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      1 #ifndef __LINUX_KVM_H
      2 #define __LINUX_KVM_H
      3 
      4 /*
      5  * Userspace interface for /dev/kvm - kernel based virtual machine
      6  *
      7  * Note: you must update KVM_API_VERSION if you change this interface.
      8  */
      9 
     10 #include <linux/types.h>
     11 
     12 #include <linux/ioctl.h>
     13 #include <asm/kvm.h>
     14 
     15 #define KVM_API_VERSION 12
     16 
     17 /* for KVM_TRACE_ENABLE, deprecated */
     18 struct kvm_user_trace_setup {
     19 	__u32 buf_size; /* sub_buffer size of each per-cpu */
     20 	__u32 buf_nr; /* the number of sub_buffers of each per-cpu */
     21 };
     22 
     23 /* for KVM_CREATE_MEMORY_REGION */
     24 struct kvm_memory_region {
     25 	__u32 slot;
     26 	__u32 flags;
     27 	__u64 guest_phys_addr;
     28 	__u64 memory_size; /* bytes */
     29 };
     30 
     31 /* for KVM_SET_USER_MEMORY_REGION */
     32 struct kvm_userspace_memory_region {
     33 	__u32 slot;
     34 	__u32 flags;
     35 	__u64 guest_phys_addr;
     36 	__u64 memory_size; /* bytes */
     37 	__u64 userspace_addr; /* start of the userspace allocated memory */
     38 };
     39 
     40 /* for kvm_memory_region::flags */
     41 #define KVM_MEM_LOG_DIRTY_PAGES  1UL
     42 
     43 
     44 /* for KVM_IRQ_LINE */
     45 struct kvm_irq_level {
     46 	/*
     47 	 * ACPI gsi notion of irq.
     48 	 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
     49 	 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
     50 	 */
     51 	union {
     52 		__u32 irq;
     53 		__s32 status;
     54 	};
     55 	__u32 level;
     56 };
     57 
     58 
     59 struct kvm_irqchip {
     60 	__u32 chip_id;
     61 	__u32 pad;
     62         union {
     63 		char dummy[512];  /* reserving space */
     64 #ifdef __KVM_HAVE_PIT
     65 		struct kvm_pic_state pic;
     66 #endif
     67 #ifdef __KVM_HAVE_IOAPIC
     68 		struct kvm_ioapic_state ioapic;
     69 #endif
     70 	} chip;
     71 };
     72 
     73 /* for KVM_CREATE_PIT2 */
     74 struct kvm_pit_config {
     75 	__u32 flags;
     76 	__u32 pad[15];
     77 };
     78 
     79 #define KVM_PIT_SPEAKER_DUMMY     1
     80 
     81 #define KVM_EXIT_UNKNOWN          0
     82 #define KVM_EXIT_EXCEPTION        1
     83 #define KVM_EXIT_IO               2
     84 #define KVM_EXIT_HYPERCALL        3
     85 #define KVM_EXIT_DEBUG            4
     86 #define KVM_EXIT_HLT              5
     87 #define KVM_EXIT_MMIO             6
     88 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
     89 #define KVM_EXIT_SHUTDOWN         8
     90 #define KVM_EXIT_FAIL_ENTRY       9
     91 #define KVM_EXIT_INTR             10
     92 #define KVM_EXIT_SET_TPR          11
     93 #define KVM_EXIT_TPR_ACCESS       12
     94 #define KVM_EXIT_S390_SIEIC       13
     95 #define KVM_EXIT_S390_RESET       14
     96 #define KVM_EXIT_DCR              15
     97 #define KVM_EXIT_NMI              16
     98 #define KVM_EXIT_INTERNAL_ERROR   17
     99 
    100 /* For KVM_EXIT_INTERNAL_ERROR */
    101 #define KVM_INTERNAL_ERROR_EMULATION 1
    102 
    103 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
    104 struct kvm_run {
    105 	/* in */
    106 	__u8 request_interrupt_window;
    107 	__u8 padding1[7];
    108 
    109 	/* out */
    110 	__u32 exit_reason;
    111 	__u8 ready_for_interrupt_injection;
    112 	__u8 if_flag;
    113 	__u8 padding2[2];
    114 
    115 	/* in (pre_kvm_run), out (post_kvm_run) */
