64 input; 228 __u64 result; 229 __u64 params[6]; 230 } hcall; 231 } u; 232 }; 233 234 #define KVM_S390_GET_SKEYS_NONE 1 235 #define KVM_S390_SKEYS_MAX 1048576 236 237 #define KVM_EXIT_UNKNOWN 0 238 #define KVM_EXIT_EXCEPTION 1 239 #define KVM_EXIT_IO 2 240 #define KVM_EXIT_HYPERCALL 3 241 #define KVM_EXIT_DEBUG 4 242 #define KVM_EXIT_HLT 5 243 #define KVM_EXIT_MMIO 6 244 #define KVM_EXIT_IRQ_WINDOW_OPEN 7 245 #define KVM_EXIT_SHUTDOWN 8 246 #define KVM_EXIT_FAIL_ENTRY 9 247 #define KVM_EXIT_INTR 10 248 #define KVM_EXIT_SET_TPR 11 249 #define KVM_EXIT_TPR_ACCESS 12 250 #define KVM_EXIT_S390_SIEIC 13 251 #define KVM_EXIT_S390_RESET 14 252 #define KVM_EXIT_DCR 15 /* deprecated */ 253 #define KVM_EXIT_NMI 16 254 #define KVM_EXIT_INTERNAL_ERROR 17 255 #define KVM_EXIT_OSI 18 256 #define KVM_EXIT_PAPR_HCALL 19 257 #define KVM_EXIT_S390_UCONTROL 20 258 #define KVM_EXIT_WATCHDOG 21 259 #define KVM_EXIT_S390_TSCH 22 260 #define KVM_EXIT_EPR 23 261 #define KVM_EXIT_SYSTEM_EVENT 24 262 #define KVM_EXIT_S390_STSI 25 263 #define KVM_EXIT_IOAPIC_EOI 26 264 #define KVM_EXIT_HYPERV 27 265 #define KVM_EXIT_ARM_NISV 28 266 #define KVM_EXIT_X86_RDMSR 29 267 #define KVM_EXIT_X86_WRMSR 30 268 #define KVM_EXIT_DIRTY_RING_FULL 31 269 #define KVM_EXIT_AP_RESET_HOLD 32 270 #define KVM_EXIT_X86_BUS_LOCK 33 271 #define KVM_EXIT_XEN 34 272 273 /* For KVM_EXIT_INTERNAL_ERROR */ 274 /* Emulate instruction failed. */ 275 #define KVM_INTERNAL_ERROR_EMULATION 1 276 /* Encounter unexpected simultaneous exceptions. */ 277 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 278 /* Encounter unexpected vm-exit due to delivery event. */ 279 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3 280 /* Encounter unexpected vm-exit reason */ 281 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4 282 283 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 284 struct kvm_run { 285 /* in */ 286 __u8 request_interrupt_window; 287 __u8 immediate_exit; 288 __u8 padding1[6]; 289 290 /* out */ 291 __u32 exit_reason; 292 __u8 ready_for_interrupt_injection; 293 __u8 if_flag; 294 __u16 flags; 295 296 /* in (pre_kvm_run), out (post_kvm_run) */ 297 __u64 cr8; 298 __u64 apic_base; 299 300 #ifdef __KVM_S390 301 /* the processor status word for s390 */ 302 __u64 psw_mask; /* psw upper half */ 303 __u64 psw_addr; /* psw lower half */ 304 #endif 305 union { 306 /* KVM_EXIT_UNKNOWN */ 307 struct { 308 __u64 hardware_exit_reason; 309 } hw; 310 /* KVM_EXIT_FAIL_ENTRY */ 311 struct { 312 __u64 hardware_entry_failure_reason; 313 __u32 cpu; 314 } fail_entry; 315 /* KVM_EXIT_EXCEPTION */ 316 struct { 317 __u32 exception; 318 __u32 error_code; 319 } ex; 320 /* KVM_EXIT_IO */ 321 struct { 322 #define KVM_EXIT_IO_IN 0 323 #define KVM_EXIT_IO_OUT 1 324 __u8 direction; 325 __u8 size; /* bytes */ 326 __u16 port; 327 __u32 count; 328 __u64 data_offset; /* relative to kvm_run start */ 329 } io; 330 /* KVM_EXIT_DEBUG */ 331 struct { 332 struct kvm_debug_exit_arch arch; 333 } debug; 334 /* KVM_EXIT_MMIO */ 335 struct { 336 __u64 phys_addr; 337 __u8 data[8]; 338 __u32 len; 339 __u8 is_write; 340 } mmio; 341 /* KVM_EXIT_HYPERCALL */ 342 struct { 343 __u64 nr; 344 __u64 args[6]; 345 __u64 ret; 346 __u32 longmode; 347 __u32 pad; 348 } hypercall; 349 /* KVM_EXIT_TPR_ACCESS */ 350 struct { 351 __u64 rip; 352 __u32 is_write; 353 __u32 pad; 354 } tpr_access; 355 /* KVM_EXIT_S390_SIEIC */ 356 struct { 357 __u8 icptcode; 358 __u16 ipa; 359 __u32 ipb; 360 } s390_sieic; 361 /* KVM_EXIT_S390_RESET */ 362 #define KVM_S390_RESET_POR 1 363 #define KVM_S390_RESET_CLEAR 2 364 #define KVM_S390_RESET_SUBSYSTEM 4 365 #define KVM_S390_RESET_CPU_INIT 8 366 #define KVM_S390_RESET_IPL 16 367 __u64 s390_reset_flags; 368 /* KVM_EXIT_S390_UCONTROL */ 369 struct { 370 __u64 trans_exc_code; 371 __u32 pgm_code; 372 } s390_ucontrol; 373 /* KVM_EXIT_DCR (deprecated) */ 374 struct { 375 __u32 dcrn; 376 __u32 data; 377 __u8 is_write; 378 } dcr; 379 /* KVM_EXIT_INTERNAL_ERROR */ 380 struct { 381 __u32 suberror; 382 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 383 __u32 ndata; 384 __u64 data[16]; 385 } internal; 386 /* KVM_EXIT_OSI */ 387 struct { 388 __u64 gprs[32]; 389 } osi; 390 /* KVM_EXIT_PAPR_HCALL */ 391 struct { 392 __u64 nr; 393 __u64 ret; 394 __u64 args[9]; 395 } papr_hcall; 396 /* KVM_EXIT_S390_TSCH */ 397 struct { 398 __u16 subchannel_id; 399 __u16 subchannel_nr; 400 __u32 io_int_parm; 401 __u32 io_int_word; 402 __u32 ipb; 403 __u8 dequeued; 404 } s390_tsch; 405 /* KVM_EXIT_EPR */ 406 struct { 407 __u32 epr; 408 } epr; 409 /* KVM_EXIT_SYSTEM_EVENT */ 410 struct { 411 #define KVM_SYSTEM_EVENT_SHUTDOWN 1 412 #define KVM_SYSTEM_EVENT_RESET 2 413 #define KVM_SYSTEM_EVENT_CRASH 3 414 __u32 type; 415 __u64 flags; 416 } system_event; 417 /* KVM_EXIT_S390_STSI */ 418 struct { 419 __u64 addr; 420 __u8 ar; 421 __u8 reserved; 422 __u8 fc; 423 __u8 sel1; 424 __u16 sel2; 425 } s390_stsi; 426 /* KVM_EXIT_IOAPIC_EOI */ 427 struct { 428 __u8 vector; 429 } eoi; 430 /* KVM_EXIT_HYPERV */ 431 struct kvm_hyperv_exit hyperv; 432 /* KVM_EXIT_ARM_NISV */ 433 struct { 434 __u64 esr_iss; 435 __u64 fault_ipa; 436 } arm_nisv; 437 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */ 438 struct { 439 __u8 error; /* user -> kernel */ 440 __u8 pad[7]; 441 #define KVM_MSR_EXIT_REASON_INVAL (1 << 0) 442 #define KVM_MSR_EXIT_REASON_UNKNOWN (1 << 1) 443 #define KVM_MSR_EXIT_REASON_FILTER (1 << 2) 444 __u32 reason; /* kernel -> user */ 445 __u32 index; /* kernel -> user */ 446 __u64 data; /* kernel <-> user */ 447 } msr; 448 /* KVM_EXIT_XEN */ 449 struct kvm_xen_exit xen; 450 /* Fix the size of the union. */ 451 char padding[256]; 452 }; 453 454 /* 2048 is the size of the char array used to bound/pad the size 455 * of the union that holds sync regs. 456 */ 457 #define SYNC_REGS_SIZE_BYTES 2048 458 /* 459 * shared registers between kvm and userspace. 