linux-headers/linux/kvm.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef __LINUX_KVM_H
   3 #define __LINUX_KVM_H
   4
   5 /*
   6  * Userspace interface for /dev/kvm - kernel based virtual machine
   7  *
   8  * Note: you must update KVM_API_VERSION if you change this interface.
   9  */
  10
  11 #include <linux/const.h>
  12 #include <linux/types.h>
  13
  14 #include <linux/ioctl.h>
  15 #include <asm/kvm.h>
  16
  17 #define KVM_API_VERSION 12
  18
  19 /* *** Deprecated interfaces *** */
  20
  21 #define KVM_TRC_SHIFT           16
  22
  23 #define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
  24 #define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))
  25
  26 #define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
  27 #define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
  28 #define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
  29
  30 #define KVM_TRC_HEAD_SIZE       12
  31 #define KVM_TRC_CYCLE_SIZE      8
  32 #define KVM_TRC_EXTRA_MAX       7
  33
  34 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
  35 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
  36 #define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
  37 #define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
  38 #define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
  39 #define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
  40 #define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
  41 #define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
  42 #define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
  43 #define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
  44 #define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
  45 #define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
  46 #define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
  47 #define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
  48 #define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
  49 #define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
  50 #define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
  51 #define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
  52 #define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
  53 #define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
  54 #define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
  55 #define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
  56 #define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
  57 #define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
  58
  59 struct kvm_user_trace_setup {
  60         __u32 buf_size;
  61         __u32 buf_nr;
  62 };
  63
  64 #define __KVM_DEPRECATED_MAIN_W_0x06 \
  65         _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
  66 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
  67 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
  68
  69 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
  70
  71 struct kvm_breakpoint {
  72         __u32 enabled;
  73         __u32 padding;
  74         __u64 address;
  75 };
  76
  77 struct kvm_debug_guest {
  78         __u32 enabled;
  79         __u32 pad;
  80         struct kvm_breakpoint breakpoints[4];
  81         __u32 singlestep;
  82 };
  83
  84 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
  85
  86 /* *** End of deprecated interfaces *** */
  87
  88
  89 /* for KVM_CREATE_MEMORY_REGION */
  90 struct kvm_memory_region {
  91         __u32 slot;
  92         __u32 flags;
  93         __u64 guest_phys_addr;
  94         __u64 memory_size; /* bytes */
  95 };
  96
  97 /* for KVM_SET_USER_MEMORY_REGION */
  98 struct kvm_userspace_memory_region {
  99         __u32 slot;
 100         __u32 flags;
 101         __u64 guest_phys_addr;
 102         __u64 memory_size; /* bytes */
 103         __u64 userspace_addr; /* start of the userspace allocated memory */
 104 };
 105
 106 /*
 107  * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
 108  * other bits are reserved for kvm internal use which are defined in
 109  * include/linux/kvm_host.h.
 110  */
 111 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
 112 #define KVM_MEM_READONLY        (1UL << 1)
 113
 114 /* for KVM_IRQ_LINE */
 115 struct kvm_irq_level {
 116         /*
 117          * ACPI gsi notion of irq.
 118          * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
 119          * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
 120          * For ARM: See Documentation/virt/kvm/api.rst
 121          */
 122         union {
 123                 __u32 irq;
 124                 __s32 status;
 125         };
 126         __u32 level;
 127 };
 128
 129
 130 struct kvm_irqchip {
 131         __u32 chip_id;
 132         __u32 pad;
 133         union {
 134                 char dummy[512];  /* reserving space */
 135 #ifdef __KVM_HAVE_PIT
 136                 struct kvm_pic_state pic;
 137 #endif
 138 #ifdef __KVM_HAVE_IOAPIC
 139                 struct kvm_ioapic_state ioapic;
 140 #endif
 141         } chip;
 142 };
 143
 144 /* for KVM_CREATE_PIT2 */
 145 struct kvm_pit_config {
 146         __u32 flags;
 147         __u32 pad[15];
 148 };
 149
 150 #define KVM_PIT_SPEAKER_DUMMY     1
 151
 152 struct kvm_s390_skeys {
 153         __u64 start_gfn;
 154         __u64 count;
 155         __u64 skeydata_addr;
 156         __u32 flags;
 157         __u32 reserved[9];
 158 };
 159
 160 #define KVM_S390_CMMA_PEEK (1 << 0)
 161
 162 /**
 163  * kvm_s390_cmma_log - Used for CMMA migration.
 164  *
 165  * Used both for input and output.
 166  *
 167  * @start_gfn: Guest page number to start from.
 168  * @count: Size of the result buffer.
 169  * @flags: Control operation mode via KVM_S390_CMMA_* flags
 170  * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
 171  *             pages are still remaining.
 172  * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
 173  *        in the PGSTE.
 174  * @values: Pointer to the values buffer.
 175  *
 176  * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
 177  */
 178 struct kvm_s390_cmma_log {
 179         __u64 start_gfn;
 180         __u32 count;
 181         __u32 flags;
 182         union {
 183                 __u64 remaining;
 184                 __u64 mask;
 185         };
 186         __u64 values;
 187 };
 188
 189 struct kvm_hyperv_exit {
 190 #define KVM_EXIT_HYPERV_SYNIC          1
 191 #define KVM_EXIT_HYPERV_HCALL          2
 192 #define KVM_EXIT_HYPERV_SYNDBG         3
 193         __u32 type;
 194         __u32 pad1;
 195         union {
 196                 struct {
 197                         __u32 msr;
 198                         __u32 pad2;
 199                         __u64 control;
 200                         __u64 evt_page;
 201                         __u64 msg_page;
 202                 } synic;
 203                 struct {
 204                         __u64 input;
 205                         __u64 result;
 206                         __u64 params[2];
 207                 } hcall;
 208                 struct {
 209                         __u32 msr;
 210                         __u32 pad2;
 211                         __u64 control;
 212                         __u64 status;
 213                         __u64 send_page;
 214                         __u64 recv_page;
 215                         __u64 pending_page;
 216                 } syndbg;
 217         } u;
 218 };
 219
 220 struct kvm_xen_exit {
 221 #define KVM_EXIT_XEN_HCALL          1
 222         __u32 type;
 223         union {
 224                 struct {
 225                         __u32 longmode;
 226                         __u32 cpl;
 227                         __u64 input;
 228                         __u64 result;
 229                         __u64 params[6];
 230                 } hcall;
 231         } u;
 232 };
 233
 234 #define KVM_S390_GET_SKEYS_NONE   1
 235 #define KVM_S390_SKEYS_MAX        1048576
 236
 237 #define KVM_EXIT_UNKNOWN          0
 238 #define KVM_EXIT_EXCEPTION        1
 239 #define KVM_EXIT_IO               2
 240 #define KVM_EXIT_HYPERCALL        3
 241 #define KVM_EXIT_DEBUG            4
 242 #define KVM_EXIT_HLT              5
 243 #define KVM_EXIT_MMIO             6
 244 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
 245 #define KVM_EXIT_SHUTDOWN         8
 246 #define KVM_EXIT_FAIL_ENTRY       9
 247 #define KVM_EXIT_INTR             10
 248 #define KVM_EXIT_SET_TPR          11
 249 #define KVM_EXIT_TPR_ACCESS       12
 250 #define KVM_EXIT_S390_SIEIC       13
 251 #define KVM_EXIT_S390_RESET       14
 252 #define KVM_EXIT_DCR              15 /* deprecated */
 253 #define KVM_EXIT_NMI              16
 254 #define KVM_EXIT_INTERNAL_ERROR   17
 255 #define KVM_EXIT_OSI              18
 256 #define KVM_EXIT_PAPR_HCALL       19
 257 #define KVM_EXIT_S390_UCONTROL    20
 258 #define KVM_EXIT_WATCHDOG         21
 259 #define KVM_EXIT_S390_TSCH        22
 260 #define KVM_EXIT_EPR              23
 261 #define KVM_EXIT_SYSTEM_EVENT     24
 262 #define KVM_EXIT_S390_STSI        25
 263 #define KVM_EXIT_IOAPIC_EOI       26
 264 #define KVM_EXIT_HYPERV           27
 265 #define KVM_EXIT_ARM_NISV         28
 266 #define KVM_EXIT_X86_RDMSR        29
 267 #define KVM_EXIT_X86_WRMSR        30
 268 #define KVM_EXIT_DIRTY_RING_FULL  31
 269 #define KVM_EXIT_AP_RESET_HOLD    32
 270 #define KVM_EXIT_X86_BUS_LOCK     33
 271 #define KVM_EXIT_XEN              34
 272 #define KVM_EXIT_RISCV_SBI        35
 273 #define KVM_EXIT_RISCV_CSR        36
 274 #define KVM_EXIT_NOTIFY           37
 275
 276 /* For KVM_EXIT_INTERNAL_ERROR */
 277 /* Emulate instruction failed. */
 278 #define KVM_INTERNAL_ERROR_EMULATION    1
 279 /* Encounter unexpected simultaneous exceptions. */
 280 #define KVM_INTERNAL_ERROR_SIMUL_EX     2
 281 /* Encounter unexpected vm-exit due to delivery event. */
 282 #define KVM_INTERNAL_ERROR_DELIVERY_EV  3
 283 /* Encounter unexpected vm-exit reason */
 284 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON       4
 285
 286 /* Flags that describe what fields in emulation_failure hold valid data. */
