1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef __LINUX_KVM_H 3 #define __LINUX_KVM_H 4 5 /* 6 * Userspace interface for /dev/kvm - kernel based virtual machine 7 * 8 * Note: you must update KVM_API_VERSION if you change this interface. 9 */ 10 11 #include <linux/const.h> 12 #include <linux/types.h> 13 14 #include <linux/ioctl.h> 15 #include <asm/kvm.h> 16 17 #define KVM_API_VERSION 12 18 19 /* *** Deprecated interfaces *** */ 20 21 #define KVM_TRC_SHIFT 16 22 23 #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT) 24 #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1)) 25 26 #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01) 27 #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02) 28 #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01) 29 30 #define KVM_TRC_HEAD_SIZE 12 31 #define KVM_TRC_CYCLE_SIZE 8 32 #define KVM_TRC_EXTRA_MAX 7 33 34 #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02) 35 #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03) 36 #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04) 37 #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05) 38 #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06) 39 #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07) 40 #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08) 41 #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09) 42 #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A) 43 #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B) 44 #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C) 45 #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D) 46 #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E) 47 #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F) 48 #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10) 49 #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11) 50 #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12) 51 #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13) 52 #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14) 53 #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15) 54 #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16) 55 #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17) 56 #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18) 57 #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19) 58 59 struct kvm_user_trace_setup { 60 __u32 buf_size; 61 __u32 buf_nr; 62 }; 63 64 #define __KVM_DEPRECATED_MAIN_W_0x06 \ 65 _IOW(KVMIO, 0x06, struct kvm_user_trace_setup) 66 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07) 67 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08) 68 69 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq) 70 71 struct kvm_breakpoint { 72 __u32 enabled; 73 __u32 padding; 74 __u64 address; 75 }; 76 77 struct kvm_debug_guest { 78 __u32 enabled; 79 __u32 pad; 80 struct kvm_breakpoint breakpoints[4]; 81 __u32 singlestep; 82 }; 83 84 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest) 85 86 /* *** End of deprecated interfaces *** */ 87 88 89 /* for KVM_CREATE_MEMORY_REGION */ 90 struct kvm_memory_region { 91 __u32 slot; 92 __u32 flags; 93 __u64 guest_phys_addr; 94 __u64 memory_size; /* bytes */ 95 }; 96 97 /* for KVM_SET_USER_MEMORY_REGION */ 98 struct kvm_userspace_memory_region { 99 __u32 slot; 100 __u32 flags; 101 __u64 guest_phys_addr; 102 __u64 memory_size; /* bytes */ 103 __u64 userspace_addr; /* start of the userspace allocated memory */ 104 }; 105 106 /* 107 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace, 108 * other bits are reserved for kvm internal use which are defined in 109 * include/linux/kvm_host.h. 110 */ 111 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0) 112 #define KVM_MEM_READONLY (1UL << 1) 113 114 /* for KVM_IRQ_LINE */ 115 struct kvm_irq_level { 116 /* 117 * ACPI gsi notion of irq. 118 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47.. 119 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23.. 120 * For ARM: See Documentation/virt/kvm/api.rst 121 */ 122 union { 123 __u32 irq; 124 __s32 status; 125 }; 126 __u32 level; 127 }; 128 129 130 struct kvm_irqchip { 131 __u32 chip_id; 132 __u32 pad; 133 union { 134 char dummy[512]; /* reserving space */ 135 #ifdef __KVM_HAVE_PIT 136 struct kvm_pic_state pic; 137 #endif 138 #ifdef __KVM_HAVE_IOAPIC 139 struct kvm_ioapic_state ioapic; 140 #endif 141 } chip; 142 }; 143 144 /* for KVM_CREATE_PIT2 */ 145 struct kvm_pit_config { 146 __u32 flags; 147 __u32 pad[15]; 148 }; 149 150 #define KVM_PIT_SPEAKER_DUMMY 1 151 152 struct kvm_s390_skeys { 153 __u64 start_gfn; 154 __u64 count; 155 __u64 skeydata_addr; 156 __u32 flags; 157 __u32 reserved[9]; 158 }; 159 160 #define KVM_S390_CMMA_PEEK (1 << 0) 161 162 /** 163 * kvm_s390_cmma_log - Used for CMMA migration. 164 * 165 * Used both for input and output. 166 * 167 * @start_gfn: Guest page number to start from. 168 * @count: Size of the result buffer. 169 * @flags: Control operation mode via KVM_S390_CMMA_* flags 170 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty 171 * pages are still remaining. 172 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set 173 * in the PGSTE. 174 * @values: Pointer to the values buffer. 175 * 176 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls. 177 */ 178 struct kvm_s390_cmma_log { 179 __u64 start_gfn; 180 __u32 count; 181 __u32 flags; 182 union { 183 __u64 remaining; 184 __u64 mask; 185 }; 186 __u64 values; 187 }; 188 189 struct kvm_hyperv_exit { 190 #define KVM_EXIT_HYPERV_SYNIC 1 191 #define KVM_EXIT_HYPERV_HCALL 2 192 #define KVM_EXIT_HYPERV_SYNDBG 3 193 __u32 type; 194 __u32 pad1; 195 union { 196 struct { 197 __u32 msr; 198 __u32 pad2; 199 __u64 control; 200 __u64 evt_page; 201 __u64 msg_page; 202 } synic; 203 struct { 204 __u64 input; 205 __u64 result; 206 __u64 params[2]; 207 } hcall; 208 struct { 209 __u32 msr; 210 __u32 pad2; 211 __u64 control; 212 __u64 status; 213 __u64 send_page; 214 __u64 recv_page; 215 __u64 pending_page; 216 } syndbg; 217 } u; 218 }; 219 220 struct kvm_xen_exit { 221 #define KVM_EXIT_XEN_HCALL 1 222 __u32 type; 223 union { 224 struct { 225 __u32 longmode; 226 __u32 cpl; 227 __u64 input; 228 __u64 result; 229 __u64 params[6]; 230 } hcall; 231 } u; 232 }; 233 234 #define KVM_S390_GET_SKEYS_NONE 1 235 #define KVM_S390_SKEYS_MAX 1048576 236 237 #define KVM_EXIT_UNKNOWN 0 238 #define KVM_EXIT_EXCEPTION 1 239 #define KVM_EXIT_IO 2 240 #define KVM_EXIT_HYPERCALL 3 241 #define KVM_EXIT_DEBUG 4 242 #define KVM_EXIT_HLT 5 243 #define KVM_EXIT_MMIO 6 244 #define KVM_EXIT_IRQ_WINDOW_OPEN 7 245 #define KVM_EXIT_SHUTDOWN 8 246 #define KVM_EXIT_FAIL_ENTRY 9 247 #define KVM_EXIT_INTR 10 248 #define KVM_EXIT_SET_TPR 11 249 #define KVM_EXIT_TPR_ACCESS 12 250 #define KVM_EXIT_S390_SIEIC 13 251 #define KVM_EXIT_S390_RESET 14 252 #define KVM_EXIT_DCR 15 /* deprecated */ 253 #define KVM_EXIT_NMI 16 254 #define KVM_EXIT_INTERNAL_ERROR 17 255 #define KVM_EXIT_OSI 18 256 #define KVM_EXIT_PAPR_HCALL 19 257 #define KVM_EXIT_S390_UCONTROL 20 258 #define KVM_EXIT_WATCHDOG 21 259 #define KVM_EXIT_S390_TSCH 22 260 #define KVM_EXIT_EPR 23 261 #define KVM_EXIT_SYSTEM_EVENT 24 262 #define KVM_EXIT_S390_STSI 25 263 #define KVM_EXIT_IOAPIC_EOI 26 264 #define KVM_EXIT_HYPERV 27 265 #define KVM_EXIT_ARM_NISV 28 266 #define KVM_EXIT_X86_RDMSR 29 267 #define KVM_EXIT_X86_WRMSR 30 268 #define KVM_EXIT_DIRTY_RING_FULL 31 269 #define KVM_EXIT_AP_RESET_HOLD 32 270 #define KVM_EXIT_X86_BUS_LOCK 33 271 #define KVM_EXIT_XEN 34 272 #define KVM_EXIT_RISCV_SBI 35 273 #define KVM_EXIT_RISCV_CSR 36 274 #define KVM_EXIT_NOTIFY 37 275 276 /* For KVM_EXIT_INTERNAL_ERROR */ 277 /* Emulate instruction failed. */ 278 #define KVM_INTERNAL_ERROR_EMULATION 1 279 /* Encounter unexpected simultaneous exceptions. */ 280 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 281 /* Encounter unexpected vm-exit due to delivery event. */ 282 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3 283 /* Encounter unexpected vm-exit reason */ 284 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4 285 286 /* Flags that describe what fields in emulation_failure hold valid data. */ 287 #define KVM_INTERNAL_ERROR_EMULATION_FLAG_INSTRUCTION_BYTES (1ULL << 0) 288 289 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 290 struct kvm_run { 291 /* in */ 292 __u8 request_interrupt_window; 293 __u8 immediate_exit; 294 __u8 padding1[6]; 295 296 /* out */ 297 __u32 exit_reason; 298 __u8 ready_for_interrupt_injection; 299 __u8 if_flag; 300 __u16 flags; 301 302 /* in (pre_kvm_run), out (post_kvm_run) */ 303 __u64 cr8; 304 __u64 apic_base; 305 306 #ifdef __KVM_S390 307 /* the processor status word for s390 */ 308 __u64 psw_mask; /* psw upper half */ 309 __u64 psw_addr; /* psw lower half */ 310 #endif 311 union { 312 /* KVM_EXIT_UNKNOWN */ 313 struct { 314 __u64 hardware_exit_reason; 315 } hw; 316 /* KVM_EXIT_FAIL_ENTRY */ 317 struct { 318 __u64 hardware_entry_failure_reason; 319 __u32 cpu; 320 } fail_entry; 321 /* KVM_EXIT_EXCEPTION */ 322 struct { 323 __u32 exception; 324 __u32 error_code; 325 } ex; 326 /* KVM_EXIT_IO */ 327 struct { 328 #define KVM_EXIT_IO_IN 0 329 #define KVM_EXIT_IO_OUT 1 330 __u8 direction; 331 __u8 size; /* bytes */ 332 __u16 port; 333 __u32 count; 334 __u64 data_offset; /* relative to kvm_run start */ 335 } io; 336 /* KVM_EXIT_DEBUG */ 337 struct { 338 struct kvm_debug_exit_arch arch; 339 } debug; 340 /* KVM_EXIT_MMIO */ 341 struct { 342 __u64 phys_addr; 343 __u8 data[8]; 344 __u32 len; 345 __u8 is_write; 346 } mmio; 347 /* KVM_EXIT_HYPERCALL */ 348 struct { 349 __u64 nr; 350 __u64 args[6]; 351 __u64 ret; 352 __u32 longmode; 353 __u32 pad; 354 } hypercall; 355 /* KVM_EXIT_TPR_ACCESS */ 356 struct { 357 __u64 rip; 358 __u32 is_write; 359 __u32 pad; 360 } tpr_access; 361 /* KVM_EXIT_S390_SIEIC */ 362 struct { 363 __u8 icptcode; 364 __u16 ipa; 365 __u32 ipb; 366 } s390_sieic; 367 /* KVM_EXIT_S390_RESET */ 368 #define KVM_S390_RESET_POR 1 369 #define KVM_S390_RESET_CLEAR 2 370 #define KVM_S390_RESET_SUBSYSTEM 4 371 #define KVM_S390_RESET_CPU_INIT 8 372 #define KVM_S390_RESET_IPL 16 373 __u64 s390_reset_flags; 374 /* KVM_EXIT_S390_UCONTROL */ 375 struct { 376 __u64 trans_exc_code; 377 __u32 pgm_code; 378 } s390_ucontrol; 379 /* KVM_EXIT_DCR (deprecated) */ 380 struct { 381 __u32 dcrn; 382 __u32 data; 383 __u8 is_write; 384 } dcr; 385 /* KVM_EXIT_INTERNAL_ERROR */ 386 struct { 387 __u32 suberror; 388 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 389 __u32 ndata; 390 __u64 data[16]; 391 } internal; 392 /* 393 * KVM_INTERNAL_ERROR_EMULATION 394 * 395 * "struct emulation_failure" is an overlay of "struct internal" 396 * that is used for the KVM_INTERNAL_ERROR_EMULATION sub-type of 397 * KVM_EXIT_INTERNAL_ERROR. Note, unlike other internal error 398 * sub-types, this struct is ABI! It also needs to be backwards 399 * compatible with "struct internal". Take special care that 400 * "ndata" is correct, that new fields are enumerated in "flags", 401 * and that each flag enumerates fields that are 64-bit aligned 402 * and sized (so that ndata+internal.data[] is valid/accurate). 403 * 404 * Space beyond the defined fields may be used to store arbitrary 405 * debug information relating to the emulation failure. It is 406 * accounted for in "ndata" but the format is unspecified and is 407 * not represented in "flags". Any such information is *not* ABI! 408 */ 409 struct { 410 __u32 suberror; 411 __u32 ndata; 412 __u64 flags; 413 union { 414 struct { 415 __u8 insn_size; 416 __u8 insn_bytes[15]; 417 }; 418 }; 419 /* Arbitrary debug data may follow. */ 420 } emulation_failure; 421 /* KVM_EXIT_OSI */ 422 struct { 423 __u64 gprs[32]; 424 } osi; 425 /* KVM_EXIT_PAPR_HCALL */ 426 struct { 427 __u64 nr; 428 __u64 ret; 429 __u64 args[9]; 430 } papr_hcall; 431 /* KVM_EXIT_S390_TSCH */ 432 struct { 433 __u16 subchannel_id; 434 __u16 subchannel_nr; 435 __u32 io_int_parm; 436 __u32 io_int_word; 437 __u32 ipb; 438 __u8 dequeued; 439 } s390_tsch; 440 /* KVM_EXIT_EPR */ 441 struct { 442 __u32 epr; 443 } epr; 444 /* KVM_EXIT_SYSTEM_EVENT */ 445 struct { 446 #define KVM_SYSTEM_EVENT_SHUTDOWN 1 447 #define KVM_SYSTEM_EVENT_RESET 2 448 #define KVM_SYSTEM_EVENT_CRASH 3 449 #define KVM_SYSTEM_EVENT_WAKEUP 4 450 #define KVM_SYSTEM_EVENT_SUSPEND 5 451 #define KVM_SYSTEM_EVENT_SEV_TERM 6 452 __u32 type; 453 __u32 ndata; 454 union { 455 __u64 flags; 456 __u64 data[16]; 457 }; 458 } system_event; 459 /* KVM_EXIT_S390_STSI */ 460 struct { 461 __u64 addr; 462 __u8 ar; 463 __u8 reserved; 464 __u8 fc; 465 __u8 sel1; 466 __u16 sel2; 467 } s390_stsi; 468 /* KVM_EXIT_IOAPIC_EOI */ 469 struct { 470 __u8 vector; 471 } eoi; 472 /* KVM_EXIT_HYPERV */ 473 struct kvm_hyperv_exit hyperv; 474 /* KVM_EXIT_ARM_NISV */ 475 struct { 476 __u64 esr_iss; 477 __u64 fault_ipa; 478 } arm_nisv; 479 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */ 480 struct { 481 __u8 error; /* user -> kernel */ 482 __u8 pad[7]; 483 #define KVM_MSR_EXIT_REASON_INVAL (1 << 0) 484 #define KVM_MSR_EXIT_REASON_UNKNOWN (1 << 1) 485 #define KVM_MSR_EXIT_REASON_FILTER (1 << 2) 486 __u32 reason; /* kernel -> user */ 487 __u32 index; /* kernel -> user */ 488 __u64 data; /* kernel <-> user */ 489 } msr; 490 /* KVM_EXIT_XEN */ 491 struct kvm_xen_exit xen; 492 /* KVM_EXIT_RISCV_SBI */ 493 struct { 494 unsigned long extension_id; 495 unsigned long function_id; 496 unsigned long args[6]; 497 unsigned long ret[2]; 498 } riscv_sbi; 499 /* KVM_EXIT_RISCV_CSR */ 500 struct { 501 unsigned long csr_num; 502 unsigned long new_value; 503 unsigned long write_mask; 504 unsigned long ret_value; 505 } riscv_csr; 506 /* KVM_EXIT_NOTIFY */ 507 struct { 508 #define KVM_NOTIFY_CONTEXT_INVALID (1 << 0) 509 __u32 flags; 510 } notify; 511 /* Fix the size of the union. */ 512 char padding[256]; 513 }; 514 515 /* 2048 is the size of the char array used to bound/pad the size 516 * of the union that holds sync regs. 517 */ 518 #define SYNC_REGS_SIZE_BYTES 2048 519 /* 520 * shared registers between kvm and userspace. 521 * kvm_valid_regs specifies the register classes set by the host 522 * kvm_dirty_regs specified the register classes dirtied by userspace 523 * struct kvm_sync_regs is architecture specific, as well as the 524 * bits for kvm_valid_regs and kvm_dirty_regs 525 */ 526 __u64 kvm_valid_regs; 527 __u64 kvm_dirty_regs; 528 union { 529 struct kvm_sync_regs regs; 530 char padding[SYNC_REGS_SIZE_BYTES]; 531 } s; 532 }; 533 534 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 535 536 struct kvm_coalesced_mmio_zone { 537 __u64 addr; 538 __u32 size; 539 union { 540 __u32 pad; 541 __u32 pio; 542 }; 543 }; 544 545 struct kvm_coalesced_mmio { 546 __u64 phys_addr; 547 __u32 len; 548 union { 549 __u32 pad; 550 __u32 pio; 551 }; 552 __u8 data[8]; 553 }; 554 555 struct kvm_coalesced_mmio_ring { 556 __u32 first, last; 557 struct kvm_coalesced_mmio coalesced_mmio[]; 558 }; 559 560 #define KVM_COALESCED_MMIO_MAX \ 561 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 562 sizeof(struct kvm_coalesced_mmio)) 563 564 /* for KVM_TRANSLATE */ 565 struct kvm_translation { 566 /* in */ 567 __u64 linear_address; 568 569 /* out */ 570 __u64 physical_address; 571 __u8 valid; 572 __u8 writeable; 573 __u8 usermode; 574 __u8 pad[5]; 575 }; 576 577 /* for KVM_S390_MEM_OP */ 578 struct kvm_s390_mem_op { 579 /* in */ 580 __u64 gaddr; /* the guest address */ 581 __u64 flags; /* flags */ 582 __u32 size; /* amount of bytes */ 583 __u32 op; /* type of operation */ 584 __u64 buf; /* buffer in userspace */ 585 union { 586 struct { 587 __u8 ar; /* the access register number */ 588 __u8 key; /* access key, ignored if flag unset */ 589 }; 590 __u32 sida_offset; /* offset into the sida */ 591 __u8 reserved[32]; /* ignored */ 592 }; 593 }; 594 /* types for kvm_s390_mem_op->op */ 595 #define KVM_S390_MEMOP_LOGICAL_READ 0 596 #define KVM_S390_MEMOP_LOGICAL_WRITE 1 597 #define KVM_S390_MEMOP_SIDA_READ 2 598 #define KVM_S390_MEMOP_SIDA_WRITE 3 599 #define KVM_S390_MEMOP_ABSOLUTE_READ 4 600 #define KVM_S390_MEMOP_ABSOLUTE_WRITE 5 601 /* flags for kvm_s390_mem_op->flags */ 602 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0) 603 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1) 604 #define KVM_S390_MEMOP_F_SKEY_PROTECTION (1ULL << 2) 605 606 /* for KVM_INTERRUPT */ 607 struct kvm_interrupt { 608 /* in */ 609 __u32 irq; 610 }; 611 612 /* for KVM_GET_DIRTY_LOG */ 613 struct kvm_dirty_log { 614 __u32 slot; 615 __u32 padding1; 616 union { 617 void *dirty_bitmap; /* one bit per page */ 618 __u64 padding2; 619 }; 620 }; 621 622 /* for KVM_CLEAR_DIRTY_LOG */ 623 struct kvm_clear_dirty_log { 624 __u32 slot; 625 __u32 num_pages; 626 __u64 first_page; 627 union { 628 void *dirty_bitmap; /* one bit per page */ 629 __u64 padding2; 630 }; 631 }; 632 633 /* for KVM_SET_SIGNAL_MASK */ 634 struct kvm_signal_mask { 635 __u32 len; 636 __u8 sigset[]; 637 }; 638 639 /* for KVM_TPR_ACCESS_REPORTING */ 640 struct kvm_tpr_access_ctl { 641 __u32 enabled; 642 __u32 flags; 643 __u32 reserved[8]; 644 }; 645 646 /* for KVM_SET_VAPIC_ADDR */ 647 struct kvm_vapic_addr { 648 __u64 vapic_addr; 649 }; 650 651 /* for KVM_SET_MP_STATE */ 652 653 /* not all states are valid on all architectures */ 654 #define KVM_MP_STATE_RUNNABLE 0 655 #define KVM_MP_STATE_UNINITIALIZED 1 656 #define KVM_MP_STATE_INIT_RECEIVED 2 657 #define KVM_MP_STATE_HALTED 3 658 #define KVM_MP_STATE_SIPI_RECEIVED 4 659 #define KVM_MP_STATE_STOPPED 5 660 #define KVM_MP_STATE_CHECK_STOP 6 661 #define KVM_MP_STATE_OPERATING 7 662 #define KVM_MP_STATE_LOAD 8 663 #define