460 * kvm_valid_regs specifies the register classes set by the host 461 * kvm_dirty_regs specified the register classes dirtied by userspace 462 * struct kvm_sync_regs is architecture specific, as well as the 463 * bits for kvm_valid_regs and kvm_dirty_regs 464 */ 465 __u64 kvm_valid_regs; 466 __u64 kvm_dirty_regs; 467 union { 468 struct kvm_sync_regs regs; 469 char padding[SYNC_REGS_SIZE_BYTES]; 470 } s; 471 }; 472 473 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 474 475 struct kvm_coalesced_mmio_zone { 476 __u64 addr; 477 __u32 size; 478 union { 479 __u32 pad; 480 __u32 pio; 481 }; 482 }; 483 484 struct kvm_coalesced_mmio { 485 __u64 phys_addr; 486 __u32 len; 487 union { 488 __u32 pad; 489 __u32 pio; 490 }; 491 __u8 data[8]; 492 }; 493 494 struct kvm_coalesced_mmio_ring { 495 __u32 first, last; 496 struct kvm_coalesced_mmio coalesced_mmio[0]; 497 }; 498 499 #define KVM_COALESCED_MMIO_MAX \ 500 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 501 sizeof(struct kvm_coalesced_mmio)) 502 503 /* for KVM_TRANSLATE */ 504 struct kvm_translation { 505 /* in */ 506 __u64 linear_address; 507 508 /* out */ 509 __u64 physical_address; 510 __u8 valid; 511 __u8 writeable; 512 __u8 usermode; 513 __u8 pad[5]; 514 }; 515 516 /* for KVM_S390_MEM_OP */ 517 struct kvm_s390_mem_op { 518 /* in */ 519 __u64 gaddr; /* the guest address */ 520 __u64 flags; /* flags */ 521 __u32 size; /* amount of bytes */ 522 __u32 op; /* type of operation */ 523 __u64 buf; /* buffer in userspace */ 524 union { 525 __u8 ar; /* the access register number */ 526 __u32 sida_offset; /* offset into the sida */ 527 __u8 reserved[32]; /* should be set to 0 */ 528 }; 529 }; 530 /* types for kvm_s390_mem_op->op */ 531 #define KVM_S390_MEMOP_LOGICAL_READ 0 532 #define KVM_S390_MEMOP_LOGICAL_WRITE 1 533 #define KVM_S390_MEMOP_SIDA_READ 2 534 #define KVM_S390_MEMOP_SIDA_WRITE 3 535 /* flags for kvm_s390_mem_op->flags */ 536 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0) 537 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1) 538 539 /* for KVM_INTERRUPT */ 540 struct kvm_interrupt { 541 /* in */ 542 __u32 irq; 543 }; 544 545 /* for KVM_GET_DIRTY_LOG */ 546 struct kvm_dirty_log { 547 __u32 slot; 548 __u32 padding1; 549 union { 550 void *dirty_bitmap; /* one bit per page */ 551 __u64 padding2; 552 }; 553 }; 554 555 /* for KVM_CLEAR_DIRTY_LOG */ 556 struct kvm_clear_dirty_log { 557 __u32 slot; 558 __u32 num_pages; 559 __u64 first_page; 560 union { 561 void *dirty_bitmap; /* one bit per page */ 562 __u64 padding2; 563 }; 564 }; 565 566 /* for KVM_SET_SIGNAL_MASK */ 567 struct kvm_signal_mask { 568 __u32 len; 569 __u8 sigset[0]; 570 }; 571 572 /* for KVM_TPR_ACCESS_REPORTING */ 573 struct kvm_tpr_access_ctl { 574 __u32 enabled; 575 __u32 flags; 576 __u32 reserved[8]; 577 }; 578 579 /* for KVM_SET_VAPIC_ADDR */ 580 struct kvm_vapic_addr { 581 __u64 vapic_addr; 582 }; 583 584 /* for KVM_SET_MP_STATE */ 585 586 /* not all states are valid on all architectures */ 587 #define KVM_MP_STATE_RUNNABLE 0 588 #define KVM_MP_STATE_UNINITIALIZED 1 589 #define KVM_MP_STATE_INIT_RECEIVED 2 590 #define KVM_MP_STATE_HALTED 3 591 #define KVM_MP_STATE_SIPI_RECEIVED 4 592 #define KVM_MP_STATE_STOPPED 5 593 #define KVM_MP_STATE_CHECK_STOP 6 594 #define KVM_MP_STATE_OPERATING 7 595 #define KVM_MP_STATE_LOAD 8 596 #define KVM_MP_STATE_AP_RESET_HOLD 9 597 598 struct kvm_mp_state { 599 __u32 mp_state; 600 }; 601 602 struct kvm_s390_psw { 603 __u64 mask; 604 __u64 addr; 605 }; 606 607 /* valid values for type in kvm_s390_interrupt */ 608 #define KVM_S390_SIGP_STOP 0xfffe0000u 609 #define KVM_S390_PROGRAM_INT 0xfffe0001u 610 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 611 #define KVM_S390_RESTART 0xfffe0003u 612 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u 613 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u 614 #define KVM_S390_MCHK 0xfffe1000u 615 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u 616 #define KVM_S390_INT_CPU_TIMER 0xffff1005u 617 #define KVM_S390_INT_VIRTIO 0xffff2603u 618 #define KVM_S390_INT_SERVICE 0xffff2401u 619 #define KVM_S390_INT_EMERGENCY 0xffff1201u 620 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 621 /* Anything below 0xfffe0000u is taken by INT_IO */ 622 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ 623 (((schid)) | \ 624 ((ssid) << 16) | \ 625 ((cssid) << 18) | \ 626 ((ai) << 26)) 627 #define KVM_S390_INT_IO_MIN 0x00000000u 628 #define KVM_S390_INT_IO_MAX 0xfffdffffu 629 #define KVM_S390_INT_IO_AI_MASK 0x04000000u 630 631 632 struct kvm_s390_interrupt { 633 __u32 type; 634 __u32 parm; 635 __u64 parm64; 636 }; 637 638 struct kvm_s390_io_info { 639 __u16 subchannel_id; 640 __u16 subchannel_nr; 641 __u32 io_int_parm; 642 __u32 io_int_word; 643 }; 644 645 struct kvm_s390_ext_info { 646 __u32 ext_params; 647 __u32 pad; 648 __u64 ext_params2; 649 }; 650 651 struct kvm_s390_pgm_info { 652 __u64 trans_exc_code; 653 __u64 mon_code; 654 __u64 per_address; 655 __u32 data_exc_code; 656 __u16 code; 657 __u16 mon_class_nr; 658 __u8 per_code; 659 __u8 per_atmid; 660 __u8 exc_access_id; 661 __u8 per_access_id; 662 __u8 op_access_id; 663 #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01 664 #define KVM_S390_PGM_FLAGS_ILC_0 0x02 665 #define KVM_S390_PGM_FLAGS_ILC_1 0x04 666 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06 667 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08 668 __u8 flags; 669 __u8 pad[2]; 670 }; 671 672 struct kvm_s390_prefix_info { 673 __u32 address; 674 }; 675 676 struct kvm_s390_extcall_info { 677 __u16 code; 678 }; 679 680 struct kvm_s390_emerg_info { 681 __u16 code; 682 }; 683 684 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01 685 struct kvm_s390_stop_info { 686 __u32 flags; 687 }; 688 689 struct kvm_s390_mchk_info { 690 __u64 cr14; 691 __u64 mcic; 692 __u64 failing_storage_address; 693 __u32 ext_damage_code; 694 __u32 pad; 695 __u8 fixed_logout[16]; 696 }; 697 698 struct kvm_s390_irq { 699 __u64 type; 700 union { 701 struct kvm_s390_io_info io; 702 struct kvm_s390_ext_info ext; 703 struct kvm_s390_pgm_info pgm; 704 struct kvm_s390_emerg_info emerg; 705 struct kvm_s390_extcall_info extcall; 706 struct kvm_s390_prefix_info prefix; 707 struct kvm_s390_stop_info stop; 708 struct kvm_s390_mchk_info mchk; 709 char reserved[64]; 710 } u; 711 }; 712 713 struct kvm_s390_irq_state { 714 __u64 buf; 715 __u32 flags; /* will stay unused for compatibility reasons */ 716 __u32 len; 717 __u32 reserved[4]; /* will stay unused for compatibility reasons */ 718 }; 719 720 /* for KVM_SET_GUEST_DEBUG */ 721 722 #define KVM_GUESTDBG_ENABLE 0x00000001 723 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 724 725 struct kvm_guest_debug { 726 __u32 control; 727 __u32 pad; 728 struct kvm_guest_debug_arch arch; 729 }; 730 731 enum { 732 kvm_ioeventfd_flag_nr_datamatch, 733 kvm_ioeventfd_flag_nr_pio, 734 kvm_ioeventfd_flag_nr_deassign, 735 kvm_ioeventfd_flag_nr_virtio_ccw_notify, 736 kvm_ioeventfd_flag_nr_fast_mmio, 737 kvm_ioeventfd_flag_nr_max, 738 }; 739 740 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 741 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 742 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 743 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \ 744 