 287 #define KVM_INTERNAL_ERROR_EMULATION_FLAG_INSTRUCTION_BYTES (1ULL << 0)
 288
 289 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 290 struct kvm_run {
 291         /* in */
 292         __u8 request_interrupt_window;
 293         __u8 immediate_exit;
 294         __u8 padding1[6];
 295
 296         /* out */
 297         __u32 exit_reason;
 298         __u8 ready_for_interrupt_injection;
 299         __u8 if_flag;
 300         __u16 flags;
 301
 302         /* in (pre_kvm_run), out (post_kvm_run) */
 303         __u64 cr8;
 304         __u64 apic_base;
 305
 306 #ifdef __KVM_S390
 307         /* the processor status word for s390 */
 308         __u64 psw_mask; /* psw upper half */
 309         __u64 psw_addr; /* psw lower half */
 310 #endif
 311         union {
 312                 /* KVM_EXIT_UNKNOWN */
 313                 struct {
 314                         __u64 hardware_exit_reason;
 315                 } hw;
 316                 /* KVM_EXIT_FAIL_ENTRY */
 317                 struct {
 318                         __u64 hardware_entry_failure_reason;
 319                         __u32 cpu;
 320                 } fail_entry;
 321                 /* KVM_EXIT_EXCEPTION */
 322                 struct {
 323                         __u32 exception;
 324                         __u32 error_code;
 325                 } ex;
 326                 /* KVM_EXIT_IO */
 327                 struct {
 328 #define KVM_EXIT_IO_IN  0
 329 #define KVM_EXIT_IO_OUT 1
 330                         __u8 direction;
 331                         __u8 size; /* bytes */
 332                         __u16 port;
 333                         __u32 count;
 334                         __u64 data_offset; /* relative to kvm_run start */
 335                 } io;
 336                 /* KVM_EXIT_DEBUG */
 337                 struct {
 338                         struct kvm_debug_exit_arch arch;
 339                 } debug;
 340                 /* KVM_EXIT_MMIO */
 341                 struct {
 342                         __u64 phys_addr;
 343                         __u8  data[8];
 344                         __u32 len;
 345                         __u8  is_write;
 346                 } mmio;
 347                 /* KVM_EXIT_HYPERCALL */
 348                 struct {
 349                         __u64 nr;
 350                         __u64 args[6];
 351                         __u64 ret;
 352                         __u32 longmode;
 353                         __u32 pad;
 354                 } hypercall;
 355                 /* KVM_EXIT_TPR_ACCESS */
 356                 struct {
 357                         __u64 rip;
 358                         __u32 is_write;
 359                         __u32 pad;
 360                 } tpr_access;
 361                 /* KVM_EXIT_S390_SIEIC */
 362                 struct {
 363                         __u8 icptcode;
 364                         __u16 ipa;
 365                         __u32 ipb;
 366                 } s390_sieic;
 367                 /* KVM_EXIT_S390_RESET */
 368 #define KVM_S390_RESET_POR       1
 369 #define KVM_S390_RESET_CLEAR     2
 370 #define KVM_S390_RESET_SUBSYSTEM 4
 371 #define KVM_S390_RESET_CPU_INIT  8
 372 #define KVM_S390_RESET_IPL       16
 373                 __u64 s390_reset_flags;
 374                 /* KVM_EXIT_S390_UCONTROL */
 375                 struct {
 376                         __u64 trans_exc_code;
 377                         __u32 pgm_code;
 378                 } s390_ucontrol;
 379                 /* KVM_EXIT_DCR (deprecated) */
 380                 struct {
 381                         __u32 dcrn;
 382                         __u32 data;
 383                         __u8  is_write;
 384                 } dcr;
 385                 /* KVM_EXIT_INTERNAL_ERROR */
 386                 struct {
 387                         __u32 suberror;
 388                         /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 389                         __u32 ndata;
 390                         __u64 data[16];
 391                 } internal;
 392                 /*
 393                  * KVM_INTERNAL_ERROR_EMULATION
 394                  *
 395                  * "struct emulation_failure" is an overlay of "struct internal"
 396                  * that is used for the KVM_INTERNAL_ERROR_EMULATION sub-type of
 397                  * KVM_EXIT_INTERNAL_ERROR.  Note, unlike other internal error
 398                  * sub-types, this struct is ABI!  It also needs to be backwards
 399                  * compatible with "struct internal".  Take special care that
 400                  * "ndata" is correct, that new fields are enumerated in "flags",
 401                  * and that each flag enumerates fields that are 64-bit aligned
 402                  * and sized (so that ndata+internal.data[] is valid/accurate).
 403                  *
 404                  * Space beyond the defined fields may be used to store arbitrary
 405                  * debug information relating to the emulation failure. It is
 406                  * accounted for in "ndata" but the format is unspecified and is
 407                  * not represented in "flags". Any such information is *not* ABI!
 408                  */
 409                 struct {
 410                         __u32 suberror;
 411                         __u32 ndata;
 412                         __u64 flags;
 413                         union {
 414                                 struct {
 415                                         __u8  insn_size;
 416                                         __u8  insn_bytes[15];
 417                                 };
 418                         };
 419                         /* Arbitrary debug data may follow. */
 420                 } emulation_failure;
 421                 /* KVM_EXIT_OSI */
 422                 struct {
 423                         __u64 gprs[32];
 424                 } osi;
 425                 /* KVM_EXIT_PAPR_HCALL */
 426                 struct {
 427                         __u64 nr;
 428                         __u64 ret;
 429                         __u64 args[9];
 430                 } papr_hcall;
 431                 /* KVM_EXIT_S390_TSCH */
 432                 struct {
 433                         __u16 subchannel_id;
 434                         __u16 subchannel_nr;
 435                         __u32 io_int_parm;
 436                         __u32 io_int_word;
 437                         __u32 ipb;
 438                         __u8 dequeued;
 439                 } s390_tsch;
 440                 /* KVM_EXIT_EPR */
 441                 struct {
 442                         __u32 epr;
 443                 } epr;
 444                 /* KVM_EXIT_SYSTEM_EVENT */
 445                 struct {
 446 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
 447 #define KVM_SYSTEM_EVENT_RESET          2
 448 #define KVM_SYSTEM_EVENT_CRASH          3
 449 #define KVM_SYSTEM_EVENT_WAKEUP         4
 450 #define KVM_SYSTEM_EVENT_SUSPEND        5
 451 #define KVM_SYSTEM_EVENT_SEV_TERM       6
 452                         __u32 type;
 453                         __u32 ndata;
 454                         union {
 455                                 __u64 flags;
 456                                 __u64 data[16];
 457                         };
 458                 } system_event;
 459                 /* KVM_EXIT_S390_STSI */
 460                 struct {
 461                         __u64 addr;
 462                         __u8 ar;
 463                         __u8 reserved;
 464                         __u8 fc;
 465                         __u8 sel1;
 466                         __u16 sel2;
 467                 } s390_stsi;
 468                 /* KVM_EXIT_IOAPIC_EOI */
 469                 struct {
 470                         __u8 vector;
 471                 } eoi;
 472                 /* KVM_EXIT_HYPERV */
 473                 struct kvm_hyperv_exit hyperv;
 474                 /* KVM_EXIT_ARM_NISV */
 475                 struct {
 476                         __u64 esr_iss;
 477                         __u64 fault_ipa;
 478                 } arm_nisv;
 479                 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */
 480                 struct {
 481                         __u8 error; /* user -> kernel */
 482                         __u8 pad[7];
 483 #define KVM_MSR_EXIT_REASON_INVAL       (1 << 0)
 484 #define KVM_MSR_EXIT_REASON_UNKNOWN     (1 << 1)
 485 #define KVM_MSR_EXIT_REASON_FILTER      (1 << 2)
 486                         __u32 reason; /* kernel -> user */
 487                         __u32 index; /* kernel -> user */
 488                         __u64 data; /* kernel <-> user */
 489                 } msr;
 490                 /* KVM_EXIT_XEN */
 491                 struct kvm_xen_exit xen;
 492                 /* KVM_EXIT_RISCV_SBI */
 493                 struct {
 494                         unsigned long extension_id;
 495                         unsigned long function_id;
 496                         unsigned long args[6];
 497                         unsigned long ret[2];
 498                 } riscv_sbi;
 499                 /* KVM_EXIT_RISCV_CSR */
 500                 struct {
 501                         unsigned long csr_num;
 502                         unsigned long new_value;
 503                         unsigned long write_mask;
 504                         unsigned long ret_value;
 505                 } riscv_csr;
 506                 /* KVM_EXIT_NOTIFY */
 507                 struct {
 508 #define KVM_NOTIFY_CONTEXT_INVALID      (1 << 0)
 509                         __u32 flags;
 510                 } notify;
 511                 /* Fix the size of the union. */
 512                 char padding[256];
 513         };
 514
 515         /* 2048 is the size of the char array used to bound/pad the size
 516          * of the union that holds sync regs.
 517          */
 518         #define SYNC_REGS_SIZE_BYTES 2048
 519         /*
 520          * shared registers between kvm and userspace.
