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_SET_USER_MEMORY_REGION */ 90 struct kvm_userspace_memory_region { 91 __u32 slot; 92 __u32 flags; 93 __u64 guest_phys_addr; 94 __u64 memory_size; /* bytes */ 95 __u64 userspace_addr; /* start of the userspace allocated memory */ 96 }; 97 98 /* 99 * The bit 0 ~ bit 15 of kvm_userspace_memory_region::flags are visible for 100 * userspace, other bits are reserved for kvm internal use which are defined 101 * in include/linux/kvm_host.h. 102 */ 103 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0) 104 #define KVM_MEM_READONLY (1UL << 1) 105 106 /* for KVM_IRQ_LINE */ 107 struct kvm_irq_level { 108 /* 109 * ACPI gsi notion of irq. 110 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47.. 111 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23.. 112 * For ARM: See Documentation/virt/kvm/api.rst 113 */ 114 union { 115 __u32 irq; 116 __s32 status; 117 }; 118 __u32 level; 119 }; 120 121 122 struct kvm_irqchip { 123 __u32 chip_id; 124 __u32 pad; 125 union { 126 char dummy[512]; /* reserving space */ 127 #ifdef __KVM_HAVE_PIT 128 struct kvm_pic_state pic; 129 #endif 130 #ifdef __KVM_HAVE_IOAPIC 131 struct kvm_ioapic_state ioapic; 132 #endif 133 } chip; 134 }; 135 136 /* for KVM_CREATE_PIT2 */ 137 struct kvm_pit_config { 138 __u32 flags; 139 __u32 pad[15]; 140 }; 141 142 #define KVM_PIT_SPEAKER_DUMMY 1 143 144 struct kvm_s390_skeys { 145 __u64 start_gfn; 146 __u64 count; 147 __u64 skeydata_addr; 148 __u32 flags; 149 __u32 reserved[9]; 150 }; 151 152 #define KVM_S390_CMMA_PEEK (1 << 0) 153 154 /** 155 * kvm_s390_cmma_log - Used for CMMA migration. 156 * 157 * Used both for input and output. 158 * 159 * @start_gfn: Guest page number to start from. 160 * @count: Size of the result buffer. 161 * @flags: Control operation mode via KVM_S390_CMMA_* flags 162 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty 163 * pages are still remaining. 164 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set 165 * in the PGSTE. 166 * @values: Pointer to the values buffer. 167 * 168 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls. 169 */ 170 struct kvm_s390_cmma_log { 171 __u64 start_gfn; 172 __u32 count; 173 __u32 flags; 174 union { 175 __u64 remaining; 176 __u64 mask; 177 }; 178 __u64 values; 179 }; 180 181 struct kvm_hyperv_exit { 182 #define KVM_EXIT_HYPERV_SYNIC 1 183 #define KVM_EXIT_HYPERV_HCALL 2 184 #define KVM_EXIT_HYPERV_SYNDBG 3 185 __u32 type; 186 __u32 pad1; 187 union { 188 struct { 189 __u32 msr; 190 __u32 pad2; 191 __u64 control; 192 __u64 evt_page; 193 __u64 msg_page; 194 } synic; 195 struct { 196 __u64 input; 197 __u64 result; 198 __u64 params[2]; 199 } hcall; 200 struct { 201 __u32 msr; 202 __u32 pad2; 203 __u64 control; 204 __u64 status; 205 __u64 send_page; 206 __u64 recv_page; 207 __u64 pending_page; 208 } syndbg; 209 } u; 210 }; 211 212 struct kvm_xen_exit { 213 #define KVM_EXIT_XEN_HCALL 1 214 __u32 type; 215 union { 216 struct { 217 __u32 longmode; 218 __u32 cpl; 219 __u64 input; 220 __u64 result; 221 __u64 params[6]; 222 } hcall; 223 } u; 224 }; 225 226 #define KVM_S390_GET_SKEYS_NONE 1 227 #define KVM_S390_SKEYS_MAX 1048576 228 229 #define KVM_EXIT_UNKNOWN 0 230 #define KVM_EXIT_EXCEPTION 1 231 #define KVM_EXIT_IO 2 232 #define KVM_EXIT_HYPERCALL 3 233 #define KVM_EXIT_DEBUG 4 234 #define KVM_EXIT_HLT 5 235 #define KVM_EXIT_MMIO 6 236 #define KVM_EXIT_IRQ_WINDOW_OPEN 7 237 #define KVM_EXIT_SHUTDOWN 8 238 #define KVM_EXIT_FAIL_ENTRY 9 239 #define KVM_EXIT_INTR 10 240 #define KVM_EXIT_SET_TPR 11 241 #define KVM_EXIT_TPR_ACCESS 12 242 #define KVM_EXIT_S390_SIEIC 13 243 #define KVM_EXIT_S390_RESET 14 244 #define KVM_EXIT_DCR 15 /* deprecated */ 245 #define KVM_EXIT_NMI 16 246 #define KVM_EXIT_INTERNAL_ERROR 17 247 #define KVM_EXIT_OSI 18 248 #define KVM_EXIT_PAPR_HCALL 19 249 #define KVM_EXIT_S390_UCONTROL 20 250 #define KVM_EXIT_WATCHDOG 21 251 #define KVM_EXIT_S390_TSCH 22 252 #define KVM_EXIT_EPR 23 253 #define KVM_EXIT_SYSTEM_EVENT 24 254 #define KVM_EXIT_S390_STSI 25 255 #define KVM_EXIT_IOAPIC_EOI 26 256 #define KVM_EXIT_HYPERV 27 257 #define KVM_EXIT_ARM_NISV 28 258 #define KVM_EXIT_X86_RDMSR 29 259 #define KVM_EXIT_X86_WRMSR 30 260 #define KVM_EXIT_DIRTY_RING_FULL 31 261 #define KVM_EXIT_AP_RESET_HOLD 32 262 #define KVM_EXIT_X86_BUS_LOCK 33 263 #define KVM_EXIT_XEN 34 264 #define KVM_EXIT_RISCV_SBI 35 265 #define KVM_EXIT_RISCV_CSR 36 266 #define KVM_EXIT_NOTIFY 37 267 268 /* For KVM_EXIT_INTERNAL_ERROR */ 269 /* Emulate instruction failed. */ 270 #define KVM_INTERNAL_ERROR_EMULATION 1 271 /* Encounter unexpected simultaneous exceptions. */ 272 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 273 /* Encounter unexpected vm-exit due to delivery event. */ 274 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3 275 /* Encounter unexpected vm-exit reason */ 276 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4 277 278 /* Flags that describe what fields in emulation_failure hold valid data. */ 279 #define KVM_INTERNAL_ERROR_EMULATION_FLAG_INSTRUCTION_BYTES (1ULL << 0) 280 281 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 282 struct kvm_run { 283 /* in */ 284 __u8 request_interrupt_window; 285 __u8 immediate_exit; 286 __u8 padding1[6]; 287 288 /* out */ 289 __u32 exit_reason; 290 __u8 ready_for_interrupt_injection; 291 __u8 if_flag; 292 __u16 flags; 293 294 /* in (pre_kvm_run), out (post_kvm_run) */ 295 __u64 cr8; 296 __u64 apic_base; 297 298 #ifdef __KVM_S390 299 /* the processor status word for s390 */ 300 __u64 psw_mask; /* psw upper half */ 301 __u64 psw_addr; /* psw lower half */ 302 #endif 303 union { 304 /* KVM_EXIT_UNKNOWN */ 305 struct { 306 __u64 hardware_exit_reason; 307 } hw; 308 /* KVM_EXIT_FAIL_ENTRY */ 309 struct { 310 __u64 hardware_entry_failure_reason; 311 __u32 cpu; 312 } fail_entry; 313 /* KVM_EXIT_EXCEPTION */ 314 struct { 315 __u32 exception; 316 __u32 error_code; 317 } ex; 318 /* KVM_EXIT_IO */ 319 struct { 320 #define KVM_EXIT_IO_IN 0 321 #define KVM_EXIT_IO_OUT 1 322 __u8 direction; 323 __u8 size; /* bytes */ 324 __u16 port; 325 __u32 count; 326 __u64 data_offset; /* relative to kvm_run start */ 327 } io; 328 /* KVM_EXIT_DEBUG */ 329 struct { 330 struct kvm_debug_exit_arch arch; 331 } debug; 332 /* KVM_EXIT_MMIO */ 333 struct { 334 __u64 phys_addr; 335 __u8 data[8]; 336 __u32 len; 337 __u8 is_write; 338 } mmio; 339 /* KVM_EXIT_HYPERCALL */ 340 struct { 341 __u64 nr; 342 __u64 args[6]; 343 __u64 ret; 344 __u32 longmode; 345 __u32 pad; 346 } hypercall; 347 /* KVM_EXIT_TPR_ACCESS */ 348 struct { 349 __u64 rip; 350 __u32 is_write; 351 __u32 pad; 352 } tpr_access; 353 /* KVM_EXIT_S390_SIEIC */ 354 struct { 355 __u8 icptcode; 356 __u16 ipa; 357 __u32 ipb; 358 } s390_sieic; 359 /* KVM_EXIT_S390_RESET */ 360 #define KVM_S390_RESET_POR 1 361 #define KVM_S390_RESET_CLEAR 2 362 #define KVM_S390_RESET_SUBSYSTEM 4 363 #define KVM_S390_RESET_CPU_INIT 8 364 #define KVM_S390_RESET_IPL 16 365 __u64 s390_reset_flags; 366 /* KVM_EXIT_S390_UCONTROL */ 367 struct { 368 __u64 trans_exc_code; 369 __u32 pgm_code; 370 } s390_ucontrol; 371 /* KVM_EXIT_DCR (deprecated) */ 372 struct { 373 __u32 dcrn; 374 __u32 data; 375 __u8 is_write; 376 } dcr; 377 /* KVM_EXIT_INTERNAL_ERROR */ 378 struct { 379 __u32 suberror; 380 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 381 __u32 ndata; 382 __u64 data[16]; 383 } internal; 384 /* 385 * KVM_INTERNAL_ERROR_EMULATION 386 * 387 * "struct emulation_failure" is an overlay of "struct internal" 388 * that is used for the KVM_INTERNAL_ERROR_EMULATION sub-type of 389 * KVM_EXIT_INTERNAL_ERROR. Note, unlike other internal error 390 * sub-types, this struct is ABI! It also needs to be backwards 391 * compatible with "struct internal". Take special care that 392 * "ndata" is correct, that new fields are enumerated in "flags", 393 * and that each flag enumerates fields that are 64-bit aligned 394 * and sized (so that ndata+internal.data[] is valid/accurate). 