    116 	__u64 cr8;
    117 	__u64 apic_base;
    118 
    119 #ifdef __KVM_S390
    120 	/* the processor status word for s390 */
    121 	__u64 psw_mask; /* psw upper half */
    122 	__u64 psw_addr; /* psw lower half */
    123 #endif
    124 	union {
    125 		/* KVM_EXIT_UNKNOWN */
    126 		struct {
    127 			__u64 hardware_exit_reason;
    128 		} hw;
    129 		/* KVM_EXIT_FAIL_ENTRY */
    130 		struct {
    131 			__u64 hardware_entry_failure_reason;
    132 		} fail_entry;
    133 		/* KVM_EXIT_EXCEPTION */
    134 		struct {
    135 			__u32 exception;
    136 			__u32 error_code;
    137 		} ex;
    138 		/* KVM_EXIT_IO */
    139 		struct {
    140 #define KVM_EXIT_IO_IN  0
    141 #define KVM_EXIT_IO_OUT 1
    142 			__u8 direction;
    143 			__u8 size; /* bytes */
    144 			__u16 port;
    145 			__u32 count;
    146 			__u64 data_offset; /* relative to kvm_run start */
    147 		} io;
    148 		struct {
    149 			struct kvm_debug_exit_arch arch;
    150 		} debug;
    151 		/* KVM_EXIT_MMIO */
    152 		struct {
    153 			__u64 phys_addr;
    154 			__u8  data[8];
    155 			__u32 len;
    156 			__u8  is_write;
    157 		} mmio;
    158 		/* KVM_EXIT_HYPERCALL */
    159 		struct {
    160 			__u64 nr;
    161 			__u64 args[6];
    162 			__u64 ret;
    163 			__u32 longmode;
    164 			__u32 pad;
    165 		} hypercall;
    166 		/* KVM_EXIT_TPR_ACCESS */
    167 		struct {
    168 			__u64 rip;
    169 			__u32 is_write;
    170 			__u32 pad;
    171 		} tpr_access;
    172 		/* KVM_EXIT_S390_SIEIC */
    173 		struct {
    174 			__u8 icptcode;
    175 			__u16 ipa;
    176 			__u32 ipb;
    177 		} s390_sieic;
    178 		/* KVM_EXIT_S390_RESET */
    179 #define KVM_S390_RESET_POR       1
    180 #define KVM_S390_RESET_CLEAR     2
    181 #define KVM_S390_RESET_SUBSYSTEM 4
    182 #define KVM_S390_RESET_CPU_INIT  8
    183 #define KVM_S390_RESET_IPL       16
    184 		__u64 s390_reset_flags;
    185 		/* KVM_EXIT_DCR */
    186 		struct {
    187 			__u32 dcrn;
    188 			__u32 data;
    189 			__u8  is_write;
    190 		} dcr;
    191 		struct {
    192 			__u32 suberror;
    193 		} internal;
    194 		/* Fix the size of the union. */
    195 		char padding[256];
    196 	};
    197 };
    198 
    199 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
    200 
    201 struct kvm_coalesced_mmio_zone {
    202 	__u64 addr;
    203 	__u32 size;
    204 	__u32 pad;
    205 };
    206 
    207 struct kvm_coalesced_mmio {
    208 	__u64 phys_addr;
    209 	__u32 len;
    210 	__u32 pad;
    211 	__u8  data[8];
    212 };
    213 
    214 struct kvm_coalesced_mmio_ring {
    215 	__u32 first, last;
    216 	struct kvm_coalesced_mmio coalesced_mmio[0];
    217 };
    218 
    219 #define KVM_COALESCED_MMIO_MAX \
    220 	((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
    221 	 sizeof(struct kvm_coalesced_mmio))
    222 
    223 /* for KVM_TRANSLATE */
    224 struct kvm_translation {
    225 	/* in */
    226 	__u64 linear_address;
    227 
    228 	/* out */
    229 	__u64 physical_address;
    230 	__u8  valid;
    231 	__u8  writeable;
    232 	__u8  usermode;
    233 	__u8  pad[5];
    234 };
    235 
    236 /* for KVM_INTERRUPT */
    237 struct kvm_interrupt {
    238 	/* in */
    239 	__u32 irq;
    240 };
    241 
    242 /* for KVM_GET_DIRTY_LOG */
    243 struct kvm_dirty_log {
    244 	__u32 slot;
    245 	__u32 padding1;
    246 	union {
    247 		void *dirty_bitmap; /* one bit per page */
    248 		__u64 padding2;
    249 	};
    250 };
    251 
    252 /* for KVM_SET_SIGNAL_MASK */