KVM_MP_STATE_AP_RESET_HOLD 9 664 #define KVM_MP_STATE_SUSPENDED 10 665 666 struct kvm_mp_state { 667 __u32 mp_state; 668 }; 669 670 struct kvm_s390_psw { 671 __u64 mask; 672 __u64 addr; 673 }; 674 675 /* valid values for type in kvm_s390_interrupt */ 676 #define KVM_S390_SIGP_STOP 0xfffe0000u 677 #define KVM_S390_PROGRAM_INT 0xfffe0001u 678 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 679 #define KVM_S390_RESTART 0xfffe0003u 680 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u 681 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u 682 #define KVM_S390_MCHK 0xfffe1000u 683 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u 684 #define KVM_S390_INT_CPU_TIMER 0xffff1005u 685 #define KVM_S390_INT_VIRTIO 0xffff2603u 686 #define KVM_S390_INT_SERVICE 0xffff2401u 687 #define KVM_S390_INT_EMERGENCY 0xffff1201u 688 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 689 /* Anything below 0xfffe0000u is taken by INT_IO */ 690 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ 691 (((schid)) | \ 692 ((ssid) << 16) | \ 693 ((cssid) << 18) | \ 694 ((ai) << 26)) 695 #define KVM_S390_INT_IO_MIN 0x00000000u 696 #define KVM_S390_INT_IO_MAX 0xfffdffffu 697 #define KVM_S390_INT_IO_AI_MASK 0x04000000u 698 699 700 struct kvm_s390_interrupt { 701 __u32 type; 702 __u32 parm; 703 __u64 parm64; 704 }; 705 706 struct kvm_s390_io_info { 707 __u16 subchannel_id; 708 __u16 subchannel_nr; 709 __u32 io_int_parm; 710 __u32 io_int_word; 711 }; 712 713 struct kvm_s390_ext_info { 714 __u32 ext_params; 715 __u32 pad; 716 __u64 ext_params2; 717 }; 718 719 struct kvm_s390_pgm_info { 720 __u64 trans_exc_code; 721 __u64 mon_code; 722 __u64 per_address; 723 __u32 data_exc_code; 724 __u16 code; 725 __u16 mon_class_nr; 726 __u8 per_code; 727 __u8 per_atmid; 728 __u8 exc_access_id; 729 __u8 per_access_id; 730 __u8 op_access_id; 731 #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01 732 #define KVM_S390_PGM_FLAGS_ILC_0 0x02 733 #define KVM_S390_PGM_FLAGS_ILC_1 0x04 734 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06 735 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08 736 __u8 flags; 737 __u8 pad[2]; 738 }; 739 740 struct kvm_s390_prefix_info { 741 __u32 address; 742 }; 743 744 struct kvm_s390_extcall_info { 745 __u16 code; 746 }; 747 748 struct kvm_s390_emerg_info { 749 __u16 code; 750 }; 751 752 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01 753 struct kvm_s390_stop_info { 754 __u32 flags; 755 }; 756 757 struct kvm_s390_mchk_info { 758 __u64 cr14; 759 __u64 mcic; 760 __u64 failing_storage_address; 761 __u32 ext_damage_code; 762 __u32 pad; 763 __u8 fixed_logout[16]; 764 }; 765 766 struct kvm_s390_irq { 767 __u64 type; 768 union { 769 struct kvm_s390_io_info io; 770 struct kvm_s390_ext_info ext; 771 struct kvm_s390_pgm_info pgm; 772 struct kvm_s390_emerg_info emerg; 773 struct kvm_s390_extcall_info extcall; 774 struct kvm_s390_prefix_info prefix; 775 struct kvm_s390_stop_info stop; 776 struct kvm_s390_mchk_info mchk; 777 char reserved[64]; 778 } u; 779 }; 780 781 struct kvm_s390_irq_state { 782 __u64 buf; 783 __u32 flags; /* will stay unused for compatibility reasons */ 784 __u32 len; 785 __u32 reserved[4]; /* will stay unused for compatibility reasons */ 786 }; 787 788 /* for KVM_SET_GUEST_DEBUG */ 789 790 #define KVM_GUESTDBG_ENABLE 0x00000001 791 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 792 793 struct kvm_guest_debug { 794 __u32 control; 795 __u32 pad; 796 struct kvm_guest_debug_arch arch; 797 }; 798 799 enum { 800 kvm_ioeventfd_flag_nr_datamatch, 801 kvm_ioeventfd_flag_nr_pio, 802 kvm_ioeventfd_flag_nr_deassign, 803 kvm_ioeventfd_flag_nr_virtio_ccw_notify, 804 kvm_ioeventfd_flag_nr_fast_mmio, 805 kvm_ioeventfd_flag_nr_max, 806 }; 807 808 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 809 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 810 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 811 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \ 812 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify) 813 814 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 815 816 struct kvm_ioeventfd { 817 __u64 datamatch; 818 __u64 addr; /* legal pio/mmio address */ 819 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */ 820 __s32 fd; 821 __u32 flags; 822 __u8 pad[36]; 823 }; 824 825 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0) 826 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1) 827 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2) 828 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3) 829 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \ 830 KVM_X86_DISABLE_EXITS_HLT | \ 831 KVM_X86_DISABLE_EXITS_PAUSE | \ 832 KVM_X86_DISABLE_EXITS_CSTATE) 833 834 /* for KVM_ENABLE_CAP */ 835 struct kvm_enable_cap { 836 /* in */ 837 __u32 cap; 838 __u32 flags; 839 __u64 args[4]; 840 __u8 pad[64]; 841 }; 842 843 /* for KVM_PPC_GET_PVINFO */ 844 845 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) 846 847 struct kvm_ppc_pvinfo { 848 /* out */ 849 __u32 flags; 850 __u32 hcall[4]; 851 __u8 pad[108]; 852 }; 853 854 /* for KVM_PPC_GET_SMMU_INFO */ 855 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 856 857 struct kvm_ppc_one_page_size { 858 __u32 page_shift; /* Page shift (or 0) */ 859 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 860 }; 861 862 struct kvm_ppc_one_seg_page_size { 863 __u32 page_shift; /* Base page shift of segment (or 0) */ 864 __u32 slb_enc; /* SLB encoding for BookS */ 865 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 866 }; 867 868 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 869 #define KVM_PPC_1T_SEGMENTS 0x00000002 870 #define KVM_PPC_NO_HASH 0x00000004 871 872 struct kvm_ppc_smmu_info { 873 __u64 flags; 874 __u32 slb_size; 875 __u16 data_keys; /* # storage keys supported for data */ 876 __u16 instr_keys; /* # storage keys supported for instructions */ 877 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 878 }; 879 880 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */ 881 struct kvm_ppc_resize_hpt { 882 __u64 flags; 883 __u32 shift; 884 __u32 pad; 885 }; 886 887 #define KVMIO 0xAE 888 889 /* machine type bits, to be used as argument to KVM_CREATE_VM */ 890 #define KVM_VM_S390_UCONTROL 1 891 892 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */ 893 #define KVM_VM_PPC_HV 1 894 #define KVM_VM_PPC_PR 2 895 896 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */ 897 #define KVM_VM_MIPS_AUTO 0 898 #define KVM_VM_MIPS_VZ 1 899 #define KVM_VM_MIPS_TE 2 900 901 #define KVM_S390_SIE_PAGE_OFFSET 1 902 903 /* 904 * On arm64, machine type can be used to request the physical 905 * address size for the VM. Bits[7-0] are reserved for the guest 906 * PA size shift (i.e, log2(PA_Size)). For backward compatibility, 907 * value 0 implies the default IPA size, 40bits. 908 */ 909 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL 910 #define KVM_VM_TYPE_ARM_IPA_SIZE(x) \ 911 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK) 912 /* 913 * ioctls for /dev/kvm fds: 914 */ 915 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 916 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 917 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 918 919 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 920 /* 921 * Check if a kvm extension is available. Argument is extension number, 922 * return is 1 (yes) or 0 (no, sorry). 923 */ 924 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 925 /* 926 * Get size for mmap(vcpu_fd) 927 */ 928 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 929 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 930 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 931 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 932 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 933 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2) 934 #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list) 935 936 /* 937 * Extension capability list. 938 */ 939 #define KVM_CAP_IRQCHIP 0 940 #define KVM_CAP_HLT 1 941 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 942 #define KVM_CAP_USER_MEMORY 3 943 #define KVM_CAP_SET_TSS_ADDR 4 944 #define KVM_CAP_VAPIC 6 945 #define KVM_CAP_EXT_CPUID 7 946 #define KVM_CAP_CLOCKSOURCE 8 947 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 948 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 949 #define KVM_CAP_PIT 11 950 #define KVM_CAP_NOP_IO_DELAY 12 951 #define KVM_CAP_PV_MMU 13 952 #define KVM_CAP_MP_STATE 14 953 #define KVM_CAP_COALESCED_MMIO 15 954 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 955 #define KVM_CAP_IOMMU 18 956 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 957 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 958 #define KVM_CAP_USER_NMI 22 959 #ifdef __KVM_HAVE_GUEST_DEBUG 960 #define KVM_CAP_SET_GUEST_DEBUG 23 961 #endif 962 #ifdef __KVM_HAVE_PIT 963 #define KVM_CAP_REINJECT_CONTROL 24 964 #endif 965 #define KVM_CAP_IRQ_ROUTING 25 966 #define KVM_CAP_IRQ_INJECT_STATUS 26 967 #define KVM_CAP_ASSIGN_DEV_IRQ 29 968 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 969 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 970 #ifdef __KVM_HAVE_MCE 971 #define KVM_CAP_MCE 31 972 #endif 973 #define KVM_CAP_IRQFD 32 974 #ifdef __KVM_HAVE_PIT 975 #define KVM_CAP_PIT2 33 976 #endif 977 #define KVM_CAP_SET_BOOT_CPU_ID 34 978 #ifdef __KVM_HAVE_PIT_STATE2 979 #define KVM_CAP_PIT_STATE2 35 980 #endif 981 #define KVM_CAP_IOEVENTFD 36 982 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 983 #ifdef __KVM_HAVE_XEN_HVM 984 #define KVM_CAP_XEN_HVM 38 985 #endif 986 #define KVM_CAP_ADJUST_CLOCK 39 987 #define KVM_CAP_INTERNAL_ERROR_DATA 40 988 #ifdef __KVM_HAVE_VCPU_EVENTS 989 #define KVM_CAP_VCPU_EVENTS 41 990 #endif 991 #define KVM_CAP_S390_PSW 42 992 #define KVM_CAP_PPC_SEGSTATE 43 993 #define KVM_CAP_HYPERV 44 994 #define KVM_CAP_HYPERV_VAPIC 45 995 #define KVM_CAP_HYPERV_SPIN 46 996 #define KVM_CAP_PCI_SEGMENT 47 997 #define KVM_CAP_PPC_PAIRED_SINGLES 48 998 #define KVM_CAP_INTR_SHADOW 49 999 #ifdef __KVM_HAVE_DEBUGREGS 1000 #define KVM_CAP_DEBUGREGS 50 1001 #endif 1002 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 1003 #define KVM_CAP_PPC_OSI 52 1004 #define KVM_CAP_PPC_UNSET_IRQ 53 1005 #define KVM_CAP_ENABLE_CAP 54 1006 #ifdef __KVM_HAVE_XSAVE 1007 #define KVM_CAP_XSAVE 55 1008 #endif 1009 #ifdef __KVM_HAVE_XCRS 1010 #define KVM_CAP_XCRS 56 1011 #endif 1012 #define KVM_CAP_PPC_GET_PVINFO 57 1013 #define KVM_CAP_PPC_IRQ_LEVEL 58 1014 #define KVM_CAP_ASYNC_PF 59 1015 #define KVM_CAP_TSC_CONTROL 60 1016 #define KVM_CAP_GET_TSC_KHZ 61 1017 #define KVM_CAP_PPC_BOOKE_SREGS 62 1018 #define KVM_CAP_SPAPR_TCE 63 1019 #define KVM_CAP_PPC_SMT 64 1020 #define KVM_CAP_PPC_RMA 65 1021 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 1022 #define KVM_CAP_PPC_HIOR 67 1023 #define KVM_CAP_PPC_PAPR 68 1024 #define KVM_CAP_SW_TLB 69 1025 #define KVM_CAP_ONE_REG 70 1026 #define KVM_CAP_S390_GMAP 71 1027 #define KVM_CAP_TSC_DEADLINE_TIMER 72 1028 #define KVM_CAP_S390_UCONTROL 73 1029 #define KVM_CAP_SYNC_REGS 74 1030 #define KVM_CAP_PCI_2_3 75 1031 #define KVM_CAP_KVMCLOCK_CTRL 76 1032 #define KVM_CAP_SIGNAL_MSI 77 1033 #define KVM_CAP_PPC_GET_SMMU_INFO 78 1034 #define KVM_CAP_S390_COW 79 1035 #define KVM_CAP_PPC_ALLOC_HTAB 80 1036 #define KVM_CAP_READONLY_MEM 81 1037 #define KVM_CAP_IRQFD_RESAMPLE 82 1038 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83 1039 #define KVM_CAP_PPC_HTAB_FD 84 1040 #define KVM_CAP_S390_CSS_SUPPORT 85 1041 #define KVM_CAP_PPC_EPR 86 1042 #define KVM_CAP_ARM_PSCI 87 1043 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88 1044 #define KVM_CAP_DEVICE_CTRL 89 1045 #define KVM_CAP_IRQ_MPIC 90 1046 #define KVM_CAP_PPC_RTAS 91 1047 #define KVM_CAP_IRQ_XICS 92 1048 #define KVM_CAP_ARM_EL1_32BIT 93 1049 #define KVM_CAP_SPAPR_MULTITCE 94 1050 #define KVM_CAP_EXT_EMUL_CPUID 95 1051 #define KVM_CAP_HYPERV_TIME 96 1052 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97 1053 #define KVM_CAP_ENABLE_CAP_VM 98 1054 #define KVM_CAP_S390_IRQCHIP 99 1055 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100 1056 #define KVM_CAP_VM_ATTRIBUTES 101 1057 #define KVM_CAP_ARM_PSCI_0_2 102 1058 #define KVM_CAP_PPC_FIXUP_HCALL 103 1059 #define KVM_CAP_PPC_ENABLE_HCALL 104 1060 #define KVM_CAP_CHECK_EXTENSION_VM 105 1061 #define KVM_CAP_S390_USER_SIGP 106 1062 #define KVM_CAP_S390_VECTOR_REGISTERS 107 1063 #define KVM_CAP_S390_MEM_OP 108 1064 #define KVM_CAP_S390_USER_STSI 109 1065 #define KVM_CAP_S390_SKEYS 110 1066 #define KVM_CAP_MIPS_FPU 111 1067 #define KVM_CAP_MIPS_MSA 112 1068 #define KVM_CAP_S390_INJECT_IRQ 113 1069 #define KVM_CAP_S390_IRQ_STATE 114 1070 #define KVM_CAP_PPC_HWRNG 115 1071 #define KVM_CAP_DISABLE_QUIRKS 116 1072 #define KVM_CAP_X86_SMM 117 1073 #define KVM_CAP_MULTI_ADDRESS_SPACE 118 1074 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119 1075 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120 1076 #define KVM_CAP_SPLIT_IRQCHIP 121 1077 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122 1078 #define KVM_CAP_HYPERV_SYNIC 123 1079 #define KVM_CAP_S390_RI 124 1080 #define KVM_CAP_SPAPR_TCE_64 125 1081 #define KVM_CAP_ARM_PMU_V3 126 1082 #define KVM_CAP_VCPU_ATTRIBUTES 127 1083 #define KVM_CAP_MAX_VCPU_ID 128 1084 #define KVM_CAP_X2APIC_API 129 1085 #define KVM_CAP_S390_USER_INSTR0 130 1086 #define KVM_CAP_MSI_DEVID 131 1087 #define KVM_CAP_PPC_HTM 132 1088 #define KVM_CAP_SPAPR_RESIZE_HPT 133 1089 #define KVM_CAP_PPC_MMU_RADIX 134 1090 #define KVM_CAP_PPC_MMU_HASH_V3 135 1091 #define KVM_CAP_IMMEDIATE_EXIT 136 1092 #define KVM_CAP_MIPS_VZ 137 1093 #define KVM_CAP_MIPS_TE 138 1094 #define KVM_CAP_MIPS_64BIT 139 1095 #define KVM_CAP_S390_GS 140 1096 #define KVM_CAP_S390_AIS 141 1097 #define KVM_CAP_SPAPR_TCE_VFIO 142 1098 #define KVM_CAP_X86_DISABLE_EXITS 143 1099 #define KVM_CAP_ARM_USER_IRQ 144 1100 #define KVM_CAP_S390_CMMA_MIGRATION 145 1101 #define KVM_CAP_PPC_FWNMI 146 1102 #define KVM_CAP_PPC_SMT_POSSIBLE 147 1103 #define KVM_CAP_HYPERV_SYNIC2 148 1104 #define KVM_CAP_HYPERV_VP_INDEX 149 1105 #define KVM_CAP_S390_AIS_MIGRATION 150 1106 #define KVM_CAP_PPC_GET_CPU_CHAR 151 1107 #define KVM_CAP_S390_BPB 152 1108 #define KVM_CAP_GET_MSR_FEATURES 153 1109 #define KVM_CAP_HYPERV_EVENTFD 154 1110 #define KVM_CAP_HYPERV_TLBFLUSH 155 1111 #define KVM_CAP_S390_HPAGE_1M 156 1112 #define KVM_CAP_NESTED_STATE 157 1113 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158 1114 #define KVM_CAP_MSR_PLATFORM_INFO 159 1115 #define KVM_CAP_PPC_NESTED_HV 160 1116 #define KVM_CAP_HYPERV_SEND_IPI 161 1117 #define KVM_CAP_COALESCED_PIO 162 1118 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163 1119 #define KVM_CAP_EXCEPTION_PAYLOAD 164 1120 #define KVM_CAP_ARM_VM_IPA_SIZE 165 1121 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */ 1122 #define KVM_CAP_HYPERV_CPUID 167 1123 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168 1124 #define KVM_CAP_PPC_IRQ_XIVE 169 1125 #define KVM_CAP_ARM_SVE 170 1126 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171 1127 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172 1128 #define KVM_CAP_PMU_EVENT_FILTER 173 1129 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174 1130 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175 1131 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176 1132 #define KVM_CAP_ARM_NISV_TO_USER 177 1133 #define KVM_CAP_ARM_INJECT_EXT_DABT 178 1134 #define KVM_CAP_S390_VCPU_RESETS 179 1135 #define KVM_CAP_S390_PROTECTED 180 1136 #define KVM_CAP_PPC_SECURE_GUEST 181 1137 #define KVM_CAP_HALT_POLL 182 1138 #define KVM_CAP_ASYNC_PF_INT 183 1139 #define KVM_CAP_LAST_CPU 184 1140 #define KVM_CAP_SMALLER_MAXPHYADDR 185 1141 #define KVM_CAP_S390_DIAG318 186 1142 #define KVM_CAP_STEAL_TIME 187 1143 #define KVM_CAP_X86_USER_SPACE_MSR 188 1144 #define KVM_CAP_X86_MSR_FILTER 189 1145 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190 1146 #define KVM_CAP_SYS_HYPERV_CPUID 191 1147 #define KVM_CAP_DIRTY_LOG_RING 192 1148 #define KVM_CAP_X86_BUS_LOCK_EXIT 193 1149 #define KVM_CAP_PPC_DAWR1 194 1150 #define KVM_CAP_SET_GUEST_DEBUG2 195 1151 #define KVM_CAP_SGX_ATTRIBUTE 196 1152 #define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197 1153 #define KVM_CAP_PTP_KVM 198 1154 #define KVM_CAP_HYPERV_ENFORCE_CPUID 199 1155 #define KVM_CAP_SREGS2 200 1156 #define KVM_CAP_EXIT_HYPERCALL 201 1157 #define KVM_CAP_PPC_RPT_INVALIDATE 202 1158 #define KVM_CAP_BINARY_STATS_FD 203 1159 #define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204 1160 #define KVM_CAP_ARM_MTE 205 1161 #define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206 1162 #define KVM_CAP_VM_GPA_BITS 207 1163 #define KVM_CAP_XSAVE2 208 1164 #define KVM_CAP_SYS_ATTRIBUTES 209 1165 #define KVM_CAP_PPC_AIL_MODE_3 210 1166 #define KVM_CAP_S390_MEM_OP_EXTENSION 211 1167 #define KVM_CAP_PMU_CAPABILITY 212 1168 #define KVM_CAP_DISABLE_QUIRKS2 213 1169 #define KVM_CAP_VM_TSC_CONTROL 214 1170 #define KVM_CAP_SYSTEM_EVENT_DATA 215 1171 #define KVM_CAP_ARM_SYSTEM_SUSPEND 216 1172 #define KVM_CAP_S390_PROTECTED_DUMP 217 1173 #define KVM_CAP_X86_TRIPLE_FAULT_EVENT 218 1174 #define KVM_CAP_X86_NOTIFY_VMEXIT 219 1175 #define KVM_CAP_VM_DISABLE_NX_HUGE_PAGES 220 1176 #define KVM_CAP_S390_ZPCI_OP 221 1177 #define KVM_CAP_S390_CPU_TOPOLOGY 222 1178 #define KVM_CAP_DIRTY_LOG_RING_ACQ_REL 223 1179 1180 #ifdef KVM_CAP_IRQ_ROUTING 1181 1182 struct kvm_irq_routing_irqchip { 1183 __u32 irqchip; 1184 __u32 pin; 1185 }; 1186 1187 struct kvm_irq_routing_msi { 1188 __u32 address_lo; 1189 __u32 address_hi; 1190 __u32 data; 1191 union { 1192 __u32 pad; 1193 __u32 devid; 1194 }; 1195 }; 1196 1197 struct kvm_irq_routing_s390_adapter { 1198 __u64 ind_addr; 1199 __u64 summary_addr; 1200 __u64 ind_offset; 1201 __u32 summary_offset; 1202 __u32 adapter_id; 1203 }; 1204 1205 struct kvm_irq_routing_hv_sint { 1206 __u32 vcpu; 1207 __u32 sint; 1208 }; 1209 1210 struct kvm_irq_routing_xen_evtchn { 1211 __u32 port; 1212 __u32 vcpu; 1213 __u32 priority; 1214 }; 1215 1216 #define KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL ((__u32)(-1)) 1217 1218 /* gsi routing entry types */ 1219 #define KVM_IRQ_ROUTING_IRQCHIP 1 1220 #define KVM_IRQ_ROUTING_MSI 2 1221 #define KVM_IRQ_ROUTING_S390_ADAPTER 3 1222 #define KVM_IRQ_ROUTING_HV_SINT 4 1223 #define KVM_IRQ_ROUTING_XEN_EVTCHN 5 1224 1225 struct kvm_irq_routing_entry { 1226 __u32 gsi; 1227 __u32 type; 1228 __u32 flags; 1229 __u32 pad; 1230 union { 1231 struct kvm_irq_routing_irqchip irqchip; 1232 struct kvm_irq_routing_msi msi; 1233 struct kvm_irq_routing_s390_adapter adapter; 1234 struct kvm_irq_routing_hv_sint hv_sint; 1235 struct kvm_irq_routing_xen_evtchn xen_evtchn; 1236 __u32 pad[8]; 1237 } u; 1238 }; 1239 1240 struct kvm_irq_routing { 1241 __u32 nr; 1242 __u32 flags; 1243 struct kvm_irq_routing_entry entries[]; 1244 }; 1245 1246 #endif 1247 1248 #ifdef KVM_CAP_MCE 1249 /* x86 MCE */ 1250 struct kvm_x86_mce { 1251 __u64 status; 1252 __u64 addr; 1253 __u64 misc; 1254 __u64 mcg_status; 1255 __u8 bank; 1256 __u8 pad1[7]; 1257 __u64 pad2[3]; 1258 }; 1259 #endif 1260 1261 #ifdef KVM_CAP_XEN_HVM 1262 #define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR (1 << 0) 1263 #define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL (1 << 1) 1264 #define KVM_XEN_HVM_CONFIG_SHARED_INFO (1 << 2) 1265 #define KVM_XEN_HVM_CONFIG_RUNSTATE (1 << 3) 1266 #define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL (1 << 4) 1267 #define KVM_XEN_HVM_CONFIG_EVTCHN_SEND (1 << 5) 1268 1269 struct kvm_xen_hvm_config { 1270 __u32 flags; 1271 __u32 msr; 1272 __u64 blob_addr_32; 1273 __u64 blob_addr_64; 1274 __u8 blob_size_32; 1275 __u8 blob_size_64; 1276 __u8 pad2[30]; 1277 }; 1278 #endif 1279 1280 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 1281 /* 1282 * Available with KVM_CAP_IRQFD_RESAMPLE 1283 * 1284 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies 1285 * the irqfd to operate in resampling mode for level triggered interrupt 1286 * emulation. See Documentation/virt/kvm/api.rst. 1287 */ 1288 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) 1289 1290 struct kvm_irqfd { 1291 __u32 fd; 1292 __u32 gsi; 1293 __u32 flags; 1294 __u32 resamplefd; 1295 __u8 pad[16]; 1296 }; 1297 1298 /* For KVM_CAP_ADJUST_CLOCK */ 1299 1300 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */ 1301 #define KVM_CLOCK_TSC_STABLE 2 1302 #define KVM_CLOCK_REALTIME (1 << 2) 1303 #define KVM_CLOCK_HOST_TSC (1 << 3) 1304 1305 struct kvm_clock_data { 1306 __u64 clock; 1307 __u32 flags; 1308 __u32 pad0; 1309 __u64 realtime; 1310 __u64 host_tsc; 1311 __u32 pad[4]; 1312 }; 1313 1314 /* For KVM_CAP_SW_TLB */ 1315 1316 #define KVM_MMU_FSL_BOOKE_NOHV 0 1317 #define KVM_MMU_FSL_BOOKE_HV 1 1318 1319 struct kvm_config_tlb { 1320 __u64 params; 1321 __u64 array; 1322 __u32 mmu_type; 1323 __u32 array_len; 1324 }; 1325 1326 struct kvm_dirty_tlb { 1327 __u64 bitmap; 1328 __u32 num_dirty; 1329 }; 1330 1331 /* Available with KVM_CAP_ONE_REG */ 1332 1333 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL 1334 #define KVM_REG_GENERIC 0x0000000000000000ULL 1335 1336 /* 1337 * Architecture specific registers are to be defined in arch headers and 1338 * ORed with the arch identifier. 1339 */ 1340 #define KVM_REG_PPC 0x1000000000000000ULL 1341 #define KVM_REG_X86 0x2000000000000000ULL 1342 #define KVM_REG_IA64 0x3000000000000000ULL 1343 #define KVM_REG_ARM 0x4000000000000000ULL 1344 #define KVM_REG_S390 0x5000000000000000ULL 1345 #define KVM_REG_ARM64 0x6000000000000000ULL 1346 #define KVM_REG_MIPS 0x7000000000000000ULL 1347 #define KVM_REG_RISCV 0x8000000000000000ULL 1348 1349 #define KVM_REG_SIZE_SHIFT 52 1350 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 1351 #define KVM_REG_SIZE_U8 0x0000000000000000ULL 1352 #define KVM_REG_SIZE_U16 0x0010000000000000ULL 1353 #define KVM_REG_SIZE_U32 0x0020000000000000ULL 1354 #define KVM_REG_SIZE_U64 0x0030000000000000ULL 1355 #define KVM_REG_SIZE_U128 0x0040000000000000ULL 1356 #define KVM_REG_SIZE_U256 0x0050000000000000ULL 1357 #define KVM_REG_SIZE_U512 0x0060000000000000ULL 1358 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL 1359 #define KVM_REG_SIZE_U2048 0x0080000000000000ULL 1360 1361 struct kvm_reg_list { 1362 __u64 n; /* number of regs */ 1363 __u64 reg[]; 1364 }; 1365 1366 struct kvm_one_reg { 1367 __u64 id; 1368 __u64 addr; 1369 }; 1370 1371 #define KVM_MSI_VALID_DEVID (1U << 0) 1372 struct kvm_msi { 1373 __u32 address_lo; 1374 __u32 address_hi; 1375 __u32 data; 1376 __u32 flags; 1377 __u32 devid; 1378 __u8 pad[12]; 1379 }; 1380 1381 struct kvm_arm_device_addr { 1382 __u64 id; 1383 __u64 addr; 1384 }; 1385 1386 /* 1387 * Device control API, available with KVM_CAP_DEVICE_CTRL 1388 */ 1389 #define KVM_CREATE_DEVICE_TEST 1 1390 1391 struct kvm_create_device { 1392 __u32 type; /* in: KVM_DEV_TYPE_xxx */ 1393 __u32 fd; /* out: device handle */ 1394 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */ 1395 }; 1396 1397 struct kvm_device_attr { 1398 __u32 flags; /* no flags currently defined */ 1399 __u32 group; /* device-defined */ 1400 __u64 attr; /* group-defined */ 1401 __u64 addr; /* userspace address of attr data */ 1402 }; 1403 1404 #define KVM_DEV_VFIO_GROUP 1 1405 #define KVM_DEV_VFIO_GROUP_ADD 1 1406 #define KVM_DEV_VFIO_GROUP_DEL 2 1407 #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3 1408 1409 enum kvm_device_type { 1410 KVM_DEV_TYPE_FSL_MPIC_20 = 1, 1411 #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20 1412 KVM_DEV_TYPE_FSL_MPIC_42, 1413 #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42 1414 KVM_DEV_TYPE_XICS, 1415 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS 1416 KVM_DEV_TYPE_VFIO, 1417 #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO 1418 KVM_DEV_TYPE_ARM_VGIC_V2, 1419 #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2 1420 KVM_DEV_TYPE_FLIC, 1421 #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC 1422 KVM_DEV_TYPE_ARM_VGIC_V3, 1423 #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3 1424 KVM_DEV_TYPE_ARM_VGIC_ITS, 1425 #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS 1426 KVM_DEV_TYPE_XIVE, 1427 #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE 1428 KVM_DEV_TYPE_ARM_PV_TIME, 1429 #define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME 1430 KVM_DEV_TYPE_MAX, 1431 }; 1432 1433 struct kvm_vfio_spapr_tce { 1434 __s32 groupfd; 1435 __s32 tablefd; 1436 }; 1437 1438 /* 1439 * ioctls for VM fds 1440 */ 1441 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) 1442 /* 1443 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 1444 * a vcpu fd. 1445 */ 1446 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 1447 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 1448 /* KVM_SET_MEMORY_ALIAS is obsolete: */ 1449 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) 1450 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 1451 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) 1452 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 1453 struct kvm_userspace_memory_region) 1454 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 1455 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 1456 1457 /* enable ucontrol for s390 */ 1458 struct kvm_s390_ucas_mapping { 1459 __u64 user_addr; 1460 __u64 vcpu_addr; 1461 __u64 length; 1462 }; 1463 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 1464 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 1465 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 1466 1467 /* Device model IOC */ 1468 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 1469 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 1470 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 1471 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 1472 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 1473 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 1474 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 1475 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 1476 #define KVM_REGISTER_COALESCED_MMIO \ 1477 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 1478 #define KVM_UNREGISTER_COALESCED_MMIO \ 1479 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 1480 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 1481 struct kvm_assigned_pci_dev) 