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