    253 struct kvm_signal_mask {
    254 	__u32 len;
    255 	__u8  sigset[0];
    256 };
    257 
    258 /* for KVM_TPR_ACCESS_REPORTING */
    259 struct kvm_tpr_access_ctl {
    260 	__u32 enabled;
    261 	__u32 flags;
    262 	__u32 reserved[8];
    263 };
    264 
    265 /* for KVM_SET_VAPIC_ADDR */
    266 struct kvm_vapic_addr {
    267 	__u64 vapic_addr;
    268 };
    269 
    270 /* for KVM_SET_MPSTATE */
    271 
    272 #define KVM_MP_STATE_RUNNABLE          0
    273 #define KVM_MP_STATE_UNINITIALIZED     1
    274 #define KVM_MP_STATE_INIT_RECEIVED     2
    275 #define KVM_MP_STATE_HALTED            3
    276 #define KVM_MP_STATE_SIPI_RECEIVED     4
    277 
    278 struct kvm_mp_state {
    279 	__u32 mp_state;
    280 };
    281 
    282 struct kvm_s390_psw {
    283 	__u64 mask;
    284 	__u64 addr;
    285 };
    286 
    287 /* valid values for type in kvm_s390_interrupt */
    288 #define KVM_S390_SIGP_STOP		0xfffe0000u
    289 #define KVM_S390_PROGRAM_INT		0xfffe0001u
    290 #define KVM_S390_SIGP_SET_PREFIX	0xfffe0002u
    291 #define KVM_S390_RESTART		0xfffe0003u
    292 #define KVM_S390_INT_VIRTIO		0xffff2603u
    293 #define KVM_S390_INT_SERVICE		0xffff2401u
    294 #define KVM_S390_INT_EMERGENCY		0xffff1201u
    295 
    296 struct kvm_s390_interrupt {
    297 	__u32 type;
    298 	__u32 parm;
    299 	__u64 parm64;
    300 };
    301 
    302 /* for KVM_SET_GUEST_DEBUG */
    303 
    304 #define KVM_GUESTDBG_ENABLE		0x00000001
    305 #define KVM_GUESTDBG_SINGLESTEP		0x00000002
    306 
    307 struct kvm_guest_debug {
    308 	__u32 control;
    309 	__u32 pad;
    310 	struct kvm_guest_debug_arch arch;
    311 };
    312 
    313 enum {
    314 	kvm_ioeventfd_flag_nr_datamatch,
    315 	kvm_ioeventfd_flag_nr_pio,
    316 	kvm_ioeventfd_flag_nr_deassign,
    317 	kvm_ioeventfd_flag_nr_max,
    318 };
    319 
    320 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
    321 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
    322 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
    323 
    324 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
    325 
    326 struct kvm_ioeventfd {
    327 	__u64 datamatch;
    328 	__u64 addr;        /* legal pio/mmio address */
    329 	__u32 len;         /* 1, 2, 4, or 8 bytes    */
    330 	__s32 fd;
    331 	__u32 flags;
    332 	__u8  pad[36];
    333 };
    334 
    335 #define KVM_TRC_SHIFT           16
    336 /*
    337  * kvm trace categories
    338  */
    339 #define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
    340 #define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1)) /* only 12 bits */
    341 
    342 /*
    343  * kvm trace action
    344  */
    345 #define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
    346 #define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
    347 #define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
    348 
    349 #define KVM_TRC_HEAD_SIZE       12
    350 #define KVM_TRC_CYCLE_SIZE      8
    351 #define KVM_TRC_EXTRA_MAX       7
    352 
    353 #define KVMIO 0xAE
    354 
    355 /*
    356  * ioctls for /dev/kvm fds:
    357  */
    358 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
    359 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
    360 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
    361 
    362 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
    363 /*
    364  * Check if a kvm extension is available.  Argument is extension number,
    365  * return is 1 (yes) or 0 (no, sorry).