395 * 396 * Space beyond the defined fields may be used to store arbitrary 397 * debug information relating to the emulation failure. It is 398 * accounted for in "ndata" but the format is unspecified and is 399 * not represented in "flags". Any such information is *not* ABI! 400 */ 401 struct { 402 __u32 suberror; 403 __u32 ndata; 404 __u64 flags; 405 union { 406 struct { 407 __u8 insn_size; 408 __u8 insn_bytes[15]; 409 }; 410 }; 411 /* Arbitrary debug data may follow. */ 412 } emulation_failure; 413 /* KVM_EXIT_OSI */ 414 struct { 415 __u64 gprs[32]; 416 } osi; 417 /* KVM_EXIT_PAPR_HCALL */ 418 struct { 419 __u64 nr; 420 __u64 ret; 421 __u64 args[9]; 422 } papr_hcall; 423 /* KVM_EXIT_S390_TSCH */ 424 struct { 425 __u16 subchannel_id; 426 __u16 subchannel_nr; 427 __u32 io_int_parm; 428 __u32 io_int_word; 429 __u32 ipb; 430 __u8 dequeued; 431 } s390_tsch; 432 /* KVM_EXIT_EPR */ 433 struct { 434 __u32 epr; 435 } epr; 436 /* KVM_EXIT_SYSTEM_EVENT */ 437 struct { 438 #define KVM_SYSTEM_EVENT_SHUTDOWN 1 439 #define KVM_SYSTEM_EVENT_RESET 2 440 #define KVM_SYSTEM_EVENT_CRASH 3 441 #define KVM_SYSTEM_EVENT_WAKEUP 4 442 #define KVM_SYSTEM_EVENT_SUSPEND 5 443 #define KVM_SYSTEM_EVENT_SEV_TERM 6 444 __u32 type; 445 __u32 ndata; 446 union { 447 __u64 flags; 448 __u64 data[16]; 449 }; 450 } system_event; 451 /* KVM_EXIT_S390_STSI */ 452 struct { 453 __u64 addr; 454 __u8 ar; 455 __u8 reserved; 456 __u8 fc; 457 __u8 sel1; 458 __u16 sel2; 459 } s390_stsi; 460 /* KVM_EXIT_IOAPIC_EOI */ 461 struct { 462 __u8 vector; 463 } eoi; 464 /* KVM_EXIT_HYPERV */ 465 struct kvm_hyperv_exit hyperv; 466 /* KVM_EXIT_ARM_NISV */ 467 struct { 468 __u64 esr_iss; 469 __u64 fault_ipa; 470 } arm_nisv; 471 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */ 472 struct { 473 __u8 error; /* user -> kernel */ 474 __u8 pad[7]; 475 #define KVM_MSR_EXIT_REASON_INVAL (1 << 0) 476 #define KVM_MSR_EXIT_REASON_UNKNOWN (1 << 1) 477 #define KVM_MSR_EXIT_REASON_FILTER (1 << 2) 478 #define KVM_MSR_EXIT_REASON_VALID_MASK (KVM_MSR_EXIT_REASON_INVAL | \ 479 KVM_MSR_EXIT_REASON_UNKNOWN | \ 480 KVM_MSR_EXIT_REASON_FILTER) 481 __u32 reason; /* kernel -> user */ 482 __u32 index; /* kernel -> user */ 483 __u64 data; /* kernel <-> user */ 484 } msr; 485 /* KVM_EXIT_XEN */ 486 struct kvm_xen_exit xen; 487 /* KVM_EXIT_RISCV_SBI */ 488 struct { 489 unsigned long extension_id; 490 unsigned long function_id; 491 unsigned long args[6]; 492 unsigned long ret[2]; 493 } riscv_sbi; 494 /* KVM_EXIT_RISCV_CSR */ 495 struct { 496 unsigned long csr_num; 497 unsigned long new_value; 498 unsigned long write_mask; 499 unsigned long ret_value; 500 } riscv_csr; 501 /* KVM_EXIT_NOTIFY */ 502 struct { 503 #define KVM_NOTIFY_CONTEXT_INVALID (1 << 0) 504 __u32 flags; 505 } notify; 506 /* Fix the size of the union. */ 507 char padding[256]; 508 }; 509 510 /* 2048 is the size of the char array used to bound/pad the size 511 * of the union that holds sync regs. 512 */ 513 #define SYNC_REGS_SIZE_BYTES 2048 514 /* 515 * shared registers between kvm and userspace. 516 * kvm_valid_regs specifies the register classes set by the host 517 * kvm_dirty_regs specified the register classes dirtied by userspace 518 * struct kvm_sync_regs is architecture specific, as well as the 519 * bits for kvm_valid_regs and kvm_dirty_regs 520 */ 521 __u64 kvm_valid_regs; 522 __u64 kvm_dirty_regs; 523 union { 524 struct kvm_sync_regs regs; 525 char padding[SYNC_REGS_SIZE_BYTES]; 526 } s; 527 }; 528 529 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 530 531 struct kvm_coalesced_mmio_zone { 532 __u64 addr; 533 __u32 size; 534 union { 535 __u32 pad; 536 __u32 pio; 537 }; 538 }; 539 540 struct kvm_coalesced_mmio { 541 __u64 phys_addr; 542 __u32 len; 543 union { 544 __u32 pad; 545 __u32 pio; 546 }; 547 __u8 data[8]; 548 }; 549 550 struct kvm_coalesced_mmio_ring { 551 __u32 first, last; 552 struct kvm_coalesced_mmio coalesced_mmio[]; 553 }; 554 555 #define KVM_COALESCED_MMIO_MAX \ 556 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 557 sizeof(struct kvm_coalesced_mmio)) 558 559 /* for KVM_TRANSLATE */ 560 struct kvm_translation { 561 /* in */ 562 __u64 linear_address; 563 564 /* out */ 565 __u64 physical_address; 566 __u8 valid; 567 __u8 writeable; 568 __u8 usermode; 569 __u8 pad[5]; 570 }; 571 572 /* for KVM_S390_MEM_OP */ 573 struct kvm_s390_mem_op { 574 /* in */ 575 __u64 gaddr; /* the guest address */ 576 __u64 flags; /* flags */ 577 __u32 size; /* amount of bytes */ 578 __u32 op; /* type of operation */ 579 __u64 buf; /* buffer in userspace */ 580 union { 581 struct { 582 __u8 ar; /* the access register number */ 583 __u8 key; /* access key, ignored if flag unset */ 584 __u8 pad1[6]; /* ignored */ 585 __u64 old_addr; /* ignored if cmpxchg flag unset */ 586 }; 587 __u32 sida_offset; /* offset into the sida */ 588 __u8 reserved[32]; /* ignored */ 589 }; 590 }; 591 /* types for kvm_s390_mem_op->op */ 592 #define KVM_S390_MEMOP_LOGICAL_READ 0 593 #define KVM_S390_MEMOP_LOGICAL_WRITE 1 594 #define KVM_S390_MEMOP_SIDA_READ 2 595 #define KVM_S390_MEMOP_SIDA_WRITE 3 596 #define KVM_S390_MEMOP_ABSOLUTE_READ 4 597 #define KVM_S390_MEMOP_ABSOLUTE_WRITE 5 598 #define KVM_S390_MEMOP_ABSOLUTE_CMPXCHG 6 599 600 /* flags for kvm_s390_mem_op->flags */ 601 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0) 602 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1) 603 #define KVM_S390_MEMOP_F_SKEY_PROTECTION (1ULL << 2) 604 605 /* flags specifying extension support via KVM_CAP_S390_MEM_OP_EXTENSION */ 606 #define KVM_S390_MEMOP_EXTENSION_CAP_BASE (1 << 0) 607 #define KVM_S390_MEMOP_EXTENSION_CAP_CMPXCHG (1 << 1) 608 609 /* for KVM_INTERRUPT */ 610 struct kvm_interrupt { 611 /* in */ 612 __u32 irq; 613 }; 614 615 /* for KVM_GET_DIRTY_LOG */ 616 struct kvm_dirty_log { 617 __u32 slot; 618 __u32 padding1; 619 union { 620 void *dirty_bitmap; /* one bit per page */ 621 __u64 padding2; 622 }; 623 }; 624 625 /* for KVM_CLEAR_DIRTY_LOG */ 626 struct kvm_clear_dirty_log { 627 __u32 slot; 628 __u32 num_pages; 629 __u64 first_page; 630 union { 631 void *dirty_bitmap; /* one bit per page */ 632 __u64 padding2; 633 }; 634 }; 635 636 /* for KVM_SET_SIGNAL_MASK */ 637 struct kvm_signal_mask { 638 __u32 len; 639 __u8 sigset[]; 640 }; 641 642 /* for KVM_TPR_ACCESS_REPORTING */ 643 struct kvm_tpr_access_ctl { 644 __u32 enabled; 645 __u32 flags; 646 __u32 reserved[8]; 647 }; 648 649 /* for KVM_SET_VAPIC_ADDR */ 650 struct kvm_vapic_addr { 651 __u64 vapic_addr; 652 }; 653 654 /* for KVM_SET_MP_STATE */ 655 656 /* not all states are valid on all architectures */ 657 #define KVM_MP_STATE_RUNNABLE 0 658 #define KVM_MP_STATE_UNINITIALIZED 1 659 #define KVM_MP_STATE_INIT_RECEIVED 2 660 #define KVM_MP_STATE_HALTED 3 661 #define KVM_MP_STATE_SIPI_RECEIVED 4 662 #define KVM_MP_STATE_STOPPED 5 663 #define KVM_MP_STATE_CHECK_STOP 6 664 #define KVM_MP_STATE_OPERATING 7 665 #define KVM_MP_STATE_LOAD 8 666 #define KVM_MP_STATE_AP_RESET_HOLD 9 667 #define KVM_MP_STATE_SUSPENDED 10 668 669 struct kvm_mp_state { 670 __u32 mp_state; 671 }; 672 673 struct kvm_s390_psw { 674 __u64 mask; 675 __u64 addr; 676 }; 677 678 /* valid values for type in kvm_s390_interrupt */ 679 #define KVM_S390_SIGP_STOP 0xfffe0000u 680 #define KVM_S390_PROGRAM_INT 0xfffe0001u 681 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 682 #define KVM_S390_RESTART 0xfffe0003u 683 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u 684 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u 685 #define KVM_S390_MCHK 0xfffe1000u 686 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u 687 #define KVM_S390_INT_CPU_TIMER 0xffff1005u 688 #define KVM_S390_INT_VIRTIO 0xffff2603u 689 #define KVM_S390_INT_SERVICE 0xffff2401u 690 #define KVM_S390_INT_EMERGENCY 0xffff1201u 691 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 692 /* Anything below 0xfffe0000u is taken by INT_IO */ 693 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ 694 (((schid)) | \ 695 ((ssid) << 16) | \ 696 ((cssid) << 18) | \ 697 ((ai) << 26)) 698 #define KVM_S390_INT_IO_MIN 0x00000000u 699 #define KVM_S390_INT_IO_MAX 0xfffdffffu 700 #define KVM_S390_INT_IO_AI_MASK 0x04000000u 701 702 703 struct kvm_s390_interrupt { 704 __u32 type; 705 __u32 parm; 706 __u64 parm64; 707 }; 708 709 struct kvm_s390_io_info { 710 __u16 subchannel_id; 711 __u16 subchannel_nr; 712 __u32 io_int_parm; 713 __u32 io_int_word; 714 }; 715 716 struct kvm_s390_ext_info { 717 __u32 ext_params; 718 __u32 pad; 719 __u64 ext_params2; 720 }; 721 722 struct kvm_s390_pgm_info { 723 __u64 trans_exc_code; 724 __u64 mon_code; 725 __u64 per_address; 726 __u32 data_exc_code; 727 __u16 code; 728 __u16 mon_class_nr; 729 __u8 per_code; 730 __u8 per_atmid; 731 __u8 exc_access_id; 732 __u8 per_access_id; 733 __u8 op_access_id; 734 #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01 735 #define KVM_S390_PGM_FLAGS_ILC_0 0x02 736 #define KVM_S390_PGM_FLAGS_ILC_1 0x04 737 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06 738 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08 