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 /* for KVM_SET_USER_MEMORY_REGION2 */ 99 struct kvm_userspace_memory_region2 { 100 __u32 slot; 101 __u32 flags; 102 __u64 guest_phys_addr; 103 __u64 memory_size; 104 __u64 userspace_addr; 105 __u64 pad[16]; 106 }; 107 108 /* 109 * The bit 0 ~ bit 15 of kvm_userspace_memory_region::flags are visible for 110 * userspace, other bits are reserved for kvm internal use which are defined 111 * in include/linux/kvm_host.h. 112 */ 113 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0) 114 #define KVM_MEM_READONLY (1UL << 1) 115 116 /* for KVM_IRQ_LINE */ 117 struct kvm_irq_level { 118 /* 119 * ACPI gsi notion of irq. 120 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47.. 121 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23.. 122 * For ARM: See Documentation/virt/kvm/api.rst 123 */ 124 union { 125 __u32 irq; 126 __s32 status; 127 }; 128 __u32 level; 129 }; 130 131 132 struct kvm_irqchip { 133 __u32 chip_id; 134 __u32 pad; 135 union { 136 char dummy[512]; /* reserving space */ 137 #ifdef __KVM_HAVE_PIT 138 struct kvm_pic_state pic; 139 #endif 140 #ifdef __KVM_HAVE_IOAPIC 141 struct kvm_ioapic_state ioapic; 142 #endif 143 } chip; 144 }; 145 146 /* for KVM_CREATE_PIT2 */ 147 struct kvm_pit_config { 148 __u32 flags; 149 __u32 pad[15]; 150 }; 151 152 #define KVM_PIT_SPEAKER_DUMMY 1 153 154 struct kvm_s390_skeys { 155 __u64 start_gfn; 156 __u64 count; 157 __u64 skeydata_addr; 158 __u32 flags; 159 __u32 reserved[9]; 160 }; 161 162 #define KVM_S390_CMMA_PEEK (1 << 0) 163 164 /** 165 * kvm_s390_cmma_log - Used for CMMA migration. 166 * 167 * Used both for input and output. 168 * 169 * @start_gfn: Guest page number to start from. 170 * @count: Size of the result buffer. 171 * @flags: Control operation mode via KVM_S390_CMMA_* flags 172 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty 173 * pages are still remaining. 174 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set 175 * in the PGSTE. 176 * @values: Pointer to the values buffer. 177 * 178 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls. 179 */ 180 struct kvm_s390_cmma_log { 181 __u64 start_gfn; 182 __u32 count; 183 __u32 flags; 184 union { 185 __u64 remaining; 186 __u64 mask; 187 }; 188 __u64 values; 189 }; 190 191 struct kvm_hyperv_exit { 192 #define KVM_EXIT_HYPERV_SYNIC 1 193 #define KVM_EXIT_HYPERV_HCALL 2 194 #define KVM_EXIT_HYPERV_SYNDBG 3 195 __u32 type; 196 __u32 pad1; 197 union { 198 struct { 199 __u32 msr; 200 __u32 pad2; 201 __u64 control; 202 __u64 evt_page; 203 __u64 msg_page; 204 } synic; 205 struct { 206 __u64 input; 207 __u64 result; 208 __u64 params[2]; 209 } hcall; 210 struct { 211 __u32 msr; 212 __u32 pad2; 213 __u64 control; 214 __u64 status; 215 __u64 send_page; 216 __u64 recv_page; 217 __u64 pending_page; 218 } syndbg; 219 } u; 220 }; 221 222 struct kvm_xen_exit { 223 #define KVM_EXIT_XEN_HCALL 1 224 __u32 type; 225 union { 226 struct { 227 __u32 longmode; 228 __u32 cpl; 229 __u64 input; 230 __u64 result; 231 __u64 params[6]; 232 } hcall; 233 } u; 234 }; 235 236 #define KVM_S390_GET_SKEYS_NONE 1 237 #define KVM_S390_SKEYS_MAX 1048576 238 239 #define KVM_EXIT_UNKNOWN 0 240 #define KVM_EXIT_EXCEPTION 1 241 #define KVM_EXIT_IO 2 242 #define KVM_EXIT_HYPERCALL 3 243 #define KVM_EXIT_DEBUG 4 244 #define KVM_EXIT_HLT 5 245 #define KVM_EXIT_MMIO 6 246 #define KVM_EXIT_IRQ_WINDOW_OPEN 7 247 #define KVM_EXIT_SHUTDOWN 8 248 #define KVM_EXIT_FAIL_ENTRY 9 249 #define KVM_EXIT_INTR 10 250 #define KVM_EXIT_SET_TPR 11 251 #define KVM_EXIT_TPR_ACCESS 12 252 #define KVM_EXIT_S390_SIEIC 13 253 #define KVM_EXIT_S390_RESET 14 254 #define KVM_EXIT_DCR 15 /* deprecated */ 255 #define KVM_EXIT_NMI 16 256 #define KVM_EXIT_INTERNAL_ERROR 17 257 #define KVM_EXIT_OSI 18 258 #define KVM_EXIT_PAPR_HCALL 19 259 #define KVM_EXIT_S390_UCONTROL 20 260 #define KVM_EXIT_WATCHDOG 21 261 #define KVM_EXIT_S390_TSCH 22 262 #define KVM_EXIT_EPR 23 263 #define KVM_EXIT_SYSTEM_EVENT 24 264 #define KVM_EXIT_S390_STSI 25 265 #define KVM_EXIT_IOAPIC_EOI 26 266 #define KVM_EXIT_HYPERV 27 267 #define KVM_EXIT_ARM_NISV 28 268 #define KVM_EXIT_X86_RDMSR 29 269 #define KVM_EXIT_X86_WRMSR 30 270 #define KVM_EXIT_DIRTY_RING_FULL 31 271 #define KVM_EXIT_AP_RESET_HOLD 32 272 #define KVM_EXIT_X86_BUS_LOCK 33 273 #define KVM_EXIT_XEN 34 274 #define KVM_EXIT_RISCV_SBI 35 275 #define KVM_EXIT_RISCV_CSR 36 276 #define KVM_EXIT_NOTIFY 37 277 #define KVM_EXIT_LOONGARCH_IOCSR 38 278 #define KVM_EXIT_MEMORY_FAULT 39 279 280 /* For KVM_EXIT_INTERNAL_ERROR */ 281 /* Emulate instruction failed. */ 282 #define KVM_INTERNAL_ERROR_EMULATION 1 283 /* Encounter unexpected simultaneous exceptions. */ 284 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 285 /* Encounter unexpected vm-exit due to delivery event. */ 286 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3 287 /* Encounter unexpected vm-exit reason */ 288 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4 289 290 /* Flags that describe what fields in emulation_failure hold valid data. */ 291 #define KVM_INTERNAL_ERROR_EMULATION_FLAG_INSTRUCTION_BYTES (1ULL << 0) 292 293 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 294 struct kvm_run { 295 /* in */ 296 __u8 request_interrupt_window; 297 __u8 immediate_exit; 298 __u8 padding1[6]; 299 300 /* out */ 301 __u32 exit_reason; 302 __u8 ready_for_interrupt_injection; 303 __u8 if_flag; 304 __u16 flags; 305 306 /* in (pre_kvm_run), out (post_kvm_run) */ 307 __u64 cr8; 308 __u64 apic_base; 309 310 #ifdef __KVM_S390 311 /* the processor status word for s390 */ 312 __u64 psw_mask; /* psw upper half */ 313 __u64 psw_addr; /* psw lower half */ 314 #endif 315 union { 316 /* KVM_EXIT_UNKNOWN */ 317 struct { 318 __u64 hardware_exit_reason; 319 } hw; 320 /* KVM_EXIT_FAIL_ENTRY */ 321 struct { 322 __u64 hardware_entry_failure_reason; 323 __u32 cpu; 324 } fail_entry; 325 /* KVM_EXIT_EXCEPTION */ 326 struct { 327 __u32 exception; 328 __u32 error_code; 329 } ex; 330 /* KVM_EXIT_IO */ 331 struct { 332 #define KVM_EXIT_IO_IN 0 333 #define KVM_EXIT_IO_OUT 1 334 __u8 direction; 335 __u8 size; /* bytes */ 336 __u16 port; 337 __u32 count; 338 __u64 data_offset; /* relative to kvm_run start */ 339 } io; 340 /* KVM_EXIT_DEBUG */ 341 struct { 342 struct kvm_debug_exit_arch arch; 343 } debug; 344 /* KVM_EXIT_MMIO */ 345 struct { 346 __u64 phys_addr; 347 __u8 data[8]; 348 __u32 len; 349 __u8 is_write; 350 } mmio; 351 /* KVM_EXIT_LOONGARCH_IOCSR */ 352 struct { 353 __u64 phys_addr; 354 __u8 data[8]; 355 __u32 len; 356 __u8 is_write; 357 } iocsr_io; 358 /* KVM_EXIT_HYPERCALL */ 359 struct { 360 __u64 nr; 361 __u64 args[6]; 362 __u64 ret; 363 364 union { 365 #ifndef __KERNEL__ 366 __u32 longmode; 367 #endif 368 __u64 flags; 369 }; 370 } hypercall; 371 /* KVM_EXIT_TPR_ACCESS */ 372 struct { 373 __u64 rip; 374 __u32 is_write; 375 __u32 pad; 376 } tpr_access; 377 /* KVM_EXIT_S390_SIEIC */ 378 struct { 379 __u8 icptcode; 380 __u16 ipa; 381 __u32 ipb; 382 } s390_sieic; 383 /* KVM_EXIT_S390_RESET */ 384 #define KVM_S390_RESET_POR 1 385 #define KVM_S390_RESET_CLEAR 2 386 #define KVM_S390_RESET_SUBSYSTEM 4 387 #define KVM_S390_RESET_CPU_INIT 8 388 #define KVM_S390_RESET_IPL 16 389 __u64 s390_reset_flags; 390 /* KVM_EXIT_S390_UCONTROL */ 391 struct { 392 __u64 trans_exc_code; 393 __u32 pgm_code; 394 } s390_ucontrol; 395 /* KVM_EXIT_DCR (deprecated) */ 396 struct { 397 __u32 dcrn; 398 __u32 data; 399 __u8 is_write; 400 } dcr; 401 /* KVM_EXIT_INTERNAL_ERROR */ 402 struct { 403 __u32 suberror; 404 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 405 __u32 ndata; 406 __u64 data[16]; 407 } internal; 408 /* 409 * KVM_INTERNAL_ERROR_EMULATION 410 * 411 * "struct emulation_failure" is an overlay of "struct internal" 412 * that is used for the KVM_INTERNAL_ERROR_EMULATION sub-type of 413 * KVM_EXIT_INTERNAL_ERROR. Note, unlike other internal error 414 * sub-types, this struct is ABI! It also needs to be backwards 415 * compatible with "struct internal". Take special care that 416 * "ndata" is correct, that new fields are enumerated in "flags", 417 * and that each flag enumerates fields that are 64-bit aligned 418 * and sized (so that ndata+internal.data[] is valid/accurate). 