 521          * kvm_valid_regs specifies the register classes set by the host
 522          * kvm_dirty_regs specified the register classes dirtied by userspace
 523          * struct kvm_sync_regs is architecture specific, as well as the
 524          * bits for kvm_valid_regs and kvm_dirty_regs
 525          */
 526         __u64 kvm_valid_regs;
 527         __u64 kvm_dirty_regs;
 528         union {
 529                 struct kvm_sync_regs regs;
 530                 char padding[SYNC_REGS_SIZE_BYTES];
 531         } s;
 532 };
 533
 534 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
 535
 536 struct kvm_coalesced_mmio_zone {
 537         __u64 addr;
 538         __u32 size;
 539         union {
 540                 __u32 pad;
 541                 __u32 pio;
 542         };
 543 };
 544
 545 struct kvm_coalesced_mmio {
 546         __u64 phys_addr;
 547         __u32 len;
 548         union {
 549                 __u32 pad;
 550                 __u32 pio;
 551         };
 552         __u8  data[8];
 553 };
 554
 555 struct kvm_coalesced_mmio_ring {
 556         __u32 first, last;
 557         struct kvm_coalesced_mmio coalesced_mmio[];
 558 };
 559
 560 #define KVM_COALESCED_MMIO_MAX \
 561         ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 562          sizeof(struct kvm_coalesced_mmio))
 563
 564 /* for KVM_TRANSLATE */
 565 struct kvm_translation {
 566         /* in */
 567         __u64 linear_address;
 568
 569         /* out */
 570         __u64 physical_address;
 571         __u8  valid;
 572         __u8  writeable;
 573         __u8  usermode;
 574         __u8  pad[5];
 575 };
 576
 577 /* for KVM_S390_MEM_OP */
 578 struct kvm_s390_mem_op {
 579         /* in */
 580         __u64 gaddr;            /* the guest address */
 581         __u64 flags;            /* flags */
 582         __u32 size;             /* amount of bytes */
 583         __u32 op;               /* type of operation */
 584         __u64 buf;              /* buffer in userspace */
 585         union {
 586                 struct {
 587                         __u8 ar;        /* the access register number */
 588                         __u8 key;       /* access key, ignored if flag unset */
 589                 };
 590                 __u32 sida_offset; /* offset into the sida */
 591                 __u8 reserved[32]; /* ignored */
 592         };
 593 };
 594 /* types for kvm_s390_mem_op->op */
 595 #define KVM_S390_MEMOP_LOGICAL_READ     0
 596 #define KVM_S390_MEMOP_LOGICAL_WRITE    1
 597 #define KVM_S390_MEMOP_SIDA_READ        2
 598 #define KVM_S390_MEMOP_SIDA_WRITE       3
 599 #define KVM_S390_MEMOP_ABSOLUTE_READ    4
 600 #define KVM_S390_MEMOP_ABSOLUTE_WRITE   5
 601 /* flags for kvm_s390_mem_op->flags */
 602 #define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
 603 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
 604 #define KVM_S390_MEMOP_F_SKEY_PROTECTION        (1ULL << 2)
 605
 606 /* for KVM_INTERRUPT */
 607 struct kvm_interrupt {
 608         /* in */
 609         __u32 irq;
 610 };
 611
 612 /* for KVM_GET_DIRTY_LOG */
 613 struct kvm_dirty_log {
 614         __u32 slot;
 615         __u32 padding1;
 616         union {
 617                 void *dirty_bitmap; /* one bit per page */
 618                 __u64 padding2;
 619         };
 620 };
 621
 622 /* for KVM_CLEAR_DIRTY_LOG */
 623 struct kvm_clear_dirty_log {
 624         __u32 slot;
 625         __u32 num_pages;
 626         __u64 first_page;
 627         union {
 628                 void *dirty_bitmap; /* one bit per page */
 629                 __u64 padding2;
 630         };
 631 };
 632
 633 /* for KVM_SET_SIGNAL_MASK */
 634 struct kvm_signal_mask {
 635         __u32 len;
 636         __u8  sigset[];
 637 };
 638
 639 /* for KVM_TPR_ACCESS_REPORTING */
 640 struct kvm_tpr_access_ctl {
 641         __u32 enabled;
 642         __u32 flags;
 643         __u32 reserved[8];
 644 };
 645
 646 /* for KVM_SET_VAPIC_ADDR */
 647 struct kvm_vapic_addr {
 648         __u64 vapic_addr;
 649 };
 650
 651 /* for KVM_SET_MP_STATE */
 652
 653 /* not all states are valid on all architectures */
 654 #define KVM_MP_STATE_RUNNABLE          0
 655 #define KVM_MP_STATE_UNINITIALIZED     1
 656 #define KVM_MP_STATE_INIT_RECEIVED     2
 657 #define KVM_MP_STATE_HALTED            3
 658 #define KVM_MP_STATE_SIPI_RECEIVED     4
 659 #define KVM_MP_STATE_STOPPED           5
 660 #define KVM_MP_STATE_CHECK_STOP        6
 661 #define KVM_MP_STATE_OPERATING         7
 662 #define KVM_MP_STATE_LOAD              8
 663 #define KVM_MP_STATE_AP_RESET_HOLD     9
 664 #define KVM_MP_STATE_SUSPENDED         10
 665
 666 struct kvm_mp_state {
 667         __u32 mp_state;
 668 };
 669
 670 struct kvm_s390_psw {
 671         __u64 mask;
 672         __u64 addr;
 673 };
 674
 675 /* valid values for type in kvm_s390_interrupt */
 676 #define KVM_S390_SIGP_STOP              0xfffe0000u
 677 #define KVM_S390_PROGRAM_INT            0xfffe0001u
 678 #define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
 679 #define KVM_S390_RESTART                0xfffe0003u
 680 #define KVM_S390_INT_PFAULT_INIT        0xfffe0004u
 681 #define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
 682 #define KVM_S390_MCHK                   0xfffe1000u
 683 #define KVM_S390_INT_CLOCK_COMP         0xffff1004u
 684 #define KVM_S390_INT_CPU_TIMER          0xffff1005u
 685 #define KVM_S390_INT_VIRTIO             0xffff2603u
 686 #define KVM_S390_INT_SERVICE            0xffff2401u
 687 #define KVM_S390_INT_EMERGENCY          0xffff1201u
 688 #define KVM_S390_INT_EXTERNAL_CALL      0xffff1202u
 689 /* Anything below 0xfffe0000u is taken by INT_IO */
 690 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
 691         (((schid)) |                           \
 692          ((ssid) << 16) |                      \
 693          ((cssid) << 18) |                     \
 694          ((ai) << 26))
 695 #define KVM_S390_INT_IO_MIN             0x00000000u
 696 #define KVM_S390_INT_IO_MAX             0xfffdffffu
 697 #define KVM_S390_INT_IO_AI_MASK         0x04000000u
 698
 699
 700 struct kvm_s390_interrupt {
 701         __u32 type;
 702         __u32 parm;
 703         __u64 parm64;
 704 };
 705
 706 struct kvm_s390_io_info {
 707         __u16 subchannel_id;
 708         __u16 subchannel_nr;
 709         __u32 io_int_parm;
 710         __u32 io_int_word;
 711 };
 712
 713 struct kvm_s390_ext_info {
 714         __u32 ext_params;
 715         __u32 pad;
 716         __u64 ext_params2;
 717 };
 718
 719 struct kvm_s390_pgm_info {
 720         __u64 trans_exc_code;
 721         __u64 mon_code;
 722         __u64 per_address;
 723         __u32 data_exc_code;
 724         __u16 code;
 725         __u16 mon_class_nr;
 726         __u8 per_code;
 727         __u8 per_atmid;
 728         __u8 exc_access_id;
 729         __u8 per_access_id;
 730         __u8 op_access_id;
 731 #define KVM_S390_PGM_FLAGS_ILC_VALID    0x01
 732 #define KVM_S390_PGM_FLAGS_ILC_0        0x02
 733 #define KVM_S390_PGM_FLAGS_ILC_1        0x04
 734 #define KVM_S390_PGM_FLAGS_ILC_MASK     0x06
 735 #define KVM_S390_PGM_FLAGS_NO_REWIND    0x08
 736         __u8 flags;
 737         __u8 pad[2];
 738 };
 739
 740 struct kvm_s390_prefix_info {
 741         __u32 address;
 742 };
 743
 744 struct kvm_s390_extcall_info {
 745         __u16 code;
 746 };
 747
 748 struct kvm_s390_emerg_info {
 749         __u16 code;
 750 };
 751
 752 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
 753 struct kvm_s390_stop_info {
 754         __u32 flags;
 755 };
 756
 757 struct kvm_s390_mchk_info {
 758         __u64 cr14;
 759         __u64 mcic;
 760         __u64 failing_storage_address;
 761         __u32 ext_damage_code;
 762         __u32 pad;
 763         __u8 fixed_logout[16];
 764 };
 765
 766 struct kvm_s390_irq {
 767         __u64 type;
 768         union {
 769                 struct kvm_s390_io_info io;
 770                 struct kvm_s390_ext_info ext;
 771                 struct kvm_s390_pgm_info pgm;
 772                 struct kvm_s390_emerg_info emerg;
 773                 struct kvm_s390_extcall_info extcall;
 774                 struct kvm_s390_prefix_info prefix;
 775                 struct kvm_s390_stop_info stop;
 776                 struct kvm_s390_mchk_info mchk;
 777                 char reserved[64];
 778         } u;
 779 };
 780
 781 struct kvm_s390_irq_state {
 782         __u64 buf;
 783         __u32 flags;        /* will stay unused for compatibility reasons */
 784         __u32 len;
 785         __u32 reserved[4];  /* will stay unused for compatibility reasons */
 786 };
 787
 788 /* for KVM_SET_GUEST_DEBUG */
 789
 790 #define KVM_GUESTDBG_ENABLE             0x00000001
 791 #define KVM_GUESTDBG_SINGLESTEP         0x00000002
 792
 793 struct kvm_guest_debug {
 794         __u32 control;
 795         __u32 pad;
 796         struct kvm_guest_debug_arch arch;
 797 };
 798
 799 enum {
 800         kvm_ioeventfd_flag_nr_datamatch,
 801         kvm_ioeventfd_flag_nr_pio,
 802         kvm_ioeventfd_flag_nr_deassign,
 803         kvm_ioeventfd_flag_nr_virtio_ccw_notify,
 804         kvm_ioeventfd_flag_nr_fast_mmio,
 805         kvm_ioeventfd_flag_nr_max,
 806 };
 807
 808 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 809 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 810 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
 811 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
 812         (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
 813
 814 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
 815
 816 struct kvm_ioeventfd {
 817         __u64 datamatch;
 818         __u64 addr;        /* legal pio/mmio address */
 819         __u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
 820         __s32 fd;
 821         __u32 flags;
 822         __u8  pad[36];
 823 };
 824
 825 #define KVM_X86_DISABLE_EXITS_MWAIT          (1 << 0)
 826 #define KVM_X86_DISABLE_EXITS_HLT            (1 << 1)
 827 #define KVM_X86_DISABLE_EXITS_PAUSE          (1 << 2)
 828 #define KVM_X86_DISABLE_EXITS_CSTATE         (1 << 3)
 829 #define KVM_X86_DISABLE_VALID_EXITS          (KVM_X86_DISABLE_EXITS_MWAIT | \
 830                                               KVM_X86_DISABLE_EXITS_HLT | \
 831                                               KVM_X86_DISABLE_EXITS_PAUSE | \
 832                                               KVM_X86_DISABLE_EXITS_CSTATE)
 833
 834 /* for KVM_ENABLE_CAP */
 835 struct kvm_enable_cap {
 836         /* in */
 837         __u32 cap;
 838         __u32 flags;
 839         __u64 args[4];
 840         __u8  pad[64];
 841 };
 842
 843 /* for KVM_PPC_GET_PVINFO */
 844
 845 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
 846
 847 struct kvm_ppc_pvinfo {
 848         /* out */
 849         __u32 flags;
 850         __u32 hcall[4];
 851         __u8  pad[108];
 852 };
 853
 854 /* for KVM_PPC_GET_SMMU_INFO */
 855 #define KVM_PPC_PAGE_SIZES_MAX_SZ       8
 856
 857 struct kvm_ppc_one_page_size {
 858         __u32 page_shift;       /* Page shift (or 0) */
 859         __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
 860 };
 861
 862 struct kvm_ppc_one_seg_page_size {
 863         __u32 page_shift;       /* Base page shift of segment (or 0) */
 864         __u32 slb_enc;          /* SLB encoding for BookS */
 865         struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
 866 };
 867
 868 #define KVM_PPC_PAGE_SIZES_REAL         0x00000001
 869 #define KVM_PPC_1T_SEGMENTS             0x00000002
 870 #define KVM_PPC_NO_HASH                 0x00000004
 871
 872 struct kvm_ppc_smmu_info {
 873         __u64 flags;
 874         __u32 slb_size;
 875         __u16 data_keys;        /* # storage keys supported for data */
 876         __u16 instr_keys;       /* # storage keys supported for instructions */
 877         struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
 878 };
 879
 880 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
 881 struct kvm_ppc_resize_hpt {
 882         __u64 flags;
 883         __u32 shift;
 884         __u32 pad;
 885 };
 886
 887 #define KVMIO 0xAE
 888
 889 /* machine type bits, to be used as argument to KVM_CREATE_VM */
 890 #define KVM_VM_S390_UCONTROL    1
 891
 892 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
 893 #define KVM_VM_PPC_HV 1
 894 #define KVM_VM_PPC_PR 2
 895
 896 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */
 897 #define KVM_VM_MIPS_AUTO        0
 898 #define KVM_VM_MIPS_VZ          1
 899 #define KVM_VM_MIPS_TE          2
 900
 901 #define KVM_S390_SIE_PAGE_OFFSET 1
 902
 903 /*
 904  * On arm64, machine type can be used to request the physical
 905  * address size for the VM. Bits[7-0] are reserved for the guest
 906  * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
 907  * value 0 implies the default IPA size, 40bits.
