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_SET_USER_MEMORY_REGION */
  90 struct kvm_userspace_memory_region {
  91         __u32 slot;
  92         __u32 flags;
  93         __u64 guest_phys_addr;
  94         __u64 memory_size; /* bytes */
  95         __u64 userspace_addr; /* start of the userspace allocated memory */
  96 };
  97
  98 /*
  99  * The bit 0 ~ bit 15 of kvm_userspace_memory_region::flags are visible for
 100  * userspace, other bits are reserved for kvm internal use which are defined
 101  * in include/linux/kvm_host.h.
 102  */
 103 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
 104 #define KVM_MEM_READONLY        (1UL << 1)
 105
 106 /* for KVM_IRQ_LINE */
 107 struct kvm_irq_level {
 108         /*
 109          * ACPI gsi notion of irq.
 110          * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
 111          * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
 112          * For ARM: See Documentation/virt/kvm/api.rst
 113          */
 114         union {
 115                 __u32 irq;
 116                 __s32 status;
 117         };
 118         __u32 level;
 119 };
 120
 121
 122 struct kvm_irqchip {
 123         __u32 chip_id;
 124         __u32 pad;
 125         union {
 126                 char dummy[512];  /* reserving space */
 127 #ifdef __KVM_HAVE_PIT
 128                 struct kvm_pic_state pic;
 129 #endif
 130 #ifdef __KVM_HAVE_IOAPIC
 131                 struct kvm_ioapic_state ioapic;
 132 #endif
 133         } chip;
 134 };
 135
 136 /* for KVM_CREATE_PIT2 */
 137 struct kvm_pit_config {
 138         __u32 flags;
 139         __u32 pad[15];
 140 };
 141
 142 #define KVM_PIT_SPEAKER_DUMMY     1
 143
 144 struct kvm_s390_skeys {
 145         __u64 start_gfn;
 146         __u64 count;
 147         __u64 skeydata_addr;
 148         __u32 flags;
 149         __u32 reserved[9];
 150 };
 151
 152 #define KVM_S390_CMMA_PEEK (1 << 0)
 153
 154 /**
 155  * kvm_s390_cmma_log - Used for CMMA migration.
 156  *
 157  * Used both for input and output.
 158  *
 159  * @start_gfn: Guest page number to start from.
 160  * @count: Size of the result buffer.
 161  * @flags: Control operation mode via KVM_S390_CMMA_* flags
 162  * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
 163  *             pages are still remaining.
 164  * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
 165  *        in the PGSTE.
 166  * @values: Pointer to the values buffer.
 167  *
 168  * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
 169  */
 170 struct kvm_s390_cmma_log {
 171         __u64 start_gfn;
 172         __u32 count;
 173         __u32 flags;
 174         union {
 175                 __u64 remaining;
 176                 __u64 mask;
 177         };
 178         __u64 values;
 179 };
 180
 181 struct kvm_hyperv_exit {
 182 #define KVM_EXIT_HYPERV_SYNIC          1
 183 #define KVM_EXIT_HYPERV_HCALL          2
 184 #define KVM_EXIT_HYPERV_SYNDBG         3
 185         __u32 type;
 186         __u32 pad1;
 187         union {
 188                 struct {
 189                         __u32 msr;
 190                         __u32 pad2;
 191                         __u64 control;
 192                         __u64 evt_page;
 193                         __u64 msg_page;
 194                 } synic;
 195                 struct {
 196                         __u64 input;
 197                         __u64 result;
 198                         __u64 params[2];
 199                 } hcall;
 200                 struct {
 201                         __u32 msr;
 202                         __u32 pad2;
 203                         __u64 control;
 204                         __u64 status;
 205                         __u64 send_page;
 206                         __u64 recv_page;
 207                         __u64 pending_page;
 208                 } syndbg;
 209         } u;
 210 };
 211
 212 struct kvm_xen_exit {
 213 #define KVM_EXIT_XEN_HCALL          1
 214         __u32 type;
 215         union {
 216                 struct {
 217                         __u32 longmode;
 218                         __u32 cpl;
 219                         __u64 input;
 220                         __u64 result;
 221                         __u64 params[6];
 222                 } hcall;
 223         } u;
 224 };
 225
 226 #define KVM_S390_GET_SKEYS_NONE   1
 227 #define KVM_S390_SKEYS_MAX        1048576
 228
 229 #define KVM_EXIT_UNKNOWN          0
 230 #define KVM_EXIT_EXCEPTION        1
 231 #define KVM_EXIT_IO               2
 232 #define KVM_EXIT_HYPERCALL        3
 233 #define KVM_EXIT_DEBUG            4
 234 #define KVM_EXIT_HLT              5
 235 #define KVM_EXIT_MMIO             6
 236 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
 237 #define KVM_EXIT_SHUTDOWN         8
 238 #define KVM_EXIT_FAIL_ENTRY       9
 239 #define KVM_EXIT_INTR             10
 240 #define KVM_EXIT_SET_TPR          11
 241 #define KVM_EXIT_TPR_ACCESS       12
 242 #define KVM_EXIT_S390_SIEIC       13
 243 #define KVM_EXIT_S390_RESET       14
 244 #define KVM_EXIT_DCR              15 /* deprecated */
 245 #define KVM_EXIT_NMI              16
 246 #define KVM_EXIT_INTERNAL_ERROR   17
 247 #define KVM_EXIT_OSI              18
 248 #define KVM_EXIT_PAPR_HCALL       19
 249 #define KVM_EXIT_S390_UCONTROL    20
 250 #define KVM_EXIT_WATCHDOG         21
 251 #define KVM_EXIT_S390_TSCH        22
 252 #define KVM_EXIT_EPR              23
 253 #define KVM_EXIT_SYSTEM_EVENT     24
 254 #define KVM_EXIT_S390_STSI        25
 255 #define KVM_EXIT_IOAPIC_EOI       26
 256 #define KVM_EXIT_HYPERV           27
 257 #define KVM_EXIT_ARM_NISV         28
 258 #define KVM_EXIT_X86_RDMSR        29
 259 #define KVM_EXIT_X86_WRMSR        30
 260 #define KVM_EXIT_DIRTY_RING_FULL  31
 261 #define KVM_EXIT_AP_RESET_HOLD    32
 262 #define KVM_EXIT_X86_BUS_LOCK     33
 263 #define KVM_EXIT_XEN              34
 264 #define KVM_EXIT_RISCV_SBI        35
 265 #define KVM_EXIT_RISCV_CSR        36
 266 #define KVM_EXIT_NOTIFY           37
 267
 268 /* For KVM_EXIT_INTERNAL_ERROR */
 269 /* Emulate instruction failed. */
 270 #define KVM_INTERNAL_ERROR_EMULATION    1
 271 /* Encounter unexpected simultaneous exceptions. */
 272 #define KVM_INTERNAL_ERROR_SIMUL_EX     2
 273 /* Encounter unexpected vm-exit due to delivery event. */
 274 #define KVM_INTERNAL_ERROR_DELIVERY_EV  3
 275 /* Encounter unexpected vm-exit reason */
 276 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON       4
 277
 278 /* Flags that describe what fields in emulation_failure hold valid data. */
 279 #define KVM_INTERNAL_ERROR_EMULATION_FLAG_INSTRUCTION_BYTES (1ULL << 0)
 280
 281 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 282 struct kvm_run {
 283         /* in */
 284         __u8 request_interrupt_window;
 285         __u8 immediate_exit;
 286         __u8 padding1[6];
 287
 288         /* out */
 289         __u32 exit_reason;
 290         __u8 ready_for_interrupt_injection;
 291         __u8 if_flag;
 292         __u16 flags;
 293
 294         /* in (pre_kvm_run), out (post_kvm_run) */
 295         __u64 cr8;
 296         __u64 apic_base;
 297
 298 #ifdef __KVM_S390
 299         /* the processor status word for s390 */
 300         __u64 psw_mask; /* psw upper half */
 301         __u64 psw_addr; /* psw lower half */
 302 #endif
 303         union {
 304                 /* KVM_EXIT_UNKNOWN */
 305                 struct {
 306                         __u64 hardware_exit_reason;
 307                 } hw;
 308                 /* KVM_EXIT_FAIL_ENTRY */
 309                 struct {
 310                         __u64 hardware_entry_failure_reason;
 311                         __u32 cpu;
 312                 } fail_entry;
 313                 /* KVM_EXIT_EXCEPTION */
 314                 struct {
 315                         __u32 exception;
 316                         __u32 error_code;
 317                 } ex;
 318                 /* KVM_EXIT_IO */
 319                 struct {
 320 #define KVM_EXIT_IO_IN  0
 321 #define KVM_EXIT_IO_OUT 1
 322                         __u8 direction;
 323                         __u8 size; /* bytes */
 324                         __u16 port;
 325                         __u32 count;
 326                         __u64 data_offset; /* relative to kvm_run start */
 327                 } io;
 328                 /* KVM_EXIT_DEBUG */
 329                 struct {
 330                         struct kvm_debug_exit_arch arch;
 331                 } debug;
 332                 /* KVM_EXIT_MMIO */
 333                 struct {
 334                         __u64 phys_addr;
 335                         __u8  data[8];
 336                         __u32 len;
 337                         __u8  is_write;
 338                 } mmio;
 339                 /* KVM_EXIT_HYPERCALL */
 340                 struct {
 341                         __u64 nr;
 342                         __u64 args[6];
 343                         __u64 ret;
 344
 345                         union {
 346                                 __u32 longmode;
 347                                 __u64 flags;
 348                         };
 349                 } hypercall;
 350                 /* KVM_EXIT_TPR_ACCESS */
 351                 struct {
 352                         __u64 rip;
 353                         __u32 is_write;
 354                         __u32 pad;
 355                 } tpr_access;
 356                 /* KVM_EXIT_S390_SIEIC */
 357                 struct {
 358                         __u8 icptcode;
 359                         __u16 ipa;
 360                         __u32 ipb;
 361                 } s390_sieic;
 362                 /* KVM_EXIT_S390_RESET */
 363 #define KVM_S390_RESET_POR       1
 364 #define KVM_S390_RESET_CLEAR     2
 365 #define KVM_S390_RESET_SUBSYSTEM 4
 366 #define KVM_S390_RESET_CPU_INIT  8
 367 #define KVM_S390_RESET_IPL       16
 368                 __u64 s390_reset_flags;
 369                 /* KVM_EXIT_S390_UCONTROL */
 370                 struct {
 371                         __u64 trans_exc_code;
 372                         __u32 pgm_code;
 373                 } s390_ucontrol;
 374                 /* KVM_EXIT_DCR (deprecated) */
 375                 struct {
 376                         __u32 dcrn;
 377                         __u32 data;
 378                         __u8  is_write;
 379                 } dcr;
 380                 /* KVM_EXIT_INTERNAL_ERROR */
 381                 struct {
 382                         __u32 suberror;
 383                         /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 384                         __u32 ndata;
 385                         __u64 data[16];
 386                 } internal;
 387                 /*
 388                  * KVM_INTERNAL_ERROR_EMULATION
 389                  *
 390                  * "struct emulation_failure" is an overlay of "struct internal"
 391                  * that is used for the KVM_INTERNAL_ERROR_EMULATION sub-type of
 392                  * KVM_EXIT_INTERNAL_ERROR.  Note, unlike other internal error
 393                  * sub-types, this struct is ABI!  It also needs to be backwards
 394                  * compatible with "struct internal".  Take special care that
 395                  * "ndata" is correct, that new fields are enumerated in "flags",
 396                  * and that each flag enumerates fields that are 64-bit aligned
 397                  * and sized (so that ndata+internal.data[] is valid/accurate).