419 * 420 * Space beyond the defined fields may be used to store arbitrary 421 * debug information relating to the emulation failure. It is 422 * accounted for in "ndata" but the format is unspecified and is 423 * not represented in "flags". Any such information is *not* ABI! 424 */ 425 struct { 426 __u32 suberror; 427 __u32 ndata; 428 __u64 flags; 429 union { 430 struct { 431 __u8 insn_size; 432 __u8 insn_bytes[15]; 433 }; 434 }; 435 /* Arbitrary debug data may follow. */ 436 } emulation_failure; 437 /* KVM_EXIT_OSI */ 438 struct { 439 __u64 gprs[32]; 440 } osi; 441 /* KVM_EXIT_PAPR_HCALL */ 442 struct { 443 __u64 nr; 444 __u64 ret; 445 __u64 args[9]; 446 } papr_hcall; 447 /* KVM_EXIT_S390_TSCH */ 448 struct { 449 __u16 subchannel_id; 450 __u16 subchannel_nr; 451 __u32 io_int_parm; 452 __u32 io_int_word; 453 __u32 ipb; 454 __u8 dequeued; 455 } s390_tsch; 456 /* KVM_EXIT_EPR */ 457 struct { 458 __u32 epr; 459 } epr; 460 /* KVM_EXIT_SYSTEM_EVENT */ 461 struct { 462 #define KVM_SYSTEM_EVENT_SHUTDOWN 1 463 #define KVM_SYSTEM_EVENT_RESET 2 464 #define KVM_SYSTEM_EVENT_CRASH 3 465 #define KVM_SYSTEM_EVENT_WAKEUP 4 466 #define KVM_SYSTEM_EVENT_SUSPEND 5 467 #define KVM_SYSTEM_EVENT_SEV_TERM 6 468 __u32 type; 469 __u32 ndata; 470 union { 471 #ifndef __KERNEL__ 472 __u64 flags; 473 #endif 474 __u64 data[16]; 475 }; 476 } system_event; 477 /* KVM_EXIT_S390_STSI */ 478 struct { 479 __u64 addr; 480 __u8 ar; 481 __u8 reserved; 482 __u8 fc; 483 __u8 sel1; 484 __u16 sel2; 485 } s390_stsi; 486 /* KVM_EXIT_IOAPIC_EOI */ 487 struct { 488 __u8 vector; 489 } eoi; 490 /* KVM_EXIT_HYPERV */ 491 struct kvm_hyperv_exit hyperv; 492 /* KVM_EXIT_ARM_NISV */ 493 struct { 494 __u64 esr_iss; 495 __u64 fault_ipa; 496 } arm_nisv; 497 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */ 498 struct { 499 __u8 error; /* user -> kernel */ 500 __u8 pad[7]; 501 #define KVM_MSR_EXIT_REASON_INVAL (1 << 0) 502 #define KVM_MSR_EXIT_REASON_UNKNOWN (1 << 1) 503 #define KVM_MSR_EXIT_REASON_FILTER (1 << 2) 504 #define KVM_MSR_EXIT_REASON_VALID_MASK (KVM_MSR_EXIT_REASON_INVAL | \ 505 KVM_MSR_EXIT_REASON_UNKNOWN | \ 506 KVM_MSR_EXIT_REASON_FILTER) 507 __u32 reason; /* kernel -> user */ 508 __u32 index; /* kernel -> user */ 509 __u64 data; /* kernel <-> user */ 510 } msr; 511 /* KVM_EXIT_XEN */ 512 struct kvm_xen_exit xen; 513 /* KVM_EXIT_RISCV_SBI */ 514 struct { 515 unsigned long extension_id; 516 unsigned long function_id; 517 unsigned long args[6]; 518 unsigned long ret[2]; 519 } riscv_sbi; 520 /* KVM_EXIT_RISCV_CSR */ 521 struct { 522 unsigned long csr_num; 523 unsigned long new_value; 524 unsigned long write_mask; 525 unsigned long ret_value; 526 } riscv_csr; 527 /* KVM_EXIT_NOTIFY */ 528 struct { 529 #define KVM_NOTIFY_CONTEXT_INVALID (1 << 0) 530 __u32 flags; 531 } notify; 532 /* KVM_EXIT_MEMORY_FAULT */ 533 struct { 534 __u64 flags; 535 __u64 gpa; 536 __u64 size; 537 } memory_fault; 538 /* Fix the size of the union. */ 539 char padding[256]; 540 }; 541 542 /* 2048 is the size of the char array used to bound/pad the size 543 * of the union that holds sync regs. 544 */ 545 #define SYNC_REGS_SIZE_BYTES 2048 546 /* 547 * shared registers between kvm and userspace. 548 * kvm_valid_regs specifies the register classes set by the host 549 * kvm_dirty_regs specified the register classes dirtied by userspace 550 * struct kvm_sync_regs is architecture specific, as well as the 551 * bits for kvm_valid_regs and kvm_dirty_regs 552 */ 553 __u64 kvm_valid_regs; 554 __u64 kvm_dirty_regs; 555 union { 556 struct kvm_sync_regs regs; 557 char padding[SYNC_REGS_SIZE_BYTES]; 558 } s; 559 }; 560 561 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 562 563 struct kvm_coalesced_mmio_zone { 564 __u64 addr; 565 __u32 size; 566 union { 567 __u32 pad; 568 __u32 pio; 569 }; 570 }; 571 572 struct kvm_coalesced_mmio { 573 __u64 phys_addr; 574 __u32 len; 575 union { 576 __u32 pad; 577 __u32 pio; 578 }; 579 __u8 data[8]; 580 }; 581 582 struct kvm_coalesced_mmio_ring { 583 __u32 first, last; 584 struct kvm_coalesced_mmio coalesced_mmio[]; 585 }; 586 587 #define KVM_COALESCED_MMIO_MAX \ 588 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 589 sizeof(struct kvm_coalesced_mmio)) 590 591 /* for KVM_TRANSLATE */ 592 struct kvm_translation { 593 /* in */ 594 __u64 linear_address; 595 596 /* out */ 597 __u64 physical_address; 598 __u8 valid; 599 __u8 writeable; 600 __u8 usermode; 601 __u8 pad[5]; 602 }; 603 604 /* for KVM_S390_MEM_OP */ 605 struct kvm_s390_mem_op { 606 /* in */ 607 __u64 gaddr; /* the guest address */ 608 __u64 flags; /* flags */ 609 __u32 size; /* amount of bytes */ 610 __u32 op; /* type of operation */ 611 __u64 buf; /* buffer in userspace */ 612 union { 613 struct { 614 __u8 ar; /* the access register number */ 615 __u8 key; /* access key, ignored if flag unset */ 616 __u8 pad1[6]; /* ignored */ 617 __u64 old_addr; /* ignored if cmpxchg flag unset */ 618 }; 619 __u32 sida_offset; /* offset into the sida */ 620 __u8 reserved[32]; /* ignored */ 621 }; 622 }; 623 /* types for kvm_s390_mem_op->op */ 624 #define KVM_S390_MEMOP_LOGICAL_READ 0 625 #define KVM_S390_MEMOP_LOGICAL_WRITE 1 626 #define KVM_S390_MEMOP_SIDA_READ 2 627 #define KVM_S390_MEMOP_SIDA_WRITE 3 628 #define KVM_S390_MEMOP_ABSOLUTE_READ 4 629 #define KVM_S390_MEMOP_ABSOLUTE_WRITE 5 630 #define KVM_S390_MEMOP_ABSOLUTE_CMPXCHG 6 631 632 /* flags for kvm_s390_mem_op->flags */ 633 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0) 634 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1) 635 #define KVM_S390_MEMOP_F_SKEY_PROTECTION (1ULL << 2) 636 637 /* flags specifying extension support via KVM_CAP_S390_MEM_OP_EXTENSION */ 638 #define KVM_S390_MEMOP_EXTENSION_CAP_BASE (1 << 0) 639 #define KVM_S390_MEMOP_EXTENSION_CAP_CMPXCHG (1 << 1) 640 641 /* for KVM_INTERRUPT */ 642 struct kvm_interrupt { 643 /* in */ 644 __u32 irq; 645 }; 646 647 /* for KVM_GET_DIRTY_LOG */ 648 struct kvm_dirty_log { 649 __u32 slot; 650 __u32 padding1; 651 union { 652 void __user *dirty_bitmap; /* one bit per page */ 653 __u64 padding2; 654 }; 655 }; 656 657 /* for KVM_CLEAR_DIRTY_LOG */ 658 struct kvm_clear_dirty_log { 659 __u32 slot; 660 __u32 num_pages; 661 __u64 first_page; 662 union { 663 void __user *dirty_bitmap; /* one bit per page */ 664 __u64 padding2; 665 }; 666 }; 667 668 /* for KVM_SET_SIGNAL_MASK */ 669 struct kvm_signal_mask { 670 __u32 len; 671 __u8 sigset[]; 672 }; 673 674 /* for KVM_TPR_ACCESS_REPORTING */ 675 struct kvm_tpr_access_ctl { 676 __u32 enabled; 677 __u32 flags; 678 __u32 reserved[8]; 679 }; 680 681 /* for KVM_SET_VAPIC_ADDR */ 682 struct kvm_vapic_addr { 683 __u64 vapic_addr; 684 }; 685 686 /* for KVM_SET_MP_STATE */ 687 688 /* not all states are valid on all architectures */ 689 #define KVM_MP_STATE_RUNNABLE 0 690 #define KVM_MP_STATE_UNINITIALIZED 1 691 #define KVM_MP_STATE_INIT_RECEIVED 2 692 #define KVM_MP_STATE_HALTED 3 693 #define KVM_MP_STATE_SIPI_RECEIVED 4 694 #define KVM_MP_STATE_STOPPED 5 695 #define KVM_MP_STATE_CHECK_STOP 6 696 #define KVM_MP_STATE_OPERATING 7 697 #define KVM_MP_STATE_LOAD 8 698 #define KVM_MP_STATE_AP_RESET_HOLD 9 699 #define KVM_MP_STATE_SUSPENDED 10 700 701 struct kvm_mp_state { 702 __u32 mp_state; 703 }; 704 705 struct kvm_s390_psw { 706 __u64 mask; 707 __u64 addr; 708 }; 709 710 /* valid values for type in kvm_s390_interrupt */ 711 #define KVM_S390_SIGP_STOP 0xfffe0000u 712 #define KVM_S390_PROGRAM_INT 0xfffe0001u 713 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 714 #define KVM_S390_RESTART 0xfffe0003u 715 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u 716 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u 717 #define KVM_S390_MCHK 0xfffe1000u 718 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u 719 #define KVM_S390_INT_CPU_TIMER 0xffff1005u 720 #define KVM_S390_INT_VIRTIO 0xffff2603u 721 #define KVM_S390_INT_SERVICE 0xffff2401u 722 #define KVM_S390_INT_EMERGENCY 0xffff1201u 723 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 724 /* Anything below 0xfffe0000u is taken by INT_IO */ 725 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ 726 (((schid)) | \ 727 ((ssid) << 16) | \ 728 ((cssid) << 18) | \ 729 ((ai) << 26)) 730 #define KVM_S390_INT_IO_MIN 0x00000000u 731 #define KVM_S390_INT_IO_MAX 0xfffdffffu 732 #define KVM_S390_INT_IO_AI_MASK 0x04000000u 733 734 735 struct kvm_s390_interrupt { 736 __u32 type; 737 __u32 parm; 738 __u64 parm64; 739 }; 740 741 struct kvm_s390_io_info { 742 __u16 subchannel_id; 743 __u16 subchannel_nr; 744 __u32 io_int_parm; 745 __u32 io_int_word; 746 }; 747 748 struct kvm_s390_ext_info { 749 __u32 ext_params; 750 __u32 pad; 751 __u64 ext_params2; 752 }; 753 754 struct kvm_s390_pgm_info { 755 __u64 trans_exc_code; 756 __u64 mon_code; 757 __u64 per_address; 758 __u32 data_exc_code; 759 __u16 code; 760 __u16 mon_class_nr; 761 __u8 per_code; 762 __u8 per_atmid; 763 __u8 exc_access_id; 764 __u8 per_access_id; 765 __u8 op_access_id; 766 #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01 767 #define KVM_S390_PGM_FLAGS_ILC_0 0x02 768 #define KVM_S390_PGM_FLAGS_ILC_1 0x04 769 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06 