739 __u8 flags; 740 __u8 pad[2]; 741 }; 742 743 struct kvm_s390_prefix_info { 744 __u32 address; 745 }; 746 747 struct kvm_s390_extcall_info { 748 __u16 code; 749 }; 750 751 struct kvm_s390_emerg_info { 752 __u16 code; 753 }; 754 755 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01 756 struct kvm_s390_stop_info { 757 __u32 flags; 758 }; 759 760 struct kvm_s390_mchk_info { 761 __u64 cr14; 762 __u64 mcic; 763 __u64 failing_storage_address; 764 __u32 ext_damage_code; 765 __u32 pad; 766 __u8 fixed_logout[16]; 767 }; 768 769 struct kvm_s390_irq { 770 __u64 type; 771 union { 772 struct kvm_s390_io_info io; 773 struct kvm_s390_ext_info ext; 774 struct kvm_s390_pgm_info pgm; 775 struct kvm_s390_emerg_info emerg; 776 struct kvm_s390_extcall_info extcall; 777 struct kvm_s390_prefix_info prefix; 778 struct kvm_s390_stop_info stop; 779 struct kvm_s390_mchk_info mchk; 780 char reserved[64]; 781 } u; 782 }; 783 784 struct kvm_s390_irq_state { 785 __u64 buf; 786 __u32 flags; /* will stay unused for compatibility reasons */ 787 __u32 len; 788 __u32 reserved[4]; /* will stay unused for compatibility reasons */ 789 }; 790 791 /* for KVM_SET_GUEST_DEBUG */ 792 793 #define KVM_GUESTDBG_ENABLE 0x00000001 794 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 795 796 struct kvm_guest_debug { 797 __u32 control; 798 __u32 pad; 799 struct kvm_guest_debug_arch arch; 800 }; 801 802 enum { 803 kvm_ioeventfd_flag_nr_datamatch, 804 kvm_ioeventfd_flag_nr_pio, 805 kvm_ioeventfd_flag_nr_deassign, 806 kvm_ioeventfd_flag_nr_virtio_ccw_notify, 807 kvm_ioeventfd_flag_nr_fast_mmio, 808 kvm_ioeventfd_flag_nr_max, 809 }; 810 811 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 812 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 813 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 814 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \ 815 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify) 816 817 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 818 819 struct kvm_ioeventfd { 820 __u64 datamatch; 821 __u64 addr; /* legal pio/mmio address */ 822 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */ 823 __s32 fd; 824 __u32 flags; 825 __u8 pad[36]; 826 }; 827 828 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0) 829 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1) 830 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2) 831 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3) 832 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \ 833 KVM_X86_DISABLE_EXITS_HLT | \ 834 KVM_X86_DISABLE_EXITS_PAUSE | \ 835 KVM_X86_DISABLE_EXITS_CSTATE) 836 837 /* for KVM_ENABLE_CAP */ 838 struct kvm_enable_cap { 839 /* in */ 840 __u32 cap; 841 __u32 flags; 842 __u64 args[4]; 843 __u8 pad[64]; 844 }; 845 846 /* for KVM_PPC_GET_PVINFO */ 847 848 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) 849 850 struct kvm_ppc_pvinfo { 851 /* out */ 852 __u32 flags; 853 __u32 hcall[4]; 854 __u8 pad[108]; 855 }; 856 857 /* for KVM_PPC_GET_SMMU_INFO */ 858 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 859 860 struct kvm_ppc_one_page_size { 861 __u32 page_shift; /* Page shift (or 0) */ 862 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 863 }; 864 865 struct kvm_ppc_one_seg_page_size { 866 __u32 page_shift; /* Base page shift of segment (or 0) */ 867 __u32 slb_enc; /* SLB encoding for BookS */ 868 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 869 }; 870 871 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 872 #define KVM_PPC_1T_SEGMENTS 0x00000002 873 #define KVM_PPC_NO_HASH 0x00000004 874 875 struct kvm_ppc_smmu_info { 876 __u64 flags; 877 __u32 slb_size; 878 __u16 data_keys; /* # storage keys supported for data */ 879 __u16 instr_keys; /* # storage keys supported for instructions */ 880 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 881 }; 882 883 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */ 884 struct kvm_ppc_resize_hpt { 885 __u64 flags; 886 __u32 shift; 887 __u32 pad; 888 }; 889 890 #define KVMIO 0xAE 891 892 /* machine type bits, to be used as argument to KVM_CREATE_VM */ 893 #define KVM_VM_S390_UCONTROL 1 894 895 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */ 896 #define KVM_VM_PPC_HV 1 897 #define KVM_VM_PPC_PR 2 898 899 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */ 900 #define KVM_VM_MIPS_AUTO 0 901 #define KVM_VM_MIPS_VZ 1 902 #define KVM_VM_MIPS_TE 2 903 904 #define KVM_S390_SIE_PAGE_OFFSET 1 905 906 /* 907 * On arm64, machine type can be used to request the physical 908 * address size for the VM. Bits[7-0] are reserved for the guest 909 * PA size shift (i.e, log2(PA_Size)). For backward compatibility, 910 * value 0 implies the default IPA size, 40bits. 911 */ 912 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL 913 #define KVM_VM_TYPE_ARM_IPA_SIZE(x) \ 914 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK) 915 /* 916 * ioctls for /dev/kvm fds: 917 */ 918 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 919 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 920 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 921 922 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 923 /* 924 * Check if a kvm extension is available. Argument is extension number, 925 * return is 1 (yes) or 0 (no, sorry). 926 */ 927 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 928 /* 929 * Get size for mmap(vcpu_fd) 930 */ 931 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 932 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 933 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 934 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 935 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 936 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2) 937 #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list) 938 939 /* 940 * Extension capability list. 941 */ 942 #define KVM_CAP_IRQCHIP 0 943 #define KVM_CAP_HLT 1 944 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 945 #define KVM_CAP_USER_MEMORY 3 946 #define KVM_CAP_SET_TSS_ADDR 4 947 #define KVM_CAP_VAPIC 6 948 #define KVM_CAP_EXT_CPUID 7 949 #define KVM_CAP_CLOCKSOURCE 8 950 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 951 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 952 #define KVM_CAP_PIT 11 953 #define KVM_CAP_NOP_IO_DELAY 12 954 #define KVM_CAP_PV_MMU 13 955 #define KVM_CAP_MP_STATE 14 956 #define KVM_CAP_COALESCED_MMIO 15 957 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 958 #define KVM_CAP_IOMMU 18 959 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 960 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 961 #define KVM_CAP_USER_NMI 22 962 #ifdef __KVM_HAVE_GUEST_DEBUG 963 #define KVM_CAP_SET_GUEST_DEBUG 23 964 #endif 965 #ifdef __KVM_HAVE_PIT 966 #define KVM_CAP_REINJECT_CONTROL 24 967 #endif 968 #define KVM_CAP_IRQ_ROUTING 25 969 #define KVM_CAP_IRQ_INJECT_STATUS 26 970 #define KVM_CAP_ASSIGN_DEV_IRQ 29 971 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 972 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 973 #ifdef __KVM_HAVE_MCE 974 #define KVM_CAP_MCE 31 975 #endif 976 #define KVM_CAP_IRQFD 32 977 #ifdef __KVM_HAVE_PIT 978 #define KVM_CAP_PIT2 33 979 #endif 980 #define KVM_CAP_SET_BOOT_CPU_ID 34 981 #ifdef __KVM_HAVE_PIT_STATE2 982 #define KVM_CAP_PIT_STATE2 35 983 #endif 984 #define KVM_CAP_IOEVENTFD 36 985 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 986 #ifdef __KVM_HAVE_XEN_HVM 987 #define KVM_CAP_XEN_HVM 38 988 #endif 989 #define KVM_CAP_ADJUST_CLOCK 39 990 #define KVM_CAP_INTERNAL_ERROR_DATA 40 991 #ifdef __KVM_HAVE_VCPU_EVENTS 992 #define KVM_CAP_VCPU_EVENTS 41 993 #endif 994 #define KVM_CAP_S390_PSW 42 995 #define KVM_CAP_PPC_SEGSTATE 43 996 #define KVM_CAP_HYPERV 44 997 #define KVM_CAP_HYPERV_VAPIC 45 998 #define KVM_CAP_HYPERV_SPIN 46 999 #define KVM_CAP_PCI_SEGMENT 47 1000 #define KVM_CAP_PPC_PAIRED_SINGLES 48 1001 #define KVM_CAP_INTR_SHADOW 49 1002 #ifdef __KVM_HAVE_DEBUGREGS 1003 #define KVM_CAP_DEBUGREGS 50 1004 #endif 1005 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 1006 #define KVM_CAP_PPC_OSI 52 1007 #define KVM_CAP_PPC_UNSET_IRQ 53 1008 #define KVM_CAP_ENABLE_CAP 54 1009 #ifdef __KVM_HAVE_XSAVE 1010 #define KVM_CAP_XSAVE 55 1011 #endif 1012 #ifdef __KVM_HAVE_XCRS 1013 #define KVM_CAP_XCRS 56 1014 #endif 1015 #define KVM_CAP_PPC_GET_PVINFO 57 1016 #define KVM_CAP_PPC_IRQ_LEVEL 58 1017 #define KVM_CAP_ASYNC_PF 59 1018 #define KVM_CAP_TSC_CONTROL 60 1019 #define KVM_CAP_GET_TSC_KHZ 61 1020 #define KVM_CAP_PPC_BOOKE_SREGS 62 1021 #define KVM_CAP_SPAPR_TCE 63 1022 #define KVM_CAP_PPC_SMT 64 1023 #define KVM_CAP_PPC_RMA 65 1024 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 1025 #define KVM_CAP_PPC_HIOR 67 1026 #define KVM_CAP_PPC_PAPR 68 1027 #define KVM_CAP_SW_TLB 69 1028 #define KVM_CAP_ONE_REG 70 1029 #define KVM_CAP_S390_GMAP 71 1030 #define KVM_CAP_TSC_DEADLINE_TIMER 72 1031 #define KVM_CAP_S390_UCONTROL 73 1032 #define KVM_CAP_SYNC_REGS 74 1033 #define KVM_CAP_PCI_2_3 75 1034 #define KVM_CAP_KVMCLOCK_CTRL 76 1035 #define KVM_CAP_SIGNAL_MSI 77 1036 #define KVM_CAP_PPC_GET_SMMU_INFO 78 1037 #define KVM_CAP_S390_COW 79 1038 #define KVM_CAP_PPC_ALLOC_HTAB 80 1039 #define KVM_CAP_READONLY_MEM 81 1040 #define KVM_CAP_IRQFD_RESAMPLE 82 1041 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83 1042 #define KVM_CAP_PPC_HTAB_FD 84 1043 #define KVM_CAP_S390_CSS_SUPPORT 85 1044 #define KVM_CAP_PPC_EPR 86 1045 #define KVM_CAP_ARM_PSCI 87 1046 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88 1047 #define KVM_CAP_DEVICE_CTRL 89 1048 #define KVM_CAP_IRQ_MPIC 90 1049 #define KVM_CAP_PPC_RTAS 91 1050 #define KVM_CAP_IRQ_XICS 92 1051 #define KVM_CAP_ARM_EL1_32BIT 93 1052 #define KVM_CAP_SPAPR_MULTITCE 94 1053 #define KVM_CAP_EXT_EMUL_CPUID 95 1054 #define KVM_CAP_HYPERV_TIME 96 1055 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97 1056 #define KVM_CAP_ENABLE_CAP_VM 98 1057 #define KVM_CAP_S390_IRQCHIP 99 1058 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100 1059 #define KVM_CAP_VM_ATTRIBUTES 101 1060 #define KVM_CAP_ARM_PSCI_0_2 102 1061 #define KVM_CAP_PPC_FIXUP_HCALL 103 1062 #define KVM_CAP_PPC_ENABLE_HCALL 104 1063 #define KVM_CAP_CHECK_EXTENSION_VM 105 1064 #define KVM_CAP_S390_USER_SIGP 106 1065 #define KVM_CAP_S390_VECTOR_REGISTERS 107 1066 #define KVM_CAP_S390_MEM_OP 108 1067 #define KVM_CAP_S390_USER_STSI 109 1068 #define KVM_CAP_S390_SKEYS 110 1069 #define KVM_CAP_MIPS_FPU 111 1070 #define KVM_CAP_MIPS_MSA 112 1071 #define KVM_CAP_S390_INJECT_IRQ 113 1072 #define KVM_CAP_S390_IRQ_STATE 114 1073 #define KVM_CAP_PPC_HWRNG 115 1074 #define KVM_CAP_DISABLE_QUIRKS 116 1075 #define KVM_CAP_X86_SMM 117 1076 #define KVM_CAP_MULTI_ADDRESS_SPACE 118 1077 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119 1078 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120 1079 #define KVM_CAP_SPLIT_IRQCHIP 121 1080 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122 1081 #define KVM_CAP_HYPERV_SYNIC 123 1082 #define KVM_CAP_S390_RI 124 1083 #define KVM_CAP_SPAPR_TCE_64 125 1084 #define KVM_CAP_ARM_PMU_V3 126 1085 #define KVM_CAP_VCPU_ATTRIBUTES 127 1086 #define KVM_CAP_MAX_VCPU_ID 128 1087 #define KVM_CAP_X2APIC_API 129 1088 #define KVM_CAP_S390_USER_INSTR0 130 1089 #define KVM_CAP_MSI_DEVID 131 1090 #define KVM_CAP_PPC_HTM 132 1091 #define KVM_CAP_SPAPR_RESIZE_HPT 133 1092 #define KVM_CAP_PPC_MMU_RADIX 134 1093 #define KVM_CAP_PPC_MMU_HASH_V3 135 1094 #define KVM_CAP_IMMEDIATE_EXIT 136 1095 #define KVM_CAP_MIPS_VZ 137 1096 #define KVM_CAP_MIPS_TE 138 1097 #define KVM_CAP_MIPS_64BIT 139 1098 #define KVM_CAP_S390_GS 140 1099 #define KVM_CAP_S390_AIS 141 1100 #define KVM_CAP_SPAPR_TCE_VFIO 142 1101 #define KVM_CAP_X86_DISABLE_EXITS 143 1102 #define KVM_CAP_ARM_USER_IRQ 144 1103 #define KVM_CAP_S390_CMMA_MIGRATION 145 1104 #define KVM_CAP_PPC_FWNMI 146 1105 #define KVM_CAP_PPC_SMT_POSSIBLE 147 1106 #define KVM_CAP_HYPERV_SYNIC2 148 1107 #define KVM_CAP_HYPERV_VP_INDEX 149 1108 #define KVM_CAP_S390_AIS_MIGRATION 150 1109 #define KVM_CAP_PPC_GET_CPU_CHAR 151 1110 #define KVM_CAP_S390_BPB 152 1111 #define KVM_CAP_GET_MSR_FEATURES 153 1112 #define KVM_CAP_HYPERV_EVENTFD 154 1113 #define KVM_CAP_HYPERV_TLBFLUSH 155 1114 #define KVM_CAP_S390_HPAGE_1M 156 1115 #define KVM_CAP_NESTED_STATE 157 1116 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158 1117 #define KVM_CAP_MSR_PLATFORM_INFO 159 1118 #define KVM_CAP_PPC_NESTED_HV 160 1119 #define KVM_CAP_HYPERV_SEND_IPI 161 1120 #define KVM_CAP_COALESCED_PIO 162 1121 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163 1122 #define KVM_CAP_EXCEPTION_PAYLOAD 164 1123 #define KVM_CAP_ARM_VM_IPA_SIZE 165 1124 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */ 1125 #define KVM_CAP_HYPERV_CPUID 167 1126 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168 1127 #define KVM_CAP_PPC_IRQ_XIVE 169 1128 #define KVM_CAP_ARM_SVE 170 1129 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171 1130 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172 1131 #define KVM_CAP_PMU_EVENT_FILTER 173 1132 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174 1133 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175 1134 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176 1135 #define KVM_CAP_ARM_NISV_TO_USER 177 1136 #define KVM_CAP_ARM_INJECT_EXT_DABT 178 1137 #define KVM_CAP_S390_VCPU_RESETS 179 1138 #define KVM_CAP_S390_PROTECTED 180 1139 #define KVM_CAP_PPC_SECURE_GUEST 181 1140 #define KVM_CAP_HALT_POLL 182 1141 #define KVM_CAP_ASYNC_PF_INT 183 1142 #define KVM_CAP_LAST_CPU 184 1143 #define KVM_CAP_SMALLER_MAXPHYADDR 185 1144 #define KVM_CAP_S390_DIAG318 186 1145 #define KVM_CAP_STEAL_TIME 187 1146 #define KVM_CAP_X86_USER_SPACE_MSR 188 1147 #define KVM_CAP_X86_MSR_FILTER 189 1148 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190 1149 #define KVM_CAP_SYS_HYPERV_CPUID 191 1150 #define KVM_CAP_DIRTY_LOG_RING 192 1151 #define KVM_CAP_X86_BUS_LOCK_EXIT 193 1152 #define KVM_CAP_PPC_DAWR1 194 1153 #define KVM_CAP_SET_GUEST_DEBUG2 195 1154 #define KVM_CAP_SGX_ATTRIBUTE 196 1155 #define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197 1156 #define KVM_CAP_PTP_KVM 198 1157 #define KVM_CAP_HYPERV_ENFORCE_CPUID 199 1158 #define KVM_CAP_SREGS2 200 1159 #define KVM_CAP_EXIT_HYPERCALL 201 1160 #define KVM_CAP_PPC_RPT_INVALIDATE 202 1161 #define KVM_CAP_BINARY_STATS_FD 203 1162 #define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204 1163 #define KVM_CAP_ARM_MTE 205 1164 #define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206 1165 #define KVM_CAP_VM_GPA_BITS 207 1166 #define KVM_CAP_XSAVE2 208 1167 #define KVM_CAP_SYS_ATTRIBUTES 209 1168 #define KVM_CAP_PPC_AIL_MODE_3 210 1169 #define KVM_CAP_S390_MEM_OP_EXTENSION 211 1170 #define KVM_CAP_PMU_CAPABILITY 212 1171 #define KVM_CAP_DISABLE_QUIRKS2 213 1172 #define KVM_CAP_VM_TSC_CONTROL 214 1173 #define KVM_CAP_SYSTEM_EVENT_DATA 215 1174 #define KVM_CAP_ARM_SYSTEM_SUSPEND 216 1175 #define KVM_CAP_S390_PROTECTED_DUMP 217 1176 #define KVM_CAP_X86_TRIPLE_FAULT_EVENT 218 1177 #define KVM_CAP_X86_NOTIFY_VMEXIT 219 1178 #define KVM_CAP_VM_DISABLE_NX_HUGE_PAGES 220 1179 #define KVM_CAP_S390_ZPCI_OP 221 1180 #define KVM_CAP_S390_CPU_TOPOLOGY 222 1181 #define KVM_CAP_DIRTY_LOG_RING_ACQ_REL 223 1182 #define KVM_CAP_S390_PROTECTED_ASYNC_DISABLE 224 1183 #define KVM_CAP_DIRTY_LOG_RING_WITH_BITMAP 225 1184 #define KVM_CAP_PMU_EVENT_MASKED_EVENTS 226 1185 1186 #ifdef KVM_CAP_IRQ_ROUTING 1187 1188 struct kvm_irq_routing_irqchip { 1189 __u32 irqchip; 1190 __u32 pin; 1191 }; 1192 1193 struct kvm_irq_routing_msi { 1194 __u32 address_lo; 1195 __u32 address_hi; 1196 __u32 data; 1197 union { 1198 __u32 pad; 1199 __u32 devid; 1200 }; 1201 }; 1202 1203 struct kvm_irq_routing_s390_adapter { 1204 __u64 ind_addr; 1205 __u64 summary_addr; 1206 __u64 ind_offset; 1207 __u32 summary_offset; 1208 __u32 adapter_id; 1209 }; 1210 1211 struct kvm_irq_routing_hv_sint { 1212 __u32 vcpu; 1213 __u32 sint; 1214 }; 1215 1216 struct kvm_irq_routing_xen_evtchn { 1217 __u32 port; 1218 __u32 vcpu; 1219 __u32 priority; 1220 }; 1221 1222 #define KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL ((__u32)(-1)) 1223 1224 /* gsi routing entry types */ 1225 #define KVM_IRQ_ROUTING_IRQCHIP 1 1226 #define KVM_IRQ_ROUTING_MSI 2 1227 #define KVM_IRQ_ROUTING_S390_ADAPTER 3 1228 #define KVM_IRQ_ROUTING_HV_SINT 4 1229 #define KVM_IRQ_ROUTING_XEN_EVTCHN 5 1230 1231 struct kvm_irq_routing_entry { 1232 __u32 gsi; 1233 __u32 type; 1234 __u32 flags; 1235 __u32 pad; 1236 union { 1237 struct kvm_irq_routing_irqchip irqchip; 1238 struct kvm_irq_routing_msi msi; 1239 struct kvm_irq_routing_s390_adapter adapter; 1240 struct kvm_irq_routing_hv_sint hv_sint; 1241 struct kvm_irq_routing_xen_evtchn xen_evtchn; 1242 __u32 pad[8]; 1243 } u; 1244 }; 1245 1246 struct kvm_irq_routing { 1247 __u32 nr; 1248 __u32 flags; 1249 struct kvm_irq_routing_entry entries[]; 1250 }; 1251 1252 #endif 1253 