 398                  *
 399                  * Space beyond the defined fields may be used to store arbitrary
 400                  * debug information relating to the emulation failure. It is
 401                  * accounted for in "ndata" but the format is unspecified and is
 402                  * not represented in "flags". Any such information is *not* ABI!
 403                  */
 404                 struct {
 405                         __u32 suberror;
 406                         __u32 ndata;
 407                         __u64 flags;
 408                         union {
 409                                 struct {
 410                                         __u8  insn_size;
 411                                         __u8  insn_bytes[15];
 412                                 };
 413                         };
 414                         /* Arbitrary debug data may follow. */
 415                 } emulation_failure;
 416                 /* KVM_EXIT_OSI */
 417                 struct {
 418                         __u64 gprs[32];
 419                 } osi;
 420                 /* KVM_EXIT_PAPR_HCALL */
 421                 struct {
 422                         __u64 nr;
 423                         __u64 ret;
 424                         __u64 args[9];
 425                 } papr_hcall;
 426                 /* KVM_EXIT_S390_TSCH */
 427                 struct {
 428                         __u16 subchannel_id;
 429                         __u16 subchannel_nr;
 430                         __u32 io_int_parm;
 431                         __u32 io_int_word;
 432                         __u32 ipb;
 433                         __u8 dequeued;
 434                 } s390_tsch;
 435                 /* KVM_EXIT_EPR */
 436                 struct {
 437                         __u32 epr;
 438                 } epr;
 439                 /* KVM_EXIT_SYSTEM_EVENT */
 440                 struct {
 441 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
 442 #define KVM_SYSTEM_EVENT_RESET          2
 443 #define KVM_SYSTEM_EVENT_CRASH          3
 444 #define KVM_SYSTEM_EVENT_WAKEUP         4
 445 #define KVM_SYSTEM_EVENT_SUSPEND        5
 446 #define KVM_SYSTEM_EVENT_SEV_TERM       6
 447                         __u32 type;
 448                         __u32 ndata;
 449                         union {
 450                                 __u64 flags;
 451                                 __u64 data[16];
 452                         };
 453                 } system_event;
 454                 /* KVM_EXIT_S390_STSI */
 455                 struct {
 456                         __u64 addr;
 457                         __u8 ar;
 458                         __u8 reserved;
 459                         __u8 fc;
 460                         __u8 sel1;
 461                         __u16 sel2;
 462                 } s390_stsi;
 463                 /* KVM_EXIT_IOAPIC_EOI */
 464                 struct {
 465                         __u8 vector;
 466                 } eoi;
 467                 /* KVM_EXIT_HYPERV */
 468                 struct kvm_hyperv_exit hyperv;
 469                 /* KVM_EXIT_ARM_NISV */
 470                 struct {
 471                         __u64 esr_iss;
 472                         __u64 fault_ipa;
 473                 } arm_nisv;
 474                 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */
 475                 struct {
 476                         __u8 error; /* user -> kernel */
 477                         __u8 pad[7];
 478 #define KVM_MSR_EXIT_REASON_INVAL       (1 << 0)
 479 #define KVM_MSR_EXIT_REASON_UNKNOWN     (1 << 1)
 480 #define KVM_MSR_EXIT_REASON_FILTER      (1 << 2)
 481 #define KVM_MSR_EXIT_REASON_VALID_MASK  (KVM_MSR_EXIT_REASON_INVAL   |  \
 482                                          KVM_MSR_EXIT_REASON_UNKNOWN |  \
 483                                          KVM_MSR_EXIT_REASON_FILTER)
 484                         __u32 reason; /* kernel -> user */
 485                         __u32 index; /* kernel -> user */
 486                         __u64 data; /* kernel <-> user */
 487                 } msr;
 488                 /* KVM_EXIT_XEN */
 489                 struct kvm_xen_exit xen;
 490                 /* KVM_EXIT_RISCV_SBI */
 491                 struct {
 492                         unsigned long extension_id;
 493                         unsigned long function_id;
 494                         unsigned long args[6];
 495                         unsigned long ret[2];
 496                 } riscv_sbi;
 497                 /* KVM_EXIT_RISCV_CSR */
 498                 struct {
 499                         unsigned long csr_num;
 500                         unsigned long new_value;
 501                         unsigned long write_mask;
 502                         unsigned long ret_value;
 503                 } riscv_csr;
 504                 /* KVM_EXIT_NOTIFY */
 505                 struct {
 506 #define KVM_NOTIFY_CONTEXT_INVALID      (1 << 0)
 507                         __u32 flags;
 508                 } notify;
 509                 /* Fix the size of the union. */
 510                 char padding[256];
 511         };
 512
 513         /* 2048 is the size of the char array used to bound/pad the size
 514          * of the union that holds sync regs.
 515          */
 516         #define SYNC_REGS_SIZE_BYTES 2048
 517         /*
 518          * shared registers between kvm and userspace.
 519          * kvm_valid_regs specifies the register classes set by the host
 520          * kvm_dirty_regs specified the register classes dirtied by userspace
 521          * struct kvm_sync_regs is architecture specific, as well as the
 522          * bits for kvm_valid_regs and kvm_dirty_regs
 523          */
 524         __u64 kvm_valid_regs;
 525         __u64 kvm_dirty_regs;
 526         union {
 527                 struct kvm_sync_regs regs;
 528                 char padding[SYNC_REGS_SIZE_BYTES];
 529         } s;
 530 };
 531
 532 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
 533
 534 struct kvm_coalesced_mmio_zone {
 535         __u64 addr;
 536         __u32 size;
 537         union {
 538                 __u32 pad;
 539                 __u32 pio;
 540         };
 541 };
 542
 543 struct kvm_coalesced_mmio {
 544         __u64 phys_addr;
 545         __u32 len;
 546         union {
 547                 __u32 pad;
 548                 __u32 pio;
 549         };
 550         __u8  data[8];
 551 };
 552
 553 struct kvm_coalesced_mmio_ring {
 554         __u32 first, last;
 555         struct kvm_coalesced_mmio coalesced_mmio[];
 556 };
 557
 558 #define KVM_COALESCED_MMIO_MAX \
 559         ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 560          sizeof(struct kvm_coalesced_mmio))
 561
 562 /* for KVM_TRANSLATE */
 563 struct kvm_translation {
 564         /* in */
 565         __u64 linear_address;
 566
 567         /* out */
 568         __u64 physical_address;
 569         __u8  valid;
 570         __u8  writeable;
 571         __u8  usermode;
 572         __u8  pad[5];
 573 };
 574
 575 /* for KVM_S390_MEM_OP */
 576 struct kvm_s390_mem_op {
 577         /* in */
 578         __u64 gaddr;            /* the guest address */
 579         __u64 flags;            /* flags */
 580         __u32 size;             /* amount of bytes */
 581         __u32 op;               /* type of operation */
 582         __u64 buf;              /* buffer in userspace */
 583         union {
 584                 struct {
 585                         __u8 ar;        /* the access register number */
 586                         __u8 key;       /* access key, ignored if flag unset */
 587                         __u8 pad1[6];   /* ignored */
 588                         __u64 old_addr; /* ignored if cmpxchg flag unset */
 589                 };
 590                 __u32 sida_offset; /* offset into the sida */
 591                 __u8 reserved[32]; /* ignored */
 592         };
 593 };
 594 /* types for kvm_s390_mem_op->op */
 595 #define KVM_S390_MEMOP_LOGICAL_READ     0
 596 #define KVM_S390_MEMOP_LOGICAL_WRITE    1
 597 #define KVM_S390_MEMOP_SIDA_READ        2
 598 #define KVM_S390_MEMOP_SIDA_WRITE       3
 599 #define KVM_S390_MEMOP_ABSOLUTE_READ    4
 600 #define KVM_S390_MEMOP_ABSOLUTE_WRITE   5
 601 #define KVM_S390_MEMOP_ABSOLUTE_CMPXCHG 6
 602
 603 /* flags for kvm_s390_mem_op->flags */
 604 #define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
 605 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
 606 #define KVM_S390_MEMOP_F_SKEY_PROTECTION        (1ULL << 2)
 607
 608 /* flags specifying extension support via KVM_CAP_S390_MEM_OP_EXTENSION */
 609 #define KVM_S390_MEMOP_EXTENSION_CAP_BASE       (1 << 0)
 610 #define KVM_S390_MEMOP_EXTENSION_CAP_CMPXCHG    (1 << 1)
 611
 612 /* for KVM_INTERRUPT */
 613 struct kvm_interrupt {
 614         /* in */
 615         __u32 irq;
 616 };
 617
 618 /* for KVM_GET_DIRTY_LOG */
 619 struct kvm_dirty_log {
 620         __u32 slot;
 621         __u32 padding1;
 622         union {
 623                 void *dirty_bitmap; /* one bit per page */
 624                 __u64 padding2;
 625         };
 626 };
 627
 628 /* for KVM_CLEAR_DIRTY_LOG */
 629 struct kvm_clear_dirty_log {
 630         __u32 slot;
 631         __u32 num_pages;
 632         __u64 first_page;
 633         union {
 634                 void *dirty_bitmap; /* one bit per page */
 635                 __u64 padding2;
 636         };
 637 };
 638
 639 /* for KVM_SET_SIGNAL_MASK */
 640 struct kvm_signal_mask {
 641         __u32 len;
 642         __u8  sigset[];
 643 };
 644
 645 /* for KVM_TPR_ACCESS_REPORTING */
 646 struct kvm_tpr_access_ctl {
 647         __u32 enabled;
 648         __u32 flags;
 649         __u32 reserved[8];
 650 };
 651
 652 /* for KVM_SET_VAPIC_ADDR */
 653 struct kvm_vapic_addr {
 654         __u64 vapic_addr;
 655 };
 656
 657 /* for KVM_SET_MP_STATE */
 658
 659 /* not all states are valid on all architectures */
