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Edit File : kvm.h \| Size : 60.12 KB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note / #ifndef __LINUX_KVM_H #define __LINUX_KVM_H / * Userspace interface for /dev/kvm - kernel based virtual machine * * Note: you must update KVM_API_VERSION if you change this interface. / #include <linux/const.h> #include <linux/types.h> #include <linux/ioctl.h> #include <asm/kvm.h> #define KVM_API_VERSION 12 / * Deprecated interfaces * / #define KVM_TRC_SHIFT 16 #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT) #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1)) #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01) #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02) #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01) #define KVM_TRC_HEAD_SIZE 12 #define KVM_TRC_CYCLE_SIZE 8 #define KVM_TRC_EXTRA_MAX 7 #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02) #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03) #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04) #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05) #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06) #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07) #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08) #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09) #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A) #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B) #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C) #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D) #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E) #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F) #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10) #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11) #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12) #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13) #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14) #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15) #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16) #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17) #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18) #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19) struct kvm_user_trace_setup { __u32 buf_size; __u32 buf_nr; }; #define __KVM_DEPRECATED_MAIN_W_0x06 \ _IOW(KVMIO, 0x06, struct kvm_user_trace_setup) #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07) #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08) #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq) struct kvm_breakpoint { __u32 enabled; __u32 padding; __u64 address; }; struct kvm_debug_guest { __u32 enabled; __u32 pad; struct kvm_breakpoint breakpoints[4]; __u32 singlestep; }; #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest) / * End of deprecated interfaces * / / for KVM_CREATE_MEMORY_REGION / struct kvm_memory_region { __u32 slot; __u32 flags; __u64 guest_phys_addr; __u64 memory_size; / bytes / }; / for KVM_SET_USER_MEMORY_REGION / struct kvm_userspace_memory_region { __u32 slot; __u32 flags; __u64 guest_phys_addr; __u64 memory_size; / bytes / __u64 userspace_addr; / start of the userspace allocated memory / }; / * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace, * other bits are reserved for kvm internal use which are defined in * include/linux/kvm_host.h. / #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0) #define KVM_MEM_READONLY (1UL << 1) / for KVM_IRQ_LINE / struct kvm_irq_level { / * ACPI gsi notion of irq. * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47.. * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23.. * For ARM: See Documentation/virt/kvm/api.rst / union { __u32 irq; __s32 status; }; __u32 level; }; struct kvm_irqchip { __u32 chip_id; __u32 pad; union { char dummy[512]; / reserving space / #ifdef __KVM_HAVE_PIT struct kvm_pic_state pic; #endif #ifdef __KVM_HAVE_IOAPIC struct kvm_ioapic_state ioapic; #endif } chip; }; / for KVM_CREATE_PIT2 / struct kvm_pit_config { __u32 flags; __u32 pad[15]; }; #define KVM_PIT_SPEAKER_DUMMY 1 struct kvm_s390_skeys { __u64 start_gfn; __u64 count; __u64 skeydata_addr; __u32 flags; __u32 reserved[9]; }; #define KVM_S390_CMMA_PEEK (1 << 0) /* * kvm_s390_cmma_log - Used for CMMA migration. * * Used both for input and output. * * @start_gfn: Guest page number to start from. * @count: Size of the result buffer. * @flags: Control operation mode via KVM_S390_CMMA_* flags * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty * pages are still remaining. * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set * in the PGSTE. * @values: Pointer to the values buffer. * * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls. / struct kvm_s390_cmma_log { __u64 start_gfn; __u32 count; __u32 flags; union { __u64 remaining; __u64 mask; }; __u64 values; }; struct kvm_hyperv_exit { #define KVM_EXIT_HYPERV_SYNIC 1 #define KVM_EXIT_HYPERV_HCALL 2 #define KVM_EXIT_HYPERV_SYNDBG 3 __u32 type; __u32 pad1; union { struct { __u32 msr; __u32 pad2; __u64 control; __u64 evt_page; __u64 msg_page; } synic; struct { __u64 input; __u64 result; __u64 params[2]; } hcall; struct { __u32 msr; __u32 pad2; __u64 control; __u64 status; __u64 send_page; __u64 recv_page; __u64 pending_page; } syndbg; } u; }; struct kvm_xen_exit { #define KVM_EXIT_XEN_HCALL 1 __u32 type; union { struct { __u32 longmode; __u32 cpl; __u64 input; __u64 result; __u64 params[6]; } hcall; } u; }; #define KVM_S390_GET_SKEYS_NONE 1 #define KVM_S390_SKEYS_MAX 1048576 #define KVM_EXIT_UNKNOWN 0 #define KVM_EXIT_EXCEPTION 1 #define KVM_EXIT_IO 2 #define KVM_EXIT_HYPERCALL 3 #define KVM_EXIT_DEBUG 4 #define KVM_EXIT_HLT 5 #define KVM_EXIT_MMIO 6 #define KVM_EXIT_IRQ_WINDOW_OPEN 7 #define KVM_EXIT_SHUTDOWN 8 #define KVM_EXIT_FAIL_ENTRY 9 #define KVM_EXIT_INTR 10 #define KVM_EXIT_SET_TPR 11 #define KVM_EXIT_TPR_ACCESS 12 #define KVM_EXIT_S390_SIEIC 13 #define KVM_EXIT_S390_RESET 14 #define KVM_EXIT_DCR 15 / deprecated / #define KVM_EXIT_NMI 16 #define KVM_EXIT_INTERNAL_ERROR 17 #define KVM_EXIT_OSI 18 #define KVM_EXIT_PAPR_HCALL 19 #define KVM_EXIT_S390_UCONTROL 20 #define KVM_EXIT_WATCHDOG 21 #define KVM_EXIT_S390_TSCH 22 #define KVM_EXIT_EPR 23 #define KVM_EXIT_SYSTEM_EVENT 24 #define KVM_EXIT_S390_STSI 25 #define KVM_EXIT_IOAPIC_EOI 26 #define KVM_EXIT_HYPERV 27 #define KVM_EXIT_ARM_NISV 28 #define KVM_EXIT_X86_RDMSR 29 #define KVM_EXIT_X86_WRMSR 30 #define KVM_EXIT_DIRTY_RING_FULL 31 #define KVM_EXIT_AP_RESET_HOLD 32 #define KVM_EXIT_X86_BUS_LOCK 33 #define KVM_EXIT_XEN 34 / For KVM_EXIT_INTERNAL_ERROR / / Emulate instruction failed. / #define KVM_INTERNAL_ERROR_EMULATION 1 / Encounter unexpected simultaneous exceptions. / #define KVM_INTERNAL_ERROR_SIMUL_EX 2 / Encounter unexpected vm-exit due to delivery event. / #define KVM_INTERNAL_ERROR_DELIVERY_EV 3 / Encounter unexpected vm-exit reason / #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4 / Flags that describe what fields in emulation_failure hold valid data. / #define KVM_INTERNAL_ERROR_EMULATION_FLAG_INSTRUCTION_BYTES (1ULL << 0) / for KVM_RUN, returned by mmap(vcpu_fd, offset=0) / struct kvm_run { / in / __u8 request_interrupt_window; __u8 immediate_exit; __u8 padding1[6]; / out / __u32 exit_reason; __u8 ready_for_interrupt_injection; __u8 if_flag; __u16 flags; / in (pre_kvm_run), out (post_kvm_run) / __u64 cr8; __u64 apic_base; #ifdef __KVM_S390 / the processor status word for s390 / __u64 psw_mask; / psw upper half / __u64 psw_addr; / psw lower half / #endif union { / KVM_EXIT_UNKNOWN / struct { __u64 hardware_exit_reason; } hw; / KVM_EXIT_FAIL_ENTRY / struct { __u64 hardware_entry_failure_reason; __u32 cpu; } fail_entry; / KVM_EXIT_EXCEPTION / struct { __u32 exception; __u32 error_code; } ex; / KVM_EXIT_IO / struct { #define KVM_EXIT_IO_IN 0 #define KVM_EXIT_IO_OUT 1 __u8 direction; __u8 size; / bytes / __u16 port; __u32 count; __u64 data_offset; / relative to kvm_run start / } io; / KVM_EXIT_DEBUG / struct { struct kvm_debug_exit_arch arch; } debug; / KVM_EXIT_MMIO / struct { __u64 phys_addr; __u8 data[8]; __u32 len; __u8 is_write; } mmio; / KVM_EXIT_HYPERCALL / struct { __u64 nr; __u64 args[6]; __u64 ret; __u32 longmode; __u32 pad; } hypercall; / KVM_EXIT_TPR_ACCESS / struct { __u64 rip; __u32 is_write; __u32 pad; } tpr_access; / KVM_EXIT_S390_SIEIC / struct { __u8 icptcode; __u16 ipa; __u32 ipb; } s390_sieic; / KVM_EXIT_S390_RESET / #define KVM_S390_RESET_POR 1 #define KVM_S390_RESET_CLEAR 2 #define KVM_S390_RESET_SUBSYSTEM 4 #define KVM_S390_RESET_CPU_INIT 8 #define KVM_S390_RESET_IPL 16 __u64 s390_reset_flags; / KVM_EXIT_S390_UCONTROL / struct { __u64 trans_exc_code; __u32 pgm_code; } s390_ucontrol; / KVM_EXIT_DCR (deprecated) / struct { __u32 dcrn; __u32 data; __u8 is_write; } dcr; / KVM_EXIT_INTERNAL_ERROR / struct { __u32 suberror; / Available with KVM_CAP_INTERNAL_ERROR_DATA: / __u32 ndata; __u64 data[16]; } internal; / * KVM_INTERNAL_ERROR_EMULATION * * "struct emulation_failure" is an overlay of "struct internal" * that is used for the KVM_INTERNAL_ERROR_EMULATION sub-type of * KVM_EXIT_INTERNAL_ERROR. Note, unlike other internal error * sub-types, this struct is ABI! It also needs to be backwards * compatible with "struct internal". Take special care that * "ndata" is correct, that new fields are enumerated in "flags", * and that each flag enumerates fields that are 64-bit aligned * and sized (so that ndata+internal.data[] is valid/accurate). * * Space beyond the defined fields may be used to store arbitrary * debug information relating to the emulation failure. It is * accounted for in "ndata" but the format is unspecified and is * not represented in "flags". Any such information is not ABI! / struct { __u32 suberror; __u32 ndata; __u64 flags; union { struct { __u8 insn_size; __u8 insn_bytes[15]; }; }; / Arbitrary debug data may follow. / } emulation_failure; / KVM_EXIT_OSI / struct { __u64 gprs[32]; } osi; / KVM_EXIT_PAPR_HCALL / struct { __u64 nr; __u64 ret; __u64 args[9]; } papr_hcall; / KVM_EXIT_S390_TSCH / struct { __u16 subchannel_id; __u16 subchannel_nr; __u32 io_int_parm; __u32 io_int_word; __u32 ipb; __u8 dequeued; } s390_tsch; / KVM_EXIT_EPR / struct { __u32 epr; } epr; / KVM_EXIT_SYSTEM_EVENT / struct { #define KVM_SYSTEM_EVENT_SHUTDOWN 1 #define KVM_SYSTEM_EVENT_RESET 2 #define KVM_SYSTEM_EVENT_CRASH 3 __u32 type; __u64 flags; } system_event; / KVM_EXIT_S390_STSI / struct { __u64 addr; __u8 ar; __u8 reserved; __u8 fc; __u8 sel1; __u16 sel2; } s390_stsi; / KVM_EXIT_IOAPIC_EOI / struct { __u8 vector; } eoi; / KVM_EXIT_HYPERV / struct kvm_hyperv_exit hyperv; / KVM_EXIT_ARM_NISV / struct { __u64 esr_iss; __u64 fault_ipa; } arm_nisv; / KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR / struct { __u8 error; / user -> kernel / __u8 pad[7]; #define KVM_MSR_EXIT_REASON_INVAL (1 << 0) #define KVM_MSR_EXIT_REASON_UNKNOWN (1 << 1) #define KVM_MSR_EXIT_REASON_FILTER (1 << 2) __u32 reason; / kernel -> user / __u32 index; / kernel -> user / __u64 data; / kernel <-> user / } msr; / KVM_EXIT_XEN / struct kvm_xen_exit xen; / Fix the size of the union. / char padding[256]; }; / 2048 is the size of the char array used to bound/pad the size * of the union that holds sync regs. / #define SYNC_REGS_SIZE_BYTES 2048 / * shared registers between kvm and userspace. * kvm_valid_regs specifies the register classes set by the host * kvm_dirty_regs specified the register classes dirtied by userspace * struct kvm_sync_regs is architecture specific, as well as the * bits for kvm_valid_regs and kvm_dirty_regs / __u64 kvm_valid_regs; __u64 kvm_dirty_regs; union { struct kvm_sync_regs regs; char padding[SYNC_REGS_SIZE_BYTES]; } s; }; / for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO / struct kvm_coalesced_mmio_zone { __u64 addr; __u32 size; union { __u32 pad; __u32 pio; }; }; struct kvm_coalesced_mmio { __u64 phys_addr; __u32 len; union { __u32 pad; __u32 pio; }; __u8 data[8]; }; struct kvm_coalesced_mmio_ring { __u32 first, last; struct kvm_coalesced_mmio coalesced_mmio[0]; }; #define KVM_COALESCED_MMIO_MAX \ ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \ sizeof(struct kvm_coalesced_mmio)) / for KVM_TRANSLATE / struct kvm_translation { / in / __u64 linear_address; / out / __u64 physical_address; __u8 valid; __u8 writeable; __u8 usermode; __u8 pad[5]; }; / for KVM_S390_MEM_OP / struct kvm_s390_mem_op { / in / __u64 gaddr; / the guest address / __u64 flags; / flags / __u32 size; / amount of bytes / __u32 op; / type of operation / __u64 buf; / buffer in userspace / union { struct { __u8 ar; / the access register number / __u8 key; / access key, ignored if flag unset / }; __u32 sida_offset; / offset into the sida / __u8 reserved[32]; / ignored / }; }; / types for kvm_s390_mem_op->op / #define KVM_S390_MEMOP_LOGICAL_READ 0 #define KVM_S390_MEMOP_LOGICAL_WRITE 1 #define KVM_S390_MEMOP_SIDA_READ 2 #define KVM_S390_MEMOP_SIDA_WRITE 3 #define KVM_S390_MEMOP_ABSOLUTE_READ 4 #define KVM_S390_MEMOP_ABSOLUTE_WRITE 5 / flags for kvm_s390_mem_op->flags / #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0) #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1) #define KVM_S390_MEMOP_F_SKEY_PROTECTION (1ULL << 2) / for KVM_INTERRUPT / struct kvm_interrupt { / in / __u32 irq; }; / for KVM_GET_DIRTY_LOG / struct kvm_dirty_log { __u32 slot; __u32 padding1; union { void dirty_bitmap; /* one bit per page / __u64 padding2; }; }; / for KVM_CLEAR_DIRTY_LOG / struct kvm_clear_dirty_log { __u32 slot; __u32 num_pages; __u64 first_page; union { void dirty_bitmap; /* one bit per page / __u64 padding2; }; }; / for KVM_SET_SIGNAL_MASK / struct kvm_signal_mask { __u32 len; __u8 sigset[0]; }; / for KVM_TPR_ACCESS_REPORTING / struct kvm_tpr_access_ctl { __u32 enabled; __u32 flags; __u32 reserved[8]; }; / for KVM_SET_VAPIC_ADDR / struct kvm_vapic_addr { __u64 vapic_addr; }; / for