linux-headers/linux/kvm.h

   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/types.h>
  12
  13 #include <linux/ioctl.h>
  14 #include <asm/kvm.h>
  15
  16 #define KVM_API_VERSION 12
  17
  18 /* *** Deprecated interfaces *** */
  19
  20 #define KVM_TRC_SHIFT           16
  21
  22 #define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
  23 #define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))
  24
  25 #define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
  26 #define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
  27 #define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
  28
  29 #define KVM_TRC_HEAD_SIZE       12
  30 #define KVM_TRC_CYCLE_SIZE      8
  31 #define KVM_TRC_EXTRA_MAX       7
  32
  33 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
  34 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
  35 #define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
  36 #define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
  37 #define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
  38 #define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
  39 #define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
  40 #define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
  41 #define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
  42 #define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
  43 #define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
  44 #define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
  45 #define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
  46 #define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
  47 #define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
  48 #define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
  49 #define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
  50 #define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
  51 #define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
  52 #define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
  53 #define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
  54 #define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
  55 #define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
  56 #define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
  57
  58 struct kvm_user_trace_setup {
  59         __u32 buf_size;
  60         __u32 buf_nr;
  61 };
  62
  63 #define __KVM_DEPRECATED_MAIN_W_0x06 \
  64         _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
  65 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
  66 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
  67
  68 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
  69
  70 struct kvm_breakpoint {
  71         __u32 enabled;
  72         __u32 padding;
  73         __u64 address;
  74 };
  75
  76 struct kvm_debug_guest {
  77         __u32 enabled;
  78         __u32 pad;
  79         struct kvm_breakpoint breakpoints[4];
  80         __u32 singlestep;
  81 };
  82
  83 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
  84
  85 /* *** End of deprecated interfaces *** */
  86
  87
  88 /* for KVM_CREATE_MEMORY_REGION */
  89 struct kvm_memory_region {
  90         __u32 slot;
  91         __u32 flags;
  92         __u64 guest_phys_addr;
  93         __u64 memory_size; /* bytes */
  94 };
  95
  96 /* for KVM_SET_USER_MEMORY_REGION */
  97 struct kvm_userspace_memory_region {
  98         __u32 slot;
  99         __u32 flags;
 100         __u64 guest_phys_addr;
 101         __u64 memory_size; /* bytes */
 102         __u64 userspace_addr; /* start of the userspace allocated memory */
 103 };
 104
 105 /*
 106  * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
 107  * other bits are reserved for kvm internal use which are defined in
 108  * include/linux/kvm_host.h.
 109  */
 110 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
 111 #define KVM_MEM_READONLY        (1UL << 1)
 112
 113 /* for KVM_IRQ_LINE */
 114 struct kvm_irq_level {
 115         /*
 116          * ACPI gsi notion of irq.
 117          * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
 118          * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
 119          * For ARM: See Documentation/virt/kvm/api.txt
 120          */
 121         union {
 122                 __u32 irq;
 123                 __s32 status;
 124         };
 125         __u32 level;
 126 };
 127
 128
 129 struct kvm_irqchip {
 130         __u32 chip_id;
 131         __u32 pad;
 132         union {
 133                 char dummy[512];  /* reserving space */
 134 #ifdef __KVM_HAVE_PIT
 135                 struct kvm_pic_state pic;
 136 #endif
 137 #ifdef __KVM_HAVE_IOAPIC
 138                 struct kvm_ioapic_state ioapic;
 139 #endif
 140         } chip;
 141 };
 142
 143 /* for KVM_CREATE_PIT2 */
 144 struct kvm_pit_config {
 145         __u32 flags;
 146         __u32 pad[15];
 147 };
 148
 149 #define KVM_PIT_SPEAKER_DUMMY     1
 150
 151 struct kvm_s390_skeys {
 152         __u64 start_gfn;
 153         __u64 count;
 154         __u64 skeydata_addr;
 155         __u32 flags;
 156         __u32 reserved[9];
 157 };
 158
 159 #define KVM_S390_CMMA_PEEK (1 << 0)
 160
 161 /**
 162  * kvm_s390_cmma_log - Used for CMMA migration.
 163  *
 164  * Used both for input and output.
 165  *
 166  * @start_gfn: Guest page number to start from.
 167  * @count: Size of the result buffer.
 168  * @flags: Control operation mode via KVM_S390_CMMA_* flags
 169  * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
 170  *             pages are still remaining.
 171  * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
 172  *        in the PGSTE.
 173  * @values: Pointer to the values buffer.
 174  *
 175  * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
 176  */
 177 struct kvm_s390_cmma_log {
 178         __u64 start_gfn;
 179         __u32 count;
 180         __u32 flags;
 181         union {
 182                 __u64 remaining;
 183                 __u64 mask;
 184         };
 185         __u64 values;
 186 };
 187
 188 struct kvm_hyperv_exit {
 189 #define KVM_EXIT_HYPERV_SYNIC          1
 190 #define KVM_EXIT_HYPERV_HCALL          2
 191         __u32 type;
 192         union {
 193                 struct {
 194                         __u32 msr;
 195                         __u64 control;
 196                         __u64 evt_page;
 197                         __u64 msg_page;
 198                 } synic;
 199                 struct {
 200                         __u64 input;
 201                         __u64 result;
 202                         __u64 params[2];
 203                 } hcall;
 204         } u;
 205 };
 206
 207 #define KVM_S390_GET_SKEYS_NONE   1
 208 #define KVM_S390_SKEYS_MAX        1048576
 209
 210 #define KVM_EXIT_UNKNOWN          0
 211 #define KVM_EXIT_EXCEPTION        1
 212 #define KVM_EXIT_IO               2
 213 #define KVM_EXIT_HYPERCALL        3
 214 #define KVM_EXIT_DEBUG            4
 215 #define KVM_EXIT_HLT              5
 216 #define KVM_EXIT_MMIO             6
 217 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
 218 #define KVM_EXIT_SHUTDOWN         8
 219 #define KVM_EXIT_FAIL_ENTRY       9
 220 #define KVM_EXIT_INTR             10
 221 #define KVM_EXIT_SET_TPR          11
 222 #define KVM_EXIT_TPR_ACCESS       12
 223 #define KVM_EXIT_S390_SIEIC       13
 224 #define KVM_EXIT_S390_RESET       14
