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 #define KVM_EXIT_LOONGARCH_IOCSR 38 268 269 /* For KVM_EXIT_INTERNAL_ERROR */ 270 /* Emulate instruction failed. */ 271 #define KVM_INTERNAL_ERROR_EMULATION 1 272 /* Encounter unexpected simultaneous exceptions. */ 273 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 274 /* Encounter unexpected vm-exit due to delivery event. */ 275 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3 276 /* Encounter unexpected vm-exit reason */ 277 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4 278 279 /* Flags that describe what fields in emulation_failure hold valid data. */ 280 #define KVM_INTERNAL_ERROR_EMULATION_FLAG_INSTRUCTION_BYTES (1ULL << 0) 281 282 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 283 struct kvm_run { 284 /* in */ 285 __u8 request_interrupt_window; 286 __u8 immediate_exit; 287 __u8 padding1[6]; 288 289 /* out */ 290 __u32 exit_reason; 291 __u8 ready_for_interrupt_injection; 292 __u8 if_flag; 293 __u16 flags; 294 295 /* in (pre_kvm_run), out (post_kvm_run) */ 296 __u64 cr8; 297 __u64 apic_base; 298 299 #ifdef __KVM_S390 300 /* the processor status word for s390 */ 301 __u64 psw_mask; /* psw upper half */ 302 __u64 psw_addr; /* psw lower half */ 303 #endif 304 union { 305 /* KVM_EXIT_UNKNOWN */ 306 struct { 307 __u64 hardware_exit_reason; 308 } hw; 309 /* KVM_EXIT_FAIL_ENTRY */ 310 struct { 311 __u64 hardware_entry_failure_reason; 312 __u32 cpu; 313 } fail_entry; 314 /* KVM_EXIT_EXCEPTION */ 315 struct { 316 __u32 exception; 317 __u32 error_code; 318 } ex; 319 /* KVM_EXIT_IO */ 320 struct { 321 #define KVM_EXIT_IO_IN 0 322 #define KVM_EXIT_IO_OUT 1 323 __u8 direction; 324 __u8 size; /* bytes */ 325 __u16 port; 326 __u32 count; 327 __u64 data_offset; /* relative to kvm_run start */ 328 } io; 329 /* KVM_EXIT_DEBUG */ 330 struct { 331 struct kvm_debug_exit_arch arch; 332 } debug; 333 /* KVM_EXIT_MMIO */ 334 struct { 335 __u64 phys_addr; 336 __u8 data[8]; 337 __u32 len; 338 __u8 is_write; 339 } mmio; 340 /* KVM_EXIT_LOONGARCH_IOCSR */ 341 struct { 342 __u64 phys_addr; 343 __u8 data[8]; 344 __u32 len; 345 __u8 is_write; 346 } iocsr_io; 347 /* KVM_EXIT_HYPERCALL */ 348 struct { 349 __u64 nr; 350 __u64 args[6]; 351 __u64 ret; 352 353 union { 354 #ifndef __KERNEL__ 355 __u32 longmode; 356 #endif 357 __u64 flags; 358 }; 359 } hypercall; 360 /* KVM_EXIT_TPR_ACCESS */ 361 struct { 362 __u64 rip; 363 __u32 is_write; 364 __u32 pad; 365 } tpr_access; 366 /* KVM_EXIT_S390_SIEIC */ 367 struct { 368 __u8 icptcode; 369 __u16 ipa; 370 __u32 ipb; 371 } s390_sieic; 372 /* KVM_EXIT_S390_RESET */ 373 #define KVM_S390_RESET_POR 1 374 #define KVM_S390_RESET_CLEAR 2 375 #define KVM_S390_RESET_SUBSYSTEM 4 376 #define KVM_S390_RESET_CPU_INIT 8 377 #define KVM_S390_RESET_IPL 16 378 __u64 s390_reset_flags; 379 /* KVM_EXIT_S390_UCONTROL */ 380 struct { 381 __u64 trans_exc_code; 382 __u32 pgm_code; 383 } s390_ucontrol; 384 /* KVM_EXIT_DCR (deprecated) */ 385 struct { 386 __u32 dcrn; 387 __u32 data; 388 __u8 is_write; 389 } dcr; 390 /* KVM_EXIT_INTERNAL_ERROR */ 391 struct { 392 __u32 suberror; 393 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 394 __u32 ndata; 395 __u64 data[16]; 396 } internal; 397 /* 398 * KVM_INTERNAL_ERROR_EMULATION 399 * 400 * "struct emulation_failure" is an overlay of "struct internal" 401 * that is used for the KVM_INTERNAL_ERROR_EMULATION sub-type of 402 * KVM_EXIT_INTERNAL_ERROR. Note, unlike other internal error 403 * sub-types, this struct is ABI! It also needs to be backwards 404 * compatible with "struct internal". Take special care that 405 * "ndata" is correct, that new fields are enumerated in "flags", 406 * and that each flag enumerates fields that are 64-bit aligned 407 * and sized (so that ndata+internal.data[] is valid/accurate). 408 * 409 * Space beyond the defined fields may be used to store arbitrary 410 * debug information relating to the emulation failure. It is 411 * accounted for in "ndata" but the format is unspecified and is 412 * not represented in "flags". Any such information is *not* ABI! 413 */ 414 struct { 415 __u32 suberror; 416 __u32 ndata; 417 __u64 flags; 418 union { 419 struct { 420 __u8 insn_size; 421 __u8 insn_bytes[15]; 422 }; 423 }; 424 /* Arbitrary debug data may follow. */ 425 } emulation_failure; 426 /* KVM_EXIT_OSI */ 427 struct { 428 __u64 gprs[32]; 429 } osi; 430 /* KVM_EXIT_PAPR_HCALL */ 431 struct { 432 __u64 nr; 433 __u64 ret; 434 __u64 args[9]; 435 } papr_hcall; 436 /* KVM_EXIT_S390_TSCH */ 437 struct { 438 __u16 subchannel_id; 439 __u16 subchannel_nr; 440 __u32 io_int_parm; 441 __u32 io_int_word; 442 __u32 ipb; 443 __u8 dequeued; 444 } s390_tsch; 445 /* KVM_EXIT_EPR */ 446 struct { 447 __u32 epr; 448 } epr; 449 /* KVM_EXIT_SYSTEM_EVENT */ 450 struct { 451 #define KVM_SYSTEM_EVENT_SHUTDOWN 1 452 #define KVM_SYSTEM_EVENT_RESET 2 453 #define KVM_SYSTEM_EVENT_CRASH 3 454 #define KVM_SYSTEM_EVENT_WAKEUP 4 455 #define KVM_SYSTEM_EVENT_SUSPEND 5 456 #define KVM_SYSTEM_EVENT_SEV_TERM 6 457 __u32 type; 458 __u32 ndata; 459 union { 460 #ifndef __KERNEL__ 461 __u64 flags; 462 #endif 463 __u64 data[16]; 464 }; 465 } system_event; 466 /* KVM_EXIT_S390_STSI */ 467 struct { 468 __u64 addr; 469 __u8 ar; 470 __u8 reserved; 471 __u8 fc; 472 __u8 sel1; 473 __u16 sel2; 474 } s390_stsi; 475 /* KVM_EXIT_IOAPIC_EOI */ 476 struct { 477 __u8 vector; 478 } eoi; 479 /* KVM_EXIT_HYPERV */ 480 struct kvm_hyperv_exit hyperv; 481 /* KVM_EXIT_ARM_NISV */ 482 struct { 483 __u64 esr_iss; 484 __u64 fault_ipa; 485 } arm_nisv; 486 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */ 487 struct { 488 __u8 error; /* user -> kernel */ 489 __u8 pad[7]; 490 #define KVM_MSR_EXIT_REASON_INVAL (1 << 0) 491 #define KVM_MSR_EXIT_REASON_UNKNOWN (1 << 1) 492 #define KVM_MSR_EXIT_REASON_FILTER (1 << 2) 493 #define KVM_MSR_EXIT_REASON_VALID_MASK (KVM_MSR_EXIT_REASON_INVAL | \ 494 KVM_MSR_EXIT_REASON_UNKNOWN | \ 495 KVM_MSR_EXIT_REASON_FILTER) 496 __u32 reason; /* kernel -> user */ 497 __u32 index; /* kernel -> user */ 498 __u64 data; /* kernel <-> user */ 499 } msr; 500 /* KVM_EXIT_XEN */ 501 struct kvm_xen_exit xen; 502 /* KVM_EXIT_RISCV_SBI */ 503 struct { 504 unsigned long extension_id; 505 unsigned long function_id; 506 unsigned long args[6]; 507 unsigned long ret[2]; 508 } riscv_sbi; 509 /* KVM_EXIT_RISCV_CSR */ 510 struct { 511 unsigned long csr_num; 512 unsigned long new_value; 513 unsigned long write_mask; 514 unsigned long ret_value; 515 } riscv_csr; 516 /* KVM_EXIT_NOTIFY */ 517 struct { 518 #define KVM_NOTIFY_CONTEXT_INVALID (1 << 0) 519 __u32 flags; 520 } notify; 521 /* Fix the size of the union. */ 522 char padding[256]; 523 }; 524 525 /* 2048 is the size of the char array used to bound/pad the size 526 * of the union that holds sync regs. 527 */ 528 #define SYNC_REGS_SIZE_BYTES 2048 529 /* 530 * shared registers between kvm and userspace. 