1 #ifndef __LINUX_KVM_H 2 #define __LINUX_KVM_H 3 4 /* 5 * Userspace interface for /dev/kvm - kernel based virtual machine 6 * 7 * Note: you must update KVM_API_VERSION if you change this interface. 8 */ 9 10 #include <linux/types.h> 11 12 #include <linux/ioctl.h> 13 #include <asm/kvm.h> 14 15 #define KVM_API_VERSION 12 16 17 /* *** Deprecated interfaces *** */ 18 19 #define KVM_TRC_SHIFT 16 20 21 #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT) 22 #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1)) 23 24 #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01) 25 #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02) 26 #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01) 27 28 #define KVM_TRC_HEAD_SIZE 12 29 #define KVM_TRC_CYCLE_SIZE 8 30 #define KVM_TRC_EXTRA_MAX 7 31 32 #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02) 33 #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03) 34 #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04) 35 #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05) 36 #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06) 37 #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07) 38 #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08) 39 #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09) 40 #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A) 41 #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B) 42 #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C) 43 #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D) 44 #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E) 45 #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F) 46 #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10) 47 #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11) 48 #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12) 49 #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13) 50 #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14) 51 #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15) 52 #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16) 53 #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17) 54 #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18) 55 #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19) 56 57 struct kvm_user_trace_setup { 58 __u32 buf_size; 59 __u32 buf_nr; 60 }; 61 62 #define __KVM_DEPRECATED_MAIN_W_0x06 \ 63 _IOW(KVMIO, 0x06, struct kvm_user_trace_setup) 64 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07) 65 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08) 66 67 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq) 68 69 struct kvm_breakpoint { 70 __u32 enabled; 71 __u32 padding; 72 __u64 address; 73 }; 74 75 struct kvm_debug_guest { 76 __u32 enabled; 77 __u32 pad; 78 struct kvm_breakpoint breakpoints[4]; 79 __u32 singlestep; 80 }; 81 82 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest) 83 84 /* *** End of deprecated interfaces *** */ 85 86 87 /* for KVM_CREATE_MEMORY_REGION */ 88 struct kvm_memory_region { 89 __u32 slot; 90 __u32 flags; 91 __u64 guest_phys_addr; 92 __u64 memory_size; /* bytes */ 93 }; 94 95 /* for KVM_SET_USER_MEMORY_REGION */ 96 struct kvm_userspace_memory_region { 97 __u32 slot; 98 __u32 flags; 99 __u64 guest_phys_addr; 100 __u64 memory_size; /* bytes */ 101 __u64 userspace_addr; /* start of the userspace allocated memory */ 102 }; 103 104 /* for kvm_memory_region::flags */ 105 #define KVM_MEM_LOG_DIRTY_PAGES 1UL 106 #define KVM_MEMSLOT_INVALID (1UL << 1) 107 108 /* for KVM_IRQ_LINE */ 109 struct kvm_irq_level { 110 /* 111 * ACPI gsi notion of irq. 112 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47.. 113 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23.. 