 225 #define KVM_EXIT_DCR              15 /* deprecated */
 226 #define KVM_EXIT_NMI              16
 227 #define KVM_EXIT_INTERNAL_ERROR   17
 228 #define KVM_EXIT_OSI              18
 229 #define KVM_EXIT_PAPR_HCALL       19
 230 #define KVM_EXIT_S390_UCONTROL    20
 231 #define KVM_EXIT_WATCHDOG         21
 232 #define KVM_EXIT_S390_TSCH        22
 233 #define KVM_EXIT_EPR              23
 234 #define KVM_EXIT_SYSTEM_EVENT     24
 235 #define KVM_EXIT_S390_STSI        25
 236 #define KVM_EXIT_IOAPIC_EOI       26
 237 #define KVM_EXIT_HYPERV           27
 238 #define KVM_EXIT_ARM_NISV         28
 239
 240 /* For KVM_EXIT_INTERNAL_ERROR */
 241 /* Emulate instruction failed. */
 242 #define KVM_INTERNAL_ERROR_EMULATION    1
 243 /* Encounter unexpected simultaneous exceptions. */
 244 #define KVM_INTERNAL_ERROR_SIMUL_EX     2
 245 /* Encounter unexpected vm-exit due to delivery event. */
 246 #define KVM_INTERNAL_ERROR_DELIVERY_EV  3
 247 /* Encounter unexpected vm-exit reason */
 248 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON       4
 249
 250 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 251 struct kvm_run {
 252         /* in */
 253         __u8 request_interrupt_window;
 254         __u8 immediate_exit;
 255         __u8 padding1[6];
 256
 257         /* out */
 258         __u32 exit_reason;
 259         __u8 ready_for_interrupt_injection;
 260         __u8 if_flag;
 261         __u16 flags;
 262
 263         /* in (pre_kvm_run), out (post_kvm_run) */
 264         __u64 cr8;
 265         __u64 apic_base;
 266
 267 #ifdef __KVM_S390
 268         /* the processor status word for s390 */
 269         __u64 psw_mask; /* psw upper half */
 270         __u64 psw_addr; /* psw lower half */
 271 #endif
 272         union {
 273                 /* KVM_EXIT_UNKNOWN */
 274                 struct {
 275                         __u64 hardware_exit_reason;
 276                 } hw;
 277                 /* KVM_EXIT_FAIL_ENTRY */
 278                 struct {
 279                         __u64 hardware_entry_failure_reason;
 280                 } fail_entry;
 281                 /* KVM_EXIT_EXCEPTION */
 282                 struct {
 283                         __u32 exception;
 284                         __u32 error_code;
 285                 } ex;
 286                 /* KVM_EXIT_IO */
 287                 struct {
 288 #define KVM_EXIT_IO_IN  0
 289 #define KVM_EXIT_IO_OUT 1
 290                         __u8 direction;
 291                         __u8 size; /* bytes */
 292                         __u16 port;
 293                         __u32 count;
 294                         __u64 data_offset; /* relative to kvm_run start */
 295                 } io;
 296                 /* KVM_EXIT_DEBUG */
 297                 struct {
 298                         struct kvm_debug_exit_arch arch;
 299                 } debug;
 300                 /* KVM_EXIT_MMIO */
 301                 struct {
 302                         __u64 phys_addr;
 303                         __u8  data[8];
 304                         __u32 len;
 305                         __u8  is_write;
 306                 } mmio;
 307                 /* KVM_EXIT_HYPERCALL */
 308                 struct {
 309                         __u64 nr;
 310                         __u64 args[6];
 311                         __u64 ret;
 312                         __u32 longmode;
 313                         __u32 pad;
 314                 } hypercall;
 315                 /* KVM_EXIT_TPR_ACCESS */
 316                 struct {
 317                         __u64 rip;
 318                         __u32 is_write;
 319                         __u32 pad;
 320                 } tpr_access;
 321                 /* KVM_EXIT_S390_SIEIC */
 322                 struct {
 323                         __u8 icptcode;
 324                         __u16 ipa;
 325                         __u32 ipb;
 326                 } s390_sieic;
 327                 /* KVM_EXIT_S390_RESET */
 328 #define KVM_S390_RESET_POR       1
 329 #define KVM_S390_RESET_CLEAR     2
 330 #define KVM_S390_RESET_SUBSYSTEM 4
 331 #define KVM_S390_RESET_CPU_INIT  8
 332 #define KVM_S390_RESET_IPL       16
 333                 __u64 s390_reset_flags;
 334                 /* KVM_EXIT_S390_UCONTROL */
 335                 struct {
 336                         __u64 trans_exc_code;
 337                         __u32 pgm_code;
 338                 } s390_ucontrol;
 339                 /* KVM_EXIT_DCR (deprecated) */
 340                 struct {
 341                         __u32 dcrn;
 342                         __u32 data;
 343                         __u8  is_write;
 344                 } dcr;
 345                 /* KVM_EXIT_INTERNAL_ERROR */
 346                 struct {
 347                         __u32 suberror;
 348                         /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 349                         __u32 ndata;
 350                         __u64 data[16];
 351                 } internal;
 352                 /* KVM_EXIT_OSI */
 353                 struct {
 354                         __u64 gprs[32];
 355                 } osi;
 356                 /* KVM_EXIT_PAPR_HCALL */
 357                 struct {
 358                         __u64 nr;
 359                         __u64 ret;
 360                         __u64 args[9];
 361                 } papr_hcall;
 362                 /* KVM_EXIT_S390_TSCH */
 363                 struct {
 364                         __u16 subchannel_id;
 365                         __u16 subchannel_nr;
 366                         __u32 io_int_parm;
 367                         __u32 io_int_word;
 368                         __u32 ipb;
 369                         __u8 dequeued;
 370                 } s390_tsch;
 371                 /* KVM_EXIT_EPR */
 372                 struct {
 373                         __u32 epr;
 374                 } epr;
 375                 /* KVM_EXIT_SYSTEM_EVENT */
 376                 struct {
 377 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
 378 #define KVM_SYSTEM_EVENT_RESET          2
 379 #define KVM_SYSTEM_EVENT_CRASH          3
 380                         __u32 type;
 381                         __u64 flags;
 382                 } system_event;
 383                 /* KVM_EXIT_S390_STSI */
 384                 struct {
 385                         __u64 addr;
 386                         __u8 ar;
 387                         __u8 reserved;
 388                         __u8 fc;
 389                         __u8 sel1;
 390                         __u16 sel2;
 391                 } s390_stsi;
 392                 /* KVM_EXIT_IOAPIC_EOI */
 393                 struct {
 394                         __u8 vector;
 395                 } eoi;
 396                 /* KVM_EXIT_HYPERV */
 397                 struct kvm_hyperv_exit hyperv;
 398                 /* KVM_EXIT_ARM_NISV */
 399                 struct {
 400                         __u64 esr_iss;
 401                         __u64 fault_ipa;
 402                 } arm_nisv;
 403                 /* Fix the size of the union. */
 404                 char padding[256];
 405         };
 406
 407         /* 2048 is the size of the char array used to bound/pad the size
 408          * of the union that holds sync regs.
 409          */
 410         #define SYNC_REGS_SIZE_BYTES 2048
 411         /*
 412          * shared registers between kvm and userspace.