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify) 745 746 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 747 748 struct kvm_ioeventfd { 749 __u64 datamatch; 750 __u64 addr; /* legal pio/mmio address */ 751 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */ 752 __s32 fd; 753 __u32 flags; 754 __u8 pad[36]; 755 }; 756 757 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0) 758 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1) 759 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2) 760 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3) 761 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \ 762 KVM_X86_DISABLE_EXITS_HLT | \ 763 KVM_X86_DISABLE_EXITS_PAUSE | \ 764 KVM_X86_DISABLE_EXITS_CSTATE) 765 766 /* for KVM_ENABLE_CAP */ 767 struct kvm_enable_cap { 768 /* in */ 769 __u32 cap; 770 __u32 flags; 771 __u64 args[4]; 772 __u8 pad[64]; 773 }; 774 775 /* for KVM_PPC_GET_PVINFO */ 776 777 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) 778 779 struct kvm_ppc_pvinfo { 780 /* out */ 781 __u32 flags; 782 __u32 hcall[4]; 783 __u8 pad[108]; 784 }; 785 786 /* for KVM_PPC_GET_SMMU_INFO */ 787 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 788 789 struct kvm_ppc_one_page_size { 790 __u32 page_shift; /* Page shift (or 0) */ 791 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 792 }; 793 794 struct kvm_ppc_one_seg_page_size { 795 __u32 page_shift; /* Base page shift of segment (or 0) */ 796 __u32 slb_enc; /* SLB encoding for BookS */ 797 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 798 }; 799 800 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 801 #define KVM_PPC_1T_SEGMENTS 0x00000002 802 #define KVM_PPC_NO_HASH 0x00000004 803 804 struct kvm_ppc_smmu_info { 805 __u64 flags; 806 __u32 slb_size; 807 __u16 data_keys; /* # storage keys supported for data */ 808 __u16 instr_keys; /* # storage keys supported for instructions */ 809 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 810 }; 811 812 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */ 813 struct kvm_ppc_resize_hpt { 814 __u64 flags; 815 __u32 shift; 816 __u32 pad; 817 }; 818 819 #define KVMIO 0xAE 820 821 /* machine type bits, to be used as argument to KVM_CREATE_VM */ 822 #define KVM_VM_S390_UCONTROL 1 823 824 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */ 825 #define KVM_VM_PPC_HV 1 826 #define KVM_VM_PPC_PR 2 827 828 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */ 829 #define KVM_VM_MIPS_AUTO 0 830 #define KVM_VM_MIPS_VZ 1 831 #define KVM_VM_MIPS_TE 2 832 833 #define KVM_S390_SIE_PAGE_OFFSET 1 834 835 /* 836 * On arm64, machine type can be used to request the physical 837 * address size for the VM. Bits[7-0] are reserved for the guest 838 * PA size shift (i.e, log2(PA_Size)). For backward compatibility, 839 * value 0 implies the default IPA size, 40bits. 840 */ 841 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL 842 #define KVM_VM_TYPE_ARM_IPA_SIZE(x) \ 843 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK) 844 /* 845 * ioctls for /dev/kvm fds: 846 */ 847 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 848 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 849 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 850 851 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 852 /* 853 * Check if a kvm extension is available. Argument is extension number, 854 * return is 1 (yes) or 0 (no, sorry). 855 */ 856 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 857 /* 858 * Get size for mmap(vcpu_fd) 859 */ 860 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 861 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 862 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 863 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 864 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 865 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2) 866 #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list) 867 868 /* 869 * Extension capability list. 870 */ 871 #define KVM_CAP_IRQCHIP 0 872 #define KVM_CAP_HLT 1 873 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 874 #define KVM_CAP_USER_MEMORY 3 875 #define KVM_CAP_SET_TSS_ADDR 4 876 #define KVM_CAP_VAPIC 6 877 #define KVM_CAP_EXT_CPUID 7 878 #define KVM_CAP_CLOCKSOURCE 8 879 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 880 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 881 #define KVM_CAP_PIT 11 882 #define KVM_CAP_NOP_IO_DELAY 12 883 #define KVM_CAP_PV_MMU 13 884 #define KVM_CAP_MP_STATE 14 885 #define KVM_CAP_COALESCED_MMIO 15 886 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 887 #define KVM_CAP_IOMMU 18 888 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 889 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 890 #define KVM_CAP_USER_NMI 22 891 #ifdef __KVM_HAVE_GUEST_DEBUG 892 #define KVM_CAP_SET_GUEST_DEBUG 23 893 #endif 894 #ifdef __KVM_HAVE_PIT 895 #define KVM_CAP_REINJECT_CONTROL 24 896 #endif 897 #define KVM_CAP_IRQ_ROUTING 25 898 #define KVM_CAP_IRQ_INJECT_STATUS 26 899 #define KVM_CAP_ASSIGN_DEV_IRQ 29 900 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 901 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 902 #ifdef __KVM_HAVE_MCE 903 #define KVM_CAP_MCE 31 904 #endif 905 #define KVM_CAP_IRQFD 32 906 #ifdef __KVM_HAVE_PIT 907 #define KVM_CAP_PIT2 33 908 #endif 909 #define KVM_CAP_SET_BOOT_CPU_ID 34 910 #ifdef __KVM_HAVE_PIT_STATE2 911 #define KVM_CAP_PIT_STATE2 35 912 #endif 913 #define KVM_CAP_IOEVENTFD 36 914 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 915 #ifdef __KVM_HAVE_XEN_HVM 916 #define KVM_CAP_XEN_HVM 38 917 #endif 918 #define KVM_CAP_ADJUST_CLOCK 39 919 #define KVM_CAP_INTERNAL_ERROR_DATA 40 920 #ifdef __KVM_HAVE_VCPU_EVENTS 921 #define KVM_CAP_VCPU_EVENTS 41 922 #endif 923 #define KVM_CAP_S390_PSW 42 924 #define KVM_CAP_PPC_SEGSTATE 43 925 #define KVM_CAP_HYPERV 44 926 #define KVM_CAP_HYPERV_VAPIC 45 927 #define KVM_CAP_HYPERV_SPIN 46 928 #define KVM_CAP_PCI_SEGMENT 47 929 #define KVM_CAP_PPC_PAIRED_SINGLES 48 930 #define KVM_CAP_INTR_SHADOW 49 931 #ifdef __KVM_HAVE_DEBUGREGS 932 #define KVM_CAP_DEBUGREGS 50 933 #endif 934 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 935 #define KVM_CAP_PPC_OSI 52 936 #define KVM_CAP_PPC_UNSET_IRQ 53 937 #define KVM_CAP_ENABLE_CAP 54 938 #ifdef __KVM_HAVE_XSAVE 939 #define KVM_CAP_XSAVE 55 940 #endif 941 #ifdef __KVM_HAVE_XCRS 942 #define KVM_CAP_XCRS 56 943 #endif 944 #define KVM_CAP_PPC_GET_PVINFO 57 945 #define KVM_CAP_PPC_IRQ_LEVEL 58 946 #define KVM_CAP_ASYNC_PF 59 947 #define KVM_CAP_TSC_CONTROL 60 948 #define