770 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08 771 __u8 flags; 772 __u8 pad[2]; 773 }; 774 775 struct kvm_s390_prefix_info { 776 __u32 address; 777 }; 778 779 struct kvm_s390_extcall_info { 780 __u16 code; 781 }; 782 783 struct kvm_s390_emerg_info { 784 __u16 code; 785 }; 786 787 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01 788 struct kvm_s390_stop_info { 789 __u32 flags; 790 }; 791 792 struct kvm_s390_mchk_info { 793 __u64 cr14; 794 __u64 mcic; 795 __u64 failing_storage_address; 796 __u32 ext_damage_code; 797 __u32 pad; 798 __u8 fixed_logout[16]; 799 }; 800 801 struct kvm_s390_irq { 802 __u64 type; 803 union { 804 struct kvm_s390_io_info io; 805 struct kvm_s390_ext_info ext; 806 struct kvm_s390_pgm_info pgm; 807 struct kvm_s390_emerg_info emerg; 808 struct kvm_s390_extcall_info extcall; 809 struct kvm_s390_prefix_info prefix; 810 struct kvm_s390_stop_info stop; 811 struct kvm_s390_mchk_info mchk; 812 char reserved[64]; 813 } u; 814 }; 815 816 struct kvm_s390_irq_state { 817 __u64 buf; 818 __u32 flags; /* will stay unused for compatibility reasons */ 819 __u32 len; 820 __u32 reserved[4]; /* will stay unused for compatibility reasons */ 821 }; 822 823 /* for KVM_SET_GUEST_DEBUG */ 824 825 #define KVM_GUESTDBG_ENABLE 0x00000001 826 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 827 828 struct kvm_guest_debug { 829 __u32 control; 830 __u32 pad; 831 struct kvm_guest_debug_arch arch; 832 }; 833 834 enum { 835 kvm_ioeventfd_flag_nr_datamatch, 836 kvm_ioeventfd_flag_nr_pio, 837 kvm_ioeventfd_flag_nr_deassign, 838 kvm_ioeventfd_flag_nr_virtio_ccw_notify, 839 kvm_ioeventfd_flag_nr_fast_mmio, 840 kvm_ioeventfd_flag_nr_max, 841 }; 842 843 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 844 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 845 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 846 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \ 847 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify) 848 849 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 850 851 struct kvm_ioeventfd { 852 __u64 datamatch; 853 __u64 addr; /* legal pio/mmio address */ 854 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */ 855 __s32 fd; 856 __u32 flags; 857 __u8 pad[36]; 858 }; 859 860 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0) 861 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1) 862 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2) 863 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3) 864 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \ 865 KVM_X86_DISABLE_EXITS_HLT | \ 866 KVM_X86_DISABLE_EXITS_PAUSE | \ 867 KVM_X86_DISABLE_EXITS_CSTATE) 868 869 /* for KVM_ENABLE_CAP */ 870 struct kvm_enable_cap { 871 /* in */ 872 __u32 cap; 873 __u32 flags; 874 __u64 args[4]; 875 __u8 pad[64]; 876 }; 877 878 /* for KVM_PPC_GET_PVINFO */ 879 880 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) 881 882 struct kvm_ppc_pvinfo { 883 /* out */ 884 __u32 flags; 885 __u32 hcall[4]; 886 __u8 pad[108]; 887 }; 888 889 /* for KVM_PPC_GET_SMMU_INFO */ 890 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 891 892 struct kvm_ppc_one_page_size { 893 __u32 page_shift; /* Page shift (or 0) */ 894 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 895 }; 896 897 struct kvm_ppc_one_seg_page_size { 898 __u32 page_shift; /* Base page shift of segment (or 0) */ 899 __u32 slb_enc; /* SLB encoding for BookS */ 900 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 901 }; 902 903 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 904 #define KVM_PPC_1T_SEGMENTS 0x00000002 905 #define KVM_PPC_NO_HASH 0x00000004 906 907 struct kvm_ppc_smmu_info { 908 __u64 flags; 909 __u32 slb_size; 910 __u16 data_keys; /* # storage keys supported for data */ 911 __u16 instr_keys; /* # storage keys supported for instructions */ 912 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 913 }; 914 915 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */ 916 struct kvm_ppc_resize_hpt { 917 __u64 flags; 918 __u32 shift; 919 __u32 pad; 920 }; 921 922 #define KVMIO 0xAE 923 924 /* machine type bits, to be used as argument to KVM_CREATE_VM */ 925 #define KVM_VM_S390_UCONTROL 1 926 927 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */ 928 #define KVM_VM_PPC_HV 1 929 #define KVM_VM_PPC_PR 2 930 931 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */ 932 #define KVM_VM_MIPS_AUTO 0 933 #define KVM_VM_MIPS_VZ 1 934 #define KVM_VM_MIPS_TE 2 935 936 #define KVM_S390_SIE_PAGE_OFFSET 1 937 938 /* 939 * On arm64, machine type can be used to request the physical 940 * address size for the VM. Bits[7-0] are reserved for the guest 941 * PA size shift (i.e, log2(PA_Size)). For backward compatibility, 942 * value 0 implies the default IPA size, 40bits. 943 */ 944 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL 945 #define KVM_VM_TYPE_ARM_IPA_SIZE(x) \ 946 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK) 947 /* 948 * ioctls for /dev/kvm fds: 949 */ 950 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 951 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 952 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 953 954 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 955 /* 956 * Check if a kvm extension is available. Argument is extension number, 957 * return is 1 (yes) or 0 (no, sorry). 958 */ 959 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 960 /* 961 * Get size for mmap(vcpu_fd) 962 */ 963 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 964 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 965 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 966 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 967 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 968 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2) 969 #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list) 970 971 /* 972 * Extension capability list. 973 */ 974 #define KVM_CAP_IRQCHIP 0 975 #define KVM_CAP_HLT 1 976 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 977 #define KVM_CAP_USER_MEMORY 3 978 #define KVM_CAP_SET_TSS_ADDR 4 979 #define KVM_CAP_VAPIC 6 980 #define KVM_CAP_EXT_CPUID 7 981 #define KVM_CAP_CLOCKSOURCE 8 982 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 983 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 984 #define KVM_CAP_PIT 11 985 #define KVM_CAP_NOP_IO_DELAY 12 986 #define KVM_CAP_PV_MMU 13 987 #define KVM_CAP_MP_STATE 14 988 #define KVM_CAP_COALESCED_MMIO 15 989 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 990 #define KVM_CAP_IOMMU 18 991 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 992 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 993 #define KVM_CAP_USER_NMI 22 994 #ifdef __KVM_HAVE_GUEST_DEBUG 995 #define KVM_CAP_SET_GUEST_DEBUG 23 996 #endif 997 #ifdef __KVM_HAVE_PIT 998 #define KVM_CAP_REINJECT_CONTROL 24 999 #endif 1000 #define KVM_CAP_IRQ_ROUTING 25 1001 #define KVM_CAP_IRQ_INJECT_STATUS 26 1002 #define KVM_CAP_ASSIGN_DEV_IRQ 29 1003 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 1004 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 1005 #ifdef __KVM_HAVE_MCE 1006 #define KVM_CAP_MCE 31 1007 #endif 1008 #define KVM_CAP_IRQFD 32 1009 #ifdef __KVM_HAVE_PIT 1010 #define KVM_CAP_PIT2 33 1011 #endif 1012 #define KVM_CAP_SET_BOOT_CPU_ID 34 1013 #ifdef __KVM_HAVE_PIT_STATE2 1014 #define KVM_CAP_PIT_STATE2 35 1015 #endif 1016 #define KVM_CAP_IOEVENTFD 36 1017 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 1018 #ifdef __KVM_HAVE_XEN_HVM 1019 #define KVM_CAP_XEN_HVM 38 1020 #endif 1021 #define KVM_CAP_ADJUST_CLOCK 39 1022 #define KVM_CAP_INTERNAL_ERROR_DATA 40 1023 #ifdef __KVM_HAVE_VCPU_EVENTS 1024 #define KVM_CAP_VCPU_EVENTS 41 1025 #endif 1026 #define KVM_CAP_S390_PSW 42 1027 #define KVM_CAP_PPC_SEGSTATE 43 1028 #define KVM_CAP_HYPERV 44 1029 #define KVM_CAP_HYPERV_VAPIC 45 1030 #define KVM_CAP_HYPERV_SPIN 46 1031 #define KVM_CAP_PCI_SEGMENT 47 1032 #define KVM_CAP_PPC_PAIRED_SINGLES 48 1033 #define KVM_CAP_INTR_SHADOW 49 1034 #ifdef __KVM_HAVE_DEBUGREGS 1035 #define KVM_CAP_DEBUGREGS 50 1036 #endif 1037 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 1038 #define KVM_CAP_PPC_OSI 52 1039 #define KVM_CAP_PPC_UNSET_IRQ 53 1040 #define KVM_CAP_ENABLE_CAP 54 1041 #ifdef __KVM_HAVE_XSAVE 1042 #define KVM_CAP_XSAVE 55 1043 #endif 1044 #ifdef __KVM_HAVE_XCRS 1045 #define KVM_CAP_XCRS 56 1046 #endif 1047 #define KVM_CAP_PPC_GET_PVINFO 57 1048 #define KVM_CAP_PPC_IRQ_LEVEL 58 1049 #define KVM_CAP_ASYNC_PF 59 1050 #define KVM_CAP_TSC_CONTROL 60 1051 #define KVM_CAP_GET_TSC_KHZ 61 1052 #define KVM_CAP_PPC_BOOKE_SREGS 62 1053 #define KVM_CAP_SPAPR_TCE 