 413          * kvm_valid_regs specifies the register classes set by the host
 414          * kvm_dirty_regs specified the register classes dirtied by userspace
 415          * struct kvm_sync_regs is architecture specific, as well as the
 416          * bits for kvm_valid_regs and kvm_dirty_regs
 417          */
 418         __u64 kvm_valid_regs;
 419         __u64 kvm_dirty_regs;
 420         union {
 421                 struct kvm_sync_regs regs;
 422                 char padding[SYNC_REGS_SIZE_BYTES];
 423         } s;
 424 };
 425
 426 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
 427
 428 struct kvm_coalesced_mmio_zone {
 429         __u64 addr;
 430         __u32 size;
 431         union {
 432                 __u32 pad;
 433                 __u32 pio;
 434         };
 435 };
 436
 437 struct kvm_coalesced_mmio {
 438         __u64 phys_addr;
 439         __u32 len;
 440         union {
 441                 __u32 pad;
 442                 __u32 pio;
 443         };
 444         __u8  data[8];
 445 };
 446
 447 struct kvm_coalesced_mmio_ring {
 448         __u32 first, last;
 449         struct kvm_coalesced_mmio coalesced_mmio[0];
 450 };
 451
 452 #define KVM_COALESCED_MMIO_MAX \
 453         ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 454          sizeof(struct kvm_coalesced_mmio))
 455
 456 /* for KVM_TRANSLATE */
 457 struct kvm_translation {
 458         /* in */
 459         __u64 linear_address;
 460
 461         /* out */
 462         __u64 physical_address;
 463         __u8  valid;
 464         __u8  writeable;
 465         __u8  usermode;
 466         __u8  pad[5];
 467 };
 468
 469 /* for KVM_S390_MEM_OP */
 470 struct kvm_s390_mem_op {
 471         /* in */
 472         __u64 gaddr;            /* the guest address */
 473         __u64 flags;            /* flags */
 474         __u32 size;             /* amount of bytes */
 475         __u32 op;               /* type of operation */
 476         __u64 buf;              /* buffer in userspace */
 477         union {
 478                 __u8 ar;        /* the access register number */
 479                 __u32 sida_offset; /* offset into the sida */
 480                 __u8 reserved[32]; /* should be set to 0 */
 481         };
 482 };
 483 /* types for kvm_s390_mem_op->op */
 484 #define KVM_S390_MEMOP_LOGICAL_READ     0
 485 #define KVM_S390_MEMOP_LOGICAL_WRITE    1
 486 #define KVM_S390_MEMOP_SIDA_READ        2
 487 #define KVM_S390_MEMOP_SIDA_WRITE       3
 488 /* flags for kvm_s390_mem_op->flags */
 489 #define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
 490 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
 491
 492 /* for KVM_INTERRUPT */
 493 struct kvm_interrupt {
 494         /* in */
 495         __u32 irq;
 496 };
 497
 498 /* for KVM_GET_DIRTY_LOG */
 499 struct kvm_dirty_log {
 500         __u32 slot;
 501         __u32 padding1;
 502         union {
 503                 void *dirty_bitmap; /* one bit per page */
 504                 __u64 padding2;
 505         };
 506 };
 507
 508 /* for KVM_CLEAR_DIRTY_LOG */
 509 struct kvm_clear_dirty_log {
 510         __u32 slot;
 511         __u32 num_pages;
 512         __u64 first_page;
 513         union {
 514                 void *dirty_bitmap; /* one bit per page */
 515                 __u64 padding2;
 516         };
 517 };
 518
 519 /* for KVM_SET_SIGNAL_MASK */
 520 struct kvm_signal_mask {
 521         __u32 len;
 522         __u8  sigset[0];
 523 };
 524
 525 /* for KVM_TPR_ACCESS_REPORTING */
 526 struct kvm_tpr_access_ctl {
 527         __u32 enabled;
 528         __u32 flags;
 529         __u32 reserved[8];
 530 };
 531
 532 /* for KVM_SET_VAPIC_ADDR */
 533 struct kvm_vapic_addr {
 534         __u64 vapic_addr;
 535 };
 536
 537 /* for KVM_SET_MP_STATE */
 538
 539 /* not all states are valid on all architectures */
 540 #define KVM_MP_STATE_RUNNABLE          0
 541 #define KVM_MP_STATE_UNINITIALIZED     1
 542 #define KVM_MP_STATE_INIT_RECEIVED     2
 543 #define KVM_MP_STATE_HALTED            3
 544 #define KVM_MP_STATE_SIPI_RECEIVED     4
 545 #define KVM_MP_STATE_STOPPED           5
 546 #define KVM_MP_STATE_CHECK_STOP        6
 547 #define KVM_MP_STATE_OPERATING         7
 548 #define KVM_MP_STATE_LOAD              8
 549
 550 struct kvm_mp_state {
 551         __u32 mp_state;
 552 };
 553
 554 struct kvm_s390_psw {
 555         __u64 mask;
 556         __u64 addr;
 557 };
 558
 559 /* valid values for type in kvm_s390_interrupt */
 560 #define KVM_S390_SIGP_STOP              0xfffe0000u
 561 #define KVM_S390_PROGRAM_INT            0xfffe0001u
 562 #define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
 563 #define KVM_S390_RESTART                0xfffe0003u
 564 #define KVM_S390_INT_PFAULT_INIT        0xfffe0004u
 565 #define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
 566 #define KVM_S390_MCHK                   0xfffe1000u
 567 #define KVM_S390_INT_CLOCK_COMP         0xffff1004u
 568 #define KVM_S390_INT_CPU_TIMER          0xffff1005u
 569 #define KVM_S390_INT_VIRTIO             0xffff2603u
 570 #define KVM_S390_INT_SERVICE            0xffff2401u
 571 #define KVM_S390_INT_EMERGENCY          0xffff1201u
 572 #define KVM_S390_INT_EXTERNAL_CALL      0xffff1202u
 573 /* Anything below 0xfffe0000u is taken by INT_IO */
 574 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
 575         (((schid)) |                           \
 576          ((ssid) << 16) |                      \
 577          ((cssid) << 18) |                     \
 578          ((ai) << 26))
 579 #define KVM_S390_INT_IO_MIN             0x00000000u
 580 #define KVM_S390_INT_IO_MAX             0xfffdffffu
 581 #define KVM_S390_INT_IO_AI_MASK         0x04000000u
 582
 583
 584 struct kvm_s390_interrupt {
 585         __u32 type;
 586         __u32 parm;
 587         __u64 parm64;
 588 };
 589
 590 struct kvm_s390_io_info {
 591         __u16 subchannel_id;
 592         __u16 subchannel_nr;
 593         __u32 io_int_parm;
 594         __u32 io_int_word;
 595 };
 596
 597 struct kvm_s390_ext_info {
 598         __u32 ext_params;
 599         __u32 pad;
 600         __u64 ext_params2;
 601 };
 602
 603 struct kvm_s390_pgm_info {
 604         __u64 trans_exc_code;
 605         __u64 mon_code;
 606         __u64 per_address;
 607         __u32 data_exc_code;
 608         __u16 code;
 609         __u16 mon_class_nr;
 610         __u8 per_code;
 611         __u8 per_atmid;
 612         __u8 exc_access_id;
 613         __u8 per_access_id;
 614         __u8 op_access_id;
 615 #define KVM_S390_PGM_FLAGS_ILC_VALID    0x01
 616 #define KVM_S390_PGM_FLAGS_ILC_0        0x02
 617 #define KVM_S390_PGM_FLAGS_ILC_1        0x04
 618 #define KVM_S390_PGM_FLAGS_ILC_MASK     0x06
 619 #define KVM_S390_PGM_FLAGS_NO_REWIND    0x08
 620         __u8 flags;
 621         __u8 pad[2];
 622 };
 623
 624 struct kvm_s390_prefix_info {
 625         __u32 address;
 626 };
 627
 628 struct kvm_s390_extcall_info {
 629         __u16 code;
 630 };
 631
 632 struct kvm_s390_emerg_info {
 633         __u16 code;
 634 };
 635
 636 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
 637 struct kvm_s390_stop_info {
 638         __u32 flags;
 639 };
 640
 641 struct kvm_s390_mchk_info {
