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