531 * kvm_valid_regs specifies the register classes set by the host 532 * kvm_dirty_regs specified the register classes dirtied by userspace 533 * struct kvm_sync_regs is architecture specific, as well as the 534 * bits for kvm_valid_regs and kvm_dirty_regs 535 */ 536 __u64 kvm_valid_regs; 537 __u64 kvm_dirty_regs; 538 union { 539 struct kvm_sync_regs regs; 540 char padding[SYNC_REGS_SIZE_BYTES]; 541 } s; 542 }; 543 544 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 545 546 struct kvm_coalesced_mmio_zone { 547 __u64 addr; 548 __u32 size; 549 union { 550 __u32 pad; 551 __u32 pio; 552 }; 553 }; 554 555 struct kvm_coalesced_mmio { 556 __u64 phys_addr; 557 __u32 len; 558 union { 559 __u32 pad; 560 __u32 pio; 561 }; 562 __u8 data[8]; 563 }; 564 565 struct kvm_coalesced_mmio_ring { 566 __u32 first, last; 567 struct kvm_coalesced_mmio coalesced_mmio[]; 568 }; 569 570 #define KVM_COALESCED_MMIO_MAX \ 571 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 572 sizeof(struct kvm_coalesced_mmio)) 573 574 /* for KVM_TRANSLATE */ 575 struct kvm_translation { 576 /* in */ 577 __u64 linear_address; 578 579 /* out */ 580 __u64 physical_address; 581 __u8 valid; 582 __u8 writeable; 583 __u8 usermode; 584 __u8 pad[5]; 585 }; 586 587 /* for KVM_S390_MEM_OP */ 588 struct kvm_s390_mem_op { 589 /* in */ 590 __u64 gaddr; /* the guest address */ 591 __u64 flags; /* flags */ 592 __u32 size; /* amount of bytes */ 593 __u32 op; /* type of operation */ 594 __u64 buf; /* buffer in userspace */ 595 union { 596 struct { 597 __u8 ar; /* the access register number */ 598 __u8 key; /* access key, ignored if flag unset */ 599 __u8 pad1[6]; /* ignored */ 600 __u64 old_addr; /* ignored if cmpxchg flag unset */ 601 }; 602 __u32 sida_offset; /* offset into the sida */ 603 __u8 reserved[32]; /* ignored */ 604 }; 605 }; 606 /* types for kvm_s390_mem_op->op */ 607 #define KVM_S390_MEMOP_LOGICAL_READ 0 608 #define KVM_S390_MEMOP_LOGICAL_WRITE 1 609 #define KVM_S390_MEMOP_SIDA_READ 2 610 #define KVM_S390_MEMOP_SIDA_WRITE 3 611 #define KVM_S390_MEMOP_ABSOLUTE_READ 4 612 #define KVM_S390_MEMOP_ABSOLUTE_WRITE 5 613 #define KVM_S390_MEMOP_ABSOLUTE_CMPXCHG 6 614 615 /* flags for kvm_s390_mem_op->flags */ 616 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0) 617 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1) 618 #define KVM_S390_MEMOP_F_SKEY_PROTECTION (1ULL << 2) 619 620 /* flags specifying extension support via KVM_CAP_S390_MEM_OP_EXTENSION */ 621 #define KVM_S390_MEMOP_EXTENSION_CAP_BASE (1 << 0) 622 #define KVM_S390_MEMOP_EXTENSION_CAP_CMPXCHG (1 << 1) 623 624 /* for KVM_INTERRUPT */ 625 struct kvm_interrupt { 626 /* in */ 627 __u32 irq; 628 }; 629 630 /* for KVM_GET_DIRTY_LOG */ 631 struct kvm_dirty_log { 632 __u32 slot; 633 __u32 padding1; 634 union { 635 void __user *dirty_bitmap; /* one bit per page */ 636 __u64 padding2; 637 }; 638 }; 639 640 /* for KVM_CLEAR_DIRTY_LOG */ 641 struct kvm_clear_dirty_log { 642 __u32 slot; 643 __u32 num_pages; 644 __u64 first_page; 645 union { 646 void __user *dirty_bitmap; /* one bit per page */ 647 __u64 padding2; 648 }; 649 }; 650 651 /* for KVM_SET_SIGNAL_MASK */ 652 struct kvm_signal_mask { 653 __u32 len; 654 __u8 sigset[]; 655 }; 656 657 /* for KVM_TPR_ACCESS_REPORTING */ 658 struct kvm_tpr_access_ctl { 659 __u32 enabled; 660 __u32 flags; 661 __u32 reserved[8]; 662 }; 663 664 /* for KVM_SET_VAPIC_ADDR */ 665 struct kvm_vapic_addr { 666 __u64 vapic_addr; 667 }; 668 669 /* for KVM_SET_MP_STATE */ 670 671 /* not all states are valid on all architectures */ 672 #define KVM_MP_STATE_RUNNABLE 0 673 #define KVM_MP_STATE_UNINITIALIZED 1 674 #define KVM_MP_STATE_INIT_RECEIVED 2 675 #define KVM_MP_STATE_HALTED 3 676 #define KVM_MP_STATE_SIPI_RECEIVED 4 677 #define KVM_MP_STATE_STOPPED 5 678 #define KVM_MP_STATE_CHECK_STOP 6 679 #define KVM_MP_STATE_OPERATING 7 680 #define KVM_MP_STATE_LOAD 8 681 #define KVM_MP_STATE_AP_RESET_HOLD 9 682 #define KVM_MP_STATE_SUSPENDED 10 683 684 struct kvm_mp_state { 685 __u32 mp_state; 686 }; 687 688 struct kvm_s390_psw { 689 __u64 mask; 690 __u64 addr; 691 }; 692 693 /* valid values for type in kvm_s390_interrupt */ 694 #define KVM_S390_SIGP_STOP 0xfffe0000u 695 #define KVM_S390_PROGRAM_INT 0xfffe0001u 696 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 697 #define KVM_S390_RESTART 0xfffe0003u 698 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u 699 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u 700 #define KVM_S390_MCHK 0xfffe1000u 701 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u 702 #define KVM_S390_INT_CPU_TIMER 0xffff1005u 703 #define KVM_S390_INT_VIRTIO 0xffff2603u 704 #define KVM_S390_INT_SERVICE 0xffff2401u 705 #define KVM_S390_INT_EMERGENCY 0xffff1201u 706 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 707 /* Anything below 0xfffe0000u is taken by INT_IO */ 708 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ 709 (((schid)) | \ 710 ((ssid) << 16) | \ 711 ((cssid) << 18) | \ 712 ((ai) << 26)) 713 #define KVM_S390_INT_IO_MIN 0x00000000u 714 #define KVM_S390_INT_IO_MAX 0xfffdffffu 715 #define KVM_S390_INT_IO_AI_MASK 0x04000000u 716 717 718 struct kvm_s390_interrupt { 719 __u32 type; 720 __u32 parm; 721 __u64 parm64; 722 }; 723 724 struct kvm_s390_io_info { 725 __u16 subchannel_id; 726 __u16 subchannel_nr; 727 __u32 io_int_parm; 728 __u32 io_int_word; 729 }; 730 731 struct kvm_s390_ext_info { 732 __u32 ext_params; 733 __u32 pad; 734 __u64 ext_params2; 735 }; 736 737 struct kvm_s390_pgm_info { 738 __u64 trans_exc_code; 739 __u64 mon_code; 740 __u64 per_address; 741 __u32 data_exc_code; 742 __u16 code; 743 __u16 mon_class_nr; 744 __u8 per_code; 745 __u8 per_atmid; 746 __u8 exc_access_id; 747 __u8 per_access_id; 748 __u8 op_access_id; 749 #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01 750 #define KVM_S390_PGM_FLAGS_ILC_0 0x02 751 #define KVM_S390_PGM_FLAGS_ILC_1 0x04 752 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06 753 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08 754 __u8 flags; 755 __u8 pad[2]; 756 }; 757 758 struct kvm_s390_prefix_info { 759 __u32 address; 760 }; 761 762 struct kvm_s390_extcall_info { 763 __u16 code; 764 }; 765 766 struct kvm_s390_emerg_info { 767 __u16 code; 768 }; 769 770 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01 771 struct kvm_s390_stop_info { 772 __u32 flags; 773 }; 774 775 struct kvm_s390_mchk_info { 776 __u64 cr14; 777 __u64 mcic; 778 __u64 failing_storage_address; 779 __u32 ext_damage_code; 780 __u32 pad; 781 __u8 fixed_logout[16]; 782 }; 783 784 struct kvm_s390_irq { 785 __u64 type; 786 union { 787 struct kvm_s390_io_info io; 788 struct kvm_s390_ext_info ext; 789 struct kvm_s390_pgm_info pgm; 790 struct kvm_s390_emerg_info emerg; 791 struct kvm_s390_extcall_info extcall; 792 struct kvm_s390_prefix_info prefix; 793 struct kvm_s390_stop_info stop; 794 struct kvm_s390_mchk_info mchk; 795 char reserved[64]; 796 } u; 797 }; 798 799 struct kvm_s390_irq_state { 800 __u64 buf; 801 __u32 flags; /* will stay unused for compatibility reasons */ 802 __u32 len; 803 __u32 reserved[4]; /* will stay unused for compatibility reasons */ 804 }; 805 806 /* for KVM_SET_GUEST_DEBUG */ 807 808 #define KVM_GUESTDBG_ENABLE 0x00000001 809 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 810 811 struct kvm_guest_debug { 812 __u32 control; 813 __u32 pad; 814 struct kvm_guest_debug_arch arch; 815 }; 816 817 enum { 818 kvm_ioeventfd_flag_nr_datamatch, 819 kvm_ioeventfd_flag_nr_pio, 820 kvm_ioeventfd_flag_nr_deassign, 821 kvm_ioeventfd_flag_nr_virtio_ccw_notify, 822 kvm_ioeventfd_flag_nr_fast_mmio, 823 kvm_ioeventfd_flag_nr_max, 824 }; 825 826 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 827 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 828 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 829 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \ 830 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify) 831 832 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 833 834 struct kvm_ioeventfd { 835 __u64 datamatch; 836 __u64 addr; /* legal pio/mmio address */ 837 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */ 838 __s32 fd; 839 __u32 flags; 840 __u8 pad[36]; 841 }; 842 843 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0) 844 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1) 845 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2) 846 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3) 847 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \ 848 KVM_X86_DISABLE_EXITS_HLT | \ 849 KVM_X86_DISABLE_EXITS_PAUSE | \ 850 KVM_X86_DISABLE_EXITS_CSTATE) 851 852 /* for KVM_ENABLE_CAP */ 853 struct kvm_enable_cap { 854 /* in */ 855 __u32 cap; 856 __u32 flags; 857 __u64 args[4]; 858 __u8 pad[64]; 859 }; 860 861 /* for KVM_PPC_GET_PVINFO */ 862 863 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) 864 865 struct kvm_ppc_pvinfo { 866 /* out */ 867 __u32 flags; 868 __u32 hcall[4]; 869 __u8 pad[108]; 870 }; 871 872 /* for KVM_PPC_GET_SMMU_INFO */ 873 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 874 875 struct kvm_ppc_one_page_size { 876 __u32 page_shift; /* Page shift (or 0) */ 877 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 878 }; 879 880 struct kvm_ppc_one_seg_page_size { 881 __u32 