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/const.h>
  12 #include <linux/types.h>
  13
  14 #include <linux/ioctl.h>
  15 #include <asm/kvm.h>
  16
  17 #define KVM_API_VERSION 12
  18
  19 /* *** Deprecated interfaces *** */
  20
  21 #define KVM_TRC_SHIFT           16
  22
  23 #define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
  24 #define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))
  25
  26 #define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
  27 #define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
  28 #define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
  29
  30 #define KVM_TRC_HEAD_SIZE       12
  31 #define KVM_TRC_CYCLE_SIZE      8
  32 #define KVM_TRC_EXTRA_MAX       7
  33
  34 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
  35 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
  36 #define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
  37 #define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
  38 #define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
  39 #define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
  40 #define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
  41 #define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
  42 #define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
  43 #define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
  44 #define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
  45 #define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
  46 #define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
  47 #define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
  48 #define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
  49 #define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
  50 #define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
  51 #define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
  52 #define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
  53 #define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
  54 #define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
  55 #define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
  56 #define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
  57 #define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
  58
  59 struct kvm_user_trace_setup {
  60         __u32 buf_size;
  61         __u32 buf_nr;
  62 };
  63
  64 #define __KVM_DEPRECATED_MAIN_W_0x06 \
  65         _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
  66 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
  67 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
  68
  69 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
  70
  71 struct kvm_breakpoint {
  72         __u32 enabled;
  73         __u32 padding;
  74         __u64 address;
  75 };
  76
  77 struct kvm_debug_guest {
  78         __u32 enabled;
  79         __u32 pad;
  80         struct kvm_breakpoint breakpoints[4];
  81         __u32 singlestep;
  82 };
  83
  84 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
  85
  86 /* *** End of deprecated interfaces *** */
  87
  88
  89 /* for KVM_CREATE_MEMORY_REGION */
  90 struct kvm_memory_region {
  91         __u32 slot;
  92         __u32 flags;
  93         __u64 guest_phys_addr;
  94         __u64 memory_size; /* bytes */
  95 };
  96
  97 /* for KVM_SET_USER_MEMORY_REGION */
  98 struct kvm_userspace_memory_region {
  99         __u32 slot;
 100         __u32 flags;
 101         __u64 guest_phys_addr;
 102         __u64 memory_size; /* bytes */
 103         __u64 userspace_addr; /* start of the userspace allocated memory */
 104 };
 105
 106 /*
 107  * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
 108  * other bits are reserved for kvm internal use which are defined in
 109  * include/linux/kvm_host.h.
 110  */
 111 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
 112 #define KVM_MEM_READONLY        (1UL << 1)
 113
 114 /* for KVM_IRQ_LINE */
 115 struct kvm_irq_level {
 116         /*
 117          * ACPI gsi notion of irq.
 118          * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
 119          * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
 120          * For ARM: See Documentation/virt/kvm/api.rst
 121          */
 122         union {
 123                 __u32 irq;
 124                 __s32 status;
 125         };
 126         __u32 level;
 127 };
 128
 129
 130 struct kvm_irqchip {
 131         __u32 chip_id;
 132         __u32 pad;
 133         union {
 134                 char dummy[512];  /* reserving space */
 135 #ifdef __KVM_HAVE_PIT
 136                 struct kvm_pic_state pic;
 137 #endif
 138 #ifdef __KVM_HAVE_IOAPIC
 139                 struct kvm_ioapic_state ioapic;
 140 #endif
 141         } chip;
 142 };
 143
 144 /* for KVM_CREATE_PIT2 */
 145 struct kvm_pit_config {
 146         __u32 flags;
 147         __u32 pad[15];
 148 };
 149
 150 #define KVM_PIT_SPEAKER_DUMMY     1
 151
 152 struct kvm_s390_skeys {
 153         __u64 start_gfn;
 154         __u64 count;
 155         __u64 skeydata_addr;
 156         __u32 flags;
 157         __u32 reserved[9];
 158 };
 159
 160 #define KVM_S390_CMMA_PEEK (1 << 0)
 161
 162 /**
 163  * kvm_s390_cmma_log - Used for CMMA migration.
 164  *
 165  * Used both for input and output.
 166  *
 167  * @start_gfn: Guest page number to start from.
 168  * @count: Size of the result buffer.
 169  * @flags: Control operation mode via KVM_S390_CMMA_* flags
 170  * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
 171  *             pages are still remaining.
 172  * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
 173  *        in the PGSTE.
 174  * @values: Pointer to the values buffer.
 175  *
 176  * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
 177  */
 178 struct kvm_s390_cmma_log {
 179         __u64 start_gfn;
 180         __u32 count;
 181         __u32 flags;
 182         union {
 183                 __u64 remaining;
 184                 __u64 mask;
 185         };
 186         __u64 values;
 187 };
 188
 189 struct kvm_hyperv_exit {
 190 #define KVM_EXIT_HYPERV_SYNIC          1
 191 #define KVM_EXIT_HYPERV_HCALL          2
 192 #define KVM_EXIT_HYPERV_SYNDBG         3
 193         __u32 type;
 194         __u32 pad1;
 195         union {
 196                 struct {
 197                         __u32 msr;
 198                         __u32 pad2;
 199                         __u64 control;
 200                         __u64 evt_page;
 201                         __u64 msg_page;
 202                 } synic;
 203                 struct {
 204                         __u64 input;
 205                         __u64 result;
 206                         __u64 params[2];
 207                 } hcall;
 208                 struct {
 209                         __u32 msr;
 210                         __u32 pad2;
 211                         __u64 control;
 212                         __u64 status;
 213                         __u64 send_page;
 214                         __u64 recv_page;
 215                         __u64 pending_page;
 216                 } syndbg;
 217         } u;
 218 };
 219
 220 struct kvm_xen_exit {
 221 #define KVM_EXIT_XEN_HCALL          1
 222         __u32 type;
 223         union {
 224                 struct {
 225                         __u32 longmode;
 226                         __u32 cpl;
 227                         __u64 input;
 228                         __u64 result;
 229                         __u64 params[6];
 230                 } hcall;
 231         } u;
 232 };
 233
 234 #define KVM_S390_GET_SKEYS_NONE   1
 235 #define KVM_S390_SKEYS_MAX        1048576
 236
 237 #define KVM_EXIT_UNKNOWN          0
 238 #define KVM_EXIT_EXCEPTION        1
 239 #define KVM_EXIT_IO               2
 240 #define KVM_EXIT_HYPERCALL        3
 241 #define KVM_EXIT_DEBUG            4
 242 #define KVM_EXIT_HLT              5
 243 #define KVM_EXIT_MMIO             6
 244 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
 245 #define KVM_EXIT_SHUTDOWN         8
 246 #define KVM_EXIT_FAIL_ENTRY       9
 247 #define KVM_EXIT_INTR             10
 248 #define KVM_EXIT_SET_TPR          11
 249 #define KVM_EXIT_TPR_ACCESS       12
 250 #define KVM_EXIT_S390_SIEIC       13
 251 #define KVM_EXIT_S390_RESET       14
 252 #define KVM_EXIT_DCR              15 /* deprecated */