 642         __u64 cr14;
 643         __u64 mcic;
 644         __u64 failing_storage_address;
 645         __u32 ext_damage_code;
 646         __u32 pad;
 647         __u8 fixed_logout[16];
 648 };
 649
 650 struct kvm_s390_irq {
 651         __u64 type;
 652         union {
 653                 struct kvm_s390_io_info io;
 654                 struct kvm_s390_ext_info ext;
 655                 struct kvm_s390_pgm_info pgm;
 656                 struct kvm_s390_emerg_info emerg;
 657                 struct kvm_s390_extcall_info extcall;
 658                 struct kvm_s390_prefix_info prefix;
 659                 struct kvm_s390_stop_info stop;
 660                 struct kvm_s390_mchk_info mchk;
 661                 char reserved[64];
 662         } u;
 663 };
 664
 665 struct kvm_s390_irq_state {
 666         __u64 buf;
 667         __u32 flags;        /* will stay unused for compatibility reasons */
 668         __u32 len;
 669         __u32 reserved[4];  /* will stay unused for compatibility reasons */
 670 };
 671
 672 /* for KVM_SET_GUEST_DEBUG */
 673
 674 #define KVM_GUESTDBG_ENABLE             0x00000001
 675 #define KVM_GUESTDBG_SINGLESTEP         0x00000002
 676
 677 struct kvm_guest_debug {
 678         __u32 control;
 679         __u32 pad;
 680         struct kvm_guest_debug_arch arch;
 681 };
 682
 683 enum {
 684         kvm_ioeventfd_flag_nr_datamatch,
 685         kvm_ioeventfd_flag_nr_pio,
 686         kvm_ioeventfd_flag_nr_deassign,
 687         kvm_ioeventfd_flag_nr_virtio_ccw_notify,
 688         kvm_ioeventfd_flag_nr_fast_mmio,
 689         kvm_ioeventfd_flag_nr_max,
 690 };
 691
 692 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 693 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 694 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
 695 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
 696         (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
 697
 698 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
 699
 700 struct kvm_ioeventfd {
 701         __u64 datamatch;
 702         __u64 addr;        /* legal pio/mmio address */
 703         __u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
 704         __s32 fd;
 705         __u32 flags;
 706         __u8  pad[36];
 707 };
 708
 709 #define KVM_X86_DISABLE_EXITS_MWAIT          (1 << 0)
 710 #define KVM_X86_DISABLE_EXITS_HLT            (1 << 1)
 711 #define KVM_X86_DISABLE_EXITS_PAUSE          (1 << 2)
 712 #define KVM_X86_DISABLE_EXITS_CSTATE         (1 << 3)
 713 #define KVM_X86_DISABLE_VALID_EXITS          (KVM_X86_DISABLE_EXITS_MWAIT | \
 714                                               KVM_X86_DISABLE_EXITS_HLT | \
 715                                               KVM_X86_DISABLE_EXITS_PAUSE | \
 716                                               KVM_X86_DISABLE_EXITS_CSTATE)
 717
 718 /* for KVM_ENABLE_CAP */
 719 struct kvm_enable_cap {
 720         /* in */
 721         __u32 cap;
 722         __u32 flags;
 723         __u64 args[4];
 724         __u8  pad[64];
 725 };
 726
 727 /* for KVM_PPC_GET_PVINFO */
 728
 729 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
 730
 731 struct kvm_ppc_pvinfo {
 732         /* out */
 733         __u32 flags;
 734         __u32 hcall[4];
 735         __u8  pad[108];
 736 };
 737
 738 /* for KVM_PPC_GET_SMMU_INFO */
 739 #define KVM_PPC_PAGE_SIZES_MAX_SZ       8
 740
 741 struct kvm_ppc_one_page_size {
 742         __u32 page_shift;       /* Page shift (or 0) */
 743         __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
 744 };
 745
 746 struct kvm_ppc_one_seg_page_size {
 747         __u32 page_shift;       /* Base page shift of segment (or 0) */
 748         __u32 slb_enc;          /* SLB encoding for BookS */
 749         struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
 750 };
 751
 752 #define KVM_PPC_PAGE_SIZES_REAL         0x00000001
 753 #define KVM_PPC_1T_SEGMENTS             0x00000002
 754 #define KVM_PPC_NO_HASH                 0x00000004
 755
 756 struct kvm_ppc_smmu_info {
 757         __u64 flags;
 758         __u32 slb_size;
 759         __u16 data_keys;        /* # storage keys supported for data */
 760         __u16 instr_keys;       /* # storage keys supported for instructions */
 761         struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
 762 };
 763
 764 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
 765 struct kvm_ppc_resize_hpt {
 766         __u64 flags;
 767         __u32 shift;
 768         __u32 pad;
 769 };
 770
 771 #define KVMIO 0xAE
 772
 773 /* machine type bits, to be used as argument to KVM_CREATE_VM */
 774 #define KVM_VM_S390_UCONTROL    1
 775
 776 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
 777 #define KVM_VM_PPC_HV 1
 778 #define KVM_VM_PPC_PR 2
 779
 780 /* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */
 781 #define KVM_VM_MIPS_TE          0
 782 #define KVM_VM_MIPS_VZ          1
 783
 784 #define KVM_S390_SIE_PAGE_OFFSET 1
 785
 786 /*
 787  * On arm64, machine type can be used to request the physical
 788  * address size for the VM. Bits[7-0] are reserved for the guest
 789  * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
 790  * value 0 implies the default IPA size, 40bits.
 791  */
 792 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK   0xffULL
 793 #define KVM_VM_TYPE_ARM_IPA_SIZE(x)             \
 794         ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
 795 /*
 796  * ioctls for /dev/kvm fds:
 797  */
 798 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 799 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 800 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
 801
 802 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 803 /*
 804  * Check if a kvm extension is available.  Argument is extension number,
 805  * return is 1 (yes) or 0 (no, sorry).
 806  */
 807 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 808 /*
 809  * Get size for mmap(vcpu_fd)
 810  */
 811 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 812 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 813 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 814 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 815 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
 816 #define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
 817 #define KVM_GET_MSR_FEATURE_INDEX_LIST    _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
 818
 819 /*
 820  * Extension capability list.
 821  */
 822 #define KVM_CAP_IRQCHIP   0
 823 #define KVM_CAP_HLT       1
 824 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 825 #define KVM_CAP_USER_MEMORY 3
 826 #define KVM_CAP_SET_TSS_ADDR 4
 827 #define KVM_CAP_VAPIC 6
 828 #define KVM_CAP_EXT_CPUID 7
 829 #define KVM_CAP_CLOCKSOURCE 8
 830 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
 831 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 832 #define KVM_CAP_PIT 11
 833 #define KVM_CAP_NOP_IO_DELAY 12
 834 #define KVM_CAP_PV_MMU 13
 835 #define KVM_CAP_MP_STATE 14
 836 #define KVM_CAP_COALESCED_MMIO 15
 837 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 838 #define KVM_CAP_IOMMU 18
 839 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 840 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 841 #define KVM_CAP_USER_NMI 22
