1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef __LINUX_KVM_H 3 #define __LINUX_KVM_H 4 5 /* 6 * Userspace interface for /dev/kvm - kernel based virtual machine 7 * 8 * Note: you must update KVM_API_VERSION if you change this interface. 9 */ 10 11 #include <linux/types.h> 12 #include <linux/compiler.h> 13 #include <linux/ioctl.h> 14 #include <asm/kvm.h> 15 16 #define KVM_API_VERSION 12 17 18 /* *** Deprecated interfaces *** */ 19 20 #define KVM_TRC_SHIFT 16 21 22 #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT) 23 #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1)) 24 25 #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01) 26 #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02) 27 #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01) 28 29 #define KVM_TRC_HEAD_SIZE 12 30 #define KVM_TRC_CYCLE_SIZE 8 31 #define KVM_TRC_EXTRA_MAX 7 32 33 #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02) 34 #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03) 35 #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04) 36 #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05) 37 #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06) 38 #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07) 39 #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08) 40 #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09) 41 #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A) 42 #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B) 43 #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C) 44 #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D) 45 #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E) 46 #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F) 47 #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10) 48 #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11) 49 #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12) 50 #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13) 51 #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14) 52 #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15) 53 #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16) 54 #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17) 55 #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18) 56 #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19) 57 58 struct kvm_user_trace_setup { 59 __u32 buf_size; 60 __u32 buf_nr; 61 }; 62 63 #define __KVM_DEPRECATED_MAIN_W_0x06 \ 64 _IOW(KVMIO, 0x06, struct kvm_user_trace_setup) 65 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07) 66 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08) 67 68 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq) 69 70 struct kvm_breakpoint { 71 __u32 enabled; 72 __u32 padding; 73 __u64 address; 74 }; 75 76 struct kvm_debug_guest { 77 __u32 enabled; 78 __u32 pad; 79 struct kvm_breakpoint breakpoints[4]; 80 __u32 singlestep; 81 }; 82 83 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest) 84 85 /* *** End of deprecated interfaces *** */ 86 87 88 /* for KVM_CREATE_MEMORY_REGION */ 89 struct kvm_memory_region { 90 __u32 slot; 91 __u32 flags; 92 __u64 guest_phys_addr; 93 __u64 memory_size; /* bytes */ 94 }; 95 96 /* for KVM_SET_USER_MEMORY_REGION */ 97 struct kvm_userspace_memory_region { 98 __u32 slot; 99 __u32 flags; 100 __u64 guest_phys_addr; 101 __u64 memory_size; /* bytes */ 102 __u64 userspace_addr; /* start of the userspace allocated memory */ 103 }; 104 105 /* 106 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace, 107 * other bits are reserved for kvm internal use which are defined in 108 * include/linux/kvm_host.h. 109 */ 110 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0) 111 #define KVM_MEM_READONLY (1UL << 1) 112 113 /* for KVM_IRQ_LINE */ 114 struct kvm_irq_level { 115 /* 116 * ACPI gsi notion of irq. 117 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47.. 118 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23.. 119 * For ARM: See Documentation/virt/kvm/api.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 struct kvm_xen_exit { 220 #define KVM_EXIT_XEN_HCALL 1 221 __u32 type; 222 union { 223 struct { 224 __u32 longmode; 225 __u32 cpl; 226 __u64 input; 227 __u64 result; 228 __u64 params[6]; 229 } hcall; 230 } u; 231 }; 232 233 #define KVM_S390_GET_SKEYS_NONE 1 234 #define KVM_S390_SKEYS_MAX 1048576 235 236 #define KVM_EXIT_UNKNOWN 0 237 #define KVM_EXIT_EXCEPTION 1 238 #define KVM_EXIT_IO 2 239 #define KVM_EXIT_HYPERCALL 3 240 #define KVM_EXIT_DEBUG 4 241 #define KVM_EXIT_HLT 5 242 #define KVM_EXIT_MMIO 6 243 #define KVM_EXIT_IRQ_WINDOW_OPEN 7 244 #define KVM_EXIT_SHUTDOWN 8 245 #define KVM_EXIT_FAIL_ENTRY 9 246 #define KVM_EXIT_INTR 10 247 #define KVM_EXIT_SET_TPR 11 248 #define KVM_EXIT_TPR_ACCESS 12 249 #define KVM_EXIT_S390_SIEIC 13 250 #define KVM_EXIT_S390_RESET 14 251 #define KVM_EXIT_DCR 15 /* deprecated */ 252 #define KVM_EXIT_NMI 16 253 #define KVM_EXIT_INTERNAL_ERROR 17 254 #define KVM_EXIT_OSI 18 255 #define KVM_EXIT_PAPR_HCALL 19 256 #define KVM_EXIT_S390_UCONTROL 20 257 #define KVM_EXIT_WATCHDOG 21 258 #define KVM_EXIT_S390_TSCH 22 259 #define KVM_EXIT_EPR 23 260 #define KVM_EXIT_SYSTEM_EVENT 24 261 #define KVM_EXIT_S390_STSI 25 262 #define KVM_EXIT_IOAPIC_EOI 26 263 #define KVM_EXIT_HYPERV 27 264 #define KVM_EXIT_ARM_NISV 28 265 #define KVM_EXIT_X86_RDMSR 29 266 #define KVM_EXIT_X86_WRMSR 30 267 #define KVM_EXIT_DIRTY_RING_FULL 31 268 #define KVM_EXIT_AP_RESET_HOLD 32 269 #define KVM_EXIT_X86_BUS_LOCK 33 270 #define KVM_EXIT_XEN 34 271 272 /* For KVM_EXIT_INTERNAL_ERROR */ 273 /* Emulate instruction failed. */ 274 #define KVM_INTERNAL_ERROR_EMULATION 1 275 /* Encounter unexpected simultaneous exceptions. */ 276 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 277 /* Encounter unexpected vm-exit due to delivery event. */ 278 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3 279 /* Encounter unexpected vm-exit reason */ 280 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4 281 282 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 283 struct kvm_run { 284 /* in */ 285 __u8 request_interrupt_window; 286 __u8 immediate_exit; 287 __u8 padding1[6]; 288 289 /* out */ 290 __u32 exit_reason; 291 __u8 ready_for_interrupt_injection; 292 __u8 if_flag; 293 __u16 flags; 294 295 /* in (pre_kvm_run), out (post_kvm_run) */ 296 __u64 cr8; 297 __u64 apic_base; 298 299 #ifdef __KVM_S390 300 /* the processor status word for s390 */ 301 __u64 psw_mask; /* psw upper half */ 302 __u64 psw_addr; /* psw lower half */ 303 #endif 304 union { 305 /* KVM_EXIT_UNKNOWN */ 306 struct { 307 __u64 hardware_exit_reason; 308 } hw; 309 /* KVM_EXIT_FAIL_ENTRY */ 310 struct { 311 __u64 hardware_entry_failure_reason; 312 __u32 cpu; 313 } fail_entry; 314 /* KVM_EXIT_EXCEPTION */ 315 struct { 316 __u32 exception; 317 __u32 error_code; 318 } ex; 319 /* KVM_EXIT_IO */ 320 struct { 321 #define KVM_EXIT_IO_IN 0 322 #define KVM_EXIT_IO_OUT 1 323 __u8 direction; 324 __u8 size; /* bytes */ 325 __u16 port; 326 __u32 count; 327 __u64 data_offset; /* relative to kvm_run start */ 328 } io; 329 /* KVM_EXIT_DEBUG */ 330 struct { 331 struct kvm_debug_exit_arch arch; 332 } debug; 333 /* KVM_EXIT_MMIO */ 334 struct { 335 __u64 phys_addr; 336 __u8 data[8]; 337 __u32 len; 338 __u8 is_write; 339 } mmio; 340 /* KVM_EXIT_HYPERCALL */ 341 struct { 342 __u64 nr; 343 __u64 args[6]; 344 __u64 ret; 345 __u32 longmode; 346 __u32 pad; 347 } hypercall; 348 /* KVM_EXIT_TPR_ACCESS */ 349 struct { 350 __u64 rip; 351 __u32 is_write; 352 __u32 pad; 353 } tpr_access; 354 /* KVM_EXIT_S390_SIEIC */ 355 struct { 356 __u8 icptcode; 357 __u16 ipa; 358 __u32 ipb; 359 } s390_sieic; 360 /* KVM_EXIT_S390_RESET */ 361 #define KVM_S390_RESET_POR 1 362 #define KVM_S390_RESET_CLEAR 2 363 #define KVM_S390_RESET_SUBSYSTEM 4 364 #define KVM_S390_RESET_CPU_INIT 8 365 #define KVM_S390_RESET_IPL 16 366 __u64 s390_reset_flags; 367 /* KVM_EXIT_S390_UCONTROL */ 368 struct { 369 __u64 trans_exc_code; 370 __u32 pgm_code; 371 } s390_ucontrol; 372 /* KVM_EXIT_DCR (deprecated) */ 373 struct { 374 __u32 dcrn; 375 __u32 data; 376 __u8 is_write; 377 } dcr; 378 /* KVM_EXIT_INTERNAL_ERROR */ 379 struct { 380 __u32 suberror; 381 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 382 __u32 ndata; 383 __u64 data[16]; 384 } internal; 385 /* KVM_EXIT_OSI */ 386 struct { 387 __u64 gprs[32]; 388 } osi; 389 /* KVM_EXIT_PAPR_HCALL */ 390 struct { 391 __u64 nr; 392 __u64 ret; 393 __u64 args[9]; 394 } papr_hcall; 395 /* KVM_EXIT_S390_TSCH */ 396 struct { 397 __u16 subchannel_id; 398 __u16 subchannel_nr; 399 __u32 io_int_parm; 400 __u32 io_int_word; 401 __u32 ipb; 402 __u8 dequeued; 403 } s390_tsch; 404 /* KVM_EXIT_EPR */ 405 struct { 406 __u32 epr; 407 } epr; 408 /* KVM_EXIT_SYSTEM_EVENT */ 409 struct { 410 #define KVM_SYSTEM_EVENT_SHUTDOWN 1 411 #define KVM_SYSTEM_EVENT_RESET 2 412 #define KVM_SYSTEM_EVENT_CRASH 3 413 __u32 type; 414 __u64 flags; 415 } system_event; 416 /* KVM_EXIT_S390_STSI */ 417 struct { 418 __u64 addr; 419 __u8 ar; 420 __u8 reserved; 421 __u8 fc; 422 __u8 sel1; 423 __u16 sel2; 424 } s390_stsi; 425 /* KVM_EXIT_IOAPIC_EOI */ 426 struct { 427 __u8 vector; 428 } eoi; 429 /* KVM_EXIT_HYPERV */ 430 struct kvm_hyperv_exit hyperv; 431 /* KVM_EXIT_ARM_NISV */ 432 struct { 433 __u64 esr_iss; 434 __u64 fault_ipa; 435 } arm_nisv; 436 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */ 437 struct { 438 __u8 error; /* user -> kernel */ 439 __u8 pad[7]; 440 #define KVM_MSR_EXIT_REASON_INVAL (1 << 0) 441 #define KVM_MSR_EXIT_REASON_UNKNOWN (1 << 1) 442 #define KVM_MSR_EXIT_REASON_FILTER (1 << 2) 443 __u32 reason; /* kernel -> user */ 444 __u32 index; /* kernel -> user */ 445 __u64 data; /* kernel <-> user */ 446 } msr; 447 /* KVM_EXIT_XEN */ 448 struct kvm_xen_exit xen; 449 /* Fix the size of the union. */ 450 char padding[256]; 451 }; 452 453 /* 2048 is the size of the char array used to bound/pad the size 454 * of the union that holds sync regs. 455 */ 456 #define SYNC_REGS_SIZE_BYTES 2048 457 /* 458 * shared registers between kvm and userspace. 459 * kvm_valid_regs specifies the register classes set by the host 460 * kvm_dirty_regs specified the register classes dirtied by userspace 461 * struct kvm_sync_regs is architecture specific, as well as the 462 * bits for kvm_valid_regs and kvm_dirty_regs 463 */ 464 __u64 kvm_valid_regs; 465 __u64 kvm_dirty_regs; 466 union { 467 struct kvm_sync_regs regs; 468 char padding[SYNC_REGS_SIZE_BYTES]; 469 } s; 470 }; 471 472 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 473 474 struct kvm_coalesced_mmio_zone { 475 __u64 addr; 476 __u32 size; 477 union { 478 __u32 pad; 479 __u32 pio; 480 }; 481 }; 482 483 struct kvm_coalesced_mmio { 484 __u64 phys_addr; 485 __u32 len; 486 union { 487 __u32 pad; 488 __u32 pio; 489 }; 490 __u8 data[8]; 491 }; 492 493 struct kvm_coalesced_mmio_ring { 494 __u32 first, last; 495 struct kvm_coalesced_mmio coalesced_mmio[0]; 496 }; 497 498 #define KVM_COALESCED_MMIO_MAX \ 499 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 500 sizeof(struct kvm_coalesced_mmio)) 501 502 /* for KVM_TRANSLATE */ 503 struct kvm_translation { 504 /* in */ 505 __u64 linear_address; 506 507 /* out */ 508 __u64 physical_address; 509 __u8 valid; 510 __u8 writeable; 511 __u8 usermode; 512 __u8 pad[5]; 513 }; 514 515 /* for KVM_S390_MEM_OP */ 516 struct kvm_s390_mem_op { 517 /* in */ 518 __u64 gaddr; /* the guest address */ 519 __u64 flags; /* flags */ 520 __u32 size; /* amount of bytes */ 521 __u32 op; /* type of operation */ 522 __u64 buf; /* buffer in userspace */ 523 union { 524 __u8 ar; /* the access register number */ 525 __u32 sida_offset; /* offset into the sida */ 526 __u8 reserved[32]; /* should be set to 0 */ 527 }; 528 }; 529 /* types for kvm_s390_mem_op->op */ 530 #define KVM_S390_MEMOP_LOGICAL_READ 0 531 #define KVM_S390_MEMOP_LOGICAL_WRITE 1 532 #define KVM_S390_MEMOP_SIDA_READ 2 533 #define KVM_S390_MEMOP_SIDA_WRITE 3 534 /* flags for kvm_s390_mem_op->flags */ 535 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0) 536 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1) 537 538 /* for KVM_INTERRUPT */ 539 struct kvm_interrupt { 540 /* in */ 541 __u32 irq; 542 }; 543 544 /* for KVM_GET_DIRTY_LOG */ 545 struct kvm_dirty_log { 546 __u32 slot; 547 __u32 padding1; 548 union { 549 void __user *dirty_bitmap; /* one bit per page */ 550 __u64 padding2; 551 }; 552 }; 553 554 /* for KVM_CLEAR_DIRTY_LOG */ 555 struct kvm_clear_dirty_log { 556 __u32 slot; 557 __u32 num_pages; 558 __u64 first_page; 559 union { 560 void __user *dirty_bitmap; /* one bit per page */ 561 __u64 padding2; 562 }; 563 }; 564 565 /* for KVM_SET_SIGNAL_MASK */ 566 struct kvm_signal_mask { 567 __u32 len; 568 __u8 sigset[0]; 569 }; 570 571 /* for KVM_TPR_ACCESS_REPORTING */ 572 struct kvm_tpr_access_ctl { 573 __u32 enabled; 574 __u32 flags; 575 __u32 reserved[8]; 576 }; 577 578 /* for KVM_SET_VAPIC_ADDR */ 579 struct kvm_vapic_addr { 580 __u64 vapic_addr; 581 }; 582 583 /* for KVM_SET_MP_STATE */ 584 585 /* not all states are valid on all architectures */ 586 #define KVM_MP_STATE_RUNNABLE 0 587 #define KVM_MP_STATE_UNINITIALIZED 1 588 #define KVM_MP_STATE_INIT_RECEIVED 2 589 #define KVM_MP_STATE_HALTED 3 590 #define KVM_MP_STATE_SIPI_RECEIVED 4 591 #define KVM_MP_STATE_STOPPED 5 592 #define KVM_MP_STATE_CHECK_STOP 6 593 #define KVM_MP_STATE_OPERATING 7 594 #define KVM_MP_STATE_LOAD 8 595 #define KVM_MP_STATE_AP_RESET_HOLD 9 596 597 struct kvm_mp_state { 598 __u32 mp_state; 599 }; 600 601 struct kvm_s390_psw { 602 __u64 mask; 603 __u64 addr; 604 }; 605 606 /* valid values for type in kvm_s390_interrupt */ 607 #define KVM_S390_SIGP_STOP 0xfffe0000u 608 #define KVM_S390_PROGRAM_INT 0xfffe0001u 609 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 610 #define KVM_S390_RESTART 0xfffe0003u 611 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u 612 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u 613 #define KVM_S390_MCHK 0xfffe1000u 614 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u 615 #define KVM_S390_INT_CPU_TIMER 0xffff1005u 616 #define KVM_S390_INT_VIRTIO 0xffff2603u 617 #define KVM_S390_INT_SERVICE 0xffff2401u 618 #define KVM_S390_INT_EMERGENCY 