 253 #define KVM_EXIT_NMI              16
 254 #define KVM_EXIT_INTERNAL_ERROR   17
 255 #define KVM_EXIT_OSI              18
 256 #define KVM_EXIT_PAPR_HCALL       19
 257 #define KVM_EXIT_S390_UCONTROL    20
 258 #define KVM_EXIT_WATCHDOG         21
 259 #define KVM_EXIT_S390_TSCH        22
 260 #define KVM_EXIT_EPR              23
 261 #define KVM_EXIT_SYSTEM_EVENT     24
 262 #define KVM_EXIT_S390_STSI        25
 263 #define KVM_EXIT_IOAPIC_EOI       26
 264 #define KVM_EXIT_HYPERV           27
 265 #define KVM_EXIT_ARM_NISV         28
 266 #define KVM_EXIT_X86_RDMSR        29
 267 #define KVM_EXIT_X86_WRMSR        30
 268 #define KVM_EXIT_DIRTY_RING_FULL  31
 269 #define KVM_EXIT_AP_RESET_HOLD    32
 270 #define KVM_EXIT_X86_BUS_LOCK     33
 271 #define KVM_EXIT_XEN              34
 272
 273 /* For KVM_EXIT_INTERNAL_ERROR */
 274 /* Emulate instruction failed. */
 275 #define KVM_INTERNAL_ERROR_EMULATION    1
 276 /* Encounter unexpected simultaneous exceptions. */
 277 #define KVM_INTERNAL_ERROR_SIMUL_EX     2
 278 /* Encounter unexpected vm-exit due to delivery event. */
 279 #define KVM_INTERNAL_ERROR_DELIVERY_EV  3
 280 /* Encounter unexpected vm-exit reason */
 281 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON       4
 282
 283 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 284 struct kvm_run {
 285         /* in */
 286         __u8 request_interrupt_window;
 287         __u8 immediate_exit;
 288         __u8 padding1[6];
 289
 290         /* out */
 291         __u32 exit_reason;
 292         __u8 ready_for_interrupt_injection;
 293         __u8 if_flag;
 294         __u16 flags;
 295
 296         /* in (pre_kvm_run), out (post_kvm_run) */
 297         __u64 cr8;
 298         __u64 apic_base;
 299
 300 #ifdef __KVM_S390
 301         /* the processor status word for s390 */
 302         __u64 psw_mask; /* psw upper half */
 303         __u64 psw_addr; /* psw lower half */
 304 #endif
 305         union {
 306                 /* KVM_EXIT_UNKNOWN */
 307                 struct {
 308                         __u64 hardware_exit_reason;
 309                 } hw;
 310                 /* KVM_EXIT_FAIL_ENTRY */
 311                 struct {
 312                         __u64 hardware_entry_failure_reason;
 313                         __u32 cpu;
 314                 } fail_entry;
 315                 /* KVM_EXIT_EXCEPTION */
 316                 struct {
 317                         __u32 exception;
 318                         __u32 error_code;
 319                 } ex;
 320                 /* KVM_EXIT_IO */
 321                 struct {
 322 #define KVM_EXIT_IO_IN  0
 323 #define KVM_EXIT_IO_OUT 1
 324                         __u8 direction;
 325                         __u8 size; /* bytes */
 326                         __u16 port;
 327                         __u32 count;
 328                         __u64 data_offset; /* relative to kvm_run start */
 329                 } io;
 330                 /* KVM_EXIT_DEBUG */
 331                 struct {
 332                         struct kvm_debug_exit_arch arch;
 333                 } debug;
 334                 /* KVM_EXIT_MMIO */
 335                 struct {
 336                         __u64 phys_addr;
 337                         __u8  data[8];
 338                         __u32 len;
 339                         __u8  is_write;
 340                 } mmio;
 341                 /* KVM_EXIT_HYPERCALL */
 342                 struct {
 343                         __u64 nr;
 344                         __u64 args[6];
 345                         __u64 ret;
 346                         __u32 longmode;
 347                         __u32 pad;
 348                 } hypercall;
 349                 /* KVM_EXIT_TPR_ACCESS */
 350                 struct {
 351                         __u64 rip;
 352                         __u32 is_write;
 353                         __u32 pad;
 354                 } tpr_access;
 355                 /* KVM_EXIT_S390_SIEIC */
 356                 struct {
 357                         __u8 icptcode;
 358                         __u16 ipa;
 359                         __u32 ipb;
 360                 } s390_sieic;
 361                 /* KVM_EXIT_S390_RESET */
 362 #define KVM_S390_RESET_POR       1
 363 #define KVM_S390_RESET_CLEAR     2
 364 #define KVM_S390_RESET_SUBSYSTEM 4
 365 #define KVM_S390_RESET_CPU_INIT  8
 366 #define KVM_S390_RESET_IPL       16
 367                 __u64 s390_reset_flags;
 368                 /* KVM_EXIT_S390_UCONTROL */
 369                 struct {
 370                         __u64 trans_exc_code;
 371                         __u32 pgm_code;
 372                 } s390_ucontrol;
 373                 /* KVM_EXIT_DCR (deprecated) */
 374                 struct {
 375                         __u32 dcrn;
 376                         __u32 data;
 377                         __u8  is_write;
 378                 } dcr;
 379                 /* KVM_EXIT_INTERNAL_ERROR */
 380                 struct {
 381                         __u32 suberror;
 382                         /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 383                         __u32 ndata;
 384                         __u64 data[16];
 385                 } internal;
 386                 /* KVM_EXIT_OSI */
 387                 struct {
 388                         __u64 gprs[32];
 389                 } osi;
 390                 /* KVM_EXIT_PAPR_HCALL */
 391                 struct {
 392                         __u64 nr;
 393                         __u64 ret;
 394                         __u64 args[9];
 395                 } papr_hcall;
 396                 /* KVM_EXIT_S390_TSCH */
 397                 struct {
 398                         __u16 subchannel_id;
 399                         __u16 subchannel_nr;
 400                         __u32 io_int_parm;
 401                         __u32 io_int_word;
 402                         __u32 ipb;
 403                         __u8 dequeued;
 404                 } s390_tsch;
 405                 /* KVM_EXIT_EPR */
 406                 struct {
 407                         __u32 epr;
 408                 } epr;
 409                 /* KVM_EXIT_SYSTEM_EVENT */
 410                 struct {
 411 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
 412 #define KVM_SYSTEM_EVENT_RESET          2
 413 #define KVM_SYSTEM_EVENT_CRASH          3
 414                         __u32 type;
 415                         __u64 flags;
 416                 } system_event;
 417                 /* KVM_EXIT_S390_STSI */
 418                 struct {
 419                         __u64 addr;
 420                         __u8 ar;
 421                         __u8 reserved;
 422                         __u8 fc;
 423                         __u8 sel1;
 424                         __u16 sel2;
 425                 } s390_stsi;
 426                 /* KVM_EXIT_IOAPIC_EOI */
 427                 struct {
 428                         __u8 vector;
 429                 } eoi;
 430                 /* KVM_EXIT_HYPERV */
 431                 struct kvm_hyperv_exit hyperv;
 432                 /* KVM_EXIT_ARM_NISV */
 433                 struct {
 434                         __u64 esr_iss;
 435                         __u64 fault_ipa;
 436                 } arm_nisv;
 437                 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */
 438                 struct {
 439                         __u8 error; /* user -> kernel */
 440                         __u8 pad[7];
 441 #define KVM_MSR_EXIT_REASON_INVAL       (1 << 0)
 442 #define KVM_MSR_EXIT_REASON_UNKNOWN     (1 << 1)
 443 #define KVM_MSR_EXIT_REASON_FILTER      (1 << 2)
 444                         __u32 reason; /* kernel -> user */
 445                         __u32 index; /* kernel -> user */
 446                         __u64 data; /* kernel <-> user */
 447                 } msr;
 448                 /* KVM_EXIT_XEN */
 449                 struct kvm_xen_exit xen;
 450                 /* Fix the size of the union. */
 451                 char padding[256];
 452         };
 453
 454         /* 2048 is the size of the char array used to bound/pad the size
 455          * of the union that holds sync regs.
 456          */
 457         #define SYNC_REGS_SIZE_BYTES 2048
 458         /*
 459          * shared registers between kvm and userspace.