1254 #ifdef KVM_CAP_MCE 1255 /* x86 MCE */ 1256 struct kvm_x86_mce { 1257 __u64 status; 1258 __u64 addr; 1259 __u64 misc; 1260 __u64 mcg_status; 1261 __u8 bank; 1262 __u8 pad1[7]; 1263 __u64 pad2[3]; 1264 }; 1265 #endif 1266 1267 #ifdef KVM_CAP_XEN_HVM 1268 #define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR (1 << 0) 1269 #define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL (1 << 1) 1270 #define KVM_XEN_HVM_CONFIG_SHARED_INFO (1 << 2) 1271 #define KVM_XEN_HVM_CONFIG_RUNSTATE (1 << 3) 1272 #define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL (1 << 4) 1273 #define KVM_XEN_HVM_CONFIG_EVTCHN_SEND (1 << 5) 1274 #define KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG (1 << 6) 1275 1276 struct kvm_xen_hvm_config { 1277 __u32 flags; 1278 __u32 msr; 1279 __u64 blob_addr_32; 1280 __u64 blob_addr_64; 1281 __u8 blob_size_32; 1282 __u8 blob_size_64; 1283 __u8 pad2[30]; 1284 }; 1285 #endif 1286 1287 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 1288 /* 1289 * Available with KVM_CAP_IRQFD_RESAMPLE 1290 * 1291 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies 1292 * the irqfd to operate in resampling mode for level triggered interrupt 1293 * emulation. See Documentation/virt/kvm/api.rst. 1294 */ 1295 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) 1296 1297 struct kvm_irqfd { 1298 __u32 fd; 1299 __u32 gsi; 1300 __u32 flags; 1301 __u32 resamplefd; 1302 __u8 pad[16]; 1303 }; 1304 1305 /* For KVM_CAP_ADJUST_CLOCK */ 1306 1307 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */ 1308 #define KVM_CLOCK_TSC_STABLE 2 1309 #define KVM_CLOCK_REALTIME (1 << 2) 1310 #define KVM_CLOCK_HOST_TSC (1 << 3) 1311 1312 struct kvm_clock_data { 1313 __u64 clock; 1314 __u32 flags; 1315 __u32 pad0; 1316 __u64 realtime; 1317 __u64 host_tsc; 1318 __u32 pad[4]; 1319 }; 1320 1321 /* For KVM_CAP_SW_TLB */ 1322 1323 #define KVM_MMU_FSL_BOOKE_NOHV 0 1324 #define KVM_MMU_FSL_BOOKE_HV 1 1325 1326 struct kvm_config_tlb { 1327 __u64 params; 1328 __u64 array; 1329 __u32 mmu_type; 1330 __u32 array_len; 1331 }; 1332 1333 struct kvm_dirty_tlb { 1334 __u64 bitmap; 1335 __u32 num_dirty; 1336 }; 1337 1338 /* Available with KVM_CAP_ONE_REG */ 1339 1340 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL 1341 #define KVM_REG_GENERIC 0x0000000000000000ULL 1342 1343 /* 1344 * Architecture specific registers are to be defined in arch headers and 1345 * ORed with the arch identifier. 1346 */ 1347 #define KVM_REG_PPC 0x1000000000000000ULL 1348 #define KVM_REG_X86 0x2000000000000000ULL 1349 #define KVM_REG_IA64 0x3000000000000000ULL 1350 #define KVM_REG_ARM 0x4000000000000000ULL 1351 #define KVM_REG_S390 0x5000000000000000ULL 1352 #define KVM_REG_ARM64 0x6000000000000000ULL 1353 #define KVM_REG_MIPS 0x7000000000000000ULL 1354 #define KVM_REG_RISCV 0x8000000000000000ULL 1355 1356 #define KVM_REG_SIZE_SHIFT 52 1357 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 1358 #define KVM_REG_SIZE_U8 0x0000000000000000ULL 1359 #define KVM_REG_SIZE_U16 0x0010000000000000ULL 1360 #define KVM_REG_SIZE_U32 0x0020000000000000ULL 1361 #define KVM_REG_SIZE_U64 0x0030000000000000ULL 1362 #define KVM_REG_SIZE_U128 0x0040000000000000ULL 1363 #define KVM_REG_SIZE_U256 0x0050000000000000ULL 1364 #define KVM_REG_SIZE_U512 0x0060000000000000ULL 1365 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL 1366 #define KVM_REG_SIZE_U2048 0x0080000000000000ULL 1367 1368 struct kvm_reg_list { 1369 __u64 n; /* number of regs */ 1370 __u64 reg[]; 1371 }; 1372 1373 struct kvm_one_reg { 1374 __u64 id; 1375 __u64 addr; 1376 }; 1377 1378 #define KVM_MSI_VALID_DEVID (1U << 0) 1379 struct kvm_msi { 1380 __u32 address_lo; 1381 __u32 address_hi; 1382 __u32 data; 1383 __u32 flags; 1384 __u32 devid; 1385 __u8 pad[12]; 1386 }; 1387 1388 struct kvm_arm_device_addr { 1389 __u64 id; 1390 __u64 addr; 1391 }; 1392 1393 /* 1394 * Device control API, available with KVM_CAP_DEVICE_CTRL 1395 */ 1396 #define KVM_CREATE_DEVICE_TEST 1 1397 1398 struct kvm_create_device { 1399 __u32 type; /* in: KVM_DEV_TYPE_xxx */ 1400 __u32 fd; /* out: device handle */ 1401 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */ 1402 }; 1403 1404 struct kvm_device_attr { 1405 __u32 flags; /* no flags currently defined */ 1406 __u32 group; /* device-defined */ 1407 __u64 attr; /* group-defined */ 1408 __u64 addr; /* userspace address of attr data */ 1409 }; 1410 1411 #define KVM_DEV_VFIO_GROUP 1 1412 #define KVM_DEV_VFIO_GROUP_ADD 1 1413 #define KVM_DEV_VFIO_GROUP_DEL 2 1414 #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3 1415 1416 enum kvm_device_type { 1417 KVM_DEV_TYPE_FSL_MPIC_20 = 1, 1418 #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20 1419 KVM_DEV_TYPE_FSL_MPIC_42, 1420 #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42 1421 KVM_DEV_TYPE_XICS, 1422 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS 1423 KVM_DEV_TYPE_VFIO, 1424 #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO 1425 KVM_DEV_TYPE_ARM_VGIC_V2, 1426 #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2 1427 KVM_DEV_TYPE_FLIC, 1428 #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC 1429 KVM_DEV_TYPE_ARM_VGIC_V3, 1430 #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3 1431 KVM_DEV_TYPE_ARM_VGIC_ITS, 1432 #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS 1433 KVM_DEV_TYPE_XIVE, 1434 #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE 1435 KVM_DEV_TYPE_ARM_PV_TIME, 1436 #define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME 1437 KVM_DEV_TYPE_MAX, 1438 }; 1439 1440 struct kvm_vfio_spapr_tce { 1441 __s32 groupfd; 1442 __s32 tablefd; 1443 }; 1444 1445 /* 1446 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 1447 * a vcpu fd. 1448 */ 1449 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 1450 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 1451 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 1452 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) 1453 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 1454 struct kvm_userspace_memory_region) 1455 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 1456 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 1457 1458 /* enable ucontrol for s390 */ 1459 struct kvm_s390_ucas_mapping { 1460 __u64 user_addr; 1461 __u64 vcpu_addr; 1462 __u64 length; 1463 }; 1464 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 1465 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 1466 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 1467 1468 /* Device model IOC */ 1469 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 1470 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 1471 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 1472 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 1473 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 1474 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 1475 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 1476 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 1477 #define KVM_REGISTER_COALESCED_MMIO \ 1478 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 1479 #define KVM_UNREGISTER_COALESCED_MMIO \ 1480 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 1481 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 1482 struct kvm_assigned_pci_dev) 1483 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 1484 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 1485 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 1486 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 1487 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 1488 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 1489 struct kvm_assigned_pci_dev) 1490 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 1491 struct kvm_assigned_msix_nr) 1492 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 1493 struct kvm_assigned_msix_entry) 1494 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 1495 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 1496 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 1497 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 1498 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 1499 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 1500 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 1501 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 1502 /* Available with KVM_CAP_PIT_STATE2 */ 1503 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 1504 