KVM_SET_MP_STATE / / not all states are valid on all architectures / #define KVM_MP_STATE_RUNNABLE 0 #define KVM_MP_STATE_UNINITIALIZED 1 #define KVM_MP_STATE_INIT_RECEIVED 2 #define KVM_MP_STATE_HALTED 3 #define KVM_MP_STATE_SIPI_RECEIVED 4 #define KVM_MP_STATE_STOPPED 5 #define KVM_MP_STATE_CHECK_STOP 6 #define KVM_MP_STATE_OPERATING 7 #define KVM_MP_STATE_LOAD 8 #define KVM_MP_STATE_AP_RESET_HOLD 9 struct kvm_mp_state { __u32 mp_state; }; struct kvm_s390_psw { __u64 mask; __u64 addr; }; / valid values for type in kvm_s390_interrupt / #define KVM_S390_SIGP_STOP 0xfffe0000u #define KVM_S390_PROGRAM_INT 0xfffe0001u #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u #define KVM_S390_RESTART 0xfffe0003u #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u #define KVM_S390_MCHK 0xfffe1000u #define KVM_S390_INT_CLOCK_COMP 0xffff1004u #define KVM_S390_INT_CPU_TIMER 0xffff1005u #define KVM_S390_INT_VIRTIO 0xffff2603u #define KVM_S390_INT_SERVICE 0xffff2401u #define KVM_S390_INT_EMERGENCY 0xffff1201u #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u / Anything below 0xfffe0000u is taken by INT_IO / #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ (((schid)) \| \ ((ssid) << 16) \| \ ((cssid) << 18) \| \ ((ai) << 26)) #define KVM_S390_INT_IO_MIN 0x00000000u #define KVM_S390_INT_IO_MAX 0xfffdffffu #define KVM_S390_INT_IO_AI_MASK 0x04000000u struct kvm_s390_interrupt { __u32 type; __u32 parm; __u64 parm64; }; struct kvm_s390_io_info { __u16 subchannel_id; __u16 subchannel_nr; __u32 io_int_parm; __u32 io_int_word; }; struct kvm_s390_ext_info { __u32 ext_params; __u32 pad; __u64 ext_params2; }; struct kvm_s390_pgm_info { __u64 trans_exc_code; __u64 mon_code; __u64 per_address; __u32 data_exc_code; __u16 code; __u16 mon_class_nr; __u8 per_code; __u8 per_atmid; __u8 exc_access_id; __u8 per_access_id; __u8 op_access_id; #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01 #define KVM_S390_PGM_FLAGS_ILC_0 0x02 #define KVM_S390_PGM_FLAGS_ILC_1 0x04 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08 __u8 flags; __u8 pad[2]; }; struct kvm_s390_prefix_info { __u32 address; }; struct kvm_s390_extcall_info { __u16 code; }; struct kvm_s390_emerg_info { __u16 code; }; #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01 struct kvm_s390_stop_info { __u32 flags; }; struct kvm_s390_mchk_info { __u64 cr14; __u64 mcic; __u64 failing_storage_address; __u32 ext_damage_code; __u32 pad; __u8 fixed_logout[16]; }; struct kvm_s390_irq { __u64 type; union { struct kvm_s390_io_info io; struct kvm_s390_ext_info ext; struct kvm_s390_pgm_info pgm; struct kvm_s390_emerg_info emerg; struct kvm_s390_extcall_info extcall; struct kvm_s390_prefix_info prefix; struct kvm_s390_stop_info stop; struct kvm_s390_mchk_info mchk; char reserved[64]; } u; }; struct kvm_s390_irq_state { __u64 buf; __u32 flags; / will stay unused for compatibility reasons / __u32 len; __u32 reserved[4]; / will stay unused for compatibility reasons / }; / for KVM_SET_GUEST_DEBUG / #define KVM_GUESTDBG_ENABLE 0x00000001 #define KVM_GUESTDBG_SINGLESTEP 0x00000002 struct kvm_guest_debug { __u32 control; __u32 pad; struct kvm_guest_debug_arch arch; }; enum { kvm_ioeventfd_flag_nr_datamatch, kvm_ioeventfd_flag_nr_pio, kvm_ioeventfd_flag_nr_deassign, kvm_ioeventfd_flag_nr_virtio_ccw_notify, kvm_ioeventfd_flag_nr_fast_mmio, kvm_ioeventfd_flag_nr_max, }; #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch) #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio) #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign) #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \ (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify) #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1) struct kvm_ioeventfd { __u64 datamatch; __u64 addr; / legal pio/mmio address / __u32 len; / 1, 2, 4, or 8 bytes; or 0 to ignore length / __s32 fd; __u32 flags; __u8 pad[36]; }; #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0) #define KVM_X86_DISABLE_EXITS_HLT (1 << 1) #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2) #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3) #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT \| \ KVM_X86_DISABLE_EXITS_HLT \| \ KVM_X86_DISABLE_EXITS_PAUSE \| \ KVM_X86_DISABLE_EXITS_CSTATE) / for KVM_ENABLE_CAP / struct kvm_enable_cap { / in / __u32 cap; __u32 flags; __u64 args[4]; __u8 pad[64]; }; / for KVM_PPC_GET_PVINFO / #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) struct kvm_ppc_pvinfo { / out / __u32 flags; __u32 hcall[4]; __u8 pad[108]; }; / for KVM_PPC_GET_SMMU_INFO / #define KVM_PPC_PAGE_SIZES_MAX_SZ 8 struct kvm_ppc_one_page_size { __u32 page_shift; / Page shift (or 0) / __u32 pte_enc; / Encoding in the HPTE (>>12) / }; struct kvm_ppc_one_seg_page_size { __u32 page_shift; / Base page shift of segment (or 0) / __u32 slb_enc; / SLB encoding for BookS / struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; }; #define KVM_PPC_PAGE_SIZES_REAL 0x00000001 #define KVM_PPC_1T_SEGMENTS 0x00000002 #define KVM_PPC_NO_HASH 0x00000004 struct kvm_ppc_smmu_info { __u64 flags; __u32 slb_size; __u16 data_keys; / # storage keys supported for data / __u16 instr_keys; / # storage keys supported for instructions / struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; }; / for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} / struct kvm_ppc_resize_hpt { __u64 flags; __u32 shift; __u32 pad; }; #define KVMIO 0xAE / machine type bits, to be used as argument to KVM_CREATE_VM / #define KVM_VM_S390_UCONTROL 1 / on ppc, 0 indicate default, 1 should force HV and 2 PR / #define KVM_VM_PPC_HV 1 #define KVM_VM_PPC_PR 2 / on MIPS, 0 forces trap & emulate, 1 forces VZ ASE / #define KVM_VM_MIPS_TE 0 #define KVM_VM_MIPS_VZ 1 #define KVM_S390_SIE_PAGE_OFFSET 1 / * On arm64, machine type can be used to request the physical * address size for the VM. Bits[7-0] are reserved for the guest * PA size shift (i.e, log2(PA_Size)). For backward compatibility, * value 0 implies the default IPA size, 40bits. / #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL #define KVM_VM_TYPE_ARM_IPA_SIZE(x) \ ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK) / * ioctls for /dev/kvm fds: / #define KVM_GET_API_VERSION _IO(KVMIO, 0x00) #define KVM_CREATE_VM _IO(KVMIO, 0x01) / returns a VM fd / #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list) #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06) / * Check if a kvm extension is available. Argument is extension number, * return is 1 (yes) or 0 (no, sorry). / #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03) / * Get size for mmap(vcpu_fd) / #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) / in bytes / #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2) #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2) #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list) / * Extension capability list. / #define KVM_CAP_IRQCHIP 0 #define KVM_CAP_HLT 1 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 #define KVM_CAP_USER_MEMORY 3 #define KVM_CAP_SET_TSS_ADDR 4 #define KVM_CAP_VAPIC 6 #define KVM_CAP_EXT_CPUID 7 #define KVM_CAP_CLOCKSOURCE 8 #define KVM_CAP_NR_VCPUS 9 / returns recommended max vcpus per vm / #define KVM_CAP_NR_MEMSLOTS 10 / returns max memory slots per vm / #define KVM_CAP_PIT 11 #define KVM_CAP_NOP_IO_DELAY 12 #define KVM_CAP_PV_MMU 13 #define KVM_CAP_MP_STATE 14 #define KVM_CAP_COALESCED_MMIO 15 #define KVM_CAP_SYNC_MMU 16 / Changes to host mmap are reflected in guest / #define KVM_CAP_IOMMU 18 / Bug in KVM_SET_USER_MEMORY_REGION fixed: / #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 #define KVM_CAP_USER_NMI 22 #ifdef __KVM_HAVE_GUEST_DEBUG #define KVM_CAP_SET_GUEST_DEBUG 23 #endif #ifdef __KVM_HAVE_PIT #define KVM_CAP_REINJECT_CONTROL 24 #endif #define KVM_CAP_IRQ_ROUTING 25 #define KVM_CAP_IRQ_INJECT_STATUS 26 #define KVM_CAP_ASSIGN_DEV_IRQ 29 / Another bug in KVM_SET_USER_MEMORY_REGION fixed: / #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30 #ifdef __KVM_HAVE_MCE #define KVM_CAP_MCE 31 #endif #define KVM_CAP_IRQFD 32 #ifdef __KVM_HAVE_PIT #define KVM_CAP_PIT2 33 #endif #define KVM_CAP_SET_BOOT_CPU_ID 34 #ifdef __KVM_HAVE_PIT_STATE2 #define KVM_CAP_PIT_STATE2 35 #endif #define KVM_CAP_IOEVENTFD 36 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37 #ifdef __KVM_HAVE_XEN_HVM #define KVM_CAP_XEN_HVM 38 #endif #define KVM_CAP_ADJUST_CLOCK 39 #define KVM_CAP_INTERNAL_ERROR_DATA 40 #ifdef __KVM_HAVE_VCPU_EVENTS #define KVM_CAP_VCPU_EVENTS 41 #endif #define KVM_CAP_S390_PSW 42 #define KVM_CAP_PPC_SEGSTATE 43 #define KVM_CAP_HYPERV 44 #define KVM_CAP_HYPERV_VAPIC 45 #define KVM_CAP_HYPERV_SPIN 46 #define KVM_CAP_PCI_SEGMENT 47 #define KVM_CAP_PPC_PAIRED_SINGLES 48 #define KVM_CAP_INTR_SHADOW 49 #ifdef __KVM_HAVE_DEBUGREGS #define KVM_CAP_DEBUGREGS 50 #endif #define KVM_CAP_X86_ROBUST_SINGLESTEP 51 #define KVM_CAP_PPC_OSI 52 #define KVM_CAP_PPC_UNSET_IRQ 53 #define KVM_CAP_ENABLE_CAP 54 #ifdef __KVM_HAVE_XSAVE #define KVM_CAP_XSAVE 55 #endif #ifdef __KVM_HAVE_XCRS #define KVM_CAP_XCRS 56 #endif #define KVM_CAP_PPC_GET_PVINFO 57 #define KVM_CAP_PPC_IRQ_LEVEL 58 #define KVM_CAP_ASYNC_PF 59 #define KVM_CAP_TSC_CONTROL 60 #define KVM_CAP_GET_TSC_KHZ 61 #define KVM_CAP_PPC_BOOKE_SREGS 62 #define KVM_CAP_SPAPR_TCE 63 #define KVM_CAP_PPC_SMT 64 #define KVM_CAP_PPC_RMA 65 #define KVM_CAP_MAX_VCPUS 66 / returns max vcpus per vm / #define KVM_CAP_PPC_HIOR 67 #define KVM_CAP_PPC_PAPR 68 #define KVM_CAP_SW_TLB 69 #define KVM_CAP_ONE_REG 70 #define KVM_CAP_S390_GMAP 71 #define KVM_CAP_TSC_DEADLINE_TIMER 72 #define KVM_CAP_S390_UCONTROL 73 #define KVM_CAP_SYNC_REGS 74 #define KVM_CAP_PCI_2_3 75 #define KVM_CAP_KVMCLOCK_CTRL 76 #define KVM_CAP_SIGNAL_MSI 77 #define KVM_CAP_PPC_GET_SMMU_INFO 78 #define KVM_CAP_S390_COW 79 #define KVM_CAP_PPC_ALLOC_HTAB 80 #define KVM_CAP_READONLY_MEM 81 #define KVM_CAP_IRQFD_RESAMPLE 82 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83 #define KVM_CAP_PPC_HTAB_FD 84 #define KVM_CAP_S390_CSS_SUPPORT 85 #define KVM_CAP_PPC_EPR 86 #define KVM_CAP_ARM_PSCI 87 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88 #define KVM_CAP_DEVICE_CTRL 89 #define KVM_CAP_IRQ_MPIC 90 #define KVM_CAP_PPC_RTAS 91 #define KVM_CAP_IRQ_XICS 92 #define KVM_CAP_ARM_EL1_32BIT 93 #define KVM_CAP_SPAPR_MULTITCE 94 #define KVM_CAP_EXT_EMUL_CPUID 95 #define KVM_CAP_HYPERV_TIME 96 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97 #define KVM_CAP_ENABLE_CAP_VM 98 #define KVM_CAP_S390_IRQCHIP 99 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100 #define KVM_CAP_VM_ATTRIBUTES 101 #define KVM_CAP_ARM_PSCI_0_2 102 #define KVM_CAP_PPC_FIXUP_HCALL 103 #define KVM_CAP_PPC_ENABLE_HCALL 104 #define KVM_CAP_CHECK_EXTENSION_VM 105 #define KVM_CAP_S390_USER_SIGP 106 #define KVM_CAP_S390_VECTOR_REGISTERS 107 #define KVM_CAP_S390_MEM_OP 108 #define KVM_CAP_S390_USER_STSI 109 #define KVM_CAP_S390_SKEYS 110 #define KVM_CAP_MIPS_FPU 111 #define KVM_CAP_MIPS_MSA 112 #define KVM_CAP_S390_INJECT_IRQ 113 #define KVM_CAP_S390_IRQ_STATE 114 #define KVM_CAP_PPC_HWRNG 115 #define KVM_CAP_DISABLE_QUIRKS 116 #define KVM_CAP_X86_SMM 117 #define KVM_CAP_MULTI_ADDRESS_SPACE 118 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120 #define KVM_CAP_SPLIT_IRQCHIP 121 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122 #define KVM_CAP_HYPERV_SYNIC 123 #define KVM_CAP_S390_RI 124 #define KVM_CAP_SPAPR_TCE_64 125 #define KVM_CAP_ARM_PMU_V3 126 #define KVM_CAP_VCPU_ATTRIBUTES 127 #define KVM_CAP_MAX_VCPU_ID 128 #define KVM_CAP_X2APIC_API 129 #define KVM_CAP_S390_USER_INSTR0 130 #define KVM_CAP_MSI_DEVID 131 #define KVM_CAP_PPC_HTM 132 #define KVM_CAP_SPAPR_RESIZE_HPT 133 #define KVM_CAP_PPC_MMU_RADIX 134 #define KVM_CAP_PPC_MMU_HASH_V3 135 #define KVM_CAP_IMMEDIATE_EXIT 136 #define KVM_CAP_MIPS_VZ 137 #define KVM_CAP_MIPS_TE 138 #define KVM_CAP_MIPS_64BIT 139 #define KVM_CAP_S390_GS 140 #define KVM_CAP_S390_AIS 141 #define KVM_CAP_SPAPR_TCE_VFIO 142 #define KVM_CAP_X86_DISABLE_EXITS 143 #define KVM_CAP_ARM_USER_IRQ 144 #define KVM_CAP_S390_CMMA_MIGRATION 145 #define KVM_CAP_PPC_FWNMI 146 #define KVM_CAP_PPC_SMT_POSSIBLE 147 #define KVM_CAP_HYPERV_SYNIC2 148 #define KVM_CAP_HYPERV_VP_INDEX 149 #define KVM_CAP_S390_AIS_MIGRATION 150 #define KVM_CAP_PPC_GET_CPU_CHAR 151 #define KVM_CAP_S390_BPB 152 #define KVM_CAP_GET_MSR_FEATURES 153 #define KVM_CAP_HYPERV_EVENTFD 154 #define KVM_CAP_HYPERV_TLBFLUSH 155 #define KVM_CAP_S390_HPAGE_1M 156 #define KVM_CAP_NESTED_STATE 157 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158 #define KVM_CAP_MSR_PLATFORM_INFO 159 #define KVM_CAP_PPC_NESTED_HV 160 #define KVM_CAP_HYPERV_SEND_IPI 161 #define KVM_CAP_COALESCED_PIO 162 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163 #define KVM_CAP_EXCEPTION_PAYLOAD 164 #define KVM_CAP_ARM_VM_IPA_SIZE 165 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 / Obsolete / #define KVM_CAP_HYPERV_CPUID 167 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168 #define KVM_CAP_PPC_IRQ_XIVE 169 #define KVM_CAP_ARM_SVE 170 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172 #define KVM_CAP_PMU_EVENT_FILTER 173 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176 #define KVM_CAP_ARM_NISV_TO_USER 177 #define KVM_CAP_ARM_INJECT_EXT_DABT 178 #define KVM_CAP_S390_VCPU_RESETS 179 #define KVM_CAP_S390_PROTECTED 180 #define KVM_CAP_PPC_SECURE_GUEST 181 #define KVM_CAP_HALT_POLL 182 #define KVM_CAP_ASYNC_PF_INT 183 #define KVM_CAP_LAST_CPU 184 #define KVM_CAP_SMALLER_MAXPHYADDR 185 #define KVM_CAP_S390_DIAG318 186 #define KVM_CAP_STEAL_TIME 187 #define KVM_CAP_X86_USER_SPACE_MSR 188 #define KVM_CAP_X86_MSR_FILTER 189 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190 #define KVM_CAP_SYS_HYPERV_CPUID 191 #define KVM_CAP_DIRTY_LOG_RING 192 #define KVM_CAP_X86_BUS_LOCK_EXIT 193 #define KVM_CAP_SET_GUEST_DEBUG2 195 #define KVM_CAP_SGX_ATTRIBUTE 196 #define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197 #define KVM_CAP_HYPERV_ENFORCE_CPUID 199 #define KVM_CAP_SREGS2 200 #define KVM_CAP_EXIT_HYPERCALL 201 #define KVM_CAP_BINARY_STATS_FD 203 #define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204 #define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206 #define KVM_CAP_XSAVE2 208 #define KVM_CAP_SYS_ATTRIBUTES 209 #define KVM_CAP_S390_MEM_OP_EXTENSION 211 #define KVM_CAP_PMU_CAPABILITY 212 #define KVM_CAP_DISABLE_QUIRKS2 213 #define KVM_CAP_VM_TSC_CONTROL 214 #define KVM_CAP_SYSTEM_EVENT_DATA 215 #define KVM_CAP_ARM_SYSTEM_SUSPEND 216 #define KVM_CAP_S390_PROTECTED_DUMP 217 #define KVM_CAP_S390_ZPCI_OP 221 #define KVM_CAP_S390_CPU_TOPOLOGY 222 #ifdef KVM_CAP_IRQ_ROUTING struct kvm_irq_routing_irqchip { __u32 irqchip; __u32 pin; }; struct kvm_irq_routing_msi { __u32 address_lo; __u32 address_hi; __u32 data; union { __u32 pad; __u32 devid; }; }; struct kvm_irq_routing_s390_adapter { __u64 ind_addr; __u64 summary_addr; __u64 ind_offset; __u32 summary_offset; __u32 adapter_id; }; struct kvm_irq_routing_hv_sint { __u32 vcpu; __u32 sint; }; struct kvm_irq_routing_xen_evtchn { __u32 port; __u32 vcpu; __u32 priority; }; #define KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL ((__u32)(-1)) / gsi routing entry types / #define KVM_IRQ_ROUTING_IRQCHIP 1 #define KVM_IRQ_ROUTING_MSI 2 #define KVM_IRQ_ROUTING_S390_ADAPTER 3 #define KVM_IRQ_ROUTING_HV_SINT 4 #define KVM_IRQ_ROUTING_XEN_EVTCHN 5 struct kvm_irq_routing_entry { __u32 gsi; __u32 type; __u32 flags; __u32 pad; union { struct kvm_irq_routing_irqchip irqchip; struct kvm_irq_routing_msi msi; struct kvm_irq_routing_s390_adapter adapter; struct kvm_irq_routing_hv_sint hv_sint; struct kvm_irq_routing_xen_evtchn xen_evtchn; __u32 pad[8]; } u; }; struct kvm_irq_routing { __u32 nr; __u32 flags; struct kvm_irq_routing_entry entries[0]; }; #endif #ifdef KVM_CAP_MCE / x86 MCE / struct kvm_x86_mce { __u64 status; __u64 addr; __u64 misc; __u64 mcg_status; __u8 bank; __u8 pad1[7]; __u64 pad2[3]; }; #endif #ifdef KVM_CAP_XEN_HVM #define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR (1 << 0) #define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL (1 << 1) #define KVM_XEN_HVM_CONFIG_SHARED_INFO (1 << 2) #define KVM_XEN_HVM_CONFIG_RUNSTATE (1 << 3) #define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL (1 << 4) struct kvm_xen_hvm_config { __u32 flags; __u32 msr; __u64 blob_addr_32; __u64 blob_addr_64; __u8 blob_size_32; __u8 blob_size_64; __u8 pad2[30]; }; #endif #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) / * Available with KVM_CAP_IRQFD_RESAMPLE * * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies * the irqfd to operate in resampling mode for level triggered interrupt * emulation. See Documentation/virt/kvm/api.rst. / #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1) struct kvm_irqfd { __u32 fd; __u32 gsi; __u32 flags; __u32 resamplefd; __u8 pad[16]; }; / For KVM_CAP_ADJUST_CLOCK / / Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. / #define KVM_CLOCK_TSC_STABLE 2 #define KVM_CLOCK_REALTIME (1 << 2) #define KVM_CLOCK_HOST_TSC (1 << 3) struct kvm_clock_data { __u64 clock; __u32 flags; __u32 pad0; __u64 realtime; __u64 host_tsc; __u32 pad[4]; }; / For KVM_CAP_SW_TLB / #define KVM_MMU_FSL_BOOKE_NOHV 0 #define KVM_MMU_FSL_BOOKE_HV 1 struct kvm_config_tlb { __u64 params; __u64 array; __u32 mmu_type; __u32 array_len; }; struct kvm_dirty_tlb { __u64 bitmap; __u32 num_dirty; }; / Available with KVM_CAP_ONE_REG / #define KVM_REG_ARCH_MASK 0xff00000000000000ULL #define KVM_REG_GENERIC 0x0000000000000000ULL / * Architecture specific registers are to be defined in arch headers and * ORed with the arch identifier. / #define KVM_REG_PPC 0x1000000000000000ULL #define KVM_REG_X86 0x2000000000000000ULL #define KVM_REG_IA64 0x3000000000000000ULL #define KVM_REG_ARM 0x4000000000000000ULL #define KVM_REG_S390 0x5000000000000000ULL #define KVM_REG_ARM64 0x6000000000000000ULL #define KVM_REG_MIPS 0x7000000000000000ULL #define KVM_REG_SIZE_SHIFT 52 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL #define KVM_REG_SIZE_U8 0x0000000000000000ULL #define KVM_REG_SIZE_U16 0x0010000000000000ULL #define KVM_REG_SIZE_U32 0x0020000000000000ULL #define KVM_REG_SIZE_U64 0x0030000000000000ULL #define KVM_REG_SIZE_U128 0x0040000000000000ULL #define KVM_REG_SIZE_U256 0x0050000000000000ULL #define KVM_REG_SIZE_U512 0x0060000000000000ULL #define KVM_REG_SIZE_U1024 0x0070000000000000ULL #define KVM_REG_SIZE_U2048 0x0080000000000000ULL struct kvm_reg_list { __u64 n; / number of regs / __u64 reg[0]; }; struct kvm_one_reg { __u64 id; __u64 addr; }; #define KVM_MSI_VALID_DEVID (1U << 0) struct kvm_msi { __u32 address_lo; __u32 address_hi; __u32 data; __u32 flags; __u32 devid; __u8 pad[12]; }; struct kvm_arm_device_addr { __u64 id; __u64 addr; }; / * Device control API, available with KVM_CAP_DEVICE_CTRL / #define KVM_CREATE_DEVICE_TEST 1 struct kvm_create_device { __u32 type; / in: KVM_DEV_TYPE_xxx / __u32 fd; / out: device handle / __u32 flags; / in: KVM_CREATE_DEVICE_xxx / }; struct kvm_device_attr { __u32 flags; / no flags currently defined / __u32 group; / device-defined / __u64 attr; / group-defined / __u64 addr; / userspace address of attr data / }; #define KVM_DEV_VFIO_GROUP 1 #define KVM_DEV_VFIO_GROUP_ADD 1 #define KVM_DEV_VFIO_GROUP_DEL 2 #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3 enum kvm_device_type { KVM_DEV_TYPE_FSL_MPIC_20 = 1, #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_42, #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_XICS, #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS KVM_DEV_TYPE_VFIO, #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_ARM_VGIC_V2, #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_FLIC, #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_ARM_VGIC_V3, #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_ITS, #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_XIVE, #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_ARM_PV_TIME, #define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_MAX, }; struct kvm_vfio_spapr_tce { __s32 groupfd; __s32 tablefd; }; / * ioctls for VM fds / #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) / * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns * a vcpu fd. / #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) / KVM_SET_MEMORY_ALIAS is obsolete: / #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ struct kvm_userspace_memory_region) #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64) / enable ucontrol for s390 / struct kvm_s390_ucas_mapping { __u64 user_addr; __u64 vcpu_addr; __u64 length; }; #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) / Device model IOC / #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip) #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip) #define KVM_CREATE_PIT _IO(KVMIO, 0x64) #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state) #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state) #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level) #define KVM_REGISTER_COALESCED_MMIO \ _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone) #define KVM_UNREGISTER_COALESCED_MMIO \ _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone) #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \ struct kvm_assigned_pci_dev) #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing) / deprecated, replaced by KVM_ASSIGN_DEV_IRQ / #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq) #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71) #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \ struct kvm_assigned_pci_dev) #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \ struct kvm_assigned_msix_nr) #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \ struct kvm_assigned_msix_entry) #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq) #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd) #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config) #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78) #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd) #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config) #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data) #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data) / Available with KVM_CAP_PIT_STATE2 / #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2) #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2) / Available with KVM_CAP_PPC_GET_PVINFO / #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo) / Available with KVM_CAP_TSC_CONTROL / #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2) #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3) / Available with KVM_CAP_PCI_2_3 / #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \ struct kvm_assigned_pci_dev) / Available with KVM_CAP_SIGNAL_MSI / #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi) / Available with KVM_CAP_PPC_GET_SMMU_INFO / #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info) / Available with KVM_CAP_PPC_ALLOC_HTAB / #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32) #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce) #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \ struct kvm_create_spapr_tce_64) / Available with KVM_CAP_RMA / #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma) / Available with KVM_CAP_PPC_HTAB_FD / #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd) / Available with KVM_CAP_ARM_SET_DEVICE_ADDR / #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) / Available with KVM_CAP_PPC_RTAS / #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args) / Available with KVM_CAP_SPAPR_RESIZE_HPT / #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt) #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt) / Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 / #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg) / Available with KVM_CAP_PPC_RADIX_MMU / #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info) / Available with KVM_CAP_PPC_GET_CPU_CHAR / #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char) / Available with KVM_CAP_PMU_EVENT_FILTER / #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter) #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3) / ioctl for vm fd / #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) / ioctls for fds returned by KVM_CREATE_DEVICE / #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr) #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr) #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr) / * ioctls for vcpu fds / #define KVM_RUN _IO(KVMIO, 0x80) #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs) #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs) #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs) #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs) #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation) #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt) / KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead / #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs) #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs) #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid) #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask) #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu) #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) / Available with KVM_CAP_VAPIC / #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) / Available with KVM_CAP_VAPIC / #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) / valid for virtual machine (for floating interrupt)_and_ vcpu / #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt) / store status for s390 / #define KVM_S390_STORE_STATUS_NOADDR (-1ul) #define KVM_S390_STORE_STATUS_PREFIXED (-2ul) #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long) / initial ipl psw for s390 / #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw) / initial reset for s390 / #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97) #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state) #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state) / Available with KVM_CAP_USER_NMI / #define KVM_NMI _IO(KVMIO, 0x9a) / Available with KVM_CAP_SET_GUEST_DEBUG / #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug) / MCE for x86 / #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64) #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64) #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce) / Available with KVM_CAP_VCPU_EVENTS / #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events) #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events) / Available with KVM_CAP_DEBUGREGS / #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs) #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs) / * vcpu version available with KVM_ENABLE_CAP * vm version available with KVM_CAP_ENABLE_CAP_VM / #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap) / Available with KVM_CAP_XSAVE / #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) / Available with KVM_CAP_XCRS / #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) / Available with KVM_CAP_SW_TLB / #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb) / Available with KVM_CAP_ONE_REG / #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg) #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg) / VM is being stopped by host / #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad) #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init) #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init) #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list) / Available with KVM_CAP_S390_MEM_OP / #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op) / Available with KVM_CAP_S390_SKEYS / #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys) #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys) / Available with KVM_CAP_S390_INJECT_IRQ / #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq) / Available with KVM_CAP_S390_IRQ_STATE / #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state) #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state) / Available with KVM_CAP_X86_SMM / #define KVM_SMI _IO(KVMIO, 0xb7) / Available with KVM_CAP_S390_CMMA_MIGRATION / #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log) #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log) / Memory Encryption Commands / #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long) struct kvm_enc_region { __u64 addr; __u64 size; }; #define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region) #define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region) / Available with KVM_CAP_HYPERV_EVENTFD / #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd) / Available with KVM_CAP_NESTED_STATE / #define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state) #define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state) / Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 / #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log) / Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) / #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2) / Available with KVM_CAP_ARM_SVE / #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int) / Available with KVM_CAP_S390_VCPU_RESETS / #define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3) #define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4) struct kvm_s390_pv_sec_parm { __u64 origin; __u64 length; }; struct kvm_s390_pv_unp { __u64 addr; __u64 size; __u64 tweak; }; enum pv_cmd_dmp_id { KVM_PV_DUMP_INIT, KVM_PV_DUMP_CONFIG_STOR_STATE, KVM_PV_DUMP_COMPLETE, KVM_PV_DUMP_CPU, }; struct kvm_s390_pv_dmp { __u64 subcmd; __u64 buff_addr; __u64 buff_len; __u64 gaddr; / For dump storage state / __u64 reserved[4]; }; enum pv_cmd_info_id { KVM_PV_INFO_VM, KVM_PV_INFO_DUMP, }; struct kvm_s390_pv_info_dump { __u64 dump_cpu_buffer_len; __u64 dump_config_mem_buffer_per_1m; __u64 dump_config_finalize_len; }; struct kvm_s390_pv_info_vm { __u64 inst_calls_list[4]; __u64 max_cpus; __u64 max_guests; __u64 max_guest_addr; __u64 feature_indication; }; struct kvm_s390_pv_info_header { __u32 id; __u32 len_max; __u32 len_written; __u32 reserved; }; struct kvm_s390_pv_info { struct kvm_s390_pv_info_header header; union { struct kvm_s390_pv_info_dump dump; struct kvm_s390_pv_info_vm vm; }; }; enum pv_cmd_id { KVM_PV_ENABLE, KVM_PV_DISABLE, KVM_PV_SET_SEC_PARMS, KVM_PV_UNPACK, KVM_PV_VERIFY, KVM_PV_PREP_RESET, KVM_PV_UNSHARE_ALL, KVM_PV_INFO, KVM_PV_DUMP, }; struct kvm_pv_cmd { __u32 cmd; / Command to be executed / __u16 rc; / Ultravisor return code / __u16 rrc; / Ultravisor return reason code / __u64 data; / Data or address / __u32 flags; / flags for future extensions. Must be 0 for now / __u32 reserved[3]; }; / Available with KVM_CAP_S390_PROTECTED / #define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd) / Available with KVM_CAP_X86_MSR_FILTER / #define KVM_X86_SET_MSR_FILTER _IOW(KVMIO, 0xc6, struct kvm_msr_filter) / Available with KVM_CAP_DIRTY_LOG_RING / #define KVM_RESET_DIRTY_RINGS _IO(KVMIO, 0xc7) / Per-VM Xen attributes / #define KVM_XEN_HVM_GET_ATTR _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr) #define KVM_XEN_HVM_SET_ATTR _IOW(KVMIO, 0xc9, struct kvm_xen_hvm_attr) struct kvm_xen_hvm_attr { __u16 type; __u16 pad[3]; union { __u8 long_mode; __u8 vector; struct { __u64 gfn; } shared_info; __u64 pad[8]; } u; }; / Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO / #define KVM_XEN_ATTR_TYPE_LONG_MODE 0x0 #define KVM_XEN_ATTR_TYPE_SHARED_INFO 0x1 #define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR 0x2 / Per-vCPU Xen attributes / #define KVM_XEN_VCPU_GET_ATTR _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr) #define KVM_XEN_VCPU_SET_ATTR _IOW(KVMIO, 0xcb, struct kvm_xen_vcpu_attr) #define KVM_GET_SREGS2 _IOR(KVMIO, 0xcc, struct kvm_sregs2) #define KVM_SET_SREGS2 _IOW(KVMIO, 0xcd, struct kvm_sregs2) struct kvm_xen_vcpu_attr { __u16 type; __u16 pad[3]; union { __u64 gpa; __u64 pad[8]; struct { __u64 state; __u64 state_entry_time; __u64 time_running; __u64 time_runnable; __u64 time_blocked; __u64 time_offline; } runstate; } u; }; / Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO / #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO 0x0 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO 0x1 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR 0x2 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT 0x3 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA 0x4 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST 0x5 / Secure Encrypted Virtualization command / enum sev_cmd_id { / Guest initialization commands / KVM_SEV_INIT = 0, KVM_SEV_ES_INIT, / Guest launch commands / KVM_SEV_LAUNCH_START, KVM_SEV_LAUNCH_UPDATE_DATA, KVM_SEV_LAUNCH_UPDATE_VMSA, KVM_SEV_LAUNCH_SECRET, KVM_SEV_LAUNCH_MEASURE, KVM_SEV_LAUNCH_FINISH, / Guest migration commands (outgoing) / KVM_SEV_SEND_START, KVM_SEV_SEND_UPDATE_DATA, KVM_SEV_SEND_UPDATE_VMSA, KVM_SEV_SEND_FINISH, / Guest migration commands (incoming) / KVM_SEV_RECEIVE_START, KVM_SEV_RECEIVE_UPDATE_DATA, KVM_SEV_RECEIVE_UPDATE_VMSA, KVM_SEV_RECEIVE_FINISH, / Guest status and debug commands / KVM_SEV_GUEST_STATUS, KVM_SEV_DBG_DECRYPT, KVM_SEV_DBG_ENCRYPT, / Guest certificates commands / KVM_SEV_CERT_EXPORT, / Attestation report / KVM_SEV_GET_ATTESTATION_REPORT, / Guest Migration Extension / KVM_SEV_SEND_CANCEL, KVM_SEV_NR_MAX, }; struct kvm_sev_cmd { __u32 id; __u64 data; __u32 error; __u32 sev_fd; }; struct kvm_sev_launch_start { __u32 handle; __u32 policy; __u64 dh_uaddr; __u32 dh_len; __u64 session_uaddr; __u32 session_len; }; struct kvm_sev_launch_update_data { __u64 uaddr; __u32 len; }; struct kvm_sev_launch_secret { __u64 hdr_uaddr; __u32 hdr_len; __u64 guest_uaddr; __u32 guest_len; __u64 trans_uaddr; __u32 trans_len; }; struct kvm_sev_launch_measure { __u64 uaddr; __u32 len; }; struct kvm_sev_guest_status { __u32 handle; __u32 policy; __u32 state; }; struct kvm_sev_dbg { __u64 src_uaddr; __u64 dst_uaddr; __u32 len; }; struct kvm_sev_attestation_report { __u8 mnonce[16]; __u64 uaddr; __u32 len; }; struct kvm_sev_send_start { __u32 policy; __u64 pdh_cert_uaddr; __u32 pdh_cert_len; __u64 plat_certs_uaddr; __u32 plat_certs_len; __u64 amd_certs_uaddr; __u32 amd_certs_len; __u64 session_uaddr; __u32 session_len; }; struct kvm_sev_send_update_data { __u64 hdr_uaddr; __u32 hdr_len; __u64 guest_uaddr; __u32 guest_len; __u64 trans_uaddr; __u32 trans_len; }; struct kvm_sev_receive_start { __u32 handle; __u32 policy; __u64 pdh_uaddr; __u32 pdh_len; __u64 session_uaddr; __u32 session_len; }; struct kvm_sev_receive_update_data { __u64 hdr_uaddr; __u32 hdr_len; __u64 guest_uaddr; __u32 guest_len; __u64 trans_uaddr; __u32 trans_len; }; #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) struct kvm_assigned_pci_dev { __u32 assigned_dev_id; __u32 busnr; __u32 devfn; __u32 flags; __u32 segnr; union { __u32 reserved[11]; }; }; #define KVM_DEV_IRQ_HOST_INTX (1 << 0) #define KVM_DEV_IRQ_HOST_MSI (1 << 1) #define KVM_DEV_IRQ_HOST_MSIX (1 << 2) #define KVM_DEV_IRQ_GUEST_INTX (1 << 8) #define KVM_DEV_IRQ_GUEST_MSI (1 << 9) #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) #define KVM_DEV_IRQ_HOST_MASK 0x00ff #define KVM_DEV_IRQ_GUEST_MASK 0xff00 struct kvm_assigned_irq { __u32 assigned_dev_id; __u32 host_irq; / ignored (legacy field) / __u32 guest_irq; __u32 flags; union { __u32 reserved[12]; }; }; struct kvm_assigned_msix_nr { __u32 assigned_dev_id; __u16 entry_nr; __u16 padding; }; #define KVM_MAX_MSIX_PER_DEV 256 struct kvm_assigned_msix_entry { __u32 assigned_dev_id; __u32 gsi; __u16 entry; / The index of entry in the MSI-X table / __u16 padding[3]; }; #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0) #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1) / Available with KVM_CAP_ARM_USER_IRQ / / Bits for run->s.regs.device_irq_level / #define KVM_ARM_DEV_EL1_VTIMER (1 << 0) #define KVM_ARM_DEV_EL1_PTIMER (1 << 1) #define KVM_ARM_DEV_PMU (1 << 2) struct kvm_hyperv_eventfd { __u32 conn_id; __s32 fd; __u32 flags; __u32 padding[3]; }; #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0) #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0) #define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1) / * Arch needs to define the macro after implementing the dirty ring * feature. KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the * starting page offset of the dirty ring structures. / #ifndef KVM_DIRTY_LOG_PAGE_OFFSET #define KVM_DIRTY_LOG_PAGE_OFFSET 0 #endif / * KVM dirty GFN flags, defined as: * * \|---------------+---------------+--------------\| * \| bit 1 (reset) \| bit 0 (dirty) \| Status \| * \|---------------+---------------+--------------\| * \| 0 \| 0 \| Invalid GFN \| * \| 0 \| 1 \| Dirty GFN \| * \| 1 \| X \| GFN to reset \| * \|---------------+---------------+--------------\| * * Lifecycle of a dirty GFN goes like: * * dirtied harvested reset * 00 -----------> 01 -------------> 1X -------+ * ^ \| * \| \| * +------------------------------------------+ * * The userspace program is only responsible for the 01->1X state * conversion after harvesting an entry. Also, it must not skip any * dirty bits, so that dirty bits are always harvested in sequence. / #define KVM_DIRTY_GFN_F_DIRTY _BITUL(0) #define KVM_DIRTY_GFN_F_RESET _BITUL(1) #define KVM_DIRTY_GFN_F_MASK 0x3 / * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn. The * size of the gfn buffer is decided by the first argument when * enabling KVM_CAP_DIRTY_LOG_RING. / struct kvm_dirty_gfn { __u32 flags; __u32 slot; __u64 offset; }; #define KVM_BUS_LOCK_DETECTION_OFF (1 << 0) #define KVM_BUS_LOCK_DETECTION_EXIT (1 << 1) #define KVM_PMU_CAP_DISABLE (1 << 0) /* * struct kvm_stats_header - Header of per vm/vcpu binary statistics data. * @flags: Some extra information for header, always 0 for now. * @name_size: The size in bytes of the memory which contains statistics * name string including trailing '\0'. The memory is allocated * at the send of statistics descriptor. * @num_desc: The number of statistics the vm or vcpu has. * @id_offset: The offset of the vm/vcpu stats' id string in the file pointed * by vm/vcpu stats fd. * @desc_offset: The offset of the vm/vcpu stats' descriptor block in the file * pointd by vm/vcpu stats fd. * @data_offset: The offset of the vm/vcpu stats' data block in the file * pointed by vm/vcpu stats fd. * * This is the header userspace needs to read from stats fd before any other * readings. It is used by userspace to discover all the information about the * vm/vcpu's binary statistics. * Userspace reads this header from the start of the vm/vcpu's stats fd. / struct kvm_stats_header { __u32 flags; __u32 name_size; __u32 num_desc; __u32 id_offset; __u32 desc_offset; __u32 data_offset; }; #define KVM_STATS_TYPE_SHIFT 0 #define KVM_STATS_TYPE_MASK (0xF << KVM_STATS_TYPE_SHIFT) #define KVM_STATS_TYPE_CUMULATIVE (0x0 << KVM_STATS_TYPE_SHIFT) #define KVM_STATS_TYPE_INSTANT (0x1 << KVM_STATS_TYPE_SHIFT) #define KVM_STATS_TYPE_PEAK (0x2 << KVM_STATS_TYPE_SHIFT) #define KVM_STATS_TYPE_LINEAR_HIST (0x3 << KVM_STATS_TYPE_SHIFT) #define KVM_STATS_TYPE_LOG_HIST (0x4 << KVM_STATS_TYPE_SHIFT) #define KVM_STATS_TYPE_MAX KVM_STATS_TYPE_LOG_HIST #define KVM_STATS_UNIT_SHIFT 4 #define KVM_STATS_UNIT_MASK (0xF << KVM_STATS_UNIT_SHIFT) #define KVM_STATS_UNIT_NONE (0x0 << KVM_STATS_UNIT_SHIFT) #define KVM_STATS_UNIT_BYTES (0x1 << KVM_STATS_UNIT_SHIFT) #define KVM_STATS_UNIT_SECONDS (0x2 << KVM_STATS_UNIT_SHIFT) #define KVM_STATS_UNIT_CYCLES (0x3 << KVM_STATS_UNIT_SHIFT) #define KVM_STATS_UNIT_MAX KVM_STATS_UNIT_CYCLES #define KVM_STATS_BASE_SHIFT 8 #define KVM_STATS_BASE_MASK (0xF << KVM_STATS_BASE_SHIFT) #define KVM_STATS_BASE_POW10 (0x0 << KVM_STATS_BASE_SHIFT) #define KVM_STATS_BASE_POW2 (0x1 << KVM_STATS_BASE_SHIFT) #define KVM_STATS_BASE_MAX KVM_STATS_BASE_POW2 /* * struct kvm_stats_desc - Descriptor of a KVM statistics. * @flags: Annotations of the stats, like type, unit, etc. * @exponent: Used together with @flags to determine the unit. * @size: The number of data items for this stats. * Every data item is of type __u64. * @offset: The offset of the stats to the start of stat structure in * structure kvm or kvm_vcpu. * @bucket_size: A parameter value used for histogram stats. It is only used * for linear histogram stats, specifying the size of the bucket; * @name: The name string for the stats. Its size is indicated by the * &kvm_stats_header->name_size. / struct kvm_stats_desc { __u32 flags; __s16 exponent; __u16 size; __u32 offset; __u32 bucket_size; char name[]; }; #define KVM_GET_STATS_FD _IO(KVMIO, 0xce) / Available with KVM_CAP_XSAVE2 / #define KVM_GET_XSAVE2 _IOR(KVMIO, 0xcf, struct kvm_xsave) / Available with KVM_CAP_S390_PROTECTED_DUMP / #define KVM_S390_PV_CPU_COMMAND _IOWR(KVMIO, 0xd0, struct kvm_pv_cmd) / Available with KVM_CAP_S390_ZPCI_OP / #define KVM_S390_ZPCI_OP _IOW(KVMIO, 0xd1, struct kvm_s390_zpci_op) struct kvm_s390_zpci_op { / in / __u32 fh; / target device / __u8 op; / operation to perform / __u8 pad[3]; union { / for KVM_S390_ZPCIOP_REG_AEN / struct { __u64 ibv; / Guest addr of interrupt bit vector / __u64 sb; / Guest addr of summary bit / __u32 flags; __u32 noi; / Number of interrupts / __u8 isc; / Guest interrupt subclass / __u8 sbo; / Offset of guest summary bit vector / __u16 pad; } reg_aen; __u64 reserved[8]; } u; }; / types for kvm_s390_zpci_op->op / #define KVM_S390_ZPCIOP_REG_AEN 0 #define KVM_S390_ZPCIOP_DEREG_AEN 1 / flags for kvm_s390_zpci_op->u.reg_aen.flags / #define KVM_S390_ZPCIOP_REGAEN_HOST (1 << 0) #endif / __LINUX_KVM_H */ Back