114 */ 115 union { 116 __u32 irq; 117 __s32 status; 118 }; 119 __u32 level; 120 }; 121 122 123 struct kvm_irqchip { 124 __u32 chip_id; 125 __u32 pad; 126 union { 127 char dummy[512]; /* reserving space */ 128 #ifdef __KVM_HAVE_PIT 129 struct kvm_pic_state pic; 130 #endif 131 #ifdef __KVM_HAVE_IOAPIC 132 struct kvm_ioapic_state ioapic; 133 #endif 134 } chip; 135 }; 136 137 /* for KVM_CREATE_PIT2 */ 138 struct kvm_pit_config { 139 __u32 flags; 140 __u32 pad[15]; 141 }; 142 143 #define KVM_PIT_SPEAKER_DUMMY 1 144 145 #define KVM_EXIT_UNKNOWN 0 146 #define KVM_EXIT_EXCEPTION 1 147 #define KVM_EXIT_IO 2 148 #define KVM_EXIT_HYPERCALL 3 149 #define KVM_EXIT_DEBUG 4 150 #define KVM_EXIT_HLT 5 151 #define KVM_EXIT_MMIO 6 152 #define KVM_EXIT_IRQ_WINDOW_OPEN 7 153 #define KVM_EXIT_SHUTDOWN 8 154 #define KVM_EXIT_FAIL_ENTRY 9 155 #define KVM_EXIT_INTR 10 156 #define KVM_EXIT_SET_TPR 11 157 #define KVM_EXIT_TPR_ACCESS 12 158 #define KVM_EXIT_S390_SIEIC 13 159 #define KVM_EXIT_S390_RESET 14 160 #define KVM_EXIT_DCR 15 161 #define KVM_EXIT_NMI 16 162 #define KVM_EXIT_INTERNAL_ERROR 17 163 #define KVM_EXIT_OSI 18 164 #define KVM_EXIT_PAPR_HCALL 19 165 166 /* For KVM_EXIT_INTERNAL_ERROR */ 167 #define KVM_INTERNAL_ERROR_EMULATION 1 168 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 169 170 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 171 struct kvm_run { 172 /* in */ 173 __u8 request_interrupt_window; 174 __u8 padding1[7]; 175 176 /* out */ 177 __u32 exit_reason; 178 __u8 ready_for_interrupt_injection; 179 __u8 if_flag; 180 __u8 padding2[2]; 181 182 /* in (pre_kvm_run), out (post_kvm_run) */ 183 __u64 cr8; 184 __u64 apic_base; 185 186 #ifdef __KVM_S390 187 /* the processor status word for s390 */ 188 __u64 psw_mask; /* psw upper half */ 189 __u64 psw_addr; /* psw lower half */ 190 #endif 191 union { 192 /* KVM_EXIT_UNKNOWN */ 193 struct { 194 __u64 hardware_exit_reason; 195 } hw; 196 /* KVM_EXIT_FAIL_ENTRY */ 197 struct { 198 __u64 hardware_entry_failure_reason; 199 } fail_entry; 200 /* KVM_EXIT_EXCEPTION */ 201 struct { 202 __u32 exception; 203 __u32 error_code; 204 } ex; 205 /* KVM_EXIT_IO */ 206 struct { 207 #define KVM_EXIT_IO_IN 0 208 #define KVM_EXIT_IO_OUT 1 209 __u8 direction; 210 __u8 size; /* bytes */ 211 __u16 port; 212 __u32 count; 213 __u64 data_offset; /* relative to kvm_run start */ 214 } io; 215 struct { 216 struct kvm_debug_exit_arch arch; 217 } debug; 218 /* KVM_EXIT_MMIO */ 219 struct { 220 __u64 phys_addr; 221 __u8 data[8]; 222 __u32 len; 223 __u8 is_write; 224 } mmio; 225 /* KVM_EXIT_HYPERCALL */ 226 struct { 227 __u64 nr; 228 __u64 args[6]; 229 __u64 ret; 230 __u32 longmode; 231 __u32 pad; 232 } hypercall; 233 /* KVM_EXIT_TPR_ACCESS */ 234 struct { 235 __u64 rip; 236 __u32 is_write; 237 __u32 pad; 238 } tpr_access; 239 /* KVM_EXIT_S390_SIEIC */ 240 struct { 241 __u8 icptcode; 242 __u16 ipa; 243 __u32 ipb; 244 } s390_sieic; 245 /* KVM_EXIT_S390_RESET */ 246 #define KVM_S390_RESET_POR 1 247 #define KVM_S390_RESET_CLEAR 2 248 #define KVM_S390_RESET_SUBSYSTEM 4 249 #define KVM_S390_RESET_CPU_INIT 8 250 #define KVM_S390_RESET_IPL 16 251 __u64 s390_reset_flags; 252 /* KVM_EXIT_DCR */ 253 struct { 254 __u32 dcrn; 255 __u32 data; 256 __u8 is_write; 257 } dcr; 258 struct { 259 __u32 suberror; 260 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 261 __u32 ndata; 262 __u64 data[16]; 263 } internal; 264 /* KVM_EXIT_OSI */ 265 struct { 266 __u64 gprs[32]; 267 } osi; 268 struct { 269 __u64 nr; 270 __u64 ret; 271 __u64 args[9]; 272 } papr_hcall; 273 /* Fix the size of the union. */ 274 char padding[256]; 275 }; 276 }; 277 278 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 279 280 struct kvm_coalesced_mmio_zone { 281 __u64 addr; 282 __u32 size; 283 __u32 pad; 284 }; 285 286 struct kvm_coalesced_mmio { 287 __u64 phys_addr; 288 __u32 len; 289 __u32 pad; 290 __u8 data[8]; 291 }; 292 293 struct kvm_coalesced_mmio_ring { 294 __u32 first, last; 295 struct kvm_coalesced_mmio coalesced_mmio[0]; 296 }; 297 298 #define KVM_COALESCED_MMIO_MAX \ 299 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 300 sizeof(struct kvm_coalesced_mmio)) 301 302 /* for KVM_TRANSLATE */ 303 struct kvm_translation { 304 /* in */ 305 __u64 linear_address; 306 307 /* out */ 308 __u64 physical_address; 309 __u8 valid; 310 __u8 writeable; 311 __u8 usermode; 312 __u8 pad[5]; 313 }; 314 315 /* for KVM_INTERRUPT */ 316 struct kvm_interrupt { 317 /* in */ 318 __u32 irq; 319 }; 320 321 /* for KVM_GET_DIRTY_LOG */ 322 struct kvm_dirty_log { 323 __u32 slot; 324 __u32 padding1; 325 union { 326 void *dirty_bitmap; /* one bit per page */ 327 __u64 padding2; 328 }; 329 }; 330 331 /* for KVM_SET_SIGNAL_MASK */ 332 struct kvm_signal_mask { 333 __u32 len; 334 __u8 sigset[0]; 335 }; 336 337 /* for KVM_TPR_ACCESS_REPORTING */ 338 struct kvm_tpr_access_ctl { 339 __u32 enabled; 340 __u32 flags; 341 __u32 reserved[8]; 342 }; 343 344 /* for KVM_SET_VAPIC_ADDR */ 345 struct kvm_vapic_addr { 346 __u64 vapic_addr; 347 }; 348 349 /* for KVM_SET_MPSTATE */ 350 351 #define KVM_MP_STATE_RUNNABLE 0 352 #define KVM_MP_STATE_UNINITIALIZED 1 353 #define KVM_MP_STATE_INIT_RECEIVED 2 354 #define KVM_MP_STATE_HALTED 3 355 #define KVM_MP_STATE_SIPI_RECEIVED 4 356 357 struct kvm_mp_state { 358 __u32 mp_state; 359 }; 360 361 struct kvm_s390_psw { 362 __u64 mask; 363 __u64 addr; 364 }; 365 366 /* valid values for type in kvm_s390_interrupt */ 367 #define KVM_S390_SIGP_STOP 0xfffe0000u 368 #define KVM_S390_PROGRAM_INT 0xfffe0001u 369 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 370 #define KVM_S390_RESTART 0xfffe0003u 371 #define KVM_S390_INT_VIRTIO 0xffff2603u 372 #define KVM_S390_INT_SERVICE 0xffff2401u 373 #define KVM_S390_INT_EMERGENCY 0xffff1201u 374 375 struct kvm_s390_interrupt { 376 __u32 type; 377 __u32 parm; 378 __u64 parm64; 379 }; 380 381 /* for KVM_SET_GUEST_DEBUG */ 382 383 #define KVM_GUESTDBG_ENABLE 0x00000001 384 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 385 386 struct kvm_guest_debug { 387 __u32 control; 388 __u32 pad; 389 struct kvm_guest_debug_arch arch; 390 }; 391 392 enum { 393 kvm_ioeventfd_flag_nr_datamatch, 394 kvm_ioeventfd_flag_nr_pio, 395 kvm_ioeventfd_flag_nr_deassign, 396 kvm_ioeventfd_flag_nr_max, 397 }; 398 399 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 400 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 401 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 402 403 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 404 405 struct kvm_ioeventfd { 406 __u64 datamatch; 407 __u64 addr; /* legal pio/mmio address */ 408 __u32 len; /* 1, 2, 4, or 8 bytes */ 409 __s32 fd; 410 __u32 flags; 411 __u8 pad[36]; 412 }; 413 414 /* for KVM_ENABLE_CAP */ 415 struct kvm_enable_cap { 416 /* in */ 417 __u32 cap; 418 __u32 flags; 419 __u64 args[4]; 420 __u8 pad[64]; 421 }; 422 423 /* for KVM_PPC_GET_PVINFO */ 424 struct kvm_ppc_pvinfo { 425 /* out */ 426 __u32 flags; 427 __u32 hcall[4]; 428 __u8 pad[108]; 429 }; 430 431 #define KVMIO 0xAE 432 433 /* 434 * ioctls for /dev/kvm fds: 435 */ 436 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 437 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 438 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 439 440 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 441 /* 442 * Check if a kvm extension is available. Argument is extension number, 443 * return is 1 (yes) or 0 (no, sorry). 444 */ 445 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 446 /* 447 * Get size for mmap(vcpu_fd) 448 */ 449 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 450 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 451 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 452 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 453 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 454 455 /* 456 * Extension capability list. 457 */ 458 #define KVM_CAP_IRQCHIP 0 459 #define KVM_CAP_HLT 1 460 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 461 #define KVM_CAP_USER_MEMORY 3 462 #define KVM_CAP_SET_TSS_ADDR 4 463 #define KVM_CAP_VAPIC 6 464 #define KVM_CAP_EXT_CPUID 7 465 #define KVM_CAP_CLOCKSOURCE 8 466 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 467 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 468 #define KVM_CAP_PIT 11 469 #define KVM_CAP_NOP_IO_DELAY 12 470 #define KVM_CAP_PV_MMU 13 471 #define KVM_CAP_MP_STATE 14 472 #define KVM_CAP_COALESCED_MMIO 15 473 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 474 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT 475 #define KVM_CAP_DEVICE_ASSIGNMENT 17 476 #endif 477 #define KVM_CAP_IOMMU 18 478 #ifdef __KVM_HAVE_MSI 479 #define KVM_CAP_DEVICE_MSI 20 480 #endif 481 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 482 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 483 #ifdef __KVM_HAVE_USER_NMI 484 #define KVM_CAP_USER_NMI 22 485 #endif 486 #ifdef __KVM_HAVE_GUEST_DEBUG 487 #define KVM_CAP_SET_GUEST_DEBUG 23 488 #endif 489 #ifdef __KVM_HAVE_PIT 490 #define KVM_CAP_REINJECT_CONTROL 24 491 #endif 492 #ifdef __KVM_HAVE_IOAPIC 493 #define KVM_CAP_IRQ_ROUTING 25 494 #endif 495 #define KVM_CAP_IRQ_INJECT_STATUS 26 496 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT 497 #define KVM_CAP_DEVICE_DEASSIGNMENT 27 498 #endif 499 #ifdef __KVM_HAVE_MSIX 500 #define KVM_CAP_DEVICE_MSIX 28 501 #endif 502 #define KVM_CAP_ASSIGN_DEV_IRQ 29 503 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 504 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 505 #ifdef __KVM_HAVE_MCE 506 #define KVM_CAP_MCE 31 507 #endif 508 #define KVM_CAP_IRQFD 32 509 #ifdef __KVM_HAVE_PIT 510 #define KVM_CAP_PIT2 33 511 #endif 512 #define KVM_CAP_SET_BOOT_CPU_ID 34 513 #ifdef __KVM_HAVE_PIT_STATE2 514 #define KVM_CAP_PIT_STATE2 35 515 #endif 516 #define KVM_CAP_IOEVENTFD 36 517 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 518 #ifdef __KVM_HAVE_XEN_HVM 519 #define KVM_CAP_XEN_HVM 38 520 #endif 521 #define KVM_CAP_ADJUST_CLOCK 39 522 #define KVM_CAP_INTERNAL_ERROR_DATA 40 523 #ifdef __KVM_HAVE_VCPU_EVENTS 524 #define KVM_CAP_VCPU_EVENTS 41 525 #endif 526 #define KVM_CAP_S390_PSW 42 527 #define KVM_CAP_PPC_SEGSTATE 43 528 #define KVM_CAP_HYPERV 44 529 #define KVM_CAP_HYPERV_VAPIC 45 530 #define KVM_CAP_HYPERV_SPIN 46 531 #define KVM_CAP_PCI_SEGMENT 47 532 #define KVM_CAP_PPC_PAIRED_SINGLES 48 533 #define KVM_CAP_INTR_SHADOW 49 534 #ifdef __KVM_HAVE_DEBUGREGS 535 #define KVM_CAP_DEBUGREGS 50 536 #endif 537 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 538 #define KVM_CAP_PPC_OSI 52 539 #define KVM_CAP_PPC_UNSET_IRQ 53 540 #define KVM_CAP_ENABLE_CAP 54 541 #ifdef __KVM_HAVE_XSAVE 542 #define KVM_CAP_XSAVE 55 543 #endif 544 #ifdef __KVM_HAVE_XCRS 545 #define KVM_CAP_XCRS 56 546 #endif 547 #define KVM_CAP_PPC_GET_PVINFO 57 548 #define KVM_CAP_PPC_IRQ_LEVEL 58 549 #define KVM_CAP_ASYNC_PF 59 550 #define KVM_CAP_TSC_CONTROL 60 551 #define KVM_CAP_GET_TSC_KHZ 61 552 #define KVM_CAP_PPC_BOOKE_SREGS 62 553 #define KVM_CAP_SPAPR_TCE 63 554 #define KVM_CAP_PPC_SMT 64 555 #define KVM_CAP_PPC_RMA 65 556 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 557 #define KVM_CAP_PPC_HIOR 67 558 #define KVM_CAP_PPC_PAPR 68 559 #define KVM_CAP_SW_TLB 69 560 #define KVM_CAP_ONE_REG 70 561 562 #ifdef KVM_CAP_IRQ_ROUTING 563 564 struct kvm_irq_routing_irqchip { 565 __u32 irqchip; 566 __u32 pin; 567 }; 568 569 struct kvm_irq_routing_msi { 570 __u32 address_lo; 571 __u32 address_hi; 572 __u32 data; 573 __u32 pad; 574 }; 575 576 /* gsi routing entry types */ 577 #define KVM_IRQ_ROUTING_IRQCHIP 1 578 #define KVM_IRQ_ROUTING_MSI 2 579 580 struct kvm_irq_routing_entry { 581 __u32 gsi; 582 __u32 type; 583 __u32 flags; 584 __u32 pad; 585 union { 586 struct kvm_irq_routing_irqchip irqchip; 587 struct kvm_irq_routing_msi msi; 588 __u32 pad[8]; 589 } u; 590 }; 591 592 struct kvm_irq_routing { 593 __u32 nr; 594 __u32 flags; 595 struct kvm_irq_routing_entry entries[0]; 596 }; 597 598 #endif 599 600 #ifdef KVM_CAP_MCE 601 /* x86 MCE */ 602 struct kvm_x86_mce { 603 __u64 status; 604 __u64 addr; 605 __u64 misc; 606 __u64 mcg_status; 607 __u8 bank; 608 __u8 pad1[7]; 609 __u64 pad2[3]; 610 }; 611 #endif 612 613 #ifdef KVM_CAP_XEN_HVM 614 struct kvm_xen_hvm_config { 615 __u32 flags; 616 __u32 msr; 617 __u64 blob_addr_32; 618 __u64 blob_addr_64; 619 __u8 blob_size_32; 620 __u8 blob_size_64; 621 __u8 pad2[30]; 622 }; 623 #endif 624 625 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 626 627 struct kvm_irqfd { 628 __u32 fd; 629 __u32 gsi; 630 __u32 flags; 631 __u8 pad[20]; 632 }; 633 634 struct kvm_clock_data { 635 __u64 clock; 636 __u32 flags; 637 __u32 pad[9]; 638 }; 639 640 #define KVM_MMU_FSL_BOOKE_NOHV 0 641 #define KVM_MMU_FSL_BOOKE_HV 1 642 643 struct kvm_config_tlb { 644 __u64 params; 645 __u64 array; 646 __u32 mmu_type; 647 __u32 array_len; 648 }; 649 650 struct kvm_dirty_tlb { 651 __u64 bitmap; 652 __u32 num_dirty; 653 }; 654 655 /* Available with KVM_CAP_ONE_REG */ 656 657 #define KVM_ONE_REG_GENERIC 0x0000000000000000ULL 658 659 /* 660 * Architecture specific registers are to be defined in arch headers and 661 * ORed with the arch identifier. 