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 #define KVM_EXIT_S390_UCONTROL 20 166 167 /* For KVM_EXIT_INTERNAL_ERROR */ 168 #define KVM_INTERNAL_ERROR_EMULATION 1 169 #define KVM_INTERNAL_ERROR_SIMUL_EX 2 170 171 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 172 struct kvm_run { 173 /* in */ 174 __u8 request_interrupt_window; 175 __u8 padding1[7]; 176 177 /* out */ 178 __u32 exit_reason; 179 __u8 ready_for_interrupt_injection; 180 __u8 if_flag; 181 __u8 padding2[2]; 182 183 /* in (pre_kvm_run), out (post_kvm_run) */ 184 __u64 cr8; 185 __u64 apic_base; 186 187 #ifdef __KVM_S390 188 /* the processor status word for s390 */ 189 __u64 psw_mask; /* psw upper half */ 190 __u64 psw_addr; /* psw lower half */ 191 #endif 192 union { 193 /* KVM_EXIT_UNKNOWN */ 194 struct { 195 __u64 hardware_exit_reason; 196 } hw; 197 /* KVM_EXIT_FAIL_ENTRY */ 198 struct { 199 __u64 hardware_entry_failure_reason; 200 } fail_entry; 201 /* KVM_EXIT_EXCEPTION */ 202 struct { 203 __u32 exception; 204 __u32 error_code; 205 } ex; 206 /* KVM_EXIT_IO */ 207 struct { 208 #define KVM_EXIT_IO_IN 0 209 #define KVM_EXIT_IO_OUT 1 210 __u8 direction; 211 __u8 size; /* bytes */ 212 __u16 port; 213 __u32 count; 214 __u64 data_offset; /* relative to kvm_run start */ 215 } io; 216 struct { 217 struct kvm_debug_exit_arch arch; 218 } debug; 219 /* KVM_EXIT_MMIO */ 220 struct { 221 __u64 phys_addr; 222 __u8 data[8]; 223 __u32 len; 224 __u8 is_write; 225 } mmio; 226 /* KVM_EXIT_HYPERCALL */ 227 struct { 228 __u64 nr; 229 __u64 args[6]; 230 __u64 ret; 231 __u32 longmode; 232 __u32 pad; 233 } hypercall; 234 /* KVM_EXIT_TPR_ACCESS */ 235 struct { 236 __u64 rip; 237 __u32 is_write; 238 __u32 pad; 239 } tpr_access; 240 /* KVM_EXIT_S390_SIEIC */ 241 struct { 242 __u8 icptcode; 243 __u16 ipa; 244 __u32 ipb; 245 } s390_sieic; 246 /* KVM_EXIT_S390_RESET */ 247 #define KVM_S390_RESET_POR 1 248 #define KVM_S390_RESET_CLEAR 2 249 #define KVM_S390_RESET_SUBSYSTEM 4 250 #define KVM_S390_RESET_CPU_INIT 8 251 #define KVM_S390_RESET_IPL 16 252 __u64 s390_reset_flags; 253 /* KVM_EXIT_S390_UCONTROL */ 254 struct { 255 __u64 trans_exc_code; 256 __u32 pgm_code; 257 } s390_ucontrol; 258 /* KVM_EXIT_DCR */ 259 struct { 260 __u32 dcrn; 261 __u32 data; 262 __u8 is_write; 263 } dcr; 264 struct { 265 __u32 suberror; 266 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 267 __u32 ndata; 268 __u64 data[16]; 269 } internal; 270 /* KVM_EXIT_OSI */ 271 struct { 272 __u64 gprs[32]; 273 } osi; 274 struct { 275 __u64 nr; 276 __u64 ret; 277 __u64 args[9]; 278 } papr_hcall; 279 /* Fix the size of the union. */ 280 char padding[256]; 281 }; 282 283 /* 284 * shared registers between kvm and userspace. 285 * kvm_valid_regs specifies the register classes set by the host 286 * kvm_dirty_regs specified the register classes dirtied by userspace 287 * struct kvm_sync_regs is architecture specific, as well as the 288 * bits for kvm_valid_regs and kvm_dirty_regs 289 */ 290 __u64 kvm_valid_regs; 291 __u64 kvm_dirty_regs; 292 union { 293 struct kvm_sync_regs regs; 294 char padding[1024]; 295 } s; 296 }; 297 298 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 299 300 struct kvm_coalesced_mmio_zone { 301 __u64 addr; 302 __u32 size; 303 __u32 pad; 304 }; 305 306 struct kvm_coalesced_mmio { 307 __u64 phys_addr; 308 __u32 len; 309 __u32 pad; 310 __u8 data[8]; 311 }; 312 313 struct kvm_coalesced_mmio_ring { 314 __u32 first, last; 315 struct kvm_coalesced_mmio coalesced_mmio[0]; 316 }; 317 318 #define KVM_COALESCED_MMIO_MAX \ 319 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 320 sizeof(struct kvm_coalesced_mmio)) 321 322 /* for KVM_TRANSLATE */ 323 struct kvm_translation { 324 /* in */ 325 __u64 linear_address; 326 327 /* out */ 328 __u64 physical_address; 329 __u8 valid; 330 __u8 writeable; 331 __u8 usermode; 332 __u8 pad[5]; 333 }; 334 335 /* for KVM_INTERRUPT */ 336 struct kvm_interrupt { 337 /* in */ 338 __u32 irq; 339 }; 340 341 /* for KVM_GET_DIRTY_LOG */ 342 struct kvm_dirty_log { 343 __u32 slot; 344 __u32 padding1; 345 union { 346 void *dirty_bitmap; /* one bit per page */ 347 __u64 padding2; 348 }; 349 }; 350 351 /* for KVM_SET_SIGNAL_MASK */ 352 struct kvm_signal_mask { 353 __u32 len; 354 __u8 sigset[0]; 355 }; 356 357 /* for KVM_TPR_ACCESS_REPORTING */ 358 struct kvm_tpr_access_ctl { 359 __u32 enabled; 360 __u32 flags; 361 __u32 reserved[8]; 362 }; 363 364 /* for KVM_SET_VAPIC_ADDR */ 365 struct kvm_vapic_addr { 366 __u64 vapic_addr; 367 }; 368 369 /* for KVM_SET_MPSTATE */ 370 371 #define KVM_MP_STATE_RUNNABLE 0 372 #define KVM_MP_STATE_UNINITIALIZED 1 373 #define KVM_MP_STATE_INIT_RECEIVED 2 374 #define KVM_MP_STATE_HALTED 3 375 #define KVM_MP_STATE_SIPI_RECEIVED 4 376 377 struct kvm_mp_state { 378 __u32 mp_state; 379 }; 380 381 struct kvm_s390_psw { 382 __u64 mask; 383 __u64 addr; 384 }; 385 386 /* valid values for type in kvm_s390_interrupt */ 387 #define KVM_S390_SIGP_STOP 0xfffe0000u 388 #define KVM_S390_PROGRAM_INT 0xfffe0001u 389 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 390 #define KVM_S390_RESTART 0xfffe0003u 391 #define KVM_S390_INT_VIRTIO 0xffff2603u 392 #define KVM_S390_INT_SERVICE 0xffff2401u 393 #define KVM_S390_INT_EMERGENCY 0xffff1201u 394 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 395 396 struct kvm_s390_interrupt { 397 __u32 type; 398 __u32 parm; 399 __u64 parm64; 400 }; 401 402 /* for KVM_SET_GUEST_DEBUG */ 403 404 #define KVM_GUESTDBG_ENABLE 0x00000001 405 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 406 407 struct kvm_guest_debug { 408 __u32 control; 409 __u32 pad; 410 struct kvm_guest_debug_arch arch; 411 }; 412 413 enum { 414 kvm_ioeventfd_flag_nr_datamatch, 415 kvm_ioeventfd_flag_nr_pio, 416 kvm_ioeventfd_flag_nr_deassign, 417 kvm_ioeventfd_flag_nr_max, 418 }; 419 420 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 421 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 422 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 423 424 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 425 426 struct kvm_ioeventfd { 427 __u64 datamatch; 428 __u64 addr; /* legal pio/mmio address */ 429 __u32 len; /* 1, 2, 4, or 8 bytes */ 430 __s32 fd; 431 __u32 flags; 432 __u8 pad[36]; 433 }; 434 435 /* for KVM_ENABLE_CAP */ 436 struct kvm_enable_cap { 437 /* in */ 438 __u32 cap; 439 __u32 flags; 440 __u64 args[4]; 441 __u8 pad[64]; 442 }; 443 444 /* for KVM_PPC_GET_PVINFO */ 445 struct kvm_ppc_pvinfo { 446 /* out */ 447 __u32 flags; 448 __u32 hcall[4]; 449 __u8 pad[108]; 450 }; 451 452 /* for KVM_PPC_GET_SMMU_INFO */ 453 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 454 455 struct kvm_ppc_one_page_size { 456 __u32 page_shift; /* Page shift (or 0) */ 457 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 458 }; 459 460 struct kvm_ppc_one_seg_page_size { 461 __u32 page_shift; /* Base page shift of segment (or 0) */ 462 __u32 slb_enc; /* SLB encoding for BookS */ 463 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 464 }; 465 466 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 467 #define KVM_PPC_1T_SEGMENTS 0x00000002 468 469 struct kvm_ppc_smmu_info { 470 __u64 flags; 471 __u32 slb_size; 472 __u32 pad; 473 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 474 }; 475 476 #define KVMIO 0xAE 477 478 /* machine type bits, to be used as argument to KVM_CREATE_VM */ 479 #define KVM_VM_S390_UCONTROL 1 480 481 #define KVM_S390_SIE_PAGE_OFFSET 1 482 483 /* 484 * ioctls for /dev/kvm fds: 485 */ 486 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 487 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 488 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 489 490 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 491 /* 492 * Check if a kvm extension is available. Argument is extension number, 493 * return is 1 (yes) or 0 (no, sorry). 