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#include <linux/compiler.h> 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 57struct 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 69struct kvm_breakpoint { 70 __u32 enabled; 71 __u32 padding; 72 __u64 address; 73}; 74 75struct 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 */ 88struct 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 */ 96struct 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/* 105 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace, 106 * other bits are reserved for kvm internal use which are defined in 107 * include/linux/kvm_host.h. 108 */ 109#define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0) 110#define KVM_MEM_READONLY (1UL << 1) 111 112/* for KVM_IRQ_LINE */ 113struct kvm_irq_level { 114 /* 115 * ACPI gsi notion of irq. 116 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47.. 117 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23.. 118 * For ARM: See Documentation/virtual/kvm/api.txt 119 */ 120 union { 121 __u32 irq; 122 __s32 status; 123 }; 124 __u32 level; 125}; 126 127 128struct kvm_irqchip { 129 __u32 chip_id; 130 __u32 pad; 131 union { 132 char dummy[512]; /* reserving space */ 133#ifdef __KVM_HAVE_PIT 134 struct kvm_pic_state pic; 135#endif 136#ifdef __KVM_HAVE_IOAPIC 137 struct kvm_ioapic_state ioapic; 138#endif 139 } chip; 140}; 141 142/* for KVM_CREATE_PIT2 */ 143struct kvm_pit_config { 144 __u32 flags; 145 __u32 pad[15]; 146}; 147 148#define KVM_PIT_SPEAKER_DUMMY 1 149 150#define KVM_EXIT_UNKNOWN 0 151#define KVM_EXIT_EXCEPTION 1 152#define KVM_EXIT_IO 2 153#define KVM_EXIT_HYPERCALL 3 154#define KVM_EXIT_DEBUG 4 155#define KVM_EXIT_HLT 5 156#define KVM_EXIT_MMIO 6 157#define KVM_EXIT_IRQ_WINDOW_OPEN 7 158#define KVM_EXIT_SHUTDOWN 8 159#define KVM_EXIT_FAIL_ENTRY 9 160#define KVM_EXIT_INTR 10 161#define KVM_EXIT_SET_TPR 11 162#define KVM_EXIT_TPR_ACCESS 12 163#define KVM_EXIT_S390_SIEIC 13 164#define KVM_EXIT_S390_RESET 14 165#define KVM_EXIT_DCR 15 166#define KVM_EXIT_NMI 16 167#define KVM_EXIT_INTERNAL_ERROR 17 168#define KVM_EXIT_OSI 18 169#define KVM_EXIT_PAPR_HCALL 19 170#define KVM_EXIT_S390_UCONTROL 20 171#define KVM_EXIT_WATCHDOG 21 172#define KVM_EXIT_S390_TSCH 22 173#define KVM_EXIT_EPR 23 174 175/* For KVM_EXIT_INTERNAL_ERROR */ 176/* Emulate instruction failed. */ 177#define KVM_INTERNAL_ERROR_EMULATION 1 178/* Encounter unexpected simultaneous exceptions. */ 179#define KVM_INTERNAL_ERROR_SIMUL_EX 2 180/* Encounter unexpected vm-exit due to delivery event. */ 181#define KVM_INTERNAL_ERROR_DELIVERY_EV 3 182 183/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ 184struct kvm_run { 185 /* in */ 186 __u8 request_interrupt_window; 187 __u8 padding1[7]; 188 189 /* out */ 190 __u32 exit_reason; 191 __u8 ready_for_interrupt_injection; 192 __u8 if_flag; 193 __u8 padding2[2]; 194 195 /* in (pre_kvm_run), out (post_kvm_run) */ 196 __u64 cr8; 197 __u64 apic_base; 198 199#ifdef __KVM_S390 200 /* the processor status word for s390 */ 201 __u64 psw_mask; /* psw upper half */ 202 __u64 psw_addr; /* psw lower half */ 203#endif 204 union { 205 /* KVM_EXIT_UNKNOWN */ 206 struct { 207 __u64 hardware_exit_reason; 208 } hw; 209 /* KVM_EXIT_FAIL_ENTRY */ 210 struct { 211 __u64 hardware_entry_failure_reason; 212 } fail_entry; 213 /* KVM_EXIT_EXCEPTION */ 214 struct { 215 __u32 exception; 216 __u32 error_code; 217 } ex; 218 /* KVM_EXIT_IO */ 219 struct { 220#define KVM_EXIT_IO_IN 0 221#define KVM_EXIT_IO_OUT 1 222 __u8 direction; 223 __u8 size; /* bytes */ 224 __u16 port; 225 __u32 count; 226 __u64 data_offset; /* relative to kvm_run start */ 227 } io; 228 struct { 229 struct kvm_debug_exit_arch arch; 230 } debug; 231 /* KVM_EXIT_MMIO */ 232 struct { 233 __u64 phys_addr; 234 __u8 data[8]; 235 __u32 len; 236 __u8 is_write; 237 } mmio; 238 /* KVM_EXIT_HYPERCALL */ 239 struct { 240 __u64 nr; 241 __u64 args[6]; 242 __u64 ret; 243 __u32 longmode; 244 __u32 pad; 245 } hypercall; 246 /* KVM_EXIT_TPR_ACCESS */ 247 struct { 248 __u64 rip; 249 __u32 is_write; 250 __u32 pad; 251 } tpr_access; 252 /* KVM_EXIT_S390_SIEIC */ 253 struct { 254 __u8 icptcode; 255 __u16 ipa; 256 __u32 ipb; 257 } s390_sieic; 258 /* KVM_EXIT_S390_RESET */ 259#define KVM_S390_RESET_POR 1 260#define KVM_S390_RESET_CLEAR 2 261#define KVM_S390_RESET_SUBSYSTEM 4 262#define KVM_S390_RESET_CPU_INIT 8 263#define KVM_S390_RESET_IPL 16 264 __u64 s390_reset_flags; 265 /* KVM_EXIT_S390_UCONTROL */ 266 struct { 267 __u64 trans_exc_code; 268 __u32 pgm_code; 269 } s390_ucontrol; 270 /* KVM_EXIT_DCR */ 271 struct { 272 __u32 dcrn; 273 __u32 data; 274 __u8 is_write; 275 } dcr; 276 struct { 277 __u32 suberror; 278 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */ 279 __u32 ndata; 280 __u64 data[16]; 281 } internal; 282 /* KVM_EXIT_OSI */ 283 struct { 284 __u64 gprs[32]; 285 } osi; 286 struct { 287 __u64 nr; 288 __u64 ret; 289 __u64 args[9]; 290 } papr_hcall; 291 /* KVM_EXIT_S390_TSCH */ 292 struct { 293 __u16 subchannel_id; 294 __u16 subchannel_nr; 295 __u32 io_int_parm; 296 __u32 io_int_word; 297 __u32 ipb; 298 __u8 dequeued; 299 } s390_tsch; 300 /* KVM_EXIT_EPR */ 301 struct { 302 __u32 epr; 303 } epr; 304 /* Fix the size of the union. */ 305 char padding[256]; 306 }; 307 308 /* 309 * shared registers between kvm and userspace. 310 * kvm_valid_regs specifies the register classes set by the host 311 * kvm_dirty_regs specified the register classes dirtied by userspace 312 * struct kvm_sync_regs is architecture specific, as well as the 313 * bits for kvm_valid_regs and kvm_dirty_regs 314 */ 315 __u64 kvm_valid_regs; 316 __u64 kvm_dirty_regs; 317 union { 318 struct kvm_sync_regs regs; 319 char padding[1024]; 320 } s; 321}; 322 323/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */ 324 325struct kvm_coalesced_mmio_zone { 326 __u64 addr; 327 __u32 size; 328 __u32 pad; 329}; 330 331struct kvm_coalesced_mmio { 332 __u64 phys_addr; 333 __u32 len; 334 __u32 pad; 335 __u8 data[8]; 336}; 337 338struct kvm_coalesced_mmio_ring { 339 __u32 first, last; 340 struct kvm_coalesced_mmio coalesced_mmio[0]; 341}; 342 343#define KVM_COALESCED_MMIO_MAX \ 344 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ 345 sizeof(struct kvm_coalesced_mmio)) 346 347/* for KVM_TRANSLATE */ 348struct kvm_translation { 349 /* in */ 350 __u64 linear_address; 351 352 /* out */ 353 __u64 physical_address; 354 __u8 valid; 355 __u8 writeable; 356 __u8 usermode; 357 __u8 pad[5]; 358}; 359 360/* for KVM_INTERRUPT */ 361struct kvm_interrupt { 362 /* in */ 363 __u32 irq; 364}; 365 366/* for KVM_GET_DIRTY_LOG */ 367struct kvm_dirty_log { 368 __u32 slot; 369 __u32 padding1; 370 union { 371 void __user *dirty_bitmap; /* one bit per page */ 372 __u64 padding2; 373 }; 374}; 375 376/* for KVM_SET_SIGNAL_MASK */ 377struct kvm_signal_mask { 378 __u32 len; 379 __u8 sigset[0]; 380}; 381 382/* for KVM_TPR_ACCESS_REPORTING */ 383struct kvm_tpr_access_ctl { 384 __u32 enabled; 385 __u32 flags; 386 __u32 reserved[8]; 387}; 388 389/* for KVM_SET_VAPIC_ADDR */ 390struct kvm_vapic_addr { 391 __u64 vapic_addr; 392}; 393 394/* for KVM_SET_MPSTATE */ 395 396#define KVM_MP_STATE_RUNNABLE 0 397#define KVM_MP_STATE_UNINITIALIZED 1 398#define KVM_MP_STATE_INIT_RECEIVED 2 399#define KVM_MP_STATE_HALTED 3 400#define KVM_MP_STATE_SIPI_RECEIVED 4 401 402struct kvm_mp_state { 403 __u32 mp_state; 404}; 405 406struct kvm_s390_psw { 407 __u64 mask; 408 __u64 