    366  */
    367 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
    368 /*
    369  * Get size for mmap(vcpu_fd)
    370  */
    371 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
    372 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
    373 /*
    374  * ioctls for kvm trace
    375  */
    376 #define KVM_TRACE_ENABLE          _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
    377 #define KVM_TRACE_PAUSE           _IO(KVMIO,  0x07)
    378 #define KVM_TRACE_DISABLE         _IO(KVMIO,  0x08)
    379 /*
    380  * Extension capability list.
    381  */
    382 #define KVM_CAP_IRQCHIP	  0
    383 #define KVM_CAP_HLT	  1
    384 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
    385 #define KVM_CAP_USER_MEMORY 3
    386 #define KVM_CAP_SET_TSS_ADDR 4
    387 #define KVM_CAP_VAPIC 6
    388 #define KVM_CAP_EXT_CPUID 7
    389 #define KVM_CAP_CLOCKSOURCE 8
    390 #define KVM_CAP_NR_VCPUS 9       /* returns max vcpus per vm */
    391 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
    392 #define KVM_CAP_PIT 11
    393 #define KVM_CAP_NOP_IO_DELAY 12
    394 #define KVM_CAP_PV_MMU 13
    395 #define KVM_CAP_MP_STATE 14
    396 #define KVM_CAP_COALESCED_MMIO 15
    397 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
    398 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
    399 #define KVM_CAP_DEVICE_ASSIGNMENT 17
    400 #endif
    401 #define KVM_CAP_IOMMU 18
    402 #ifdef __KVM_HAVE_MSI
    403 #define KVM_CAP_DEVICE_MSI 20
    404 #endif
    405 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
    406 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
    407 #ifdef __KVM_HAVE_USER_NMI
    408 #define KVM_CAP_USER_NMI 22
    409 #endif
    410 #ifdef __KVM_HAVE_GUEST_DEBUG
    411 #define KVM_CAP_SET_GUEST_DEBUG 23
    412 #endif
    413 #ifdef __KVM_HAVE_PIT
    414 #define KVM_CAP_REINJECT_CONTROL 24
    415 #endif
    416 #ifdef __KVM_HAVE_IOAPIC
    417 #define KVM_CAP_IRQ_ROUTING 25
    418 #endif
    419 #define KVM_CAP_IRQ_INJECT_STATUS 26
    420 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
    421 #define KVM_CAP_DEVICE_DEASSIGNMENT 27
    422 #endif
    423 #ifdef __KVM_HAVE_MSIX
    424 #define KVM_CAP_DEVICE_MSIX 28
    425 #endif
    426 #define KVM_CAP_ASSIGN_DEV_IRQ 29
    427 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
    428 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
    429 #ifdef __KVM_HAVE_MCE
    430 #define KVM_CAP_MCE 31
    431 #endif
    432 #define KVM_CAP_IRQFD 32
    433 #ifdef __KVM_HAVE_PIT
    434 #define KVM_CAP_PIT2 33
    435 #endif
    436 #define KVM_CAP_SET_BOOT_CPU_ID 34
    437 #ifdef __KVM_HAVE_PIT_STATE2
    438 #define KVM_CAP_PIT_STATE2 35
    439 #endif
    440 #define KVM_CAP_IOEVENTFD 36
    441 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
    442 #define KVM_CAP_ADJUST_CLOCK 39
    443 
    444 #ifdef KVM_CAP_IRQ_ROUTING
    445 
    446 struct kvm_irq_routing_irqchip {
    447 	__u32 irqchip;
    448 	__u32 pin;
    449 };
    450 
    451 struct kvm_irq_routing_msi {
    452 	__u32 address_lo;
    453 	__u32 address_hi;
    454 	__u32 data;
    455 	__u32 pad;
    456 };
    457 
    458 /* gsi routing entry types */
    459 #define KVM_IRQ_ROUTING_IRQCHIP 1
    460 #define KVM_IRQ_ROUTING_MSI 2
    461 
    462 struct kvm_irq_routing_entry {
    463 	__u32 gsi;
    464 	__u32 type;
    465 	__u32 flags;
    466 	__u32 pad;
    467 	union {
    468 		struct kvm_irq_routing_irqchip irqchip;
    469 		struct kvm_irq_routing_msi msi;
    470 		__u32 pad[8];
    471 	} u;
    472 };
    473 
    474 struct kvm_irq_routing {
    475 	__u32 nr;
    476 	__u32 flags;
    477 	struct kvm_irq_routing_entry entries[0];
    478 };
    479 
    480 #endif
    481 #define KVM_CAP_S390_PSW 42
    482 
    483 #ifdef KVM_CAP_MCE
    484 /* x86 MCE */
    485 struct kvm_x86_mce {
    486 	__u64 status;
    487 	__u64 addr;
    488 	__u64 misc;
    489 	__u64 mcg_status;
    490 	__u8 bank;
    491 	__u8 pad1[7];
    492 	__u64 pad2[3];
    493 };
    494 #endif
    495 
    496 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
    497 
    498 struct kvm_irqfd {
    499 	__u32 fd;
    500 	__u32 gsi;
    501 	__u32 flags;
    502 	__u8  pad[20];
    503 };
    504 
    505 struct kvm_clock_data {
    506 	__u64 clock;
    507 	__u32 flags;
    508 	__u32 pad[9];
    509 };
    510 
    511 /*
    512  * ioctls for VM fds
    513  */
    514 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO, 0x40, struct kvm_memory_region)
    515 /*
    516  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
    517  * a vcpu fd.