 908  */
 909 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK   0xffULL
 910 #define KVM_VM_TYPE_ARM_IPA_SIZE(x)             \
 911         ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
 912 /*
 913  * ioctls for /dev/kvm fds:
 914  */
 915 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 916 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 917 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
 918
 919 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 920 /*
 921  * Check if a kvm extension is available.  Argument is extension number,
 922  * return is 1 (yes) or 0 (no, sorry).
 923  */
 924 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 925 /*
 926  * Get size for mmap(vcpu_fd)
 927  */
 928 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 929 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 930 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 931 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 932 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
 933 #define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
 934 #define KVM_GET_MSR_FEATURE_INDEX_LIST    _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
 935
 936 /*
 937  * Extension capability list.
 938  */
 939 #define KVM_CAP_IRQCHIP   0
 940 #define KVM_CAP_HLT       1
 941 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 942 #define KVM_CAP_USER_MEMORY 3
 943 #define KVM_CAP_SET_TSS_ADDR 4
 944 #define KVM_CAP_VAPIC 6
 945 #define KVM_CAP_EXT_CPUID 7
 946 #define KVM_CAP_CLOCKSOURCE 8
 947 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
 948 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 949 #define KVM_CAP_PIT 11
 950 #define KVM_CAP_NOP_IO_DELAY 12
 951 #define KVM_CAP_PV_MMU 13
 952 #define KVM_CAP_MP_STATE 14
 953 #define KVM_CAP_COALESCED_MMIO 15
 954 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 955 #define KVM_CAP_IOMMU 18
 956 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 957 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 958 #define KVM_CAP_USER_NMI 22
 959 #ifdef __KVM_HAVE_GUEST_DEBUG
 960 #define KVM_CAP_SET_GUEST_DEBUG 23
 961 #endif
 962 #ifdef __KVM_HAVE_PIT
 963 #define KVM_CAP_REINJECT_CONTROL 24
 964 #endif
 965 #define KVM_CAP_IRQ_ROUTING 25
 966 #define KVM_CAP_IRQ_INJECT_STATUS 26
 967 #define KVM_CAP_ASSIGN_DEV_IRQ 29
 968 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 969 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 970 #ifdef __KVM_HAVE_MCE
 971 #define KVM_CAP_MCE 31
 972 #endif
 973 #define KVM_CAP_IRQFD 32
 974 #ifdef __KVM_HAVE_PIT
 975 #define KVM_CAP_PIT2 33
 976 #endif
 977 #define KVM_CAP_SET_BOOT_CPU_ID 34
 978 #ifdef __KVM_HAVE_PIT_STATE2
 979 #define KVM_CAP_PIT_STATE2 35
 980 #endif
 981 #define KVM_CAP_IOEVENTFD 36
 982 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 983 #ifdef __KVM_HAVE_XEN_HVM
 984 #define KVM_CAP_XEN_HVM 38
 985 #endif
 986 #define KVM_CAP_ADJUST_CLOCK 39
 987 #define KVM_CAP_INTERNAL_ERROR_DATA 40
 988 #ifdef __KVM_HAVE_VCPU_EVENTS
 989 #define KVM_CAP_VCPU_EVENTS 41
 990 #endif
 991 #define KVM_CAP_S390_PSW 42
 992 #define KVM_CAP_PPC_SEGSTATE 43
 993 #define KVM_CAP_HYPERV 44
 994 #define KVM_CAP_HYPERV_VAPIC 45
 995 #define KVM_CAP_HYPERV_SPIN 46
 996 #define KVM_CAP_PCI_SEGMENT 47
 997 #define KVM_CAP_PPC_PAIRED_SINGLES 48
 998 #define KVM_CAP_INTR_SHADOW 49
 999 #ifdef __KVM_HAVE_DEBUGREGS
1000 #define KVM_CAP_DEBUGREGS 50
1001 #endif
1002 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
1003 #define KVM_CAP_PPC_OSI 52
1004 #define KVM_CAP_PPC_UNSET_IRQ 53
1005 #define KVM_CAP_ENABLE_CAP 54
1006 #ifdef __KVM_HAVE_XSAVE
1007 #define KVM_CAP_XSAVE 55
1008 #endif
1009 #ifdef __KVM_HAVE_XCRS
1010 #define KVM_CAP_XCRS 56
1011 #endif
1012 #define KVM_CAP_PPC_GET_PVINFO 57
1013 #define KVM_CAP_PPC_IRQ_LEVEL 58
1014 #define KVM_CAP_ASYNC_PF 59
1015 #define KVM_CAP_TSC_CONTROL 60
1016 #define KVM_CAP_GET_TSC_KHZ 61
1017 #define KVM_CAP_PPC_BOOKE_SREGS 62
1018 #define KVM_CAP_SPAPR_TCE 63
1019 #define KVM_CAP_PPC_SMT 64
1020 #define KVM_CAP_PPC_RMA 65
1021 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
1022 #define KVM_CAP_PPC_HIOR 67
1023 #define KVM_CAP_PPC_PAPR 68
1024 #define KVM_CAP_SW_TLB 69
1025 #define KVM_CAP_ONE_REG 70
1026 #define KVM_CAP_S390_GMAP 71
1027 #define KVM_CAP_TSC_DEADLINE_TIMER 72
1028 #define KVM_CAP_S390_UCONTROL 73
1029 #define KVM_CAP_SYNC_REGS 74
1030 #define KVM_CAP_PCI_2_3 75
1031 #define KVM_CAP_KVMCLOCK_CTRL 76
1032 #define KVM_CAP_SIGNAL_MSI 77
1033 #define KVM_CAP_PPC_GET_SMMU_INFO 78
1034 #define KVM_CAP_S390_COW 79
1035 #define KVM_CAP_PPC_ALLOC_HTAB 80
1036 #define KVM_CAP_READONLY_MEM 81
1037 #define KVM_CAP_IRQFD_RESAMPLE 82
1038 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
1039 #define KVM_CAP_PPC_HTAB_FD 84
1040 #define KVM_CAP_S390_CSS_SUPPORT 85
1041 #define KVM_CAP_PPC_EPR 86
1042 #define KVM_CAP_ARM_PSCI 87
1043 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
1044 #define KVM_CAP_DEVICE_CTRL 89
1045 #define KVM_CAP_IRQ_MPIC 90
1046 #define KVM_CAP_PPC_RTAS 91
1047 #define KVM_CAP_IRQ_XICS 92
1048 #define KVM_CAP_ARM_EL1_32BIT 93
1049 #define KVM_CAP_SPAPR_MULTITCE 94
1050 #define KVM_CAP_EXT_EMUL_CPUID 95
1051 #define KVM_CAP_HYPERV_TIME 96
1052 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
1053 #define KVM_CAP_ENABLE_CAP_VM 98
1054 #define KVM_CAP_S390_IRQCHIP 99
1055 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
1056 #define KVM_CAP_VM_ATTRIBUTES 101
1057 #define KVM_CAP_ARM_PSCI_0_2 102
1058 #define KVM_CAP_PPC_FIXUP_HCALL 103
1059 #define KVM_CAP_PPC_ENABLE_HCALL 104
1060 #define KVM_CAP_CHECK_EXTENSION_VM 105
1061 #define KVM_CAP_S390_USER_SIGP 106
1062 #define KVM_CAP_S390_VECTOR_REGISTERS 107
1063 #define KVM_CAP_S390_MEM_OP 108
1064 #define KVM_CAP_S390_USER_STSI 109
1065 #define KVM_CAP_S390_SKEYS 110
1066 #define KVM_CAP_MIPS_FPU 111
1067 #define KVM_CAP_MIPS_MSA 112
1068 #define KVM_CAP_S390_INJECT_IRQ 113
1069 #define KVM_CAP_S390_IRQ_STATE 114
1070 #define KVM_CAP_PPC_HWRNG 115
1071 #define KVM_CAP_DISABLE_QUIRKS 116
1072 #define KVM_CAP_X86_SMM 117
1073 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
1074 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
1075 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
1076 #define KVM_CAP_SPLIT_IRQCHIP 121
1077 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
1078 #define KVM_CAP_HYPERV_SYNIC 123
1079 #define KVM_CAP_S390_RI 124
1080 #define KVM_CAP_SPAPR_TCE_64 125
1081 #define KVM_CAP_ARM_PMU_V3 126
1082 #define KVM_CAP_VCPU_ATTRIBUTES 127
1083 #define KVM_CAP_MAX_VCPU_ID 128
1084 #define KVM_CAP_X2APIC_API 129
1085 #define KVM_CAP_S390_USER_INSTR0 130
1086 #define KVM_CAP_MSI_DEVID 131
1087 #define KVM_CAP_PPC_HTM 132
1088 #define KVM_CAP_SPAPR_RESIZE_HPT 133
1089 #define KVM_CAP_PPC_MMU_RADIX 134
1090 #define KVM_CAP_PPC_MMU_HASH_V3 135
1091 #define KVM_CAP_IMMEDIATE_EXIT 136
1092 #define KVM_CAP_MIPS_VZ 137
1093 #define KVM_CAP_MIPS_TE 138
1094 #define KVM_CAP_MIPS_64BIT 139
1095 #define KVM_CAP_S390_GS 140
1096 #define KVM_CAP_S390_AIS 141
1097 #define KVM_CAP_SPAPR_TCE_VFIO 142
1098 #define KVM_CAP_X86_DISABLE_EXITS 143
1099 #define KVM_CAP_ARM_USER_IRQ 144
1100 #define KVM_CAP_S390_CMMA_MIGRATION 145
1101 #define KVM_CAP_PPC_FWNMI 146
1102 #define KVM_CAP_PPC_SMT_POSSIBLE 147
1103 #define KVM_CAP_HYPERV_SYNIC2 148
1104 #define KVM_CAP_HYPERV_VP_INDEX 149
1105 #define KVM_CAP_S390_AIS_MIGRATION 150
1106 #define KVM_CAP_PPC_GET_CPU_CHAR 151
1107 #define KVM_CAP_S390_BPB 152
1108 #define KVM_CAP_GET_MSR_FEATURES 153
1109 #define KVM_CAP_HYPERV_EVENTFD 154