addr; 409}; 410 411/* valid values for type in kvm_s390_interrupt */ 412#define KVM_S390_SIGP_STOP 0xfffe0000u 413#define KVM_S390_PROGRAM_INT 0xfffe0001u 414#define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 415#define KVM_S390_RESTART 0xfffe0003u 416#define KVM_S390_MCHK 0xfffe1000u 417#define KVM_S390_INT_VIRTIO 0xffff2603u 418#define KVM_S390_INT_SERVICE 0xffff2401u 419#define KVM_S390_INT_EMERGENCY 0xffff1201u 420#define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 421/* Anything below 0xfffe0000u is taken by INT_IO */ 422#define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ 423 (((schid)) | \ 424 ((ssid) << 16) | \ 425 ((cssid) << 18) | \ 426 ((ai) << 26)) 427#define KVM_S390_INT_IO_MIN 0x00000000u 428#define KVM_S390_INT_IO_MAX 0xfffdffffu 429 430 431struct kvm_s390_interrupt { 432 __u32 type; 433 __u32 parm; 434 __u64 parm64; 435}; 436 437/* for KVM_SET_GUEST_DEBUG */ 438 439#define KVM_GUESTDBG_ENABLE 0x00000001 440#define KVM_GUESTDBG_SINGLESTEP 0x00000002 441 442struct kvm_guest_debug { 443 __u32 control; 444 __u32 pad; 445 struct kvm_guest_debug_arch arch; 446}; 447 448enum { 449 kvm_ioeventfd_flag_nr_datamatch, 450 kvm_ioeventfd_flag_nr_pio, 451 kvm_ioeventfd_flag_nr_deassign, 452 kvm_ioeventfd_flag_nr_virtio_ccw_notify, 453 kvm_ioeventfd_flag_nr_max, 454}; 455 456#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) 457#define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) 458#define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) 459#define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \ 460 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify) 461 462#define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) 463 464struct kvm_ioeventfd { 465 __u64 datamatch; 466 __u64 addr; /* legal pio/mmio address */ 467 __u32 len; /* 1, 2, 4, or 8 bytes */ 468 __s32 fd; 469 __u32 flags; 470 __u8 pad[36]; 471}; 472 473/* for KVM_ENABLE_CAP */ 474struct kvm_enable_cap { 475 /* in */ 476 __u32 cap; 477 __u32 flags; 478 __u64 args[4]; 479 __u8 pad[64]; 480}; 481 482/* for KVM_PPC_GET_PVINFO */ 483struct kvm_ppc_pvinfo { 484 /* out */ 485 __u32 flags; 486 __u32 hcall[4]; 487 __u8 pad[108]; 488}; 489 490/* for KVM_PPC_GET_SMMU_INFO */ 491#define KVM_PPC_PAGE_SIZES_MAX_SZ 8 492 493struct kvm_ppc_one_page_size { 494 __u32 page_shift; /* Page shift (or 0) */ 495 __u32 pte_enc; /* Encoding in the HPTE (>>12) */ 496}; 497 498struct kvm_ppc_one_seg_page_size { 499 __u32 page_shift; /* Base page shift of segment (or 0) */ 500 __u32 slb_enc; /* SLB encoding for BookS */ 501 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; 502}; 503 504#define KVM_PPC_PAGE_SIZES_REAL 0x00000001 505#define KVM_PPC_1T_SEGMENTS 0x00000002 506 507struct kvm_ppc_smmu_info { 508 __u64 flags; 509 __u32 slb_size; 510 __u32 pad; 511 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; 512}; 513 514#define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) 515 516#define KVMIO 0xAE 517 518/* machine type bits, to be used as argument to KVM_CREATE_VM */ 519#define KVM_VM_S390_UCONTROL 1 520 521/* on ppc, 0 indicate default, 1 should force HV and 2 PR */ 522#define KVM_VM_PPC_HV 1 523#define KVM_VM_PPC_PR 2 524 525#define KVM_S390_SIE_PAGE_OFFSET 1 526 527/* 528 * ioctls for /dev/kvm fds: 529 */ 530#define KVM_GET_API_VERSION _IO(KVMIO, 0x00) 531#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */ 532#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) 533 534#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) 535/* 536 * Check if a kvm extension is available. Argument is extension number, 537 * return is 1 (yes) or 0 (no, sorry). 