494 */ 495 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 496 /* 497 * Get size for mmap(vcpu_fd) 498 */ 499 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 500 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 501 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 502 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 503 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 504 505 /* 506 * Extension capability list. 507 */ 508 #define KVM_CAP_IRQCHIP 0 509 #define KVM_CAP_HLT 1 510 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 511 #define KVM_CAP_USER_MEMORY 3 512 #define KVM_CAP_SET_TSS_ADDR 4 513 #define KVM_CAP_VAPIC 6 514 #define KVM_CAP_EXT_CPUID 7 515 #define KVM_CAP_CLOCKSOURCE 8 516 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 517 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 518 #define KVM_CAP_PIT 11 519 #define KVM_CAP_NOP_IO_DELAY 12 520 #define KVM_CAP_PV_MMU 13 521 #define KVM_CAP_MP_STATE 14 522 #define KVM_CAP_COALESCED_MMIO 15 523 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 524 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT 525 #define KVM_CAP_DEVICE_ASSIGNMENT 17 526 #endif 527 #define KVM_CAP_IOMMU 18 528 #ifdef __KVM_HAVE_MSI 529 #define KVM_CAP_DEVICE_MSI 20 530 #endif 531 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 532 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 533 #ifdef __KVM_HAVE_USER_NMI 534 #define KVM_CAP_USER_NMI 22 535 #endif 536 #ifdef __KVM_HAVE_GUEST_DEBUG 537 #define KVM_CAP_SET_GUEST_DEBUG 23 538 #endif 539 #ifdef __KVM_HAVE_PIT 540 #define KVM_CAP_REINJECT_CONTROL 24 541 #endif 542 #ifdef __KVM_HAVE_IOAPIC 543 #define KVM_CAP_IRQ_ROUTING 25 544 #endif 545 #define KVM_CAP_IRQ_INJECT_STATUS 26 546 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT 547 #define KVM_CAP_DEVICE_DEASSIGNMENT 27 548 #endif 549 #ifdef __KVM_HAVE_MSIX 550 #define KVM_CAP_DEVICE_MSIX 28 551 #endif 552 #define KVM_CAP_ASSIGN_DEV_IRQ 29 553 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 554 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 555 #ifdef __KVM_HAVE_MCE 556 #define KVM_CAP_MCE 31 557 #endif 558 #define KVM_CAP_IRQFD 32 559 #ifdef __KVM_HAVE_PIT 560 #define KVM_CAP_PIT2 33 561 #endif 562 #define KVM_CAP_SET_BOOT_CPU_ID 34 563 #ifdef __KVM_HAVE_PIT_STATE2 564 #define KVM_CAP_PIT_STATE2 35 565 #endif 566 #define KVM_CAP_IOEVENTFD 36 567 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 568 #ifdef __KVM_HAVE_XEN_HVM 569 #define KVM_CAP_XEN_HVM 38 570 #endif 571 #define KVM_CAP_ADJUST_CLOCK 39 572 #define KVM_CAP_INTERNAL_ERROR_DATA 40 573 #ifdef __KVM_HAVE_VCPU_EVENTS 574 #define KVM_CAP_VCPU_EVENTS 41 575 #endif 576 #define KVM_CAP_S390_PSW 42 577 #define KVM_CAP_PPC_SEGSTATE 43 578 #define KVM_CAP_HYPERV 44 579 #define KVM_CAP_HYPERV_VAPIC 45 580 #define KVM_CAP_HYPERV_SPIN 46 581 #define KVM_CAP_PCI_SEGMENT 47 582 #define KVM_CAP_PPC_PAIRED_SINGLES 48 583 #define KVM_CAP_INTR_SHADOW 49 584 #ifdef __KVM_HAVE_DEBUGREGS 585 #define KVM_CAP_DEBUGREGS 50 586 #endif 587 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 588 #define KVM_CAP_PPC_OSI 52 589 #define KVM_CAP_PPC_UNSET_IRQ 53 590 #define KVM_CAP_ENABLE_CAP 54 591 #ifdef __KVM_HAVE_XSAVE 592 #define KVM_CAP_XSAVE 55 593 #endif 594 #ifdef __KVM_HAVE_XCRS 595 #define KVM_CAP_XCRS 56 596 #endif 597 #define KVM_CAP_PPC_GET_PVINFO 57 598 #define KVM_CAP_PPC_IRQ_LEVEL 58 599 #define KVM_CAP_ASYNC_PF 59 600 #define KVM_CAP_TSC_CONTROL 60 601 #define KVM_CAP_GET_TSC_KHZ 61 602 #define KVM_CAP_PPC_BOOKE_SREGS 62 603 #define KVM_CAP_SPAPR_TCE 63 604 #define KVM_CAP_PPC_SMT 64 605 #define KVM_CAP_PPC_RMA 65 606 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 607 #define KVM_CAP_PPC_HIOR 67 608 #define KVM_CAP_PPC_PAPR 68 609 #define KVM_CAP_SW_TLB 69 610 #define KVM_CAP_ONE_REG 70 611 #define KVM_CAP_S390_GMAP 71 612 #define KVM_CAP_TSC_DEADLINE_TIMER 72 613 #define KVM_CAP_S390_UCONTROL 