 842 #ifdef __KVM_HAVE_GUEST_DEBUG
 843 #define KVM_CAP_SET_GUEST_DEBUG 23
 844 #endif
 845 #ifdef __KVM_HAVE_PIT
 846 #define KVM_CAP_REINJECT_CONTROL 24
 847 #endif
 848 #define KVM_CAP_IRQ_ROUTING 25
 849 #define KVM_CAP_IRQ_INJECT_STATUS 26
 850 #define KVM_CAP_ASSIGN_DEV_IRQ 29
 851 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 852 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 853 #ifdef __KVM_HAVE_MCE
 854 #define KVM_CAP_MCE 31
 855 #endif
 856 #define KVM_CAP_IRQFD 32
 857 #ifdef __KVM_HAVE_PIT
 858 #define KVM_CAP_PIT2 33
 859 #endif
 860 #define KVM_CAP_SET_BOOT_CPU_ID 34
 861 #ifdef __KVM_HAVE_PIT_STATE2
 862 #define KVM_CAP_PIT_STATE2 35
 863 #endif
 864 #define KVM_CAP_IOEVENTFD 36
 865 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 866 #ifdef __KVM_HAVE_XEN_HVM
 867 #define KVM_CAP_XEN_HVM 38
 868 #endif
 869 #define KVM_CAP_ADJUST_CLOCK 39
 870 #define KVM_CAP_INTERNAL_ERROR_DATA 40
 871 #ifdef __KVM_HAVE_VCPU_EVENTS
 872 #define KVM_CAP_VCPU_EVENTS 41
 873 #endif
 874 #define KVM_CAP_S390_PSW 42
 875 #define KVM_CAP_PPC_SEGSTATE 43
 876 #define KVM_CAP_HYPERV 44
 877 #define KVM_CAP_HYPERV_VAPIC 45
 878 #define KVM_CAP_HYPERV_SPIN 46
 879 #define KVM_CAP_PCI_SEGMENT 47
 880 #define KVM_CAP_PPC_PAIRED_SINGLES 48
 881 #define KVM_CAP_INTR_SHADOW 49
 882 #ifdef __KVM_HAVE_DEBUGREGS
 883 #define KVM_CAP_DEBUGREGS 50
 884 #endif
 885 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
 886 #define KVM_CAP_PPC_OSI 52
 887 #define KVM_CAP_PPC_UNSET_IRQ 53
 888 #define KVM_CAP_ENABLE_CAP 54
 889 #ifdef __KVM_HAVE_XSAVE
 890 #define KVM_CAP_XSAVE 55
 891 #endif
 892 #ifdef __KVM_HAVE_XCRS
 893 #define KVM_CAP_XCRS 56
 894 #endif
 895 #define KVM_CAP_PPC_GET_PVINFO 57
 896 #define KVM_CAP_PPC_IRQ_LEVEL 58
 897 #define KVM_CAP_ASYNC_PF 59
 898 #define KVM_CAP_TSC_CONTROL 60
 899 #define KVM_CAP_GET_TSC_KHZ 61
 900 #define KVM_CAP_PPC_BOOKE_SREGS 62
 901 #define KVM_CAP_SPAPR_TCE 63
 902 #define KVM_CAP_PPC_SMT 64
 903 #define KVM_CAP_PPC_RMA 65
 904 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
 905 #define KVM_CAP_PPC_HIOR 67
 906 #define KVM_CAP_PPC_PAPR 68
 907 #define KVM_CAP_SW_TLB 69
 908 #define KVM_CAP_ONE_REG 70
 909 #define KVM_CAP_S390_GMAP 71
 910 #define KVM_CAP_TSC_DEADLINE_TIMER 72
 911 #define KVM_CAP_S390_UCONTROL 73
 912 #define KVM_CAP_SYNC_REGS 74
 913 #define KVM_CAP_PCI_2_3 75
 914 #define KVM_CAP_KVMCLOCK_CTRL 76
 915 #define KVM_CAP_SIGNAL_MSI 77
 916 #define KVM_CAP_PPC_GET_SMMU_INFO 78
 917 #define KVM_CAP_S390_COW 79
 918 #define KVM_CAP_PPC_ALLOC_HTAB 80
 919 #define KVM_CAP_READONLY_MEM 81
 920 #define KVM_CAP_IRQFD_RESAMPLE 82
 921 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
 922 #define KVM_CAP_PPC_HTAB_FD 84
 923 #define KVM_CAP_S390_CSS_SUPPORT 85
 924 #define KVM_CAP_PPC_EPR 86
 925 #define KVM_CAP_ARM_PSCI 87
 926 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
 927 #define KVM_CAP_DEVICE_CTRL 89
 928 #define KVM_CAP_IRQ_MPIC 90
 929 #define KVM_CAP_PPC_RTAS 91
 930 #define KVM_CAP_IRQ_XICS 92
 931 #define KVM_CAP_ARM_EL1_32BIT 93
 932 #define KVM_CAP_SPAPR_MULTITCE 94
 933 #define KVM_CAP_EXT_EMUL_CPUID 95
 934 #define KVM_CAP_HYPERV_TIME 96
 935 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
 936 #define KVM_CAP_ENABLE_CAP_VM 98
 937 #define KVM_CAP_S390_IRQCHIP 99
 938 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
 939 #define KVM_CAP_VM_ATTRIBUTES 101
 940 #define KVM_CAP_ARM_PSCI_0_2 102
 941 #define KVM_CAP_PPC_FIXUP_HCALL 103
 942 #define KVM_CAP_PPC_ENABLE_HCALL 104
 943 #define KVM_CAP_CHECK_EXTENSION_VM 105
 944 #define KVM_CAP_S390_USER_SIGP 106
 945 #define KVM_CAP_S390_VECTOR_REGISTERS 107
 946 #define KVM_CAP_S390_MEM_OP 108
 947 #define KVM_CAP_S390_USER_STSI 109
 948 #define KVM_CAP_S390_SKEYS 110
 949 #define KVM_CAP_MIPS_FPU 111
 950 #define KVM_CAP_MIPS_MSA 112
 951 #define KVM_CAP_S390_INJECT_IRQ 113
 952 #define KVM_CAP_S390_IRQ_STATE 114
 953 #define KVM_CAP_PPC_HWRNG 115
 954 #define KVM_CAP_DISABLE_QUIRKS 116
 955 #define KVM_CAP_X86_SMM 117
 956 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
 957 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
 958 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
 959 #define KVM_CAP_SPLIT_IRQCHIP 121
 960 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
 961 #define KVM_CAP_HYPERV_SYNIC 123
 962 #define KVM_CAP_S390_RI 124
 963 #define KVM_CAP_SPAPR_TCE_64 125
 964 #define KVM_CAP_ARM_PMU_V3 126
 965 #define KVM_CAP_VCPU_ATTRIBUTES 127
 966 #define KVM_CAP_MAX_VCPU_ID 128
 967 #define KVM_CAP_X2APIC_API 129
 968 #define KVM_CAP_S390_USER_INSTR0 130
 969 #define KVM_CAP_MSI_DEVID 131
 970 #define KVM_CAP_PPC_HTM 132
 971 #define KVM_CAP_SPAPR_RESIZE_HPT 133
 972 #define KVM_CAP_PPC_MMU_RADIX 134
 973 #define KVM_CAP_PPC_MMU_HASH_V3 135
 974 #define KVM_CAP_IMMEDIATE_EXIT 136
 975 #define KVM_CAP_MIPS_VZ 137
 976 #define KVM_CAP_MIPS_TE 138
 977 #define KVM_CAP_MIPS_64BIT 139
 978 #define KVM_CAP_S390_GS 140
 979 #define KVM_CAP_S390_AIS 141
 980 #define KVM_CAP_SPAPR_TCE_VFIO 142
 981 #define KVM_CAP_X86_DISABLE_EXITS 143
 982 #define KVM_CAP_ARM_USER_IRQ 144
 983 #define KVM_CAP_S390_CMMA_MIGRATION 145
 984 #define KVM_CAP_PPC_FWNMI 146
 985 #define KVM_CAP_PPC_SMT_POSSIBLE 147
 986 #define KVM_CAP_HYPERV_SYNIC2 148
 987 #define KVM_CAP_HYPERV_VP_INDEX 149
 988 #define KVM_CAP_S390_AIS_MIGRATION 150
 989 #define KVM_CAP_PPC_GET_CPU_CHAR 151
 990 #define KVM_CAP_S390_BPB 152
 991 #define KVM_CAP_GET_MSR_FEATURES 153
 992 #define KVM_CAP_HYPERV_EVENTFD 154
 993 #define KVM_CAP_HYPERV_TLBFLUSH 155
 994 #define KVM_CAP_S390_HPAGE_1M 156
 995 #define KVM_CAP_NESTED_STATE 157
 996 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
 997 #define KVM_CAP_MSR_PLATFORM_INFO 159
 998 #define KVM_CAP_PPC_NESTED_HV 160
 999 #define KVM_CAP_HYPERV_SEND_IPI 161
1000 #define KVM_CAP_COALESCED_PIO 162
1001 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
1002 #define KVM_CAP_EXCEPTION_PAYLOAD 164
1003 #define KVM_CAP_ARM_VM_IPA_SIZE 165
1004 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
1005 #define KVM_CAP_HYPERV_CPUID 167
1006 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
1007 #define KVM_CAP_PPC_IRQ_XIVE 169
1008 #define KVM_CAP_ARM_SVE 170
1009 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1010 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
1011 #define KVM_CAP_PMU_EVENT_FILTER 173
1012 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
1013 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1014 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
1015 #define KVM_CAP_ARM_NISV_TO_USER 177
1016 #define KVM_CAP_ARM_INJECT_EXT_DABT 178
1017 #define KVM_CAP_S390_VCPU_RESETS 179
1018 #define KVM_CAP_S390_PROTECTED 180
1019 #define KVM_CAP_PPC_SECURE_GUEST 181
1020
1021 #ifdef KVM_CAP_IRQ_ROUTING
1022
1023 struct kvm_irq_routing_irqchip {
1024         __u32 irqchip;
1025         __u32 pin;
1026 };
1027
1028 struct kvm_irq_routing_msi {
1029         __u32 address_lo;
1030         __u32 address_hi;
1031         __u32 data;
1032         union {
1033                 __u32 pad;
1034                 __u32 devid;
1035         };
1036 };
1037