Edit File : kvm.h | Size : 60.12 KB

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_KVM_H
#define __LINUX_KVM_H

/*
 * Userspace interface for /dev/kvm - kernel based virtual machine
 *
 * Note: you must update KVM_API_VERSION if you change this interface.
 */

#include <linux/const.h>
#include <linux/types.h>

#include <linux/ioctl.h>
#include <asm/kvm.h>

#define KVM_API_VERSION 12

/* *** Deprecated interfaces *** */

#define KVM_TRC_SHIFT           16

#define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
#define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))

#define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
#define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
#define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)

#define KVM_TRC_HEAD_SIZE       12
#define KVM_TRC_CYCLE_SIZE      8
#define KVM_TRC_EXTRA_MAX       7

#define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
#define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
#define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
#define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
#define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
#define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
#define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
#define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
#define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
#define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
#define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
#define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
#define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
#define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
#define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
#define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
#define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
#define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
#define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
#define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
#define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
#define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
#define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
#define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)

struct kvm_user_trace_setup {
	__u32 buf_size;
	__u32 buf_nr;
};

#define __KVM_DEPRECATED_MAIN_W_0x06 \
	_IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
#define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
#define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)

#define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)

struct kvm_breakpoint {
	__u32 enabled;
	__u32 padding;
	__u64 address;
};

struct kvm_debug_guest {
	__u32 enabled;
	__u32 pad;
	struct kvm_breakpoint breakpoints[4];
	__u32 singlestep;
};

#define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)

/* *** End of deprecated interfaces *** */

/* for KVM_CREATE_MEMORY_REGION */
struct kvm_memory_region {
	__u32 slot;
	__u32 flags;
	__u64 guest_phys_addr;
	__u64 memory_size; /* bytes */
};

/* for KVM_SET_USER_MEMORY_REGION */
struct kvm_userspace_memory_region {
	__u32 slot;
	__u32 flags;
	__u64 guest_phys_addr;
	__u64 memory_size; /* bytes */
	__u64 userspace_addr; /* start of the userspace allocated memory */
};

/*
 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
 * other bits are reserved for kvm internal use which are defined in
 * include/linux/kvm_host.h.
 */
#define KVM_MEM_LOG_DIRTY_PAGES	(1UL << 0)
#define KVM_MEM_READONLY	(1UL << 1)

/* for KVM_IRQ_LINE */
struct kvm_irq_level {
	/*
	 * ACPI gsi notion of irq.
	 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
	 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
	 * For ARM: See Documentation/virt/kvm/api.rst
	 */
	union {
		__u32 irq;
		__s32 status;
	};
	__u32 level;
};

struct kvm_irqchip {
	__u32 chip_id;
	__u32 pad;
        union {
		char dummy[512];  /* reserving space */
#ifdef __KVM_HAVE_PIT
		struct kvm_pic_state pic;
#endif
#ifdef __KVM_HAVE_IOAPIC
		struct kvm_ioapic_state ioapic;
#endif
	} chip;
};

/* for KVM_CREATE_PIT2 */
struct kvm_pit_config {
	__u32 flags;
	__u32 pad[15];
};

#define KVM_PIT_SPEAKER_DUMMY     1

struct kvm_s390_skeys {
	__u64 start_gfn;
	__u64 count;
	__u64 skeydata_addr;
	__u32 flags;
	__u32 reserved[9];
};

#define KVM_S390_CMMA_PEEK (1 << 0)

/**
 * kvm_s390_cmma_log - Used for CMMA migration.
 *
 * Used both for input and output.
 *
 * @start_gfn: Guest page number to start from.
 * @count: Size of the result buffer.
 * @flags: Control operation mode via KVM_S390_CMMA_* flags
 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
 *             pages are still remaining.
 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
 *        in the PGSTE.
 * @values: Pointer to the values buffer.
 *
 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
 */
struct kvm_s390_cmma_log {
	__u64 start_gfn;
	__u32 count;
	__u32 flags;
	union {
		__u64 remaining;
		__u64 mask;
	};
	__u64 values;
};

struct kvm_hyperv_exit {
#define KVM_EXIT_HYPERV_SYNIC          1
#define KVM_EXIT_HYPERV_HCALL          2
#define KVM_EXIT_HYPERV_SYNDBG         3
	__u32 type;
	__u32 pad1;
	union {
		struct {
			__u32 msr;
			__u32 pad2;
			__u64 control;
			__u64 evt_page;
			__u64 msg_page;
		} synic;
		struct {
			__u64 input;
			__u64 result;
			__u64 params[2];
		} hcall;
		struct {
			__u32 msr;
			__u32 pad2;
			__u64 control;
			__u64 status;
			__u64 send_page;
			__u64 recv_page;
			__u64 pending_page;
		} syndbg;
	} u;
};

struct kvm_xen_exit {
#define KVM_EXIT_XEN_HCALL          1
	__u32 type;
	union {
		struct {
			__u32 longmode;
			__u32 cpl;
			__u64 input;
			__u64 result;
			__u64 params[6];
		} hcall;
	} u;
};