 460          * kvm_valid_regs specifies the register classes set by the host
 461          * kvm_dirty_regs specified the register classes dirtied by userspace
 462          * struct kvm_sync_regs is architecture specific, as well as the
 463          * bits for kvm_valid_regs and kvm_dirty_regs
 464          */
 465         __u64 kvm_valid_regs;
 466         __u64 kvm_dirty_regs;
 467         union {
 468                 struct kvm_sync_regs regs;
 469                 char padding[SYNC_REGS_SIZE_BYTES];
 470         } s;
 471 };
 472
 473 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
 474
 475 struct kvm_coalesced_mmio_zone {
 476         __u64 addr;
 477         __u32 size;
 478         union {
 479                 __u32 pad;
 480                 __u32 pio;
 481         };
 482 };
 483
 484 struct kvm_coalesced_mmio {
 485         __u64 phys_addr;
 486         __u32 len;
 487         union {
 488                 __u32 pad;
 489                 __u32 pio;
 490         };
 491         __u8  data[8];
 492 };
 493
 494 struct kvm_coalesced_mmio_ring {
 495         __u32 first, last;
 496         struct kvm_coalesced_mmio coalesced_mmio[0];
 497 };
 498
 499 #define KVM_COALESCED_MMIO_MAX \
 500         ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 501          sizeof(struct kvm_coalesced_mmio))
 502
 503 /* for KVM_TRANSLATE */
 504 struct kvm_translation {
 505         /* in */
 506         __u64 linear_address;
 507
 508         /* out */
 509         __u64 physical_address;
 510         __u8  valid;
 511         __u8  writeable;
 512         __u8  usermode;
 513         __u8  pad[5];
 514 };
 515
 516 /* for KVM_S390_MEM_OP */
 517 struct kvm_s390_mem_op {
 518         /* in */
 519         __u64 gaddr;            /* the guest address */
 520         __u64 flags;            /* flags */
 521         __u32 size;             /* amount of bytes */
 522         __u32 op;               /* type of operation */
 523         __u64 buf;              /* buffer in userspace */
 524         union {
 525                 __u8 ar;        /* the access register number */
 526                 __u32 sida_offset; /* offset into the sida */
 527                 __u8 reserved[32]; /* should be set to 0 */
 528         };
 529 };
 530 /* types for kvm_s390_mem_op->op */
 531 #define KVM_S390_MEMOP_LOGICAL_READ     0
 532 #define KVM_S390_MEMOP_LOGICAL_WRITE    1
 533 #define KVM_S390_MEMOP_SIDA_READ        2
 534 #define KVM_S390_MEMOP_SIDA_WRITE       3
 535 /* flags for kvm_s390_mem_op->flags */
 536 #define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
 537 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
 538
 539 /* for KVM_INTERRUPT */
 540 struct kvm_interrupt {
 541         /* in */
 542         __u32 irq;
 543 };
 544
 545 /* for KVM_GET_DIRTY_LOG */
 546 struct kvm_dirty_log {
 547         __u32 slot;
 548         __u32 padding1;
 549         union {
 550                 void *dirty_bitmap; /* one bit per page */
 551                 __u64 padding2;
 552         };
 553 };
 554
 555 /* for KVM_CLEAR_DIRTY_LOG */
 556 struct kvm_clear_dirty_log {
 557         __u32 slot;
 558         __u32 num_pages;
 559         __u64 first_page;
 560         union {
 561                 void *dirty_bitmap; /* one bit per page */
 562                 __u64 padding2;
 563         };
 564 };
 565
 566 /* for KVM_SET_SIGNAL_MASK */
 567 struct kvm_signal_mask {
 568         __u32 len;
 569         __u8  sigset[0];
 570 };
 571
 572 /* for KVM_TPR_ACCESS_REPORTING */
 573 struct kvm_tpr_access_ctl {
 574         __u32 enabled;
 575         __u32 flags;
 576         __u32 reserved[8];
 577 };
 578
 579 /* for KVM_SET_VAPIC_ADDR */
 580 struct kvm_vapic_addr {
 581         __u64 vapic_addr;
 582 };
 583
 584 /* for KVM_SET_MP_STATE */
 585
 586 /* not all states are valid on all architectures */
 587 #define KVM_MP_STATE_RUNNABLE          0
 588 #define KVM_MP_STATE_UNINITIALIZED     1
 589 #define KVM_MP_STATE_INIT_RECEIVED     2
 590 #define KVM_MP_STATE_HALTED            3
 591 #define KVM_MP_STATE_SIPI_RECEIVED     4
 592 #define KVM_MP_STATE_STOPPED           5
 593 #define KVM_MP_STATE_CHECK_STOP        6
 594 #define KVM_MP_STATE_OPERATING         7
 595 #define KVM_MP_STATE_LOAD              8
 596 #define KVM_MP_STATE_AP_RESET_HOLD     9
 597
 598 struct kvm_mp_state {
 599         __u32 mp_state;
 600 };
 601
 602 struct kvm_s390_psw {
 603         __u64 mask;
 604         __u64 addr;
 605 };
 606
 607 /* valid values for type in kvm_s390_interrupt */
 608 #define KVM_S390_SIGP_STOP              0xfffe0000u
 609 #define KVM_S390_PROGRAM_INT            0xfffe0001u
 610 #define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
 611 #define KVM_S390_RESTART                0xfffe0003u
 612 #define KVM_S390_INT_PFAULT_INIT        0xfffe0004u
 613 #define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
 614 #define KVM_S390_MCHK                   0xfffe1000u
 615 #define KVM_S390_INT_CLOCK_COMP         0xffff1004u
 616 #define KVM_S390_INT_CPU_TIMER          0xffff1005u
 617 #define KVM_S390_INT_VIRTIO             0xffff2603u
 618 #define KVM_S390_INT_SERVICE            0xffff2401u
 619 #define KVM_S390_INT_EMERGENCY          0xffff1201u
 620 #define KVM_S390_INT_EXTERNAL_CALL      0xffff1202u
 621 /* Anything below 0xfffe0000u is taken by INT_IO */
 622 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
 623         (((schid)) |                           \
 624          ((ssid) << 16) |                      \
 625          ((cssid) << 18) |                     \
 626          ((ai) << 26))
 627 #define KVM_S390_INT_IO_MIN             0x00000000u
 628 #define KVM_S390_INT_IO_MAX             0xfffdffffu
 629 #define KVM_S390_INT_IO_AI_MASK         0x04000000u
 630
 631
 632 struct kvm_s390_interrupt {
 633         __u32 type;
 634         __u32 parm;
 635         __u64 parm64;
 636 };
 637
 638 struct kvm_s390_io_info {
 639         __u16 subchannel_id;
 640         __u16 subchannel_nr;
 641         __u32 io_int_parm;
 642         __u32 io_int_word;
 643 };
 644
 645 struct kvm_s390_ext_info {
 646         __u32 ext_params;
 647         __u32 pad;
 648         __u64 ext_params2;
 649 };
 650
 651 struct kvm_s390_pgm_info {
 652         __u64 trans_exc_code;
 653         __u64 mon_code;
 654         __u64 per_address;
 655         __u32 data_exc_code;
 656         __u16 code;
 657         __u16 mon_class_nr;
 658         __u8 per_code;
 659         __u8 per_atmid;
 660         __u8 exc_access_id;
 661         __u8 per_access_id;
 662         __u8 op_access_id;
 663 #define KVM_S390_PGM_FLAGS_ILC_VALID    0x01
 664 #define KVM_S390_PGM_FLAGS_ILC_0        0x02
 665 #define KVM_S390_PGM_FLAGS_ILC_1        0x04
 666 #define KVM_S390_PGM_FLAGS_ILC_MASK     0x06
 667 #define KVM_S390_PGM_FLAGS_NO_REWIND    0x08
 668         __u8 flags;
 669         __u8 pad[2];
 670 };
 671
 672 struct kvm_s390_prefix_info {
 673         __u32 address;
 674 };
 675
 676 struct kvm_s390_extcall_info {
 677         __u16 code;
 678 };
 679
 680 struct kvm_s390_emerg_info {
 681         __u16 code;
 682 };
 683
 684 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
 685 struct kvm_s390_stop_info {
 686         __u32 flags;
 687 };
 688
 689 struct kvm_s390_mchk_info {
 690         __u64 cr14;
 691         __u64 mcic;
 692         __u64 failing_storage_address;
 693         __u32 ext_damage_code;
 694         __u32 pad;
 695         __u8 fixed_logout[16];
 696 };
 697
 698 struct kvm_s390_irq {
 699         __u64 type;
 700         union {
 701                 struct kvm_s390_io_info io;
 702                 struct kvm_s390_ext_info ext;
 703                 struct kvm_s390_pgm_info pgm;
 704                 struct kvm_s390_emerg_info emerg;
 705                 struct kvm_s390_extcall_info extcall;
 706                 struct kvm_s390_prefix_info prefix;
 707                 struct kvm_s390_stop_info stop;
 708                 struct kvm_s390_mchk_info mchk;
 709                 char reserved[64];
 710         } u;
 711 };
 712
 713 struct kvm_s390_irq_state {
 714         __u64 buf;
 715         __u32 flags;        /* will stay unused for compatibility reasons */
 716         __u32 len;
 717         __u32 reserved[4];  /* will stay unused for compatibility reasons */