0xffff1201u 619 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 620 /* Anything below 0xfffe0000u is taken by INT_IO */ 621 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ 622 (((schid)) | \ 623 ((ssid) << 16) | \ 624 ((cssid) << 18) | \ 625 ((ai) << 26)) 626 #define KVM_S390_INT_IO_MIN 0x00000000u 627 #define KVM_S390_INT_IO_MAX 0xfffdffffu 628 #define KVM_S390_INT_IO_AI_MASK 0x04000000u 629 630 631 struct kvm_s390_interrupt { 632 __u32 type; 633 __u32 parm; 634 __u64 parm64; 635 }; 636 637 struct kvm_s390_io_info { 638 __u16 subchannel_id; 639 __u16 subchannel_nr; 640 __u32 io_int_parm; 641 __u32 io_int_word; 642 }; 643 644 struct kvm_s390_ext_info { 645 __u32 ext_params; 646 __u32 pad; 647 __u64 ext_params2; 648 }; 649 650 struct kvm_s390_pgm_info { 651 __u64 trans_exc_code; 652 __u64 mon_code; 653 __u64 per_address; 654 __u32 data_exc_code; 655 __u16 code; 656 __u16 mon_class_nr; 657 __u8 per_code; 658 __u8 per_atmid; 659 __u8 exc_access_id; 660 __u8 per_access_id; 661 __u8 op_access_id; 662 #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01 663 #define KVM_S390_PGM_FLAGS_ILC_0 0x02 664 #define KVM_S390_PGM_FLAGS_ILC_1 0x04 665 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06 666 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08 667 __u8 flags; 668 __u8 pad[2]; 669 }; 670 671 struct kvm_s390_prefix_info { 672 __u32 address; 673 }; 674 675 struct kvm_s390_extcall_info { 676 __u16 code; 677 }; 678 679 struct kvm_s390_emerg_info { 680 __u16 code; 681 }; 682 683 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01 684 struct kvm_s390_stop_info { 685 __u32 flags; 686 }; 687 688 struct kvm_s390_mchk_info { 689 __u64 cr14; 690 __u64 mcic; 691 __u64 failing_storage_address; 692 __u32 ext_damage_code; 693 __u32 pad; 694 __u8 fixed_logout[16]; 695 }; 696 697 struct kvm_s390_irq { 698 __u64 type; 699 union { 700 struct kvm_s390_io_info io; 701 struct kvm_s390_ext_info ext; 702 struct kvm_s390_pgm_info pgm; 703 struct kvm_s390_emerg_info emerg; 704 struct kvm_s390_extcall_info extcall; 705 struct kvm_s390_prefix_info prefix; 706 struct kvm_s390_stop_info stop; 707 struct kvm_s390_mchk_info mchk; 708 char reserved[64]; 709 } u; 710 }; 711 712 struct kvm_s390_irq_state { 713 __u64 buf; 714 __u32 flags; /* will stay unused for compatibility reasons */ 715 __u32 len; 716 __u32 reserved[4]; /* will stay unused for compatibility reasons */ 717 }; 718 719 /* for KVM_SET_GUEST_DEBUG */ 720 721 #define KVM_GUESTDBG_ENABLE 0x00000001 722 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 723 724 struct kvm_guest_debug { 725 __u32 control; 726 __u32 pad; 727 struct kvm_guest_debug_arch arch; 728 }; 729 730 enum { 731 kvm_ioeventfd_flag_nr_datamatch, 732 kvm_ioeventfd_flag_nr_pio, 733 kvm_ioeventfd_flag_nr_deassign, 734 kvm_ioeventfd_flag_nr_virtio_ccw_notify, 735 kvm_ioeventfd_flag_nr_fast_mmio, 736 kvm_ioeventfd_flag_nr_max, 737 }; 738 739 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 740 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 741 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 742 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \ 743 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify) 744 745 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 746 747 struct kvm_ioeventfd { 748 __u64 datamatch; 749 __u64 addr; /* legal pio/mmio address */ 750 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */ 751 __s32 fd; 752 __u32 flags; 753 __u8 pad[36]; 754 }; 755 756 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0) 757 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1) 758 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2) 759 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3) 760 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \ 761 KVM_X86_DISABLE_EXITS_HLT | \ 762 KVM_X86_DISABLE_EXITS_PAUSE | \ 763 KVM_X86_DISABLE_EXITS_CSTATE) 764 765 /* for KVM_ENABLE_CAP */ 766 struct kvm_enable_cap { 767 /* in */ 768 __u32 cap; 769 __u32 flags; 770 __u64 args[4]; 771 __u8 pad[64]; 772 }; 773 774 /* for KVM_PPC_GET_PVINFO */ 775 776 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) 777 778 struct kvm_ppc_pvinfo { 779 /* out */ 780 __u32 flags; 781 __u32 hcall[4]; 782 __u8 pad[108]; 783 }; 784 785 /* for KVM_PPC_GET_SMMU_INFO */ 786 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 787 788 struct kvm_ppc_one_page_size { 789 __u32 page_shift; /* Page shift (or 0) */ 790 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 791 }; 792 793 struct kvm_ppc_one_seg_page_size { 794 __u32 page_shift; /* Base page shift of segment (or 0) */ 795 __u32 slb_enc; /* SLB encoding for BookS */ 796 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 797 }; 798 799 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 800 #define KVM_PPC_1T_SEGMENTS 0x00000002 801 #define KVM_PPC_NO_HASH 0x00000004 802 803 struct kvm_ppc_smmu_info { 804 __u64 flags; 805 __u32 slb_size; 806 __u16 data_keys; /* # storage keys supported for data */ 807 __u16 instr_keys; /* # storage keys supported for instructions */ 808 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 809 }; 810 811 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */ 812 struct kvm_ppc_resize_hpt { 813 __u64 flags; 814 __u32 shift; 815 __u32 pad; 816 }; 817 818 #define KVMIO 0xAE 819 820 /* machine type bits, to be used as argument to KVM_CREATE_VM */ 821 #define KVM_VM_S390_UCONTROL 1 822 823 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */ 824 #define KVM_VM_PPC_HV 1 825 #define KVM_VM_PPC_PR 2 826 827 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */ 828 #define KVM_VM_MIPS_AUTO 0 829 #define KVM_VM_MIPS_VZ 1 830 #define KVM_VM_MIPS_TE 2 831 832 #define KVM_S390_SIE_PAGE_OFFSET 1 833 834 /* 835 * On arm64, machine type can be used to request the physical 836 * address size for the VM. Bits[7-0] are reserved for the guest 837 * PA size shift (i.e, log2(PA_Size)). For backward compatibility, 838 * value 0 implies the default IPA size, 40bits. 839 */ 840 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL 841 #define KVM_VM_TYPE_ARM_IPA_SIZE(x) \ 842 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK) 843 /* 844 * ioctls for /dev/kvm fds: 845 */ 846 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 847 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 848 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 849 850 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 851 /* 852 * Check if a kvm extension is available. Argument is extension number, 853 * return is 1 (yes) or 0 (no, sorry). 