page_shift; /* Base page shift of segment (or 0) */ 882 __u32 slb_enc; /* SLB encoding for BookS */ 883 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 884 }; 885 886 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 887 #define KVM_PPC_1T_SEGMENTS 0x00000002 888 #define KVM_PPC_NO_HASH 0x00000004 889 890 struct kvm_ppc_smmu_info { 891 __u64 flags; 892 __u32 slb_size; 893 __u16 data_keys; /* # storage keys supported for data */ 894 __u16 instr_keys; /* # storage keys supported for instructions */ 895 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 896 }; 897 898 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */ 899 struct kvm_ppc_resize_hpt { 900 __u64 flags; 901 __u32 shift; 902 __u32 pad; 903 }; 904 905 #define KVMIO 0xAE 906 907 /* machine type bits, to be used as argument to KVM_CREATE_VM */ 908 #define KVM_VM_S390_UCONTROL 1 909 910 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */ 911 #define KVM_VM_PPC_HV 1 912 #define KVM_VM_PPC_PR 2 913 914 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */ 915 #define KVM_VM_MIPS_AUTO 0 916 #define KVM_VM_MIPS_VZ 1 917 #define KVM_VM_MIPS_TE 2 918 919 #define KVM_S390_SIE_PAGE_OFFSET 1 920 921 /* 922 * On arm64, machine type can be used to request the physical 923 * address size for the VM. Bits[7-0] are reserved for the guest 924 * PA size shift (i.e, log2(PA_Size)). For backward compatibility, 925 * value 0 implies the default IPA size, 40bits. 926 */ 927 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL 928 #define KVM_VM_TYPE_ARM_IPA_SIZE(x) \ 929 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK) 930 /* 931 * ioctls for /dev/kvm fds: 932 */ 933 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 934 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 935 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 936 937 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 938 /* 939 * Check if a kvm extension is available. Argument is extension number, 940 * return is 1 (yes) or 0 (no, sorry). 941 */ 942 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 943 /* 944 * Get size for mmap(vcpu_fd) 945 */ 946 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 947 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 948 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 949 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 950 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 951 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2) 952 #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list) 953 954 /* 955 * Extension capability list. 956 */ 957 #define KVM_CAP_IRQCHIP 0 958 #define KVM_CAP_HLT 1 959 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 960 #define KVM_CAP_USER_MEMORY 3 961 #define KVM_CAP_SET_TSS_ADDR 4 962 #define KVM_CAP_VAPIC 6 963 #define KVM_CAP_EXT_CPUID 7 964 #define KVM_CAP_CLOCKSOURCE 8 965 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 966 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 967 #define KVM_CAP_PIT 11 968 #define KVM_CAP_NOP_IO_DELAY 12 969 #define KVM_CAP_PV_MMU 13 970 #define KVM_CAP_MP_STATE 14 971 #define KVM_CAP_COALESCED_MMIO 15 972 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 973 #define KVM_CAP_IOMMU 18 974 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 975 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 976 #define KVM_CAP_USER_NMI 22 977 #ifdef __KVM_HAVE_GUEST_DEBUG 978 #define KVM_CAP_SET_GUEST_DEBUG 23 979 #endif 980 #ifdef __KVM_HAVE_PIT 981 #define KVM_CAP_REINJECT_CONTROL 24 982 #endif 983 #define KVM_CAP_IRQ_ROUTING 25 984 #define KVM_CAP_IRQ_INJECT_STATUS 26 985 #define KVM_CAP_ASSIGN_DEV_IRQ 29 986 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 987 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 988 #ifdef __KVM_HAVE_MCE 989 #define KVM_CAP_MCE 31 990 #endif 991 #define KVM_CAP_IRQFD 32 992 #ifdef __KVM_HAVE_PIT 993 #define KVM_CAP_PIT2 33 994 #endif 995 #define KVM_CAP_SET_BOOT_CPU_ID 34 996 #ifdef __KVM_HAVE_PIT_STATE2 997 #define KVM_CAP_PIT_STATE2 35 998 #endif 999 #define KVM_CAP_IOEVENTFD 36 1000 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 1001 #ifdef __KVM_HAVE_XEN_HVM 1002 #define KVM_CAP_XEN_HVM 38 1003 #endif 1004 #define KVM_CAP_ADJUST_CLOCK 39 1005 #define KVM_CAP_INTERNAL_ERROR_DATA 40 1006 #ifdef __KVM_HAVE_VCPU_EVENTS 1007 #define KVM_CAP_VCPU_EVENTS 41 1008 #endif 1009 #define KVM_CAP_S390_PSW 42 1010 #define KVM_CAP_PPC_SEGSTATE 43 1011 #define KVM_CAP_HYPERV 44 1012 #define KVM_CAP_HYPERV_VAPIC 45 1013 #define KVM_CAP_HYPERV_SPIN 46 1014 #define KVM_CAP_PCI_SEGMENT 47 1015 #define KVM_CAP_PPC_PAIRED_SINGLES 48 1016 #define KVM_CAP_INTR_SHADOW 49 1017 #ifdef __KVM_HAVE_DEBUGREGS 1018 #define KVM_CAP_DEBUGREGS 50 1019 #endif 1020 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 1021 #define KVM_CAP_PPC_OSI 52 1022 #define KVM_CAP_PPC_UNSET_IRQ 53 1023 #define KVM_CAP_ENABLE_CAP 54 1024 #ifdef __KVM_HAVE_XSAVE 1025 #define KVM_CAP_XSAVE 55 1026 #endif 1027 #ifdef __KVM_HAVE_XCRS 1028 #define KVM_CAP_XCRS 56 1029 #endif 1030 #define KVM_CAP_PPC_GET_PVINFO 57 1031 #define KVM_CAP_PPC_IRQ_LEVEL 58 1032 #define KVM_CAP_ASYNC_PF 59 1033 #define KVM_CAP_TSC_CONTROL 60 1034 #define KVM_CAP_GET_TSC_KHZ 61 1035 #define KVM_CAP_PPC_BOOKE_SREGS 62 1036 #define KVM_CAP_SPAPR_TCE 63 1037 #define KVM_CAP_PPC_SMT 64 1038 #define KVM_CAP_PPC_RMA 65 1039 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 1040 #define KVM_CAP_PPC_HIOR 67 1041 #define KVM_CAP_PPC_PAPR 68 1042 #define KVM_CAP_SW_TLB 69 1043 #define KVM_CAP_ONE_REG 70 1044 #define KVM_CAP_S390_GMAP 71 1045 #define KVM_CAP_TSC_DEADLINE_TIMER 72 1046 #define KVM_CAP_S390_UCONTROL 73 1047 #define KVM_CAP_SYNC_REGS 74 1048 #define KVM_CAP_PCI_2_3 75 1049 #define KVM_CAP_KVMCLOCK_CTRL 76 1050 #define KVM_CAP_SIGNAL_MSI 77 1051 #define KVM_CAP_PPC_GET_SMMU_INFO 78 1052 #define KVM_CAP_S390_COW 79 1053 #define KVM_CAP_PPC_ALLOC_HTAB 80 1054 #define KVM_CAP_READONLY_MEM 81 1055 #define KVM_CAP_IRQFD_RESAMPLE 82 1056 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83 1057 #define KVM_CAP_PPC_HTAB_FD 84 1058 #define KVM_CAP_S390_CSS_SUPPORT 85 1059 #define KVM_CAP_PPC_EPR 86 1060 #define KVM_CAP_ARM_PSCI 87 1061 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88 1062 #define KVM_CAP_DEVICE_CTRL 89 1063 #define KVM_CAP_IRQ_MPIC 90 1064 #define KVM_CAP_PPC_RTAS 91 1065 #define KVM_CAP_IRQ_XICS 92 1066 #define KVM_CAP_ARM_EL1_32BIT 93 1067 #define KVM_CAP_SPAPR_MULTITCE 94 1068 #define KVM_CAP_EXT_EMUL_CPUID 95 1069 #define KVM_CAP_HYPERV_TIME 96 1070 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97 1071 #define KVM_CAP_ENABLE_CAP_VM 98 1072 #define KVM_CAP_S390_IRQCHIP 99 1073 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100 1074 #define KVM_CAP_VM_ATTRIBUTES 101 1075 #define KVM_CAP_ARM_PSCI_0_2 102 1076 #define KVM_CAP_PPC_FIXUP_HCALL 103 1077 #define KVM_CAP_PPC_ENABLE_HCALL 104 1078 #define KVM_CAP_CHECK_EXTENSION_VM 105 1079 #define KVM_CAP_S390_USER_SIGP 106 1080 #define KVM_CAP_S390_VECTOR_REGISTERS 107 1081 #define KVM_CAP_S390_MEM_OP 108 1082 #define KVM_CAP_S390_USER_STSI 109 1083 #define KVM_CAP_S390_SKEYS 110 1084 #define KVM_CAP_MIPS_FPU 111 1085 #define KVM_CAP_MIPS_MSA 112 1086 #define KVM_CAP_S390_INJECT_IRQ 113 1087 #define KVM_CAP_S390_IRQ_STATE 114 1088 #define KVM_CAP_PPC_HWRNG 115 1089 #define KVM_CAP_DISABLE_QUIRKS 116 1090 #define KVM_CAP_X86_SMM 117 1091 #define KVM_CAP_MULTI_ADDRESS_SPACE 118 1092 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119 1093 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120 1094 #define KVM_CAP_SPLIT_IRQCHIP 121 1095 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122 1096 #define KVM_CAP_HYPERV_SYNIC 123 1097 #define KVM_CAP_S390_RI 124 1098 #define KVM_CAP_SPAPR_TCE_64 125 1099 #define KVM_CAP_ARM_PMU_V3 126 1100 #define KVM_CAP_VCPU_ATTRIBUTES 127 1101 #define KVM_CAP_MAX_VCPU_ID 128 1102 #define KVM_CAP_X2APIC_API 129 1103 #define KVM_CAP_S390_USER_INSTR0 130 1104 #define KVM_CAP_MSI_DEVID 131 1105 #define KVM_CAP_PPC_HTM 132 1106 #define