#define KVM_S390_GET_SKEYS_NONE   1
#define KVM_S390_SKEYS_MAX        1048576

#define KVM_EXIT_UNKNOWN          0
#define KVM_EXIT_EXCEPTION        1
#define KVM_EXIT_IO               2
#define KVM_EXIT_HYPERCALL        3
#define KVM_EXIT_DEBUG            4
#define KVM_EXIT_HLT              5
#define KVM_EXIT_MMIO             6
#define KVM_EXIT_IRQ_WINDOW_OPEN  7
#define KVM_EXIT_SHUTDOWN         8
#define KVM_EXIT_FAIL_ENTRY       9
#define KVM_EXIT_INTR             10
#define KVM_EXIT_SET_TPR          11
#define KVM_EXIT_TPR_ACCESS       12
#define KVM_EXIT_S390_SIEIC       13
#define KVM_EXIT_S390_RESET       14
#define KVM_EXIT_DCR              15 /* deprecated */
#define KVM_EXIT_NMI              16
#define KVM_EXIT_INTERNAL_ERROR   17
#define KVM_EXIT_OSI              18
#define KVM_EXIT_PAPR_HCALL	  19
#define KVM_EXIT_S390_UCONTROL	  20
#define KVM_EXIT_WATCHDOG         21
#define KVM_EXIT_S390_TSCH        22
#define KVM_EXIT_EPR              23
#define KVM_EXIT_SYSTEM_EVENT     24
#define KVM_EXIT_S390_STSI        25
#define KVM_EXIT_IOAPIC_EOI       26
#define KVM_EXIT_HYPERV           27
#define KVM_EXIT_ARM_NISV         28
#define KVM_EXIT_X86_RDMSR        29
#define KVM_EXIT_X86_WRMSR        30
#define KVM_EXIT_DIRTY_RING_FULL  31
#define KVM_EXIT_AP_RESET_HOLD    32
#define KVM_EXIT_X86_BUS_LOCK     33
#define KVM_EXIT_XEN              34

/* For KVM_EXIT_INTERNAL_ERROR */
/* Emulate instruction failed. */
#define KVM_INTERNAL_ERROR_EMULATION	1
/* Encounter unexpected simultaneous exceptions. */
#define KVM_INTERNAL_ERROR_SIMUL_EX	2
/* Encounter unexpected vm-exit due to delivery event. */
#define KVM_INTERNAL_ERROR_DELIVERY_EV	3
/* Encounter unexpected vm-exit reason */
#define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON	4

/* Flags that describe what fields in emulation_failure hold valid data. */
#define KVM_INTERNAL_ERROR_EMULATION_FLAG_INSTRUCTION_BYTES (1ULL << 0)

/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
struct kvm_run {
	/* in */
	__u8 request_interrupt_window;
	__u8 immediate_exit;
	__u8 padding1[6];

/* out */
	__u32 exit_reason;
	__u8 ready_for_interrupt_injection;
	__u8 if_flag;
	__u16 flags;

/* in (pre_kvm_run), out (post_kvm_run) */
	__u64 cr8;
	__u64 apic_base;

#ifdef __KVM_S390
	/* the processor status word for s390 */
	__u64 psw_mask; /* psw upper half */
	__u64 psw_addr; /* psw lower half */
#endif
	union {
		/* KVM_EXIT_UNKNOWN */
		struct {
			__u64 hardware_exit_reason;
		} hw;
		/* KVM_EXIT_FAIL_ENTRY */
		struct {
			__u64 hardware_entry_failure_reason;
			__u32 cpu;
		} fail_entry;
		/* KVM_EXIT_EXCEPTION */
		struct {
			__u32 exception;
			__u32 error_code;
		} ex;
		/* KVM_EXIT_IO */
		struct {
#define KVM_EXIT_IO_IN  0
#define KVM_EXIT_IO_OUT 1
			__u8 direction;
			__u8 size; /* bytes */
			__u16 port;
			__u32 count;
			__u64 data_offset; /* relative to kvm_run start */
		} io;
		/* KVM_EXIT_DEBUG */
		struct {
			struct kvm_debug_exit_arch arch;
		} debug;
		/* KVM_EXIT_MMIO */
		struct {
			__u64 phys_addr;
			__u8  data[8];
			__u32 len;
			__u8  is_write;
		} mmio;
		/* KVM_EXIT_HYPERCALL */
		struct {
			__u64 nr;
			__u64 args[6];
			__u64 ret;
			__u32 longmode;
			__u32 pad;
		} hypercall;
		/* KVM_EXIT_TPR_ACCESS */
		struct {
			__u64 rip;
			__u32 is_write;
			__u32 pad;
		} tpr_access;
		/* KVM_EXIT_S390_SIEIC */
		struct {
			__u8 icptcode;
			__u16 ipa;
			__u32 ipb;
		} s390_sieic;
		/* KVM_EXIT_S390_RESET */
#define KVM_S390_RESET_POR       1
#define KVM_S390_RESET_CLEAR     2
#define KVM_S390_RESET_SUBSYSTEM 4
#define KVM_S390_RESET_CPU_INIT  8
#define KVM_S390_RESET_IPL       16
		__u64 s390_reset_flags;
		/* KVM_EXIT_S390_UCONTROL */
		struct {
			__u64 trans_exc_code;
			__u32 pgm_code;
		} s390_ucontrol;
		/* KVM_EXIT_DCR (deprecated) */
		struct {
			__u32 dcrn;
			__u32 data;
			__u8  is_write;
		} dcr;
		/* KVM_EXIT_INTERNAL_ERROR */
		struct {
			__u32 suberror;
			/* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
			__u32 ndata;
			__u64 data[16];
		} internal;
		/*
		 * KVM_INTERNAL_ERROR_EMULATION
		 *
		 * "struct emulation_failure" is an overlay of "struct internal"
		 * that is used for the KVM_INTERNAL_ERROR_EMULATION sub-type of
		 * KVM_EXIT_INTERNAL_ERROR.  Note, unlike other internal error
		 * sub-types, this struct is ABI!  It also needs to be backwards
		 * compatible with "struct internal".  Take special care that
		 * "ndata" is correct, that new fields are enumerated in "flags",
		 * and that each flag enumerates fields that are 64-bit aligned
		 * and sized (so that ndata+internal.data[] is valid/accurate).
		 *
		 * Space beyond the defined fields may be used to store arbitrary
		 * debug information relating to the emulation failure. It is
		 * accounted for in "ndata" but the format is unspecified and is
		 * not represented in "flags". Any such information is *not* ABI!
		 */
		struct {
			__u32 suberror;
			__u32 ndata;
			__u64 flags;
			union {
				struct {
					__u8  insn_size;
					__u8  insn_bytes[15];
				};
			};
			/* Arbitrary debug data may follow. */
		} emulation_failure;
		/* KVM_EXIT_OSI */
		struct {
			__u64 gprs[32];
		} osi;
		/* KVM_EXIT_PAPR_HCALL */
		struct {
			__u64 nr;
			__u64 ret;
			__u64 args[9];
		} papr_hcall;
		/* KVM_EXIT_S390_TSCH */
		struct {
			__u16 subchannel_id;
			__u16 subchannel_nr;
			__u32 io_int_parm;
			__u32 io_int_word;
			__u32 ipb;
			__u8 dequeued;
		} s390_tsch;
		/* KVM_EXIT_EPR */
		struct {
			__u32 epr;
		} epr;
		/* KVM_EXIT_SYSTEM_EVENT */
		struct {
#define KVM_SYSTEM_EVENT_SHUTDOWN       1
#define KVM_SYSTEM_EVENT_RESET          2
#define KVM_SYSTEM_EVENT_CRASH          3
			__u32 type;
			__u64 flags;
		} system_event;
		/* KVM_EXIT_S390_STSI */
		struct {
			__u64 addr;
			__u8 ar;
			__u8 reserved;
			__u8 fc;
			__u8 sel1;
			__u16 sel2;
		} s390_stsi;
		/* KVM_EXIT_IOAPIC_EOI */
		struct {
			__u8 vector;
		} eoi;
		/* KVM_EXIT_HYPERV */
		struct kvm_hyperv_exit hyperv;
		/* KVM_EXIT_ARM_NISV */
		struct {
			__u64 esr_iss;
			__u64 fault_ipa;
		} arm_nisv;
		/* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */
		struct {
			__u8 error; /* user -> kernel */
			__u8 pad[7];
#define KVM_MSR_EXIT_REASON_INVAL	(1 << 0)
#define KVM_MSR_EXIT_REASON_UNKNOWN	(1 << 1)
#define KVM_MSR_EXIT_REASON_FILTER	(1 << 2)
			__u32 reason; /* kernel -> user */
			__u32 index; /* kernel -> user */
			__u64 data; /* kernel <-> user */
		} msr;
		/* KVM_EXIT_XEN */
		struct kvm_xen_exit xen;
		/* Fix the size of the union. */
		char padding[256];
	};

/* 2048 is the size of the char array used to bound/pad the size
	 * of the union that holds sync regs.
	 */
	#define SYNC_REGS_SIZE_BYTES 2048
	/*
	 * shared registers between kvm and userspace.
	 * kvm_valid_regs specifies the register classes set by the host
	 * kvm_dirty_regs specified the register classes dirtied by userspace
	 * struct kvm_sync_regs is architecture specific, as well as the
	 * bits for kvm_valid_regs and kvm_dirty_regs
	 */
	__u64 kvm_valid_regs;
	__u64 kvm_dirty_regs;
	union {
		struct kvm_sync_regs regs;
		char padding[SYNC_REGS_SIZE_BYTES];
	} s;
};

/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */

struct kvm_coalesced_mmio_zone {
	__u64 addr;
	__u32 size;
	union {
		__u32 pad;
		__u32 pio;
	};
};

struct kvm_coalesced_mmio {
	__u64 phys_addr;
	__u32 len;
	union {
		__u32 pad;
		__u32 pio;
	};
	__u8  data[8];
};

struct kvm_coalesced_mmio_ring {
	__u32 first, last;
	struct kvm_coalesced_mmio coalesced_mmio[0];
};

#define KVM_COALESCED_MMIO_MAX \
	((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
	 sizeof(struct kvm_coalesced_mmio))

/* for KVM_TRANSLATE */
struct kvm_translation {
	/* in */
	__u64 linear_address;

/* out */
	__u64 physical_address;
	__u8  valid;
	__u8  writeable;
	__u8  usermode;
	__u8  pad[5];
};

/* for KVM_S390_MEM_OP */
struct kvm_s390_mem_op {
	/* in */
	__u64 gaddr;		/* the guest address */
	__u64 flags;		/* flags */
	__u32 size;		/* amount of bytes */
	__u32 op;		/* type of operation */
	__u64 buf;		/* buffer in userspace */
	union {
		struct {
			__u8 ar;	/* the access register number */
			__u8 key;	/* access key, ignored if flag unset */
		};
		__u32 sida_offset; /* offset into the sida */
		__u8 reserved[32]; /* ignored */
	};
};
/* types for kvm_s390_mem_op->op */
#define KVM_S390_MEMOP_LOGICAL_READ	0
#define KVM_S390_MEMOP_LOGICAL_WRITE	1
#define KVM_S390_MEMOP_SIDA_READ	2
#define KVM_S390_MEMOP_SIDA_WRITE	3
#define KVM_S390_MEMOP_ABSOLUTE_READ	4
#define KVM_S390_MEMOP_ABSOLUTE_WRITE	5
/* flags for kvm_s390_mem_op->flags */
#define KVM_S390_MEMOP_F_CHECK_ONLY		(1ULL << 0)
#define KVM_S390_MEMOP_F_INJECT_EXCEPTION	(1ULL << 1)
#define KVM_S390_MEMOP_F_SKEY_PROTECTION	(1ULL << 2)

/* for KVM_INTERRUPT */
struct kvm_interrupt {
	/* in */
	__u32 irq;
};

/* for KVM_GET_DIRTY_LOG */
struct kvm_dirty_log {
	__u32 slot;
	__u32 padding1;
	union {
		void *dirty_bitmap; /* one bit per page */
		__u64 padding2;
	};
};

/* for KVM_CLEAR_DIRTY_LOG */
struct kvm_clear_dirty_log {
	__u32 slot;
	__u32 num_pages;
	__u64 first_page;
	union {
		void *dirty_bitmap; /* one bit per page */
		__u64 padding2;
	};
};

/* for KVM_SET_SIGNAL_MASK */
struct kvm_signal_mask {
	__u32 len;
	__u8  sigset[0];
};

/* for KVM_TPR_ACCESS_REPORTING */
struct kvm_tpr_access_ctl {
	__u32 enabled;
	__u32 flags;
	__u32 reserved[8];
};

/* for KVM_SET_VAPIC_ADDR */
struct kvm_vapic_addr {
	__u64 vapic_addr;
};

/* for KVM_SET_MP_STATE */

/* not all states are valid on all architectures */
#define KVM_MP_STATE_RUNNABLE          0
#define KVM_MP_STATE_UNINITIALIZED     1
#define KVM_MP_STATE_INIT_RECEIVED     2
#define KVM_MP_STATE_HALTED            3
#define KVM_MP_STATE_SIPI_RECEIVED     4
#define KVM_MP_STATE_STOPPED           5
#define KVM_MP_STATE_CHECK_STOP        6
#define KVM_MP_STATE_OPERATING         7
#define KVM_MP_STATE_LOAD              8
#define KVM_MP_STATE_AP_RESET_HOLD     9

struct kvm_mp_state {
	__u32 mp_state;
};

struct kvm_s390_psw {
	__u64 mask;
	__u64 addr;
};