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 1505 /* Available with KVM_CAP_PPC_GET_PVINFO */ 1506 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 1507 /* Available with KVM_CAP_TSC_CONTROL for a vCPU, or with 1508 * KVM_CAP_VM_TSC_CONTROL to set defaults for a VM */ 1509 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 1510 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 1511 /* Available with KVM_CAP_PCI_2_3 */ 1512 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 1513 struct kvm_assigned_pci_dev) 1514 /* Available with KVM_CAP_SIGNAL_MSI */ 1515 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 1516 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 1517 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 1518 /* Available with KVM_CAP_PPC_ALLOC_HTAB */ 1519 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) 1520 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 1521 #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \ 1522 struct kvm_create_spapr_tce_64) 1523 /* Available with KVM_CAP_RMA */ 1524 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 1525 /* Available with KVM_CAP_PPC_HTAB_FD */ 1526 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) 1527 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */ 1528 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) 1529 /* Available with KVM_CAP_PPC_RTAS */ 1530 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args) 1531 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */ 1532 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt) 1533 #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt) 1534 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */ 1535 #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg) 1536 /* Available with KVM_CAP_PPC_RADIX_MMU */ 1537 #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info) 1538 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */ 1539 #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char) 1540 /* Available with KVM_CAP_PMU_EVENT_FILTER */ 1541 #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter) 1542 #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3) 1543 #define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct kvm_arm_copy_mte_tags) 1544 1545 /* ioctl for vm fd */ 1546 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) 1547 1548 /* ioctls for fds returned by KVM_CREATE_DEVICE */ 1549 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr) 1550 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr) 1551 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr) 1552 1553 /* 1554 * ioctls for vcpu fds 1555 */ 1556 #define KVM_RUN _IO(KVMIO, 0x80) 1557 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 1558 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 1559 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 1560 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 1561 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 1562 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 1563 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 1564 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 1565 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 1566 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 1567 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 1568 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 1569 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 1570 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 1571 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 1572 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 1573 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 1574 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 1575 /* Available with KVM_CAP_VAPIC */ 1576 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 1577 /* Available with KVM_CAP_VAPIC */ 1578 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 1579 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 1580 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 1581 /* store status for s390 */ 1582 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 1583 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 1584 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 1585 /* initial ipl psw for s390 */ 1586 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 1587 /* initial reset for s390 */ 1588 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 1589 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 1590 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 1591 /* Available with KVM_CAP_USER_NMI */ 1592 #define KVM_NMI _IO(KVMIO, 0x9a) 1593 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 1594 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 1595 /* MCE for x86 */ 1596 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 1597 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 1598 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 1599 /* Available with KVM_CAP_VCPU_EVENTS */ 1600 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 1601 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 1602 /* Available with KVM_CAP_DEBUGREGS */ 1603 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 1604 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 1605 /* 1606 * vcpu version available with KVM_ENABLE_CAP 1607 * vm version available with KVM_CAP_ENABLE_CAP_VM 1608 */ 1609 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 1610 /* Available with KVM_CAP_XSAVE */ 1611 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 1612 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 1613 /* Available with KVM_CAP_XCRS */ 1614 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 1615 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 1616 /* Available with KVM_CAP_SW_TLB */ 1617 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 1618 /* Available with KVM_CAP_ONE_REG */ 1619 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 1620 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 1621 /* VM is being stopped by host */ 1622 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 1623 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init) 1624 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init) 1625 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list) 1626 /* Available with KVM_CAP_S390_MEM_OP */ 1627 #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op) 1628 /* Available with KVM_CAP_S390_SKEYS */ 1629 #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys) 1630 #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys) 1631 /* Available with KVM_CAP_S390_INJECT_IRQ */ 1632 #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq) 1633 /* Available with KVM_CAP_S390_IRQ_STATE */ 1634 #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state) 1635 #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state) 1636 /* Available with KVM_CAP_X86_SMM */ 1637 #define KVM_SMI _IO(KVMIO, 0xb7) 1638 /* Available with KVM_CAP_S390_CMMA_MIGRATION */ 1639 #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log) 1640 #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log) 1641 /* Memory Encryption Commands */ 1642 #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long) 1643 1644 struct kvm_enc_region { 1645 __u64 addr; 1646 __u64 size; 1647 }; 1648 1649 #define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region) 1650 #define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region) 1651 1652 /* Available with KVM_CAP_HYPERV_EVENTFD */ 1653 #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd) 1654 1655 /* Available with KVM_CAP_NESTED_STATE */ 1656 #define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state) 1657 #define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state) 1658 1659 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */ 1660 #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log) 1661 1662 /* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */ 1663 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2) 1664 1665 /* Available with KVM_CAP_ARM_SVE */ 1666 #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int) 1667 1668 /* Available with KVM_CAP_S390_VCPU_RESETS */ 1669 #define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3) 1670 #define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4) 1671 1672 struct kvm_s390_pv_sec_parm { 1673 __u64 origin; 1674 __u64 length; 1675 }; 1676 1677 