538 */ 539#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) 540/* 541 * Get size for mmap(vcpu_fd) 542 */ 543#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */ 544#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) 545#define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 546#define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 547#define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 548#define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2) 549 550/* 551 * Extension capability list. 552 */ 553#define KVM_CAP_IRQCHIP 0 554#define KVM_CAP_HLT 1 555#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 556#define KVM_CAP_USER_MEMORY 3 557#define KVM_CAP_SET_TSS_ADDR 4 558#define KVM_CAP_VAPIC 6 559#define KVM_CAP_EXT_CPUID 7 560#define KVM_CAP_CLOCKSOURCE 8 561#define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */ 562#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */ 563#define KVM_CAP_PIT 11 564#define KVM_CAP_NOP_IO_DELAY 12 565#define KVM_CAP_PV_MMU 13 566#define KVM_CAP_MP_STATE 14 567#define KVM_CAP_COALESCED_MMIO 15 568#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ 569#define KVM_CAP_DEVICE_ASSIGNMENT 17 570#define KVM_CAP_IOMMU 18 571#ifdef __KVM_HAVE_MSI 572#define KVM_CAP_DEVICE_MSI 20 573#endif 574/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ 575#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 576#ifdef __KVM_HAVE_USER_NMI 577#define KVM_CAP_USER_NMI 22 578#endif 579#ifdef __KVM_HAVE_GUEST_DEBUG 580#define KVM_CAP_SET_GUEST_DEBUG 23 581#endif 582#ifdef __KVM_HAVE_PIT 583#define KVM_CAP_REINJECT_CONTROL 24 584#endif 585#define KVM_CAP_IRQ_ROUTING 25 586#define KVM_CAP_IRQ_INJECT_STATUS 26 587#define KVM_CAP_DEVICE_DEASSIGNMENT 27 588#ifdef __KVM_HAVE_MSIX 589#define KVM_CAP_DEVICE_MSIX 28 590#endif 591#define KVM_CAP_ASSIGN_DEV_IRQ 29 592/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */ 593#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 594#ifdef __KVM_HAVE_MCE 595#define KVM_CAP_MCE 31 596#endif 597#define KVM_CAP_IRQFD 32 598#ifdef __KVM_HAVE_PIT 599#define KVM_CAP_PIT2 33 600#endif 601#define KVM_CAP_SET_BOOT_CPU_ID 34 602#ifdef __KVM_HAVE_PIT_STATE2 603#define KVM_CAP_PIT_STATE2 35 604#endif 605#define KVM_CAP_IOEVENTFD 36 606#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 607#ifdef __KVM_HAVE_XEN_HVM 608#define KVM_CAP_XEN_HVM 38 609#endif 610#define KVM_CAP_ADJUST_CLOCK 39 611#define KVM_CAP_INTERNAL_ERROR_DATA 40 612#ifdef __KVM_HAVE_VCPU_EVENTS 613#define KVM_CAP_VCPU_EVENTS 41 614#endif 615#define KVM_CAP_S390_PSW 42 616#define KVM_CAP_PPC_SEGSTATE 43 617#define KVM_CAP_HYPERV 44 618#define KVM_CAP_HYPERV_VAPIC 45 619#define KVM_CAP_HYPERV_SPIN 46 620#define KVM_CAP_PCI_SEGMENT 47 621#define KVM_CAP_PPC_PAIRED_SINGLES 48 622#define KVM_CAP_INTR_SHADOW 49 623#ifdef __KVM_HAVE_DEBUGREGS 624#define KVM_CAP_DEBUGREGS 50 625#endif 626#define KVM_CAP_X86_ROBUST_SINGLESTEP 51 627#define KVM_CAP_PPC_OSI 52 628#define KVM_CAP_PPC_UNSET_IRQ 53 629#define KVM_CAP_ENABLE_CAP 54 630#ifdef __KVM_HAVE_XSAVE 631#define KVM_CAP_XSAVE 55 632#endif 633#ifdef __KVM_HAVE_XCRS 634#define KVM_CAP_XCRS 56 635#endif 636#define KVM_CAP_PPC_GET_PVINFO 57 637#define KVM_CAP_PPC_IRQ_LEVEL 58 638#define KVM_CAP_ASYNC_PF 59 639#define KVM_CAP_TSC_CONTROL 60 640#define KVM_CAP_GET_TSC_KHZ 61 641#define KVM_CAP_PPC_BOOKE_SREGS 62 642#define KVM_CAP_SPAPR_TCE 63 643#define KVM_CAP_PPC_SMT 64 644#define KVM_CAP_PPC_RMA 65 645#define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ 646#define KVM_CAP_PPC_HIOR 67 647#define KVM_CAP_PPC_PAPR 68 648#define KVM_CAP_SW_TLB 69 649#define KVM_CAP_ONE_REG 70 650#define KVM_CAP_S390_GMAP 71 651#define KVM_CAP_TSC_DEADLINE_TIMER 72 652#define KVM_CAP_S390_UCONTROL 73 653#define KVM_CAP_SYNC_REGS 