KVM_CAP_GET_TSC_KHZ 61 949 #define KVM_CAP_PPC_BOOKE_SREGS 62 950 #define KVM_CAP_SPAPR_TCE 63 951 #define KVM_CAP_PPC_SMT 64 952 #define KVM_CAP_PPC_RMA 65 953 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 954 #define KVM_CAP_PPC_HIOR 67 955 #define KVM_CAP_PPC_PAPR 68 956 #define KVM_CAP_SW_TLB 69 957 #define KVM_CAP_ONE_REG 70 958 #define KVM_CAP_S390_GMAP 71 959 #define KVM_CAP_TSC_DEADLINE_TIMER 72 960 #define KVM_CAP_S390_UCONTROL 73 961 #define KVM_CAP_SYNC_REGS 74 962 #define KVM_CAP_PCI_2_3 75 963 #define KVM_CAP_KVMCLOCK_CTRL 76 964 #define KVM_CAP_SIGNAL_MSI 77 965 #define KVM_CAP_PPC_GET_SMMU_INFO 78 966 #define KVM_CAP_S390_COW 79 967 #define KVM_CAP_PPC_ALLOC_HTAB 80 968 #define KVM_CAP_READONLY_MEM 81 969 #define KVM_CAP_IRQFD_RESAMPLE 82 970 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83 971 #define KVM_CAP_PPC_HTAB_FD 84 972 #define KVM_CAP_S390_CSS_SUPPORT 85 973 #define KVM_CAP_PPC_EPR 86 974 #define KVM_CAP_ARM_PSCI 87 975 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88 976 #define KVM_CAP_DEVICE_CTRL 89 977 #define KVM_CAP_IRQ_MPIC 90 978 #define KVM_CAP_PPC_RTAS 91 979 #define KVM_CAP_IRQ_XICS 92 980 #define KVM_CAP_ARM_EL1_32BIT 93 981 #define KVM_CAP_SPAPR_MULTITCE 94 982 #define KVM_CAP_EXT_EMUL_CPUID 95 983 #define KVM_CAP_HYPERV_TIME 96 984 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97 985 #define KVM_CAP_ENABLE_CAP_VM 98 986 #define KVM_CAP_S390_IRQCHIP 99 987 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100 988 #define KVM_CAP_VM_ATTRIBUTES 101 989 #define KVM_CAP_ARM_PSCI_0_2 102 990 #define KVM_CAP_PPC_FIXUP_HCALL 103 991 #define KVM_CAP_PPC_ENABLE_HCALL 104 992 #define KVM_CAP_CHECK_EXTENSION_VM 105 993 #define KVM_CAP_S390_USER_SIGP 106 994 #define KVM_CAP_S390_VECTOR_REGISTERS 107 995 #define KVM_CAP_S390_MEM_OP 108 996 #define KVM_CAP_S390_USER_STSI 109 997 #define KVM_CAP_S390_SKEYS 110 998 #define KVM_CAP_MIPS_FPU 111 999 #define KVM_CAP_MIPS_MSA 112 1000 #define KVM_CAP_S390_INJECT_IRQ 113 1001 #define KVM_CAP_S390_IRQ_STATE 114 1002 #define KVM_CAP_PPC_HWRNG 115 1003 #define KVM_CAP_DISABLE_QUIRKS 116 1004 #define KVM_CAP_X86_SMM 117 1005 #define KVM_CAP_MULTI_ADDRESS_SPACE 118 1006 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119 1007 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120 1008 #define KVM_CAP_SPLIT_IRQCHIP 121 1009 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122 1010 #define KVM_CAP_HYPERV_SYNIC 123 1011 #define KVM_CAP_S390_RI 124 1012 #define KVM_CAP_SPAPR_TCE_64 125 1013 #define KVM_CAP_ARM_PMU_V3 126 1014 #define KVM_CAP_VCPU_ATTRIBUTES 127 1015 #define KVM_CAP_MAX_VCPU_ID 128 1016 #define KVM_CAP_X2APIC_API 129 1017 #define KVM_CAP_S390_USER_INSTR0 130 1018 #define KVM_CAP_MSI_DEVID 131 1019 #define KVM_CAP_PPC_HTM 132 1020 #define KVM_CAP_SPAPR_RESIZE_HPT 133 1021 #define KVM_CAP_PPC_MMU_RADIX 134 1022 #define KVM_CAP_PPC_MMU_HASH_V3 135 1023 #define KVM_CAP_IMMEDIATE_EXIT 136 1024 #define KVM_CAP_MIPS_VZ 137 1025 #define KVM_CAP_MIPS_TE 138 1026 #define KVM_CAP_MIPS_64BIT 139 1027 #define KVM_CAP_S390_GS 140 1028 #define KVM_CAP_S390_AIS 141 1029 #define KVM_CAP_SPAPR_TCE_VFIO 142 1030 #define KVM_CAP_X86_DISABLE_EXITS 143 1031 #define KVM_CAP_ARM_USER_IRQ 144 1032 #define KVM_CAP_S390_CMMA_MIGRATION 145 1033 #define KVM_CAP_PPC_FWNMI 146 1034 #define KVM_CAP_PPC_SMT_POSSIBLE 147 1035 #define KVM_CAP_HYPERV_SYNIC2 148 1036 #define KVM_CAP_HYPERV_VP_INDEX 149 1037 #define KVM_CAP_S390_AIS_MIGRATION 150 1038 #define KVM_CAP_PPC_GET_CPU_CHAR 151 1039 #define KVM_CAP_S390_BPB 152 1040 #define KVM_CAP_GET_MSR_FEATURES 153 1041 #define KVM_CAP_HYPERV_EVENTFD 154 1042 #define KVM_CAP_HYPERV_TLBFLUSH 155 1043 #define KVM_CAP_S390_HPAGE_1M 156 1044 #define KVM_CAP_NESTED_STATE 157 1045 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158 1046 #define KVM_CAP_MSR_PLATFORM_INFO 159 1047 #define KVM_CAP_PPC_NESTED_HV 160 1048 #define KVM_CAP_HYPERV_SEND_IPI 161 1049 #define KVM_CAP_COALESCED_PIO 162 1050 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163 1051 #define KVM_CAP_EXCEPTION_PAYLOAD 164 1052 #define KVM_CAP_ARM_VM_IPA_SIZE 165 1053 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */ 1054 #define KVM_CAP_HYPERV_CPUID 167 1055 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168 1056 #define KVM_CAP_PPC_IRQ_XIVE 169 1057 #define KVM_CAP_ARM_SVE 170 1058 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171 1059 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172 1060 #define KVM_CAP_PMU_EVENT_FILTER 173 1061 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174 1062 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175 1063 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176 1064 #define KVM_CAP_ARM_NISV_TO_USER 177 1065 #define KVM_CAP_ARM_INJECT_EXT_DABT 178 1066 #define KVM_CAP_S390_VCPU_RESETS 179 1067 #define KVM_CAP_S390_PROTECTED 180 1068 #define KVM_CAP_PPC_SECURE_GUEST 181 1069 #define KVM_CAP_HALT_POLL 182 1070 #define KVM_CAP_ASYNC_PF_INT 183 1071 #define KVM_CAP_LAST_CPU 184 1072 #define KVM_CAP_SMALLER_MAXPHYADDR 185 1073 #define KVM_CAP_S390_DIAG318 186 1074 #define KVM_CAP_STEAL_TIME 187 1075 #define KVM_CAP_X86_USER_SPACE_MSR 188 1076 #define KVM_CAP_X86_MSR_FILTER 189 1077 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190 1078 #define KVM_CAP_SYS_HYPERV_CPUID 191 1079 #define KVM_CAP_DIRTY_LOG_RING 192 1080 #define KVM_CAP_X86_BUS_LOCK_EXIT 193 1081 #define KVM_CAP_PPC_DAWR1 194 1082 #define KVM_CAP_SET_GUEST_DEBUG2 195 1083 #define KVM_CAP_SGX_ATTRIBUTE 196 1084 #define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197 1085 #define KVM_CAP_PTP_KVM 198 1086 1087 #ifdef KVM_CAP_IRQ_ROUTING 1088 1089 struct kvm_irq_routing_irqchip { 1090 __u32 irqchip; 1091 __u32 pin; 1092 }; 1093 1094 struct kvm_irq_routing_msi { 1095 __u32 address_lo; 1096 __u32 address_hi; 1097 __u32 data; 1098 union { 1099 __u32 pad; 1100 __u32 devid; 1101 }; 1102 }; 1103 1104 struct kvm_irq_routing_s390_adapter { 1105 __u64 ind_addr; 1106 __u64 summary_addr; 1107 __u64 ind_offset; 1108 __u32 summary_offset; 1109 __u32 adapter_id; 1110 }; 1111 1112 struct kvm_irq_routing_hv_sint { 1113 __u32 vcpu; 1114 __u32 sint; 1115 }; 1116 1117 /* gsi routing entry types */ 1118 #define KVM_IRQ_ROUTING_IRQCHIP 1 1119 #define KVM_IRQ_ROUTING_MSI 2 1120 #define KVM_IRQ_ROUTING_S390_ADAPTER 3 1121 #define KVM_IRQ_ROUTING_HV_SINT 4 1122 1123 struct kvm_irq_routing_entry { 1124 __u32 gsi; 1125 __u32 type; 1126 __u32 flags; 1127 __u32 pad; 1128 union { 1129 struct kvm_irq_routing_irqchip irqchip; 1130 struct