 718 };
 719
 720 /* for KVM_SET_GUEST_DEBUG */
 721
 722 #define KVM_GUESTDBG_ENABLE             0x00000001
 723 #define KVM_GUESTDBG_SINGLESTEP         0x00000002
 724
 725 struct kvm_guest_debug {
 726         __u32 control;
 727         __u32 pad;
 728         struct kvm_guest_debug_arch arch;
 729 };
 730
 731 enum {
 732         kvm_ioeventfd_flag_nr_datamatch,
 733         kvm_ioeventfd_flag_nr_pio,
 734         kvm_ioeventfd_flag_nr_deassign,
 735         kvm_ioeventfd_flag_nr_virtio_ccw_notify,
 736         kvm_ioeventfd_flag_nr_fast_mmio,
 737         kvm_ioeventfd_flag_nr_max,
 738 };
 739
 740 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 741 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 742 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
 743 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
 744         (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
 745
 746 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
 747
 748 struct kvm_ioeventfd {
 749         __u64 datamatch;
 750         __u64 addr;        /* legal pio/mmio address */
 751         __u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
 752         __s32 fd;
 753         __u32 flags;
 754         __u8  pad[36];
 755 };
 756
 757 #define KVM_X86_DISABLE_EXITS_MWAIT          (1 << 0)
 758 #define KVM_X86_DISABLE_EXITS_HLT            (1 << 1)
 759 #define KVM_X86_DISABLE_EXITS_PAUSE          (1 << 2)
 760 #define KVM_X86_DISABLE_EXITS_CSTATE         (1 << 3)
 761 #define KVM_X86_DISABLE_VALID_EXITS          (KVM_X86_DISABLE_EXITS_MWAIT | \
 762                                               KVM_X86_DISABLE_EXITS_HLT | \
 763                                               KVM_X86_DISABLE_EXITS_PAUSE | \
 764                                               KVM_X86_DISABLE_EXITS_CSTATE)
 765
 766 /* for KVM_ENABLE_CAP */
 767 struct kvm_enable_cap {
 768         /* in */
 769         __u32 cap;
 770         __u32 flags;
 771         __u64 args[4];
 772         __u8  pad[64];
 773 };
 774
 775 /* for KVM_PPC_GET_PVINFO */
 776
 777 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
 778
 779 struct kvm_ppc_pvinfo {
 780         /* out */
 781         __u32 flags;
 782         __u32 hcall[4];
 783         __u8  pad[108];
 784 };
 785
 786 /* for KVM_PPC_GET_SMMU_INFO */
 787 #define KVM_PPC_PAGE_SIZES_MAX_SZ       8
 788
 789 struct kvm_ppc_one_page_size {
 790         __u32 page_shift;       /* Page shift (or 0) */
 791         __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
 792 };
 793
 794 struct kvm_ppc_one_seg_page_size {
 795         __u32 page_shift;       /* Base page shift of segment (or 0) */
 796         __u32 slb_enc;          /* SLB encoding for BookS */
 797         struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
 798 };
 799
 800 #define KVM_PPC_PAGE_SIZES_REAL         0x00000001
 801 #define KVM_PPC_1T_SEGMENTS             0x00000002
 802 #define KVM_PPC_NO_HASH                 0x00000004
 803
 804 struct kvm_ppc_smmu_info {
 805         __u64 flags;
 806         __u32 slb_size;
 807         __u16 data_keys;        /* # storage keys supported for data */
 808         __u16 instr_keys;       /* # storage keys supported for instructions */
 809         struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
 810 };
 811
 812 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
 813 struct kvm_ppc_resize_hpt {
 814         __u64 flags;
 815         __u32 shift;
 816         __u32 pad;
 817 };
 818
 819 #define KVMIO 0xAE
 820
 821 /* machine type bits, to be used as argument to KVM_CREATE_VM */
 822 #define KVM_VM_S390_UCONTROL    1
 823
 824 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
 825 #define KVM_VM_PPC_HV 1
 826 #define KVM_VM_PPC_PR 2
 827
 828 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */
 829 #define KVM_VM_MIPS_AUTO        0
 830 #define KVM_VM_MIPS_VZ          1
 831 #define KVM_VM_MIPS_TE          2
 832
 833 #define KVM_S390_SIE_PAGE_OFFSET 1
 834
 835 /*
 836  * On arm64, machine type can be used to request the physical
 837  * address size for the VM. Bits[7-0] are reserved for the guest
 838  * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
 839  * value 0 implies the default IPA size, 40bits.
 840  */
 841 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK   0xffULL
 842 #define KVM_VM_TYPE_ARM_IPA_SIZE(x)             \
 843         ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
 844 /*
 845  * ioctls for /dev/kvm fds:
 846  */
 847 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 848 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 849 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
 850
 851 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 852 /*
 853  * Check if a kvm extension is available.  Argument is extension number,
 854  * return is 1 (yes) or 0 (no, sorry).
 855  */
 856 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 857 /*
 858  * Get size for mmap(vcpu_fd)
 859  */
 860 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 861 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 862 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 863 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 864 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
 865 #define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
 866 #define KVM_GET_MSR_FEATURE_INDEX_LIST    _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
 867
 868 /*
 869  * Extension capability list.
 870  */
 871 #define KVM_CAP_IRQCHIP   0
 872 #define KVM_CAP_HLT       1
 873 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 874 #define KVM_CAP_USER_MEMORY 3
 875 #define KVM_CAP_SET_TSS_ADDR 4
 876 #define KVM_CAP_VAPIC 6
 877 #define KVM_CAP_EXT_CPUID 7
 878 #define KVM_CAP_CLOCKSOURCE 8
 879 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
 880 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 881 #define KVM_CAP_PIT 11
 882 #define KVM_CAP_NOP_IO_DELAY 12
 883 #define KVM_CAP_PV_MMU 13
 884 #define KVM_CAP_MP_STATE 14
 885 #define KVM_CAP_COALESCED_MMIO 15
 886 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 887 #define KVM_CAP_IOMMU 18
 888 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 889 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 890 #define KVM_CAP_USER_NMI 22
 891 #ifdef __KVM_HAVE_GUEST_DEBUG
 892 #define KVM_CAP_SET_GUEST_DEBUG 23
 893 #endif
 894 #ifdef __KVM_HAVE_PIT
 895 #define KVM_CAP_REINJECT_CONTROL 24
 896 #endif
 897 #define KVM_CAP_IRQ_ROUTING 25
 898 #define KVM_CAP_IRQ_INJECT_STATUS 26
 899 #define KVM_CAP_ASSIGN_DEV_IRQ 29
 900 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 901 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 902 #ifdef __KVM_HAVE_MCE
 903 #define KVM_CAP_MCE 31
 904 #endif
 905 #define KVM_CAP_IRQFD 32
 906 #ifdef __KVM_HAVE_PIT
 907 #define KVM_CAP_PIT2 33
 908 #endif
 909 #define KVM_CAP_SET_BOOT_CPU_ID 34
 910 #ifdef __KVM_HAVE_PIT_STATE2
 911 #define KVM_CAP_PIT_STATE2 35
 912 #endif
 913 #define KVM_CAP_IOEVENTFD 36
 914 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 915 #ifdef __KVM_HAVE_XEN_HVM
 916 #define KVM_CAP_XEN_HVM 38
 917 #endif
 918 #define KVM_CAP_ADJUST_CLOCK 39
 919 #define KVM_CAP_INTERNAL_ERROR_DATA 40
 920 #ifdef __KVM_HAVE_VCPU_EVENTS
 921 #define KVM_CAP_VCPU_EVENTS 41
 922 #endif
 923 #define KVM_CAP_S390_PSW 42
 924 #define KVM_CAP_PPC_SEGSTATE 43
 925 #define KVM_CAP_HYPERV 44
 926 #define KVM_CAP_HYPERV_VAPIC 45
 927 #define KVM_CAP_HYPERV_SPIN 46
 928 #define KVM_CAP_PCI_SEGMENT 47
 929 #define KVM_CAP_PPC_PAIRED_SINGLES 48
 930 #define KVM_CAP_INTR_SHADOW 49
 931 #ifdef __KVM_HAVE_DEBUGREGS
 932 #define KVM_CAP_DEBUGREGS 50
 933 #endif
 934 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
 935 #define KVM_CAP_PPC_OSI 52
 936 #define KVM_CAP_PPC_UNSET_IRQ 53
 937 #define KVM_CAP_ENABLE_CAP 54
 938 #ifdef __KVM_HAVE_XSAVE
 939 #define KVM_CAP_XSAVE 55
 940 #endif
 941 #ifdef __KVM_HAVE_XCRS
 942 #define KVM_CAP_XCRS 56
 943 #endif
 944 #define KVM_CAP_PPC_GET_PVINFO 57
 945 #define KVM_CAP_PPC_IRQ_LEVEL 58
 946 #define KVM_CAP_ASYNC_PF 59
 947 #define KVM_CAP_TSC_CONTROL 60
 948 #define KVM_CAP_GET_TSC_KHZ 61
 949 #define KVM_CAP_PPC_BOOKE_SREGS 62
 950 #define KVM_CAP_SPAPR_TCE 63