KVM_CAP_SPAPR_RESIZE_HPT 133 1107 #define KVM_CAP_PPC_MMU_RADIX 134 1108 #define KVM_CAP_PPC_MMU_HASH_V3 135 1109 #define KVM_CAP_IMMEDIATE_EXIT 136 1110 #define KVM_CAP_MIPS_VZ 137 1111 #define KVM_CAP_MIPS_TE 138 1112 #define KVM_CAP_MIPS_64BIT 139 1113 #define KVM_CAP_S390_GS 140 1114 #define KVM_CAP_S390_AIS 141 1115 #define KVM_CAP_SPAPR_TCE_VFIO 142 1116 #define KVM_CAP_X86_DISABLE_EXITS 143 1117 #define KVM_CAP_ARM_USER_IRQ 144 1118 #define KVM_CAP_S390_CMMA_MIGRATION 145 1119 #define KVM_CAP_PPC_FWNMI 146 1120 #define KVM_CAP_PPC_SMT_POSSIBLE 147 1121 #define KVM_CAP_HYPERV_SYNIC2 148 1122 #define KVM_CAP_HYPERV_VP_INDEX 149 1123 #define KVM_CAP_S390_AIS_MIGRATION 150 1124 #define KVM_CAP_PPC_GET_CPU_CHAR 151 1125 #define KVM_CAP_S390_BPB 152 1126 #define KVM_CAP_GET_MSR_FEATURES 153 1127 #define KVM_CAP_HYPERV_EVENTFD 154 1128 #define KVM_CAP_HYPERV_TLBFLUSH 155 1129 #define KVM_CAP_S390_HPAGE_1M 156 1130 #define KVM_CAP_NESTED_STATE 157 1131 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158 1132 #define KVM_CAP_MSR_PLATFORM_INFO 159 1133 #define KVM_CAP_PPC_NESTED_HV 160 1134 #define KVM_CAP_HYPERV_SEND_IPI 161 1135 #define KVM_CAP_COALESCED_PIO 162 1136 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163 1137 #define KVM_CAP_EXCEPTION_PAYLOAD 164 1138 #define KVM_CAP_ARM_VM_IPA_SIZE 165 1139 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */ 1140 #define KVM_CAP_HYPERV_CPUID 167 1141 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168 1142 #define KVM_CAP_PPC_IRQ_XIVE 169 1143 #define KVM_CAP_ARM_SVE 170 1144 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171 1145 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172 1146 #define KVM_CAP_PMU_EVENT_FILTER 173 1147 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174 1148 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175 1149 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176 1150 #define KVM_CAP_ARM_NISV_TO_USER 177 1151 #define KVM_CAP_ARM_INJECT_EXT_DABT 178 1152 #define KVM_CAP_S390_VCPU_RESETS 179 1153 #define KVM_CAP_S390_PROTECTED 180 1154 #define KVM_CAP_PPC_SECURE_GUEST 181 1155 #define KVM_CAP_HALT_POLL 182 1156 #define KVM_CAP_ASYNC_PF_INT 183 1157 #define KVM_CAP_LAST_CPU 184 1158 #define KVM_CAP_SMALLER_MAXPHYADDR 185 1159 #define KVM_CAP_S390_DIAG318 186 1160 #define KVM_CAP_STEAL_TIME 187 1161 #define KVM_CAP_X86_USER_SPACE_MSR 188 1162 #define KVM_CAP_X86_MSR_FILTER 189 1163 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190 1164 #define KVM_CAP_SYS_HYPERV_CPUID 191 1165 #define KVM_CAP_DIRTY_LOG_RING 192 1166 #define KVM_CAP_X86_BUS_LOCK_EXIT 193 1167 #define KVM_CAP_PPC_DAWR1 194 1168 #define KVM_CAP_SET_GUEST_DEBUG2 195 1169 #define KVM_CAP_SGX_ATTRIBUTE 196 1170 #define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197 1171 #define KVM_CAP_PTP_KVM 198 1172 #define KVM_CAP_HYPERV_ENFORCE_CPUID 199 1173 #define KVM_CAP_SREGS2 200 1174 #define KVM_CAP_EXIT_HYPERCALL 201 1175 #define KVM_CAP_PPC_RPT_INVALIDATE 202 1176 #define KVM_CAP_BINARY_STATS_FD 203 1177 #define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204 1178 #define KVM_CAP_ARM_MTE 205 1179 #define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206 1180 #define KVM_CAP_VM_GPA_BITS 207 1181 #define KVM_CAP_XSAVE2 208 1182 #define KVM_CAP_SYS_ATTRIBUTES 209 1183 #define KVM_CAP_PPC_AIL_MODE_3 210 1184 #define KVM_CAP_S390_MEM_OP_EXTENSION 211 1185 #define KVM_CAP_PMU_CAPABILITY 212 1186 #define KVM_CAP_DISABLE_QUIRKS2 213 1187 #define KVM_CAP_VM_TSC_CONTROL 214 1188 #define KVM_CAP_SYSTEM_EVENT_DATA 215 1189 #define KVM_CAP_ARM_SYSTEM_SUSPEND 216 1190 #define KVM_CAP_S390_PROTECTED_DUMP 217 1191 #define KVM_CAP_X86_TRIPLE_FAULT_EVENT 218 1192 #define KVM_CAP_X86_NOTIFY_VMEXIT 219 1193 #define KVM_CAP_VM_DISABLE_NX_HUGE_PAGES 220 1194 #define KVM_CAP_S390_ZPCI_OP 221 1195 #define KVM_CAP_S390_CPU_TOPOLOGY 222 1196 #define KVM_CAP_DIRTY_LOG_RING_ACQ_REL 223 1197 #define KVM_CAP_S390_PROTECTED_ASYNC_DISABLE 224 1198 #define KVM_CAP_DIRTY_LOG_RING_WITH_BITMAP 225 1199 #define KVM_CAP_PMU_EVENT_MASKED_EVENTS 226 1200 #define KVM_CAP_COUNTER_OFFSET 227 1201 #define KVM_CAP_ARM_EAGER_SPLIT_CHUNK_SIZE 228 1202 #define KVM_CAP_ARM_SUPPORTED_BLOCK_SIZES 229 1203 #define KVM_CAP_ARM_SUPPORTED_REG_MASK_RANGES 230 1204 1205 #ifdef KVM_CAP_IRQ_ROUTING 1206 1207 struct kvm_irq_routing_irqchip { 1208 __u32 irqchip; 1209 __u32 pin; 1210 }; 1211 1212 struct kvm_irq_routing_msi { 1213 __u32 address_lo; 1214 __u32 address_hi; 1215 __u32 data; 1216 union { 1217 __u32 pad; 1218 __u32 devid; 1219 }; 1220 }; 1221 1222 struct kvm_irq_routing_s390_adapter { 1223 __u64 ind_addr; 1224 __u64 summary_addr; 1225 __u64 ind_offset; 1226 __u32 summary_offset; 1227 __u32 adapter_id; 1228 }; 1229 1230 struct kvm_irq_routing_hv_sint { 1231 __u32 vcpu; 1232 __u32 sint; 1233 }; 1234 1235 struct kvm_irq_routing_xen_evtchn { 1236 __u32 port; 1237 __u32 vcpu; 1238 __u32 priority; 1239 }; 1240 1241 #define KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL ((__u32)(-1)) 1242 1243 /* gsi routing entry types */ 1244 #define KVM_IRQ_ROUTING_IRQCHIP 1 1245 #define KVM_IRQ_ROUTING_MSI 2 1246 #define KVM_IRQ_ROUTING_S390_ADAPTER 3 1247 #define KVM_IRQ_ROUTING_HV_SINT 4 1248 #define KVM_IRQ_ROUTING_XEN_EVTCHN 5 1249 1250 struct kvm_irq_routing_entry { 1251 __u32 gsi; 1252 __u32 type; 1253 __u32 flags; 1254 __u32 pad; 1255 union { 1256 struct kvm_irq_routing_irqchip irqchip; 1257 struct kvm_irq_routing_msi msi; 1258 struct kvm_irq_routing_s390_adapter adapter; 1259 struct kvm_irq_routing_hv_sint hv_sint; 1260 struct kvm_irq_routing_xen_evtchn xen_evtchn; 1261 __u32 pad[8]; 1262 } u; 1263 }; 1264 1265 struct kvm_irq_routing { 1266 __u32 nr; 1267 __u32 flags; 1268 struct kvm_irq_routing_entry entries[]; 1269 }; 1270 1271 #endif 1272 1273 #ifdef KVM_CAP_MCE 1274 /* x86 MCE */ 1275 struct kvm_x86_mce { 1276 __u64 status; 1277 __u64 addr; 1278 __u64 misc; 1279 __u64 mcg_status; 1280 __u8 bank; 1281 __u8 pad1[7]; 1282 __u64 pad2[3]; 1283 }; 1284 #endif 1285 1286 #ifdef KVM_CAP_XEN_HVM 1287 #define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR (1 << 0) 1288 #define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL (1 << 1) 1289 #define KVM_XEN_HVM_CONFIG_SHARED_INFO (1 << 2) 1290 #define KVM_XEN_HVM_CONFIG_RUNSTATE (1 << 3) 1291 #define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL (1 << 4) 1292 #define KVM_XEN_HVM_CONFIG_EVTCHN_SEND (1 << 5) 1293 #define KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG (1 << 6) 1294 1295 struct kvm_xen_hvm_config { 1296 __u32 flags; 1297 __u32 msr; 1298 __u64 blob_addr_32; 1299 __u64 blob_addr_64; 1300 __u8 blob_size_32; 1301 __u8 blob_size_64; 1302 __u8 pad2[30]; 1303 }; 1304 #endif 1305 1306 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 1307 /* 1308 * Available with KVM_CAP_IRQFD_RESAMPLE 1309 * 1310 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies 1311 * the irqfd to operate in resampling mode for level triggered interrupt 1312 * emulation. See Documentation/virt/kvm/api.rst. 1313 */ 1314 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) 1315 1316 struct kvm_irqfd { 1317 __u32 fd; 1318 __u32 gsi; 1319 __u32 flags; 1320 __u32 resamplefd; 1321 __u8 pad[16]; 1322 }; 1323 1324 /* For KVM_CAP_ADJUST_CLOCK */ 1325 1326 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */ 1327 #define KVM_CLOCK_TSC_STABLE 2 1328 #define KVM_CLOCK_REALTIME (1 << 2) 1329 #define KVM_CLOCK_HOST_TSC (1 << 3) 1330 1331 struct kvm_clock_data { 1332 __u64 clock; 1333 __u32 flags; 1334 __u32 pad0; 1335 __u64 realtime; 1336 __u64 host_tsc; 1337 __u32 pad[4]; 1338 }; 1339 1340 /* For KVM_CAP_SW_TLB */ 1341 1342 #define KVM_MMU_FSL_BOOKE_NOHV 0 1343 #define KVM_MMU_FSL_BOOKE_HV 1 1344 1345 struct kvm_config_tlb { 1346 __u64 params; 1347 __u64 array; 1348 __u32 mmu_type; 1349 __u32 array_len; 1350 }; 1351 1352 struct kvm_dirty_tlb { 1353 __u64 bitmap; 1354 __u32 num_dirty; 1355 }; 1356 1357 /* Available with KVM_CAP_ONE_REG */ 1358 1359 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL 1360 #define KVM_REG_GENERIC 0x0000000000000000ULL 1361 1362 /* 1363 * Architecture specific registers are to be defined in arch headers and 1364 * ORed with the arch identifier. 