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