    518  */
    519 #define KVM_CREATE_VCPU           _IO(KVMIO,  0x41)
    520 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO, 0x42, struct kvm_dirty_log)
    521 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO, 0x43, struct kvm_memory_alias)
    522 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO, 0x44)
    523 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO, 0x45)
    524 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46,\
    525 					struct kvm_userspace_memory_region)
    526 #define KVM_SET_TSS_ADDR          _IO(KVMIO, 0x47)
    527 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
    528 /* Device model IOC */
    529 #define KVM_CREATE_IRQCHIP	  _IO(KVMIO,  0x60)
    530 #define KVM_IRQ_LINE		  _IOW(KVMIO, 0x61, struct kvm_irq_level)
    531 #define KVM_GET_IRQCHIP		  _IOWR(KVMIO, 0x62, struct kvm_irqchip)
    532 #define KVM_SET_IRQCHIP		  _IOR(KVMIO,  0x63, struct kvm_irqchip)
    533 #define KVM_CREATE_PIT		  _IO(KVMIO,  0x64)
    534 #define KVM_GET_PIT		  _IOWR(KVMIO, 0x65, struct kvm_pit_state)
    535 #define KVM_SET_PIT		  _IOR(KVMIO,  0x66, struct kvm_pit_state)
    536 #define KVM_IRQ_LINE_STATUS	  _IOWR(KVMIO, 0x67, struct kvm_irq_level)
    537 #define KVM_REGISTER_COALESCED_MMIO \
    538 			_IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
    539 #define KVM_UNREGISTER_COALESCED_MMIO \
    540 			_IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
    541 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
    542 				   struct kvm_assigned_pci_dev)
    543 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
    544 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
    545 #define KVM_ASSIGN_IRQ _IOR(KVMIO, 0x70, \
    546 			    struct kvm_assigned_irq)
    547 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
    548 #define KVM_REINJECT_CONTROL      _IO(KVMIO, 0x71)
    549 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
    550 				     struct kvm_assigned_pci_dev)
    551 #define KVM_ASSIGN_SET_MSIX_NR \
    552 			_IOW(KVMIO, 0x73, struct kvm_assigned_msix_nr)
    553 #define KVM_ASSIGN_SET_MSIX_ENTRY \
    554 			_IOW(KVMIO, 0x74, struct kvm_assigned_msix_entry)
    555 #define KVM_DEASSIGN_DEV_IRQ       _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
    556 #define KVM_IRQFD                  _IOW(KVMIO, 0x76, struct kvm_irqfd)
    557 #define KVM_CREATE_PIT2		   _IOW(KVMIO, 0x77, struct kvm_pit_config)
    558 #define KVM_SET_BOOT_CPU_ID        _IO(KVMIO, 0x78)
    559 #define KVM_IOEVENTFD             _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
    560 #define KVM_SET_CLOCK             _IOW(KVMIO, 0x7b, struct kvm_clock_data)
    561 #define KVM_GET_CLOCK             _IOR(KVMIO, 0x7c, struct kvm_clock_data)
    562 
    563 /*
    564  * ioctls for vcpu fds
    565  */
    566 #define KVM_RUN                   _IO(KVMIO,   0x80)
    567 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
    568 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
    569 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
    570 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
    571 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
    572 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
    573 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
    574 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_DEBUG_GUEST
    575 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
    576 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
    577 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
    578 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
    579 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
    580 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
    581 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
    582 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
    583 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
    584 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
    585 /* Available with KVM_CAP_VAPIC */
    586 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO,  0x92, struct kvm_tpr_access_ctl)
    587 /* Available with KVM_CAP_VAPIC */
    588 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
    589 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
    590 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
    591 /* store status for s390 */
    592 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
    593 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
    594 #define KVM_S390_STORE_STATUS	  _IOW(KVMIO,  0x95, unsigned long)
    595 /* initial ipl psw for s390 */