1110 #define KVM_CAP_HYPERV_TLBFLUSH 155
1111 #define KVM_CAP_S390_HPAGE_1M 156
1112 #define KVM_CAP_NESTED_STATE 157
1113 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
1114 #define KVM_CAP_MSR_PLATFORM_INFO 159
1115 #define KVM_CAP_PPC_NESTED_HV 160
1116 #define KVM_CAP_HYPERV_SEND_IPI 161
1117 #define KVM_CAP_COALESCED_PIO 162
1118 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
1119 #define KVM_CAP_EXCEPTION_PAYLOAD 164
1120 #define KVM_CAP_ARM_VM_IPA_SIZE 165
1121 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
1122 #define KVM_CAP_HYPERV_CPUID 167
1123 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
1124 #define KVM_CAP_PPC_IRQ_XIVE 169
1125 #define KVM_CAP_ARM_SVE 170
1126 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1127 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
1128 #define KVM_CAP_PMU_EVENT_FILTER 173
1129 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
1130 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1131 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
1132 #define KVM_CAP_ARM_NISV_TO_USER 177
1133 #define KVM_CAP_ARM_INJECT_EXT_DABT 178
1134 #define KVM_CAP_S390_VCPU_RESETS 179
1135 #define KVM_CAP_S390_PROTECTED 180
1136 #define KVM_CAP_PPC_SECURE_GUEST 181
1137 #define KVM_CAP_HALT_POLL 182
1138 #define KVM_CAP_ASYNC_PF_INT 183
1139 #define KVM_CAP_LAST_CPU 184
1140 #define KVM_CAP_SMALLER_MAXPHYADDR 185
1141 #define KVM_CAP_S390_DIAG318 186
1142 #define KVM_CAP_STEAL_TIME 187
1143 #define KVM_CAP_X86_USER_SPACE_MSR 188
1144 #define KVM_CAP_X86_MSR_FILTER 189
1145 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190
1146 #define KVM_CAP_SYS_HYPERV_CPUID 191
1147 #define KVM_CAP_DIRTY_LOG_RING 192
1148 #define KVM_CAP_X86_BUS_LOCK_EXIT 193
1149 #define KVM_CAP_PPC_DAWR1 194
1150 #define KVM_CAP_SET_GUEST_DEBUG2 195
1151 #define KVM_CAP_SGX_ATTRIBUTE 196
1152 #define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197
1153 #define KVM_CAP_PTP_KVM 198
1154 #define KVM_CAP_HYPERV_ENFORCE_CPUID 199
1155 #define KVM_CAP_SREGS2 200
1156 #define KVM_CAP_EXIT_HYPERCALL 201
1157 #define KVM_CAP_PPC_RPT_INVALIDATE 202
1158 #define KVM_CAP_BINARY_STATS_FD 203
1159 #define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204
1160 #define KVM_CAP_ARM_MTE 205
1161 #define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206
1162 #define KVM_CAP_VM_GPA_BITS 207
1163 #define KVM_CAP_XSAVE2 208
1164 #define KVM_CAP_SYS_ATTRIBUTES 209
1165 #define KVM_CAP_PPC_AIL_MODE_3 210
1166 #define KVM_CAP_S390_MEM_OP_EXTENSION 211
1167 #define KVM_CAP_PMU_CAPABILITY 212
1168 #define KVM_CAP_DISABLE_QUIRKS2 213
1169 #define KVM_CAP_VM_TSC_CONTROL 214
1170 #define KVM_CAP_SYSTEM_EVENT_DATA 215
1171 #define KVM_CAP_ARM_SYSTEM_SUSPEND 216
1172 #define KVM_CAP_S390_PROTECTED_DUMP 217
1173 #define KVM_CAP_X86_TRIPLE_FAULT_EVENT 218
1174 #define KVM_CAP_X86_NOTIFY_VMEXIT 219
1175 #define KVM_CAP_VM_DISABLE_NX_HUGE_PAGES 220
1176 #define KVM_CAP_S390_ZPCI_OP 221
1177 #define KVM_CAP_S390_CPU_TOPOLOGY 222
1178
1179 #ifdef KVM_CAP_IRQ_ROUTING
1180
1181 struct kvm_irq_routing_irqchip {
1182         __u32 irqchip;
1183         __u32 pin;
1184 };
1185
1186 struct kvm_irq_routing_msi {
1187         __u32 address_lo;
1188         __u32 address_hi;
1189         __u32 data;
1190         union {
1191                 __u32 pad;
1192                 __u32 devid;
1193         };
1194 };
1195
1196 struct kvm_irq_routing_s390_adapter {
1197         __u64 ind_addr;
1198         __u64 summary_addr;
1199         __u64 ind_offset;
1200         __u32 summary_offset;
1201         __u32 adapter_id;
1202 };
1203
1204 struct kvm_irq_routing_hv_sint {
1205         __u32 vcpu;
1206         __u32 sint;
1207 };
1208
1209 struct kvm_irq_routing_xen_evtchn {
1210         __u32 port;
1211         __u32 vcpu;
1212         __u32 priority;
1213 };
1214
1215 #define KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL ((__u32)(-1))
1216
1217 /* gsi routing entry types */
1218 #define KVM_IRQ_ROUTING_IRQCHIP 1
1219 #define KVM_IRQ_ROUTING_MSI 2
1220 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
1221 #define KVM_IRQ_ROUTING_HV_SINT 4
1222 #define KVM_IRQ_ROUTING_XEN_EVTCHN 5
1223
1224 struct kvm_irq_routing_entry {
1225         __u32 gsi;
1226         __u32 type;
1227         __u32 flags;
1228         __u32 pad;
1229         union {
1230                 struct kvm_irq_routing_irqchip irqchip;
1231                 struct kvm_irq_routing_msi msi;
1232                 struct kvm_irq_routing_s390_adapter adapter;
1233                 struct kvm_irq_routing_hv_sint hv_sint;
1234                 struct kvm_irq_routing_xen_evtchn xen_evtchn;
1235                 __u32 pad[8];
1236         } u;
1237 };
1238
1239 struct kvm_irq_routing {
1240         __u32 nr;
1241         __u32 flags;
1242         struct kvm_irq_routing_entry entries[];
1243 };
1244
1245 #endif
1246
1247 #ifdef KVM_CAP_MCE
1248 /* x86 MCE */
1249 struct kvm_x86_mce {
1250         __u64 status;
1251         __u64 addr;
1252         __u64 misc;
1253         __u64 mcg_status;
1254         __u8 bank;
1255         __u8 pad1[7];
1256         __u64 pad2[3];
1257 };
1258 #endif
1259
1260 #ifdef KVM_CAP_XEN_HVM
1261 #define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR        (1 << 0)
1262 #define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL      (1 << 1)
1263 #define KVM_XEN_HVM_CONFIG_SHARED_INFO          (1 << 2)
1264 #define KVM_XEN_HVM_CONFIG_RUNSTATE             (1 << 3)
1265 #define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL        (1 << 4)
1266 #define KVM_XEN_HVM_CONFIG_EVTCHN_SEND          (1 << 5)
1267
1268 struct kvm_xen_hvm_config {
1269         __u32 flags;
1270         __u32 msr;
1271         __u64 blob_addr_32;
1272         __u64 blob_addr_64;
1273         __u8 blob_size_32;
1274         __u8 blob_size_64;
1275         __u8 pad2[30];
1276 };
1277 #endif
1278
1279 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1280 /*
1281  * Available with KVM_CAP_IRQFD_RESAMPLE
1282  *
1283  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1284  * the irqfd to operate in resampling mode for level triggered interrupt
1285  * emulation.  See Documentation/virt/kvm/api.rst.
1286  */
1287 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1288
1289 struct kvm_irqfd {
1290         __u32 fd;
1291         __u32 gsi;
1292         __u32 flags;
1293         __u32 resamplefd;
1294         __u8  pad[16];
1295 };
1296
1297 /* For KVM_CAP_ADJUST_CLOCK */
1298
1299 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
1300 #define KVM_CLOCK_TSC_STABLE            2
1301 #define KVM_CLOCK_REALTIME              (1 << 2)
1302 #define KVM_CLOCK_HOST_TSC              (1 << 3)
1303
1304 struct kvm_clock_data {
1305         __u64 clock;
1306         __u32 flags;
1307         __u32 pad0;
1308         __u64 realtime;
1309         __u64 host_tsc;
1310         __u32 pad[4];
1311 };
1312
1313 /* For KVM_CAP_SW_TLB */
1314
1315 #define KVM_MMU_FSL_BOOKE_NOHV          0
1316 #define KVM_MMU_FSL_BOOKE_HV            1
1317
1318 struct kvm_config_tlb {
1319         __u64 params;
1320         __u64 array;
1321         __u32 mmu_type;
1322         __u32 array_len;
1323 };
1324
1325 struct kvm_dirty_tlb {
1326         __u64 bitmap;
1327         __u32 num_dirty;
1328 };
1329
1330 /* Available with KVM_CAP_ONE_REG */
1331
1332 #define KVM_REG_ARCH_MASK       0xff00000000000000ULL
1333 #define KVM_REG_GENERIC         0x0000000000000000ULL
1334
1335 /*
1336  * Architecture specific registers are to be defined in arch headers and
1337  * ORed with the arch identifier.