1365 */ 1366 #define KVM_REG_PPC 0x1000000000000000ULL 1367 #define KVM_REG_X86 0x2000000000000000ULL 1368 #define KVM_REG_IA64 0x3000000000000000ULL 1369 #define KVM_REG_ARM 0x4000000000000000ULL 1370 #define KVM_REG_S390 0x5000000000000000ULL 1371 #define KVM_REG_ARM64 0x6000000000000000ULL 1372 #define KVM_REG_MIPS 0x7000000000000000ULL 1373 #define KVM_REG_RISCV 0x8000000000000000ULL 1374 #define KVM_REG_LOONGARCH 0x9000000000000000ULL 1375 1376 #define KVM_REG_SIZE_SHIFT 52 1377 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 1378 #define KVM_REG_SIZE_U8 0x0000000000000000ULL 1379 #define KVM_REG_SIZE_U16 0x0010000000000000ULL 1380 #define KVM_REG_SIZE_U32 0x0020000000000000ULL 1381 #define KVM_REG_SIZE_U64 0x0030000000000000ULL 1382 #define KVM_REG_SIZE_U128 0x0040000000000000ULL 1383 #define KVM_REG_SIZE_U256 0x0050000000000000ULL 1384 #define KVM_REG_SIZE_U512 0x0060000000000000ULL 1385 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL 1386 #define KVM_REG_SIZE_U2048 0x0080000000000000ULL 1387 1388 struct kvm_reg_list { 1389 __u64 n; /* number of regs */ 1390 __u64 reg[]; 1391 }; 1392 1393 struct kvm_one_reg { 1394 __u64 id; 1395 __u64 addr; 1396 }; 1397 1398 #define KVM_MSI_VALID_DEVID (1U << 0) 1399 struct kvm_msi { 1400 __u32 address_lo; 1401 __u32 address_hi; 1402 __u32 data; 1403 __u32 flags; 1404 __u32 devid; 1405 __u8 pad[12]; 1406 }; 1407 1408 struct kvm_arm_device_addr { 1409 __u64 id; 1410 __u64 addr; 1411 }; 1412 1413 /* 1414 * Device control API, available with KVM_CAP_DEVICE_CTRL 1415 */ 1416 #define KVM_CREATE_DEVICE_TEST 1 1417 1418 struct kvm_create_device { 1419 __u32 type; /* in: KVM_DEV_TYPE_xxx */ 1420 __u32 fd; /* out: device handle */ 1421 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */ 1422 }; 1423 1424 struct kvm_device_attr { 1425 __u32 flags; /* no flags currently defined */ 1426 __u32 group; /* device-defined */ 1427 __u64 attr; /* group-defined */ 1428 __u64 addr; /* userspace address of attr data */ 1429 }; 1430 1431 #define KVM_DEV_VFIO_FILE 1 1432 1433 #define KVM_DEV_VFIO_FILE_ADD 1 1434 #define KVM_DEV_VFIO_FILE_DEL 2 1435 1436 /* KVM_DEV_VFIO_GROUP aliases are for compile time uapi compatibility */ 1437 #define KVM_DEV_VFIO_GROUP KVM_DEV_VFIO_FILE 1438 1439 #define KVM_DEV_VFIO_GROUP_ADD KVM_DEV_VFIO_FILE_ADD 1440 #define KVM_DEV_VFIO_GROUP_DEL KVM_DEV_VFIO_FILE_DEL 1441 #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3 1442 1443 enum kvm_device_type { 1444 KVM_DEV_TYPE_FSL_MPIC_20 = 1, 1445 #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20 1446 KVM_DEV_TYPE_FSL_MPIC_42, 1447 #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42 1448 KVM_DEV_TYPE_XICS, 1449 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS 1450 KVM_DEV_TYPE_VFIO, 1451 #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO 1452 KVM_DEV_TYPE_ARM_VGIC_V2, 1453 #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2 1454 KVM_DEV_TYPE_FLIC, 1455 #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC 1456 KVM_DEV_TYPE_ARM_VGIC_V3, 1457 #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3 1458 KVM_DEV_TYPE_ARM_VGIC_ITS, 1459 #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS 1460 KVM_DEV_TYPE_XIVE, 1461 #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE 1462 KVM_DEV_TYPE_ARM_PV_TIME, 1463 #define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME 1464 KVM_DEV_TYPE_RISCV_AIA, 1465 #define KVM_DEV_TYPE_RISCV_AIA KVM_DEV_TYPE_RISCV_AIA 1466 KVM_DEV_TYPE_MAX, 1467 }; 1468 1469 struct kvm_vfio_spapr_tce { 1470 __s32 groupfd; 1471 __s32 tablefd; 1472 }; 1473 1474 /* 1475 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 1476 * a vcpu fd. 1477 */ 1478 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 1479 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 1480 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 1481 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) /* deprecated */ 1482 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 1483 struct kvm_userspace_memory_region) 1484 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 1485 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 1486 1487 /* enable ucontrol for s390 */ 1488 struct kvm_s390_ucas_mapping { 1489 __u64 user_addr; 1490 __u64 vcpu_addr; 1491 __u64 length; 1492 }; 1493 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 1494 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 1495 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 1496 1497 /* Device model IOC */ 1498 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 1499 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 1500 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 1501 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 1502 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 1503 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 1504 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 1505 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 1506 #define KVM_REGISTER_COALESCED_MMIO \ 1507 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 1508 #define KVM_UNREGISTER_COALESCED_MMIO \ 1509 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 1510 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 1511 struct kvm_assigned_pci_dev) 1512 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 1513 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 1514 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 1515 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 1516 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 1517 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 1518 struct kvm_assigned_pci_dev) 1519 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 1520 struct kvm_assigned_msix_nr) 1521 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 1522 struct kvm_assigned_msix_entry) 1523 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 1524 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 1525 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 1526 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 1527 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 1528 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 1529 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 1530 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 1531 /* Available with KVM_CAP_PIT_STATE2 */ 1532 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 1533 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 1534 /* Available with KVM_CAP_PPC_GET_PVINFO */ 1535 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 1536 /* Available with KVM_CAP_TSC_CONTROL for a vCPU, or with 1537 * KVM_CAP_VM_TSC_CONTROL to set defaults for a VM */ 1538 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 1539 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 1540 /* Available with KVM_CAP_PCI_2_3 */ 1541 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 1542 struct kvm_assigned_pci_dev) 1543 /* Available with KVM_CAP_SIGNAL_MSI */ 1544 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 1545 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 1546 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 1547 /* Available with KVM_CAP_PPC_ALLOC_HTAB */ 1548 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) 1549 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 1550 #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \ 1551 struct kvm_create_spapr_tce_64) 1552 /* Available with KVM_CAP_RMA */ 1553 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 1554 /* Available with KVM_CAP_PPC_HTAB_FD */ 1555 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) 1556 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */ 1557 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) 1558 /* Available with KVM_CAP_PPC_RTAS */ 1559 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args) 1560 