63 1054 #define KVM_CAP_PPC_SMT 64 1055 #define KVM_CAP_PPC_RMA 65 1056 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 1057 #define KVM_CAP_PPC_HIOR 67 1058 #define KVM_CAP_PPC_PAPR 68 1059 #define KVM_CAP_SW_TLB 69 1060 #define KVM_CAP_ONE_REG 70 1061 #define KVM_CAP_S390_GMAP 71 1062 #define KVM_CAP_TSC_DEADLINE_TIMER 72 1063 #define KVM_CAP_S390_UCONTROL 73 1064 #define KVM_CAP_SYNC_REGS 74 1065 #define KVM_CAP_PCI_2_3 75 1066 #define KVM_CAP_KVMCLOCK_CTRL 76 1067 #define KVM_CAP_SIGNAL_MSI 77 1068 #define KVM_CAP_PPC_GET_SMMU_INFO 78 1069 #define KVM_CAP_S390_COW 79 1070 #define KVM_CAP_PPC_ALLOC_HTAB 80 1071 #define KVM_CAP_READONLY_MEM 81 1072 #define KVM_CAP_IRQFD_RESAMPLE 82 1073 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83 1074 #define KVM_CAP_PPC_HTAB_FD 84 1075 #define KVM_CAP_S390_CSS_SUPPORT 85 1076 #define KVM_CAP_PPC_EPR 86 1077 #define KVM_CAP_ARM_PSCI 87 1078 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88 1079 #define KVM_CAP_DEVICE_CTRL 89 1080 #define KVM_CAP_IRQ_MPIC 90 1081 #define KVM_CAP_PPC_RTAS 91 1082 #define KVM_CAP_IRQ_XICS 92 1083 #define KVM_CAP_ARM_EL1_32BIT 93 1084 #define KVM_CAP_SPAPR_MULTITCE 94 1085 #define KVM_CAP_EXT_EMUL_CPUID 95 1086 #define KVM_CAP_HYPERV_TIME 96 1087 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97 1088 #define KVM_CAP_ENABLE_CAP_VM 98 1089 #define KVM_CAP_S390_IRQCHIP 99 1090 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100 1091 #define KVM_CAP_VM_ATTRIBUTES 101 1092 #define KVM_CAP_ARM_PSCI_0_2 102 1093 #define KVM_CAP_PPC_FIXUP_HCALL 103 1094 #define KVM_CAP_PPC_ENABLE_HCALL 104 1095 #define KVM_CAP_CHECK_EXTENSION_VM 105 1096 #define KVM_CAP_S390_USER_SIGP 106 1097 #define KVM_CAP_S390_VECTOR_REGISTERS 107 1098 #define KVM_CAP_S390_MEM_OP 108 1099 #define KVM_CAP_S390_USER_STSI 109 1100 #define KVM_CAP_S390_SKEYS 110 1101 #define KVM_CAP_MIPS_FPU 111 1102 #define KVM_CAP_MIPS_MSA 112 1103 #define KVM_CAP_S390_INJECT_IRQ 113 1104 #define KVM_CAP_S390_IRQ_STATE 114 1105 #define KVM_CAP_PPC_HWRNG 115 1106 #define KVM_CAP_DISABLE_QUIRKS 116 1107 #define KVM_CAP_X86_SMM 117 1108 #define KVM_CAP_MULTI_ADDRESS_SPACE 118 1109 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119 1110 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120 1111 #define KVM_CAP_SPLIT_IRQCHIP 121 1112 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122 1113 #define KVM_CAP_HYPERV_SYNIC 123 1114 #define KVM_CAP_S390_RI 124 1115 #define KVM_CAP_SPAPR_TCE_64 125 1116 #define KVM_CAP_ARM_PMU_V3 126 1117 #define KVM_CAP_VCPU_ATTRIBUTES 127 1118 #define KVM_CAP_MAX_VCPU_ID 128 1119 #define KVM_CAP_X2APIC_API 129 1120 #define KVM_CAP_S390_USER_INSTR0 130 1121 #define KVM_CAP_MSI_DEVID 131 1122 #define KVM_CAP_PPC_HTM 132 1123 #define KVM_CAP_SPAPR_RESIZE_HPT 133 1124 #define KVM_CAP_PPC_MMU_RADIX 134 1125 #define KVM_CAP_PPC_MMU_HASH_V3 135 1126 #define KVM_CAP_IMMEDIATE_EXIT 136 1127 #define KVM_CAP_MIPS_VZ 137 1128 #define KVM_CAP_MIPS_TE 138 1129 #define KVM_CAP_MIPS_64BIT 139 1130 #define KVM_CAP_S390_GS 140 1131 #define KVM_CAP_S390_AIS 141 1132 #define KVM_CAP_SPAPR_TCE_VFIO 142 1133 #define KVM_CAP_X86_DISABLE_EXITS 143 1134 #define KVM_CAP_ARM_USER_IRQ 144 1135 #define KVM_CAP_S390_CMMA_MIGRATION 145 1136 #define KVM_CAP_PPC_FWNMI 146 1137 #define KVM_CAP_PPC_SMT_POSSIBLE 147 1138 #define KVM_CAP_HYPERV_SYNIC2 148 1139 #define KVM_CAP_HYPERV_VP_INDEX 149 1140 #define KVM_CAP_S390_AIS_MIGRATION 150 1141 #define KVM_CAP_PPC_GET_CPU_CHAR 151 1142 #define KVM_CAP_S390_BPB 152 1143 #define KVM_CAP_GET_MSR_FEATURES 153 1144 #define KVM_CAP_HYPERV_EVENTFD 154 1145 #define KVM_CAP_HYPERV_TLBFLUSH 155 1146 #define KVM_CAP_S390_HPAGE_1M 156 1147 #define KVM_CAP_NESTED_STATE 157 1148 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158 1149 #define KVM_CAP_MSR_PLATFORM_INFO 159 1150 #define KVM_CAP_PPC_NESTED_HV 160 1151 #define KVM_CAP_HYPERV_SEND_IPI 161 1152 #define KVM_CAP_COALESCED_PIO 162 1153 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163 1154 #define KVM_CAP_EXCEPTION_PAYLOAD 164 1155 #define KVM_CAP_ARM_VM_IPA_SIZE 165 1156 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */ 1157 #define KVM_CAP_HYPERV_CPUID 167 1158 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168 1159 #define KVM_CAP_PPC_IRQ_XIVE 169 1160 #define KVM_CAP_ARM_SVE 170 1161 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171 1162 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172 1163 #define KVM_CAP_PMU_EVENT_FILTER 173 1164 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174 1165 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175 1166 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176 1167 #define KVM_CAP_ARM_NISV_TO_USER 177 1168 #define KVM_CAP_ARM_INJECT_EXT_DABT 178 1169 #define KVM_CAP_S390_VCPU_RESETS 179 1170 #define KVM_CAP_S390_PROTECTED 180 1171 #define KVM_CAP_PPC_SECURE_GUEST 181 1172 #define KVM_CAP_HALT_POLL 182 1173 #define KVM_CAP_ASYNC_PF_INT 183 1174 #define KVM_CAP_LAST_CPU 184 1175 #define KVM_CAP_SMALLER_MAXPHYADDR 185 1176 #define KVM_CAP_S390_DIAG318 186 1177 #define KVM_CAP_STEAL_TIME 187 1178 #define KVM_CAP_X86_USER_SPACE_MSR 188 1179 #define KVM_CAP_X86_MSR_FILTER 189 1180 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190 1181 #define KVM_CAP_SYS_HYPERV_CPUID 191 1182 #define KVM_CAP_DIRTY_LOG_RING 192 1183 #define KVM_CAP_X86_BUS_LOCK_EXIT 193 1184 #define KVM_CAP_PPC_DAWR1 194 1185 #define KVM_CAP_SET_GUEST_DEBUG2 195 1186 #define KVM_CAP_SGX_ATTRIBUTE 196 1187 #define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197 1188 #define KVM_CAP_PTP_KVM 198 1189 #define KVM_CAP_HYPERV_ENFORCE_CPUID 199 1190 #define KVM_CAP_SREGS2 200 1191 #define KVM_CAP_EXIT_HYPERCALL 201 1192 #define KVM_CAP_PPC_RPT_INVALIDATE 202 1193 #define KVM_CAP_BINARY_STATS_FD 203 1194 #define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204 1195 #define KVM_CAP_ARM_MTE 205 1196 #define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206 1197 #define KVM_CAP_VM_GPA_BITS 207 1198 #define KVM_CAP_XSAVE2 208 1199 #define KVM_CAP_SYS_ATTRIBUTES 209 1200 #define KVM_CAP_PPC_AIL_MODE_3 210 1201 #define KVM_CAP_S390_MEM_OP_EXTENSION 211 1202 #define KVM_CAP_PMU_CAPABILITY 212 1203 #define KVM_CAP_DISABLE_QUIRKS2 213 1204 #define KVM_CAP_VM_TSC_CONTROL 214 1205 #define KVM_CAP_SYSTEM_EVENT_DATA 215 1206 #define KVM_CAP_ARM_SYSTEM_SUSPEND 216 1207 #define KVM_CAP_S390_PROTECTED_DUMP 217 1208 #define KVM_CAP_X86_TRIPLE_FAULT_EVENT 218 1209 #define KVM_CAP_X86_NOTIFY_VMEXIT 219 1210 #define KVM_CAP_VM_DISABLE_NX_HUGE_PAGES 220 1211 #define KVM_CAP_S390_ZPCI_OP 221 1212 #define KVM_CAP_S390_CPU_TOPOLOGY 222 1213 #define KVM_CAP_DIRTY_LOG_RING_ACQ_REL 223 1214 #define KVM_CAP_S390_PROTECTED_ASYNC_DISABLE 224 1215 #define KVM_CAP_DIRTY_LOG_RING_WITH_BITMAP 225 1216 #define KVM_CAP_PMU_EVENT_MASKED_EVENTS 226 1217 #define KVM_CAP_COUNTER_OFFSET 227 1218 #define KVM_CAP_ARM_EAGER_SPLIT_CHUNK_SIZE 228 1219 #define KVM_CAP_ARM_SUPPORTED_BLOCK_SIZES 229 1220 #define KVM_CAP_ARM_SUPPORTED_REG_MASK_RANGES 230 1221 #define KVM_CAP_USER_MEMORY2 231 1222 #define KVM_CAP_MEMORY_FAULT_INFO 232 1223 1224 #ifdef KVM_CAP_IRQ_ROUTING 1225 1226 struct kvm_irq_routing_irqchip { 1227 __u32 irqchip; 1228 __u32 pin; 1229 }; 1230 1231 struct kvm_irq_routing_msi { 1232 __u32 address_lo; 1233 __u32 address_hi; 1234 __u32 data; 1235 union { 1236 __u32 pad; 1237 __u32 devid; 1238 }; 1239 }; 1240 1241 struct kvm_irq_routing_s390_adapter { 1242 __u64 ind_addr; 1243 __u64 summary_addr; 1244 __u64 ind_offset; 1245 __u32 summary_offset; 1246 __u32 adapter_id; 1247 }; 1248 1249 struct kvm_irq_routing_hv_sint { 1250 __u32 vcpu; 1251 __u32 sint; 1252 }; 1253 1254 struct kvm_irq_routing_xen_evtchn { 1255 __u32 port; 1256 __u32 vcpu; 1257 __u32 priority; 1258 }; 1259 1260 #define KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL ((__u32)(-1)) 1261 1262 /* gsi routing entry types */ 1263 #define KVM_IRQ_ROUTING_IRQCHIP 1 1264 #define KVM_IRQ_ROUTING_MSI 2 1265 #define KVM_IRQ_ROUTING_S390_ADAPTER 3 1266 #define KVM_IRQ_ROUTING_HV_SINT 4 1267 #define KVM_IRQ_ROUTING_XEN_EVTCHN 5 1268 1269 struct kvm_irq_routing_entry { 1270 __u32 gsi; 1271 __u32 type; 1272 __u32 flags; 1273 __u32 pad; 1274 union { 1275 struct kvm_irq_routing_irqchip irqchip; 1276 struct kvm_irq_routing_msi msi; 1277 struct kvm_irq_routing_s390_adapter adapter; 1278 struct kvm_irq_routing_hv_sint hv_sint; 1279 struct kvm_irq_routing_xen_evtchn xen_evtchn; 1280 __u32 pad[8]; 1281 } u; 1282 }; 1283 1284 struct kvm_irq_routing { 1285 __u32 nr; 1286 __u32 flags; 1287 struct kvm_irq_routing_entry entries[]; 1288 }; 1289 1290 #endif 1291 1292 #ifdef