1482 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 1483 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 1484 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 1485 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 1486 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 1487 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 1488 struct kvm_assigned_pci_dev) 1489 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 1490 struct kvm_assigned_msix_nr) 1491 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 1492 struct kvm_assigned_msix_entry) 1493 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 1494 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 1495 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 1496 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 1497 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 1498 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 1499 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 1500 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 1501 /* Available with KVM_CAP_PIT_STATE2 */ 1502 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 1503 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 1504 /* Available with KVM_CAP_PPC_GET_PVINFO */ 1505 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 1506 /* Available with KVM_CAP_TSC_CONTROL for a vCPU, or with 1507 * KVM_CAP_VM_TSC_CONTROL to set defaults for a VM */ 1508 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 1509 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 1510 /* Available with KVM_CAP_PCI_2_3 */ 1511 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 1512 struct kvm_assigned_pci_dev) 1513 /* Available with KVM_CAP_SIGNAL_MSI */ 1514 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 1515 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 1516 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 1517 /* Available with KVM_CAP_PPC_ALLOC_HTAB */ 1518 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) 1519 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 1520 #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \ 1521 struct kvm_create_spapr_tce_64) 1522 /* Available with KVM_CAP_RMA */ 1523 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 1524 /* Available with KVM_CAP_PPC_HTAB_FD */ 1525 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) 1526 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */ 1527 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) 1528 /* Available with KVM_CAP_PPC_RTAS */ 1529 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args) 1530 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */ 1531 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt) 1532 #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt) 1533 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */ 1534 #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg) 1535 /* Available with KVM_CAP_PPC_RADIX_MMU */ 1536 #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info) 1537 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */ 1538 #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char) 1539 /* Available with KVM_CAP_PMU_EVENT_FILTER */ 1540 #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter) 1541 #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3) 1542 #define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct kvm_arm_copy_mte_tags) 1543 1544 /* ioctl for vm fd */ 1545 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) 1546 1547 /* ioctls for fds returned by KVM_CREATE_DEVICE */ 1548 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr) 1549 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr) 1550 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr) 1551 1552 /* 1553 * ioctls for vcpu fds 1554 */ 1555 #define KVM_RUN _IO(KVMIO, 0x80) 1556 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 1557 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 1558 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 1559 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 1560 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 1561 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 1562 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 1563 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 1564 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 1565 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 1566 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 1567 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 1568 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 1569 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 1570 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 1571 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 1572 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 1573 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 1574 /* Available with KVM_CAP_VAPIC */ 1575 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 1576 /* Available with KVM_CAP_VAPIC */ 1577 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 1578 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 1579 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 1580 /* store status for s390 */ 1581 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 1582 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 1583 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 1584 /* initial ipl psw for s390 */ 1585 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 1586 /* initial reset for s390 */ 1587 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 1588 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 1589 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 1590 /* Available with KVM_CAP_USER_NMI */ 1591 #define KVM_NMI _IO(KVMIO, 0x9a) 1592 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 1593 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 1594 /* MCE for x86 */ 1595 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 1596 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 1597 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 1598 /* Available with KVM_CAP_VCPU_EVENTS */ 1599 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 1600 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 1601 /* Available with KVM_CAP_DEBUGREGS */ 1602 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 1603 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 1604 /* 1605 * vcpu version available with KVM_ENABLE_CAP 1606 * vm version available with KVM_CAP_ENABLE_CAP_VM 1607 */ 1608 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 1609 /* Available with KVM_CAP_XSAVE */ 1610 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 1611 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 1612 /* Available with KVM_CAP_XCRS */ 1613 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 1614 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 1615 /* Available with KVM_CAP_SW_TLB */ 1616 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 1617 /* Available with KVM_CAP_ONE_REG */ 1618 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 1619 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 1620 /* VM is being stopped by host */ 1621 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 1622 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init) 1623 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init) 1624 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list) 1625 /* Available with KVM_CAP_S390_MEM_OP */ 1626 #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op) 1627 /* Available with KVM_CAP_S390_SKEYS */ 1628 #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys) 1629 #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys) 1630 /* Available with KVM_CAP_S390_INJECT_IRQ */ 1631 #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq) 1632 /* Available with KVM_CAP_S390_IRQ_STATE */ 1633 #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state) 1634 #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state) 1635 /* Available with KVM_CAP_X86_SMM */ 1636 #define KVM_SMI _IO(KVMIO, 0xb7) 1637 /* Available with KVM_CAP_S390_CMMA_MIGRATION */ 1638 #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log) 1639 #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log) 1640 /* Memory Encryption Commands */ 1641 #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long) 1642 1643 struct kvm_enc_region { 1644 __u64 addr; 1645 __u64 size; 1646 }; 1647 1648 #define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region) 1649 #define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region) 1650 1651 /* Available with KVM_CAP_HYPERV_EVENTFD */ 1652 #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd) 1653 1654 /* Available with KVM_CAP_NESTED_STATE */ 1655 #define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state) 1656 #define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state) 1657 1658 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */ 1659 #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log) 1660 1661 /* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */ 1662 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2) 1663 1664 /* Available with KVM_CAP_ARM_SVE */ 1665 #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int) 1666 1667 /* Available with KVM_CAP_S390_VCPU_RESETS */ 1668 #define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3) 1669 #define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4) 1670 1671 struct kvm_s390_pv_sec_parm { 1672 __u64 origin; 1673 __u64 length; 1674 }; 1675 1676 struct kvm_s390_pv_unp { 1677 __u64 addr; 1678 __u64 size; 1679 __u64 tweak; 1680 }; 1681 1682 enum pv_cmd_dmp_id { 1683 KVM_PV_DUMP_INIT, 1684 KVM_PV_DUMP_CONFIG_STOR_STATE, 1685 KVM_PV_DUMP_COMPLETE, 1686 KVM_PV_DUMP_CPU, 1687 }; 1688 1689 struct kvm_s390_pv_dmp { 1690 __u64 subcmd; 1691 __u64 buff_addr; 1692 __u64 buff_len; 1693 __u64 gaddr; /* For dump storage state */ 1694 __u64 reserved[4]; 1695 }; 1696 1697 enum pv_cmd_info_id { 1698 KVM_PV_INFO_VM, 1699 KVM_PV_INFO_DUMP, 1700 }; 1701 1702 struct kvm_s390_pv_info_dump { 1703 __u64 dump_cpu_buffer_len; 1704 __u64 dump_config_mem_buffer_per_1m; 1705 __u64 dump_config_finalize_len; 1706 }; 1707 1708 struct kvm_s390_pv_info_vm { 1709 __u64 inst_calls_list[4]; 1710 __u64 max_cpus; 1711 __u64 max_guests; 1712 __u64 max_guest_addr; 1713 __u64 feature_indication; 1714 }; 1715 1716 struct kvm_s390_pv_info_header { 1717 __u32 id; 1718 __u32 len_max; 1719 __u32 len_written; 1720 __u32 reserved; 1721 }; 1722 1723 struct kvm_s390_pv_info { 1724 struct kvm_s390_pv_info_header header; 1725 union { 1726 struct kvm_s390_pv_info_dump dump; 1727 struct kvm_s390_pv_info_vm vm; 1728 }; 1729 }; 1730 1731 enum pv_cmd_id { 1732 KVM_PV_ENABLE, 1733 KVM_PV_DISABLE, 1734 KVM_PV_SET_SEC_PARMS, 1735 KVM_PV_UNPACK, 1736 KVM_PV_VERIFY, 1737 KVM_PV_PREP_RESET, 1738 KVM_PV_UNSHARE_ALL, 1739 KVM_PV_INFO, 1740 KVM_PV_DUMP, 1741 }; 1742 1743 struct kvm_pv_cmd { 1744 __u32 cmd; /* Command to be executed */ 1745 __u16 rc; /* Ultravisor return code */ 1746 __u16 rrc; /* Ultravisor return reason code */ 1747 __u64 data; /* Data or address */ 1748 __u32 flags; /* flags for future extensions. Must be 0 for now */ 1749 __u32 reserved[3]; 1750 }; 1751 1752 /* Available with KVM_CAP_S390_PROTECTED */ 1753 #define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd) 1754 1755 /* Available with KVM_CAP_X86_MSR_FILTER */ 1756 #define KVM_X86_SET_MSR_FILTER _IOW(KVMIO, 0xc6, struct kvm_msr_filter) 1757 1758 /* Available with KVM_CAP_DIRTY_LOG_RING */ 1759 #define KVM_RESET_DIRTY_RINGS _IO(KVMIO, 0xc7) 1760 1761 /* Per-VM Xen attributes */ 1762 #define KVM_XEN_HVM_GET_ATTR _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr) 1763 #define KVM_XEN_HVM_SET_ATTR _IOW(KVMIO, 0xc9, struct kvm_xen_hvm_attr) 1764 1765 struct kvm_xen_hvm_attr { 1766 __u16 type; 1767 __u16 pad[3]; 1768 union { 1769 __u8 long_mode; 1770 __u8 vector; 1771 struct { 1772 __u64 gfn; 1773 } shared_info; 1774 struct { 1775 __u32 send_port; 1776 __u32 type; /* EVTCHNSTAT_ipi / EVTCHNSTAT_interdomain */ 1777 __u32 flags; 1778 #define KVM_XEN_EVTCHN_DEASSIGN (1 << 0) 1779 #define KVM_XEN_EVTCHN_UPDATE (1 << 1) 1780 #define KVM_XEN_EVTCHN_RESET (1 << 2) 1781 /* 1782 * Events sent by the guest are either looped back to 1783 * the guest itself (potentially on a different port#) 1784 * or signalled via an eventfd. 1785 */ 1786 union { 1787 struct { 1788 __u32 port; 1789 __u32 vcpu; 1790 __u32 priority; 1791 } port; 1792 struct { 1793 __u32 port; /* Zero for eventfd */ 1794 __s32 fd; 1795 } eventfd; 1796 __u32 padding[4]; 1797 } deliver; 1798 } evtchn; 1799 __u32 xen_version; 1800 __u64 pad[8]; 1801 } u; 1802 }; 1803 1804 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ 1805 #define KVM_XEN_ATTR_TYPE_LONG_MODE 0x0 1806 #define KVM_XEN_ATTR_TYPE_SHARED_INFO 0x1 1807 #define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR 0x2 1808 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ 1809 #define KVM_XEN_ATTR_TYPE_EVTCHN 0x3 1810 #define KVM_XEN_ATTR_TYPE_XEN_VERSION 0x4 1811 1812 /* Per-vCPU Xen attributes */ 1813 #define KVM_XEN_VCPU_GET_ATTR _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr) 1814 #define KVM_XEN_VCPU_SET_ATTR _IOW(KVMIO, 0xcb, struct kvm_xen_vcpu_attr) 1815 1816 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ 1817 #define KVM_XEN_HVM_EVTCHN_SEND _IOW(KVMIO, 0xd0, struct kvm_irq_routing_xen_evtchn) 1818 1819 #define KVM_GET_SREGS2 _IOR(KVMIO, 0xcc, struct kvm_sregs2) 1820 #define KVM_SET_SREGS2 _IOW(KVMIO, 0xcd, struct kvm_sregs2) 1821 1822 struct kvm_xen_vcpu_attr { 1823 __u16 type; 1824 __u16 pad[3]; 1825 union { 1826 __u64 gpa; 1827 __u64 pad[8]; 1828 struct { 1829 __u64 state; 1830 __u64 state_entry_time; 1831 __u64 time_running; 1832 __u64 time_runnable; 1833 __u64 time_blocked; 1834 __u64 time_offline; 1835 } runstate; 1836 __u32 vcpu_id; 1837 struct { 1838 __u32 port; 1839 __u32 priority; 1840 __u64 expires_ns; 1841 } timer; 1842 __u8 vector; 1843 } u; 1844 }; 1845 1846 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ 1847 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO 0x0 1848 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO 0x1 1849 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR 0x2 1850 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT 0x3 1851 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA 0x4 1852 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST 0x5 1853 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ 1854 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_ID 0x6 1855 #define KVM_XEN_VCPU_ATTR_TYPE_TIMER 0x7 1856 #define KVM_XEN_VCPU_ATTR_TYPE_UPCALL_VECTOR 0x8 1857 1858 /* Secure Encrypted Virtualization command */ 1859 enum sev_cmd_id { 1860 /* Guest initialization commands */ 1861 KVM_SEV_INIT = 0, 1862 KVM_SEV_ES_INIT, 1863 /* Guest launch commands */ 1864 KVM_SEV_LAUNCH_START, 1865 KVM_SEV_LAUNCH_UPDATE_DATA, 1866 KVM_SEV_LAUNCH_UPDATE_VMSA, 1867 KVM_SEV_LAUNCH_SECRET, 1868 KVM_SEV_LAUNCH_MEASURE, 1869 KVM_SEV_LAUNCH_FINISH, 1870 /* Guest migration commands (outgoing) */ 1871 KVM_SEV_SEND_START, 1872 KVM_SEV_SEND_UPDATE_DATA, 1873 KVM_SEV_SEND_UPDATE_VMSA, 1874 KVM_SEV_SEND_FINISH, 1875 /* Guest migration commands (incoming) */ 1876 KVM_SEV_RECEIVE_START, 1877 KVM_SEV_RECEIVE_UPDATE_DATA, 1878 KVM_SEV_RECEIVE_UPDATE_VMSA, 1879 KVM_SEV_RECEIVE_FINISH, 1880 /* Guest status and debug commands */ 1881 KVM_SEV_GUEST_STATUS, 1882 KVM_SEV_DBG_DECRYPT, 1883 KVM_SEV_DBG_ENCRYPT, 1884 /* Guest certificates commands */ 1885 KVM_SEV_CERT_EXPORT, 1886 /* Attestation report */ 1887 KVM_SEV_GET_ATTESTATION_REPORT, 1888 /* Guest Migration Extension */ 1889 KVM_SEV_SEND_CANCEL, 1890 1891 KVM_SEV_NR_MAX, 1892 }; 1893 1894 struct kvm_sev_cmd { 1895 __u32 id; 1896 __u64 data; 1897 __u32 error; 1898 __u32 sev_fd; 1899 }; 1900 1901 struct kvm_sev_launch_start { 1902 __u32 handle; 1903 __u32 policy; 1904 __u64 dh_uaddr; 1905 __u32 dh_len; 1906 __u64 session_uaddr; 1907 __u32 session_len; 1908 }; 1909 1910 struct kvm_sev_launch_update_data { 1911 __u64 uaddr; 1912 __u32 len; 1913 }; 1914 1915 1916 struct kvm_sev_launch_secret { 1917 __u64 hdr_uaddr; 1918 __u32 hdr_len; 1919 __u64 guest_uaddr; 1920 __u32 guest_len; 1921 __u64 trans_uaddr; 1922 __u32 trans_len; 1923 }; 1924 1925 struct kvm_sev_launch_measure { 1926 __u64 uaddr; 1927 __u32 len; 1928 }; 1929 1930 struct kvm_sev_guest_status { 1931 __u32 handle; 1932 __u32 policy; 1933 __u32 state; 1934 }; 1935 1936 struct kvm_sev_dbg { 1937 __u64 src_uaddr; 1938 __u64 dst_uaddr; 1939 __u32 len; 1940 }; 1941 1942 struct kvm_sev_attestation_report { 1943 __u8 mnonce[16]; 1944 __u64 uaddr; 1945 __u32 len; 1946 }; 1947 1948 struct kvm_sev_send_start { 1949 __u32 policy; 1950 __u64 pdh_cert_uaddr; 1951 __u32 pdh_cert_len; 1952 __u64 plat_certs_uaddr; 1953 __u32 plat_certs_len; 1954 __u64 amd_certs_uaddr; 1955 __u32 amd_certs_len; 1956 __u64 session_uaddr; 1957 __u32 session_len; 1958 }; 1959 1960 struct kvm_sev_send_update_data { 1961 __u64 hdr_uaddr; 1962 __u32 hdr_len; 1963 __u64 guest_uaddr; 1964 __u32 guest_len; 1965 __u64 trans_uaddr; 1966 __u32 trans_len; 1967 }; 1968 1969 struct kvm_sev_receive_start { 1970 __u32 handle; 1971 __u32 policy; 1972 __u64 pdh_uaddr; 1973 __u32 pdh_len; 1974 __u64 session_uaddr; 1975 __u32 session_len; 1976 }; 1977 1978 struct kvm_sev_receive_update_data { 1979 __u64 hdr_uaddr; 