854 */ 855 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 856 /* 857 * Get size for mmap(vcpu_fd) 858 */ 859 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 860 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 861 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 862 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 863 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 864 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2) 865 #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list) 866 867 /* 868 * Extension capability list. 869 */ 870 #define KVM_CAP_IRQCHIP 0 871 #define KVM_CAP_HLT 1 872 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 873 #define KVM_CAP_USER_MEMORY 3 874 #define KVM_CAP_SET_TSS_ADDR 4 875 #define KVM_CAP_VAPIC 6 876 #define KVM_CAP_EXT_CPUID 7 877 #define KVM_CAP_CLOCKSOURCE 8 878 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 879 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 880 #define KVM_CAP_PIT 11 881 #define KVM_CAP_NOP_IO_DELAY 12 882 #define KVM_CAP_PV_MMU 13 883 #define KVM_CAP_MP_STATE 14 884 #define KVM_CAP_COALESCED_MMIO 15 885 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 886 #define KVM_CAP_IOMMU 18 887 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 888 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 889 #define KVM_CAP_USER_NMI 22 890 #ifdef __KVM_HAVE_GUEST_DEBUG 891 #define KVM_CAP_SET_GUEST_DEBUG 23 892 #endif 893 #ifdef __KVM_HAVE_PIT 894 #define KVM_CAP_REINJECT_CONTROL 24 895 #endif 896 #define KVM_CAP_IRQ_ROUTING 25 897 #define KVM_CAP_IRQ_INJECT_STATUS 26 898 #define KVM_CAP_ASSIGN_DEV_IRQ 29 899 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 900 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 901 #ifdef __KVM_HAVE_MCE 902 #define KVM_CAP_MCE 31 903 #endif 904 #define KVM_CAP_IRQFD 32 905 #ifdef __KVM_HAVE_PIT 906 #define KVM_CAP_PIT2 33 907 #endif 908 #define KVM_CAP_SET_BOOT_CPU_ID 34 909 #ifdef __KVM_HAVE_PIT_STATE2 910 #define KVM_CAP_PIT_STATE2 35 911 #endif 912 #define KVM_CAP_IOEVENTFD 36 913 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 914 #ifdef __KVM_HAVE_XEN_HVM 915 #define KVM_CAP_XEN_HVM 38 916 #endif 917 #define KVM_CAP_ADJUST_CLOCK 39 918 #define KVM_CAP_INTERNAL_ERROR_DATA 40 919 #ifdef __KVM_HAVE_VCPU_EVENTS 920 #define KVM_CAP_VCPU_EVENTS 41 921 #endif 922 #define KVM_CAP_S390_PSW 42 923 #define KVM_CAP_PPC_SEGSTATE 43 924 #define KVM_CAP_HYPERV 44 925 #define KVM_CAP_HYPERV_VAPIC 45 926 #define KVM_CAP_HYPERV_SPIN 46 927 #define KVM_CAP_PCI_SEGMENT 47 928 #define KVM_CAP_PPC_PAIRED_SINGLES 48 929 #define KVM_CAP_INTR_SHADOW 49 930 #ifdef __KVM_HAVE_DEBUGREGS 931 #define KVM_CAP_DEBUGREGS 50 932 #endif 933 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 934 #define KVM_CAP_PPC_OSI 52 935 #define KVM_CAP_PPC_UNSET_IRQ 53 936 #define KVM_CAP_ENABLE_CAP 54 937 #ifdef __KVM_HAVE_XSAVE 938 #define KVM_CAP_XSAVE 55 939 #endif 940 #ifdef __KVM_HAVE_XCRS 941 #define KVM_CAP_XCRS 56 942 #endif 943 #define KVM_CAP_PPC_GET_PVINFO 57 944 #define KVM_CAP_PPC_IRQ_LEVEL 58 945 #define KVM_CAP_ASYNC_PF 59 946 #define KVM_CAP_TSC_CONTROL 60 947 #define KVM_CAP_GET_TSC_KHZ 61 948 #define KVM_CAP_PPC_BOOKE_SREGS 62 949 #define KVM_CAP_SPAPR_TCE 63 950 #define KVM_CAP_PPC_SMT 64 951 #define KVM_CAP_PPC_RMA 65 952 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 953 #define KVM_CAP_PPC_HIOR 67 954 #define KVM_CAP_PPC_PAPR 68 955 #define KVM_CAP_SW_TLB 69 956 #define KVM_CAP_ONE_REG 70 957 #define KVM_CAP_S390_GMAP 71 958 #define KVM_CAP_TSC_DEADLINE_TIMER 72 959 #define KVM_CAP_S390_UCONTROL 73 960 #define KVM_CAP_SYNC_REGS 74 961 #define KVM_CAP_PCI_2_3 75 962 #define KVM_CAP_KVMCLOCK_CTRL 76 963 #define KVM_CAP_SIGNAL_MSI 77 964 #define KVM_CAP_PPC_GET_SMMU_INFO 78 965 #define KVM_CAP_S390_COW 79 966 #define KVM_CAP_PPC_ALLOC_HTAB 80 967 #define KVM_CAP_READONLY_MEM 81 968 #define KVM_CAP_IRQFD_RESAMPLE 82 969 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83 970 #define KVM_CAP_PPC_HTAB_FD 84 971 #define KVM_CAP_S390_CSS_SUPPORT 85 972 #define KVM_CAP_PPC_EPR 86 973 #define KVM_CAP_ARM_PSCI 87 974 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88 975 #define KVM_CAP_DEVICE_CTRL 89 976 #define KVM_CAP_IRQ_MPIC 90 977 #define KVM_CAP_PPC_RTAS 91 978 #define KVM_CAP_IRQ_XICS 92 979 #define KVM_CAP_ARM_EL1_32BIT 93 980 #define KVM_CAP_SPAPR_MULTITCE 94 981 #define KVM_CAP_EXT_EMUL_CPUID 95 982 #define KVM_CAP_HYPERV_TIME 96 983 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97 984 #define KVM_CAP_ENABLE_CAP_VM 98 985 #define KVM_CAP_S390_IRQCHIP 99 986 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100 987 #define KVM_CAP_VM_ATTRIBUTES 101 988 #define KVM_CAP_ARM_PSCI_0_2 102 989 #define KVM_CAP_PPC_FIXUP_HCALL 103 990 #define KVM_CAP_PPC_ENABLE_HCALL 104 991 #define KVM_CAP_CHECK_EXTENSION_VM 105 992 #define KVM_CAP_S390_USER_SIGP 106 993 #define KVM_CAP_S390_VECTOR_REGISTERS 107 994 #define KVM_CAP_S390_MEM_OP 108 995 #define KVM_CAP_S390_USER_STSI 109 996 #define KVM_CAP_S390_SKEYS 110 997 #define KVM_CAP_MIPS_FPU 111 998 #define KVM_CAP_MIPS_MSA 112 999 #define KVM_CAP_S390_INJECT_IRQ 113 1000 #define KVM_CAP_S390_IRQ_STATE 114 1001 #define KVM_CAP_PPC_HWRNG 115 1002 #define KVM_CAP_DISABLE_QUIRKS 116 1003 #define KVM_CAP_X86_SMM 117 1004 #define KVM_CAP_MULTI_ADDRESS_SPACE 118 1005 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119 1006 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120 1007 #define KVM_CAP_SPLIT_IRQCHIP 121 1008 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122 1009 #define KVM_CAP_HYPERV_SYNIC 123 1010 #define KVM_CAP_S390_RI 124 1011 #define KVM_CAP_SPAPR_TCE_64 125 1012 #define KVM_CAP_ARM_PMU_V3 126 1013 #define KVM_CAP_VCPU_ATTRIBUTES 127 1014 #define KVM_CAP_MAX_VCPU_ID 128 1015 #define KVM_CAP_X2APIC_API 129 1016 #define KVM_CAP_S390_USER_INSTR0 130 1017 #define KVM_CAP_MSI_DEVID 131 1018 #define KVM_CAP_PPC_HTM 132 1019 #define KVM_CAP_SPAPR_RESIZE_HPT 133 1020 #define KVM_CAP_PPC_MMU_RADIX 134 1021 #define KVM_CAP_PPC_MMU_HASH_V3 135 1022 #define KVM_CAP_IMMEDIATE_EXIT 136 1023 #define KVM_CAP_MIPS_VZ 137 1024 #define KVM_CAP_MIPS_TE 138 1025 #define KVM_CAP_MIPS_64BIT 139 1026 #define KVM_CAP_S390_GS 140 1027 #define KVM_CAP_S390_AIS 141 1028 #define KVM_CAP_SPAPR_TCE_VFIO 142 1029 #define KVM_CAP_X86_DISABLE_EXITS 143 1030 #define KVM_CAP_ARM_USER_IRQ 144 1031 #define KVM_CAP_S390_CMMA_MIGRATION 145 1032 #define KVM_CAP_PPC_FWNMI 146 1033 #define KVM_CAP_PPC_SMT_POSSIBLE 147 1034 #define KVM_CAP_HYPERV_SYNIC2 148 1035 #define KVM_CAP_HYPERV_VP_INDEX 149 1036 #define KVM_CAP_S390_AIS_MIGRATION 150 1037 #define KVM_CAP_PPC_GET_CPU_CHAR 151 1038 #define KVM_CAP_S390_BPB 152 1039 #define KVM_CAP_GET_MSR_FEATURES 153 1040 #define KVM_CAP_HYPERV_EVENTFD 154 1041 #define KVM_CAP_HYPERV_TLBFLUSH 155 1042 #define KVM_CAP_S390_HPAGE_1M 156 1043 #define KVM_CAP_NESTED_STATE 157 1044 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158 1045 #define KVM_CAP_MSR_PLATFORM_INFO 159 1046 #define KVM_CAP_PPC_NESTED_HV 160 1047 #define KVM_CAP_HYPERV_SEND_IPI 161 1048 #define KVM_CAP_COALESCED_PIO 162 1049 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163 1050 #define KVM_CAP_EXCEPTION_PAYLOAD 164 1051 #define KVM_CAP_ARM_VM_IPA_SIZE 165 1052 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */ 1053 #define KVM_CAP_HYPERV_CPUID 167 1054 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168 1055 #define KVM_CAP_PPC_IRQ_XIVE 169 1056 #define KVM_CAP_ARM_SVE 170 1057 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171 1058 