KVM_CAP_MCE 1293 /* x86 MCE */ 1294 struct kvm_x86_mce { 1295 __u64 status; 1296 __u64 addr; 1297 __u64 misc; 1298 __u64 mcg_status; 1299 __u8 bank; 1300 __u8 pad1[7]; 1301 __u64 pad2[3]; 1302 }; 1303 #endif 1304 1305 #ifdef KVM_CAP_XEN_HVM 1306 #define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR (1 << 0) 1307 #define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL (1 << 1) 1308 #define KVM_XEN_HVM_CONFIG_SHARED_INFO (1 << 2) 1309 #define KVM_XEN_HVM_CONFIG_RUNSTATE (1 << 3) 1310 #define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL (1 << 4) 1311 #define KVM_XEN_HVM_CONFIG_EVTCHN_SEND (1 << 5) 1312 #define KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG (1 << 6) 1313 1314 struct kvm_xen_hvm_config { 1315 __u32 flags; 1316 __u32 msr; 1317 __u64 blob_addr_32; 1318 __u64 blob_addr_64; 1319 __u8 blob_size_32; 1320 __u8 blob_size_64; 1321 __u8 pad2[30]; 1322 }; 1323 #endif 1324 1325 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 1326 /* 1327 * Available with KVM_CAP_IRQFD_RESAMPLE 1328 * 1329 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies 1330 * the irqfd to operate in resampling mode for level triggered interrupt 1331 * emulation. See Documentation/virt/kvm/api.rst. 1332 */ 1333 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) 1334 1335 struct kvm_irqfd { 1336 __u32 fd; 1337 __u32 gsi; 1338 __u32 flags; 1339 __u32 resamplefd; 1340 __u8 pad[16]; 1341 }; 1342 1343 /* For KVM_CAP_ADJUST_CLOCK */ 1344 1345 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */ 1346 #define KVM_CLOCK_TSC_STABLE 2 1347 #define KVM_CLOCK_REALTIME (1 << 2) 1348 #define KVM_CLOCK_HOST_TSC (1 << 3) 1349 1350 struct kvm_clock_data { 1351 __u64 clock; 1352 __u32 flags; 1353 __u32 pad0; 1354 __u64 realtime; 1355 __u64 host_tsc; 1356 __u32 pad[4]; 1357 }; 1358 1359 /* For KVM_CAP_SW_TLB */ 1360 1361 #define KVM_MMU_FSL_BOOKE_NOHV 0 1362 #define KVM_MMU_FSL_BOOKE_HV 1 1363 1364 struct kvm_config_tlb { 1365 __u64 params; 1366 __u64 array; 1367 __u32 mmu_type; 1368 __u32 array_len; 1369 }; 1370 1371 struct kvm_dirty_tlb { 1372 __u64 bitmap; 1373 __u32 num_dirty; 1374 }; 1375 1376 /* Available with KVM_CAP_ONE_REG */ 1377 1378 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL 1379 #define KVM_REG_GENERIC 0x0000000000000000ULL 1380 1381 /* 1382 * Architecture specific registers are to be defined in arch headers and 1383 * ORed with the arch identifier. 1384 */ 1385 #define KVM_REG_PPC 0x1000000000000000ULL 1386 #define KVM_REG_X86 0x2000000000000000ULL 1387 #define KVM_REG_IA64 0x3000000000000000ULL 1388 #define KVM_REG_ARM 0x4000000000000000ULL 1389 #define KVM_REG_S390 0x5000000000000000ULL 1390 #define KVM_REG_ARM64 0x6000000000000000ULL 1391 #define KVM_REG_MIPS 0x7000000000000000ULL 1392 #define KVM_REG_RISCV 0x8000000000000000ULL 1393 #define KVM_REG_LOONGARCH 0x9000000000000000ULL 1394 1395 #define KVM_REG_SIZE_SHIFT 52 1396 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 1397 #define KVM_REG_SIZE_U8 0x0000000000000000ULL 1398 #define KVM_REG_SIZE_U16 0x0010000000000000ULL 1399 #define KVM_REG_SIZE_U32 0x0020000000000000ULL 1400 #define KVM_REG_SIZE_U64 0x0030000000000000ULL 1401 #define KVM_REG_SIZE_U128 0x0040000000000000ULL 1402 #define KVM_REG_SIZE_U256 0x0050000000000000ULL 1403 #define KVM_REG_SIZE_U512 0x0060000000000000ULL 1404 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL 1405 #define KVM_REG_SIZE_U2048 0x0080000000000000ULL 1406 1407 struct kvm_reg_list { 1408 __u64 n; /* number of regs */ 1409 __u64 reg[]; 1410 }; 1411 1412 struct kvm_one_reg { 1413 __u64 id; 1414 __u64 addr; 1415 }; 1416 1417 #define KVM_MSI_VALID_DEVID (1U << 0) 1418 struct kvm_msi { 1419 __u32 address_lo; 1420 __u32 address_hi; 1421 __u32 data; 1422 __u32 flags; 1423 __u32 devid; 1424 __u8 pad[12]; 1425 }; 1426 1427 struct kvm_arm_device_addr { 1428 __u64 id; 1429 __u64 addr; 1430 }; 1431 1432 /* 1433 * Device control API, available with KVM_CAP_DEVICE_CTRL 1434 */ 1435 #define KVM_CREATE_DEVICE_TEST 1 1436 1437 struct kvm_create_device { 1438 __u32 type; /* in: KVM_DEV_TYPE_xxx */ 1439 __u32 fd; /* out: device handle */ 1440 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */ 1441 }; 1442 1443 struct kvm_device_attr { 1444 __u32 flags; /* no flags currently defined */ 1445 __u32 group; /* device-defined */ 1446 __u64 attr; /* group-defined */ 1447 __u64 addr; /* userspace address of attr data */ 1448 }; 1449 1450 #define KVM_DEV_VFIO_FILE 1 1451 1452 #define KVM_DEV_VFIO_FILE_ADD 1 1453 #define KVM_DEV_VFIO_FILE_DEL 2 1454 1455 /* KVM_DEV_VFIO_GROUP aliases are for compile time uapi compatibility */ 1456 #define KVM_DEV_VFIO_GROUP KVM_DEV_VFIO_FILE 1457 1458 #define KVM_DEV_VFIO_GROUP_ADD KVM_DEV_VFIO_FILE_ADD 1459 #define KVM_DEV_VFIO_GROUP_DEL KVM_DEV_VFIO_FILE_DEL 1460 #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3 1461 1462 enum kvm_device_type { 1463 KVM_DEV_TYPE_FSL_MPIC_20 = 1, 1464 #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20 1465 KVM_DEV_TYPE_FSL_MPIC_42, 1466 #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42 1467 KVM_DEV_TYPE_XICS, 1468 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS 1469 KVM_DEV_TYPE_VFIO, 1470 #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO 1471 KVM_DEV_TYPE_ARM_VGIC_V2, 1472 #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2 1473 KVM_DEV_TYPE_FLIC, 1474 #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC 1475 KVM_DEV_TYPE_ARM_VGIC_V3, 1476 #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3 1477 KVM_DEV_TYPE_ARM_VGIC_ITS, 1478 #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS 1479 KVM_DEV_TYPE_XIVE, 1480 #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE 1481 KVM_DEV_TYPE_ARM_PV_TIME, 1482 #define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME 1483 KVM_DEV_TYPE_RISCV_AIA, 1484 #define KVM_DEV_TYPE_RISCV_AIA KVM_DEV_TYPE_RISCV_AIA 1485 KVM_DEV_TYPE_MAX, 1486 }; 1487 1488 struct kvm_vfio_spapr_tce { 1489 __s32 groupfd; 1490 __s32 tablefd; 1491 }; 1492 1493 /* 1494 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 1495 * a vcpu fd. 1496 */ 1497 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 1498 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 1499 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 1500 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) /* deprecated */ 1501 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 1502 struct kvm_userspace_memory_region) 1503 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 1504 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 1505 #define KVM_SET_USER_MEMORY_REGION2 _IOW(KVMIO, 0x49, \ 1506 struct kvm_userspace_memory_region2) 1507 1508 /* enable ucontrol for s390 */ 1509 struct kvm_s390_ucas_mapping { 1510 __u64 user_addr; 1511 __u64 vcpu_addr; 1512 __u64 length; 1513 }; 1514 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 1515 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 1516 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 1517 1518 /* Device model IOC */ 1519 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 1520 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 1521 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 1522 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 1523 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 1524 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 1525 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 1526 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 1527 #define KVM_REGISTER_COALESCED_MMIO \ 1528 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 1529 #define KVM_UNREGISTER_COALESCED_MMIO \ 1530 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 1531 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 1532 struct kvm_assigned_pci_dev) 1533 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 1534 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 1535 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 1536 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 1537 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 1538 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 1539 struct kvm_assigned_pci_dev) 1540 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 1541 struct kvm_assigned_msix_nr) 1542 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 1543 struct kvm_assigned_msix_entry) 1544 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 1545 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 1546 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 1547 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 1548 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 