1038 struct kvm_irq_routing_s390_adapter {
1039         __u64 ind_addr;
1040         __u64 summary_addr;
1041         __u64 ind_offset;
1042         __u32 summary_offset;
1043         __u32 adapter_id;
1044 };
1045
1046 struct kvm_irq_routing_hv_sint {
1047         __u32 vcpu;
1048         __u32 sint;
1049 };
1050
1051 /* gsi routing entry types */
1052 #define KVM_IRQ_ROUTING_IRQCHIP 1
1053 #define KVM_IRQ_ROUTING_MSI 2
1054 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
1055 #define KVM_IRQ_ROUTING_HV_SINT 4
1056
1057 struct kvm_irq_routing_entry {
1058         __u32 gsi;
1059         __u32 type;
1060         __u32 flags;
1061         __u32 pad;
1062         union {
1063                 struct kvm_irq_routing_irqchip irqchip;
1064                 struct kvm_irq_routing_msi msi;
1065                 struct kvm_irq_routing_s390_adapter adapter;
1066                 struct kvm_irq_routing_hv_sint hv_sint;
1067                 __u32 pad[8];
1068         } u;
1069 };
1070
1071 struct kvm_irq_routing {
1072         __u32 nr;
1073         __u32 flags;
1074         struct kvm_irq_routing_entry entries[0];
1075 };
1076
1077 #endif
1078
1079 #ifdef KVM_CAP_MCE
1080 /* x86 MCE */
1081 struct kvm_x86_mce {
1082         __u64 status;
1083         __u64 addr;
1084         __u64 misc;
1085         __u64 mcg_status;
1086         __u8 bank;
1087         __u8 pad1[7];
1088         __u64 pad2[3];
1089 };
1090 #endif
1091
1092 #ifdef KVM_CAP_XEN_HVM
1093 struct kvm_xen_hvm_config {
1094         __u32 flags;
1095         __u32 msr;
1096         __u64 blob_addr_32;
1097         __u64 blob_addr_64;
1098         __u8 blob_size_32;
1099         __u8 blob_size_64;
1100         __u8 pad2[30];
1101 };
1102 #endif
1103
1104 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1105 /*
1106  * Available with KVM_CAP_IRQFD_RESAMPLE
1107  *
1108  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1109  * the irqfd to operate in resampling mode for level triggered interrupt
1110  * emulation.  See Documentation/virt/kvm/api.txt.
1111  */
1112 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1113
1114 struct kvm_irqfd {
1115         __u32 fd;
1116         __u32 gsi;
1117         __u32 flags;
1118         __u32 resamplefd;
1119         __u8  pad[16];
1120 };
1121
1122 /* For KVM_CAP_ADJUST_CLOCK */
1123
1124 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
1125 #define KVM_CLOCK_TSC_STABLE            2
1126
1127 struct kvm_clock_data {
1128         __u64 clock;
1129         __u32 flags;
1130         __u32 pad[9];
1131 };
1132
1133 /* For KVM_CAP_SW_TLB */
1134
1135 #define KVM_MMU_FSL_BOOKE_NOHV          0
1136 #define KVM_MMU_FSL_BOOKE_HV            1
1137
1138 struct kvm_config_tlb {
1139         __u64 params;
1140         __u64 array;
1141         __u32 mmu_type;
1142         __u32 array_len;
1143 };
1144
1145 struct kvm_dirty_tlb {
1146         __u64 bitmap;
1147         __u32 num_dirty;
1148 };
1149
1150 /* Available with KVM_CAP_ONE_REG */
1151
1152 #define KVM_REG_ARCH_MASK       0xff00000000000000ULL
1153 #define KVM_REG_GENERIC         0x0000000000000000ULL
1154
1155 /*
1156  * Architecture specific registers are to be defined in arch headers and
1157  * ORed with the arch identifier.
1158  */
1159 #define KVM_REG_PPC             0x1000000000000000ULL
1160 #define KVM_REG_X86             0x2000000000000000ULL
1161 #define KVM_REG_IA64            0x3000000000000000ULL
1162 #define KVM_REG_ARM             0x4000000000000000ULL
1163 #define KVM_REG_S390            0x5000000000000000ULL
1164 #define KVM_REG_ARM64           0x6000000000000000ULL
1165 #define KVM_REG_MIPS            0x7000000000000000ULL
1166 #define KVM_REG_RISCV           0x8000000000000000ULL
1167
1168 #define KVM_REG_SIZE_SHIFT      52
1169 #define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
1170 #define KVM_REG_SIZE_U8         0x0000000000000000ULL
1171 #define KVM_REG_SIZE_U16        0x0010000000000000ULL
1172 #define KVM_REG_SIZE_U32        0x0020000000000000ULL
1173 #define KVM_REG_SIZE_U64        0x0030000000000000ULL
1174 #define KVM_REG_SIZE_U128       0x0040000000000000ULL
1175 #define KVM_REG_SIZE_U256       0x0050000000000000ULL
1176 #define KVM_REG_SIZE_U512       0x0060000000000000ULL
1177 #define KVM_REG_SIZE_U1024      0x0070000000000000ULL
1178 #define KVM_REG_SIZE_U2048      0x0080000000000000ULL
1179
1180 struct kvm_reg_list {
1181         __u64 n; /* number of regs */
1182         __u64 reg[0];
1183 };
1184
1185 struct kvm_one_reg {
1186         __u64 id;
1187         __u64 addr;
1188 };
1189
1190 #define KVM_MSI_VALID_DEVID     (1U << 0)
1191 struct kvm_msi {
1192         __u32 address_lo;
1193         __u32 address_hi;
1194         __u32 data;
1195         __u32 flags;
1196         __u32 devid;
1197         __u8  pad[12];
1198 };
1199
1200 struct kvm_arm_device_addr {
1201         __u64 id;
1202         __u64 addr;
1203 };
1204
1205 /*
1206  * Device control API, available with KVM_CAP_DEVICE_CTRL
1207  */
1208 #define KVM_CREATE_DEVICE_TEST          1
1209
1210 struct kvm_create_device {
1211         __u32   type;   /* in: KVM_DEV_TYPE_xxx */
1212         __u32   fd;     /* out: device handle */
1213         __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
1214 };
1215
1216 struct kvm_device_attr {
1217         __u32   flags;          /* no flags currently defined */
1218         __u32   group;          /* device-defined */
1219         __u64   attr;           /* group-defined */
1220         __u64   addr;           /* userspace address of attr data */
1221 };
1222
1223 #define  KVM_DEV_VFIO_GROUP                     1
1224 #define   KVM_DEV_VFIO_GROUP_ADD                        1
1225 #define   KVM_DEV_VFIO_GROUP_DEL                        2
1226 #define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE              3
1227
1228 enum kvm_device_type {
1229         KVM_DEV_TYPE_FSL_MPIC_20        = 1,
1230 #define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
1231         KVM_DEV_TYPE_FSL_MPIC_42,
1232 #define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
1233         KVM_DEV_TYPE_XICS,
1234 #define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
1235         KVM_DEV_TYPE_VFIO,
1236 #define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
1237         KVM_DEV_TYPE_ARM_VGIC_V2,
1238 #define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
1239         KVM_DEV_TYPE_FLIC,
1240 #define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
1241         KVM_DEV_TYPE_ARM_VGIC_V3,
1242 #define KVM_DEV_TYPE_ARM_VGIC_V3        KVM_DEV_TYPE_ARM_VGIC_V3
1243         KVM_DEV_TYPE_ARM_VGIC_ITS,
1244 #define KVM_DEV_TYPE_ARM_VGIC_ITS       KVM_DEV_TYPE_ARM_VGIC_ITS
1245         KVM_DEV_TYPE_XIVE,
1246 #define KVM_DEV_TYPE_XIVE               KVM_DEV_TYPE_XIVE
1247         KVM_DEV_TYPE_ARM_PV_TIME,
1248 #define KVM_DEV_TYPE_ARM_PV_TIME        KVM_DEV_TYPE_ARM_PV_TIME
1249         KVM_DEV_TYPE_MAX,
1250 };
1251
1252 struct kvm_vfio_spapr_tce {
1253         __s32   groupfd;
1254         __s32   tablefd;
1255 };
1256
1257 /*
1258  * ioctls for VM fds
1259  */
1260 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1261 /*
1262  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1263  * a vcpu fd.