662 */ 663 #define KVM_ONE_REG_PPC 0x1000000000000000ULL 664 #define KVM_ONE_REG_X86 0x2000000000000000ULL 665 #define KVM_ONE_REG_IA64 0x3000000000000000ULL 666 #define KVM_ONE_REG_ARM 0x4000000000000000ULL 667 #define KVM_ONE_REG_S390 0x5000000000000000ULL 668 669 struct kvm_one_reg { 670 __u64 id; 671 union { 672 __u8 reg8; 673 __u16 reg16; 674 __u32 reg32; 675 __u64 reg64; 676 __u8 reg128[16]; 677 __u8 reg256[32]; 678 __u8 reg512[64]; 679 __u8 reg1024[128]; 680 } u; 681 }; 682 683 /* 684 * ioctls for VM fds 685 */ 686 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) 687 /* 688 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 689 * a vcpu fd. 690 */ 691 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 692 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 693 /* KVM_SET_MEMORY_ALIAS is obsolete: */ 694 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) 695 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 696 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) 697 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 698 struct kvm_userspace_memory_region) 699 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 700 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 701 /* Device model IOC */ 702 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 703 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 704 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 705 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 706 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 707 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 708 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 709 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 710 #define KVM_REGISTER_COALESCED_MMIO \ 711 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 712 #define KVM_UNREGISTER_COALESCED_MMIO \ 713 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 714 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 715 struct kvm_assigned_pci_dev) 716 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 717 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 718 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 719 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 720 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 721 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 722 struct kvm_assigned_pci_dev) 723 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 724 struct kvm_assigned_msix_nr) 725 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 726 struct kvm_assigned_msix_entry) 727 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 728 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 729 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 730 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 731 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 732 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 733 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 734 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 735 /* Available with KVM_CAP_PIT_STATE2 */ 736 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 737 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 738 /* Available with KVM_CAP_PPC_GET_PVINFO */ 739 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 740 /* Available with KVM_CAP_TSC_CONTROL */ 741 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 742 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 743 744 /* 745 * ioctls for vcpu fds 746 */ 747 #define KVM_RUN _IO(KVMIO, 0x80) 748 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 749 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 750 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 751 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 752 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 753 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 754 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 755 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 756 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 757 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 758 