kvm_irq_routing_msi msi; 1131 struct kvm_irq_routing_s390_adapter adapter; 1132 struct kvm_irq_routing_hv_sint hv_sint; 1133 __u32 pad[8]; 1134 } u; 1135 }; 1136 1137 struct kvm_irq_routing { 1138 __u32 nr; 1139 __u32 flags; 1140 struct kvm_irq_routing_entry entries[0]; 1141 }; 1142 1143 #endif 1144 1145 #ifdef KVM_CAP_MCE 1146 /* x86 MCE */ 1147 struct kvm_x86_mce { 1148 __u64 status; 1149 __u64 addr; 1150 __u64 misc; 1151 __u64 mcg_status; 1152 __u8 bank; 1153 __u8 pad1[7]; 1154 __u64 pad2[3]; 1155 }; 1156 #endif 1157 1158 #ifdef KVM_CAP_XEN_HVM 1159 #define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR (1 << 0) 1160 #define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL (1 << 1) 1161 #define KVM_XEN_HVM_CONFIG_SHARED_INFO (1 << 2) 1162 #define KVM_XEN_HVM_CONFIG_RUNSTATE (1 << 3) 1163 1164 struct kvm_xen_hvm_config { 1165 __u32 flags; 1166 __u32 msr; 1167 __u64 blob_addr_32; 1168 __u64 blob_addr_64; 1169 __u8 blob_size_32; 1170 __u8 blob_size_64; 1171 __u8 pad2[30]; 1172 }; 1173 #endif 1174 1175 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 1176 /* 1177 * Available with KVM_CAP_IRQFD_RESAMPLE 1178 * 1179 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies 1180 * the irqfd to operate in resampling mode for level triggered interrupt 1181 * emulation. See Documentation/virt/kvm/api.rst. 1182 */ 1183 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) 1184 1185 struct kvm_irqfd { 1186 __u32 fd; 1187 __u32 gsi; 1188 __u32 flags; 1189 __u32 resamplefd; 1190 __u8 pad[16]; 1191 }; 1192 1193 /* For KVM_CAP_ADJUST_CLOCK */ 1194 1195 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */ 1196 #define KVM_CLOCK_TSC_STABLE 2 1197 1198 struct kvm_clock_data { 1199 __u64 clock; 1200 __u32 flags; 1201 __u32 pad[9]; 1202 }; 1203 1204 /* For KVM_CAP_SW_TLB */ 1205 1206 #define KVM_MMU_FSL_BOOKE_NOHV 0 1207 #define KVM_MMU_FSL_BOOKE_HV 1 1208 1209 struct kvm_config_tlb { 1210 __u64 params; 1211 __u64 array; 1212 __u32 mmu_type; 1213 __u32 array_len; 1214 }; 1215 1216 struct kvm_dirty_tlb { 1217 __u64 bitmap; 1218 __u32 num_dirty; 1219 }; 1220 1221 /* Available with KVM_CAP_ONE_REG */ 1222 1223 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL 1224 #define KVM_REG_GENERIC 0x0000000000000000ULL 1225 1226 /* 1227 * Architecture specific registers are to be defined in arch headers and 1228 * ORed with the arch identifier. 1229 */ 1230 #define KVM_REG_PPC 0x1000000000000000ULL 1231 #define KVM_REG_X86 0x2000000000000000ULL 1232 #define KVM_REG_IA64 0x3000000000000000ULL 1233 #define KVM_REG_ARM 0x4000000000000000ULL 1234 #define KVM_REG_S390 0x5000000000000000ULL 1235 #define KVM_REG_ARM64 0x6000000000000000ULL 1236 #define KVM_REG_MIPS 0x7000000000000000ULL 1237 #define KVM_REG_RISCV 0x8000000000000000ULL 1238 1239 #define KVM_REG_SIZE_SHIFT 52 1240 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 1241 #define KVM_REG_SIZE_U8 0x0000000000000000ULL 1242 #define KVM_REG_SIZE_U16 0x0010000000000000ULL 1243 #define KVM_REG_SIZE_U32 0x0020000000000000ULL 1244 #define KVM_REG_SIZE_U64 0x0030000000000000ULL 1245 #define KVM_REG_SIZE_U128 0x0040000000000000ULL 1246 #define KVM_REG_SIZE_U256 0x0050000000000000ULL 1247 #define KVM_REG_SIZE_U512 0x0060000000000000ULL 1248 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL 1249 #define KVM_REG_SIZE_U2048 0x0080000000000000ULL 1250 1251 struct kvm_reg_list { 1252 __u64 n; /* number of regs */ 1253 __u64 reg[0]; 1254 }; 1255 1256 struct kvm_one_reg { 1257 __u64 id; 1258 __u64 addr; 1259 }; 1260 1261 #define KVM_MSI_VALID_DEVID (1U << 0) 1262 struct kvm_msi { 1263 __u32 address_lo; 1264 __u32 address_hi; 1265 __u32 data; 1266 __u32 flags; 1267 __u32 devid; 1268 __u8 pad[12]; 1269 }; 1270 1271 struct kvm_arm_device_addr { 1272 __u64 id; 1273 __u64 addr; 1274 }; 1275 1276 /* 1277 * Device control API, available with KVM_CAP_DEVICE_CTRL 1278 */ 1279 #define KVM_CREATE_DEVICE_TEST 1 1280 1281 struct kvm_create_device { 1282 __u32 type; /* in: KVM_DEV_TYPE_xxx */ 1283 __u32 fd; /* out: device handle */ 1284 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */ 1285 }; 1286 1287 struct kvm_device_attr { 1288 __u32 flags; /* no flags currently defined */ 1289 __u32 group; /* device-defined */ 1290 __u64 attr; /* group-defined */ 1291 __u64 addr; /* userspace address of attr data */ 1292 }; 1293 1294 #define KVM_DEV_VFIO_GROUP 1 1295 #define KVM_DEV_VFIO_GROUP_ADD 1 1296 #define KVM_DEV_VFIO_GROUP_DEL 2 1297 #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3 1298 1299 enum kvm_device_type { 1300 KVM_DEV_TYPE_FSL_MPIC_20 = 1, 1301 #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20 1302 KVM_DEV_TYPE_FSL_MPIC_42, 1303 #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42 1304 KVM_DEV_TYPE_XICS, 1305 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS 1306 KVM_DEV_TYPE_VFIO, 1307 #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO 1308 KVM_DEV_TYPE_ARM_VGIC_V2, 1309 #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2 1310 KVM_DEV_TYPE_FLIC, 1311 #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC 1312 KVM_DEV_TYPE_ARM_VGIC_V3, 1313 #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3 1314 KVM_DEV_TYPE_ARM_VGIC_ITS, 1315 #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS 1316 KVM_DEV_TYPE_XIVE, 1317 #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE 1318 KVM_DEV_TYPE_ARM_PV_TIME, 1319 #define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME 1320 KVM_DEV_TYPE_MAX, 1321 }; 1322 1323 struct kvm_vfio_spapr_tce { 1324 __s32 groupfd; 1325 __s32 tablefd; 1326 }; 1327 1328 /* 1329 * ioctls for VM fds 1330 */ 1331 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) 1332 /* 1333 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 1334 * a vcpu fd. 1335 */ 1336 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 1337 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 1338 /* KVM_SET_MEMORY_ALIAS is obsolete: */ 1339 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) 1340 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 1341 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) 1342 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 1343 struct kvm_userspace_memory_region) 1344 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 1345 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 1346 1347 /* enable ucontrol for s390 */ 1348 struct kvm_s390_ucas_mapping { 1349 __u64 user_addr; 1350 __u64 vcpu_addr; 1351 __u64 length; 1352 }; 1353 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 1354 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 