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */ 1561 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt) 1562 #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt) 1563 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */ 1564 #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg) 1565 /* Available with KVM_CAP_PPC_RADIX_MMU */ 1566 #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info) 1567 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */ 1568 #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char) 1569 /* Available with KVM_CAP_PMU_EVENT_FILTER */ 1570 #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter) 1571 #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3) 1572 #define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct kvm_arm_copy_mte_tags) 1573 /* Available with KVM_CAP_COUNTER_OFFSET */ 1574 #define KVM_ARM_SET_COUNTER_OFFSET _IOW(KVMIO, 0xb5, struct kvm_arm_counter_offset) 1575 #define KVM_ARM_GET_REG_WRITABLE_MASKS _IOR(KVMIO, 0xb6, struct reg_mask_range) 1576 1577 /* ioctl for vm fd */ 1578 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) 1579 1580 /* ioctls for fds returned by KVM_CREATE_DEVICE */ 1581 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr) 1582 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr) 1583 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr) 1584 1585 /* 1586 * ioctls for vcpu fds 1587 */ 1588 #define KVM_RUN _IO(KVMIO, 0x80) 1589 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 1590 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 1591 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 1592 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 1593 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 1594 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 1595 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 1596 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 1597 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 1598 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 1599 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 1600 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 1601 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 1602 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 1603 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 1604 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 1605 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 1606 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 1607 /* Available with KVM_CAP_VAPIC */ 1608 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 1609 /* Available with KVM_CAP_VAPIC */ 1610 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 1611 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 1612 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 1613 /* store status for s390 */ 1614 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 1615 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 1616 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 1617 /* initial ipl psw for s390 */ 1618 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 1619 /* initial reset for s390 */ 1620 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 1621 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 1622 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 1623 /* Available with KVM_CAP_USER_NMI */ 1624 #define KVM_NMI _IO(KVMIO, 0x9a) 1625 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 1626 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 1627 /* MCE for x86 */ 1628 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 1629 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 1630 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 1631 /* Available with KVM_CAP_VCPU_EVENTS */ 1632 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 1633 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 1634 /* Available with KVM_CAP_DEBUGREGS */ 1635 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 1636 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 1637 /* 1638 * vcpu version available with KVM_CAP_ENABLE_CAP 1639 * vm version available with KVM_CAP_ENABLE_CAP_VM 1640 */ 1641 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 1642 /* Available with KVM_CAP_XSAVE */ 1643 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 1644 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 1645 /* Available with KVM_CAP_XCRS */ 1646 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 1647 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 1648 /* Available with KVM_CAP_SW_TLB */ 1649 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 1650 /* Available with KVM_CAP_ONE_REG */ 1651 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 1652 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 1653 /* VM is being stopped by host */ 1654 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 1655 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init) 1656 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init) 1657 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list) 1658 /* Available with KVM_CAP_S390_MEM_OP */ 1659 #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op) 1660 /* Available with KVM_CAP_S390_SKEYS */ 1661 #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys) 1662 #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys) 1663 /* Available with KVM_CAP_S390_INJECT_IRQ */ 1664 #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq) 1665 /* Available with KVM_CAP_S390_IRQ_STATE */ 1666 #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state) 1667 #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state) 1668 /* Available with KVM_CAP_X86_SMM */ 1669 #define KVM_SMI _IO(KVMIO, 0xb7) 1670 /* Available with KVM_CAP_S390_CMMA_MIGRATION */ 1671 #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log) 1672 #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log) 1673 /* Memory Encryption Commands */ 1674 #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long) 1675 1676 struct kvm_enc_region { 1677 __u64 addr; 1678 __u64 size; 1679 }; 1680 1681 #define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region) 1682 #define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region) 1683 1684 /* Available with KVM_CAP_HYPERV_EVENTFD */ 1685 #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd) 1686 1687 /* Available with KVM_CAP_NESTED_STATE */ 1688 #define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state) 1689 #define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state) 1690 1691 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */ 1692 #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log) 1693 1694 /* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */ 1695 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2) 1696 1697 /* Available with KVM_CAP_ARM_SVE */ 1698 #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int) 1699 1700 /* Available with KVM_CAP_S390_VCPU_RESETS */ 1701 #define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3) 1702 #define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4) 1703 1704 struct kvm_s390_pv_sec_parm { 1705 __u64 origin; 1706 __u64 length; 1707 }; 1708 1709 struct kvm_s390_pv_unp { 1710 __u64 addr; 1711 __u64 size; 1712 __u64 tweak; 1713 }; 1714 1715 enum pv_cmd_dmp_id { 1716 KVM_PV_DUMP_INIT, 1717 KVM_PV_DUMP_CONFIG_STOR_STATE, 1718 KVM_PV_DUMP_COMPLETE, 1719 KVM_PV_DUMP_CPU, 1720 }; 1721 1722 struct kvm_s390_pv_dmp { 1723 __u64 subcmd; 1724 __u64 buff_addr; 1725 __u64 buff_len; 1726 __u64 gaddr; /* For dump storage state */ 1727 __u64 reserved[4]; 1728 }; 1729 1730 enum pv_cmd_info_id { 1731 KVM_PV_INFO_VM, 1732 KVM_PV_INFO_DUMP, 1733 }; 1734 1735 struct kvm_s390_pv_info_dump { 1736 __u64 dump_cpu_buffer_len; 1737 __u64 dump_config_mem_buffer_per_1m; 1738 __u64 dump_config_finalize_len; 1739 }; 1740 1741 struct kvm_s390_pv_info_vm { 1742 __u64 inst_calls_list[4]; 1743 __u64 max_cpus; 1744 __u64 max_guests; 1745 __u64 max_guest_addr; 1746 __u64 