 951 #define KVM_CAP_PPC_SMT 64
 952 #define KVM_CAP_PPC_RMA 65
 953 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
 954 #define KVM_CAP_PPC_HIOR 67
 955 #define KVM_CAP_PPC_PAPR 68
 956 #define KVM_CAP_SW_TLB 69
 957 #define KVM_CAP_ONE_REG 70
 958 #define KVM_CAP_S390_GMAP 71
 959 #define KVM_CAP_TSC_DEADLINE_TIMER 72
 960 #define KVM_CAP_S390_UCONTROL 73
 961 #define KVM_CAP_SYNC_REGS 74
 962 #define KVM_CAP_PCI_2_3 75
 963 #define KVM_CAP_KVMCLOCK_CTRL 76
 964 #define KVM_CAP_SIGNAL_MSI 77
 965 #define KVM_CAP_PPC_GET_SMMU_INFO 78
 966 #define KVM_CAP_S390_COW 79
 967 #define KVM_CAP_PPC_ALLOC_HTAB 80
 968 #define KVM_CAP_READONLY_MEM 81
 969 #define KVM_CAP_IRQFD_RESAMPLE 82
 970 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
 971 #define KVM_CAP_PPC_HTAB_FD 84
 972 #define KVM_CAP_S390_CSS_SUPPORT 85
 973 #define KVM_CAP_PPC_EPR 86
 974 #define KVM_CAP_ARM_PSCI 87
 975 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
 976 #define KVM_CAP_DEVICE_CTRL 89
 977 #define KVM_CAP_IRQ_MPIC 90
 978 #define KVM_CAP_PPC_RTAS 91
 979 #define KVM_CAP_IRQ_XICS 92
 980 #define KVM_CAP_ARM_EL1_32BIT 93
 981 #define KVM_CAP_SPAPR_MULTITCE 94
 982 #define KVM_CAP_EXT_EMUL_CPUID 95
 983 #define KVM_CAP_HYPERV_TIME 96
 984 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
 985 #define KVM_CAP_ENABLE_CAP_VM 98
 986 #define KVM_CAP_S390_IRQCHIP 99
 987 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
 988 #define KVM_CAP_VM_ATTRIBUTES 101
 989 #define KVM_CAP_ARM_PSCI_0_2 102
 990 #define KVM_CAP_PPC_FIXUP_HCALL 103
 991 #define KVM_CAP_PPC_ENABLE_HCALL 104
 992 #define KVM_CAP_CHECK_EXTENSION_VM 105
 993 #define KVM_CAP_S390_USER_SIGP 106
 994 #define KVM_CAP_S390_VECTOR_REGISTERS 107
 995 #define KVM_CAP_S390_MEM_OP 108
 996 #define KVM_CAP_S390_USER_STSI 109
 997 #define KVM_CAP_S390_SKEYS 110
 998 #define KVM_CAP_MIPS_FPU 111
 999 #define KVM_CAP_MIPS_MSA 112
1000 #define KVM_CAP_S390_INJECT_IRQ 113
1001 #define KVM_CAP_S390_IRQ_STATE 114
1002 #define KVM_CAP_PPC_HWRNG 115
1003 #define KVM_CAP_DISABLE_QUIRKS 116
1004 #define KVM_CAP_X86_SMM 117
1005 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
1006 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
1007 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
1008 #define KVM_CAP_SPLIT_IRQCHIP 121
1009 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
1010 #define KVM_CAP_HYPERV_SYNIC 123
1011 #define KVM_CAP_S390_RI 124
1012 #define KVM_CAP_SPAPR_TCE_64 125
1013 #define KVM_CAP_ARM_PMU_V3 126
1014 #define KVM_CAP_VCPU_ATTRIBUTES 127
1015 #define KVM_CAP_MAX_VCPU_ID 128
1016 #define KVM_CAP_X2APIC_API 129
1017 #define KVM_CAP_S390_USER_INSTR0 130
1018 #define KVM_CAP_MSI_DEVID 131
1019 #define KVM_CAP_PPC_HTM 132
1020 #define KVM_CAP_SPAPR_RESIZE_HPT 133
1021 #define KVM_CAP_PPC_MMU_RADIX 134
1022 #define KVM_CAP_PPC_MMU_HASH_V3 135
1023 #define KVM_CAP_IMMEDIATE_EXIT 136
1024 #define KVM_CAP_MIPS_VZ 137
1025 #define KVM_CAP_MIPS_TE 138
1026 #define KVM_CAP_MIPS_64BIT 139
1027 #define KVM_CAP_S390_GS 140
1028 #define KVM_CAP_S390_AIS 141
1029 #define KVM_CAP_SPAPR_TCE_VFIO 142
1030 #define KVM_CAP_X86_DISABLE_EXITS 143
1031 #define KVM_CAP_ARM_USER_IRQ 144
1032 #define KVM_CAP_S390_CMMA_MIGRATION 145
1033 #define KVM_CAP_PPC_FWNMI 146
1034 #define KVM_CAP_PPC_SMT_POSSIBLE 147
1035 #define KVM_CAP_HYPERV_SYNIC2 148
1036 #define KVM_CAP_HYPERV_VP_INDEX 149
1037 #define KVM_CAP_S390_AIS_MIGRATION 150
1038 #define KVM_CAP_PPC_GET_CPU_CHAR 151
1039 #define KVM_CAP_S390_BPB 152
1040 #define KVM_CAP_GET_MSR_FEATURES 153
1041 #define KVM_CAP_HYPERV_EVENTFD 154
1042 #define KVM_CAP_HYPERV_TLBFLUSH 155
1043 #define KVM_CAP_S390_HPAGE_1M 156
1044 #define KVM_CAP_NESTED_STATE 157
1045 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
1046 #define KVM_CAP_MSR_PLATFORM_INFO 159
1047 #define KVM_CAP_PPC_NESTED_HV 160
1048 #define KVM_CAP_HYPERV_SEND_IPI 161
1049 #define KVM_CAP_COALESCED_PIO 162
1050 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
1051 #define KVM_CAP_EXCEPTION_PAYLOAD 164
1052 #define KVM_CAP_ARM_VM_IPA_SIZE 165
1053 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
1054 #define KVM_CAP_HYPERV_CPUID 167
1055 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
1056 #define KVM_CAP_PPC_IRQ_XIVE 169
1057 #define KVM_CAP_ARM_SVE 170
1058 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1059 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
1060 #define KVM_CAP_PMU_EVENT_FILTER 173
1061 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
1062 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1063 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
1064 #define KVM_CAP_ARM_NISV_TO_USER 177
1065 #define KVM_CAP_ARM_INJECT_EXT_DABT 178
1066 #define KVM_CAP_S390_VCPU_RESETS 179
1067 #define KVM_CAP_S390_PROTECTED 180
1068 #define KVM_CAP_PPC_SECURE_GUEST 181
1069 #define KVM_CAP_HALT_POLL 182
1070 #define KVM_CAP_ASYNC_PF_INT 183
1071 #define KVM_CAP_LAST_CPU 184
1072 #define KVM_CAP_SMALLER_MAXPHYADDR 185
1073 #define KVM_CAP_S390_DIAG318 186
1074 #define KVM_CAP_STEAL_TIME 187
1075 #define KVM_CAP_X86_USER_SPACE_MSR 188
1076 #define KVM_CAP_X86_MSR_FILTER 189
1077 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190
1078 #define KVM_CAP_SYS_HYPERV_CPUID 191
1079 #define KVM_CAP_DIRTY_LOG_RING 192
1080 #define KVM_CAP_X86_BUS_LOCK_EXIT 193
1081 #define KVM_CAP_PPC_DAWR1 194
1082 #define KVM_CAP_SET_GUEST_DEBUG2 195
1083 #define KVM_CAP_SGX_ATTRIBUTE 196
1084 #define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197
1085 #define KVM_CAP_PTP_KVM 198
1086
1087 #ifdef KVM_CAP_IRQ_ROUTING
1088
1089 struct kvm_irq_routing_irqchip {
1090         __u32 irqchip;
1091         __u32 pin;
1092 };
1093
1094 struct kvm_irq_routing_msi {
1095         __u32 address_lo;
1096         __u32 address_hi;
1097         __u32 data;
1098         union {
1099                 __u32 pad;
1100                 __u32 devid;
1101         };
1102 };
1103
1104 struct kvm_irq_routing_s390_adapter {
1105         __u64 ind_addr;
1106         __u64 summary_addr;
1107         __u64 ind_offset;
1108         __u32 summary_offset;
1109         __u32 adapter_id;
1110 };
1111
1112 struct kvm_irq_routing_hv_sint {
1113         __u32 vcpu;
1114         __u32 sint;
1115 };
1116
1117 /* gsi routing entry types */
1118 #define KVM_IRQ_ROUTING_IRQCHIP 1
1119 #define KVM_IRQ_ROUTING_MSI 2
1120 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
1121 #define KVM_IRQ_ROUTING_HV_SINT 4
1122
1123 struct kvm_irq_routing_entry {
1124         __u32 gsi;
1125         __u32 type;
1126         __u32 flags;
1127         __u32 pad;
1128         union {
1129                 struct kvm_irq_routing_irqchip irqchip;
1130                 struct kvm_irq_routing_msi msi;
1131                 struct kvm_irq_routing_s390_adapter adapter;
1132                 struct kvm_irq_routing_hv_sint hv_sint;
1133                 __u32 pad[8];
1134         } u;
1135 };
1136
1137 struct kvm_irq_routing {
1138         __u32 nr;
1139         __u32 flags;
1140         struct kvm_irq_routing_entry entries[0];
1141 };
1142
1143 #endif
1144
1145 #ifdef KVM_CAP_MCE
1146 /* x86 MCE */
1147 struct kvm_x86_mce {
1148         __u64 status;
1149         __u64 addr;
1150         __u64 misc;
1151         __u64 mcg_status;
1152         __u8 bank;
1153         __u8 pad1[7];
1154         __u64 pad2[3];
1155 };
1156 #endif
1157
1158 #ifdef KVM_CAP_XEN_HVM
1159 #define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR        (1 << 0)
1160 #define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL      (1 << 1)
1161 #define KVM_XEN_HVM_CONFIG_SHARED_INFO          (1 << 2)
1162 #define KVM_XEN_HVM_CONFIG_RUNSTATE             (1 << 3)
1163
1164 struct kvm_xen_hvm_config {
1165         __u32 flags;
1166         __u32 msr;
1167         __u64 blob_addr_32;
1168         __u64 blob_addr_64;
1169         __u8 blob_size_32;
1170         __u8 blob_size_64;
1171         __u8 pad2[30];
1172 };
1173 #endif
1174
1175 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1176 /*
1177  * Available with KVM_CAP_IRQFD_RESAMPLE
1178  *
1179  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1180  * the irqfd to operate in resampling mode for level triggered interrupt
1181  * emulation.  See Documentation/virt/kvm/api.rst.