 660 #define KVM_MP_STATE_RUNNABLE          0
 661 #define KVM_MP_STATE_UNINITIALIZED     1
 662 #define KVM_MP_STATE_INIT_RECEIVED     2
 663 #define KVM_MP_STATE_HALTED            3
 664 #define KVM_MP_STATE_SIPI_RECEIVED     4
 665 #define KVM_MP_STATE_STOPPED           5
 666 #define KVM_MP_STATE_CHECK_STOP        6
 667 #define KVM_MP_STATE_OPERATING         7
 668 #define KVM_MP_STATE_LOAD              8
 669 #define KVM_MP_STATE_AP_RESET_HOLD     9
 670 #define KVM_MP_STATE_SUSPENDED         10
 671
 672 struct kvm_mp_state {
 673         __u32 mp_state;
 674 };
 675
 676 struct kvm_s390_psw {
 677         __u64 mask;
 678         __u64 addr;
 679 };
 680
 681 /* valid values for type in kvm_s390_interrupt */
 682 #define KVM_S390_SIGP_STOP              0xfffe0000u
 683 #define KVM_S390_PROGRAM_INT            0xfffe0001u
 684 #define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
 685 #define KVM_S390_RESTART                0xfffe0003u
 686 #define KVM_S390_INT_PFAULT_INIT        0xfffe0004u
 687 #define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
 688 #define KVM_S390_MCHK                   0xfffe1000u
 689 #define KVM_S390_INT_CLOCK_COMP         0xffff1004u
 690 #define KVM_S390_INT_CPU_TIMER          0xffff1005u
 691 #define KVM_S390_INT_VIRTIO             0xffff2603u
 692 #define KVM_S390_INT_SERVICE            0xffff2401u
 693 #define KVM_S390_INT_EMERGENCY          0xffff1201u
 694 #define KVM_S390_INT_EXTERNAL_CALL      0xffff1202u
 695 /* Anything below 0xfffe0000u is taken by INT_IO */
 696 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
 697         (((schid)) |                           \
 698          ((ssid) << 16) |                      \
 699          ((cssid) << 18) |                     \
 700          ((ai) << 26))
 701 #define KVM_S390_INT_IO_MIN             0x00000000u
 702 #define KVM_S390_INT_IO_MAX             0xfffdffffu
 703 #define KVM_S390_INT_IO_AI_MASK         0x04000000u
 704
 705
 706 struct kvm_s390_interrupt {
 707         __u32 type;
 708         __u32 parm;
 709         __u64 parm64;
 710 };
 711
 712 struct kvm_s390_io_info {
 713         __u16 subchannel_id;
 714         __u16 subchannel_nr;
 715         __u32 io_int_parm;
 716         __u32 io_int_word;
 717 };
 718
 719 struct kvm_s390_ext_info {
 720         __u32 ext_params;
 721         __u32 pad;
 722         __u64 ext_params2;
 723 };
 724
 725 struct kvm_s390_pgm_info {
 726         __u64 trans_exc_code;
 727         __u64 mon_code;
 728         __u64 per_address;
 729         __u32 data_exc_code;
 730         __u16 code;
 731         __u16 mon_class_nr;
 732         __u8 per_code;
 733         __u8 per_atmid;
 734         __u8 exc_access_id;
 735         __u8 per_access_id;
 736         __u8 op_access_id;
 737 #define KVM_S390_PGM_FLAGS_ILC_VALID    0x01
 738 #define KVM_S390_PGM_FLAGS_ILC_0        0x02
 739 #define KVM_S390_PGM_FLAGS_ILC_1        0x04
 740 #define KVM_S390_PGM_FLAGS_ILC_MASK     0x06
 741 #define KVM_S390_PGM_FLAGS_NO_REWIND    0x08
 742         __u8 flags;
 743         __u8 pad[2];
 744 };
 745
 746 struct kvm_s390_prefix_info {
 747         __u32 address;
 748 };
 749
 750 struct kvm_s390_extcall_info {
 751         __u16 code;
 752 };
 753
 754 struct kvm_s390_emerg_info {
 755         __u16 code;
 756 };
 757
 758 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
 759 struct kvm_s390_stop_info {
 760         __u32 flags;
 761 };
 762
 763 struct kvm_s390_mchk_info {
 764         __u64 cr14;
 765         __u64 mcic;
 766         __u64 failing_storage_address;
 767         __u32 ext_damage_code;
 768         __u32 pad;
 769         __u8 fixed_logout[16];
 770 };
 771
 772 struct kvm_s390_irq {
 773         __u64 type;
 774         union {
 775                 struct kvm_s390_io_info io;
 776                 struct kvm_s390_ext_info ext;
 777                 struct kvm_s390_pgm_info pgm;
 778                 struct kvm_s390_emerg_info emerg;
 779                 struct kvm_s390_extcall_info extcall;
 780                 struct kvm_s390_prefix_info prefix;
 781                 struct kvm_s390_stop_info stop;
 782                 struct kvm_s390_mchk_info mchk;
 783                 char reserved[64];
 784         } u;
 785 };
 786
 787 struct kvm_s390_irq_state {
 788         __u64 buf;
 789         __u32 flags;        /* will stay unused for compatibility reasons */
 790         __u32 len;
 791         __u32 reserved[4];  /* will stay unused for compatibility reasons */
 792 };
 793
 794 /* for KVM_SET_GUEST_DEBUG */
 795
 796 #define KVM_GUESTDBG_ENABLE             0x00000001
 797 #define KVM_GUESTDBG_SINGLESTEP         0x00000002
 798
 799 struct kvm_guest_debug {
 800         __u32 control;
 801         __u32 pad;
 802         struct kvm_guest_debug_arch arch;
 803 };
 804
 805 enum {
 806         kvm_ioeventfd_flag_nr_datamatch,
 807         kvm_ioeventfd_flag_nr_pio,
 808         kvm_ioeventfd_flag_nr_deassign,
 809         kvm_ioeventfd_flag_nr_virtio_ccw_notify,
 810         kvm_ioeventfd_flag_nr_fast_mmio,
 811         kvm_ioeventfd_flag_nr_max,
 812 };
 813
 814 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 815 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 816 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
 817 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
 818         (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
 819
 820 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
 821
 822 struct kvm_ioeventfd {
 823         __u64 datamatch;
 824         __u64 addr;        /* legal pio/mmio address */
 825         __u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
 826         __s32 fd;
 827         __u32 flags;
 828         __u8  pad[36];
 829 };
 830
 831 #define KVM_X86_DISABLE_EXITS_MWAIT          (1 << 0)
 832 #define KVM_X86_DISABLE_EXITS_HLT            (1 << 1)
 833 #define KVM_X86_DISABLE_EXITS_PAUSE          (1 << 2)
 834 #define KVM_X86_DISABLE_EXITS_CSTATE         (1 << 3)
 835 #define KVM_X86_DISABLE_VALID_EXITS          (KVM_X86_DISABLE_EXITS_MWAIT | \
 836                                               KVM_X86_DISABLE_EXITS_HLT | \
 837                                               KVM_X86_DISABLE_EXITS_PAUSE | \
 838                                               KVM_X86_DISABLE_EXITS_CSTATE)
 839
 840 /* for KVM_ENABLE_CAP */
 841 struct kvm_enable_cap {
 842         /* in */
 843         __u32 cap;
 844         __u32 flags;
 845         __u64 args[4];
 846         __u8  pad[64];
 847 };
 848
 849 /* for KVM_PPC_GET_PVINFO */
 850
 851 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
 852
 853 struct kvm_ppc_pvinfo {
 854         /* out */
 855         __u32 flags;
 856         __u32 hcall[4];
 857         __u8  pad[108];
 858 };
 859
 860 /* for KVM_PPC_GET_SMMU_INFO */
 861 #define KVM_PPC_PAGE_SIZES_MAX_SZ       8
 862
 863 struct kvm_ppc_one_page_size {
 864         __u32 page_shift;       /* Page shift (or 0) */
 865         __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
 866 };
 867
 868 struct kvm_ppc_one_seg_page_size {
 869         __u32 page_shift;       /* Base page shift of segment (or 0) */
 870         __u32 slb_enc;          /* SLB encoding for BookS */
 871         struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
 872 };
 873
 874 #define KVM_PPC_PAGE_SIZES_REAL         0x00000001
 875 #define KVM_PPC_1T_SEGMENTS             0x00000002
 876 #define KVM_PPC_NO_HASH                 0x00000004
 877
 878 struct kvm_ppc_smmu_info {
 879         __u64 flags;
 880         __u32 slb_size;
 881         __u16 data_keys;        /* # storage keys supported for data */
 882         __u16 instr_keys;       /* # storage keys supported for instructions */
 883         struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
 884 };
 885
 886 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
 887 struct kvm_ppc_resize_hpt {
 888         __u64 flags;
 889         __u32 shift;
 890         __u32 pad;
 891 };
 892
 893 #define KVMIO 0xAE
 894
 895 /* machine type bits, to be used as argument to KVM_CREATE_VM */
 896 #define KVM_VM_S390_UCONTROL    1
 897
 898 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
 899 #define KVM_VM_PPC_HV 1
 900 #define KVM_VM_PPC_PR 2
 901
 902 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */
 903 #define KVM_VM_MIPS_AUTO        0
 904 #define KVM_VM_MIPS_VZ          1
 905 #define KVM_VM_MIPS_TE          2
 906
 907 #define KVM_S390_SIE_PAGE_OFFSET 1
 908
 909 /*
 910  * On arm64, machine type can be used to request the physical
 911  * address size for the VM. Bits[7-0] are reserved for the guest
 912  * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
 913  * value 0 implies the default IPA size, 40bits.
 914  */
 915 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK   0xffULL
 916 #define KVM_VM_TYPE_ARM_IPA_SIZE(x)             \
 917         ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
 918 /*
 919  * ioctls for /dev/kvm fds:
 920  */
 921 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 922 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 923 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
 924
 925 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 926 /*
 927  * Check if a kvm extension is available.  Argument is extension number,
 928  * return is 1 (yes) or 0 (no, sorry).
 929  */
 930 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 931 /*
 932  * Get size for mmap(vcpu_fd)
 933  */
 934 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 935 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 936 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 937 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 938 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
 939 #define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
 940 #define KVM_GET_MSR_FEATURE_INDEX_LIST    _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
 941
 942 /*
 943  * Extension capability list.
