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