struct kvm_s390_pv_unp { 1678 __u64 addr; 1679 __u64 size; 1680 __u64 tweak; 1681 }; 1682 1683 enum pv_cmd_dmp_id { 1684 KVM_PV_DUMP_INIT, 1685 KVM_PV_DUMP_CONFIG_STOR_STATE, 1686 KVM_PV_DUMP_COMPLETE, 1687 KVM_PV_DUMP_CPU, 1688 }; 1689 1690 struct kvm_s390_pv_dmp { 1691 __u64 subcmd; 1692 __u64 buff_addr; 1693 __u64 buff_len; 1694 __u64 gaddr; /* For dump storage state */ 1695 __u64 reserved[4]; 1696 }; 1697 1698 enum pv_cmd_info_id { 1699 KVM_PV_INFO_VM, 1700 KVM_PV_INFO_DUMP, 1701 }; 1702 1703 struct kvm_s390_pv_info_dump { 1704 __u64 dump_cpu_buffer_len; 1705 __u64 dump_config_mem_buffer_per_1m; 1706 __u64 dump_config_finalize_len; 1707 }; 1708 1709 struct kvm_s390_pv_info_vm { 1710 __u64 inst_calls_list[4]; 1711 __u64 max_cpus; 1712 __u64 max_guests; 1713 __u64 max_guest_addr; 1714 __u64 feature_indication; 1715 }; 1716 1717 struct kvm_s390_pv_info_header { 1718 __u32 id; 1719 __u32 len_max; 1720 __u32 len_written; 1721 __u32 reserved; 1722 }; 1723 1724 struct kvm_s390_pv_info { 1725 struct kvm_s390_pv_info_header header; 1726 union { 1727 struct kvm_s390_pv_info_dump dump; 1728 struct kvm_s390_pv_info_vm vm; 1729 }; 1730 }; 1731 1732 enum pv_cmd_id { 1733 KVM_PV_ENABLE, 1734 KVM_PV_DISABLE, 1735 KVM_PV_SET_SEC_PARMS, 1736 KVM_PV_UNPACK, 1737 KVM_PV_VERIFY, 1738 KVM_PV_PREP_RESET, 1739 KVM_PV_UNSHARE_ALL, 1740 KVM_PV_INFO, 1741 KVM_PV_DUMP, 1742 KVM_PV_ASYNC_CLEANUP_PREPARE, 1743 KVM_PV_ASYNC_CLEANUP_PERFORM, 1744 }; 1745 1746 struct kvm_pv_cmd { 1747 __u32 cmd; /* Command to be executed */ 1748 __u16 rc; /* Ultravisor return code */ 1749 __u16 rrc; /* Ultravisor return reason code */ 1750 __u64 data; /* Data or address */ 1751 __u32 flags; /* flags for future extensions. Must be 0 for now */ 1752 __u32 reserved[3]; 1753 }; 1754 1755 /* Available with KVM_CAP_S390_PROTECTED */ 1756 #define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd) 1757 1758 /* Available with KVM_CAP_X86_MSR_FILTER */ 1759 #define KVM_X86_SET_MSR_FILTER _IOW(KVMIO, 0xc6, struct kvm_msr_filter) 1760 1761 /* Available with KVM_CAP_DIRTY_LOG_RING */ 1762 #define KVM_RESET_DIRTY_RINGS _IO(KVMIO, 0xc7) 1763 1764 /* Per-VM Xen attributes */ 1765 #define KVM_XEN_HVM_GET_ATTR _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr) 1766 #define KVM_XEN_HVM_SET_ATTR _IOW(KVMIO, 0xc9, struct kvm_xen_hvm_attr) 1767 1768 struct kvm_xen_hvm_attr { 1769 __u16 type; 1770 __u16 pad[3]; 1771 union { 1772 __u8 long_mode; 1773 __u8 vector; 1774 __u8 runstate_update_flag; 1775 struct { 1776 __u64 gfn; 1777 #define KVM_XEN_INVALID_GFN ((__u64)-1) 1778 } shared_info; 1779 struct { 1780 __u32 send_port; 1781 __u32 type; /* EVTCHNSTAT_ipi / EVTCHNSTAT_interdomain */ 1782 __u32 flags; 1783 #define KVM_XEN_EVTCHN_DEASSIGN (1 << 0) 1784 #define KVM_XEN_EVTCHN_UPDATE (1 << 1) 1785 #define KVM_XEN_EVTCHN_RESET (1 << 2) 1786 /* 1787 * Events sent by the guest are either looped back to 1788 * the guest itself (potentially on a different port#) 1789 * or signalled via an eventfd. 1790 */ 1791 union { 1792 struct { 1793 __u32 port; 1794 __u32 vcpu; 1795 __u32 priority; 1796 } port; 1797 struct { 1798 __u32 port; /* Zero for eventfd */ 1799 __s32 fd; 1800 } eventfd; 1801 __u32 padding[4]; 1802 } deliver; 1803 } evtchn; 1804 __u32 xen_version; 1805 __u64 pad[8]; 1806 } u; 1807 }; 1808 1809 1810 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ 1811 #define KVM_XEN_ATTR_TYPE_LONG_MODE 0x0 1812 #define KVM_XEN_ATTR_TYPE_SHARED_INFO 0x1 1813 #define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR 0x2 1814 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ 1815 #define KVM_XEN_ATTR_TYPE_EVTCHN 0x3 1816 #define KVM_XEN_ATTR_TYPE_XEN_VERSION 0x4 1817 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG */ 1818 #define KVM_XEN_ATTR_TYPE_RUNSTATE_UPDATE_FLAG 0x5 1819 1820 /* Per-vCPU Xen attributes */ 1821 #define KVM_XEN_VCPU_GET_ATTR _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr) 1822 #define KVM_XEN_VCPU_SET_ATTR _IOW(KVMIO, 0xcb, struct kvm_xen_vcpu_attr) 1823 1824 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ 1825 #define KVM_XEN_HVM_EVTCHN_SEND _IOW(KVMIO, 0xd0, struct kvm_irq_routing_xen_evtchn) 1826 1827 #define KVM_GET_SREGS2 _IOR(KVMIO, 0xcc, struct kvm_sregs2) 1828 #define KVM_SET_SREGS2 _IOW(KVMIO, 0xcd, struct kvm_sregs2) 1829 1830 struct kvm_xen_vcpu_attr { 1831 __u16 type; 1832 __u16 pad[3]; 1833 union { 1834 __u64 gpa; 1835 #define KVM_XEN_INVALID_GPA ((__u64)-1) 1836 __u64 pad[8]; 1837 struct { 1838 __u64 state; 1839 __u64 state_entry_time; 1840 __u64 time_running; 1841 __u64 time_runnable; 1842 __u64 time_blocked; 1843 __u64 time_offline; 1844 } runstate; 1845 __u32 vcpu_id; 1846 struct { 1847 __u32 port; 1848 __u32 priority; 1849 __u64 expires_ns; 1850 } timer; 1851 __u8 vector; 1852 } u; 1853 }; 1854 1855 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ 1856 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO 0x0 1857 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO 0x1 1858 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR 0x2 1859 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT 0x3 1860 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA 0x4 1861 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST 0x5 1862 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ 1863 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_ID 0x6 1864 #define KVM_XEN_VCPU_ATTR_TYPE_TIMER 0x7 1865 #define KVM_XEN_VCPU_ATTR_TYPE_UPCALL_VECTOR 0x8 1866 1867 /* Secure Encrypted Virtualization command */ 1868 enum sev_cmd_id { 1869 /* Guest initialization commands */ 1870 KVM_SEV_INIT = 0, 1871 KVM_SEV_ES_INIT, 1872 /* Guest launch commands */ 1873 KVM_SEV_LAUNCH_START, 1874 KVM_SEV_LAUNCH_UPDATE_DATA, 1875 KVM_SEV_LAUNCH_UPDATE_VMSA, 1876 KVM_SEV_LAUNCH_SECRET, 1877 KVM_SEV_LAUNCH_MEASURE, 1878 KVM_SEV_LAUNCH_FINISH, 1879 /* Guest migration commands (outgoing) */ 1880 KVM_SEV_SEND_START, 1881 KVM_SEV_SEND_UPDATE_DATA, 1882 KVM_SEV_SEND_UPDATE_VMSA, 1883 KVM_SEV_SEND_FINISH, 1884 /* Guest migration commands (incoming) */ 1885 KVM_SEV_RECEIVE_START, 1886 KVM_SEV_RECEIVE_UPDATE_DATA, 1887 KVM_SEV_RECEIVE_UPDATE_VMSA, 1888 KVM_SEV_RECEIVE_FINISH, 1889 /* Guest status and debug commands */ 1890 KVM_SEV_GUEST_STATUS, 1891 KVM_SEV_DBG_DECRYPT, 1892 KVM_SEV_DBG_ENCRYPT, 1893 /* Guest certificates commands */ 1894 KVM_SEV_CERT_EXPORT, 1895 /* Attestation report */ 1896 KVM_SEV_GET_ATTESTATION_REPORT, 1897 /* Guest Migration Extension */ 1898 KVM_SEV_SEND_CANCEL, 1899 1900 KVM_SEV_NR_MAX, 1901 }; 1902 1903 struct kvm_sev_cmd { 1904 __u32 id; 1905 __u64 data; 1906 __u32 error; 1907 __u32 sev_fd; 1908 }; 1909 1910 struct kvm_sev_launch_start { 1911 __u32 handle; 1912 __u32 policy; 1913 __u64 dh_uaddr; 1914 __u32 dh_len; 1915 __u64 session_uaddr; 1916 __u32 session_len; 1917 }; 1918 1919 struct kvm_sev_launch_update_data { 1920 __u64 uaddr; 1921 __u32 len; 1922 }; 1923 1924 1925 struct kvm_sev_launch_secret { 1926 __u64 hdr_uaddr; 1927 __u32 hdr_len; 1928 __u64 guest_uaddr; 1929 __u32 guest_len; 1930 __u64 trans_uaddr; 1931 __u32 trans_len; 1932 }; 1933 1934 struct kvm_sev_launch_measure { 1935 __u64 uaddr; 1936 __u32 len; 1937 }; 1938 1939 struct kvm_sev_guest_status { 1940 __u32 handle; 1941 __u32 policy; 1942 __u32 state; 1943 }; 1944 1945 struct kvm_sev_dbg { 1946 __u64 src_uaddr; 1947 __u64 dst_uaddr; 1948 __u32 len; 1949 }; 1950 1951 struct kvm_sev_attestation_report { 1952 __u8 mnonce[16]; 1953 __u64 uaddr; 1954 __u32 len; 1955 }; 1956 1957 struct kvm_sev_send_start { 1958 __u32 policy; 1959 __u64 pdh_cert_uaddr; 1960 __u32 pdh_cert_len; 1961 __u64 plat_certs_uaddr; 1962 __u32 plat_certs_len; 1963 __u64 amd_certs_uaddr; 1964 __u32 amd_certs_len; 1965 __u64 session_uaddr; 1966 __u32 session_len; 1967 }; 1968 1969 struct kvm_sev_send_update_data { 1970 __u64 hdr_uaddr; 1971 __u32 hdr_len; 1972 __u64 guest_uaddr; 1973 __u32 guest_len; 1974 __u64 trans_uaddr; 1975 __u32 trans_len; 1976 }; 1977 1978 struct kvm_sev_receive_start { 1979 __u32 handle; 1980 __u32 policy; 1981 __u64 pdh_uaddr; 1982 __u32 pdh_len; 1983 __u64 session_uaddr; 1984 __u32 session_len; 1985 }; 1986 1987 struct kvm_sev_receive_update_data { 1988 __u64 hdr_uaddr; 1989 __u32 hdr_len; 1990 __u64 guest_uaddr; 1991 __u32 guest_len; 1992 __u64 trans_uaddr; 1993 __u32 trans_len; 1994 }; 1995 1996 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 1997 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 1998 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 