 944  */
 945 #define KVM_CAP_IRQCHIP   0
 946 #define KVM_CAP_HLT       1
 947 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 948 #define KVM_CAP_USER_MEMORY 3
 949 #define KVM_CAP_SET_TSS_ADDR 4
 950 #define KVM_CAP_VAPIC 6
 951 #define KVM_CAP_EXT_CPUID 7
 952 #define KVM_CAP_CLOCKSOURCE 8
 953 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
 954 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 955 #define KVM_CAP_PIT 11
 956 #define KVM_CAP_NOP_IO_DELAY 12
 957 #define KVM_CAP_PV_MMU 13
 958 #define KVM_CAP_MP_STATE 14
 959 #define KVM_CAP_COALESCED_MMIO 15
 960 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 961 #define KVM_CAP_IOMMU 18
 962 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 963 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 964 #define KVM_CAP_USER_NMI 22
 965 #ifdef __KVM_HAVE_GUEST_DEBUG
 966 #define KVM_CAP_SET_GUEST_DEBUG 23
 967 #endif
 968 #ifdef __KVM_HAVE_PIT
 969 #define KVM_CAP_REINJECT_CONTROL 24
 970 #endif
 971 #define KVM_CAP_IRQ_ROUTING 25
 972 #define KVM_CAP_IRQ_INJECT_STATUS 26
 973 #define KVM_CAP_ASSIGN_DEV_IRQ 29
 974 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 975 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 976 #ifdef __KVM_HAVE_MCE
 977 #define KVM_CAP_MCE 31
 978 #endif
 979 #define KVM_CAP_IRQFD 32
 980 #ifdef __KVM_HAVE_PIT
 981 #define KVM_CAP_PIT2 33
 982 #endif
 983 #define KVM_CAP_SET_BOOT_CPU_ID 34
 984 #ifdef __KVM_HAVE_PIT_STATE2
 985 #define KVM_CAP_PIT_STATE2 35
 986 #endif
 987 #define KVM_CAP_IOEVENTFD 36
 988 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 989 #ifdef __KVM_HAVE_XEN_HVM
 990 #define KVM_CAP_XEN_HVM 38
 991 #endif
 992 #define KVM_CAP_ADJUST_CLOCK 39
 993 #define KVM_CAP_INTERNAL_ERROR_DATA 40
 994 #ifdef __KVM_HAVE_VCPU_EVENTS
 995 #define KVM_CAP_VCPU_EVENTS 41
 996 #endif
 997 #define KVM_CAP_S390_PSW 42
 998 #define KVM_CAP_PPC_SEGSTATE 43
 999 #define KVM_CAP_HYPERV 44
1000 #define KVM_CAP_HYPERV_VAPIC 45
1001 #define KVM_CAP_HYPERV_SPIN 46
1002 #define KVM_CAP_PCI_SEGMENT 47
1003 #define KVM_CAP_PPC_PAIRED_SINGLES 48
1004 #define KVM_CAP_INTR_SHADOW 49
1005 #ifdef __KVM_HAVE_DEBUGREGS
1006 #define KVM_CAP_DEBUGREGS 50
1007 #endif
1008 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
1009 #define KVM_CAP_PPC_OSI 52
1010 #define KVM_CAP_PPC_UNSET_IRQ 53
1011 #define KVM_CAP_ENABLE_CAP 54
1012 #ifdef __KVM_HAVE_XSAVE
1013 #define KVM_CAP_XSAVE 55
1014 #endif
1015 #ifdef __KVM_HAVE_XCRS
1016 #define KVM_CAP_XCRS 56
1017 #endif
1018 #define KVM_CAP_PPC_GET_PVINFO 57
1019 #define KVM_CAP_PPC_IRQ_LEVEL 58
1020 #define KVM_CAP_ASYNC_PF 59
1021 #define KVM_CAP_TSC_CONTROL 60
1022 #define KVM_CAP_GET_TSC_KHZ 61
1023 #define KVM_CAP_PPC_BOOKE_SREGS 62
1024 #define KVM_CAP_SPAPR_TCE 63
1025 #define KVM_CAP_PPC_SMT 64
1026 #define KVM_CAP_PPC_RMA 65
1027 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
1028 #define KVM_CAP_PPC_HIOR 67
1029 #define KVM_CAP_PPC_PAPR 68
1030 #define KVM_CAP_SW_TLB 69
1031 #define KVM_CAP_ONE_REG 70
1032 #define KVM_CAP_S390_GMAP 71
1033 #define KVM_CAP_TSC_DEADLINE_TIMER 72
1034 #define KVM_CAP_S390_UCONTROL 73
1035 #define KVM_CAP_SYNC_REGS 74
1036 #define KVM_CAP_PCI_2_3 75
1037 #define KVM_CAP_KVMCLOCK_CTRL 76
1038 #define KVM_CAP_SIGNAL_MSI 77
1039 #define KVM_CAP_PPC_GET_SMMU_INFO 78
1040 #define KVM_CAP_S390_COW 79
1041 #define KVM_CAP_PPC_ALLOC_HTAB 80
1042 #define KVM_CAP_READONLY_MEM 81
1043 #define KVM_CAP_IRQFD_RESAMPLE 82
1044 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
1045 #define KVM_CAP_PPC_HTAB_FD 84
1046 #define KVM_CAP_S390_CSS_SUPPORT 85
1047 #define KVM_CAP_PPC_EPR 86
1048 #define KVM_CAP_ARM_PSCI 87
1049 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
1050 #define KVM_CAP_DEVICE_CTRL 89
1051 #define KVM_CAP_IRQ_MPIC 90
1052 #define KVM_CAP_PPC_RTAS 91
1053 #define KVM_CAP_IRQ_XICS 92
1054 #define KVM_CAP_ARM_EL1_32BIT 93
1055 #define KVM_CAP_SPAPR_MULTITCE 94
1056 #define KVM_CAP_EXT_EMUL_CPUID 95
1057 #define KVM_CAP_HYPERV_TIME 96
1058 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
1059 #define KVM_CAP_ENABLE_CAP_VM 98
1060 #define KVM_CAP_S390_IRQCHIP 99
1061 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
1062 #define KVM_CAP_VM_ATTRIBUTES 101
1063 #define KVM_CAP_ARM_PSCI_0_2 102
1064 #define KVM_CAP_PPC_FIXUP_HCALL 103
1065 #define KVM_CAP_PPC_ENABLE_HCALL 104
1066 #define KVM_CAP_CHECK_EXTENSION_VM 105
1067 #define KVM_CAP_S390_USER_SIGP 106
1068 #define KVM_CAP_S390_VECTOR_REGISTERS 107
1069 #define KVM_CAP_S390_MEM_OP 108
1070 #define KVM_CAP_S390_USER_STSI 109
1071 #define KVM_CAP_S390_SKEYS 110
1072 #define KVM_CAP_MIPS_FPU 111
1073 #define KVM_CAP_MIPS_MSA 112
1074 #define KVM_CAP_S390_INJECT_IRQ 113
1075 #define KVM_CAP_S390_IRQ_STATE 114
1076 #define KVM_CAP_PPC_HWRNG 115
1077 #define KVM_CAP_DISABLE_QUIRKS 116
1078 #define KVM_CAP_X86_SMM 117
1079 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
1080 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
1081 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
1082 #define KVM_CAP_SPLIT_IRQCHIP 121
1083 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
1084 #define KVM_CAP_HYPERV_SYNIC 123
1085 #define KVM_CAP_S390_RI 124
1086 #define KVM_CAP_SPAPR_TCE_64 125
1087 #define KVM_CAP_ARM_PMU_V3 126
1088 #define KVM_CAP_VCPU_ATTRIBUTES 127
1089 #define KVM_CAP_MAX_VCPU_ID 128
1090 #define KVM_CAP_X2APIC_API 129
1091 #define KVM_CAP_S390_USER_INSTR0 130
1092 #define KVM_CAP_MSI_DEVID 131
1093 #define KVM_CAP_PPC_HTM 132
1094 #define KVM_CAP_SPAPR_RESIZE_HPT 133
1095 #define KVM_CAP_PPC_MMU_RADIX 134
1096 #define KVM_CAP_PPC_MMU_HASH_V3 135
1097 #define KVM_CAP_IMMEDIATE_EXIT 136
1098 #define KVM_CAP_MIPS_VZ 137
1099 #define KVM_CAP_MIPS_TE 138
1100 #define KVM_CAP_MIPS_64BIT 139
1101 #define KVM_CAP_S390_GS 140
1102 #define KVM_CAP_S390_AIS 141
1103 #define KVM_CAP_SPAPR_TCE_VFIO 142
1104 #define KVM_CAP_X86_DISABLE_EXITS 143
1105 #define KVM_CAP_ARM_USER_IRQ 144
1106 #define KVM_CAP_S390_CMMA_MIGRATION 145
1107 #define KVM_CAP_PPC_FWNMI 146
1108 #define KVM_CAP_PPC_SMT_POSSIBLE 147
1109 #define KVM_CAP_HYPERV_SYNIC2 148
1110 #define KVM_CAP_HYPERV_VP_INDEX 149
1111 #define KVM_CAP_S390_AIS_MIGRATION 150
1112 #define KVM_CAP_PPC_GET_CPU_CHAR 151
1113 #define KVM_CAP_S390_BPB 152
1114 #define KVM_CAP_GET_MSR_FEATURES 153
1115 #define KVM_CAP_HYPERV_EVENTFD 154
1116 #define KVM_CAP_HYPERV_TLBFLUSH 155
1117 #define KVM_CAP_S390_HPAGE_1M 156
1118 #define KVM_CAP_NESTED_STATE 157
1119 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
1120 #define KVM_CAP_MSR_PLATFORM_INFO 159
1121 #define KVM_CAP_PPC_NESTED_HV 160
1122 #define KVM_CAP_HYPERV_SEND_IPI 161
1123 #define KVM_CAP_COALESCED_PIO 162
1124 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
1125 #define KVM_CAP_EXCEPTION_PAYLOAD 164
1126 #define KVM_CAP_ARM_VM_IPA_SIZE 165
1127 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
1128 #define KVM_CAP_HYPERV_CPUID 167
1129 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
1130 #define KVM_CAP_PPC_IRQ_XIVE 169
1131 #define KVM_CAP_ARM_SVE 170
1132 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1133 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
1134 #define KVM_CAP_PMU_EVENT_FILTER 173
1135 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
1136 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1137 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
1138 #define KVM_CAP_ARM_NISV_TO_USER 177
1139 #define KVM_CAP_ARM_INJECT_EXT_DABT 178
1140 #define KVM_CAP_S390_VCPU_RESETS 179
1141 #define KVM_CAP_S390_PROTECTED 180
1142 #define KVM_CAP_PPC_SECURE_GUEST 181
1143 #define KVM_CAP_HALT_POLL 182
1144 #define KVM_CAP_ASYNC_PF_INT 183
1145 #define KVM_CAP_LAST_CPU 184
1146 #define KVM_CAP_SMALLER_MAXPHYADDR 185
1147 #define KVM_CAP_S390_DIAG318 186
1148 #define KVM_CAP_STEAL_TIME 187
1149 #define KVM_CAP_X86_USER_SPACE_MSR 188
1150 #define KVM_CAP_X86_MSR_FILTER 189
1151 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190
1152 #define KVM_CAP_SYS_HYPERV_CPUID 191
1153 #define KVM_CAP_DIRTY_LOG_RING 192
1154 #define KVM_CAP_X86_BUS_LOCK_EXIT 193
1155 #define KVM_CAP_PPC_DAWR1 194
1156 #define KVM_CAP_SET_GUEST_DEBUG2 195
1157 #define KVM_CAP_SGX_ATTRIBUTE 196
1158 #define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197
1159 #define KVM_CAP_PTP_KVM 198
1160 #define KVM_CAP_HYPERV_ENFORCE_CPUID 199
1161 #define KVM_CAP_SREGS2 200
1162 #define KVM_CAP_EXIT_HYPERCALL 201
1163 #define KVM_CAP_PPC_RPT_INVALIDATE 202
1164 #define KVM_CAP_BINARY_STATS_FD 203
1165 #define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204
1166 #define KVM_CAP_ARM_MTE 205
1167 #define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206
1168 #define KVM_CAP_VM_GPA_BITS 207
1169 #define KVM_CAP_XSAVE2 208
1170 #define KVM_CAP_SYS_ATTRIBUTES 209
1171 #define KVM_CAP_PPC_AIL_MODE_3 210
1172 #define KVM_CAP_S390_MEM_OP_EXTENSION 211
1173 #define KVM_CAP_PMU_CAPABILITY 212
1174 #define KVM_CAP_DISABLE_QUIRKS2 213
1175 #define KVM_CAP_VM_TSC_CONTROL 214
1176 #define KVM_CAP_SYSTEM_EVENT_DATA 215
1177 #define KVM_CAP_ARM_SYSTEM_SUSPEND 216
1178 #define KVM_CAP_S390_PROTECTED_DUMP 217
1179 #define KVM_CAP_X86_TRIPLE_FAULT_EVENT 218
1180 #define KVM_CAP_X86_NOTIFY_VMEXIT 219
1181 #define KVM_CAP_VM_DISABLE_NX_HUGE_PAGES 220
1182 #define KVM_CAP_S390_ZPCI_OP 221