feature_indication; 1747 }; 1748 1749 struct kvm_s390_pv_info_header { 1750 __u32 id; 1751 __u32 len_max; 1752 __u32 len_written; 1753 __u32 reserved; 1754 }; 1755 1756 struct kvm_s390_pv_info { 1757 struct kvm_s390_pv_info_header header; 1758 union { 1759 struct kvm_s390_pv_info_dump dump; 1760 struct kvm_s390_pv_info_vm vm; 1761 }; 1762 }; 1763 1764 enum pv_cmd_id { 1765 KVM_PV_ENABLE, 1766 KVM_PV_DISABLE, 1767 KVM_PV_SET_SEC_PARMS, 1768 KVM_PV_UNPACK, 1769 KVM_PV_VERIFY, 1770 KVM_PV_PREP_RESET, 1771 KVM_PV_UNSHARE_ALL, 1772 KVM_PV_INFO, 1773 KVM_PV_DUMP, 1774 KVM_PV_ASYNC_CLEANUP_PREPARE, 1775 KVM_PV_ASYNC_CLEANUP_PERFORM, 1776 }; 1777 1778 struct kvm_pv_cmd { 1779 __u32 cmd; /* Command to be executed */ 1780 __u16 rc; /* Ultravisor return code */ 1781 __u16 rrc; /* Ultravisor return reason code */ 1782 __u64 data; /* Data or address */ 1783 __u32 flags; /* flags for future extensions. Must be 0 for now */ 1784 __u32 reserved[3]; 1785 }; 1786 1787 /* Available with KVM_CAP_S390_PROTECTED */ 1788 #define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd) 1789 1790 /* Available with KVM_CAP_X86_MSR_FILTER */ 1791 #define KVM_X86_SET_MSR_FILTER _IOW(KVMIO, 0xc6, struct kvm_msr_filter) 1792 1793 /* Available with KVM_CAP_DIRTY_LOG_RING */ 1794 #define KVM_RESET_DIRTY_RINGS _IO(KVMIO, 0xc7) 1795 1796 /* Per-VM Xen attributes */ 1797 #define KVM_XEN_HVM_GET_ATTR _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr) 1798 #define KVM_XEN_HVM_SET_ATTR _IOW(KVMIO, 0xc9, struct kvm_xen_hvm_attr) 1799 1800 struct kvm_xen_hvm_attr { 1801 __u16 type; 1802 __u16 pad[3]; 1803 union { 1804 __u8 long_mode; 1805 __u8 vector; 1806 __u8 runstate_update_flag; 1807 struct { 1808 __u64 gfn; 1809 #define KVM_XEN_INVALID_GFN ((__u64)-1) 1810 } shared_info; 1811 struct { 1812 __u32 send_port; 1813 __u32 type; /* EVTCHNSTAT_ipi / EVTCHNSTAT_interdomain */ 1814 __u32 flags; 1815 #define KVM_XEN_EVTCHN_DEASSIGN (1 << 0) 1816 #define KVM_XEN_EVTCHN_UPDATE (1 << 1) 1817 #define KVM_XEN_EVTCHN_RESET (1 << 2) 1818 /* 1819 * Events sent by the guest are either looped back to 1820 * the guest itself (potentially on a different port#) 1821 * or signalled via an eventfd. 1822 */ 1823 union { 1824 struct { 1825 __u32 port; 1826 __u32 vcpu; 1827 __u32 priority; 1828 } port; 1829 struct { 1830 __u32 port; /* Zero for eventfd */ 1831 __s32 fd; 1832 } eventfd; 1833 __u32 padding[4]; 1834 } deliver; 1835 } evtchn; 1836 __u32 xen_version; 1837 __u64 pad[8]; 1838 } u; 1839 }; 1840 1841 1842 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ 1843 #define KVM_XEN_ATTR_TYPE_LONG_MODE 0x0 1844 #define KVM_XEN_ATTR_TYPE_SHARED_INFO 0x1 1845 #define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR 0x2 1846 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ 1847 #define KVM_XEN_ATTR_TYPE_EVTCHN 0x3 1848 #define KVM_XEN_ATTR_TYPE_XEN_VERSION 0x4 1849 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG */ 1850 #define KVM_XEN_ATTR_TYPE_RUNSTATE_UPDATE_FLAG 0x5 1851 1852 /* Per-vCPU Xen attributes */ 1853 #define KVM_XEN_VCPU_GET_ATTR _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr) 1854 #define KVM_XEN_VCPU_SET_ATTR _IOW(KVMIO, 0xcb, struct kvm_xen_vcpu_attr) 1855 1856 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ 1857 #define KVM_XEN_HVM_EVTCHN_SEND _IOW(KVMIO, 0xd0, struct kvm_irq_routing_xen_evtchn) 1858 1859 #define KVM_GET_SREGS2 _IOR(KVMIO, 0xcc, struct kvm_sregs2) 1860 #define KVM_SET_SREGS2 _IOW(KVMIO, 0xcd, struct kvm_sregs2) 1861 1862 struct kvm_xen_vcpu_attr { 1863 __u16 type; 1864 __u16 pad[3]; 1865 union { 1866 __u64 gpa; 1867 #define KVM_XEN_INVALID_GPA ((__u64)-1) 1868 __u64 pad[8]; 1869 struct { 1870 __u64 state; 1871 __u64 state_entry_time; 1872 __u64 time_running; 1873 __u64 time_runnable; 1874 __u64 time_blocked; 1875 __u64 time_offline; 1876 } runstate; 1877 __u32 vcpu_id; 1878 struct { 1879 __u32 port; 1880 __u32 priority; 1881 __u64 expires_ns; 1882 } timer; 1883 __u8 vector; 1884 } u; 1885 }; 1886 1887 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ 1888 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO 0x0 1889 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO 0x1 1890 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR 0x2 1891 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT 0x3 1892 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA 0x4 1893 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST 0x5 1894 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ 1895 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_ID 0x6 1896 #define KVM_XEN_VCPU_ATTR_TYPE_TIMER 0x7 1897 #define KVM_XEN_VCPU_ATTR_TYPE_UPCALL_VECTOR 0x8 1898 1899 /* Secure Encrypted Virtualization command */ 1900 enum sev_cmd_id { 1901 /* Guest initialization commands */ 1902 KVM_SEV_INIT = 0, 1903 KVM_SEV_ES_INIT, 1904 /* Guest launch commands */ 1905 KVM_SEV_LAUNCH_START, 1906 KVM_SEV_LAUNCH_UPDATE_DATA, 1907 KVM_SEV_LAUNCH_UPDATE_VMSA, 1908 KVM_SEV_LAUNCH_SECRET, 1909 KVM_SEV_LAUNCH_MEASURE, 1910 KVM_SEV_LAUNCH_FINISH, 1911 /* Guest migration commands (outgoing) */ 1912 KVM_SEV_SEND_START, 1913 KVM_SEV_SEND_UPDATE_DATA, 1914 KVM_SEV_SEND_UPDATE_VMSA, 1915 KVM_SEV_SEND_FINISH, 1916 /* Guest migration commands (incoming) */ 1917 KVM_SEV_RECEIVE_START, 1918 KVM_SEV_RECEIVE_UPDATE_DATA, 1919 KVM_SEV_RECEIVE_UPDATE_VMSA, 1920 KVM_SEV_RECEIVE_FINISH, 1921 /* Guest status and debug commands */ 1922 KVM_SEV_GUEST_STATUS, 1923 KVM_SEV_DBG_DECRYPT, 1924 KVM_SEV_DBG_ENCRYPT, 1925 /* Guest certificates commands */ 1926 KVM_SEV_CERT_EXPORT, 1927 /* Attestation report */ 1928 KVM_SEV_GET_ATTESTATION_REPORT, 1929 /* Guest Migration Extension */ 1930 KVM_SEV_SEND_CANCEL, 1931 1932 KVM_SEV_NR_MAX, 1933 }; 1934 1935 struct kvm_sev_cmd { 1936 __u32 id; 1937 __u64 data; 1938 __u32 error; 1939 __u32 sev_fd; 1940 }; 1941 1942 struct kvm_sev_launch_start { 1943 __u32 handle; 1944 __u32 policy; 1945 __u64 dh_uaddr; 1946 __u32 dh_len; 1947 __u64 session_uaddr; 1948 __u32 session_len; 1949 }; 1950 1951 struct kvm_sev_launch_update_data { 1952 __u64 uaddr; 1953 __u32 len; 1954 }; 1955 1956 1957 struct kvm_sev_launch_secret { 1958 __u64 hdr_uaddr; 1959 __u32 hdr_len; 1960 __u64 guest_uaddr; 1961 __u32 guest_len; 1962 __u64 trans_uaddr; 1963 __u32 trans_len; 1964 }; 1965 1966 struct kvm_sev_launch_measure { 1967 __u64 uaddr; 1968 __u32 len; 1969 }; 1970 1971 struct kvm_sev_guest_status { 1972 __u32 handle; 1973 __u32 policy; 1974 __u32 state; 1975 }; 1976 1977 struct kvm_sev_dbg { 1978 __u64 src_uaddr; 1979 __u64 dst_uaddr; 1980 __u32 len; 1981 }; 1982 1983 struct kvm_sev_attestation_report { 1984 __u8 mnonce[16]; 1985 __u64 uaddr; 1986 __u32 len; 1987 }; 1988 1989 struct kvm_sev_send_start { 1990 __u32 policy; 1991 __u64 pdh_cert_uaddr; 1992 __u32 pdh_cert_len; 1993 __u64 plat_certs_uaddr; 1994 __u32 plat_certs_len; 1995 __u64 amd_certs_uaddr; 1996 __u32 amd_certs_len; 1997 __u64 session_uaddr; 1998 __u32 session_len; 1999 }; 2000 2001 struct kvm_sev_send_update_data { 2002 __u64 hdr_uaddr; 2003 __u32 hdr_len; 2004 __u64 guest_uaddr; 2005 __u32 guest_len; 2006 __u64 trans_uaddr; 2007 __u32 trans_len; 2008 }; 2009 2010 struct kvm_sev_receive_start { 2011 __u32 handle; 2012 __u32 policy; 2013 __u64 pdh_uaddr; 2014 __u32 pdh_len; 2015 __u64 session_uaddr; 2016 __u32 session_len; 2017 }; 2018 2019 struct kvm_sev_receive_update_data { 2020 __u64 hdr_uaddr; 2021 __u32 hdr_len; 2022 __u64 guest_uaddr; 2023 __u32 guest_len; 2024 __u64 trans_uaddr; 2025 __u32 trans_len; 2026 }; 2027 2028 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 2029 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 2030 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 2031 2032 struct kvm_assigned_pci_dev { 2033 __u32 assigned_dev_id; 2034 __u32 busnr; 2035 __u32 devfn; 2036 __u32 flags; 2037 __u32 segnr; 2038 union { 2039 __u32 reserved[11]; 2040 }; 2041 }; 2042 2043 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 2044 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 2045 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 2046 2047 