73 614 #define KVM_CAP_SYNC_REGS 74 615 #define KVM_CAP_PCI_2_3 75 616 #define KVM_CAP_KVMCLOCK_CTRL 76 617 #define KVM_CAP_SIGNAL_MSI 77 618 #define KVM_CAP_PPC_GET_SMMU_INFO 78 619 #define KVM_CAP_S390_COW 79 620 621 #ifdef KVM_CAP_IRQ_ROUTING 622 623 struct kvm_irq_routing_irqchip { 624 __u32 irqchip; 625 __u32 pin; 626 }; 627 628 struct kvm_irq_routing_msi { 629 __u32 address_lo; 630 __u32 address_hi; 631 __u32 data; 632 __u32 pad; 633 }; 634 635 /* gsi routing entry types */ 636 #define KVM_IRQ_ROUTING_IRQCHIP 1 637 #define KVM_IRQ_ROUTING_MSI 2 638 639 struct kvm_irq_routing_entry { 640 __u32 gsi; 641 __u32 type; 642 __u32 flags; 643 __u32 pad; 644 union { 645 struct kvm_irq_routing_irqchip irqchip; 646 struct kvm_irq_routing_msi msi; 647 __u32 pad[8]; 648 } u; 649 }; 650 651 struct kvm_irq_routing { 652 __u32 nr; 653 __u32 flags; 654 struct kvm_irq_routing_entry entries[0]; 655 }; 656 657 #endif 658 659 #ifdef KVM_CAP_MCE 660 /* x86 MCE */ 661 struct kvm_x86_mce { 662 __u64 status; 663 __u64 addr; 664 __u64 misc; 665 __u64 mcg_status; 666 __u8 bank; 667 __u8 pad1[7]; 668 __u64 pad2[3]; 669 }; 670 #endif 671 672 #ifdef KVM_CAP_XEN_HVM 673 struct kvm_xen_hvm_config { 674 __u32 flags; 675 __u32 msr; 676 __u64 blob_addr_32; 677 __u64 blob_addr_64; 678 __u8 blob_size_32; 679 __u8 blob_size_64; 680 __u8 pad2[30]; 681 }; 682 #endif 683 684 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 685 686 struct kvm_irqfd { 687 __u32 fd; 688 __u32 gsi; 689 __u32 flags; 690 __u8 pad[20]; 691 }; 692 693 struct kvm_clock_data { 694 __u64 clock; 695 __u32 flags; 696 __u32 pad[9]; 697 }; 698 699 #define KVM_MMU_FSL_BOOKE_NOHV 0 700 #define KVM_MMU_FSL_BOOKE_HV 1 701 702 struct kvm_config_tlb { 703 __u64 params; 704 __u64 array; 705 __u32 mmu_type; 706 __u32 array_len; 707 }; 708 709 struct kvm_dirty_tlb { 710 __u64 bitmap; 711 __u32 num_dirty; 712 }; 713 714 /* Available with KVM_CAP_ONE_REG */ 715 716 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL 717 #define KVM_REG_GENERIC 0x0000000000000000ULL 718 719 /* 720 * Architecture specific registers are to be defined in arch headers and 721 * ORed with the arch identifier. 722 */ 723 #define KVM_REG_PPC 0x1000000000000000ULL 724 #define KVM_REG_X86 0x2000000000000000ULL 725 #define KVM_REG_IA64 0x3000000000000000ULL 726 #define KVM_REG_ARM 0x4000000000000000ULL 727 #define KVM_REG_S390 0x5000000000000000ULL 728 729 #define KVM_REG_SIZE_SHIFT 52 730 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 731 #define KVM_REG_SIZE_U8 0x0000000000000000ULL 732 #define KVM_REG_SIZE_U16 0x0010000000000000ULL 733 #define KVM_REG_SIZE_U32 0x0020000000000000ULL 734 #define KVM_REG_SIZE_U64 0x0030000000000000ULL 735 #define KVM_REG_SIZE_U128 0x0040000000000000ULL 736 #define KVM_REG_SIZE_U256 0x0050000000000000ULL 737 #define KVM_REG_SIZE_U512 0x0060000000000000ULL 738 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL 739 740 struct kvm_one_reg { 741 __u64 id; 742 __u64 addr; 743 }; 744 745 struct kvm_msi { 746 __u32 address_lo; 747 __u32 address_hi; 748 __u32 data; 749 __u32 flags; 750 __u8 pad[16]; 751 }; 752 753 /* 754 * ioctls for VM fds 755 */ 756 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) 757 /* 758 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 759 * a vcpu fd. 760 */ 761 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 762 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 763 /* KVM_SET_MEMORY_ALIAS is obsolete: */ 764 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) 765 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 766 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) 767 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 768 struct kvm_userspace_memory_region) 769 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 770 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 771 772 /* enable ucontrol for s390 */ 773 struct kvm_s390_ucas_mapping { 