1183 #define KVM_CAP_S390_CPU_TOPOLOGY 222
1184 #define KVM_CAP_DIRTY_LOG_RING_ACQ_REL 223
1185 #define KVM_CAP_S390_PROTECTED_ASYNC_DISABLE 224
1186 #define KVM_CAP_DIRTY_LOG_RING_WITH_BITMAP 225
1187 #define KVM_CAP_PMU_EVENT_MASKED_EVENTS 226
1188 #define KVM_CAP_COUNTER_OFFSET 227
1189 #define KVM_CAP_ARM_EAGER_SPLIT_CHUNK_SIZE 228
1190 #define KVM_CAP_ARM_SUPPORTED_BLOCK_SIZES 229
1191
1192 #ifdef KVM_CAP_IRQ_ROUTING
1193
1194 struct kvm_irq_routing_irqchip {
1195         __u32 irqchip;
1196         __u32 pin;
1197 };
1198
1199 struct kvm_irq_routing_msi {
1200         __u32 address_lo;
1201         __u32 address_hi;
1202         __u32 data;
1203         union {
1204                 __u32 pad;
1205                 __u32 devid;
1206         };
1207 };
1208
1209 struct kvm_irq_routing_s390_adapter {
1210         __u64 ind_addr;
1211         __u64 summary_addr;
1212         __u64 ind_offset;
1213         __u32 summary_offset;
1214         __u32 adapter_id;
1215 };
1216
1217 struct kvm_irq_routing_hv_sint {
1218         __u32 vcpu;
1219         __u32 sint;
1220 };
1221
1222 struct kvm_irq_routing_xen_evtchn {
1223         __u32 port;
1224         __u32 vcpu;
1225         __u32 priority;
1226 };
1227
1228 #define KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL ((__u32)(-1))
1229
1230 /* gsi routing entry types */
1231 #define KVM_IRQ_ROUTING_IRQCHIP 1
1232 #define KVM_IRQ_ROUTING_MSI 2
1233 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
1234 #define KVM_IRQ_ROUTING_HV_SINT 4
1235 #define KVM_IRQ_ROUTING_XEN_EVTCHN 5
1236
1237 struct kvm_irq_routing_entry {
1238         __u32 gsi;
1239         __u32 type;
1240         __u32 flags;
1241         __u32 pad;
1242         union {
1243                 struct kvm_irq_routing_irqchip irqchip;
1244                 struct kvm_irq_routing_msi msi;
1245                 struct kvm_irq_routing_s390_adapter adapter;
1246                 struct kvm_irq_routing_hv_sint hv_sint;
1247                 struct kvm_irq_routing_xen_evtchn xen_evtchn;
1248                 __u32 pad[8];
1249         } u;
1250 };
1251
1252 struct kvm_irq_routing {
1253         __u32 nr;
1254         __u32 flags;
1255         struct kvm_irq_routing_entry entries[];
1256 };
1257
1258 #endif
1259
1260 #ifdef KVM_CAP_MCE
1261 /* x86 MCE */
1262 struct kvm_x86_mce {
1263         __u64 status;
1264         __u64 addr;
1265         __u64 misc;
1266         __u64 mcg_status;
1267         __u8 bank;
1268         __u8 pad1[7];
1269         __u64 pad2[3];
1270 };
1271 #endif
1272
1273 #ifdef KVM_CAP_XEN_HVM
1274 #define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR        (1 << 0)
1275 #define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL      (1 << 1)
1276 #define KVM_XEN_HVM_CONFIG_SHARED_INFO          (1 << 2)
1277 #define KVM_XEN_HVM_CONFIG_RUNSTATE             (1 << 3)
1278 #define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL        (1 << 4)
1279 #define KVM_XEN_HVM_CONFIG_EVTCHN_SEND          (1 << 5)
1280 #define KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG (1 << 6)
1281
1282 struct kvm_xen_hvm_config {
1283         __u32 flags;
1284         __u32 msr;
1285         __u64 blob_addr_32;
1286         __u64 blob_addr_64;
1287         __u8 blob_size_32;
1288         __u8 blob_size_64;
1289         __u8 pad2[30];
1290 };
1291 #endif
1292
1293 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1294 /*
1295  * Available with KVM_CAP_IRQFD_RESAMPLE
1296  *
1297  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1298  * the irqfd to operate in resampling mode for level triggered interrupt
1299  * emulation.  See Documentation/virt/kvm/api.rst.
1300  */
1301 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1302
1303 struct kvm_irqfd {
1304         __u32 fd;
1305         __u32 gsi;
1306         __u32 flags;
1307         __u32 resamplefd;
1308         __u8  pad[16];
1309 };
1310
1311 /* For KVM_CAP_ADJUST_CLOCK */
1312
1313 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
1314 #define KVM_CLOCK_TSC_STABLE            2
1315 #define KVM_CLOCK_REALTIME              (1 << 2)
1316 #define KVM_CLOCK_HOST_TSC              (1 << 3)
1317
1318 struct kvm_clock_data {
1319         __u64 clock;
1320         __u32 flags;
1321         __u32 pad0;
1322         __u64 realtime;
1323         __u64 host_tsc;
1324         __u32 pad[4];
1325 };
1326
1327 /* For KVM_CAP_SW_TLB */
1328
1329 #define KVM_MMU_FSL_BOOKE_NOHV          0
1330 #define KVM_MMU_FSL_BOOKE_HV            1
1331
1332 struct kvm_config_tlb {
1333         __u64 params;
1334         __u64 array;
1335         __u32 mmu_type;
1336         __u32 array_len;
1337 };
1338
1339 struct kvm_dirty_tlb {
1340         __u64 bitmap;
1341         __u32 num_dirty;
1342 };
1343
1344 /* Available with KVM_CAP_ONE_REG */
1345
1346 #define KVM_REG_ARCH_MASK       0xff00000000000000ULL
1347 #define KVM_REG_GENERIC         0x0000000000000000ULL
1348
1349 /*
1350  * Architecture specific registers are to be defined in arch headers and
1351  * ORed with the arch identifier.
1352  */
1353 #define KVM_REG_PPC             0x1000000000000000ULL
1354 #define KVM_REG_X86             0x2000000000000000ULL
1355 #define KVM_REG_IA64            0x3000000000000000ULL
1356 #define KVM_REG_ARM             0x4000000000000000ULL
1357 #define KVM_REG_S390            0x5000000000000000ULL
1358 #define KVM_REG_ARM64           0x6000000000000000ULL
1359 #define KVM_REG_MIPS            0x7000000000000000ULL
1360 #define KVM_REG_RISCV           0x8000000000000000ULL
1361
1362 #define KVM_REG_SIZE_SHIFT      52
1363 #define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
1364 #define KVM_REG_SIZE_U8         0x0000000000000000ULL
1365 #define KVM_REG_SIZE_U16        0x0010000000000000ULL
1366 #define KVM_REG_SIZE_U32        0x0020000000000000ULL
1367 #define KVM_REG_SIZE_U64        0x0030000000000000ULL
1368 #define KVM_REG_SIZE_U128       0x0040000000000000ULL
1369 #define KVM_REG_SIZE_U256       0x0050000000000000ULL
1370 #define KVM_REG_SIZE_U512       0x0060000000000000ULL
1371 #define KVM_REG_SIZE_U1024      0x0070000000000000ULL
1372 #define KVM_REG_SIZE_U2048      0x0080000000000000ULL
1373
1374 struct kvm_reg_list {
1375         __u64 n; /* number of regs */
1376         __u64 reg[];
1377 };
1378
1379 struct kvm_one_reg {
1380         __u64 id;
1381         __u64 addr;
1382 };
1383
1384 #define KVM_MSI_VALID_DEVID     (1U << 0)
1385 struct kvm_msi {
1386         __u32 address_lo;
1387         __u32 address_hi;
1388         __u32 data;
1389         __u32 flags;
1390         __u32 devid;
1391         __u8  pad[12];
1392 };
1393
1394 struct kvm_arm_device_addr {
1395         __u64 id;
1396         __u64 addr;
1397 };
1398
1399 /*
1400  * Device control API, available with KVM_CAP_DEVICE_CTRL
1401  */
1402 #define KVM_CREATE_DEVICE_TEST          1
1403
1404 struct kvm_create_device {
1405         __u32   type;   /* in: KVM_DEV_TYPE_xxx */
1406         __u32   fd;     /* out: device handle */
1407         __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
1408 };
1409
1410 struct kvm_device_attr {
1411         __u32   flags;          /* no flags currently defined */
1412         __u32   group;          /* device-defined */
1413         __u64   attr;           /* group-defined */
1414         __u64   addr;           /* userspace address of attr data */
1415 };
1416
1417 #define  KVM_DEV_VFIO_FILE                      1
1418
1419 #define   KVM_DEV_VFIO_FILE_ADD                 1
1420 #define   KVM_DEV_VFIO_FILE_DEL                 2
1421
1422 /* KVM_DEV_VFIO_GROUP aliases are for compile time uapi compatibility */
1423 #define  KVM_DEV_VFIO_GROUP     KVM_DEV_VFIO_FILE
1424
1425 #define   KVM_DEV_VFIO_GROUP_ADD        KVM_DEV_VFIO_FILE_ADD
1426 #define   KVM_DEV_VFIO_GROUP_DEL        KVM_DEV_VFIO_FILE_DEL
1427 #define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE              3
1428
1429 enum kvm_device_type {
1430         KVM_DEV_TYPE_FSL_MPIC_20        = 1,
1431 #define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
1432         KVM_DEV_TYPE_FSL_MPIC_42,
1433 #define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
1434         KVM_DEV_TYPE_XICS,
1435 #define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
1436         KVM_DEV_TYPE_VFIO,
1437 #define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
1438         KVM_DEV_TYPE_ARM_VGIC_V2,
1439 #define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
1440         KVM_DEV_TYPE_FLIC,
1441 #define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
1442         KVM_DEV_TYPE_ARM_VGIC_V3,
1443 #define KVM_DEV_TYPE_ARM_VGIC_V3        KVM_DEV_TYPE_ARM_VGIC_V3
1444         KVM_DEV_TYPE_ARM_VGIC_ITS,
1445 #define KVM_DEV_TYPE_ARM_VGIC_ITS       KVM_DEV_TYPE_ARM_VGIC_ITS
1446         KVM_DEV_TYPE_XIVE,
1447 #define KVM_DEV_TYPE_XIVE               KVM_DEV_TYPE_XIVE
1448         KVM_DEV_TYPE_ARM_PV_TIME,
1449 #define KVM_DEV_TYPE_ARM_PV_TIME        KVM_DEV_TYPE_ARM_PV_TIME
1450         KVM_DEV_TYPE_RISCV_AIA,
1451 #define KVM_DEV_TYPE_RISCV_AIA          KVM_DEV_TYPE_RISCV_AIA
1452         KVM_DEV_TYPE_MAX,
1453 };
1454
1455 struct kvm_vfio_spapr_tce {
1456         __s32   groupfd;
1457         __s32   tablefd;
1458 };
1459
1460 /*
1461  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1462  * a vcpu fd.