1549 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 1550 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 1551 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 1552 /* Available with KVM_CAP_PIT_STATE2 */ 1553 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 1554 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 1555 /* Available with KVM_CAP_PPC_GET_PVINFO */ 1556 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 1557 /* Available with KVM_CAP_TSC_CONTROL for a vCPU, or with 1558 * KVM_CAP_VM_TSC_CONTROL to set defaults for a VM */ 1559 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 1560 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 1561 /* Available with KVM_CAP_PCI_2_3 */ 1562 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 1563 struct kvm_assigned_pci_dev) 1564 /* Available with KVM_CAP_SIGNAL_MSI */ 1565 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 1566 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 1567 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 1568 /* Available with KVM_CAP_PPC_ALLOC_HTAB */ 1569 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) 1570 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 1571 #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \ 1572 struct kvm_create_spapr_tce_64) 1573 /* Available with KVM_CAP_RMA */ 1574 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 1575 /* Available with KVM_CAP_PPC_HTAB_FD */ 1576 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) 1577 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */ 1578 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) 1579 /* Available with KVM_CAP_PPC_RTAS */ 1580 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args) 1581 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */ 1582 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt) 1583 #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt) 1584 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */ 1585 #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg) 1586 /* Available with KVM_CAP_PPC_RADIX_MMU */ 1587 #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info) 1588 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */ 1589 #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char) 1590 /* Available with KVM_CAP_PMU_EVENT_FILTER */ 1591 #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter) 1592 #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3) 1593 #define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct kvm_arm_copy_mte_tags) 1594 /* Available with KVM_CAP_COUNTER_OFFSET */ 1595 #define KVM_ARM_SET_COUNTER_OFFSET _IOW(KVMIO, 0xb5, struct kvm_arm_counter_offset) 1596 #define KVM_ARM_GET_REG_WRITABLE_MASKS _IOR(KVMIO, 0xb6, struct reg_mask_range) 1597 1598 /* ioctl for vm fd */ 1599 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) 1600 1601 /* ioctls for fds returned by KVM_CREATE_DEVICE */ 1602 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr) 1603 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr) 1604 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr) 1605 1606 /* 1607 * ioctls for vcpu fds 1608 */ 1609 #define KVM_RUN _IO(KVMIO, 0x80) 1610 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 1611 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 1612 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 1613 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 1614 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 1615 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 1616 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 1617 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 1618 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 1619 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 1620 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 1621 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 1622 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 1623 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 1624 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 1625 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 1626 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 1627 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 1628 /* Available with KVM_CAP_VAPIC */ 1629 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 1630 /* Available with KVM_CAP_VAPIC */ 1631 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 1632 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 1633 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 1634 /* store status for s390 */ 1635 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 1636 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 1637 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 1638 /* initial ipl psw for s390 */ 1639 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 1640 /* initial reset for s390 */ 1641 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 1642 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 1643 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 1644 /* Available with KVM_CAP_USER_NMI */ 1645 #define KVM_NMI _IO(KVMIO, 0x9a) 1646 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 1647 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 1648 /* MCE for x86 */ 1649 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 1650 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 1651 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 1652 /* Available with KVM_CAP_VCPU_EVENTS */ 1653 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 1654 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 1655 /* Available with KVM_CAP_DEBUGREGS */ 1656 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 1657 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 1658 /* 1659 * vcpu version available with KVM_CAP_ENABLE_CAP 1660 * vm version available with KVM_CAP_ENABLE_CAP_VM 1661 */ 1662 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 1663 /* Available with KVM_CAP_XSAVE */ 1664 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 1665 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 1666 /* Available with KVM_CAP_XCRS */ 1667 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 1668 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 1669 /* Available with KVM_CAP_SW_TLB */ 1670 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 1671 /* Available with KVM_CAP_ONE_REG */ 1672 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 1673 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 1674 /* VM is being stopped by host */ 1675 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 1676 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init) 1677 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init) 1678 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list) 1679 /* Available with KVM_CAP_S390_MEM_OP */ 1680 #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op) 1681 /* Available with KVM_CAP_S390_SKEYS */ 1682 #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys) 1683 #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys) 1684 /* Available with KVM_CAP_S390_INJECT_IRQ */ 1685 #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq) 1686 /* Available with KVM_CAP_S390_IRQ_STATE */ 1687 #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state) 1688 #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state) 1689 /* Available with KVM_CAP_X86_SMM */ 1690 #define KVM_SMI _IO(KVMIO, 0xb7) 1691 /* Available with KVM_CAP_S390_CMMA_MIGRATION */ 1692 #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log) 1693 #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log) 1694 /* Memory Encryption Commands */ 1695 #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long) 1696 1697 struct kvm_enc_region { 1698 __u64 addr; 1699 __u64 size; 1700 }; 1701 1702 #define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region) 1703 #define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region) 1704 1705 /* Available with KVM_CAP_HYPERV_EVENTFD */ 1706 #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd) 1707 1708 /* Available with KVM_CAP_NESTED_STATE */ 1709 #define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state) 1710 #define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state) 1711 1712 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */ 1713 #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log) 1714 1715 /* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */ 1716 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2) 1717 1718 /* Available with