1338  */
1339 #define KVM_REG_PPC             0x1000000000000000ULL
1340 #define KVM_REG_X86             0x2000000000000000ULL
1341 #define KVM_REG_IA64            0x3000000000000000ULL
1342 #define KVM_REG_ARM             0x4000000000000000ULL
1343 #define KVM_REG_S390            0x5000000000000000ULL
1344 #define KVM_REG_ARM64           0x6000000000000000ULL
1345 #define KVM_REG_MIPS            0x7000000000000000ULL
1346 #define KVM_REG_RISCV           0x8000000000000000ULL
1347
1348 #define KVM_REG_SIZE_SHIFT      52
1349 #define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
1350 #define KVM_REG_SIZE_U8         0x0000000000000000ULL
1351 #define KVM_REG_SIZE_U16        0x0010000000000000ULL
1352 #define KVM_REG_SIZE_U32        0x0020000000000000ULL
1353 #define KVM_REG_SIZE_U64        0x0030000000000000ULL
1354 #define KVM_REG_SIZE_U128       0x0040000000000000ULL
1355 #define KVM_REG_SIZE_U256       0x0050000000000000ULL
1356 #define KVM_REG_SIZE_U512       0x0060000000000000ULL
1357 #define KVM_REG_SIZE_U1024      0x0070000000000000ULL
1358 #define KVM_REG_SIZE_U2048      0x0080000000000000ULL
1359
1360 struct kvm_reg_list {
1361         __u64 n; /* number of regs */
1362         __u64 reg[];
1363 };
1364
1365 struct kvm_one_reg {
1366         __u64 id;
1367         __u64 addr;
1368 };
1369
1370 #define KVM_MSI_VALID_DEVID     (1U << 0)
1371 struct kvm_msi {
1372         __u32 address_lo;
1373         __u32 address_hi;
1374         __u32 data;
1375         __u32 flags;
1376         __u32 devid;
1377         __u8  pad[12];
1378 };
1379
1380 struct kvm_arm_device_addr {
1381         __u64 id;
1382         __u64 addr;
1383 };
1384
1385 /*
1386  * Device control API, available with KVM_CAP_DEVICE_CTRL
1387  */
1388 #define KVM_CREATE_DEVICE_TEST          1
1389
1390 struct kvm_create_device {
1391         __u32   type;   /* in: KVM_DEV_TYPE_xxx */
1392         __u32   fd;     /* out: device handle */
1393         __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
1394 };
1395
1396 struct kvm_device_attr {
1397         __u32   flags;          /* no flags currently defined */
1398         __u32   group;          /* device-defined */
1399         __u64   attr;           /* group-defined */
1400         __u64   addr;           /* userspace address of attr data */
1401 };
1402
1403 #define  KVM_DEV_VFIO_GROUP                     1
1404 #define   KVM_DEV_VFIO_GROUP_ADD                        1
1405 #define   KVM_DEV_VFIO_GROUP_DEL                        2
1406 #define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE              3
1407
1408 enum kvm_device_type {
1409         KVM_DEV_TYPE_FSL_MPIC_20        = 1,
1410 #define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
1411         KVM_DEV_TYPE_FSL_MPIC_42,
1412 #define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
1413         KVM_DEV_TYPE_XICS,
1414 #define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
1415         KVM_DEV_TYPE_VFIO,
1416 #define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
1417         KVM_DEV_TYPE_ARM_VGIC_V2,
1418 #define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
1419         KVM_DEV_TYPE_FLIC,
1420 #define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
1421         KVM_DEV_TYPE_ARM_VGIC_V3,
1422 #define KVM_DEV_TYPE_ARM_VGIC_V3        KVM_DEV_TYPE_ARM_VGIC_V3
1423         KVM_DEV_TYPE_ARM_VGIC_ITS,
1424 #define KVM_DEV_TYPE_ARM_VGIC_ITS       KVM_DEV_TYPE_ARM_VGIC_ITS
1425         KVM_DEV_TYPE_XIVE,
1426 #define KVM_DEV_TYPE_XIVE               KVM_DEV_TYPE_XIVE
1427         KVM_DEV_TYPE_ARM_PV_TIME,
1428 #define KVM_DEV_TYPE_ARM_PV_TIME        KVM_DEV_TYPE_ARM_PV_TIME
1429         KVM_DEV_TYPE_MAX,
1430 };
1431
1432 struct kvm_vfio_spapr_tce {
1433         __s32   groupfd;
1434         __s32   tablefd;
1435 };
1436
1437 /*
1438  * ioctls for VM fds
1439  */
1440 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1441 /*
1442  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1443  * a vcpu fd.
1444  */
1445 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1446 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1447 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1448 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1449 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1450 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1451 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1452                                         struct kvm_userspace_memory_region)
1453 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1454 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1455
1456 /* enable ucontrol for s390 */
1457 struct kvm_s390_ucas_mapping {
1458         __u64 user_addr;
1459         __u64 vcpu_addr;
1460         __u64 length;
1461 };
1462 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1463 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1464 #define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)
1465
1466 /* Device model IOC */
1467 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1468 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1469 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1470 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1471 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1472 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1473 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1474 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1475 #define KVM_REGISTER_COALESCED_MMIO \
1476                         _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1477 #define KVM_UNREGISTER_COALESCED_MMIO \
1478                         _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1479 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1480                                        struct kvm_assigned_pci_dev)
1481 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1482 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1483 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1484 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1485 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1486 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1487                                        struct kvm_assigned_pci_dev)
1488 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1489                                        struct kvm_assigned_msix_nr)
1490 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1491                                        struct kvm_assigned_msix_entry)
1492 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1493 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1494 #define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
1495 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1496 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1497 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1498 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1499 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1500 /* Available with KVM_CAP_PIT_STATE2 */
1501 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1502 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1503 /* Available with KVM_CAP_PPC_GET_PVINFO */
1504 #define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1505 /* Available with KVM_CAP_TSC_CONTROL for a vCPU, or with
1506 *  KVM_CAP_VM_TSC_CONTROL to set defaults for a VM */
1507 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1508 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1509 /* Available with KVM_CAP_PCI_2_3 */
1510 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1511                                        struct kvm_assigned_pci_dev)
1512 /* Available with KVM_CAP_SIGNAL_MSI */
1513 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1514 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1515 #define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1516 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1517 #define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
1518 #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1519 #define KVM_CREATE_SPAPR_TCE_64   _IOW(KVMIO,  0xa8, \
1520                                        struct kvm_create_spapr_tce_64)
1521 /* Available with KVM_CAP_RMA */
1522 #define KVM_ALLOCATE_RMA          _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1523 /* Available with KVM_CAP_PPC_HTAB_FD */
1524 #define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1525 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1526 #define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1527 /* Available with KVM_CAP_PPC_RTAS */
1528 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1529 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1530 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1531 #define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1532 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1533 #define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
1534 /* Available with KVM_CAP_PPC_RADIX_MMU */
1535 #define KVM_PPC_GET_RMMU_INFO     _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
1536 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1537 #define KVM_PPC_GET_CPU_CHAR      _IOR(KVMIO,  0xb1, struct kvm_ppc_cpu_char)
1538 /* Available with KVM_CAP_PMU_EVENT_FILTER */
1539 #define KVM_SET_PMU_EVENT_FILTER  _IOW(KVMIO,  0xb2, struct kvm_pmu_event_filter)
1540 #define KVM_PPC_SVM_OFF           _IO(KVMIO,  0xb3)
1541 #define KVM_ARM_MTE_COPY_TAGS     _IOR(KVMIO,  0xb4, struct kvm_arm_copy_mte_tags)
1542
1543 /* ioctl for vm fd */
1544 #define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1545
1546 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1547 #define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1548 #define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1549 #define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1550
1551 /*
1552  * ioctls for vcpu fds
1553  */
1554 #define KVM_RUN                   _IO(KVMIO,   0x80)
1555 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1556 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1557 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1558 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1559 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1560 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1561 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1562 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1563 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1564 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1565 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1566 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1567 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1568 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1569 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1570 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1571 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1572 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1573 /* Available with KVM_CAP_VAPIC */
1574 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1575 /* Available with KVM_CAP_VAPIC */
1576 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1577 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1578 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1579 /* store status for s390 */
1580 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1581 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1582 #define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
1583 /* initial ipl psw for s390 */
1584 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1585 /* initial reset for s390 */
1586 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1587 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1588 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1589 /* Available with KVM_CAP_USER_NMI */
1590 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1591 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1592 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1593 /* MCE for x86 */
1594 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1595 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1596 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1597 /* Available with KVM_CAP_VCPU_EVENTS */
1598 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1599 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1600 /* Available with KVM_CAP_DEBUGREGS */
1601 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1602 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1603 /*
1604  * vcpu version available with KVM_ENABLE_CAP
1605  * vm version available with KVM_CAP_ENABLE_CAP_VM
1606  */
1607 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1608 /* Available with KVM_CAP_XSAVE */
1609 #define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
1610 #define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
1611 /* Available with KVM_CAP_XCRS */
1612 #define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1613 #define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1614 /* Available with KVM_CAP_SW_TLB */
1615 #define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1616 /* Available with KVM_CAP_ONE_REG */
1617 #define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
1618 #define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
1619 /* VM is being stopped by host */
1620 #define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
1621 #define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1622 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1623 #define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1624 /* Available with KVM_CAP_S390_MEM_OP */
1625 #define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1626 /* Available with KVM_CAP_S390_SKEYS */
1627 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1628 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1629 /* Available with KVM_CAP_S390_INJECT_IRQ */
1630 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1631 /* Available with KVM_CAP_S390_IRQ_STATE */
1632 #define KVM_S390_SET_IRQ_STATE    _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1633 #define KVM_S390_GET_IRQ_STATE    _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1634 /* Available with KVM_CAP_X86_SMM */