1463  */
1464 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1465 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1466 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1467 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)  /* deprecated */
1468 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1469                                         struct kvm_userspace_memory_region)
1470 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1471 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1472
1473 /* enable ucontrol for s390 */
1474 struct kvm_s390_ucas_mapping {
1475         __u64 user_addr;
1476         __u64 vcpu_addr;
1477         __u64 length;
1478 };
1479 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1480 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1481 #define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)
1482
1483 /* Device model IOC */
1484 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1485 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1486 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1487 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1488 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1489 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1490 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1491 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1492 #define KVM_REGISTER_COALESCED_MMIO \
1493                         _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1494 #define KVM_UNREGISTER_COALESCED_MMIO \
1495                         _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1496 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1497                                        struct kvm_assigned_pci_dev)
1498 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1499 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1500 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1501 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1502 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1503 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1504                                        struct kvm_assigned_pci_dev)
1505 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1506                                        struct kvm_assigned_msix_nr)
1507 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1508                                        struct kvm_assigned_msix_entry)
1509 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1510 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1511 #define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
1512 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1513 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1514 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1515 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1516 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1517 /* Available with KVM_CAP_PIT_STATE2 */
1518 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1519 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1520 /* Available with KVM_CAP_PPC_GET_PVINFO */
1521 #define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1522 /* Available with KVM_CAP_TSC_CONTROL for a vCPU, or with
1523 *  KVM_CAP_VM_TSC_CONTROL to set defaults for a VM */
1524 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1525 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1526 /* Available with KVM_CAP_PCI_2_3 */
1527 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1528                                        struct kvm_assigned_pci_dev)
1529 /* Available with KVM_CAP_SIGNAL_MSI */
1530 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1531 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1532 #define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1533 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1534 #define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
1535 #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1536 #define KVM_CREATE_SPAPR_TCE_64   _IOW(KVMIO,  0xa8, \
1537                                        struct kvm_create_spapr_tce_64)
1538 /* Available with KVM_CAP_RMA */
1539 #define KVM_ALLOCATE_RMA          _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1540 /* Available with KVM_CAP_PPC_HTAB_FD */
1541 #define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1542 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1543 #define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1544 /* Available with KVM_CAP_PPC_RTAS */
1545 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1546 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1547 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1548 #define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1549 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1550 #define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
1551 /* Available with KVM_CAP_PPC_RADIX_MMU */
1552 #define KVM_PPC_GET_RMMU_INFO     _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
1553 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1554 #define KVM_PPC_GET_CPU_CHAR      _IOR(KVMIO,  0xb1, struct kvm_ppc_cpu_char)
1555 /* Available with KVM_CAP_PMU_EVENT_FILTER */
1556 #define KVM_SET_PMU_EVENT_FILTER  _IOW(KVMIO,  0xb2, struct kvm_pmu_event_filter)
1557 #define KVM_PPC_SVM_OFF           _IO(KVMIO,  0xb3)
1558 #define KVM_ARM_MTE_COPY_TAGS     _IOR(KVMIO,  0xb4, struct kvm_arm_copy_mte_tags)
1559 /* Available with KVM_CAP_COUNTER_OFFSET */
1560 #define KVM_ARM_SET_COUNTER_OFFSET _IOW(KVMIO,  0xb5, struct kvm_arm_counter_offset)
1561
1562 /* ioctl for vm fd */
1563 #define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1564
1565 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1566 #define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1567 #define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1568 #define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1569
1570 /*
1571  * ioctls for vcpu fds
1572  */
1573 #define KVM_RUN                   _IO(KVMIO,   0x80)
1574 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1575 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1576 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1577 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1578 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1579 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1580 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1581 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1582 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1583 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1584 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1585 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1586 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1587 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1588 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1589 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1590 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1591 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1592 /* Available with KVM_CAP_VAPIC */
1593 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1594 /* Available with KVM_CAP_VAPIC */
1595 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1596 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1597 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1598 /* store status for s390 */
1599 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1600 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1601 #define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
1602 /* initial ipl psw for s390 */
1603 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1604 /* initial reset for s390 */
1605 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1606 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1607 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1608 /* Available with KVM_CAP_USER_NMI */
1609 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1610 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1611 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1612 /* MCE for x86 */
1613 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1614 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1615 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1616 /* Available with KVM_CAP_VCPU_EVENTS */
1617 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1618 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1619 /* Available with KVM_CAP_DEBUGREGS */
1620 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1621 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1622 /*
1623  * vcpu version available with KVM_CAP_ENABLE_CAP
1624  * vm version available with KVM_CAP_ENABLE_CAP_VM
1625  */
1626 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1627 /* Available with KVM_CAP_XSAVE */
1628 #define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
1629 #define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
1630 /* Available with KVM_CAP_XCRS */
1631 #define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1632 #define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1633 /* Available with KVM_CAP_SW_TLB */
1634 #define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1635 /* Available with KVM_CAP_ONE_REG */
1636 #define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
1637 #define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
1638 /* VM is being stopped by host */
1639 #define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
1640 #define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1641 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1642 #define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1643 /* Available with KVM_CAP_S390_MEM_OP */
1644 #define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1645 /* Available with KVM_CAP_S390_SKEYS */
1646 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1647 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1648 /* Available with KVM_CAP_S390_INJECT_IRQ */
1649 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1650 /* Available with KVM_CAP_S390_IRQ_STATE */
1651 #define KVM_S390_SET_IRQ_STATE    _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1652 #define KVM_S390_GET_IRQ_STATE    _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1653 /* Available with KVM_CAP_X86_SMM */
1654 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1655 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1656 #define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1657 #define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1658 /* Memory Encryption Commands */
1659 #define KVM_MEMORY_ENCRYPT_OP      _IOWR(KVMIO, 0xba, unsigned long)
1660
1661 struct kvm_enc_region {
1662         __u64 addr;
1663         __u64 size;
1664 };
1665
1666 #define KVM_MEMORY_ENCRYPT_REG_REGION    _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1667 #define KVM_MEMORY_ENCRYPT_UNREG_REGION  _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1668
1669 /* Available with KVM_CAP_HYPERV_EVENTFD */
1670 #define KVM_HYPERV_EVENTFD        _IOW(KVMIO,  0xbd, struct kvm_hyperv_eventfd)
1671
1672 /* Available with KVM_CAP_NESTED_STATE */
1673 #define KVM_GET_NESTED_STATE         _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1674 #define KVM_SET_NESTED_STATE         _IOW(KVMIO,  0xbf, struct kvm_nested_state)
1675
1676 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1677 #define KVM_CLEAR_DIRTY_LOG          _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1678
1679 /* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */
1680 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1681
1682 /* Available with KVM_CAP_ARM_SVE */
1683 #define KVM_ARM_VCPU_FINALIZE     _IOW(KVMIO,  0xc2, int)
1684
1685 /* Available with  KVM_CAP_S390_VCPU_RESETS */
1686 #define KVM_S390_NORMAL_RESET   _IO(KVMIO,   0xc3)
1687 #define KVM_S390_CLEAR_RESET    _IO(KVMIO,   0xc4)
1688
1689 struct kvm_s390_pv_sec_parm {
1690         __u64 origin;
1691         __u64 length;
1692 };
1693
1694 struct kvm_s390_pv_unp {
1695         __u64 addr;
1696         __u64 size;
1697         __u64 tweak;
1698 };
1699
1700 enum pv_cmd_dmp_id {
1701         KVM_PV_DUMP_INIT,
1702         KVM_PV_DUMP_CONFIG_STOR_STATE,
1703         KVM_PV_DUMP_COMPLETE,
1704         KVM_PV_DUMP_CPU,
1705 };
1706
1707 struct kvm_s390_pv_dmp {
1708         __u64 subcmd;
1709         __u64 buff_addr;
1710         __u64 buff_len;
1711         __u64 gaddr;            /* For dump storage state */
1712         __u64 reserved[4];
1713 };
1714
1715 enum pv_cmd_info_id {
1716         KVM_PV_INFO_VM,
1717         KVM_PV_INFO_DUMP,
1718 };
1719
1720 struct kvm_s390_pv_info_dump {
1721         __u64 dump_cpu_buffer_len;
1722         __u64 dump_config_mem_buffer_per_1m;
1723         __u64 dump_config_finalize_len;
1724 };
1725
1726 struct kvm_s390_pv_info_vm {
1727         __u64 inst_calls_list[4];
1728         __u64 max_cpus;
1729         __u64 max_guests;
1730         __u64 max_guest_addr;
1731         __u64 feature_indication;
1732 };
1733
1734 struct kvm_s390_pv_info_header {
1735         __u32 id;
1736         __u32 len_max;
1737         __u32 len_written;
1738         __u32 reserved;
1739 };
1740
1741 struct kvm_s390_pv_info {
1742         struct kvm_s390_pv_info_header header;
1743         union {
1744                 struct kvm_s390_pv_info_dump dump;
1745                 struct kvm_s390_pv_info_vm vm;
1746         };
1747 };
1748
1749 enum pv_cmd_id {
1750         KVM_PV_ENABLE,
1751         KVM_PV_DISABLE,
1752         KVM_PV_SET_SEC_PARMS,
1753         KVM_PV_UNPACK,
1754         KVM_PV_VERIFY,
1755         KVM_PV_PREP_RESET,
1756         KVM_PV_UNSHARE_ALL,
1757         KVM_PV_INFO,
1758         KVM_PV_DUMP,
1759         KVM_PV_ASYNC_CLEANUP_PREPARE,
1760         KVM_PV_ASYNC_CLEANUP_PERFORM,
1761 };
1762
1763 struct kvm_pv_cmd {
1764         __u32 cmd;      /* Command to be executed */
1765         __u16 rc;       /* Ultravisor return code */
1766         __u16 rrc;      /* Ultravisor return reason code */
1767         __u64 data;     /* Data or address */
1768         __u32 flags;    /* flags for future extensions. Must be 0 for now */
1769         __u32 reserved[3];
1770 };
1771
1772 /* Available with KVM_CAP_S390_PROTECTED */
1773 #define KVM_S390_PV_COMMAND             _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
1774
1775 /* Available with KVM_CAP_X86_MSR_FILTER */
1776 #define KVM_X86_SET_MSR_FILTER  _IOW(KVMIO,  0xc6, struct kvm_msr_filter)
1777
1778 /* Available with KVM_CAP_DIRTY_LOG_RING */
1779 #define KVM_RESET_DIRTY_RINGS           _IO(KVMIO, 0xc7)
1780
1781 /* Per-VM Xen attributes */
1782 #define KVM_XEN_HVM_GET_ATTR    _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr)
1783 #define KVM_XEN_HVM_SET_ATTR    _IOW(KVMIO,  0xc9, struct kvm_xen_hvm_attr)
1784
1785 struct kvm_xen_hvm_attr {
1786         __u16 type;
1787         __u16 pad[3];
1788         union {
1789                 __u8 long_mode;
1790                 __u8 vector;
1791                 __u8 runstate_update_flag;
1792                 struct {
1793                         __u64 gfn;
1794 #define KVM_XEN_INVALID_GFN ((__u64)-1)
1795                 } shared_info;
1796                 struct {
1797                         __u32 send_port;
1798                         __u32 type; /* EVTCHNSTAT_ipi / EVTCHNSTAT_interdomain */
1799                         __u32 flags;
1800 #define KVM_XEN_EVTCHN_DEASSIGN         (1 << 0)
1801 #define KVM_XEN_EVTCHN_UPDATE           (1 << 1)
1802 #define KVM_XEN_EVTCHN_RESET            (1 << 2)
1803                         /*
1804                          * Events sent by the guest are either looped back to
1805                          * the guest itself (potentially on a different port#)
1806                          * or signalled via an eventfd.