74 654#define KVM_CAP_PCI_2_3 75 655#define KVM_CAP_KVMCLOCK_CTRL 76 656#define KVM_CAP_SIGNAL_MSI 77 657#define KVM_CAP_PPC_GET_SMMU_INFO 78 658#define KVM_CAP_S390_COW 79 659#define KVM_CAP_PPC_ALLOC_HTAB 80 660#ifdef __KVM_HAVE_READONLY_MEM 661#define KVM_CAP_READONLY_MEM 81 662#endif 663#define KVM_CAP_IRQFD_RESAMPLE 82 664#define KVM_CAP_PPC_BOOKE_WATCHDOG 83 665#define KVM_CAP_PPC_HTAB_FD 84 666#define KVM_CAP_S390_CSS_SUPPORT 85 667#define KVM_CAP_PPC_EPR 86 668#define KVM_CAP_ARM_PSCI 87 669#define KVM_CAP_ARM_SET_DEVICE_ADDR 88 670#define KVM_CAP_DEVICE_CTRL 89 671#define KVM_CAP_IRQ_MPIC 90 672#define KVM_CAP_PPC_RTAS 91 673#define KVM_CAP_IRQ_XICS 92 674#define KVM_CAP_ARM_EL1_32BIT 93 675#define KVM_CAP_SPAPR_MULTITCE 94 676#define KVM_CAP_EXT_EMUL_CPUID 95 677#define KVM_CAP_HYPERV_TIME 96 678 679#ifdef KVM_CAP_IRQ_ROUTING 680 681struct kvm_irq_routing_irqchip { 682 __u32 irqchip; 683 __u32 pin; 684}; 685 686struct kvm_irq_routing_msi { 687 __u32 address_lo; 688 __u32 address_hi; 689 __u32 data; 690 __u32 pad; 691}; 692 693/* gsi routing entry types */ 694#define KVM_IRQ_ROUTING_IRQCHIP 1 695#define KVM_IRQ_ROUTING_MSI 2 696 697struct kvm_irq_routing_entry { 698 __u32 gsi; 699 __u32 type; 700 __u32 flags; 701 __u32 pad; 702 union { 703 struct kvm_irq_routing_irqchip irqchip; 704 struct kvm_irq_routing_msi msi; 705 __u32 pad[8]; 706 } u; 707}; 708 709struct kvm_irq_routing { 710 __u32 nr; 711 __u32 flags; 712 struct kvm_irq_routing_entry entries[0]; 713}; 714 715#endif 716 717#ifdef KVM_CAP_MCE 718/* x86 MCE */ 719struct kvm_x86_mce { 720 __u64 status; 721 __u64 addr; 722 __u64 misc; 723 __u64 mcg_status; 724 __u8 bank; 725 __u8 pad1[7]; 726 __u64 pad2[3]; 727}; 728#endif 729 730#ifdef KVM_CAP_XEN_HVM 731struct kvm_xen_hvm_config { 732 __u32 flags; 733 __u32 msr; 734 __u64 blob_addr_32; 735 __u64 blob_addr_64; 736 __u8 blob_size_32; 737 __u8 blob_size_64; 738 __u8 pad2[30]; 739}; 740#endif 741 742#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) 743/* 744 * Available with KVM_CAP_IRQFD_RESAMPLE 745 * 746 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies 747 * the irqfd to operate in resampling mode for level triggered interrupt 748 * emlation. See Documentation/virtual/kvm/api.txt. 749 */ 750#define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) 751 752struct kvm_irqfd { 753 __u32 fd; 754 __u32 gsi; 755 __u32 flags; 756 __u32 resamplefd; 757 __u8 pad[16]; 758}; 759 760struct kvm_clock_data { 761 __u64 clock; 762 __u32 flags; 763 __u32 pad[9]; 764}; 765 766#define KVM_MMU_FSL_BOOKE_NOHV 0 767#define KVM_MMU_FSL_BOOKE_HV 1 768 769struct kvm_config_tlb { 770 __u64 params; 771 __u64 array; 772 __u32 mmu_type; 773 __u32 array_len; 774}; 775 776struct kvm_dirty_tlb { 777 __u64 bitmap; 778 __u32 num_dirty; 779}; 780 781/* Available with KVM_CAP_ONE_REG */ 782 783#define KVM_REG_ARCH_MASK 0xff00000000000000ULL 784#define KVM_REG_GENERIC 0x0000000000000000ULL 785 786/* 787 * Architecture specific registers are to be defined in arch headers and 788 * ORed with the arch identifier. 789 */ 790#define KVM_REG_PPC 0x1000000000000000ULL 791#define KVM_REG_X86 0x2000000000000000ULL 792#define KVM_REG_IA64 0x3000000000000000ULL 793#define KVM_REG_ARM 0x4000000000000000ULL 794#define KVM_REG_S390 0x5000000000000000ULL 795#define KVM_REG_ARM64 0x6000000000000000ULL 796#define KVM_REG_MIPS 0x7000000000000000ULL 797 798#define KVM_REG_SIZE_SHIFT 52 799#define KVM_REG_SIZE_MASK 0x00f0000000000000ULL 800#define KVM_REG_SIZE_U8 0x0000000000000000ULL 801#define KVM_REG_SIZE_U16 0x0010000000000000ULL 802#define KVM_REG_SIZE_U32 0x0020000000000000ULL 803#define KVM_REG_SIZE_U64 0x0030000000000000ULL 804#define KVM_REG_SIZE_U128 