/* valid values for type in kvm_s390_interrupt */
#define KVM_S390_SIGP_STOP		0xfffe0000u
#define KVM_S390_PROGRAM_INT		0xfffe0001u
#define KVM_S390_SIGP_SET_PREFIX	0xfffe0002u
#define KVM_S390_RESTART		0xfffe0003u
#define KVM_S390_INT_PFAULT_INIT	0xfffe0004u
#define KVM_S390_INT_PFAULT_DONE	0xfffe0005u
#define KVM_S390_MCHK			0xfffe1000u
#define KVM_S390_INT_CLOCK_COMP		0xffff1004u
#define KVM_S390_INT_CPU_TIMER		0xffff1005u
#define KVM_S390_INT_VIRTIO		0xffff2603u
#define KVM_S390_INT_SERVICE		0xffff2401u
#define KVM_S390_INT_EMERGENCY		0xffff1201u
#define KVM_S390_INT_EXTERNAL_CALL	0xffff1202u
/* Anything below 0xfffe0000u is taken by INT_IO */
#define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
	(((schid)) |			       \
	 ((ssid) << 16) |		       \
	 ((cssid) << 18) |		       \
	 ((ai) << 26))
#define KVM_S390_INT_IO_MIN		0x00000000u
#define KVM_S390_INT_IO_MAX		0xfffdffffu
#define KVM_S390_INT_IO_AI_MASK		0x04000000u

struct kvm_s390_interrupt {
	__u32 type;
	__u32 parm;
	__u64 parm64;
};

struct kvm_s390_io_info {
	__u16 subchannel_id;
	__u16 subchannel_nr;
	__u32 io_int_parm;
	__u32 io_int_word;
};

struct kvm_s390_ext_info {
	__u32 ext_params;
	__u32 pad;
	__u64 ext_params2;
};

struct kvm_s390_pgm_info {
	__u64 trans_exc_code;
	__u64 mon_code;
	__u64 per_address;
	__u32 data_exc_code;
	__u16 code;
	__u16 mon_class_nr;
	__u8 per_code;
	__u8 per_atmid;
	__u8 exc_access_id;
	__u8 per_access_id;
	__u8 op_access_id;
#define KVM_S390_PGM_FLAGS_ILC_VALID	0x01
#define KVM_S390_PGM_FLAGS_ILC_0	0x02
#define KVM_S390_PGM_FLAGS_ILC_1	0x04
#define KVM_S390_PGM_FLAGS_ILC_MASK	0x06
#define KVM_S390_PGM_FLAGS_NO_REWIND	0x08
	__u8 flags;
	__u8 pad[2];
};

struct kvm_s390_prefix_info {
	__u32 address;
};

struct kvm_s390_extcall_info {
	__u16 code;
};

struct kvm_s390_emerg_info {
	__u16 code;
};

#define KVM_S390_STOP_FLAG_STORE_STATUS	0x01
struct kvm_s390_stop_info {
	__u32 flags;
};

struct kvm_s390_mchk_info {
	__u64 cr14;
	__u64 mcic;
	__u64 failing_storage_address;
	__u32 ext_damage_code;
	__u32 pad;
	__u8 fixed_logout[16];
};

struct kvm_s390_irq {
	__u64 type;
	union {
		struct kvm_s390_io_info io;
		struct kvm_s390_ext_info ext;
		struct kvm_s390_pgm_info pgm;
		struct kvm_s390_emerg_info emerg;
		struct kvm_s390_extcall_info extcall;
		struct kvm_s390_prefix_info prefix;
		struct kvm_s390_stop_info stop;
		struct kvm_s390_mchk_info mchk;
		char reserved[64];
	} u;
};

struct kvm_s390_irq_state {
	__u64 buf;
	__u32 flags;        /* will stay unused for compatibility reasons */
	__u32 len;
	__u32 reserved[4];  /* will stay unused for compatibility reasons */
};

/* for KVM_SET_GUEST_DEBUG */

#define KVM_GUESTDBG_ENABLE		0x00000001
#define KVM_GUESTDBG_SINGLESTEP		0x00000002

struct kvm_guest_debug {
	__u32 control;
	__u32 pad;
	struct kvm_guest_debug_arch arch;
};

enum {
	kvm_ioeventfd_flag_nr_datamatch,
	kvm_ioeventfd_flag_nr_pio,
	kvm_ioeventfd_flag_nr_deassign,
	kvm_ioeventfd_flag_nr_virtio_ccw_notify,
	kvm_ioeventfd_flag_nr_fast_mmio,
	kvm_ioeventfd_flag_nr_max,
};

#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
#define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
#define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
#define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
	(1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)

#define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)

struct kvm_ioeventfd {
	__u64 datamatch;
	__u64 addr;        /* legal pio/mmio address */
	__u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
	__s32 fd;
	__u32 flags;
	__u8  pad[36];
};

#define KVM_X86_DISABLE_EXITS_MWAIT          (1 << 0)
#define KVM_X86_DISABLE_EXITS_HLT            (1 << 1)
#define KVM_X86_DISABLE_EXITS_PAUSE          (1 << 2)
#define KVM_X86_DISABLE_EXITS_CSTATE         (1 << 3)
#define KVM_X86_DISABLE_VALID_EXITS          (KVM_X86_DISABLE_EXITS_MWAIT | \
                                              KVM_X86_DISABLE_EXITS_HLT | \
                                              KVM_X86_DISABLE_EXITS_PAUSE | \
                                              KVM_X86_DISABLE_EXITS_CSTATE)

/* for KVM_ENABLE_CAP */
struct kvm_enable_cap {
	/* in */
	__u32 cap;
	__u32 flags;
	__u64 args[4];
	__u8  pad[64];
};

/* for KVM_PPC_GET_PVINFO */

#define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)

struct kvm_ppc_pvinfo {
	/* out */
	__u32 flags;
	__u32 hcall[4];
	__u8  pad[108];
};

/* for KVM_PPC_GET_SMMU_INFO */
#define KVM_PPC_PAGE_SIZES_MAX_SZ	8

struct kvm_ppc_one_page_size {
	__u32 page_shift;	/* Page shift (or 0) */
	__u32 pte_enc;		/* Encoding in the HPTE (>>12) */
};

struct kvm_ppc_one_seg_page_size {
	__u32 page_shift;	/* Base page shift of segment (or 0) */
	__u32 slb_enc;		/* SLB encoding for BookS */
	struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
};

#define KVM_PPC_PAGE_SIZES_REAL		0x00000001
#define KVM_PPC_1T_SEGMENTS		0x00000002
#define KVM_PPC_NO_HASH			0x00000004

struct kvm_ppc_smmu_info {
	__u64 flags;
	__u32 slb_size;
	__u16 data_keys;	/* # storage keys supported for data */
	__u16 instr_keys;	/* # storage keys supported for instructions */
	struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
};

/* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
struct kvm_ppc_resize_hpt {
	__u64 flags;
	__u32 shift;
	__u32 pad;
};

#define KVMIO 0xAE

/* machine type bits, to be used as argument to KVM_CREATE_VM */
#define KVM_VM_S390_UCONTROL	1

/* on ppc, 0 indicate default, 1 should force HV and 2 PR */
#define KVM_VM_PPC_HV 1
#define KVM_VM_PPC_PR 2

/* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */
#define KVM_VM_MIPS_TE		0
#define KVM_VM_MIPS_VZ		1

#define KVM_S390_SIE_PAGE_OFFSET 1

/*
 * On arm64, machine type can be used to request the physical
 * address size for the VM. Bits[7-0] are reserved for the guest
 * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
 * value 0 implies the default IPA size, 40bits.
 */
#define KVM_VM_TYPE_ARM_IPA_SIZE_MASK	0xffULL
#define KVM_VM_TYPE_ARM_IPA_SIZE(x)		\
	((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
/*
 * ioctls for /dev/kvm fds:
 */
#define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
#define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
#define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)

#define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
/*
 * Check if a kvm extension is available.  Argument is extension number,
 * return is 1 (yes) or 0 (no, sorry).
 */
#define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
/*
 * Get size for mmap(vcpu_fd)
 */
#define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
#define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
#define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
#define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
#define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
#define KVM_GET_EMULATED_CPUID	  _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
#define KVM_GET_MSR_FEATURE_INDEX_LIST    _IOWR(KVMIO, 0x0a, struct kvm_msr_list)