1807                          */
1808                         union {
1809                                 struct {
1810                                         __u32 port;
1811                                         __u32 vcpu;
1812                                         __u32 priority;
1813                                 } port;
1814                                 struct {
1815                                         __u32 port; /* Zero for eventfd */
1816                                         __s32 fd;
1817                                 } eventfd;
1818                                 __u32 padding[4];
1819                         } deliver;
1820                 } evtchn;
1821                 __u32 xen_version;
1822                 __u64 pad[8];
1823         } u;
1824 };
1825
1826
1827 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */
1828 #define KVM_XEN_ATTR_TYPE_LONG_MODE             0x0
1829 #define KVM_XEN_ATTR_TYPE_SHARED_INFO           0x1
1830 #define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR         0x2
1831 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */
1832 #define KVM_XEN_ATTR_TYPE_EVTCHN                0x3
1833 #define KVM_XEN_ATTR_TYPE_XEN_VERSION           0x4
1834 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG */
1835 #define KVM_XEN_ATTR_TYPE_RUNSTATE_UPDATE_FLAG  0x5
1836
1837 /* Per-vCPU Xen attributes */
1838 #define KVM_XEN_VCPU_GET_ATTR   _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr)
1839 #define KVM_XEN_VCPU_SET_ATTR   _IOW(KVMIO,  0xcb, struct kvm_xen_vcpu_attr)
1840
1841 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */
1842 #define KVM_XEN_HVM_EVTCHN_SEND _IOW(KVMIO,  0xd0, struct kvm_irq_routing_xen_evtchn)
1843
1844 #define KVM_GET_SREGS2             _IOR(KVMIO,  0xcc, struct kvm_sregs2)
1845 #define KVM_SET_SREGS2             _IOW(KVMIO,  0xcd, struct kvm_sregs2)
1846
1847 struct kvm_xen_vcpu_attr {
1848         __u16 type;
1849         __u16 pad[3];
1850         union {
1851                 __u64 gpa;
1852 #define KVM_XEN_INVALID_GPA ((__u64)-1)
1853                 __u64 pad[8];
1854                 struct {
1855                         __u64 state;
1856                         __u64 state_entry_time;
1857                         __u64 time_running;
1858                         __u64 time_runnable;
1859                         __u64 time_blocked;
1860                         __u64 time_offline;
1861                 } runstate;
1862                 __u32 vcpu_id;
1863                 struct {
1864                         __u32 port;
1865                         __u32 priority;
1866                         __u64 expires_ns;
1867                 } timer;
1868                 __u8 vector;
1869         } u;
1870 };
1871
1872 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */
1873 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO        0x0
1874 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO   0x1
1875 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR    0x2
1876 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT 0x3
1877 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA    0x4
1878 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST  0x5
1879 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */
1880 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_ID          0x6
1881 #define KVM_XEN_VCPU_ATTR_TYPE_TIMER            0x7
1882 #define KVM_XEN_VCPU_ATTR_TYPE_UPCALL_VECTOR    0x8
1883
1884 /* Secure Encrypted Virtualization command */
1885 enum sev_cmd_id {
1886         /* Guest initialization commands */
1887         KVM_SEV_INIT = 0,
1888         KVM_SEV_ES_INIT,
1889         /* Guest launch commands */
1890         KVM_SEV_LAUNCH_START,
1891         KVM_SEV_LAUNCH_UPDATE_DATA,
1892         KVM_SEV_LAUNCH_UPDATE_VMSA,
1893         KVM_SEV_LAUNCH_SECRET,
1894         KVM_SEV_LAUNCH_MEASURE,
1895         KVM_SEV_LAUNCH_FINISH,
1896         /* Guest migration commands (outgoing) */
1897         KVM_SEV_SEND_START,
1898         KVM_SEV_SEND_UPDATE_DATA,
1899         KVM_SEV_SEND_UPDATE_VMSA,
1900         KVM_SEV_SEND_FINISH,
1901         /* Guest migration commands (incoming) */
1902         KVM_SEV_RECEIVE_START,
1903         KVM_SEV_RECEIVE_UPDATE_DATA,
1904         KVM_SEV_RECEIVE_UPDATE_VMSA,
1905         KVM_SEV_RECEIVE_FINISH,
1906         /* Guest status and debug commands */
1907         KVM_SEV_GUEST_STATUS,
1908         KVM_SEV_DBG_DECRYPT,
1909         KVM_SEV_DBG_ENCRYPT,
1910         /* Guest certificates commands */
1911         KVM_SEV_CERT_EXPORT,
1912         /* Attestation report */
1913         KVM_SEV_GET_ATTESTATION_REPORT,
1914         /* Guest Migration Extension */
1915         KVM_SEV_SEND_CANCEL,
1916
1917         KVM_SEV_NR_MAX,
1918 };
1919
1920 struct kvm_sev_cmd {
1921         __u32 id;
1922         __u64 data;
1923         __u32 error;
1924         __u32 sev_fd;
1925 };
1926
1927 struct kvm_sev_launch_start {
1928         __u32 handle;
1929         __u32 policy;
1930         __u64 dh_uaddr;
1931         __u32 dh_len;
1932         __u64 session_uaddr;
1933         __u32 session_len;
1934 };
1935
1936 struct kvm_sev_launch_update_data {
1937         __u64 uaddr;
1938         __u32 len;
1939 };
1940
1941
1942 struct kvm_sev_launch_secret {
1943         __u64 hdr_uaddr;
1944         __u32 hdr_len;
1945         __u64 guest_uaddr;
1946         __u32 guest_len;
1947         __u64 trans_uaddr;
1948         __u32 trans_len;
1949 };
1950
1951 struct kvm_sev_launch_measure {
1952         __u64 uaddr;
1953         __u32 len;
1954 };
1955
1956 struct kvm_sev_guest_status {
1957         __u32 handle;
1958         __u32 policy;
1959         __u32 state;
1960 };
1961
1962 struct kvm_sev_dbg {
1963         __u64 src_uaddr;
1964         __u64 dst_uaddr;
1965         __u32 len;
1966 };
1967
1968 struct kvm_sev_attestation_report {
1969         __u8 mnonce[16];
1970         __u64 uaddr;
1971         __u32 len;
1972 };
1973
1974 struct kvm_sev_send_start {
1975         __u32 policy;
1976         __u64 pdh_cert_uaddr;
1977         __u32 pdh_cert_len;
1978         __u64 plat_certs_uaddr;
1979         __u32 plat_certs_len;
1980         __u64 amd_certs_uaddr;
1981         __u32 amd_certs_len;
1982         __u64 session_uaddr;
1983         __u32 session_len;
1984 };
1985
1986 struct kvm_sev_send_update_data {
1987         __u64 hdr_uaddr;
1988         __u32 hdr_len;
1989         __u64 guest_uaddr;
1990         __u32 guest_len;
1991         __u64 trans_uaddr;
1992         __u32 trans_len;
1993 };
1994
1995 struct kvm_sev_receive_start {
1996         __u32 handle;
1997         __u32 policy;
1998         __u64 pdh_uaddr;
1999         __u32 pdh_len;
2000         __u64 session_uaddr;
2001         __u32 session_len;
2002 };
2003
2004 struct kvm_sev_receive_update_data {
2005         __u64 hdr_uaddr;
2006         __u32 hdr_len;
2007         __u64 guest_uaddr;
2008         __u32 guest_len;
2009         __u64 trans_uaddr;
2010         __u32 trans_len;
2011 };
2012
2013 #define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
2014 #define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
2015 #define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)
2016
2017 struct kvm_assigned_pci_dev {
2018         __u32 assigned_dev_id;
2019         __u32 busnr;
2020         __u32 devfn;
2021         __u32 flags;
2022         __u32 segnr;
2023         union {
2024                 __u32 reserved[11];
2025         };
2026 };
2027
2028 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
2029 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
2030 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
2031
2032 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
2033 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
2034 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
2035
2036 #define KVM_DEV_IRQ_HOST_MASK    0x00ff
2037 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
2038
2039 struct kvm_assigned_irq {
2040         __u32 assigned_dev_id;
2041         __u32 host_irq; /* ignored (legacy field) */
2042         __u32 guest_irq;
2043         __u32 flags;
2044         union {
2045                 __u32 reserved[12];
2046         };
2047 };
2048
2049 struct kvm_assigned_msix_nr {
2050         __u32 assigned_dev_id;
2051         __u16 entry_nr;
2052         __u16 padding;
2053 };
2054
2055 #define KVM_MAX_MSIX_PER_DEV            256
2056 struct kvm_assigned_msix_entry {
2057         __u32 assigned_dev_id;
2058         __u32 gsi;
2059         __u16 entry; /* The index of entry in the MSI-X table */
2060         __u16 padding[3];
2061 };
2062
2063 #define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
2064 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
2065
2066 /* Available with KVM_CAP_ARM_USER_IRQ */
2067
2068 /* Bits for run->s.regs.device_irq_level */
2069 #define KVM_ARM_DEV_EL1_VTIMER          (1 << 0)
2070 #define KVM_ARM_DEV_EL1_PTIMER          (1 << 1)
2071 #define KVM_ARM_DEV_PMU                 (1 << 2)
2072
2073 struct kvm_hyperv_eventfd {
2074         __u32 conn_id;
2075         __s32 fd;
2076         __u32 flags;
2077         __u32 padding[3];
2078 };
2079
2080 #define KVM_HYPERV_CONN_ID_MASK         0x00ffffff
2081 #define KVM_HYPERV_EVENTFD_DEASSIGN     (1 << 0)
2082
2083 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE    (1 << 0)
2084 #define KVM_DIRTY_LOG_INITIALLY_SET            (1 << 1)
2085
2086 /*
2087  * Arch needs to define the macro after implementing the dirty ring
2088  * feature.  KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the
2089  * starting page offset of the dirty ring structures.