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172 1059 #define KVM_CAP_PMU_EVENT_FILTER 173 1060 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174 1061 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175 1062 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176 1063 #define KVM_CAP_ARM_NISV_TO_USER 177 1064 #define KVM_CAP_ARM_INJECT_EXT_DABT 178 1065 #define KVM_CAP_S390_VCPU_RESETS 179 1066 #define KVM_CAP_S390_PROTECTED 180 1067 #define KVM_CAP_PPC_SECURE_GUEST 181 1068 #define KVM_CAP_HALT_POLL 182 1069 #define KVM_CAP_ASYNC_PF_INT 183 1070 #define KVM_CAP_LAST_CPU 184 1071 #define KVM_CAP_SMALLER_MAXPHYADDR 185 1072 #define KVM_CAP_S390_DIAG318 186 1073 #define KVM_CAP_STEAL_TIME 187 1074 #define KVM_CAP_X86_USER_SPACE_MSR 188 1075 #define KVM_CAP_X86_MSR_FILTER 189 1076 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190 1077 #define KVM_CAP_SYS_HYPERV_CPUID 191 1078 #define KVM_CAP_DIRTY_LOG_RING 192 1079 #define KVM_CAP_X86_BUS_LOCK_EXIT 193 1080 #define KVM_CAP_PPC_DAWR1 194 1081 #define KVM_CAP_SET_GUEST_DEBUG2 195 1082 #define KVM_CAP_SGX_ATTRIBUTE 196 1083 #define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197 1084 #define KVM_CAP_PTP_KVM 198 1085 1086 #ifdef KVM_CAP_IRQ_ROUTING 1087 1088 struct kvm_irq_routing_irqchip { 1089 __u32 irqchip; 1090 __u32 pin; 1091 }; 1092 1093 struct kvm_irq_routing_msi { 1094 __u32 address_lo; 1095 __u32 address_hi; 1096 __u32 data; 1097 union { 1098 __u32 pad; 1099 __u32 devid; 1100 }; 1101 }; 1102 1103 struct kvm_irq_routing_s390_adapter { 1104 __u64 ind_addr; 1105 __u64 summary_addr; 1106 __u64 ind_offset; 1107 __u32 summary_offset; 1108 __u32 adapter_id; 1109 }; 1110 1111 struct kvm_irq_routing_hv_sint { 1112 __u32 vcpu; 1113 __u32 sint; 1114 }; 1115 1116 /* gsi routing entry types */ 1117 #define KVM_IRQ_ROUTING_IRQCHIP 1 1118 #define KVM_IRQ_ROUTING_MSI 2 1119 #define KVM_IRQ_ROUTING_S390_ADAPTER 3 1120 #define KVM_IRQ_ROUTING_HV_SINT 4 1121 1122 struct kvm_irq_routing_entry { 1123 __u32 gsi; 1124 __u32 type; 1125 __u32 flags; 1126 __u32 pad; 1127 union { 1128 struct kvm_irq_routing_irqchip irqchip; 1129 struct kvm_irq_routing_msi msi; 1130 struct kvm_irq_routing_s390_adapter adapter; 1131 struct kvm_irq_routing_hv_sint hv_sint; 1132 __u32 pad[8]; 1133 } u; 1134 }; 1135 1136 struct kvm_irq_routing { 1137 __u32 nr; 1138 __u32 flags; 1139 struct kvm_irq_routing_entry entries[0]; 1140 }; 1141 1142 #endif 1143 1144 #ifdef KVM_CAP_MCE 1145 /* x86 MCE */ 1146 struct kvm_x86_mce { 1147 __u64 status; 1148 __u64 addr; 1149 __u64 misc; 1150 __u64 mcg_status; 1151 __u8 bank; 1152 __u8 pad1[7]; 1153 __u64 pad2[3]; 1154 }; 1155 #endif 1156 1157 #ifdef KVM_CAP_XEN_HVM 1158 #define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR (1 << 0) 1159 #define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL (1 << 1) 1160 #define KVM_XEN_HVM_CONFIG_SHARED_INFO (1 << 2) 1161 #define KVM_XEN_HVM_CONFIG_RUNSTATE (1 << 3) 1162 1163 struct kvm_xen_hvm_config { 1164 __u32 flags; 1165 __u32 msr; 1166 __u64 blob_addr_32; 1167 __u64 blob_addr_64; 1168 __u8 blob_size_32; 1169 __u8 blob_size_64; 1170 __u8 pad2[30]; 1171 }; 1172 #endif 1173 1174 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 1175 /* 1176 * Available with KVM_CAP_IRQFD_RESAMPLE 1177 * 1178 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies 1179 * the irqfd to operate in resampling mode for level triggered interrupt 1180 * emulation. See Documentation/virt/kvm/api.rst. 1181 */ 1182 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) 1183 1184 struct kvm_irqfd { 1185 __u32 fd; 1186 __u32 gsi; 1187 __u32 flags; 1188 __u32 resamplefd; 1189 __u8 pad[16]; 1190 }; 1191 1192 /* For KVM_CAP_ADJUST_CLOCK */ 1193 1194 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */ 1195 #define KVM_CLOCK_TSC_STABLE 2 1196 1197 struct kvm_clock_data { 1198 __u64 clock; 1199 __u32 flags; 1200 __u32 pad[9]; 1201 }; 1202 1203 /* For KVM_CAP_SW_TLB */ 1204 1205 #define KVM_MMU_FSL_BOOKE_NOHV 0 1206 #define KVM_MMU_FSL_BOOKE_HV 1 1207 1208 struct kvm_config_tlb { 1209 __u64 params; 1210 __u64 array; 1211 __u32 mmu_type; 1212 __u32 array_len; 1213 }; 1214 1215 struct kvm_dirty_tlb { 1216 __u64 bitmap; 1217 __u32 num_dirty; 1218 }; 1219 1220 /* Available with KVM_CAP_ONE_REG */ 1221 1222 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL 1223 #define KVM_REG_GENERIC 0x0000000000000000ULL 1224 1225 /* 1226 * Architecture specific registers are to be defined in arch headers and 1227 * ORed with the arch identifier. 1228 */ 1229 #define KVM_REG_PPC 0x1000000000000000ULL 1230 #define KVM_REG_X86 0x2000000000000000ULL 1231 #define KVM_REG_IA64 0x3000000000000000ULL 1232 #define KVM_REG_ARM 0x4000000000000000ULL 1233 #define KVM_REG_S390 0x5000000000000000ULL 1234 #define KVM_REG_ARM64 0x6000000000000000ULL 1235 #define KVM_REG_MIPS 0x7000000000000000ULL 1236 #define KVM_REG_RISCV 0x8000000000000000ULL 1237 1238 #define KVM_REG_SIZE_SHIFT 52 1239 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 1240 #define KVM_REG_SIZE_U8 0x0000000000000000ULL 1241 #define KVM_REG_SIZE_U16 0x0010000000000000ULL 1242 #define KVM_REG_SIZE_U32 0x0020000000000000ULL 1243 #define KVM_REG_SIZE_U64 0x0030000000000000ULL 1244 #define KVM_REG_SIZE_U128 0x0040000000000000ULL 1245 #define KVM_REG_SIZE_U256 0x0050000000000000ULL 1246 #define KVM_REG_SIZE_U512 0x0060000000000000ULL 1247 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL 1248 #define KVM_REG_SIZE_U2048 0x0080000000000000ULL 1249 1250 struct kvm_reg_list { 1251 __u64 n; /* number of regs */ 1252 __u64 reg[0]; 1253 }; 1254 1255 struct kvm_one_reg { 1256 __u64 id; 1257 __u64 addr; 1258 }; 1259 1260 #define KVM_MSI_VALID_DEVID (1U << 0) 1261 struct kvm_msi { 1262 __u32 address_lo; 1263 __u32 address_hi; 1264 __u32 data; 1265 __u32 flags; 1266 __u32 devid; 1267 __u8 pad[12]; 1268 }; 1269 1270 struct kvm_arm_device_addr { 1271 __u64 id; 1272 __u64 addr; 1273 }; 1274 1275 /* 1276 * Device control API, available with KVM_CAP_DEVICE_CTRL 1277 */ 1278 #define KVM_CREATE_DEVICE_TEST 1 1279 1280 struct kvm_create_device { 1281 __u32 type; /* in: KVM_DEV_TYPE_xxx */ 1282 __u32 fd; /* out: device handle */ 1283 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */ 1284 }; 1285 1286 struct kvm_device_attr { 1287 __u32 flags; /* no flags currently defined */ 1288 __u32 group; /* device-defined */ 1289 __u64 attr; /* group-defined */ 1290 __u64 addr; /* userspace address of attr data */ 1291 }; 1292 1293 #define KVM_DEV_VFIO_GROUP 1 1294 #define KVM_DEV_VFIO_GROUP_ADD 1 1295 #define KVM_DEV_VFIO_GROUP_DEL 2 1296 #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3 1297 1298 enum kvm_device_type { 1299 KVM_DEV_TYPE_FSL_MPIC_20 = 1, 1300 #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20 1301 KVM_DEV_TYPE_FSL_MPIC_42, 1302 #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42 1303 KVM_DEV_TYPE_XICS, 1304 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS 1305 KVM_DEV_TYPE_VFIO, 1306 #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO 1307 KVM_DEV_TYPE_ARM_VGIC_V2, 1308 #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2 