1999 2000 struct kvm_assigned_pci_dev { 2001 __u32 assigned_dev_id; 2002 __u32 busnr; 2003 __u32 devfn; 2004 __u32 flags; 2005 __u32 segnr; 2006 union { 2007 __u32 reserved[11]; 2008 }; 2009 }; 2010 2011 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 2012 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 2013 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 2014 2015 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 2016 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 2017 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 2018 2019 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 2020 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 2021 2022 struct kvm_assigned_irq { 2023 __u32 assigned_dev_id; 2024 __u32 host_irq; /* ignored (legacy field) */ 2025 __u32 guest_irq; 2026 __u32 flags; 2027 union { 2028 __u32 reserved[12]; 2029 }; 2030 }; 2031 2032 struct kvm_assigned_msix_nr { 2033 __u32 assigned_dev_id; 2034 __u16 entry_nr; 2035 __u16 padding; 2036 }; 2037 2038 #define KVM_MAX_MSIX_PER_DEV 256 2039 struct kvm_assigned_msix_entry { 2040 __u32 assigned_dev_id; 2041 __u32 gsi; 2042 __u16 entry; /* The index of entry in the MSI-X table */ 2043 __u16 padding[3]; 2044 }; 2045 2046 #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0) 2047 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1) 2048 2049 /* Available with KVM_CAP_ARM_USER_IRQ */ 2050 2051 /* Bits for run->s.regs.device_irq_level */ 2052 #define KVM_ARM_DEV_EL1_VTIMER (1 << 0) 2053 #define KVM_ARM_DEV_EL1_PTIMER (1 << 1) 2054 #define KVM_ARM_DEV_PMU (1 << 2) 2055 2056 struct kvm_hyperv_eventfd { 2057 __u32 conn_id; 2058 __s32 fd; 2059 __u32 flags; 2060 __u32 padding[3]; 2061 }; 2062 2063 #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff 2064 #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0) 2065 2066 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0) 2067 #define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1) 2068 2069 /* 2070 * Arch needs to define the macro after implementing the dirty ring 2071 * feature. KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the 2072 * starting page offset of the dirty ring structures. 2073 */ 2074 #ifndef KVM_DIRTY_LOG_PAGE_OFFSET 2075 #define KVM_DIRTY_LOG_PAGE_OFFSET 0 2076 #endif 2077 2078 /* 2079 * KVM dirty GFN flags, defined as: 2080 * 2081 * |---------------+---------------+--------------| 2082 * | bit 1 (reset) | bit 0 (dirty) | Status | 2083 * |---------------+---------------+--------------| 2084 * | 0 | 0 | Invalid GFN | 2085 * | 0 | 1 | Dirty GFN | 2086 * | 1 | X | GFN to reset | 2087 * |---------------+---------------+--------------| 2088 * 2089 * Lifecycle of a dirty GFN goes like: 2090 * 2091 * dirtied harvested reset 2092 * 00 -----------> 01 -------------> 1X -------+ 2093 * ^ | 2094 * | | 2095 * +------------------------------------------+ 2096 * 2097 * The userspace program is only responsible for the 01->1X state 2098 * conversion after harvesting an entry. Also, it must not skip any 2099 * dirty bits, so that dirty bits are always harvested in sequence. 2100 */ 2101 #define KVM_DIRTY_GFN_F_DIRTY _BITUL(0) 2102 #define KVM_DIRTY_GFN_F_RESET _BITUL(1) 2103 #define KVM_DIRTY_GFN_F_MASK 0x3 2104 2105 /* 2106 * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of 2107 * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn. The 2108 * size of the gfn buffer is decided by the first argument when 2109 * enabling KVM_CAP_DIRTY_LOG_RING. 2110 */ 2111 struct kvm_dirty_gfn { 2112 __u32 flags; 2113 __u32 slot; 2114 __u64 offset; 2115 }; 2116 2117 #define KVM_BUS_LOCK_DETECTION_OFF (1 << 0) 2118 #define KVM_BUS_LOCK_DETECTION_EXIT (1 << 1) 2119 2120 #define KVM_PMU_CAP_DISABLE (1 << 0) 2121 2122 /** 2123 * struct kvm_stats_header - Header of per vm/vcpu binary statistics data. 2124 * @flags: Some extra information for header, always 0 for now. 2125 * @name_size: The size in bytes of the memory which contains statistics 2126 * name string including trailing '\0'. The memory is allocated 2127 * at the send of statistics descriptor. 2128 * @num_desc: The number of statistics the vm or vcpu has. 2129 * @id_offset: The offset of the vm/vcpu stats' id string in the file pointed 2130 * by vm/vcpu stats fd. 2131 * @desc_offset: The offset of the vm/vcpu stats' descriptor block in the file 2132 * pointd by vm/vcpu stats fd. 2133 * @data_offset: The offset of the vm/vcpu stats' data block in the file 2134 * pointed by vm/vcpu stats fd. 2135 * 2136 * This is the header userspace needs to read from stats fd before any other 2137 * readings. It is used by userspace to discover all the information about the 2138 * vm/vcpu's binary statistics. 2139 * Userspace reads this header from the start of the vm/vcpu's stats fd. 2140 */ 2141 struct kvm_stats_header { 2142 __u32 flags; 2143 __u32 name_size; 2144 __u32 num_desc; 2145 __u32 id_offset; 2146 __u32 desc_offset; 2147 __u32 data_offset; 2148 }; 2149 2150 #define KVM_STATS_TYPE_SHIFT 0 2151 #define KVM_STATS_TYPE_MASK (0xF << KVM_STATS_TYPE_SHIFT) 2152 #define KVM_STATS_TYPE_CUMULATIVE (0x0 << KVM_STATS_TYPE_SHIFT) 2153 #define KVM_STATS_TYPE_INSTANT (0x1 << KVM_STATS_TYPE_SHIFT) 2154 #define KVM_STATS_TYPE_PEAK (0x2 << KVM_STATS_TYPE_SHIFT) 2155 #define KVM_STATS_TYPE_LINEAR_HIST (0x3 << KVM_STATS_TYPE_SHIFT) 2156 #define KVM_STATS_TYPE_LOG_HIST (0x4 << KVM_STATS_TYPE_SHIFT) 2157 #define KVM_STATS_TYPE_MAX KVM_STATS_TYPE_LOG_HIST 2158 2159 #define KVM_STATS_UNIT_SHIFT 4 2160 #define KVM_STATS_UNIT_MASK (0xF << KVM_STATS_UNIT_SHIFT) 2161 #define KVM_STATS_UNIT_NONE (0x0 << KVM_STATS_UNIT_SHIFT) 2162 #define KVM_STATS_UNIT_BYTES (0x1 << KVM_STATS_UNIT_SHIFT) 2163 #define KVM_STATS_UNIT_SECONDS (0x2 << KVM_STATS_UNIT_SHIFT) 2164 #define KVM_STATS_UNIT_CYCLES (0x3 << KVM_STATS_UNIT_SHIFT) 2165 #define KVM_STATS_UNIT_BOOLEAN (0x4 << KVM_STATS_UNIT_SHIFT) 2166 #define KVM_STATS_UNIT_MAX KVM_STATS_UNIT_BOOLEAN 2167 2168 #define KVM_STATS_BASE_SHIFT 8 2169 #define KVM_STATS_BASE_MASK (0xF << KVM_STATS_BASE_SHIFT) 2170 #define KVM_STATS_BASE_POW10 (0x0 << KVM_STATS_BASE_SHIFT) 2171 #define KVM_STATS_BASE_POW2 (0x1 << KVM_STATS_BASE_SHIFT) 2172 #define KVM_STATS_BASE_MAX KVM_STATS_BASE_POW2 2173 2174 /** 2175 * struct kvm_stats_desc - Descriptor of a KVM statistics. 2176 * @flags: Annotations of the stats, like type, unit, etc. 2177 * @exponent: Used together with @flags to determine the unit. 2178 * @size: The number of data items for this stats. 2179 * Every data item is of type __u64. 2180 * @offset: The offset of the stats to the start of stat structure in 2181 * structure kvm or kvm_vcpu. 2182 * @bucket_size: A parameter value used for histogram stats. It is only used 2183 * for linear histogram stats, specifying the size of the bucket; 2184 * @name: The name string for the stats. Its size is indicated by the 2185 * &kvm_stats_header->name_size. 2186 */ 2187 struct kvm_stats_desc { 2188 __u32 flags; 2189 __s16 exponent; 2190 __u16 size; 2191 __u32 offset; 2192 __u32 bucket_size; 2193 char name[]; 2194 }; 2195 2196 #define KVM_GET_STATS_FD _IO(KVMIO, 0xce) 2197 2198 /* Available with KVM_CAP_XSAVE2 */ 2199 #define KVM_GET_XSAVE2 _IOR(KVMIO, 0xcf, struct kvm_xsave) 2200 2201 /* Available with KVM_CAP_S390_PROTECTED_DUMP */ 2202 #define KVM_S390_PV_CPU_COMMAND _IOWR(KVMIO, 0xd0, struct kvm_pv_cmd) 2203 2204 /* Available with KVM_CAP_X86_NOTIFY_VMEXIT */ 2205 #define KVM_X86_NOTIFY_VMEXIT_ENABLED (1ULL << 0) 2206 #define KVM_X86_NOTIFY_VMEXIT_USER (1ULL << 1) 2207 2208 /* Available with KVM_CAP_S390_ZPCI_OP */ 2209 #define KVM_S390_ZPCI_OP _IOW(KVMIO, 0xd1, struct kvm_s390_zpci_op) 2210 2211 struct kvm_s390_zpci_op { 2212 /* in */ 2213 __u32 fh; /* target device */ 2214 __u8 op; /* operation to perform */ 2215 __u8 pad[3]; 2216 union { 2217 /* for KVM_S390_ZPCIOP_REG_AEN */ 2218 struct { 2219 __u64 ibv; /* Guest addr of interrupt bit vector */ 2220 __u64 sb; /* Guest addr of summary bit */ 2221 __u32 flags; 2222 __u32 noi; /* Number of interrupts */ 2223 __u8 isc; /* Guest interrupt subclass */ 2224 __u8 sbo; /* Offset of guest summary bit vector */ 2225 __u16 pad; 2226 } reg_aen; 2227 __u64 reserved[8]; 2228 } u; 2229 }; 2230 2231 /* types for kvm_s390_zpci_op->op */ 2232 #define KVM_S390_ZPCIOP_REG_AEN 0 2233 #define KVM_S390_ZPCIOP_DEREG_AEN 1 2234 2235 /* flags for kvm_s390_zpci_op->u.reg_aen.flags */ 2236 #define KVM_S390_ZPCIOP_REGAEN_HOST (1 << 0) 2237 2238 #endif /* __LINUX_KVM_H */ 2239