1264  */
1265 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1266 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1267 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1268 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1269 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1270 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1271 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1272                                         struct kvm_userspace_memory_region)
1273 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1274 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1275
1276 /* enable ucontrol for s390 */
1277 struct kvm_s390_ucas_mapping {
1278         __u64 user_addr;
1279         __u64 vcpu_addr;
1280         __u64 length;
1281 };
1282 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1283 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1284 #define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)
1285
1286 /* Device model IOC */
1287 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1288 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1289 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1290 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1291 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1292 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1293 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1294 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1295 #define KVM_REGISTER_COALESCED_MMIO \
1296                         _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1297 #define KVM_UNREGISTER_COALESCED_MMIO \
1298                         _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1299 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1300                                        struct kvm_assigned_pci_dev)
1301 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1302 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1303 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1304 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1305 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1306 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1307                                        struct kvm_assigned_pci_dev)
1308 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1309                                        struct kvm_assigned_msix_nr)
1310 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1311                                        struct kvm_assigned_msix_entry)
1312 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1313 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1314 #define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
1315 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1316 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1317 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1318 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1319 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1320 /* Available with KVM_CAP_PIT_STATE2 */
1321 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1322 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1323 /* Available with KVM_CAP_PPC_GET_PVINFO */
1324 #define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1325 /* Available with KVM_CAP_TSC_CONTROL */
1326 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1327 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1328 /* Available with KVM_CAP_PCI_2_3 */
1329 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1330                                        struct kvm_assigned_pci_dev)
1331 /* Available with KVM_CAP_SIGNAL_MSI */
1332 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1333 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1334 #define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1335 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1336 #define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
1337 #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1338 #define KVM_CREATE_SPAPR_TCE_64   _IOW(KVMIO,  0xa8, \
1339                                        struct kvm_create_spapr_tce_64)
1340 /* Available with KVM_CAP_RMA */
1341 #define KVM_ALLOCATE_RMA          _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1342 /* Available with KVM_CAP_PPC_HTAB_FD */
1343 #define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1344 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1345 #define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1346 /* Available with KVM_CAP_PPC_RTAS */
1347 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1348 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1349 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1350 #define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1351 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1352 #define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
1353 /* Available with KVM_CAP_PPC_RADIX_MMU */
1354 #define KVM_PPC_GET_RMMU_INFO     _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
1355 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1356 #define KVM_PPC_GET_CPU_CHAR      _IOR(KVMIO,  0xb1, struct kvm_ppc_cpu_char)
1357 /* Available with KVM_CAP_PMU_EVENT_FILTER */
1358 #define KVM_SET_PMU_EVENT_FILTER  _IOW(KVMIO,  0xb2, struct kvm_pmu_event_filter)
1359 #define KVM_PPC_SVM_OFF           _IO(KVMIO,  0xb3)
1360
1361 /* ioctl for vm fd */
1362 #define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1363
1364 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1365 #define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1366 #define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1367 #define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1368
1369 /*
1370  * ioctls for vcpu fds
1371  */
1372 #define KVM_RUN                   _IO(KVMIO,   0x80)
1373 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1374 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1375 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1376 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1377 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1378 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1379 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1380 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1381 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1382 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1383 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1384 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1385 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1386 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1387 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1388 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1389 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1390 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1391 /* Available with KVM_CAP_VAPIC */
1392 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1393 /* Available with KVM_CAP_VAPIC */
1394 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1395 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1396 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1397 /* store status for s390 */
1398 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1399 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1400 #define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
1401 /* initial ipl psw for s390 */
1402 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1403 /* initial reset for s390 */
1404 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1405 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1406 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1407 /* Available with KVM_CAP_USER_NMI */
1408 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1409 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1410 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1411 /* MCE for x86 */
1412 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1413 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1414 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1415 /* Available with KVM_CAP_VCPU_EVENTS */
1416 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1417 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1418 /* Available with KVM_CAP_DEBUGREGS */
1419 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1420 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1421 /*
1422  * vcpu version available with KVM_ENABLE_CAP
1423  * vm version available with KVM_CAP_ENABLE_CAP_VM
1424  */
1425 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1426 /* Available with KVM_CAP_XSAVE */