    596 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
    597 /* initial reset for s390 */
    598 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,  0x97)
    599 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
    600 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
    601 /* Available with KVM_CAP_NMI */
    602 #define KVM_NMI                   _IO(KVMIO,  0x9a)
    603 /* Available with KVM_CAP_SET_GUEST_DEBUG */
    604 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
    605 /* MCE for x86 */
    606 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
    607 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
    608 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
    609 
    610 /*
    611  * Deprecated interfaces
    612  */
    613 struct kvm_breakpoint {
    614 	__u32 enabled;
    615 	__u32 padding;
    616 	__u64 address;
    617 };
    618 
    619 struct kvm_debug_guest {
    620 	__u32 enabled;
    621 	__u32 pad;
    622 	struct kvm_breakpoint breakpoints[4];
    623 	__u32 singlestep;
    624 };
    625 
    626 #define __KVM_DEPRECATED_DEBUG_GUEST _IOW(KVMIO,  0x87, struct kvm_debug_guest)
    627 
    628 #define KVM_IA64_VCPU_GET_STACK   _IOR(KVMIO,  0x9a, void *)
    629 #define KVM_IA64_VCPU_SET_STACK   _IOW(KVMIO,  0x9b, void *)
    630 
    631 #define KVM_GET_PIT2   _IOR(KVMIO,   0x9f, struct kvm_pit_state2)
    632 #define KVM_SET_PIT2   _IOW(KVMIO,   0xa0, struct kvm_pit_state2)
    633 
    634 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
    635 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
    636 #define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
    637 #define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
    638 #define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
    639 #define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
    640 #define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
    641 #define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
    642 #define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
    643 #define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
    644 #define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
    645 #define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
    646 #define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
    647 #define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
    648 #define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
    649 #define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
    650 #define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
    651 #define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
    652 #define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
    653 #define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
    654 #define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
    655 #define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
    656 #define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
    657 #define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
    658 
    659 #define KVM_DEV_ASSIGN_ENABLE_IOMMU	(1 << 0)
    660 
    661 struct kvm_assigned_pci_dev {
    662 	__u32 assigned_dev_id;
    663 	__u32 busnr;
    664 	__u32 devfn;
    665 	__u32 flags;
    666 	union {
    667 		__u32 reserved[12];
    668 	};
    669 };
    670 
    671 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
    672 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
    673 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
    674 
    675 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
    676 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
    677 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
    678 
    679 #define KVM_DEV_IRQ_HOST_MASK	 0x00ff
    680 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
    681 
    682 struct kvm_assigned_irq {
    683 	__u32 assigned_dev_id;
    684 	__u32 host_irq;
    685 	__u32 guest_irq;
    686 	__u32 flags;
    687 	union {
    688 		struct {
    689 			__u32 addr_lo;
    690 			__u32 addr_hi;
    691 			__u32 data;
    692 		} guest_msi;
    693 		__u32 reserved[12];
    694 	};
    695 };
    696 
    697 
    698 struct kvm_assigned_msix_nr {
    699 	__u32 assigned_dev_id;
    700 	__u16 entry_nr;
    701 	__u16 padding;
    702 };
    703 
    704 #define KVM_MAX_MSIX_PER_DEV		256
    705 struct kvm_assigned_msix_entry {
    706 	__u32 assigned_dev_id;
    707 	__u32 gsi;
    708 	__u16 entry; /* The index of entry in the MSI-X table */
    709 	__u16 padding[3];
    710 };
    711 
    712 #endif
    713