KVM_CAP_ARM_SVE */ 1719 #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int) 1720 1721 /* Available with KVM_CAP_S390_VCPU_RESETS */ 1722 #define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3) 1723 #define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4) 1724 1725 struct kvm_s390_pv_sec_parm { 1726 __u64 origin; 1727 __u64 length; 1728 }; 1729 1730 struct kvm_s390_pv_unp { 1731 __u64 addr; 1732 __u64 size; 1733 __u64 tweak; 1734 }; 1735 1736 enum pv_cmd_dmp_id { 1737 KVM_PV_DUMP_INIT, 1738 KVM_PV_DUMP_CONFIG_STOR_STATE, 1739 KVM_PV_DUMP_COMPLETE, 1740 KVM_PV_DUMP_CPU, 1741 }; 1742 1743 struct kvm_s390_pv_dmp { 1744 __u64 subcmd; 1745 __u64 buff_addr; 1746 __u64 buff_len; 1747 __u64 gaddr; /* For dump storage state */ 1748 __u64 reserved[4]; 1749 }; 1750 1751 enum pv_cmd_info_id { 1752 KVM_PV_INFO_VM, 1753 KVM_PV_INFO_DUMP, 1754 }; 1755 1756 struct kvm_s390_pv_info_dump { 1757 __u64 dump_cpu_buffer_len; 1758 __u64 dump_config_mem_buffer_per_1m; 1759 __u64 dump_config_finalize_len; 1760 }; 1761 1762 struct kvm_s390_pv_info_vm { 1763 __u64 inst_calls_list[4]; 1764 __u64 max_cpus; 1765 __u64 max_guests; 1766 __u64 max_guest_addr; 1767 __u64 feature_indication; 1768 }; 1769 1770 struct kvm_s390_pv_info_header { 1771 __u32 id; 1772 __u32 len_max; 1773 __u32 len_written; 1774 __u32 reserved; 1775 }; 1776 1777 struct kvm_s390_pv_info { 1778 struct kvm_s390_pv_info_header header; 1779 union { 1780 struct kvm_s390_pv_info_dump dump; 1781 struct kvm_s390_pv_info_vm vm; 1782 }; 1783 }; 1784 1785 enum pv_cmd_id { 1786 KVM_PV_ENABLE, 1787 KVM_PV_DISABLE, 1788 KVM_PV_SET_SEC_PARMS, 1789 KVM_PV_UNPACK, 1790 KVM_PV_VERIFY, 1791 KVM_PV_PREP_RESET, 1792 KVM_PV_UNSHARE_ALL, 1793 KVM_PV_INFO, 1794 KVM_PV_DUMP, 1795 KVM_PV_ASYNC_CLEANUP_PREPARE, 1796 KVM_PV_ASYNC_CLEANUP_PERFORM, 1797 }; 1798 1799 struct kvm_pv_cmd { 1800 __u32 cmd; /* Command to be executed */ 1801 __u16 rc; /* Ultravisor return code */ 1802 __u16 rrc; /* Ultravisor return reason code */ 1803 __u64 data; /* Data or address */ 1804 __u32 flags; /* flags for future extensions. Must be 0 for now */ 1805 __u32 reserved[3]; 1806 }; 1807 1808 /* Available with KVM_CAP_S390_PROTECTED */ 1809 #define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd) 1810 1811 /* Available with KVM_CAP_X86_MSR_FILTER */ 1812 #define KVM_X86_SET_MSR_FILTER _IOW(KVMIO, 0xc6, struct kvm_msr_filter) 1813 1814 /* Available with KVM_CAP_DIRTY_LOG_RING */ 1815 #define KVM_RESET_DIRTY_RINGS _IO(KVMIO, 0xc7) 1816 1817 /* Per-VM Xen attributes */ 1818 #define KVM_XEN_HVM_GET_ATTR _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr) 1819 #define KVM_XEN_HVM_SET_ATTR _IOW(KVMIO, 0xc9, struct kvm_xen_hvm_attr) 1820 1821 struct kvm_xen_hvm_attr { 1822 __u16 type; 1823 __u16 pad[3]; 1824 union { 1825 __u8 long_mode; 1826 __u8 vector; 1827 __u8 runstate_update_flag; 1828 struct { 1829 __u64 gfn; 1830 #define KVM_XEN_INVALID_GFN ((__u64)-1) 1831 } shared_info; 1832 struct { 1833 __u32 send_port; 1834 __u32 type; /* EVTCHNSTAT_ipi / EVTCHNSTAT_interdomain */ 1835 __u32 flags; 1836 #define KVM_XEN_EVTCHN_DEASSIGN (1 << 0) 1837 #define KVM_XEN_EVTCHN_UPDATE (1 << 1) 1838 #define KVM_XEN_EVTCHN_RESET (1 << 2) 1839 /* 1840 * Events sent by the guest are either looped back to 1841 * the guest itself (potentially on a different port#) 1842 * or signalled via an eventfd. 1843 */ 1844 union { 1845 struct { 1846 __u32 port; 1847 __u32 vcpu; 1848 __u32 priority; 1849 } port; 1850 struct { 1851 __u32 port; /* Zero for eventfd */ 1852 __s32 fd; 1853 } eventfd; 1854 __u32 padding[4]; 1855 } deliver; 1856 } evtchn; 1857 __u32 xen_version; 1858 __u64 pad[8]; 1859 } u; 1860 }; 1861 1862 1863 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ 1864 #define KVM_XEN_ATTR_TYPE_LONG_MODE 0x0 1865 #define KVM_XEN_ATTR_TYPE_SHARED_INFO 0x1 1866 #define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR 0x2 1867 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ 1868 #define KVM_XEN_ATTR_TYPE_EVTCHN 0x3 1869 #define KVM_XEN_ATTR_TYPE_XEN_VERSION 0x4 1870 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG */ 1871 #define KVM_XEN_ATTR_TYPE_RUNSTATE_UPDATE_FLAG 0x5 1872 1873 /* Per-vCPU Xen attributes */ 1874 #define KVM_XEN_VCPU_GET_ATTR _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr) 1875 #define KVM_XEN_VCPU_SET_ATTR _IOW(KVMIO, 0xcb, struct kvm_xen_vcpu_attr) 1876 1877 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ 1878 #define KVM_XEN_HVM_EVTCHN_SEND _IOW(KVMIO, 0xd0, struct kvm_irq_routing_xen_evtchn) 1879 1880 #define KVM_GET_SREGS2 _IOR(KVMIO, 0xcc, struct kvm_sregs2) 1881 #define KVM_SET_SREGS2 _IOW(KVMIO, 0xcd, struct kvm_sregs2) 1882 1883 struct kvm_xen_vcpu_attr { 1884 __u16 type; 1885 __u16 pad[3]; 1886 union { 1887 __u64 gpa; 1888 #define KVM_XEN_INVALID_GPA ((__u64)-1) 1889 __u64 pad[8]; 1890 struct { 1891 __u64 state; 1892 __u64 state_entry_time; 1893 __u64 time_running; 1894 __u64 time_runnable; 1895 __u64 time_blocked; 1896 __u64 time_offline; 1897 } runstate; 1898 __u32 vcpu_id; 1899 struct { 1900 __u32 port; 1901 __u32 priority; 1902 __u64 expires_ns; 1903 } timer; 1904 __u8 vector; 1905 } u; 1906 }; 1907 1908 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ 1909 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO 0x0 1910 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO 0x1 1911 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR 0x2 1912 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT 0x3 1913 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA 0x4 1914 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST 0x5 1915 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ 1916 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_ID 0x6 1917 #define KVM_XEN_VCPU_ATTR_TYPE_TIMER 0x7 1918 #define KVM_XEN_VCPU_ATTR_TYPE_UPCALL_VECTOR 0x8 1919 1920 /* Secure Encrypted Virtualization command */ 1921 enum sev_cmd_id { 1922 /* Guest initialization commands */ 1923 KVM_SEV_INIT = 0, 1924 KVM_SEV_ES_INIT, 1925 /* Guest launch commands */ 1926 KVM_SEV_LAUNCH_START, 1927 KVM_SEV_LAUNCH_UPDATE_DATA, 1928 KVM_SEV_LAUNCH_UPDATE_VMSA, 1929 KVM_SEV_LAUNCH_SECRET, 1930 KVM_SEV_LAUNCH_MEASURE, 1931 KVM_SEV_LAUNCH_FINISH, 1932 /* Guest migration commands (outgoing) */ 1933 KVM_SEV_SEND_START, 1934 KVM_SEV_SEND_UPDATE_DATA, 1935 KVM_SEV_SEND_UPDATE_VMSA, 1936 KVM_SEV_SEND_FINISH, 1937 /* Guest migration commands (incoming) */ 1938 KVM_SEV_RECEIVE_START, 1939 KVM_SEV_RECEIVE_UPDATE_DATA, 1940 KVM_SEV_RECEIVE_UPDATE_VMSA, 1941 KVM_SEV_RECEIVE_FINISH, 1942 /* Guest status and debug commands */ 1943 KVM_SEV_GUEST_STATUS, 1944 KVM_SEV_DBG_DECRYPT, 1945 KVM_SEV_DBG_ENCRYPT, 1946 /* Guest certificates commands */ 1947 KVM_SEV_CERT_EXPORT, 1948 /* Attestation report */ 1949 KVM_SEV_GET_ATTESTATION_REPORT, 1950 /* Guest Migration Extension */ 1951 KVM_SEV_SEND_CANCEL, 1952 1953 KVM_SEV_NR_MAX, 1954 }; 1955 1956 struct kvm_sev_cmd { 1957 __u32 id; 1958 __u64 data; 1959 __u32 error; 1960 __u32 sev_fd; 1961 }; 1962 1963 struct kvm_sev_launch_start { 1964 __u32 handle; 1965 __u32 policy; 1966 __u64 dh_uaddr; 1967 __u32 dh_len; 1968 __u64 session_uaddr; 1969 __u32 session_len; 1970 }; 1971 1972 struct kvm_sev_launch_update_data { 1973 __u64 uaddr; 1974 __u32 len; 1975 }; 1976 1977 1978 struct kvm_sev_launch_secret { 1979 __u64 hdr_uaddr; 1980 __u32 hdr_len; 1981 __u64 guest_uaddr; 1982 __u32 guest_len; 1983 __u64 trans_uaddr; 1984 __u32 trans_len; 1985 }; 1986 1987 struct kvm_sev_launch_measure { 1988 __u64 uaddr; 1989 __u32 len; 1990 }; 1991 1992 struct kvm_sev_guest_status { 1993 __u32 handle; 1994 __u32 policy; 1995 __u32 state; 1996 }; 1997 1998 struct kvm_sev_dbg { 1999 __u64 src_uaddr; 2000 __u64 dst_uaddr; 2001 __u32 len; 2002 }; 2003 2004 struct kvm_sev_attestation_report { 2005 __u8 mnonce[16]; 2006 __u64 uaddr; 2007 __u32 len; 2008 }; 2009 2010 struct kvm_sev_send_start { 2011 __u32 policy; 2012 __u64 pdh_cert_uaddr; 2013 __u32 pdh_cert_len; 2014 __u64 plat_certs_uaddr; 2015 __u32 plat_certs_len; 2016 __u64 amd_certs_uaddr; 2017 __u32 amd_certs_len; 2018 __u64 session_uaddr; 2019 __u32 session_len; 2020 }; 2021 2022 struct kvm_sev_send_update_data { 2023 __u64 hdr_uaddr; 2024 __u32 hdr_len; 2025 __u64 guest_uaddr; 2026 __u32 guest_len; 2027 __u64 trans_uaddr; 2028 __u32 trans_len; 2029 }; 2030 2031 struct kvm_sev_receive_start { 2032 __u32 handle; 2033 __u32 policy; 2034 __u64 pdh_uaddr; 2035 __u32 pdh_len; 2036 __u64 session_uaddr; 2037 __u32 session_len; 2038 }; 2039 2040 struct kvm_sev_receive_update_data { 2041 __u64 hdr_uaddr; 2042 __u32 hdr_len; 2043 __u64 guest_uaddr; 2044 __u32 guest_len; 2045 __u64 trans_uaddr; 2046 __u32 