774 __u64 user_addr; 775 __u64 vcpu_addr; 776 __u64 length; 777 }; 778 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 779 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 780 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 781 782 /* Device model IOC */ 783 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 784 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 785 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 786 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 787 #define KVM_CREATE_PIT _IO(KVMIO, 0x64) 788 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 789 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 790 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 791 #define KVM_REGISTER_COALESCED_MMIO \ 792 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 793 #define KVM_UNREGISTER_COALESCED_MMIO \ 794 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 795 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 796 struct kvm_assigned_pci_dev) 797 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 798 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 799 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 800 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 801 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 802 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 803 struct kvm_assigned_pci_dev) 804 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 805 struct kvm_assigned_msix_nr) 806 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 807 struct kvm_assigned_msix_entry) 808 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 809 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 810 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 811 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 812 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 813 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 814 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 815 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 816 /* Available with KVM_CAP_PIT_STATE2 */ 817 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 818 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 819 /* Available with KVM_CAP_PPC_GET_PVINFO */ 820 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 821 /* Available with KVM_CAP_TSC_CONTROL */ 822 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 823 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 824 /* Available with KVM_CAP_PCI_2_3 */ 825 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 826 struct kvm_assigned_pci_dev) 827 /* Available with KVM_CAP_SIGNAL_MSI */ 828 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 829 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 830 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 831 832 /* 833 * ioctls for vcpu fds 834 */ 835 #define KVM_RUN _IO(KVMIO, 0x80) 836 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 837 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 838 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 839 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 840 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 841 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 842 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 843 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 844 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 845 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 846 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 847 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 848 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 849 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 850 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 851 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 852 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 853 