1635 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1636 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1637 #define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1638 #define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1639 /* Memory Encryption Commands */
1640 #define KVM_MEMORY_ENCRYPT_OP      _IOWR(KVMIO, 0xba, unsigned long)
1641
1642 struct kvm_enc_region {
1643         __u64 addr;
1644         __u64 size;
1645 };
1646
1647 #define KVM_MEMORY_ENCRYPT_REG_REGION    _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1648 #define KVM_MEMORY_ENCRYPT_UNREG_REGION  _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1649
1650 /* Available with KVM_CAP_HYPERV_EVENTFD */
1651 #define KVM_HYPERV_EVENTFD        _IOW(KVMIO,  0xbd, struct kvm_hyperv_eventfd)
1652
1653 /* Available with KVM_CAP_NESTED_STATE */
1654 #define KVM_GET_NESTED_STATE         _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1655 #define KVM_SET_NESTED_STATE         _IOW(KVMIO,  0xbf, struct kvm_nested_state)
1656
1657 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1658 #define KVM_CLEAR_DIRTY_LOG          _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1659
1660 /* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */
1661 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1662
1663 /* Available with KVM_CAP_ARM_SVE */
1664 #define KVM_ARM_VCPU_FINALIZE     _IOW(KVMIO,  0xc2, int)
1665
1666 /* Available with  KVM_CAP_S390_VCPU_RESETS */
1667 #define KVM_S390_NORMAL_RESET   _IO(KVMIO,   0xc3)
1668 #define KVM_S390_CLEAR_RESET    _IO(KVMIO,   0xc4)
1669
1670 struct kvm_s390_pv_sec_parm {
1671         __u64 origin;
1672         __u64 length;
1673 };
1674
1675 struct kvm_s390_pv_unp {
1676         __u64 addr;
1677         __u64 size;
1678         __u64 tweak;
1679 };
1680
1681 enum pv_cmd_dmp_id {
1682         KVM_PV_DUMP_INIT,
1683         KVM_PV_DUMP_CONFIG_STOR_STATE,
1684         KVM_PV_DUMP_COMPLETE,
1685         KVM_PV_DUMP_CPU,
1686 };
1687
1688 struct kvm_s390_pv_dmp {
1689         __u64 subcmd;
1690         __u64 buff_addr;
1691         __u64 buff_len;
1692         __u64 gaddr;            /* For dump storage state */
1693         __u64 reserved[4];
1694 };
1695
1696 enum pv_cmd_info_id {
1697         KVM_PV_INFO_VM,
1698         KVM_PV_INFO_DUMP,
1699 };
1700
1701 struct kvm_s390_pv_info_dump {
1702         __u64 dump_cpu_buffer_len;
1703         __u64 dump_config_mem_buffer_per_1m;
1704         __u64 dump_config_finalize_len;
1705 };
1706
1707 struct kvm_s390_pv_info_vm {
1708         __u64 inst_calls_list[4];
1709         __u64 max_cpus;
1710         __u64 max_guests;
1711         __u64 max_guest_addr;
1712         __u64 feature_indication;
1713 };
1714
1715 struct kvm_s390_pv_info_header {
1716         __u32 id;
1717         __u32 len_max;
1718         __u32 len_written;
1719         __u32 reserved;
1720 };
1721
1722 struct kvm_s390_pv_info {
1723         struct kvm_s390_pv_info_header header;
1724         union {
1725                 struct kvm_s390_pv_info_dump dump;
1726                 struct kvm_s390_pv_info_vm vm;
1727         };
1728 };
1729
1730 enum pv_cmd_id {
1731         KVM_PV_ENABLE,
1732         KVM_PV_DISABLE,
1733         KVM_PV_SET_SEC_PARMS,
1734         KVM_PV_UNPACK,
1735         KVM_PV_VERIFY,
1736         KVM_PV_PREP_RESET,
1737         KVM_PV_UNSHARE_ALL,
1738         KVM_PV_INFO,
1739         KVM_PV_DUMP,
1740 };
1741
1742 struct kvm_pv_cmd {
1743         __u32 cmd;      /* Command to be executed */
1744         __u16 rc;       /* Ultravisor return code */
1745         __u16 rrc;      /* Ultravisor return reason code */
1746         __u64 data;     /* Data or address */
1747         __u32 flags;    /* flags for future extensions. Must be 0 for now */
1748         __u32 reserved[3];
1749 };
1750
1751 /* Available with KVM_CAP_S390_PROTECTED */
1752 #define KVM_S390_PV_COMMAND             _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
1753
1754 /* Available with KVM_CAP_X86_MSR_FILTER */
1755 #define KVM_X86_SET_MSR_FILTER  _IOW(KVMIO,  0xc6, struct kvm_msr_filter)
1756
1757 /* Available with KVM_CAP_DIRTY_LOG_RING */
1758 #define KVM_RESET_DIRTY_RINGS           _IO(KVMIO, 0xc7)
1759
1760 /* Per-VM Xen attributes */
1761 #define KVM_XEN_HVM_GET_ATTR    _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr)
1762 #define KVM_XEN_HVM_SET_ATTR    _IOW(KVMIO,  0xc9, struct kvm_xen_hvm_attr)
1763
1764 struct kvm_xen_hvm_attr {
1765         __u16 type;
1766         __u16 pad[3];
1767         union {
1768                 __u8 long_mode;
1769                 __u8 vector;
1770                 struct {
1771                         __u64 gfn;
1772                 } shared_info;
1773                 struct {
1774                         __u32 send_port;
1775                         __u32 type; /* EVTCHNSTAT_ipi / EVTCHNSTAT_interdomain */
1776                         __u32 flags;
1777 #define KVM_XEN_EVTCHN_DEASSIGN         (1 << 0)
1778 #define KVM_XEN_EVTCHN_UPDATE           (1 << 1)
1779 #define KVM_XEN_EVTCHN_RESET            (1 << 2)
1780                         /*
1781                          * Events sent by the guest are either looped back to
1782                          * the guest itself (potentially on a different port#)
1783                          * or signalled via an eventfd.
1784                          */
1785                         union {
1786                                 struct {
1787                                         __u32 port;
1788                                         __u32 vcpu;
1789                                         __u32 priority;
1790                                 } port;
1791                                 struct {
1792                                         __u32 port; /* Zero for eventfd */
1793                                         __s32 fd;
1794                                 } eventfd;
1795                                 __u32 padding[4];
1796                         } deliver;
1797                 } evtchn;
1798                 __u32 xen_version;
1799                 __u64 pad[8];
1800         } u;
1801 };
1802
1803 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */
1804 #define KVM_XEN_ATTR_TYPE_LONG_MODE             0x0
1805 #define KVM_XEN_ATTR_TYPE_SHARED_INFO           0x1
1806 #define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR         0x2
1807 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */
1808 #define KVM_XEN_ATTR_TYPE_EVTCHN                0x3
1809 #define KVM_XEN_ATTR_TYPE_XEN_VERSION           0x4
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                 __u64 pad[8];
1827                 struct {
1828                         __u64 state;
1829                         __u64 state_entry_time;
1830                         __u64 time_running;
1831                         __u64 time_runnable;
1832                         __u64 time_blocked;
1833                         __u64 time_offline;
1834                 } runstate;
1835                 __u32 vcpu_id;
1836                 struct {
1837                         __u32 port;
1838                         __u32 priority;
1839                         __u64 expires_ns;
1840                 } timer;
1841                 __u8 vector;
1842         } u;
1843 };
1844
1845 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */
1846 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO        0x0
1847 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO   0x1
1848 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR    0x2
1849 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT 0x3
1850 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA    0x4
1851 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST  0x5
1852 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */
1853 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_ID          0x6
1854 #define KVM_XEN_VCPU_ATTR_TYPE_TIMER            0x7
1855 #define KVM_XEN_VCPU_ATTR_TYPE_UPCALL_VECTOR    0x8
1856
1857 /* Secure Encrypted Virtualization command */
1858 enum sev_cmd_id {
1859         /* Guest initialization commands */
1860         KVM_SEV_INIT = 0,
1861         KVM_SEV_ES_INIT,
1862         /* Guest launch commands */
1863         KVM_SEV_LAUNCH_START,
1864         KVM_SEV_LAUNCH_UPDATE_DATA,
1865         KVM_SEV_LAUNCH_UPDATE_VMSA,
1866         KVM_SEV_LAUNCH_SECRET,
1867         KVM_SEV_LAUNCH_MEASURE,
1868         KVM_SEV_LAUNCH_FINISH,
1869         /* Guest migration commands (outgoing) */
1870         KVM_SEV_SEND_START,
1871         KVM_SEV_SEND_UPDATE_DATA,
1872         KVM_SEV_SEND_UPDATE_VMSA,
1873         KVM_SEV_SEND_FINISH,
1874         /* Guest migration commands (incoming) */
1875         KVM_SEV_RECEIVE_START,
1876         KVM_SEV_RECEIVE_UPDATE_DATA,
1877         KVM_SEV_RECEIVE_UPDATE_VMSA,
1878         KVM_SEV_RECEIVE_FINISH,
1879         /* Guest status and debug commands */
1880         KVM_SEV_GUEST_STATUS,
1881         KVM_SEV_DBG_DECRYPT,
1882         KVM_SEV_DBG_ENCRYPT,
1883         /* Guest certificates commands */
1884         KVM_SEV_CERT_EXPORT,
1885         /* Attestation report */
1886         KVM_SEV_GET_ATTESTATION_REPORT,
1887         /* Guest Migration Extension */
1888         KVM_SEV_SEND_CANCEL,
1889
1890         KVM_SEV_NR_MAX,
1891 };
1892
1893 struct kvm_sev_cmd {
1894         __u32 id;
1895         __u64 data;
1896         __u32 error;
1897         __u32 sev_fd;
1898 };
1899
1900 struct kvm_sev_launch_start {
1901         __u32 handle;
1902         __u32 policy;
1903         __u64 dh_uaddr;
1904         __u32 dh_len;
1905         __u64 session_uaddr;
1906         __u32 session_len;
1907 };
1908
1909 struct kvm_sev_launch_update_data {
1910         __u64 uaddr;
1911         __u32 len;
1912 };
1913
1914
1915 struct kvm_sev_launch_secret {
1916         __u64 hdr_uaddr;
1917         __u32 hdr_len;
1918         __u64 guest_uaddr;
1919         __u32 guest_len;
1920         __u64 trans_uaddr;
1921         __u32 trans_len;
1922 };
1923
1924 struct kvm_sev_launch_measure {
1925         __u64 uaddr;
1926         __u32 len;
1927 };
1928
1929 struct kvm_sev_guest_status {
1930         __u32 handle;
1931         __u32 policy;
1932         __u32 state;
1933 };
1934
1935 struct kvm_sev_dbg {
1936         __u64 src_uaddr;
1937         __u64 dst_uaddr;
1938         __u32 len;
1939 };
1940
1941 struct kvm_sev_attestation_report {
1942         __u8 mnonce[16];
1943         __u64 uaddr;
1944         __u32 len;
1945 };
1946
1947 struct kvm_sev_send_start {
1948         __u32 policy;
1949         __u64 pdh_cert_uaddr;
1950         __u32 pdh_cert_len;
1951         __u64 plat_certs_uaddr;
1952         __u32 plat_certs_len;
1953         __u64 amd_certs_uaddr;
1954         __u32 amd_certs_len;
1955         __u64 session_uaddr;
1956         __u32 session_len;
1957 };
1958
1959 struct kvm_sev_send_update_data {
1960         __u64 hdr_uaddr;
1961         __u32 hdr_len;
1962         __u64 guest_uaddr;
1963         __u32 guest_len;
1964         __u64 trans_uaddr;
1965         __u32 trans_len;
1966 };
1967
1968 struct kvm_sev_receive_start {
1969         __u32 handle;
1970         __u32 policy;
1971         __u64 pdh_uaddr;
1972         __u32 pdh_len;
1973         __u64 session_uaddr;
1974         __u32 session_len;
1975 };
1976
1977 struct kvm_sev_receive_update_data {
1978         __u64 hdr_uaddr;
1979         __u32 hdr_len;
1980         __u64 guest_uaddr;
1981         __u32 guest_len;
1982         __u64 trans_uaddr;
1983         __u32 trans_len;
1984 };
1985
1986 #define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
1987 #define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
1988 #define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)
1989
1990 struct kvm_assigned_pci_dev {
1991         __u32 assigned_dev_id;
1992         __u32 busnr;
1993         __u32 devfn;
1994         __u32 flags;
1995         __u32 segnr;
1996         union {
1997                 __u32 reserved[11];
1998         };
1999 };
2000
2001 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
2002 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
2003 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
2004
2005 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
2006 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
2007 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
2008
2009 #define KVM_DEV_IRQ_HOST_MASK    0x00ff
2010 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
2011
2012 struct kvm_assigned_irq {
2013         __u32 assigned_dev_id;
2014         __u32 host_irq; /* ignored (legacy field) */
2015         __u32 guest_irq;
2016         __u32 flags;
2017         union {
2018                 __u32 reserved[12];
2019         };
2020 };
2021
2022 struct kvm_assigned_msix_nr {
2023         __u32 assigned_dev_id;
2024         __u16 entry_nr;
2025         __u16 padding;
2026 };
2027
2028 #define KVM_MAX_MSIX_PER_DEV            256
2029 struct kvm_assigned_msix_entry {
2030         __u32 assigned_dev_id;
2031         __u32 gsi;
2032         __u16 entry; /* The index of entry in the MSI-X table */
2033         __u16 padding[3];
2034 };
2035
2036 #define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
2037 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
2038
2039 /* Available with KVM_CAP_ARM_USER_IRQ */
2040
2041 /* Bits for run->s.regs.device_irq_level */
2042 #define KVM_ARM_DEV_EL1_VTIMER          (1 << 0)
2043 #define KVM_ARM_DEV_EL1_PTIMER          (1 << 1)
2044 #define KVM_ARM_DEV_PMU                 (1 << 2)
2045
2046 struct kvm_hyperv_eventfd {
2047         __u32 conn_id;
2048         __s32 fd;
2049         __u32 flags;
2050         __u32 padding[3];
2051 };
2052
2053 #define KVM_HYPERV_CONN_ID_MASK         0x00ffffff
2054 #define KVM_HYPERV_EVENTFD_DEASSIGN     (1 << 0)
2055
2056 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE    (1 << 0)
2057 #define KVM_DIRTY_LOG_INITIALLY_SET            (1 << 1)
2058
2059 /*
2060  * Arch needs to define the macro after implementing the dirty ring
2061  * feature.  KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the
2062  * starting page offset of the dirty ring structures.