trans_len; 2047 }; 2048 2049 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 2050 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 2051 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 2052 2053 struct kvm_assigned_pci_dev { 2054 __u32 assigned_dev_id; 2055 __u32 busnr; 2056 __u32 devfn; 2057 __u32 flags; 2058 __u32 segnr; 2059 union { 2060 __u32 reserved[11]; 2061 }; 2062 }; 2063 2064 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 2065 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 2066 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 2067 2068 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 2069 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 2070 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 2071 2072 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 2073 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 2074 2075 struct kvm_assigned_irq { 2076 __u32 assigned_dev_id; 2077 __u32 host_irq; /* ignored (legacy field) */ 2078 __u32 guest_irq; 2079 __u32 flags; 2080 union { 2081 __u32 reserved[12]; 2082 }; 2083 }; 2084 2085 struct kvm_assigned_msix_nr { 2086 __u32 assigned_dev_id; 2087 __u16 entry_nr; 2088 __u16 padding; 2089 }; 2090 2091 #define KVM_MAX_MSIX_PER_DEV 256 2092 struct kvm_assigned_msix_entry { 2093 __u32 assigned_dev_id; 2094 __u32 gsi; 2095 __u16 entry; /* The index of entry in the MSI-X table */ 2096 __u16 padding[3]; 2097 }; 2098 2099 #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0) 2100 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1) 2101 2102 /* Available with KVM_CAP_ARM_USER_IRQ */ 2103 2104 /* Bits for run->s.regs.device_irq_level */ 2105 #define KVM_ARM_DEV_EL1_VTIMER (1 << 0) 2106 #define KVM_ARM_DEV_EL1_PTIMER (1 << 1) 2107 #define KVM_ARM_DEV_PMU (1 << 2) 2108 2109 struct kvm_hyperv_eventfd { 2110 __u32 conn_id; 2111 __s32 fd; 2112 __u32 flags; 2113 __u32 padding[3]; 2114 }; 2115 2116 #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff 2117 #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0) 2118 2119 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0) 2120 #define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1) 2121 2122 /* 2123 * Arch needs to define the macro after implementing the dirty ring 2124 * feature. KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the 2125 * starting page offset of the dirty ring structures. 2126 */ 2127 #ifndef KVM_DIRTY_LOG_PAGE_OFFSET 2128 #define KVM_DIRTY_LOG_PAGE_OFFSET 0 2129 #endif 2130 2131 /* 2132 * KVM dirty GFN flags, defined as: 2133 * 2134 * |---------------+---------------+--------------| 2135 * | bit 1 (reset) | bit 0 (dirty) | Status | 2136 * |---------------+---------------+--------------| 2137 * | 0 | 0 | Invalid GFN | 2138 * | 0 | 1 | Dirty GFN | 2139 * | 1 | X | GFN to reset | 2140 * |---------------+---------------+--------------| 2141 * 2142 * Lifecycle of a dirty GFN goes like: 2143 * 2144 * dirtied harvested reset 2145 * 00 -----------> 01 -------------> 1X -------+ 2146 * ^ | 2147 * | | 2148 * +------------------------------------------+ 2149 * 2150 * The userspace program is only responsible for the 01->1X state 2151 * conversion after harvesting an entry. Also, it must not skip any 2152 * dirty bits, so that dirty bits are always harvested in sequence. 2153 */ 2154 #define KVM_DIRTY_GFN_F_DIRTY _BITUL(0) 2155 #define KVM_DIRTY_GFN_F_RESET _BITUL(1) 2156 #define KVM_DIRTY_GFN_F_MASK 0x3 2157 2158 /* 2159 * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of 2160 * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn. The 2161 * size of the gfn buffer is decided by the first argument when 2162 * enabling KVM_CAP_DIRTY_LOG_RING. 2163 */ 2164 struct kvm_dirty_gfn { 2165 __u32 flags; 2166 __u32 slot; 2167 __u64 offset; 2168 }; 2169 2170 #define KVM_BUS_LOCK_DETECTION_OFF (1 << 0) 2171 #define KVM_BUS_LOCK_DETECTION_EXIT (1 << 1) 2172 2173 #define KVM_PMU_CAP_DISABLE (1 << 0) 2174 2175 /** 2176 * struct kvm_stats_header - Header of per vm/vcpu binary statistics data. 2177 * @flags: Some extra information for header, always 0 for now. 2178 * @name_size: The size in bytes of the memory which contains statistics 2179 * name string including trailing '\0'. The memory is allocated 2180 * at the send of statistics descriptor. 2181 * @num_desc: The number of statistics the vm or vcpu has. 2182 * @id_offset: The offset of the vm/vcpu stats' id string in the file pointed 2183 * by vm/vcpu stats fd. 2184 * @desc_offset: The offset of the vm/vcpu stats' descriptor block in the file 2185 * pointd by vm/vcpu stats fd. 2186 * @data_offset: The offset of the vm/vcpu stats' data block in the file 2187 * pointed by vm/vcpu stats fd. 2188 * 2189 * This is the header userspace needs to read from stats fd before any other 2190 * readings. It is used by userspace to discover all the information about the 2191 * vm/vcpu's binary statistics. 2192 * Userspace reads this header from the start of the vm/vcpu's stats fd. 2193 */ 2194 struct kvm_stats_header { 2195 __u32 flags; 2196 __u32 name_size; 2197 __u32 num_desc; 2198 __u32 id_offset; 2199 __u32 desc_offset; 2200 __u32 data_offset; 2201 }; 2202 2203 #define KVM_STATS_TYPE_SHIFT 0 2204 #define KVM_STATS_TYPE_MASK (0xF << KVM_STATS_TYPE_SHIFT) 2205 #define KVM_STATS_TYPE_CUMULATIVE (0x0 << KVM_STATS_TYPE_SHIFT) 2206 #define KVM_STATS_TYPE_INSTANT (0x1 << KVM_STATS_TYPE_SHIFT) 2207 #define KVM_STATS_TYPE_PEAK (0x2 << KVM_STATS_TYPE_SHIFT) 2208 #define KVM_STATS_TYPE_LINEAR_HIST (0x3 << KVM_STATS_TYPE_SHIFT) 2209 #define KVM_STATS_TYPE_LOG_HIST (0x4 << KVM_STATS_TYPE_SHIFT) 2210 #define KVM_STATS_TYPE_MAX KVM_STATS_TYPE_LOG_HIST 2211 2212 #define KVM_STATS_UNIT_SHIFT 4 2213 #define KVM_STATS_UNIT_MASK (0xF << KVM_STATS_UNIT_SHIFT) 2214 #define KVM_STATS_UNIT_NONE (0x0 << KVM_STATS_UNIT_SHIFT) 2215 #define KVM_STATS_UNIT_BYTES (0x1 << KVM_STATS_UNIT_SHIFT) 2216 #define KVM_STATS_UNIT_SECONDS (0x2 << KVM_STATS_UNIT_SHIFT) 2217 #define KVM_STATS_UNIT_CYCLES (0x3 << KVM_STATS_UNIT_SHIFT) 2218 #define KVM_STATS_UNIT_BOOLEAN (0x4 << KVM_STATS_UNIT_SHIFT) 2219 #define KVM_STATS_UNIT_MAX KVM_STATS_UNIT_BOOLEAN 2220 2221 #define KVM_STATS_BASE_SHIFT 8 2222 #define KVM_STATS_BASE_MASK (0xF << KVM_STATS_BASE_SHIFT) 2223 #define KVM_STATS_BASE_POW10 (0x0 << KVM_STATS_BASE_SHIFT) 2224 #define KVM_STATS_BASE_POW2 (0x1 << KVM_STATS_BASE_SHIFT) 2225 #define KVM_STATS_BASE_MAX KVM_STATS_BASE_POW2 2226 2227 /** 2228 * struct kvm_stats_desc - Descriptor of a KVM statistics. 2229 * @flags: Annotations of the stats, like type, unit, etc. 2230 * @exponent: Used together with @flags to determine the unit. 2231 * @size: The number of data items for this stats. 2232 * Every data item is of type __u64. 2233 * @offset: The offset of the stats to the start of stat structure in 2234 * structure kvm or kvm_vcpu. 2235 * @bucket_size: A parameter value used for histogram stats. It is only used 2236 * for linear histogram stats, specifying the size of the bucket; 2237 * @name: The name string for the stats. Its size is indicated by the 2238 * &kvm_stats_header->name_size. 2239 */ 2240 struct kvm_stats_desc { 2241 __u32 flags; 2242 __s16 exponent; 2243 __u16 size; 2244 __u32 offset; 2245 __u32 bucket_size; 2246 char name[]; 2247 }; 2248 2249 #define KVM_GET_STATS_FD _IO(KVMIO, 0xce) 2250 2251 /* Available with KVM_CAP_XSAVE2 */ 2252 #define KVM_GET_XSAVE2 _IOR(KVMIO, 0xcf, struct kvm_xsave) 2253 2254 /* Available with KVM_CAP_S390_PROTECTED_DUMP */ 2255 #define KVM_S390_PV_CPU_COMMAND _IOWR(KVMIO, 0xd0, struct kvm_pv_cmd) 2256 2257 /* Available with KVM_CAP_X86_NOTIFY_VMEXIT */ 2258 #define KVM_X86_NOTIFY_VMEXIT_ENABLED (1ULL << 0) 2259 #define KVM_X86_NOTIFY_VMEXIT_USER (1ULL << 1) 2260 2261 /* Available with KVM_CAP_S390_ZPCI_OP */ 2262 #define KVM_S390_ZPCI_OP _IOW(KVMIO, 0xd1, struct kvm_s390_zpci_op) 2263 2264 struct kvm_s390_zpci_op { 2265 /* in */ 2266 __u32 fh; /* target device */ 2267 __u8 op; /* operation to perform */ 2268 __u8 pad[3]; 2269 union { 2270 /* for KVM_S390_ZPCIOP_REG_AEN */ 2271 struct { 2272 __u64 ibv; /* Guest addr of interrupt bit vector */ 2273 __u64 sb; /* Guest addr of summary bit */ 2274 __u32 flags; 2275 __u32 noi; /* Number of interrupts */ 2276 __u8 isc; /* Guest interrupt subclass */ 2277 __u8 sbo; /* Offset of guest summary bit vector */ 2278 __u16 pad; 2279 } reg_aen; 2280 __u64 reserved[8]; 2281 } u; 2282 }; 2283 2284 /* types for kvm_s390_zpci_op->op */ 2285 #define KVM_S390_ZPCIOP_REG_AEN 0 2286 #define KVM_S390_ZPCIOP_DEREG_AEN 1 2287 2288 /* flags for kvm_s390_zpci_op->u.reg_aen.flags */ 2289 #define KVM_S390_ZPCIOP_REGAEN_HOST (1 << 0) 2290 2291 #endif /* __LINUX_KVM_H */ 2292