1182  */
1183 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1184
1185 struct kvm_irqfd {
1186         __u32 fd;
1187         __u32 gsi;
1188         __u32 flags;
1189         __u32 resamplefd;
1190         __u8  pad[16];
1191 };
1192
1193 /* For KVM_CAP_ADJUST_CLOCK */
1194
1195 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
1196 #define KVM_CLOCK_TSC_STABLE            2
1197
1198 struct kvm_clock_data {
1199         __u64 clock;
1200         __u32 flags;
1201         __u32 pad[9];
1202 };
1203
1204 /* For KVM_CAP_SW_TLB */
1205
1206 #define KVM_MMU_FSL_BOOKE_NOHV          0
1207 #define KVM_MMU_FSL_BOOKE_HV            1
1208
1209 struct kvm_config_tlb {
1210         __u64 params;
1211         __u64 array;
1212         __u32 mmu_type;
1213         __u32 array_len;
1214 };
1215
1216 struct kvm_dirty_tlb {
1217         __u64 bitmap;
1218         __u32 num_dirty;
1219 };
1220
1221 /* Available with KVM_CAP_ONE_REG */
1222
1223 #define KVM_REG_ARCH_MASK       0xff00000000000000ULL
1224 #define KVM_REG_GENERIC         0x0000000000000000ULL
1225
1226 /*
1227  * Architecture specific registers are to be defined in arch headers and
1228  * ORed with the arch identifier.
1229  */
1230 #define KVM_REG_PPC             0x1000000000000000ULL
1231 #define KVM_REG_X86             0x2000000000000000ULL
1232 #define KVM_REG_IA64            0x3000000000000000ULL
1233 #define KVM_REG_ARM             0x4000000000000000ULL
1234 #define KVM_REG_S390            0x5000000000000000ULL
1235 #define KVM_REG_ARM64           0x6000000000000000ULL
1236 #define KVM_REG_MIPS            0x7000000000000000ULL
1237 #define KVM_REG_RISCV           0x8000000000000000ULL
1238
1239 #define KVM_REG_SIZE_SHIFT      52
1240 #define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
1241 #define KVM_REG_SIZE_U8         0x0000000000000000ULL
1242 #define KVM_REG_SIZE_U16        0x0010000000000000ULL
1243 #define KVM_REG_SIZE_U32        0x0020000000000000ULL
1244 #define KVM_REG_SIZE_U64        0x0030000000000000ULL
1245 #define KVM_REG_SIZE_U128       0x0040000000000000ULL
1246 #define KVM_REG_SIZE_U256       0x0050000000000000ULL
1247 #define KVM_REG_SIZE_U512       0x0060000000000000ULL
1248 #define KVM_REG_SIZE_U1024      0x0070000000000000ULL
1249 #define KVM_REG_SIZE_U2048      0x0080000000000000ULL
1250
1251 struct kvm_reg_list {
1252         __u64 n; /* number of regs */
1253         __u64 reg[0];
1254 };
1255
1256 struct kvm_one_reg {
1257         __u64 id;
1258         __u64 addr;
1259 };
1260
1261 #define KVM_MSI_VALID_DEVID     (1U << 0)
1262 struct kvm_msi {
1263         __u32 address_lo;
1264         __u32 address_hi;
1265         __u32 data;
1266         __u32 flags;
1267         __u32 devid;
1268         __u8  pad[12];
1269 };
1270
1271 struct kvm_arm_device_addr {
1272         __u64 id;
1273         __u64 addr;
1274 };
1275
1276 /*
1277  * Device control API, available with KVM_CAP_DEVICE_CTRL
1278  */
1279 #define KVM_CREATE_DEVICE_TEST          1
1280
1281 struct kvm_create_device {
1282         __u32   type;   /* in: KVM_DEV_TYPE_xxx */
1283         __u32   fd;     /* out: device handle */
1284         __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
1285 };
1286
1287 struct kvm_device_attr {
1288         __u32   flags;          /* no flags currently defined */
1289         __u32   group;          /* device-defined */
1290         __u64   attr;           /* group-defined */
1291         __u64   addr;           /* userspace address of attr data */
1292 };
1293
1294 #define  KVM_DEV_VFIO_GROUP                     1
1295 #define   KVM_DEV_VFIO_GROUP_ADD                        1
1296 #define   KVM_DEV_VFIO_GROUP_DEL                        2
1297 #define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE              3
1298
1299 enum kvm_device_type {
1300         KVM_DEV_TYPE_FSL_MPIC_20        = 1,
1301 #define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
1302         KVM_DEV_TYPE_FSL_MPIC_42,
1303 #define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
1304         KVM_DEV_TYPE_XICS,
1305 #define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
1306         KVM_DEV_TYPE_VFIO,
1307 #define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
1308         KVM_DEV_TYPE_ARM_VGIC_V2,
1309 #define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
1310         KVM_DEV_TYPE_FLIC,
1311 #define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
1312         KVM_DEV_TYPE_ARM_VGIC_V3,
1313 #define KVM_DEV_TYPE_ARM_VGIC_V3        KVM_DEV_TYPE_ARM_VGIC_V3
1314         KVM_DEV_TYPE_ARM_VGIC_ITS,
1315 #define KVM_DEV_TYPE_ARM_VGIC_ITS       KVM_DEV_TYPE_ARM_VGIC_ITS
1316         KVM_DEV_TYPE_XIVE,
1317 #define KVM_DEV_TYPE_XIVE               KVM_DEV_TYPE_XIVE
1318         KVM_DEV_TYPE_ARM_PV_TIME,
1319 #define KVM_DEV_TYPE_ARM_PV_TIME        KVM_DEV_TYPE_ARM_PV_TIME
1320         KVM_DEV_TYPE_MAX,
1321 };
1322
1323 struct kvm_vfio_spapr_tce {
1324         __s32   groupfd;
1325         __s32   tablefd;
1326 };
1327
1328 /*
1329  * ioctls for VM fds
1330  */
1331 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1332 /*
1333  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1334  * a vcpu fd.