1980 __u32 hdr_len; 1981 __u64 guest_uaddr; 1982 __u32 guest_len; 1983 __u64 trans_uaddr; 1984 __u32 trans_len; 1985 }; 1986 1987 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 1988 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 1989 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 1990 1991 struct kvm_assigned_pci_dev { 1992 __u32 assigned_dev_id; 1993 __u32 busnr; 1994 __u32 devfn; 1995 __u32 flags; 1996 __u32 segnr; 1997 union { 1998 __u32 reserved[11]; 1999 }; 2000 }; 2001 2002 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 2003 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 2004 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 2005 2006 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 2007 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 2008 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 2009 2010 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 2011 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 2012 2013 struct kvm_assigned_irq { 2014 __u32 assigned_dev_id; 2015 __u32 host_irq; /* ignored (legacy field) */ 2016 __u32 guest_irq; 2017 __u32 flags; 2018 union { 2019 __u32 reserved[12]; 2020 }; 2021 }; 2022 2023 struct kvm_assigned_msix_nr { 2024 __u32 assigned_dev_id; 2025 __u16 entry_nr; 2026 __u16 padding; 2027 }; 2028 2029 #define KVM_MAX_MSIX_PER_DEV 256 2030 struct kvm_assigned_msix_entry { 2031 __u32 assigned_dev_id; 2032 __u32 gsi; 2033 __u16 entry; /* The index of entry in the MSI-X table */ 2034 __u16 padding[3]; 2035 }; 2036 2037 #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0) 2038 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1) 2039 2040 /* Available with KVM_CAP_ARM_USER_IRQ */ 2041 2042 /* Bits for run->s.regs.device_irq_level */ 2043 #define KVM_ARM_DEV_EL1_VTIMER (1 << 0) 2044 #define KVM_ARM_DEV_EL1_PTIMER (1 << 1) 2045 #define KVM_ARM_DEV_PMU (1 << 2) 2046 2047 struct kvm_hyperv_eventfd { 2048 __u32 conn_id; 2049 __s32 fd; 2050 __u32 flags; 2051 __u32 padding[3]; 2052 }; 2053 2054 #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff 2055 #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0) 2056 2057 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0) 2058 #define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1) 2059 2060 /* 2061 * Arch needs to define the macro after implementing the dirty ring 2062 * feature. KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the 2063 * starting page offset of the dirty ring structures. 2064 */ 2065 #ifndef KVM_DIRTY_LOG_PAGE_OFFSET 2066 #define KVM_DIRTY_LOG_PAGE_OFFSET 0 2067 #endif 2068 2069 /* 2070 * KVM dirty GFN flags, defined as: 2071 * 2072 * |---------------+---------------+--------------| 2073 * | bit 1 (reset) | bit 0 (dirty) | Status | 2074 * |---------------+---------------+--------------| 2075 * | 0 | 0 | Invalid GFN | 2076 * | 0 | 1 | Dirty GFN | 2077 * | 1 | X | GFN to reset | 2078 * |---------------+---------------+--------------| 2079 * 2080 * Lifecycle of a dirty GFN goes like: 2081 * 2082 * dirtied harvested reset 2083 * 00 -----------> 01 -------------> 1X -------+ 2084 * ^ | 2085 * | | 2086 * +------------------------------------------+ 2087 * 2088 * The userspace program is only responsible for the 01->1X state 2089 * conversion after harvesting an entry. Also, it must not skip any 2090 * dirty bits, so that dirty bits are always harvested in sequence. 2091 */ 2092 #define KVM_DIRTY_GFN_F_DIRTY _BITUL(0) 2093 #define KVM_DIRTY_GFN_F_RESET _BITUL(1) 2094 #define KVM_DIRTY_GFN_F_MASK 0x3 2095 2096 /* 2097 * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of 2098 * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn. The 2099 * size of the gfn buffer is decided by the first argument when 2100 * enabling KVM_CAP_DIRTY_LOG_RING. 2101 */ 2102 struct kvm_dirty_gfn { 2103 __u32 flags; 2104 __u32 slot; 2105 __u64 offset; 2106 }; 2107 2108 #define KVM_BUS_LOCK_DETECTION_OFF (1 << 0) 2109 #define KVM_BUS_LOCK_DETECTION_EXIT (1 << 1) 2110 2111 #define KVM_PMU_CAP_DISABLE (1 << 0) 2112 2113 /** 2114 * struct kvm_stats_header - Header of per vm/vcpu binary statistics data. 2115 * @flags: Some extra information for header, always 0 for now. 2116 * @name_size: The size in bytes of the memory which contains statistics 2117 * name string including trailing '\0'. The memory is allocated 2118 * at the send of statistics descriptor. 2119 * @num_desc: The number of statistics the vm or vcpu has. 2120 * @id_offset: The offset of the vm/vcpu stats' id string in the file pointed 2121 * by vm/vcpu stats fd. 2122 * @desc_offset: The offset of the vm/vcpu stats' descriptor block in the file 2123 * pointd by vm/vcpu stats fd. 2124 * @data_offset: The offset of the vm/vcpu stats' data block in the file 2125 * pointed by vm/vcpu stats fd. 2126 * 2127 * This is the header userspace needs to read from stats fd before any other 2128 * readings. It is used by userspace to discover all the information about the 2129 * vm/vcpu's binary statistics. 2130 * Userspace reads this header from the start of the vm/vcpu's stats fd. 2131 */ 2132 struct kvm_stats_header { 2133 __u32 flags; 2134 __u32 name_size; 2135 __u32 num_desc; 2136 __u32 id_offset; 2137 __u32 desc_offset; 2138 __u32 data_offset; 2139 }; 2140 2141 #define KVM_STATS_TYPE_SHIFT 0 2142 #define KVM_STATS_TYPE_MASK (0xF << KVM_STATS_TYPE_SHIFT) 2143 #define KVM_STATS_TYPE_CUMULATIVE (0x0 << KVM_STATS_TYPE_SHIFT) 2144 #define KVM_STATS_TYPE_INSTANT (0x1 << KVM_STATS_TYPE_SHIFT) 2145 #define KVM_STATS_TYPE_PEAK (0x2 << KVM_STATS_TYPE_SHIFT) 2146 #define KVM_STATS_TYPE_LINEAR_HIST (0x3 << KVM_STATS_TYPE_SHIFT) 2147 #define KVM_STATS_TYPE_LOG_HIST (0x4 << KVM_STATS_TYPE_SHIFT) 2148 #define KVM_STATS_TYPE_MAX KVM_STATS_TYPE_LOG_HIST 2149 2150 #define KVM_STATS_UNIT_SHIFT 4 2151 #define KVM_STATS_UNIT_MASK (0xF << KVM_STATS_UNIT_SHIFT) 2152 #define KVM_STATS_UNIT_NONE (0x0 << KVM_STATS_UNIT_SHIFT) 2153 #define KVM_STATS_UNIT_BYTES (0x1 << KVM_STATS_UNIT_SHIFT) 2154 #define KVM_STATS_UNIT_SECONDS (0x2 << KVM_STATS_UNIT_SHIFT) 2155 #define KVM_STATS_UNIT_CYCLES (0x3 << KVM_STATS_UNIT_SHIFT) 2156 #define KVM_STATS_UNIT_BOOLEAN (0x4 << KVM_STATS_UNIT_SHIFT) 2157 #define KVM_STATS_UNIT_MAX KVM_STATS_UNIT_BOOLEAN 2158 2159 #define KVM_STATS_BASE_SHIFT 8 2160 #define KVM_STATS_BASE_MASK (0xF << KVM_STATS_BASE_SHIFT) 2161 #define KVM_STATS_BASE_POW10 (0x0 << KVM_STATS_BASE_SHIFT) 2162 #define KVM_STATS_BASE_POW2 (0x1 << KVM_STATS_BASE_SHIFT) 2163 #define KVM_STATS_BASE_MAX KVM_STATS_BASE_POW2 2164 2165 /** 2166 * struct kvm_stats_desc - Descriptor of a KVM statistics. 2167 * @flags: Annotations of the stats, like type, unit, etc. 2168 * @exponent: Used together with @flags to determine the unit. 2169 * @size: The number of data items for this stats. 2170 * Every data item is of type __u64. 2171 * @offset: The offset of the stats to the start of stat structure in 2172 * structure kvm or kvm_vcpu. 2173 * @bucket_size: A parameter value used for histogram stats. It is only used 2174 * for linear histogram stats, specifying the size of the bucket; 2175 * @name: The name string for the stats. Its size is indicated by the 2176 * &kvm_stats_header->name_size. 2177 */ 2178 struct kvm_stats_desc { 2179 __u32 flags; 2180 __s16 exponent; 2181 __u16 size; 2182 __u32 offset; 2183 __u32 bucket_size; 2184 char name[]; 2185 }; 2186 2187 #define KVM_GET_STATS_FD _IO(KVMIO, 0xce) 2188 2189 /* Available with KVM_CAP_XSAVE2 */ 2190 #define KVM_GET_XSAVE2 _IOR(KVMIO, 0xcf, struct kvm_xsave) 2191 2192 /* Available with KVM_CAP_S390_PROTECTED_DUMP */ 2193 #define KVM_S390_PV_CPU_COMMAND _IOWR(KVMIO, 0xd0, struct kvm_pv_cmd) 2194 2195 /* Available with KVM_CAP_X86_NOTIFY_VMEXIT */ 2196 #define KVM_X86_NOTIFY_VMEXIT_ENABLED (1ULL << 0) 2197 #define KVM_X86_NOTIFY_VMEXIT_USER (1ULL << 1) 2198 2199 /* Available with KVM_CAP_S390_ZPCI_OP */ 2200 #define KVM_S390_ZPCI_OP _IOW(KVMIO, 0xd1, struct kvm_s390_zpci_op) 2201 2202 struct kvm_s390_zpci_op { 2203 /* in */ 2204 __u32 fh; /* target device */ 2205 __u8 op; /* operation to perform */ 2206 __u8 pad[3]; 2207 union { 2208 /* for KVM_S390_ZPCIOP_REG_AEN */ 2209 struct { 2210 __u64 ibv; /* Guest addr of interrupt bit vector */ 2211 __u64 sb; /* Guest addr of summary bit */ 2212 __u32 flags; 2213 __u32 noi; /* Number of interrupts */ 2214 __u8 isc; /* Guest interrupt subclass */ 2215 __u8 sbo; /* Offset of guest summary bit vector */ 2216 __u16 pad; 2217 } reg_aen; 2218 __u64 reserved[8]; 2219 } u; 2220 }; 2221 2222 /* types for kvm_s390_zpci_op->op */ 2223 #define KVM_S390_ZPCIOP_REG_AEN 0 2224 #define KVM_S390_ZPCIOP_DEREG_AEN 1 2225 2226 /* flags for kvm_s390_zpci_op->u.reg_aen.flags */ 2227 #define KVM_S390_ZPCIOP_REGAEN_HOST (1 << 0) 2228 2229 #endif /* __LINUX_KVM_H */ 2230