1355 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 1356 1357 /* Device model IOC */ 1358 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 1359 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 1360 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 1361 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 1362 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 1363 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 1364 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 1365 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 1366 #define KVM_REGISTER_COALESCED_MMIO \ 1367 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 1368 #define KVM_UNREGISTER_COALESCED_MMIO \ 1369 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 1370 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 1371 struct kvm_assigned_pci_dev) 1372 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 1373 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 1374 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 1375 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 1376 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 1377 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 1378 struct kvm_assigned_pci_dev) 1379 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 1380 struct kvm_assigned_msix_nr) 1381 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 1382 struct kvm_assigned_msix_entry) 1383 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 1384 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 1385 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 1386 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 1387 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 1388 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 1389 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 1390 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 1391 /* Available with KVM_CAP_PIT_STATE2 */ 1392 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 1393 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 1394 /* Available with KVM_CAP_PPC_GET_PVINFO */ 1395 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 1396 /* Available with KVM_CAP_TSC_CONTROL */ 1397 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 1398 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 1399 /* Available with KVM_CAP_PCI_2_3 */ 1400 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 1401 struct kvm_assigned_pci_dev) 1402 /* Available with KVM_CAP_SIGNAL_MSI */ 1403 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 1404 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 1405 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 1406 /* Available with KVM_CAP_PPC_ALLOC_HTAB */ 1407 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) 1408 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 1409 #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \ 1410 struct kvm_create_spapr_tce_64) 1411 /* Available with KVM_CAP_RMA */ 1412 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 1413 /* Available with KVM_CAP_PPC_HTAB_FD */ 1414 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) 1415 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */ 1416 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) 1417 /* Available with KVM_CAP_PPC_RTAS */ 1418 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args) 1419 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */ 1420 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt) 1421 #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt) 1422 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */ 1423 #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg) 1424 /* Available with KVM_CAP_PPC_RADIX_MMU */ 1425 #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info) 1426 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */ 1427 #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char) 1428 /* Available with KVM_CAP_PMU_EVENT_FILTER */ 1429 #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter) 1430 #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3) 1431 1432 /* ioctl for vm fd */ 1433 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) 1434 1435 /* ioctls for fds returned by KVM_CREATE_DEVICE */ 1436 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr) 1437 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr) 1438 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr) 1439 1440 /* 1441 * ioctls for vcpu fds 1442 */ 1443 #define KVM_RUN _IO(KVMIO, 0x80) 1444 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 1445 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 1446 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 1447 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 1448 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 1449 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 1450 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 1451 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 1452 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 1453 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 1454 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 1455 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 1456 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 1457 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 1458 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 1459 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 1460 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 1461 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 1462 /* Available with KVM_CAP_VAPIC */ 1463 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 1464 /* Available with KVM_CAP_VAPIC */ 1465 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 1466 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 1467 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 1468 /* store status for s390 */ 1469 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 1470 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 1471 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 1472 /* initial ipl psw for s390 */ 1473 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 1474 /* initial reset for s390 */ 1475 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 1476 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 1477 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 1478 /* Available with KVM_CAP_USER_NMI */ 1479 #define KVM_NMI _IO(KVMIO, 0x9a) 1480 