1335  */
1336 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1337 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1338 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1339 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1340 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1341 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1342 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1343                                         struct kvm_userspace_memory_region)
1344 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1345 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1346
1347 /* enable ucontrol for s390 */
1348 struct kvm_s390_ucas_mapping {
1349         __u64 user_addr;
1350         __u64 vcpu_addr;
1351         __u64 length;
1352 };
1353 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1354 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1355 #define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)
1356
1357 /* Device model IOC */
1358 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1359 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1360 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1361 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1362 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1363 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1364 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1365 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1366 #define KVM_REGISTER_COALESCED_MMIO \
1367                         _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1368 #define KVM_UNREGISTER_COALESCED_MMIO \
1369                         _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1370 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1371                                        struct kvm_assigned_pci_dev)
1372 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1373 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1374 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1375 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1376 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1377 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1378                                        struct kvm_assigned_pci_dev)
1379 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1380                                        struct kvm_assigned_msix_nr)
1381 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1382                                        struct kvm_assigned_msix_entry)
1383 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1384 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1385 #define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
1386 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1387 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1388 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1389 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1390 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1391 /* Available with KVM_CAP_PIT_STATE2 */
1392 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1393 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1394 /* Available with KVM_CAP_PPC_GET_PVINFO */
1395 #define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1396 /* Available with KVM_CAP_TSC_CONTROL */
1397 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1398 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1399 /* Available with KVM_CAP_PCI_2_3 */
1400 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1401                                        struct kvm_assigned_pci_dev)
1402 /* Available with KVM_CAP_SIGNAL_MSI */
1403 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1404 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1405 #define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1406 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1407 #define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
1408 #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1409 #define KVM_CREATE_SPAPR_TCE_64   _IOW(KVMIO,  0xa8, \
1410                                        struct kvm_create_spapr_tce_64)
1411 /* Available with KVM_CAP_RMA */
1412 #define KVM_ALLOCATE_RMA          _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1413 /* Available with KVM_CAP_PPC_HTAB_FD */
1414 #define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1415 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1416 #define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1417 /* Available with KVM_CAP_PPC_RTAS */
1418 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1419 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1420 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1421 #define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1422 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1423 #define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
1424 /* Available with KVM_CAP_PPC_RADIX_MMU */
1425 #define KVM_PPC_GET_RMMU_INFO     _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
1426 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1427 #define KVM_PPC_GET_CPU_CHAR      _IOR(KVMIO,  0xb1, struct kvm_ppc_cpu_char)
1428 /* Available with KVM_CAP_PMU_EVENT_FILTER */
1429 #define KVM_SET_PMU_EVENT_FILTER  _IOW(KVMIO,  0xb2, struct kvm_pmu_event_filter)
1430 #define KVM_PPC_SVM_OFF           _IO(KVMIO,  0xb3)
1431
1432 /* ioctl for vm fd */
1433 #define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1434
1435 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1436 #define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1437 #define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1438 #define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1439
1440 /*
1441  * ioctls for vcpu fds
1442  */
1443 #define KVM_RUN                   _IO(KVMIO,   0x80)
1444 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1445 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1446 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1447 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1448 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1449 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1450 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1451 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1452 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1453 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1454 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1455 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1456 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1457 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1458 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1459 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1460 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1461 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1462 /* Available with KVM_CAP_VAPIC */
1463 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1464 /* Available with KVM_CAP_VAPIC */
1465 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1466 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1467 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1468 /* store status for s390 */
1469 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1470 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1471 #define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
1472 /* initial ipl psw for s390 */
1473 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1474 /* initial reset for s390 */
1475 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1476 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1477 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1478 /* Available with KVM_CAP_USER_NMI */
1479 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1480 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1481 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1482 /* MCE for x86 */
1483 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1484 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1485 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1486 /* Available with KVM_CAP_VCPU_EVENTS */
1487 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1488 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1489 /* Available with KVM_CAP_DEBUGREGS */
1490 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1491 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1492 /*
1493  * vcpu version available with KVM_ENABLE_CAP
1494  * vm version available with KVM_CAP_ENABLE_CAP_VM
1495  */
1496 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1497 /* Available with KVM_CAP_XSAVE */
1498 #define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
1499 #define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
1500 /* Available with KVM_CAP_XCRS */
1501 #define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1502 #define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1503 /* Available with KVM_CAP_SW_TLB */
1504 #define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1505 /* Available with KVM_CAP_ONE_REG */
1506 #define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
1507 #define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
1508 /* VM is being stopped by host */
1509 #define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
1510 #define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1511 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1512 #define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1513 /* Available with KVM_CAP_S390_MEM_OP */
1514 #define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1515 /* Available with KVM_CAP_S390_SKEYS */
1516 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1517 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1518 /* Available with KVM_CAP_S390_INJECT_IRQ */
1519 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1520 /* Available with KVM_CAP_S390_IRQ_STATE */
1521 #define KVM_S390_SET_IRQ_STATE    _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1522 #define KVM_S390_GET_IRQ_STATE    _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1523 /* Available with KVM_CAP_X86_SMM */
1524 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1525 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1526 #define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1527 #define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1528 /* Memory Encryption Commands */
1529 #define KVM_MEMORY_ENCRYPT_OP      _IOWR(KVMIO, 0xba, unsigned long)
1530
1531 struct kvm_enc_region {
1532         __u64 addr;
1533         __u64 size;
1534 };
1535
1536 #define KVM_MEMORY_ENCRYPT_REG_REGION    _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1537 #define KVM_MEMORY_ENCRYPT_UNREG_REGION  _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1538
1539 /* Available with KVM_CAP_HYPERV_EVENTFD */
1540 #define KVM_HYPERV_EVENTFD        _IOW(KVMIO,  0xbd, struct kvm_hyperv_eventfd)
1541
1542 /* Available with KVM_CAP_NESTED_STATE */
1543 #define KVM_GET_NESTED_STATE         _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1544 #define KVM_SET_NESTED_STATE         _IOW(KVMIO,  0xbf, struct kvm_nested_state)
1545
1546 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1547 #define KVM_CLEAR_DIRTY_LOG          _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1548
1549 /* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */
1550 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1551