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 854 /* Available with KVM_CAP_VAPIC */ 855 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 856 /* Available with KVM_CAP_VAPIC */ 857 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 858 /* valid for virtual machine (for floating interrupt)_and_ vcpu */ 859 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 860 /* store status for s390 */ 861 #define KVM_S390_STORE_STATUS_NOADDR (-1ul) 862 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 863 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 864 /* initial ipl psw for s390 */ 865 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 866 /* initial reset for s390 */ 867 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 868 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 869 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 870 /* Available with KVM_CAP_NMI */ 871 #define KVM_NMI _IO(KVMIO, 0x9a) 872 /* Available with KVM_CAP_SET_GUEST_DEBUG */ 873 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 874 /* MCE for x86 */ 875 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 876 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 877 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 878 /* IA64 stack access */ 879 #define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *) 880 #define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *) 881 /* Available with KVM_CAP_VCPU_EVENTS */ 882 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 883 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 884 /* Available with KVM_CAP_DEBUGREGS */ 885 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 886 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 887 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 888 /* Available with KVM_CAP_XSAVE */ 889 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 890 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 891 /* Available with KVM_CAP_XCRS */ 892 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 893 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 894 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 895 /* Available with KVM_CAP_RMA */ 896 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 897 /* Available with KVM_CAP_SW_TLB */ 898 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 899 /* Available with KVM_CAP_ONE_REG */ 900 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 901 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 902 /* VM is being stopped by host */ 903 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 904 905 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 906 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 907 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 908 909 struct kvm_assigned_pci_dev { 910 __u32 assigned_dev_id; 911 __u32 busnr; 912 __u32 devfn; 913 __u32 flags; 914 __u32 segnr; 915 union { 916 __u32 reserved[11]; 917 }; 918 }; 919 920 #define KVM_DEV_IRQ_HOST_INTX (1 << 0) 921 #define KVM_DEV_IRQ_HOST_MSI (1 << 1) 922 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 923 924 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 925 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 926 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 927 928 #define KVM_DEV_IRQ_HOST_MASK 0x00ff 929 #define KVM_DEV_IRQ_GUEST_MASK 0xff00 930 931 struct kvm_assigned_irq { 932 __u32 assigned_dev_id; 933 __u32 host_irq; /* ignored (legacy field) */ 934 __u32 guest_irq; 935 __u32 flags; 936 union { 937 __u32 reserved[12]; 938 }; 939 }; 940 941 struct kvm_assigned_msix_nr { 942 __u32 assigned_dev_id; 943 __u16 entry_nr; 944 __u16 padding; 945 }; 946 947 #define KVM_MAX_MSIX_PER_DEV 256 948 struct kvm_assigned_msix_entry { 949 __u32 assigned_dev_id; 950 __u32 gsi; 951 __u16 entry; /* The index of entry in the MSI-X table */ 952 __u16 padding[3]; 953 }; 954 955 #endif /* __LINUX_KVM_H */ 956