2063  */
2064 #ifndef KVM_DIRTY_LOG_PAGE_OFFSET
2065 #define KVM_DIRTY_LOG_PAGE_OFFSET 0
2066 #endif
2067
2068 /*
2069  * KVM dirty GFN flags, defined as:
2070  *
2071  * |---------------+---------------+--------------|
2072  * | bit 1 (reset) | bit 0 (dirty) | Status       |
2073  * |---------------+---------------+--------------|
2074  * |             0 |             0 | Invalid GFN  |
2075  * |             0 |             1 | Dirty GFN    |
2076  * |             1 |             X | GFN to reset |
2077  * |---------------+---------------+--------------|
2078  *
2079  * Lifecycle of a dirty GFN goes like:
2080  *
2081  *      dirtied         harvested        reset
2082  * 00 -----------> 01 -------------> 1X -------+
2083  *  ^                                          |
2084  *  |                                          |
2085  *  +------------------------------------------+
2086  *
2087  * The userspace program is only responsible for the 01->1X state
2088  * conversion after harvesting an entry.  Also, it must not skip any
2089  * dirty bits, so that dirty bits are always harvested in sequence.
2090  */
2091 #define KVM_DIRTY_GFN_F_DIRTY           _BITUL(0)
2092 #define KVM_DIRTY_GFN_F_RESET           _BITUL(1)
2093 #define KVM_DIRTY_GFN_F_MASK            0x3
2094
2095 /*
2096  * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of
2097  * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn.  The
2098  * size of the gfn buffer is decided by the first argument when
2099  * enabling KVM_CAP_DIRTY_LOG_RING.
2100  */
2101 struct kvm_dirty_gfn {
2102         __u32 flags;
2103         __u32 slot;
2104         __u64 offset;
2105 };
2106
2107 #define KVM_BUS_LOCK_DETECTION_OFF             (1 << 0)
2108 #define KVM_BUS_LOCK_DETECTION_EXIT            (1 << 1)
2109
2110 #define KVM_PMU_CAP_DISABLE                    (1 << 0)
2111
2112 /**
2113  * struct kvm_stats_header - Header of per vm/vcpu binary statistics data.
2114  * @flags: Some extra information for header, always 0 for now.
2115  * @name_size: The size in bytes of the memory which contains statistics
2116  *             name string including trailing '\0'. The memory is allocated
2117  *             at the send of statistics descriptor.
2118  * @num_desc: The number of statistics the vm or vcpu has.
2119  * @id_offset: The offset of the vm/vcpu stats' id string in the file pointed
2120  *             by vm/vcpu stats fd.
2121  * @desc_offset: The offset of the vm/vcpu stats' descriptor block in the file
2122  *               pointd by vm/vcpu stats fd.
2123  * @data_offset: The offset of the vm/vcpu stats' data block in the file
2124  *               pointed by vm/vcpu stats fd.
2125  *
2126  * This is the header userspace needs to read from stats fd before any other
2127  * readings. It is used by userspace to discover all the information about the
2128  * vm/vcpu's binary statistics.
2129  * Userspace reads this header from the start of the vm/vcpu's stats fd.
2130  */
2131 struct kvm_stats_header {
2132         __u32 flags;
2133         __u32 name_size;
2134         __u32 num_desc;
2135         __u32 id_offset;
2136         __u32 desc_offset;
2137         __u32 data_offset;
2138 };
2139
2140 #define KVM_STATS_TYPE_SHIFT            0
2141 #define KVM_STATS_TYPE_MASK             (0xF << KVM_STATS_TYPE_SHIFT)
2142 #define KVM_STATS_TYPE_CUMULATIVE       (0x0 << KVM_STATS_TYPE_SHIFT)
2143 #define KVM_STATS_TYPE_INSTANT          (0x1 << KVM_STATS_TYPE_SHIFT)
2144 #define KVM_STATS_TYPE_PEAK             (0x2 << KVM_STATS_TYPE_SHIFT)
2145 #define KVM_STATS_TYPE_LINEAR_HIST      (0x3 << KVM_STATS_TYPE_SHIFT)
2146 #define KVM_STATS_TYPE_LOG_HIST         (0x4 << KVM_STATS_TYPE_SHIFT)
2147 #define KVM_STATS_TYPE_MAX              KVM_STATS_TYPE_LOG_HIST
2148
2149 #define KVM_STATS_UNIT_SHIFT            4
2150 #define KVM_STATS_UNIT_MASK             (0xF << KVM_STATS_UNIT_SHIFT)
2151 #define KVM_STATS_UNIT_NONE             (0x0 << KVM_STATS_UNIT_SHIFT)
2152 #define KVM_STATS_UNIT_BYTES            (0x1 << KVM_STATS_UNIT_SHIFT)
2153 #define KVM_STATS_UNIT_SECONDS          (0x2 << KVM_STATS_UNIT_SHIFT)
2154 #define KVM_STATS_UNIT_CYCLES           (0x3 << KVM_STATS_UNIT_SHIFT)
2155 #define KVM_STATS_UNIT_BOOLEAN          (0x4 << KVM_STATS_UNIT_SHIFT)
2156 #define KVM_STATS_UNIT_MAX              KVM_STATS_UNIT_BOOLEAN
2157
2158 #define KVM_STATS_BASE_SHIFT            8
2159 #define KVM_STATS_BASE_MASK             (0xF << KVM_STATS_BASE_SHIFT)
2160 #define KVM_STATS_BASE_POW10            (0x0 << KVM_STATS_BASE_SHIFT)
2161 #define KVM_STATS_BASE_POW2             (0x1 << KVM_STATS_BASE_SHIFT)
2162 #define KVM_STATS_BASE_MAX              KVM_STATS_BASE_POW2
2163
2164 /**
2165  * struct kvm_stats_desc - Descriptor of a KVM statistics.
2166  * @flags: Annotations of the stats, like type, unit, etc.
2167  * @exponent: Used together with @flags to determine the unit.
2168  * @size: The number of data items for this stats.
2169  *        Every data item is of type __u64.
2170  * @offset: The offset of the stats to the start of stat structure in
2171  *          structure kvm or kvm_vcpu.
2172  * @bucket_size: A parameter value used for histogram stats. It is only used
2173  *              for linear histogram stats, specifying the size of the bucket;
2174  * @name: The name string for the stats. Its size is indicated by the
2175  *        &kvm_stats_header->name_size.
2176  */
2177 struct kvm_stats_desc {
2178         __u32 flags;
2179         __s16 exponent;
2180         __u16 size;
2181         __u32 offset;
2182         __u32 bucket_size;
2183         char name[];
2184 };
2185
2186 #define KVM_GET_STATS_FD  _IO(KVMIO,  0xce)
2187
2188 /* Available with KVM_CAP_XSAVE2 */
2189 #define KVM_GET_XSAVE2            _IOR(KVMIO,  0xcf, struct kvm_xsave)
2190
2191 /* Available with KVM_CAP_S390_PROTECTED_DUMP */
2192 #define KVM_S390_PV_CPU_COMMAND _IOWR(KVMIO, 0xd0, struct kvm_pv_cmd)
2193
2194 /* Available with KVM_CAP_X86_NOTIFY_VMEXIT */
2195 #define KVM_X86_NOTIFY_VMEXIT_ENABLED           (1ULL << 0)
2196 #define KVM_X86_NOTIFY_VMEXIT_USER              (1ULL << 1)
2197
2198 /* Available with KVM_CAP_S390_ZPCI_OP */
2199 #define KVM_S390_ZPCI_OP         _IOW(KVMIO,  0xd1, struct kvm_s390_zpci_op)
2200
2201 struct kvm_s390_zpci_op {
2202         /* in */
2203         __u32 fh;               /* target device */
2204         __u8  op;               /* operation to perform */
2205         __u8  pad[3];
2206         union {
2207                 /* for KVM_S390_ZPCIOP_REG_AEN */
2208                 struct {
2209                         __u64 ibv;      /* Guest addr of interrupt bit vector */
2210                         __u64 sb;       /* Guest addr of summary bit */
2211                         __u32 flags;
2212                         __u32 noi;      /* Number of interrupts */
2213                         __u8 isc;       /* Guest interrupt subclass */
2214                         __u8 sbo;       /* Offset of guest summary bit vector */
2215                         __u16 pad;
2216                 } reg_aen;
2217                 __u64 reserved[8];
2218         } u;
2219 };
2220
2221 /* types for kvm_s390_zpci_op->op */
2222 #define KVM_S390_ZPCIOP_REG_AEN                0
2223 #define KVM_S390_ZPCIOP_DEREG_AEN      1
2224
2225 /* flags for kvm_s390_zpci_op->u.reg_aen.flags */
2226 #define KVM_S390_ZPCIOP_REGAEN_HOST    (1 << 0)
2227
2228 #endif /* __LINUX_KVM_H */