1552 /* Available with KVM_CAP_ARM_SVE */
1553 #define KVM_ARM_VCPU_FINALIZE     _IOW(KVMIO,  0xc2, int)
1554
1555 /* Available with  KVM_CAP_S390_VCPU_RESETS */
1556 #define KVM_S390_NORMAL_RESET   _IO(KVMIO,   0xc3)
1557 #define KVM_S390_CLEAR_RESET    _IO(KVMIO,   0xc4)
1558
1559 struct kvm_s390_pv_sec_parm {
1560         __u64 origin;
1561         __u64 length;
1562 };
1563
1564 struct kvm_s390_pv_unp {
1565         __u64 addr;
1566         __u64 size;
1567         __u64 tweak;
1568 };
1569
1570 enum pv_cmd_id {
1571         KVM_PV_ENABLE,
1572         KVM_PV_DISABLE,
1573         KVM_PV_SET_SEC_PARMS,
1574         KVM_PV_UNPACK,
1575         KVM_PV_VERIFY,
1576         KVM_PV_PREP_RESET,
1577         KVM_PV_UNSHARE_ALL,
1578 };
1579
1580 struct kvm_pv_cmd {
1581         __u32 cmd;      /* Command to be executed */
1582         __u16 rc;       /* Ultravisor return code */
1583         __u16 rrc;      /* Ultravisor return reason code */
1584         __u64 data;     /* Data or address */
1585         __u32 flags;    /* flags for future extensions. Must be 0 for now */
1586         __u32 reserved[3];
1587 };
1588
1589 /* Available with KVM_CAP_S390_PROTECTED */
1590 #define KVM_S390_PV_COMMAND             _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
1591
1592 /* Available with KVM_CAP_X86_MSR_FILTER */
1593 #define KVM_X86_SET_MSR_FILTER  _IOW(KVMIO,  0xc6, struct kvm_msr_filter)
1594
1595 /* Available with KVM_CAP_DIRTY_LOG_RING */
1596 #define KVM_RESET_DIRTY_RINGS           _IO(KVMIO, 0xc7)
1597
1598 /* Per-VM Xen attributes */
1599 #define KVM_XEN_HVM_GET_ATTR    _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr)
1600 #define KVM_XEN_HVM_SET_ATTR    _IOW(KVMIO,  0xc9, struct kvm_xen_hvm_attr)
1601
1602 struct kvm_xen_hvm_attr {
1603         __u16 type;
1604         __u16 pad[3];
1605         union {
1606                 __u8 long_mode;
1607                 __u8 vector;
1608                 struct {
1609                         __u64 gfn;
1610                 } shared_info;
1611                 __u64 pad[8];
1612         } u;
1613 };
1614
1615 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */
1616 #define KVM_XEN_ATTR_TYPE_LONG_MODE             0x0
1617 #define KVM_XEN_ATTR_TYPE_SHARED_INFO           0x1
1618 #define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR         0x2
1619
1620 /* Per-vCPU Xen attributes */
1621 #define KVM_XEN_VCPU_GET_ATTR   _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr)
1622 #define KVM_XEN_VCPU_SET_ATTR   _IOW(KVMIO,  0xcb, struct kvm_xen_vcpu_attr)
1623
1624 struct kvm_xen_vcpu_attr {
1625         __u16 type;
1626         __u16 pad[3];
1627         union {
1628                 __u64 gpa;
1629                 __u64 pad[8];
1630                 struct {
1631                         __u64 state;
1632                         __u64 state_entry_time;
1633                         __u64 time_running;
1634                         __u64 time_runnable;
1635                         __u64 time_blocked;
1636                         __u64 time_offline;
1637                 } runstate;
1638         } u;
1639 };
1640
1641 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */
1642 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO        0x0
1643 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO   0x1
1644 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR    0x2
1645 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT 0x3
1646 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA    0x4
1647 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST  0x5
1648
1649 /* Secure Encrypted Virtualization command */
1650 enum sev_cmd_id {
1651         /* Guest initialization commands */
1652         KVM_SEV_INIT = 0,
1653         KVM_SEV_ES_INIT,
1654         /* Guest launch commands */
1655         KVM_SEV_LAUNCH_START,
1656         KVM_SEV_LAUNCH_UPDATE_DATA,
1657         KVM_SEV_LAUNCH_UPDATE_VMSA,
1658         KVM_SEV_LAUNCH_SECRET,
1659         KVM_SEV_LAUNCH_MEASURE,
1660         KVM_SEV_LAUNCH_FINISH,
1661         /* Guest migration commands (outgoing) */
1662         KVM_SEV_SEND_START,
1663         KVM_SEV_SEND_UPDATE_DATA,
1664         KVM_SEV_SEND_UPDATE_VMSA,
1665         KVM_SEV_SEND_FINISH,
1666         /* Guest migration commands (incoming) */
1667         KVM_SEV_RECEIVE_START,
1668         KVM_SEV_RECEIVE_UPDATE_DATA,
1669         KVM_SEV_RECEIVE_UPDATE_VMSA,
1670         KVM_SEV_RECEIVE_FINISH,
1671         /* Guest status and debug commands */
1672         KVM_SEV_GUEST_STATUS,
1673         KVM_SEV_DBG_DECRYPT,
1674         KVM_SEV_DBG_ENCRYPT,
1675         /* Guest certificates commands */
1676         KVM_SEV_CERT_EXPORT,
1677         /* Attestation report */
1678         KVM_SEV_GET_ATTESTATION_REPORT,
1679         /* Guest Migration Extension */
1680         KVM_SEV_SEND_CANCEL,
1681
1682         KVM_SEV_NR_MAX,
1683 };
1684
1685 struct kvm_sev_cmd {
1686         __u32 id;
1687         __u64 data;
1688         __u32 error;
1689         __u32 sev_fd;
1690 };
1691
1692 struct kvm_sev_launch_start {
1693         __u32 handle;
1694         __u32 policy;
1695         __u64 dh_uaddr;
1696         __u32 dh_len;
1697         __u64 session_uaddr;
1698         __u32 session_len;
1699 };
1700
1701 struct kvm_sev_launch_update_data {
1702         __u64 uaddr;
1703         __u32 len;
1704 };
1705
1706
1707 struct kvm_sev_launch_secret {
1708         __u64 hdr_uaddr;
1709         __u32 hdr_len;
1710         __u64 guest_uaddr;
1711         __u32 guest_len;
1712         __u64 trans_uaddr;
1713         __u32 trans_len;
1714 };
1715
1716 struct kvm_sev_launch_measure {
1717         __u64 uaddr;
1718         __u32 len;
1719 };
1720
1721 struct kvm_sev_guest_status {
1722         __u32 handle;
1723         __u32 policy;
1724         __u32 state;
1725 };
1726
1727 struct kvm_sev_dbg {
1728         __u64 src_uaddr;
1729         __u64 dst_uaddr;
1730         __u32 len;
1731 };
1732
1733 struct kvm_sev_attestation_report {
1734         __u8 mnonce[16];
1735         __u64 uaddr;
1736         __u32 len;
1737 };
1738
1739 struct kvm_sev_send_start {
1740         __u32 policy;
1741         __u64 pdh_cert_uaddr;
1742         __u32 pdh_cert_len;
1743         __u64 plat_certs_uaddr;
1744         __u32 plat_certs_len;
1745         __u64 amd_certs_uaddr;
1746         __u32 amd_certs_len;
1747         __u64 session_uaddr;
1748         __u32 session_len;
1749 };
1750
1751 struct kvm_sev_send_update_data {
1752         __u64 hdr_uaddr;
1753         __u32 hdr_len;
1754         __u64 guest_uaddr;
1755         __u32 guest_len;
1756         __u64 trans_uaddr;
1757         __u32 trans_len;
1758 };
1759
1760 struct kvm_sev_receive_start {
1761         __u32 handle;
1762         __u32 policy;
1763         __u64 pdh_uaddr;
1764         __u32 pdh_len;
1765         __u64 session_uaddr;
1766         __u32 session_len;
1767 };
1768
1769 struct kvm_sev_receive_update_data {
1770         __u64 hdr_uaddr;
1771         __u32 hdr_len;
1772         __u64 guest_uaddr;
1773         __u32 guest_len;
1774         __u64 trans_uaddr;
1775         __u32 trans_len;
1776 };
1777
1778 #define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
1779 #define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
1780 #define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)
1781
1782 struct kvm_assigned_pci_dev {
1783         __u32 assigned_dev_id;
1784         __u32 busnr;
1785         __u32 devfn;
1786         __u32 flags;
1787         __u32 segnr;
1788         union {
1789                 __u32 reserved[11];
1790         };
1791 };
1792
1793 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1794 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1795 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1796
1797 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1798 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1799 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1800
1801 #define KVM_DEV_IRQ_HOST_MASK    0x00ff
1802 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
1803
1804 struct kvm_assigned_irq {
1805         __u32 assigned_dev_id;
1806         __u32 host_irq; /* ignored (legacy field) */
1807         __u32 guest_irq;
1808         __u32 flags;
1809         union {
1810                 __u32 reserved[12];
1811         };
1812 };
1813
1814 struct kvm_assigned_msix_nr {
1815         __u32 assigned_dev_id;
1816         __u16 entry_nr;
1817         __u16 padding;
1818 };
1819
1820 #define KVM_MAX_MSIX_PER_DEV            256
1821 struct kvm_assigned_msix_entry {
1822         __u32 assigned_dev_id;
1823         __u32 gsi;
1824         __u16 entry; /* The index of entry in the MSI-X table */
1825         __u16 padding[3];
1826 };
1827
1828 #define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
1829 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
1830
1831 /* Available with KVM_CAP_ARM_USER_IRQ */
1832
1833 /* Bits for run->s.regs.device_irq_level */
1834 #define KVM_ARM_DEV_EL1_VTIMER          (1 << 0)
1835 #define KVM_ARM_DEV_EL1_PTIMER          (1 << 1)
1836 #define KVM_ARM_DEV_PMU                 (1 << 2)
1837
1838 struct kvm_hyperv_eventfd {
1839         __u32 conn_id;
1840         __s32 fd;
1841         __u32 flags;
1842         __u32 padding[3];
1843 };
1844
1845 #define KVM_HYPERV_CONN_ID_MASK         0x00ffffff
1846 #define KVM_HYPERV_EVENTFD_DEASSIGN     (1 << 0)
1847
1848 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE    (1 << 0)
1849 #define KVM_DIRTY_LOG_INITIALLY_SET            (1 << 1)
1850
1851 /*
1852  * Arch needs to define the macro after implementing the dirty ring
1853  * feature.  KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the
1854  * starting page offset of the dirty ring structures.
1855  */
1856 #ifndef KVM_DIRTY_LOG_PAGE_OFFSET
1857 #define KVM_DIRTY_LOG_PAGE_OFFSET 0
1858 #endif
1859
1860 /*
1861  * KVM dirty GFN flags, defined as:
1862  *
1863  * |---------------+---------------+--------------|
1864  * | bit 1 (reset) | bit 0 (dirty) | Status       |
1865  * |---------------+---------------+--------------|
1866  * |             0 |             0 | Invalid GFN  |
1867  * |             0 |             1 | Dirty GFN    |
1868  * |             1 |             X | GFN to reset |
1869  * |---------------+---------------+--------------|
1870  *
1871  * Lifecycle of a dirty GFN goes like:
1872  *
1873  *      dirtied         harvested        reset
1874  * 00 -----------> 01 -------------> 1X -------+
1875  *  ^                                          |
1876  *  |                                          |
1877  *  +------------------------------------------+
1878  *
1879  * The userspace program is only responsible for the 01->1X state
1880  * conversion after harvesting an entry.  Also, it must not skip any
1881  * dirty bits, so that dirty bits are always harvested in sequence.
1882  */
1883 #define KVM_DIRTY_GFN_F_DIRTY           _BITUL(0)
1884 #define KVM_DIRTY_GFN_F_RESET           _BITUL(1)
1885 #define KVM_DIRTY_GFN_F_MASK            0x3
1886
1887 /*
1888  * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of
1889  * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn.  The
1890  * size of the gfn buffer is decided by the first argument when
1891  * enabling KVM_CAP_DIRTY_LOG_RING.
1892  */
1893 struct kvm_dirty_gfn {
1894         __u32 flags;
1895         __u32 slot;
1896         __u64 offset;
1897 };
1898
1899 #define KVM_BUS_LOCK_DETECTION_OFF             (1 << 0)
1900 #define KVM_BUS_LOCK_DETECTION_EXIT            (1 << 1)
1901
1902 #endif /* __LINUX_KVM_H */