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 1481 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 1482 /* MCE for x86 */ 1483 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 1484 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 1485 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 1486 /* Available with KVM_CAP_VCPU_EVENTS */ 1487 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 1488 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 1489 /* Available with KVM_CAP_DEBUGREGS */ 1490 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 1491 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 1492 /* 1493 * vcpu version available with KVM_ENABLE_CAP 1494 * vm version available with KVM_CAP_ENABLE_CAP_VM 1495 */ 1496 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 1497 /* Available with KVM_CAP_XSAVE */ 1498 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 1499 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 1500 /* Available with KVM_CAP_XCRS */ 1501 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 1502 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 1503 /* Available with KVM_CAP_SW_TLB */ 1504 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 1505 /* Available with KVM_CAP_ONE_REG */ 1506 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 1507 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 1508 /* VM is being stopped by host */ 1509 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 1510 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init) 1511 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init) 1512 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list) 1513 /* Available with KVM_CAP_S390_MEM_OP */ 1514 #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op) 1515 /* Available with KVM_CAP_S390_SKEYS */ 1516 #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys) 1517 #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys) 1518 /* Available with KVM_CAP_S390_INJECT_IRQ */ 1519 #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq) 1520 /* Available with KVM_CAP_S390_IRQ_STATE */ 1521 #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state) 1522 #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state) 1523 /* Available with KVM_CAP_X86_SMM */ 1524 #define KVM_SMI _IO(KVMIO, 0xb7) 1525 /* Available with KVM_CAP_S390_CMMA_MIGRATION */ 1526 #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log) 1527 #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log) 1528 /* Memory Encryption Commands */ 1529 #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long) 1530 1531 struct kvm_enc_region { 1532 __u64 addr; 1533 __u64 size; 1534 }; 1535 1536 #define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region) 1537 #define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region) 1538 1539 /* Available with KVM_CAP_HYPERV_EVENTFD */ 1540 #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd) 1541 1542 /* Available with KVM_CAP_NESTED_STATE */ 1543 #define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state) 1544 #define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state) 1545 1546 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */ 1547 #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log) 1548 1549 /* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */ 1550 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2) 1551 1552 /* Available with KVM_CAP_ARM_SVE */ 1553 #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int) 1554 1555 /* Available with KVM_CAP_S390_VCPU_RESETS */ 1556 #define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3) 1557 #define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4) 1558 1559 struct kvm_s390_pv_sec_parm { 1560 __u64 origin; 1561 __u64 length; 1562 }; 1563 1564 struct kvm_s390_pv_unp { 1565 __u64 addr; 1566 __u64 size; 1567 __u64 tweak; 1568 }; 1569 1570 enum pv_cmd_id { 1571 KVM_PV_ENABLE, 1572 KVM_PV_DISABLE, 1573 KVM_PV_SET_SEC_PARMS, 1574 KVM_PV_UNPACK, 1575 KVM_PV_VERIFY, 1576 KVM_PV_PREP_RESET, 1577 KVM_PV_UNSHARE_ALL, 1578 }; 1579 1580 struct kvm_pv_cmd { 1581 __u32 cmd; /* Command to be executed */ 1582 __u16 rc; /* Ultravisor return code */ 1583 __u16 rrc; /* Ultravisor return reason code */ 1584 __u64 data; /* Data or address */ 1585 __u32 flags; /* flags for future extensions. Must be 0 for now */ 1586 __u32 reserved[3]; 1587 }; 1588 1589 /* Available with KVM_CAP_S390_PROTECTED */ 1590 #define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd) 1591 1592 /* Available with KVM_CAP_X86_MSR_FILTER */ 1593 #define KVM_X86_SET_MSR_FILTER _IOW(KVMIO, 0xc6, struct kvm_msr_filter) 1594 1595 /* Available with KVM_CAP_DIRTY_LOG_RING */ 1596 #define KVM_RESET_DIRTY_RINGS _IO(KVMIO, 0xc7) 1597 1598 /* Per-VM Xen attributes */ 1599 #define KVM_XEN_HVM_GET_ATTR _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr) 1600 #define KVM_XEN_HVM_SET_ATTR _IOW(KVMIO, 0xc9, struct kvm_xen_hvm_attr) 1601 1602 struct kvm_xen_hvm_attr { 1603 __u16 type; 1604 __u16 pad[3]; 1605 union { 1606 __u8 long_mode; 1607 __u8 vector; 1608 struct { 1609 __u64 gfn; 1610 } shared_info; 1611 __u64 pad[8]; 1612 } u; 1613 }; 1614 1615 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ 1616 #define KVM_XEN_ATTR_TYPE_LONG_MODE 0x0 1617 #define KVM_XEN_ATTR_TYPE_SHARED_INFO 0x1 1618 #define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR 0x2 1619 1620 /* Per-vCPU Xen attributes */ 1621 #define KVM_XEN_VCPU_GET_ATTR _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr) 1622 #define KVM_XEN_VCPU_SET_ATTR _IOW(KVMIO, 0xcb, struct kvm_xen_vcpu_attr) 1623 1624 struct kvm_xen_vcpu_attr { 1625 __u16 type; 1626 __u16 pad[3]; 1627 union { 1628 __u64 gpa; 1629 __u64 pad[8]; 1630 struct { 1631 __u64 state; 1632 __u64 state_entry_time; 1633 __u64 time_running; 1634 __u64 time_runnable; 1635 __u64 time_blocked; 1636 __u64 time_offline; 1637 } runstate; 1638 } u; 1639 }; 1640 1641 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ 1642 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO 0x0 1643 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO 0x1 1644 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR 0x2 1645 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT 0x3 1646 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA 0x4 1647 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST 0x5 1648 1649 /* Secure Encrypted Virtualization command */ 1650 enum sev_cmd_id { 1651 /* Guest initialization commands */ 1652 KVM_SEV_INIT = 0, 1653 KVM_SEV_ES_INIT, 1654 /* Guest launch