0x0040000000000000ULL 805#define KVM_REG_SIZE_U256 0x0050000000000000ULL 806#define KVM_REG_SIZE_U512 0x0060000000000000ULL 807#define KVM_REG_SIZE_U1024 0x0070000000000000ULL 808 809struct kvm_reg_list { 810 __u64 n; /* number of regs */ 811 __u64 reg[0]; 812}; 813 814struct kvm_one_reg { 815 __u64 id; 816 __u64 addr; 817}; 818 819struct kvm_msi { 820 __u32 address_lo; 821 __u32 address_hi; 822 __u32 data; 823 __u32 flags; 824 __u8 pad[16]; 825}; 826 827struct kvm_arm_device_addr { 828 __u64 id; 829 __u64 addr; 830}; 831 832/* 833 * Device control API, available with KVM_CAP_DEVICE_CTRL 834 */ 835#define KVM_CREATE_DEVICE_TEST 1 836 837struct kvm_create_device { 838 __u32 type; /* in: KVM_DEV_TYPE_xxx */ 839 __u32 fd; /* out: device handle */ 840 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */ 841}; 842 843struct kvm_device_attr { 844 __u32 flags; /* no flags currently defined */ 845 __u32 group; /* device-defined */ 846 __u64 attr; /* group-defined */ 847 __u64 addr; /* userspace address of attr data */ 848}; 849 850#define KVM_DEV_TYPE_FSL_MPIC_20 1 851#define KVM_DEV_TYPE_FSL_MPIC_42 2 852#define KVM_DEV_TYPE_XICS 3 853#define KVM_DEV_TYPE_VFIO 4 854#define KVM_DEV_VFIO_GROUP 1 855#define KVM_DEV_VFIO_GROUP_ADD 1 856#define KVM_DEV_VFIO_GROUP_DEL 2 857#define KVM_DEV_TYPE_ARM_VGIC_V2 5 858 859/* 860 * ioctls for VM fds 861 */ 862#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) 863/* 864 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns 865 * a vcpu fd. 866 */ 867#define KVM_CREATE_VCPU _IO(KVMIO, 0x41) 868#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) 869/* KVM_SET_MEMORY_ALIAS is obsolete: */ 870#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) 871#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) 872#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) 873#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ 874 struct kvm_userspace_memory_region) 875#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) 876#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) 877 878/* enable ucontrol for s390 */ 879struct kvm_s390_ucas_mapping { 880 __u64 user_addr; 881 __u64 vcpu_addr; 882 __u64 length; 883}; 884#define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) 885#define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) 886#define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) 887 888/* Device model IOC */ 889#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) 890#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) 891#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) 892#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) 893#define KVM_CREATE_PIT _IO(KVMIO, 0x64) 894#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) 895#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) 896#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) 897#define KVM_REGISTER_COALESCED_MMIO \ 898 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) 899#define KVM_UNREGISTER_COALESCED_MMIO \ 900 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) 901#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ 902 struct kvm_assigned_pci_dev) 903#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) 904/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */ 905#define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 906#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) 907#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) 908#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ 909 struct kvm_assigned_pci_dev) 910#define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ 911 struct kvm_assigned_msix_nr) 912#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ 913 struct