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 759 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 760 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 761 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 762 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 763 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 764 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 765 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 766 /* Available with KVM_CAP_VAPIC */ 767 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 768 /* Available with KVM_CAP_VAPIC */ 769 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 770 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 771 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 772 /* store status for s390 */ 773 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 774 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 775 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 776 /* initial ipl psw for s390 */ 777 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 778 /* initial reset for s390 */ 779 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 780 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 781 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 782 /* Available with KVM_CAP_NMI */ 783 #define KVM_NMI _IO(KVMIO, 0x9a) 784 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 785 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 786 /* MCE for x86 */ 787 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 788 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 789 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 790 /* IA64 stack access */ 791 #define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *) 792 #define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *) 793 /* Available with KVM_CAP_VCPU_EVENTS */ 794 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 795 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 796 /* Available with KVM_CAP_DEBUGREGS */ 797 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 798 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 799 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 800 /* Available with KVM_CAP_XSAVE */ 801 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 802 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 803 /* Available with KVM_CAP_XCRS */ 804 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 805 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 806 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 807 /* Available with KVM_CAP_RMA */ 808 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 809 /* Available with KVM_CAP_SW_TLB */ 810 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 811 /* Available with KVM_CAP_ONE_REG */ 812 #define KVM_GET_ONE_REG _IOWR(KVMIO, 0xab, struct kvm_one_reg) 813 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 814 815 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 816 817 struct kvm_assigned_pci_dev { 818 __u32 assigned_dev_id; 819 __u32 busnr; 820 __u32 devfn; 821 __u32 flags; 822 __u32 segnr; 823 union { 824 __u32 reserved[11]; 825 }; 826 }; 827 828 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 829 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 830 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 831 832 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 833 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 834 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 835 836 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 837 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 838 839 struct kvm_assigned_irq { 840 __u32 assigned_dev_id; 841 __u32 host_irq; /* ignored (legacy field) */ 842 __u32 guest_irq; 843 __u32 flags; 844 union { 845 __u32 reserved[12]; 846 }; 847 }; 848 849 struct kvm_assigned_msix_nr { 850 __u32 assigned_dev_id; 851 __u16 entry_nr; 852 __u16 padding; 853 }; 854 855 #define KVM_MAX_MSIX_PER_DEV 256 856 struct kvm_assigned_msix_entry { 857 __u32 assigned_dev_id; 858 __u32 gsi; 859 __u16 entry; /* The index of entry in the MSI-X table */ 860 __u16 padding[3]; 861 }; 862 863 #endif /* __LINUX_KVM_H */ 864