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 2048 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 2049 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 2050 2051 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 2052 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 2053 2054 struct kvm_assigned_irq { 2055 __u32 assigned_dev_id; 2056 __u32 host_irq; /* ignored (legacy field) */ 2057 __u32 guest_irq; 2058 __u32 flags; 2059 union { 2060 __u32 reserved[12]; 2061 }; 2062 }; 2063 2064 struct kvm_assigned_msix_nr { 2065 __u32 assigned_dev_id; 2066 __u16 entry_nr; 2067 __u16 padding; 2068 }; 2069 2070 #define KVM_MAX_MSIX_PER_DEV 256 2071 struct kvm_assigned_msix_entry { 2072 __u32 assigned_dev_id; 2073 __u32 gsi; 2074 __u16 entry; /* The index of entry in the MSI-X table */ 2075 __u16 padding[3]; 2076 }; 2077 2078 #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0) 2079 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1) 2080 2081 /* Available with KVM_CAP_ARM_USER_IRQ */ 2082 2083 /* Bits for run->s.regs.device_irq_level */ 2084 #define KVM_ARM_DEV_EL1_VTIMER (1 << 0) 2085 #define KVM_ARM_DEV_EL1_PTIMER (1 << 1) 2086 #define KVM_ARM_DEV_PMU (1 << 2) 2087 2088 struct kvm_hyperv_eventfd { 2089 __u32 conn_id; 2090 __s32 fd; 2091 __u32 flags; 2092 __u32 padding[3]; 2093 }; 2094 2095 #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff 2096 #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0) 2097 2098 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0) 2099 #define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1) 2100 2101 /* 2102 * Arch needs to define the macro after implementing the dirty ring 2103 * feature. KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the 2104 * starting page offset of the dirty ring structures. 2105 */ 2106 #ifndef KVM_DIRTY_LOG_PAGE_OFFSET 2107 #define KVM_DIRTY_LOG_PAGE_OFFSET 0 2108 #endif 2109 2110 /* 2111 * KVM dirty GFN flags, defined as: 2112 * 2113 * |---------------+---------------+--------------| 2114 * | bit 1 (reset) | bit 0 (dirty) | Status | 2115 * |---------------+---------------+--------------| 2116 * | 0 | 0 | Invalid GFN | 2117 * | 0 | 1 | Dirty GFN | 2118 * | 1 | X | GFN to reset | 2119 * |---------------+---------------+--------------| 2120 * 2121 * Lifecycle of a dirty GFN goes like: 2122 * 2123 * dirtied harvested reset 2124 * 00 -----------> 01 -------------> 1X -------+ 2125 * ^ | 2126 * | | 2127 * +------------------------------------------+ 2128 * 2129 * The userspace program is only responsible for the 01->1X state 2130 * conversion after harvesting an entry. Also, it must not skip any 2131 * dirty bits, so that dirty bits are always harvested in sequence. 2132 */ 2133 #define KVM_DIRTY_GFN_F_DIRTY _BITUL(0) 2134 #define KVM_DIRTY_GFN_F_RESET _BITUL(1) 2135 #define KVM_DIRTY_GFN_F_MASK 0x3 2136 2137 /* 2138 * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of 2139 * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn. The 2140 * size of the gfn buffer is decided by the first argument when 2141 * enabling KVM_CAP_DIRTY_LOG_RING. 2142 */ 2143 struct kvm_dirty_gfn { 2144 __u32 flags; 2145 __u32 slot; 2146 __u64 offset; 2147 }; 2148 2149 #define KVM_BUS_LOCK_DETECTION_OFF (1 << 0) 2150 #define KVM_BUS_LOCK_DETECTION_EXIT (1 << 1) 2151 2152 #define KVM_PMU_CAP_DISABLE (1 << 0) 2153 2154 /** 2155 * struct kvm_stats_header - Header of per vm/vcpu binary statistics data. 2156 * @flags: Some extra information for header, always 0 for now. 2157 * @name_size: The size in bytes of the memory which contains statistics 2158 * name string including trailing '\0'. The memory is allocated 2159 * at the send of statistics descriptor. 2160 * @num_desc: The number of statistics the vm or vcpu has. 2161 * @id_offset: The offset of the vm/vcpu stats' id string in the file pointed 2162 * by vm/vcpu stats fd. 2163 * @desc_offset: The offset of the vm/vcpu stats' descriptor block in the file 2164 * pointd by vm/vcpu stats fd. 2165 * @data_offset: The offset of the vm/vcpu stats' data block in the file 2166 * pointed by vm/vcpu stats fd. 2167 * 2168 * This is the header userspace needs to read from stats fd before any other 2169 * readings. It is used by userspace to discover all the information about the 2170 * vm/vcpu's binary statistics. 2171 * Userspace reads this header from the start of the vm/vcpu's stats fd. 2172 */ 2173 struct kvm_stats_header { 2174 __u32 flags; 2175 __u32 name_size; 2176 __u32 num_desc; 2177 __u32 id_offset; 2178 __u32 desc_offset; 2179 __u32 data_offset; 2180 }; 2181 2182 #define KVM_STATS_TYPE_SHIFT 0 2183 #define KVM_STATS_TYPE_MASK (0xF << KVM_STATS_TYPE_SHIFT) 2184 #define KVM_STATS_TYPE_CUMULATIVE (0x0 << KVM_STATS_TYPE_SHIFT) 2185 #define KVM_STATS_TYPE_INSTANT (0x1 << KVM_STATS_TYPE_SHIFT) 2186 #define KVM_STATS_TYPE_PEAK (0x2 << KVM_STATS_TYPE_SHIFT) 2187 #define KVM_STATS_TYPE_LINEAR_HIST (0x3 << KVM_STATS_TYPE_SHIFT) 2188 #define KVM_STATS_TYPE_LOG_HIST (0x4 << KVM_STATS_TYPE_SHIFT) 2189 #define KVM_STATS_TYPE_MAX KVM_STATS_TYPE_LOG_HIST 2190 2191 #define KVM_STATS_UNIT_SHIFT 4 2192 #define KVM_STATS_UNIT_MASK (0xF << KVM_STATS_UNIT_SHIFT) 2193 #define KVM_STATS_UNIT_NONE (0x0 << KVM_STATS_UNIT_SHIFT) 2194 #define KVM_STATS_UNIT_BYTES (0x1 << KVM_STATS_UNIT_SHIFT) 2195 #define KVM_STATS_UNIT_SECONDS (0x2 << KVM_STATS_UNIT_SHIFT) 2196 #define KVM_STATS_UNIT_CYCLES (0x3 << KVM_STATS_UNIT_SHIFT) 2197 #define KVM_STATS_UNIT_BOOLEAN (0x4 << KVM_STATS_UNIT_SHIFT) 2198 #define KVM_STATS_UNIT_MAX KVM_STATS_UNIT_BOOLEAN 2199 2200 #define KVM_STATS_BASE_SHIFT 8 2201 #define KVM_STATS_BASE_MASK (0xF << KVM_STATS_BASE_SHIFT) 2202 #define KVM_STATS_BASE_POW10 (0x0 << KVM_STATS_BASE_SHIFT) 2203 #define KVM_STATS_BASE_POW2 (0x1 << KVM_STATS_BASE_SHIFT) 2204 #define KVM_STATS_BASE_MAX KVM_STATS_BASE_POW2 2205 2206 /** 2207 * struct kvm_stats_desc - Descriptor of a KVM statistics. 2208 * @flags: Annotations of the stats, like type, unit, etc. 2209 * @exponent: Used together with @flags to determine the unit. 2210 * @size: The number of data items for this stats. 2211 * Every data item is of type __u64. 2212 * @offset: The offset of the stats to the start of stat structure in 2213 * structure kvm or kvm_vcpu. 2214 * @bucket_size: A parameter value used for histogram stats. It is only used 2215 * for linear histogram stats, specifying the size of the bucket; 2216 * @name: The name string for the stats. Its size is indicated by the 2217 * &kvm_stats_header->name_size. 2218 */ 2219 struct kvm_stats_desc { 2220 __u32 flags; 2221 __s16 exponent; 2222 __u16 size; 2223 __u32 offset; 2224 __u32 bucket_size; 2225 char name[]; 2226 }; 2227 2228 #define KVM_GET_STATS_FD _IO(KVMIO, 0xce) 2229 2230 /* Available with KVM_CAP_XSAVE2 */ 2231 #define KVM_GET_XSAVE2 _IOR(KVMIO, 0xcf, struct kvm_xsave) 2232 2233 /* Available with KVM_CAP_S390_PROTECTED_DUMP */ 2234 #define KVM_S390_PV_CPU_COMMAND _IOWR(KVMIO, 0xd0, struct kvm_pv_cmd) 2235 2236 /* Available with KVM_CAP_X86_NOTIFY_VMEXIT */ 2237 #define KVM_X86_NOTIFY_VMEXIT_ENABLED (1ULL << 0) 2238 #define KVM_X86_NOTIFY_VMEXIT_USER (1ULL << 1) 2239 2240 /* Available with KVM_CAP_S390_ZPCI_OP */ 2241 #define KVM_S390_ZPCI_OP _IOW(KVMIO, 0xd1, struct kvm_s390_zpci_op) 2242 2243 struct kvm_s390_zpci_op { 2244 /* in */ 2245 __u32 fh; /* target device */ 2246 __u8 op; /* operation to perform */ 2247 __u8 pad[3]; 2248 union { 2249 /* for KVM_S390_ZPCIOP_REG_AEN */ 2250 struct { 2251 __u64 ibv; /* Guest addr of interrupt bit vector */ 2252 __u64 sb; /* Guest addr of summary bit */ 2253 __u32 flags; 2254 __u32 noi; /* Number of interrupts */ 2255 __u8 isc; /* Guest interrupt subclass */ 2256 __u8 sbo; /* Offset of guest summary bit vector */ 2257 __u16 pad; 2258 } reg_aen; 2259 __u64 reserved[8]; 2260 } u; 2261 }; 2262 2263 /* types for kvm_s390_zpci_op->op */ 2264 #define KVM_S390_ZPCIOP_REG_AEN 0 2265 #define KVM_S390_ZPCIOP_DEREG_AEN 1 2266 2267 /* flags for kvm_s390_zpci_op->u.reg_aen.flags */ 2268 #define KVM_S390_ZPCIOP_REGAEN_HOST (1 << 0) 2269 2270 #endif /* __LINUX_KVM_H */ 2271