1309 KVM_DEV_TYPE_FLIC, 1310 #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC 1311 KVM_DEV_TYPE_ARM_VGIC_V3, 1312 #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3 1313 KVM_DEV_TYPE_ARM_VGIC_ITS, 1314 #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS 1315 KVM_DEV_TYPE_XIVE, 1316 #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE 1317 KVM_DEV_TYPE_ARM_PV_TIME, 1318 #define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME 1319 KVM_DEV_TYPE_MAX, 1320 }; 1321 1322 struct kvm_vfio_spapr_tce { 1323 __s32 groupfd; 1324 __s32 tablefd; 1325 }; 1326 1327 /* 1328 * ioctls for VM fds 1329 */ 1330 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) 1331 /* 1332 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 1333 * a vcpu fd. 1334 */ 1335 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 1336 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 1337 /* KVM_SET_MEMORY_ALIAS is obsolete: */ 1338 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) 1339 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 1340 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) 1341 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 1342 struct kvm_userspace_memory_region) 1343 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 1344 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 1345 1346 /* enable ucontrol for s390 */ 1347 struct kvm_s390_ucas_mapping { 1348 __u64 user_addr; 1349 __u64 vcpu_addr; 1350 __u64 length; 1351 }; 1352 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 1353 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 1354 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 1355 1356 /* Device model IOC */ 1357 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 1358 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 1359 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 1360 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 1361 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 1362 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 1363 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 1364 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 1365 #define KVM_REGISTER_COALESCED_MMIO \ 1366 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 1367 #define KVM_UNREGISTER_COALESCED_MMIO \ 1368 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 1369 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 1370 struct kvm_assigned_pci_dev) 1371 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 1372 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 1373 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 1374 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 1375 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 1376 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 1377 struct kvm_assigned_pci_dev) 1378 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 1379 struct kvm_assigned_msix_nr) 1380 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 1381 struct kvm_assigned_msix_entry) 1382 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 1383 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 1384 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 1385 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 1386 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 1387 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 1388 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 1389 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 1390 /* Available with KVM_CAP_PIT_STATE2 */ 1391 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 1392 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 1393 /* Available with KVM_CAP_PPC_GET_PVINFO */ 1394 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 1395 /* Available with KVM_CAP_TSC_CONTROL */ 1396 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 1397 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 1398 /* Available with KVM_CAP_PCI_2_3 */ 1399 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 1400 struct kvm_assigned_pci_dev) 1401 /* Available with KVM_CAP_SIGNAL_MSI */ 1402 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 1403 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 1404 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 1405 /* Available with KVM_CAP_PPC_ALLOC_HTAB */ 1406 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) 1407 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 1408 #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \ 1409 struct kvm_create_spapr_tce_64) 1410 /* Available with KVM_CAP_RMA */ 1411 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 1412 /* Available with KVM_CAP_PPC_HTAB_FD */ 1413 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) 1414 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */ 1415 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) 1416 /* Available with KVM_CAP_PPC_RTAS */ 1417 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args) 1418 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */ 1419 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt) 1420 #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt) 1421 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */ 1422 #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg) 1423 /* Available with KVM_CAP_PPC_RADIX_MMU */ 1424 #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info) 1425 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */ 1426 #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char) 1427 /* Available with KVM_CAP_PMU_EVENT_FILTER */ 1428 #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter) 1429 #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3) 1430 1431 /* ioctl for vm fd */ 1432 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) 1433 1434 /* ioctls for fds returned by KVM_CREATE_DEVICE */ 1435 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr) 1436 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr) 1437 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr) 1438 1439 /* 1440 * ioctls for vcpu fds 1441 */ 1442 #define KVM_RUN _IO(KVMIO, 0x80) 1443 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 1444 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 1445 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 1446 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 1447 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 1448 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 1449 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 1450 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 1451 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 1452 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 1453 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 1454 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 1455 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 1456 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 1457 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 1458 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 