kvm_assigned_msix_entry) 914#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) 915#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) 916#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) 917#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) 918#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) 919#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) 920#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) 921#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) 922/* Available with KVM_CAP_PIT_STATE2 */ 923#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) 924#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) 925/* Available with KVM_CAP_PPC_GET_PVINFO */ 926#define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) 927/* Available with KVM_CAP_TSC_CONTROL */ 928#define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) 929#define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) 930/* Available with KVM_CAP_PCI_2_3 */ 931#define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ 932 struct kvm_assigned_pci_dev) 933/* Available with KVM_CAP_SIGNAL_MSI */ 934#define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) 935/* Available with KVM_CAP_PPC_GET_SMMU_INFO */ 936#define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) 937/* Available with KVM_CAP_PPC_ALLOC_HTAB */ 938#define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) 939#define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) 940/* Available with KVM_CAP_RMA */ 941#define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) 942/* Available with KVM_CAP_PPC_HTAB_FD */ 943#define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) 944/* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */ 945#define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) 946/* Available with KVM_CAP_PPC_RTAS */ 947#define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args) 948 949/* ioctl for vm fd */ 950#define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) 951 952/* ioctls for fds returned by KVM_CREATE_DEVICE */ 953#define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr) 954#define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr) 955#define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr) 956 957/* 958 * ioctls for vcpu fds 959 */ 960#define KVM_RUN _IO(KVMIO, 0x80) 961#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) 962#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) 963#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) 964#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) 965#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) 966#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) 967/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */ 968#define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 969#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) 970#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) 971#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) 972#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) 973#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) 974#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) 975#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) 976#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) 977#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) 978#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) 979/* Available with KVM_CAP_VAPIC */ 980#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) 981/* Available with KVM_CAP_VAPIC */ 982#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) 983/* valid for virtual machine (for floating interrupt)_and_ vcpu */ 