commands */ 1655 KVM_SEV_LAUNCH_START, 1656 KVM_SEV_LAUNCH_UPDATE_DATA, 1657 KVM_SEV_LAUNCH_UPDATE_VMSA, 1658 KVM_SEV_LAUNCH_SECRET, 1659 KVM_SEV_LAUNCH_MEASURE, 1660 KVM_SEV_LAUNCH_FINISH, 1661 /* Guest migration commands (outgoing) */ 1662 KVM_SEV_SEND_START, 1663 KVM_SEV_SEND_UPDATE_DATA, 1664 KVM_SEV_SEND_UPDATE_VMSA, 1665 KVM_SEV_SEND_FINISH, 1666 /* Guest migration commands (incoming) */ 1667 KVM_SEV_RECEIVE_START, 1668 KVM_SEV_RECEIVE_UPDATE_DATA, 1669 KVM_SEV_RECEIVE_UPDATE_VMSA, 1670 KVM_SEV_RECEIVE_FINISH, 1671 /* Guest status and debug commands */ 1672 KVM_SEV_GUEST_STATUS, 1673 KVM_SEV_DBG_DECRYPT, 1674 KVM_SEV_DBG_ENCRYPT, 1675 /* Guest certificates commands */ 1676 KVM_SEV_CERT_EXPORT, 1677 /* Attestation report */ 1678 KVM_SEV_GET_ATTESTATION_REPORT, 1679 /* Guest Migration Extension */ 1680 KVM_SEV_SEND_CANCEL, 1681 1682 KVM_SEV_NR_MAX, 1683 }; 1684 1685 struct kvm_sev_cmd { 1686 __u32 id; 1687 __u64 data; 1688 __u32 error; 1689 __u32 sev_fd; 1690 }; 1691 1692 struct kvm_sev_launch_start { 1693 __u32 handle; 1694 __u32 policy; 1695 __u64 dh_uaddr; 1696 __u32 dh_len; 1697 __u64 session_uaddr; 1698 __u32 session_len; 1699 }; 1700 1701 struct kvm_sev_launch_update_data { 1702 __u64 uaddr; 1703 __u32 len; 1704 }; 1705 1706 1707 struct kvm_sev_launch_secret { 1708 __u64 hdr_uaddr; 1709 __u32 hdr_len; 1710 __u64 guest_uaddr; 1711 __u32 guest_len; 1712 __u64 trans_uaddr; 1713 __u32 trans_len; 1714 }; 1715 1716 struct kvm_sev_launch_measure { 1717 __u64 uaddr; 1718 __u32 len; 1719 }; 1720 1721 struct kvm_sev_guest_status { 1722 __u32 handle; 1723 __u32 policy; 1724 __u32 state; 1725 }; 1726 1727 struct kvm_sev_dbg { 1728 __u64 src_uaddr; 1729 __u64 dst_uaddr; 1730 __u32 len; 1731 }; 1732 1733 struct kvm_sev_attestation_report { 1734 __u8 mnonce[16]; 1735 __u64 uaddr; 1736 __u32 len; 1737 }; 1738 1739 struct kvm_sev_send_start { 1740 __u32 policy; 1741 __u64 pdh_cert_uaddr; 1742 __u32 pdh_cert_len; 1743 __u64 plat_certs_uaddr; 1744 __u32 plat_certs_len; 1745 __u64 amd_certs_uaddr; 1746 __u32 amd_certs_len; 1747 __u64 session_uaddr; 1748 __u32 session_len; 1749 }; 1750 1751 struct kvm_sev_send_update_data { 1752 __u64 hdr_uaddr; 1753 __u32 hdr_len; 1754 __u64 guest_uaddr; 1755 __u32 guest_len; 1756 __u64 trans_uaddr; 1757 __u32 trans_len; 1758 }; 1759 1760 struct kvm_sev_receive_start { 1761 __u32 handle; 1762 __u32 policy; 1763 __u64 pdh_uaddr; 1764 __u32 pdh_len; 1765 __u64 session_uaddr; 1766 __u32 session_len; 1767 }; 1768 1769 struct kvm_sev_receive_update_data { 1770 __u64 hdr_uaddr; 1771 __u32 hdr_len; 1772 __u64 guest_uaddr; 1773 __u32 guest_len; 1774 __u64 trans_uaddr; 1775 __u32 trans_len; 1776 }; 1777 1778 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 1779 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 1780 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 1781 1782 struct kvm_assigned_pci_dev { 1783 __u32 assigned_dev_id; 1784 __u32 busnr; 1785 __u32 devfn; 1786 __u32 flags; 1787 __u32 segnr; 1788 union { 1789 __u32 reserved[11]; 1790 }; 1791 }; 1792 1793 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 1794 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 1795 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 1796 1797 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 1798 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 1799 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 1800 1801 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 1802 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 1803 1804 struct kvm_assigned_irq { 1805 __u32 assigned_dev_id; 1806 __u32 host_irq; /* ignored (legacy field) */ 1807 __u32 guest_irq; 1808 __u32 flags; 1809 union { 1810 __u32 reserved[12]; 1811 }; 1812 }; 1813 1814 struct kvm_assigned_msix_nr { 1815 __u32 assigned_dev_id; 1816 __u16 entry_nr; 1817 __u16 padding; 1818 }; 1819 1820 #define KVM_MAX_MSIX_PER_DEV 256 1821 struct kvm_assigned_msix_entry { 1822 __u32 assigned_dev_id; 1823 __u32 gsi; 1824 __u16 entry; /* The index of entry in the MSI-X table */ 1825 __u16 padding[3]; 1826 }; 1827 1828 #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0) 1829 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1) 1830 1831 /* Available with KVM_CAP_ARM_USER_IRQ */ 1832 1833 /* Bits for run->s.regs.device_irq_level */ 1834 #define KVM_ARM_DEV_EL1_VTIMER (1 << 0) 1835 #define KVM_ARM_DEV_EL1_PTIMER (1 << 1) 1836 #define KVM_ARM_DEV_PMU (1 << 2) 1837 1838 struct kvm_hyperv_eventfd { 1839 __u32 conn_id; 1840 __s32 fd; 1841 __u32 flags; 1842 __u32 padding[3]; 1843 }; 1844 1845 #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff 1846 #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0) 1847 1848 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0) 1849 #define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1) 1850 1851 /* 1852 * Arch needs to define the macro after implementing the dirty ring 1853 * feature. KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the 1854 * starting page offset of the dirty ring structures. 1855 */ 1856 #ifndef KVM_DIRTY_LOG_PAGE_OFFSET 1857 #define KVM_DIRTY_LOG_PAGE_OFFSET 0 1858 #endif 1859 1860 /* 1861 * KVM dirty GFN flags, defined as: 1862 * 1863 * |---------------+---------------+--------------| 1864 * | bit 1 (reset) | bit 0 (dirty) | Status | 1865 * |---------------+---------------+--------------| 1866 * | 0 | 0 | Invalid GFN | 1867 * | 0 | 1 | Dirty GFN | 1868 * | 1 | X | GFN to reset | 1869 * |---------------+---------------+--------------| 1870 * 1871 * Lifecycle of a dirty GFN goes like: 1872 * 1873 * dirtied harvested reset 1874 * 00 -----------> 01 -------------> 1X -------+ 1875 * ^ | 1876 * | | 1877 * +------------------------------------------+ 1878 * 1879 * The userspace program is only responsible for the 01->1X state 1880 * conversion after harvesting an entry. Also, it must not skip any 1881 * dirty bits, so that dirty bits are always harvested in sequence. 1882 */ 1883 #define KVM_DIRTY_GFN_F_DIRTY _BITUL(0) 1884 #define KVM_DIRTY_GFN_F_RESET _BITUL(1) 1885 #define KVM_DIRTY_GFN_F_MASK 0x3 1886 1887 /* 1888 * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of 1889 * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn. The 1890 * size of the gfn buffer is decided by the first argument when 1891 * enabling KVM_CAP_DIRTY_LOG_RING. 1892 */ 1893 struct kvm_dirty_gfn { 1894 __u32 flags; 1895 __u32 slot; 1896 __u64 offset; 1897 }; 1898 1899 #define KVM_BUS_LOCK_DETECTION_OFF (1 << 0) 1900 #define KVM_BUS_LOCK_DETECTION_EXIT (1 << 1) 1901 1902 #endif /* __LINUX_KVM_H */ 1903