1427 #define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
1428 #define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
1429 /* Available with KVM_CAP_XCRS */
1430 #define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1431 #define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1432 /* Available with KVM_CAP_SW_TLB */
1433 #define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1434 /* Available with KVM_CAP_ONE_REG */
1435 #define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
1436 #define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
1437 /* VM is being stopped by host */
1438 #define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
1439 #define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1440 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1441 #define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1442 /* Available with KVM_CAP_S390_MEM_OP */
1443 #define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1444 /* Available with KVM_CAP_S390_SKEYS */
1445 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1446 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1447 /* Available with KVM_CAP_S390_INJECT_IRQ */
1448 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1449 /* Available with KVM_CAP_S390_IRQ_STATE */
1450 #define KVM_S390_SET_IRQ_STATE    _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1451 #define KVM_S390_GET_IRQ_STATE    _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1452 /* Available with KVM_CAP_X86_SMM */
1453 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1454 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1455 #define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1456 #define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1457 /* Memory Encryption Commands */
1458 #define KVM_MEMORY_ENCRYPT_OP      _IOWR(KVMIO, 0xba, unsigned long)
1459
1460 struct kvm_enc_region {
1461         __u64 addr;
1462         __u64 size;
1463 };
1464
1465 #define KVM_MEMORY_ENCRYPT_REG_REGION    _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1466 #define KVM_MEMORY_ENCRYPT_UNREG_REGION  _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1467
1468 /* Available with KVM_CAP_HYPERV_EVENTFD */
1469 #define KVM_HYPERV_EVENTFD        _IOW(KVMIO,  0xbd, struct kvm_hyperv_eventfd)
1470
1471 /* Available with KVM_CAP_NESTED_STATE */
1472 #define KVM_GET_NESTED_STATE         _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1473 #define KVM_SET_NESTED_STATE         _IOW(KVMIO,  0xbf, struct kvm_nested_state)
1474
1475 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1476 #define KVM_CLEAR_DIRTY_LOG          _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1477
1478 /* Available with KVM_CAP_HYPERV_CPUID */
1479 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1480
1481 /* Available with KVM_CAP_ARM_SVE */
1482 #define KVM_ARM_VCPU_FINALIZE     _IOW(KVMIO,  0xc2, int)
1483
1484 /* Available with  KVM_CAP_S390_VCPU_RESETS */
1485 #define KVM_S390_NORMAL_RESET   _IO(KVMIO,   0xc3)
1486 #define KVM_S390_CLEAR_RESET    _IO(KVMIO,   0xc4)
1487
1488 struct kvm_s390_pv_sec_parm {
1489         __u64 origin;
1490         __u64 length;
1491 };
1492
1493 struct kvm_s390_pv_unp {
1494         __u64 addr;
1495         __u64 size;
1496         __u64 tweak;
1497 };
1498
1499 enum pv_cmd_id {
1500         KVM_PV_ENABLE,
1501         KVM_PV_DISABLE,
1502         KVM_PV_SET_SEC_PARMS,
1503         KVM_PV_UNPACK,
1504         KVM_PV_VERIFY,
1505         KVM_PV_PREP_RESET,
1506         KVM_PV_UNSHARE_ALL,
1507 };
1508
1509 struct kvm_pv_cmd {
1510         __u32 cmd;      /* Command to be executed */
1511         __u16 rc;       /* Ultravisor return code */
1512         __u16 rrc;      /* Ultravisor return reason code */
1513         __u64 data;     /* Data or address */
1514         __u32 flags;    /* flags for future extensions. Must be 0 for now */
1515         __u32 reserved[3];
1516 };
1517
1518 /* Available with KVM_CAP_S390_PROTECTED */
1519 #define KVM_S390_PV_COMMAND             _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
1520
1521 /* Secure Encrypted Virtualization command */
1522 enum sev_cmd_id {
1523         /* Guest initialization commands */
1524         KVM_SEV_INIT = 0,
1525         KVM_SEV_ES_INIT,
1526         /* Guest launch commands */
1527         KVM_SEV_LAUNCH_START,
1528         KVM_SEV_LAUNCH_UPDATE_DATA,
1529         KVM_SEV_LAUNCH_UPDATE_VMSA,
1530         KVM_SEV_LAUNCH_SECRET,
1531         KVM_SEV_LAUNCH_MEASURE,
1532         KVM_SEV_LAUNCH_FINISH,
1533         /* Guest migration commands (outgoing) */
1534         KVM_SEV_SEND_START,
1535         KVM_SEV_SEND_UPDATE_DATA,
1536         KVM_SEV_SEND_UPDATE_VMSA,
1537         KVM_SEV_SEND_FINISH,
1538         /* Guest migration commands (incoming) */
1539         KVM_SEV_RECEIVE_START,
1540         KVM_SEV_RECEIVE_UPDATE_DATA,
1541         KVM_SEV_RECEIVE_UPDATE_VMSA,
1542         KVM_SEV_RECEIVE_FINISH,
1543         /* Guest status and debug commands */
1544         KVM_SEV_GUEST_STATUS,
1545         KVM_SEV_DBG_DECRYPT,
1546         KVM_SEV_DBG_ENCRYPT,
1547         /* Guest certificates commands */
1548         KVM_SEV_CERT_EXPORT,
1549
1550         KVM_SEV_NR_MAX,
1551 };
1552
1553 struct kvm_sev_cmd {
1554         __u32 id;
1555         __u64 data;
1556         __u32 error;
1557         __u32 sev_fd;
1558 };
1559
1560 struct kvm_sev_launch_start {
1561         __u32 handle;
1562         __u32 policy;
1563         __u64 dh_uaddr;
1564         __u32 dh_len;
1565         __u64 session_uaddr;
1566         __u32 session_len;
1567 };
1568
1569 struct kvm_sev_launch_update_data {
1570         __u64 uaddr;
1571         __u32 len;
1572 };
1573
1574
1575 struct kvm_sev_launch_secret {
1576         __u64 hdr_uaddr;
1577         __u32 hdr_len;
1578         __u64 guest_uaddr;
1579         __u32 guest_len;
1580         __u64 trans_uaddr;
1581         __u32 trans_len;
1582 };
1583
1584 struct kvm_sev_launch_measure {
1585         __u64 uaddr;
1586         __u32 len;
1587 };
1588
1589 struct kvm_sev_guest_status {
1590         __u32 handle;
1591         __u32 policy;
1592         __u32 state;
1593 };
1594
1595 struct kvm_sev_dbg {
1596         __u64 src_uaddr;
1597         __u64 dst_uaddr;
1598         __u32 len;
1599 };
1600
1601 #define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
1602 #define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
1603 #define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)
1604
1605 struct kvm_assigned_pci_dev {
1606         __u32 assigned_dev_id;
1607         __u32 busnr;
1608         __u32 devfn;
1609         __u32 flags;
1610         __u32 segnr;
1611         union {
1612                 __u32 reserved[11];
1613         };
1614 };
1615
1616 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1617 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1618 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1619
1620 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1621 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1622 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1623
1624 #define KVM_DEV_IRQ_HOST_MASK    0x00ff
1625 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
1626
1627 struct kvm_assigned_irq {
1628         __u32 assigned_dev_id;
1629         __u32 host_irq; /* ignored (legacy field) */
1630         __u32 guest_irq;
1631         __u32 flags;
1632         union {
1633                 __u32 reserved[12];
1634         };
1635 };
1636
1637 struct kvm_assigned_msix_nr {
1638         __u32 assigned_dev_id;
1639         __u16 entry_nr;
1640         __u16 padding;
1641 };
1642
1643 #define KVM_MAX_MSIX_PER_DEV            256
1644 struct kvm_assigned_msix_entry {
1645         __u32 assigned_dev_id;
1646         __u32 gsi;
1647         __u16 entry; /* The index of entry in the MSI-X table */
1648         __u16 padding[3];
1649 };
1650
1651 #define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
1652 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
1653
1654 /* Available with KVM_CAP_ARM_USER_IRQ */
1655
1656 /* Bits for run->s.regs.device_irq_level */
1657 #define KVM_ARM_DEV_EL1_VTIMER          (1 << 0)
1658 #define KVM_ARM_DEV_EL1_PTIMER          (1 << 1)
1659 #define KVM_ARM_DEV_PMU                 (1 << 2)
1660
1661 struct kvm_hyperv_eventfd {
1662         __u32 conn_id;
1663         __s32 fd;
1664         __u32 flags;
1665         __u32 padding[3];
1666 };
1667
1668 #define KVM_HYPERV_CONN_ID_MASK         0x00ffffff
1669 #define KVM_HYPERV_EVENTFD_DEASSIGN     (1 << 0)
1670
1671 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE    (1 << 0)
1672 #define KVM_DIRTY_LOG_INITIALLY_SET            (1 << 1)
1673
1674 #endif /* __LINUX_KVM_H */