2090  */
2091 #ifndef KVM_DIRTY_LOG_PAGE_OFFSET
2092 #define KVM_DIRTY_LOG_PAGE_OFFSET 0
2093 #endif
2094
2095 /*
2096  * KVM dirty GFN flags, defined as:
2097  *
2098  * |---------------+---------------+--------------|
2099  * | bit 1 (reset) | bit 0 (dirty) | Status       |
2100  * |---------------+---------------+--------------|
2101  * |             0 |             0 | Invalid GFN  |
2102  * |             0 |             1 | Dirty GFN    |
2103  * |             1 |             X | GFN to reset |
2104  * |---------------+---------------+--------------|
2105  *
2106  * Lifecycle of a dirty GFN goes like:
2107  *
2108  *      dirtied         harvested        reset
2109  * 00 -----------> 01 -------------> 1X -------+
2110  *  ^                                          |
2111  *  |                                          |
2112  *  +------------------------------------------+
2113  *
2114  * The userspace program is only responsible for the 01->1X state
2115  * conversion after harvesting an entry.  Also, it must not skip any
2116  * dirty bits, so that dirty bits are always harvested in sequence.
2117  */
2118 #define KVM_DIRTY_GFN_F_DIRTY           _BITUL(0)
2119 #define KVM_DIRTY_GFN_F_RESET           _BITUL(1)
2120 #define KVM_DIRTY_GFN_F_MASK            0x3
2121
2122 /*
2123  * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of
2124  * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn.  The
2125  * size of the gfn buffer is decided by the first argument when
2126  * enabling KVM_CAP_DIRTY_LOG_RING.
2127  */
2128 struct kvm_dirty_gfn {
2129         __u32 flags;
2130         __u32 slot;
2131         __u64 offset;
2132 };
2133
2134 #define KVM_BUS_LOCK_DETECTION_OFF             (1 << 0)
2135 #define KVM_BUS_LOCK_DETECTION_EXIT            (1 << 1)
2136
2137 #define KVM_PMU_CAP_DISABLE                    (1 << 0)
2138
2139 /**
2140  * struct kvm_stats_header - Header of per vm/vcpu binary statistics data.
2141  * @flags: Some extra information for header, always 0 for now.
2142  * @name_size: The size in bytes of the memory which contains statistics
2143  *             name string including trailing '\0'. The memory is allocated
2144  *             at the send of statistics descriptor.
2145  * @num_desc: The number of statistics the vm or vcpu has.
2146  * @id_offset: The offset of the vm/vcpu stats' id string in the file pointed
2147  *             by vm/vcpu stats fd.
2148  * @desc_offset: The offset of the vm/vcpu stats' descriptor block in the file
2149  *               pointd by vm/vcpu stats fd.
2150  * @data_offset: The offset of the vm/vcpu stats' data block in the file
2151  *               pointed by vm/vcpu stats fd.
2152  *
2153  * This is the header userspace needs to read from stats fd before any other
2154  * readings. It is used by userspace to discover all the information about the
2155  * vm/vcpu's binary statistics.
2156  * Userspace reads this header from the start of the vm/vcpu's stats fd.
2157  */
2158 struct kvm_stats_header {
2159         __u32 flags;
2160         __u32 name_size;
2161         __u32 num_desc;
2162         __u32 id_offset;
2163         __u32 desc_offset;
2164         __u32 data_offset;
2165 };
2166
2167 #define KVM_STATS_TYPE_SHIFT            0
2168 #define KVM_STATS_TYPE_MASK             (0xF << KVM_STATS_TYPE_SHIFT)
2169 #define KVM_STATS_TYPE_CUMULATIVE       (0x0 << KVM_STATS_TYPE_SHIFT)
2170 #define KVM_STATS_TYPE_INSTANT          (0x1 << KVM_STATS_TYPE_SHIFT)
2171 #define KVM_STATS_TYPE_PEAK             (0x2 << KVM_STATS_TYPE_SHIFT)
2172 #define KVM_STATS_TYPE_LINEAR_HIST      (0x3 << KVM_STATS_TYPE_SHIFT)
2173 #define KVM_STATS_TYPE_LOG_HIST         (0x4 << KVM_STATS_TYPE_SHIFT)
2174 #define KVM_STATS_TYPE_MAX              KVM_STATS_TYPE_LOG_HIST
2175
2176 #define KVM_STATS_UNIT_SHIFT            4
2177 #define KVM_STATS_UNIT_MASK             (0xF << KVM_STATS_UNIT_SHIFT)
2178 #define KVM_STATS_UNIT_NONE             (0x0 << KVM_STATS_UNIT_SHIFT)
2179 #define KVM_STATS_UNIT_BYTES            (0x1 << KVM_STATS_UNIT_SHIFT)
2180 #define KVM_STATS_UNIT_SECONDS          (0x2 << KVM_STATS_UNIT_SHIFT)
2181 #define KVM_STATS_UNIT_CYCLES           (0x3 << KVM_STATS_UNIT_SHIFT)
2182 #define KVM_STATS_UNIT_BOOLEAN          (0x4 << KVM_STATS_UNIT_SHIFT)
2183 #define KVM_STATS_UNIT_MAX              KVM_STATS_UNIT_BOOLEAN
2184
2185 #define KVM_STATS_BASE_SHIFT            8
2186 #define KVM_STATS_BASE_MASK             (0xF << KVM_STATS_BASE_SHIFT)
2187 #define KVM_STATS_BASE_POW10            (0x0 << KVM_STATS_BASE_SHIFT)
2188 #define KVM_STATS_BASE_POW2             (0x1 << KVM_STATS_BASE_SHIFT)
2189 #define KVM_STATS_BASE_MAX              KVM_STATS_BASE_POW2
2190
2191 /**
2192  * struct kvm_stats_desc - Descriptor of a KVM statistics.
2193  * @flags: Annotations of the stats, like type, unit, etc.
2194  * @exponent: Used together with @flags to determine the unit.
2195  * @size: The number of data items for this stats.
2196  *        Every data item is of type __u64.
2197  * @offset: The offset of the stats to the start of stat structure in
2198  *          structure kvm or kvm_vcpu.
2199  * @bucket_size: A parameter value used for histogram stats. It is only used
2200  *              for linear histogram stats, specifying the size of the bucket;
2201  * @name: The name string for the stats. Its size is indicated by the
2202  *        &kvm_stats_header->name_size.
2203  */
2204 struct kvm_stats_desc {
2205         __u32 flags;
2206         __s16 exponent;
2207         __u16 size;
2208         __u32 offset;
2209         __u32 bucket_size;
2210         char name[];
2211 };
2212
2213 #define KVM_GET_STATS_FD  _IO(KVMIO,  0xce)
2214
2215 /* Available with KVM_CAP_XSAVE2 */
2216 #define KVM_GET_XSAVE2            _IOR(KVMIO,  0xcf, struct kvm_xsave)
2217
2218 /* Available with KVM_CAP_S390_PROTECTED_DUMP */
2219 #define KVM_S390_PV_CPU_COMMAND _IOWR(KVMIO, 0xd0, struct kvm_pv_cmd)
2220
2221 /* Available with KVM_CAP_X86_NOTIFY_VMEXIT */
2222 #define KVM_X86_NOTIFY_VMEXIT_ENABLED           (1ULL << 0)
2223 #define KVM_X86_NOTIFY_VMEXIT_USER              (1ULL << 1)
2224
2225 /* Available with KVM_CAP_S390_ZPCI_OP */
2226 #define KVM_S390_ZPCI_OP         _IOW(KVMIO,  0xd1, struct kvm_s390_zpci_op)
2227
2228 struct kvm_s390_zpci_op {
2229         /* in */
2230         __u32 fh;               /* target device */
2231         __u8  op;               /* operation to perform */
2232         __u8  pad[3];
2233         union {
2234                 /* for KVM_S390_ZPCIOP_REG_AEN */
2235                 struct {
2236                         __u64 ibv;      /* Guest addr of interrupt bit vector */
2237                         __u64 sb;       /* Guest addr of summary bit */
2238                         __u32 flags;
2239                         __u32 noi;      /* Number of interrupts */
2240                         __u8 isc;       /* Guest interrupt subclass */
2241                         __u8 sbo;       /* Offset of guest summary bit vector */
2242                         __u16 pad;
2243                 } reg_aen;
2244                 __u64 reserved[8];
2245         } u;
2246 };
2247
2248 /* types for kvm_s390_zpci_op->op */
2249 #define KVM_S390_ZPCIOP_REG_AEN                0
2250 #define KVM_S390_ZPCIOP_DEREG_AEN      1
2251
2252 /* flags for kvm_s390_zpci_op->u.reg_aen.flags */
2253 #define KVM_S390_ZPCIOP_REGAEN_HOST    (1 << 0)
2254
2255 #endif /* __LINUX_KVM_H */