984#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) 985/* store status for s390 */ 986#define KVM_S390_STORE_STATUS_NOADDR (-1ul) 987#define KVM_S390_STORE_STATUS_PREFIXED (-2ul) 988#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) 989/* initial ipl psw for s390 */ 990#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) 991/* initial reset for s390 */ 992#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) 993#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) 994#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) 995/* Available with KVM_CAP_NMI */ 996#define KVM_NMI _IO(KVMIO, 0x9a) 997/* Available with KVM_CAP_SET_GUEST_DEBUG */ 998#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) 999/* MCE for x86 */ 1000#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) 1001#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) 1002#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) 1003/* IA64 stack access */ 1004#define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *) 1005#define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *) 1006/* Available with KVM_CAP_VCPU_EVENTS */ 1007#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) 1008#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) 1009/* Available with KVM_CAP_DEBUGREGS */ 1010#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) 1011#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) 1012#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) 1013/* Available with KVM_CAP_XSAVE */ 1014#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) 1015#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) 1016/* Available with KVM_CAP_XCRS */ 1017#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) 1018#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) 1019/* Available with KVM_CAP_SW_TLB */ 1020#define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) 1021/* Available with KVM_CAP_ONE_REG */ 1022#define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) 1023#define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) 1024/* VM is being stopped by host */ 1025#define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) 1026#define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init) 1027#define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init) 1028#define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list) 1029 1030#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) 1031#define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) 1032#define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) 1033 1034struct kvm_assigned_pci_dev { 1035 __u32 assigned_dev_id; 1036 __u32 busnr; 1037 __u32 devfn; 1038 __u32 flags; 1039 __u32 segnr; 1040 union { 1041 __u32 reserved[11]; 1042 }; 1043}; 1044 1045#define KVM_DEV_IRQ_HOST_INTX (1 << 0) 1046#define KVM_DEV_IRQ_HOST_MSI (1 << 1) 1047#define KVM_DEV_IRQ_HOST_MSIX (1 << 2) 1048 1049#define KVM_DEV_IRQ_GUEST_INTX (1 << 8) 1050#define KVM_DEV_IRQ_GUEST_MSI (1 << 9) 1051#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) 1052 1053#define KVM_DEV_IRQ_HOST_MASK 0x00ff 1054#define KVM_DEV_IRQ_GUEST_MASK 0xff00 1055 1056struct kvm_assigned_irq { 1057 __u32 assigned_dev_id; 1058 __u32 host_irq; /* ignored (legacy field) */ 1059 __u32 guest_irq; 1060 __u32 flags; 1061 union { 1062 __u32 reserved[12]; 1063 }; 1064}; 1065 1066struct kvm_assigned_msix_nr { 1067 __u32 assigned_dev_id; 1068 __u16 entry_nr; 1069 __u16 padding; 1070}; 1071 1072#define KVM_MAX_MSIX_PER_DEV 256 1073struct kvm_assigned_msix_entry { 1074 __u32 assigned_dev_id; 1075 __u32 gsi; 1076 __u16 entry; /* The index of entry in the MSI-X table */ 1077 __u16 padding[3]; 1078}; 1079 1080#endif /* __LINUX_KVM_H */ 1081