1459 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 1460 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 1461 /* Available with KVM_CAP_VAPIC */ 1462 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 1463 /* Available with KVM_CAP_VAPIC */ 1464 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 1465 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 1466 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 1467 /* store status for s390 */ 1468 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 1469 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 1470 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 1471 /* initial ipl psw for s390 */ 1472 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 1473 /* initial reset for s390 */ 1474 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 1475 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 1476 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 1477 /* Available with KVM_CAP_USER_NMI */ 1478 #define KVM_NMI _IO(KVMIO, 0x9a) 1479 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 1480 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 1481 /* MCE for x86 */ 1482 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 1483 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 1484 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 1485 /* Available with KVM_CAP_VCPU_EVENTS */ 1486 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 1487 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 1488 /* Available with KVM_CAP_DEBUGREGS */ 1489 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 1490 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 1491 /* 1492 * vcpu version available with KVM_ENABLE_CAP 1493 * vm version available with KVM_CAP_ENABLE_CAP_VM 1494 */ 1495 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 1496 /* Available with KVM_CAP_XSAVE */ 1497 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 1498 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 1499 /* Available with KVM_CAP_XCRS */ 1500 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 1501 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 1502 /* Available with KVM_CAP_SW_TLB */ 1503 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 1504 /* Available with KVM_CAP_ONE_REG */ 1505 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 1506 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 1507 /* VM is being stopped by host */ 1508 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 1509 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init) 1510 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init) 1511 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list) 1512 /* Available with KVM_CAP_S390_MEM_OP */ 1513 #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op) 1514 /* Available with KVM_CAP_S390_SKEYS */ 1515 #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys) 1516 #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys) 1517 /* Available with KVM_CAP_S390_INJECT_IRQ */ 1518 #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq) 1519 /* Available with KVM_CAP_S390_IRQ_STATE */ 1520 #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state) 1521 #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state) 1522 /* Available with KVM_CAP_X86_SMM */ 1523 #define KVM_SMI _IO(KVMIO, 0xb7) 1524 /* Available with KVM_CAP_S390_CMMA_MIGRATION */ 1525 #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log) 1526 #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log) 1527 /* Memory Encryption Commands */ 1528 #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long) 1529 1530 struct kvm_enc_region { 1531 __u64 addr; 1532 __u64 size; 1533 }; 1534 1535 #define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region) 1536 #define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region) 1537 1538 /* Available with KVM_CAP_HYPERV_EVENTFD */ 1539 #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd) 1540 1541 /* Available with KVM_CAP_NESTED_STATE */ 1542 #define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state) 1543 #define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state) 1544 1545 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */ 1546 #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log) 1547 1548 /* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */ 1549 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2) 1550 1551 /* Available with KVM_CAP_ARM_SVE */ 1552 #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int) 1553 1554 /* Available with KVM_CAP_S390_VCPU_RESETS */ 1555 #define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3) 1556 #define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4) 1557 1558 struct kvm_s390_pv_sec_parm { 1559 __u64 origin; 1560 __u64 length; 1561 }; 1562 1563 struct kvm_s390_pv_unp { 1564 __u64 addr; 1565 __u64 size; 1566 __u64 tweak; 1567 }; 1568 1569 enum pv_cmd_id { 1570 KVM_PV_ENABLE, 1571 KVM_PV_DISABLE, 1572 KVM_PV_SET_SEC_PARMS, 1573 KVM_PV_UNPACK, 1574 KVM_PV_VERIFY, 1575 KVM_PV_PREP_RESET, 1576 KVM_PV_UNSHARE_ALL, 1577 }; 1578 1579 struct kvm_pv_cmd { 1580 __u32 cmd; /* Command to be executed */ 1581 __u16 rc; /* Ultravisor return code */ 1582 __u16 rrc; /* Ultravisor return reason code */ 1583 __u64 data; /* Data or address */ 1584 __u32 flags; /* flags for future extensions. Must be 0 for now */ 1585 __u32 reserved[3]; 1586 }; 1587 1588 /* Available with KVM_CAP_S390_PROTECTED */ 1589 #define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd) 1590 1591 /* Available with KVM_CAP_X86_MSR_FILTER */ 1592 #define KVM_X86_SET_MSR_FILTER _IOW(KVMIO, 0xc6, struct kvm_msr_filter) 1593 1594 /* Available with KVM_CAP_DIRTY_LOG_RING */ 1595 #define KVM_RESET_DIRTY_RINGS _IO(KVMIO, 0xc7) 1596 1597 /* Per-VM Xen attributes */ 1598 #define KVM_XEN_HVM_GET_ATTR _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr) 1599 #define KVM_XEN_HVM_SET_ATTR _IOW(KVMIO, 0xc9, struct kvm_xen_hvm_attr) 1600 1601 struct kvm_xen_hvm_attr { 1602 __u16 type; 1603 __u16 pad[3]; 1604 union { 1605 __u8 long_mode; 1606 __u8 vector; 1607 struct { 1608 __u64 gfn; 1609 } shared_info; 1610 __u64 pad[8]; 1611 } u; 1612 }; 1613 1614 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ 1615 #define KVM_XEN_ATTR_TYPE_LONG_MODE 0x0 1616 #define KVM_XEN_ATTR_TYPE_SHARED_INFO 0x1 1617 #define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR 0x2 1618 1619 /* Per-vCPU Xen attributes */ 1620 #define KVM_XEN_VCPU_GET_ATTR _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr) 1621 #define KVM_XEN_VCPU_SET_ATTR _IOW(KVMIO, 0xcb, struct kvm_xen_vcpu_attr) 1622 1623 struct kvm_xen_vcpu_attr { 1624 __u16 type; 1625 __u16 pad[3]; 1626 union { 1627 __u64 gpa; 1628 __u64 pad[8]; 1629 struct { 1630 __u64 state; 1631 __u64 state_entry_time; 1632 __u64 time_running; 1633 __u64 time_runnable; 1634 __u64 time_blocked; 1635 __u64 time_offline; 1636 } runstate; 1637 } u; 1638 }; 1639 1640 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ 1641 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO 0x0 1642 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO 0x1 1643 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR 0x2 1644 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT 0x3 1645 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA 0x4 1646 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST 0x5 1647 1648 /* Secure Encrypted Virtualization command */ 1649 enum sev_cmd_id { 1650 /* Guest initialization commands */ 1651 KVM_SEV_INIT = 0, 1652 KVM_SEV_ES_INIT, 1653 /* Guest launch commands */ 1654 KVM_SEV_LAUNCH_START, 1655 KVM_SEV_LAUNCH_UPDATE_DATA, 1656 KVM_SEV_LAUNCH_UPDATE_VMSA, 1657 KVM_SEV_LAUNCH_SECRET, 1658 KVM_SEV_LAUNCH_MEASURE, 1659 KVM_SEV_LAUNCH_FINISH, 1660 /* Guest migration commands (outgoing) */ 1661 KVM_SEV_SEND_START, 1662 KVM_SEV_SEND_UPDATE_DATA, 1663 KVM_SEV_SEND_UPDATE_VMSA, 1664 KVM_SEV_SEND_FINISH, 1665 /* Guest migration commands (incoming) */ 1666 KVM_SEV_RECEIVE_START, 1667 KVM_SEV_RECEIVE_UPDATE_DATA, 1668 KVM_SEV_RECEIVE_UPDATE_VMSA, 1669 KVM_SEV_RECEIVE_FINISH, 1670 /* Guest status and debug commands */ 1671 KVM_SEV_GUEST_STATUS, 1672 KVM_SEV_DBG_DECRYPT, 1673 KVM_SEV_DBG_ENCRYPT, 1674 /* Guest certificates commands */ 1675 KVM_SEV_CERT_EXPORT, 1676 /* Attestation report */ 1677 KVM_SEV_GET_ATTESTATION_REPORT, 1678 /* Guest Migration Extension */ 1679 KVM_SEV_SEND_CANCEL, 1680 1681 KVM_SEV_NR_MAX, 1682 }; 1683 1684 struct kvm_sev_cmd { 1685 __u32 id; 1686 __u64 data; 1687 __u32 error; 1688 __u32 sev_fd; 1689 }; 1690 1691 struct kvm_sev_launch_start { 1692 __u32 handle; 1693 __u32 policy; 1694 __u64 dh_uaddr; 1695 __u32 dh_len; 1696 __u64 session_uaddr; 1697 __u32 session_len; 1698 }; 1699 1700 struct kvm_sev_launch_update_data { 1701 __u64 uaddr; 1702 __u32 len; 1703 }; 1704 1705 1706 struct kvm_sev_launch_secret { 1707 __u64 hdr_uaddr; 1708 __u32 hdr_len; 1709 __u64 guest_uaddr; 1710 __u32 guest_len; 1711 __u64 trans_uaddr; 1712 __u32 trans_len; 1713 }; 1714 1715 struct kvm_sev_launch_measure { 1716 __u64 uaddr; 1717 __u32 len; 1718 }; 1719 1720 struct kvm_sev_guest_status { 1721 __u32 handle; 1722 __u32 policy; 1723 __u32 state; 1724 }; 1725 1726 struct kvm_sev_dbg { 1727 __u64 src_uaddr; 1728 __u64 dst_uaddr; 1729 __u32 len; 1730 }; 1731 1732 struct kvm_sev_attestation_report { 1733 __u8 mnonce[16]; 1734 __u64 uaddr; 1735 __u32 len; 1736 }; 1737 1738 struct kvm_sev_send_start { 1739 __u32 policy; 1740 __u64 pdh_cert_uaddr; 1741 __u32 pdh_cert_len; 1742 __u64 plat_certs_uaddr; 1743 __u32 plat_certs_len; 1744 __u64 amd_certs_uaddr; 1745 __u32 amd_certs_len; 1746 __u64 session_uaddr; 1747 __u32 session_len; 1748 }; 1749 1750 struct kvm_sev_send_update_data { 1751 __u64 hdr_uaddr; 1752 __u32 hdr_len; 1753 __u64 guest_uaddr; 1754 __u32 guest_len; 1755 __u64 trans_uaddr; 1756 __u32 trans_len; 1757 }; 1758 1759 struct kvm_sev_receive_start { 1760 __u32 handle; 1761 __u32 policy; 1762 __u64 pdh_uaddr; 1763 __u32 pdh_len; 1764 __u64 session_uaddr; 1765 __u32 session_len; 1766 }; 1767 1768 struct kvm_sev_receive_update_data { 1769 __u64 hdr_uaddr; 1770 __u32 hdr_len; 1771 __u64 guest_uaddr; 1772 __u32 guest_len; 1773 __u64 trans_uaddr; 1774 __u32 trans_len; 1775 }; 1776 1777 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 1778 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 1779 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 1780 1781 struct kvm_assigned_pci_dev { 1782 __u32 assigned_dev_id; 1783 __u32 busnr; 1784 __u32 devfn; 1785 __u32 flags; 1786 __u32 segnr; 1787 union { 1788 __u32 reserved[11]; 1789 }; 1790 }; 1791 1792 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 1793 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 1794 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 1795 1796 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 1797 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 1798 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 1799 1800 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 1801 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 1802 1803 struct kvm_assigned_irq { 1804 __u32 assigned_dev_id; 1805 __u32 host_irq; /* ignored (legacy field) */ 1806 __u32 guest_irq; 1807 __u32 flags; 1808 union { 1809 __u32 reserved[12]; 1810 }; 1811 }; 1812 1813 struct kvm_assigned_msix_nr { 1814 __u32 assigned_dev_id; 1815 __u16 entry_nr; 1816 __u16 padding; 1817 }; 1818 1819 #define KVM_MAX_MSIX_PER_DEV 256 1820 struct kvm_assigned_msix_entry { 1821 __u32 assigned_dev_id; 1822 __u32 gsi; 1823 __u16 entry; /* The index of entry in the MSI-X table */ 1824 __u16 padding[3]; 1825 }; 1826 1827 #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0) 1828 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1) 1829 1830 /* Available with KVM_CAP_ARM_USER_IRQ */ 1831 1832 /* Bits for run->s.regs.device_irq_level */ 1833 #define KVM_ARM_DEV_EL1_VTIMER (1 << 0) 1834 #define KVM_ARM_DEV_EL1_PTIMER (1 << 1) 1835 #define KVM_ARM_DEV_PMU (1 << 2) 1836 1837 struct kvm_hyperv_eventfd { 1838 __u32 conn_id; 1839 __s32 fd; 1840 __u32 flags; 1841 __u32 padding[3]; 1842 }; 1843 1844 #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff 1845 #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0) 1846 1847 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0) 1848 #define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1) 1849 1850 /* 1851 * Arch needs to define the macro after implementing the dirty ring 1852 * feature. KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the 1853 * starting page offset of the dirty ring structures. 1854 */ 1855 #ifndef KVM_DIRTY_LOG_PAGE_OFFSET 1856 #define KVM_DIRTY_LOG_PAGE_OFFSET 0 1857 #endif 1858 1859 /* 1860 * KVM dirty GFN flags, defined as: 1861 * 1862 * |---------------+---------------+--------------| 1863 * | bit 1 (reset) | bit 0 (dirty) | Status | 1864 * |---------------+---------------+--------------| 1865 * | 0 | 0 | Invalid GFN | 1866 * | 0 | 1 | Dirty GFN | 1867 * | 1 | X | GFN to reset | 1868 * |---------------+---------------+--------------| 1869 * 1870 * Lifecycle of a dirty GFN goes like: 1871 * 1872 * dirtied harvested reset 1873 * 00 -----------> 01 -------------> 1X -------+ 1874 * ^ | 1875 * | | 1876 * +------------------------------------------+ 1877 * 1878 * The userspace program is only responsible for the 01->1X state 1879 * conversion after harvesting an entry. Also, it must not skip any 1880 * dirty bits, so that dirty bits are always harvested in sequence. 1881 */ 1882 #define KVM_DIRTY_GFN_F_DIRTY BIT(0) 1883 #define KVM_DIRTY_GFN_F_RESET BIT(1) 1884 #define KVM_DIRTY_GFN_F_MASK 0x3 1885 1886 /* 1887 * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of 1888 * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn. The 1889 * size of the gfn buffer is decided by the first argument when 1890 * enabling KVM_CAP_DIRTY_LOG_RING. 1891 */ 1892 struct kvm_dirty_gfn { 1893 __u32 flags; 1894 __u32 slot; 1895 __u64 offset; 1896 }; 1897 1898 #define KVM_BUS_LOCK_DETECTION_OFF (1 << 0) 1899 #define KVM_BUS_LOCK_DETECTION_EXIT (1 << 1) 1900 1901 #endif /* __LINUX_KVM_H */ 1902