/*
 * Extension capability list.
 */
#define KVM_CAP_IRQCHIP	  0
#define KVM_CAP_HLT	  1
#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
#define KVM_CAP_USER_MEMORY 3
#define KVM_CAP_SET_TSS_ADDR 4
#define KVM_CAP_VAPIC 6
#define KVM_CAP_EXT_CPUID 7
#define KVM_CAP_CLOCKSOURCE 8
#define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
#define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
#define KVM_CAP_PIT 11
#define KVM_CAP_NOP_IO_DELAY 12
#define KVM_CAP_PV_MMU 13
#define KVM_CAP_MP_STATE 14
#define KVM_CAP_COALESCED_MMIO 15
#define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
#define KVM_CAP_IOMMU 18
/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
#define KVM_CAP_USER_NMI 22
#ifdef __KVM_HAVE_GUEST_DEBUG
#define KVM_CAP_SET_GUEST_DEBUG 23
#endif
#ifdef __KVM_HAVE_PIT
#define KVM_CAP_REINJECT_CONTROL 24
#endif
#define KVM_CAP_IRQ_ROUTING 25
#define KVM_CAP_IRQ_INJECT_STATUS 26
#define KVM_CAP_ASSIGN_DEV_IRQ 29
/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
#ifdef __KVM_HAVE_MCE
#define KVM_CAP_MCE 31
#endif
#define KVM_CAP_IRQFD 32
#ifdef __KVM_HAVE_PIT
#define KVM_CAP_PIT2 33
#endif
#define KVM_CAP_SET_BOOT_CPU_ID 34
#ifdef __KVM_HAVE_PIT_STATE2
#define KVM_CAP_PIT_STATE2 35
#endif
#define KVM_CAP_IOEVENTFD 36
#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
#ifdef __KVM_HAVE_XEN_HVM
#define KVM_CAP_XEN_HVM 38
#endif
#define KVM_CAP_ADJUST_CLOCK 39
#define KVM_CAP_INTERNAL_ERROR_DATA 40
#ifdef __KVM_HAVE_VCPU_EVENTS
#define KVM_CAP_VCPU_EVENTS 41
#endif
#define KVM_CAP_S390_PSW 42
#define KVM_CAP_PPC_SEGSTATE 43
#define KVM_CAP_HYPERV 44
#define KVM_CAP_HYPERV_VAPIC 45
#define KVM_CAP_HYPERV_SPIN 46
#define KVM_CAP_PCI_SEGMENT 47
#define KVM_CAP_PPC_PAIRED_SINGLES 48
#define KVM_CAP_INTR_SHADOW 49
#ifdef __KVM_HAVE_DEBUGREGS
#define KVM_CAP_DEBUGREGS 50
#endif
#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
#define KVM_CAP_PPC_OSI 52
#define KVM_CAP_PPC_UNSET_IRQ 53
#define KVM_CAP_ENABLE_CAP 54
#ifdef __KVM_HAVE_XSAVE
#define KVM_CAP_XSAVE 55
#endif
#ifdef __KVM_HAVE_XCRS
#define KVM_CAP_XCRS 56
#endif
#define KVM_CAP_PPC_GET_PVINFO 57
#define KVM_CAP_PPC_IRQ_LEVEL 58
#define KVM_CAP_ASYNC_PF 59
#define KVM_CAP_TSC_CONTROL 60
#define KVM_CAP_GET_TSC_KHZ 61
#define KVM_CAP_PPC_BOOKE_SREGS 62
#define KVM_CAP_SPAPR_TCE 63
#define KVM_CAP_PPC_SMT 64
#define KVM_CAP_PPC_RMA	65
#define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
#define KVM_CAP_PPC_HIOR 67
#define KVM_CAP_PPC_PAPR 68
#define KVM_CAP_SW_TLB 69
#define KVM_CAP_ONE_REG 70
#define KVM_CAP_S390_GMAP 71
#define KVM_CAP_TSC_DEADLINE_TIMER 72
#define KVM_CAP_S390_UCONTROL 73
#define KVM_CAP_SYNC_REGS 74
#define KVM_CAP_PCI_2_3 75
#define KVM_CAP_KVMCLOCK_CTRL 76
#define KVM_CAP_SIGNAL_MSI 77
#define KVM_CAP_PPC_GET_SMMU_INFO 78
#define KVM_CAP_S390_COW 79
#define KVM_CAP_PPC_ALLOC_HTAB 80
#define KVM_CAP_READONLY_MEM 81
#define KVM_CAP_IRQFD_RESAMPLE 82
#define KVM_CAP_PPC_BOOKE_WATCHDOG 83
#define KVM_CAP_PPC_HTAB_FD 84
#define KVM_CAP_S390_CSS_SUPPORT 85
#define KVM_CAP_PPC_EPR 86
#define KVM_CAP_ARM_PSCI 87
#define KVM_CAP_ARM_SET_DEVICE_ADDR 88
#define KVM_CAP_DEVICE_CTRL 89
#define KVM_CAP_IRQ_MPIC 90
#define KVM_CAP_PPC_RTAS 91
#define KVM_CAP_IRQ_XICS 92
#define KVM_CAP_ARM_EL1_32BIT 93
#define KVM_CAP_SPAPR_MULTITCE 94
#define KVM_CAP_EXT_EMUL_CPUID 95
#define KVM_CAP_HYPERV_TIME 96
#define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
#define KVM_CAP_ENABLE_CAP_VM 98
#define KVM_CAP_S390_IRQCHIP 99
#define KVM_CAP_IOEVENTFD_NO_LENGTH 100
#define KVM_CAP_VM_ATTRIBUTES 101
#define KVM_CAP_ARM_PSCI_0_2 102
#define KVM_CAP_PPC_FIXUP_HCALL 103
#define KVM_CAP_PPC_ENABLE_HCALL 104
#define KVM_CAP_CHECK_EXTENSION_VM 105
#define KVM_CAP_S390_USER_SIGP 106
#define KVM_CAP_S390_VECTOR_REGISTERS 107
#define KVM_CAP_S390_MEM_OP 108
#define KVM_CAP_S390_USER_STSI 109
#define KVM_CAP_S390_SKEYS 110
#define KVM_CAP_MIPS_FPU 111
#define KVM_CAP_MIPS_MSA 112
#define KVM_CAP_S390_INJECT_IRQ 113
#define KVM_CAP_S390_IRQ_STATE 114
#define KVM_CAP_PPC_HWRNG 115
#define KVM_CAP_DISABLE_QUIRKS 116
#define KVM_CAP_X86_SMM 117
#define KVM_CAP_MULTI_ADDRESS_SPACE 118
#define KVM_CAP_GUEST_DEBUG_HW_BPS 119
#define KVM_CAP_GUEST_DEBUG_HW_WPS 120
#define KVM_CAP_SPLIT_IRQCHIP 121
#define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
#define KVM_CAP_HYPERV_SYNIC 123
#define KVM_CAP_S390_RI 124
#define KVM_CAP_SPAPR_TCE_64 125
#define KVM_CAP_ARM_PMU_V3 126
#define KVM_CAP_VCPU_ATTRIBUTES 127
#define KVM_CAP_MAX_VCPU_ID 128
#define KVM_CAP_X2APIC_API 129
#define KVM_CAP_S390_USER_INSTR0 130
#define KVM_CAP_MSI_DEVID 131
#define KVM_CAP_PPC_HTM 132
#define KVM_CAP_SPAPR_RESIZE_HPT 133
#define KVM_CAP_PPC_MMU_RADIX 134
#define KVM_CAP_PPC_MMU_HASH_V3 135
#define KVM_CAP_IMMEDIATE_EXIT 136
#define KVM_CAP_MIPS_VZ 137
#define KVM_CAP_MIPS_TE 138
#define KVM_CAP_MIPS_64BIT 139
#define KVM_CAP_S390_GS 140
#define KVM_CAP_S390_AIS 141
#define KVM_CAP_SPAPR_TCE_VFIO 142
#define KVM_CAP_X86_DISABLE_EXITS 143
#define KVM_CAP_ARM_USER_IRQ 144
#define KVM_CAP_S390_CMMA_MIGRATION 145
#define KVM_CAP_PPC_FWNMI 146
#define KVM_CAP_PPC_SMT_POSSIBLE 147
#define KVM_CAP_HYPERV_SYNIC2 148
#define KVM_CAP_HYPERV_VP_INDEX 149
#define KVM_CAP_S390_AIS_MIGRATION 150
#define KVM_CAP_PPC_GET_CPU_CHAR 151
#define KVM_CAP_S390_BPB 152
#define KVM_CAP_GET_MSR_FEATURES 153
#define KVM_CAP_HYPERV_EVENTFD 154
#define KVM_CAP_HYPERV_TLBFLUSH 155
#define KVM_CAP_S390_HPAGE_1M 156
#define KVM_CAP_NESTED_STATE 157
#define KVM_CAP_ARM_INJECT_SERROR_ESR 158
#define KVM_CAP_MSR_PLATFORM_INFO 159
#define KVM_CAP_PPC_NESTED_HV 160
#define KVM_CAP_HYPERV_SEND_IPI 161
#define KVM_CAP_COALESCED_PIO 162
#define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
#define KVM_CAP_EXCEPTION_PAYLOAD 164
#define KVM_CAP_ARM_VM_IPA_SIZE 165
#define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
#define KVM_CAP_HYPERV_CPUID 167
#define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
#define KVM_CAP_PPC_IRQ_XIVE 169
#define KVM_CAP_ARM_SVE 170
#define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
#define KVM_CAP_ARM_PTRAUTH_GENERIC 172
#define KVM_CAP_PMU_EVENT_FILTER 173
#define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
#define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
#define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
#define KVM_CAP_ARM_NISV_TO_USER 177
#define KVM_CAP_ARM_INJECT_EXT_DABT 178
#define KVM_CAP_S390_VCPU_RESETS 179
#define KVM_CAP_S390_PROTECTED 180
#define KVM_CAP_PPC_SECURE_GUEST 181
#define KVM_CAP_HALT_POLL 182
#define KVM_CAP_ASYNC_PF_INT 183
#define KVM_CAP_LAST_CPU 184
#define KVM_CAP_SMALLER_MAXPHYADDR 185
#define KVM_CAP_S390_DIAG318 186
#define KVM_CAP_STEAL_TIME 187
#define KVM_CAP_X86_USER_SPACE_MSR 188
#define KVM_CAP_X86_MSR_FILTER 189
#define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190
#define KVM_CAP_SYS_HYPERV_CPUID 191
#define KVM_CAP_DIRTY_LOG_RING 192
#define KVM_CAP_X86_BUS_LOCK_EXIT 193
#define KVM_CAP_SET_GUEST_DEBUG2 195
#define KVM_CAP_SGX_ATTRIBUTE 196
#define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197
#define KVM_CAP_HYPERV_ENFORCE_CPUID 199
#define KVM_CAP_SREGS2 200
#define KVM_CAP_EXIT_HYPERCALL 201
#define KVM_CAP_BINARY_STATS_FD 203
#define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204
#define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206
#define KVM_CAP_XSAVE2 208
#define KVM_CAP_SYS_ATTRIBUTES 209
#define KVM_CAP_S390_MEM_OP_EXTENSION 211
#define KVM_CAP_PMU_CAPABILITY 212
#define KVM_CAP_DISABLE_QUIRKS2 213
#define KVM_CAP_VM_TSC_CONTROL 214
#define KVM_CAP_SYSTEM_EVENT_DATA 215
#define KVM_CAP_ARM_SYSTEM_SUSPEND 216
#define KVM_CAP_S390_PROTECTED_DUMP 217
#define KVM_CAP_S390_ZPCI_OP 221
#define KVM_CAP_S390_CPU_TOPOLOGY 222

#ifdef KVM_CAP_IRQ_ROUTING

struct kvm_irq_routing_irqchip {
	__u32 irqchip;
	__u32 pin;
};

struct kvm_irq_routing_msi {
	__u32 address_lo;
	__u32 address_hi;
	__u32 data;
	union {
		__u32 pad;
		__u32 devid;
	};
};

struct kvm_irq_routing_s390_adapter {
	__u64 ind_addr;
	__u64 summary_addr;
	__u64 ind_offset;
	__u32 summary_offset;
	__u32 adapter_id;
};

struct kvm_irq_routing_hv_sint {
	__u32 vcpu;
	__u32 sint;
};

struct kvm_irq_routing_xen_evtchn {
	__u32 port;
	__u32 vcpu;
	__u32 priority;
};

#define KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL ((__u32)(-1))

/* gsi routing entry types */
#define KVM_IRQ_ROUTING_IRQCHIP 1
#define KVM_IRQ_ROUTING_MSI 2
#define KVM_IRQ_ROUTING_S390_ADAPTER 3
#define KVM_IRQ_ROUTING_HV_SINT 4
#define KVM_IRQ_ROUTING_XEN_EVTCHN 5

struct kvm_irq_routing_entry {
	__u32 gsi;
	__u32 type;
	__u32 flags;
	__u32 pad;
	union {
		struct kvm_irq_routing_irqchip irqchip;
		struct kvm_irq_routing_msi msi;
		struct kvm_irq_routing_s390_adapter adapter;
		struct kvm_irq_routing_hv_sint hv_sint;
		struct kvm_irq_routing_xen_evtchn xen_evtchn;
		__u32 pad[8];
	} u;
};

struct kvm_irq_routing {
	__u32 nr;
	__u32 flags;
	struct kvm_irq_routing_entry entries[0];
};

#endif

#ifdef KVM_CAP_MCE
/* x86 MCE */
struct kvm_x86_mce {
	__u64 status;
	__u64 addr;
	__u64 misc;
	__u64 mcg_status;
	__u8 bank;
	__u8 pad1[7];
	__u64 pad2[3];
};
#endif

#ifdef KVM_CAP_XEN_HVM
#define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR	(1 << 0)
#define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL	(1 << 1)
#define KVM_XEN_HVM_CONFIG_SHARED_INFO		(1 << 2)
#define KVM_XEN_HVM_CONFIG_RUNSTATE		(1 << 3)
#define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL	(1 << 4)

struct kvm_xen_hvm_config {
	__u32 flags;
	__u32 msr;
	__u64 blob_addr_32;
	__u64 blob_addr_64;
	__u8 blob_size_32;
	__u8 blob_size_64;
	__u8 pad2[30];
};
#endif

#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
/*
 * Available with KVM_CAP_IRQFD_RESAMPLE
 *
 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
 * the irqfd to operate in resampling mode for level triggered interrupt
 * emulation.  See Documentation/virt/kvm/api.rst.
 */
#define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)

struct kvm_irqfd {
	__u32 fd;
	__u32 gsi;
	__u32 flags;
	__u32 resamplefd;
	__u8  pad[16];
};

/* For KVM_CAP_ADJUST_CLOCK */

/* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
#define KVM_CLOCK_TSC_STABLE		2
#define KVM_CLOCK_REALTIME		(1 << 2)
#define KVM_CLOCK_HOST_TSC		(1 << 3)

struct kvm_clock_data {
	__u64 clock;
	__u32 flags;
	__u32 pad0;
	__u64 realtime;
	__u64 host_tsc;
	__u32 pad[4];
};

/* For KVM_CAP_SW_TLB */

#define KVM_MMU_FSL_BOOKE_NOHV		0
#define KVM_MMU_FSL_BOOKE_HV		1

struct kvm_config_tlb {
	__u64 params;
	__u64 array;
	__u32 mmu_type;
	__u32 array_len;
};

struct kvm_dirty_tlb {
	__u64 bitmap;
	__u32 num_dirty;
};

/* Available with KVM_CAP_ONE_REG */

#define KVM_REG_ARCH_MASK	0xff00000000000000ULL
#define KVM_REG_GENERIC		0x0000000000000000ULL

/*
 * Architecture specific registers are to be defined in arch headers and
 * ORed with the arch identifier.
 */
#define KVM_REG_PPC		0x1000000000000000ULL
#define KVM_REG_X86		0x2000000000000000ULL
#define KVM_REG_IA64		0x3000000000000000ULL
#define KVM_REG_ARM		0x4000000000000000ULL
#define KVM_REG_S390		0x5000000000000000ULL
#define KVM_REG_ARM64		0x6000000000000000ULL
#define KVM_REG_MIPS		0x7000000000000000ULL

#define KVM_REG_SIZE_SHIFT	52
#define KVM_REG_SIZE_MASK	0x00f0000000000000ULL
#define KVM_REG_SIZE_U8		0x0000000000000000ULL
#define KVM_REG_SIZE_U16	0x0010000000000000ULL
#define KVM_REG_SIZE_U32	0x0020000000000000ULL
#define KVM_REG_SIZE_U64	0x0030000000000000ULL
#define KVM_REG_SIZE_U128	0x0040000000000000ULL
#define KVM_REG_SIZE_U256	0x0050000000000000ULL
#define KVM_REG_SIZE_U512	0x0060000000000000ULL
#define KVM_REG_SIZE_U1024	0x0070000000000000ULL
#define KVM_REG_SIZE_U2048	0x0080000000000000ULL

struct kvm_reg_list {
	__u64 n; /* number of regs */
	__u64 reg[0];
};

struct kvm_one_reg {
	__u64 id;
	__u64 addr;
};

#define KVM_MSI_VALID_DEVID	(1U << 0)
struct kvm_msi {
	__u32 address_lo;
	__u32 address_hi;
	__u32 data;
	__u32 flags;
	__u32 devid;
	__u8  pad[12];
};

struct kvm_arm_device_addr {
	__u64 id;
	__u64 addr;
};

/*
 * Device control API, available with KVM_CAP_DEVICE_CTRL
 */
#define KVM_CREATE_DEVICE_TEST		1

struct kvm_create_device {
	__u32	type;	/* in: KVM_DEV_TYPE_xxx */
	__u32	fd;	/* out: device handle */
	__u32	flags;	/* in: KVM_CREATE_DEVICE_xxx */
};

struct kvm_device_attr {
	__u32	flags;		/* no flags currently defined */
	__u32	group;		/* device-defined */
	__u64	attr;		/* group-defined */
	__u64	addr;		/* userspace address of attr data */
};

#define  KVM_DEV_VFIO_GROUP			1
#define   KVM_DEV_VFIO_GROUP_ADD			1
#define   KVM_DEV_VFIO_GROUP_DEL			2
#define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE		3

enum kvm_device_type {
	KVM_DEV_TYPE_FSL_MPIC_20	= 1,
#define KVM_DEV_TYPE_FSL_MPIC_20	KVM_DEV_TYPE_FSL_MPIC_20
	KVM_DEV_TYPE_FSL_MPIC_42,
#define KVM_DEV_TYPE_FSL_MPIC_42	KVM_DEV_TYPE_FSL_MPIC_42
	KVM_DEV_TYPE_XICS,
#define KVM_DEV_TYPE_XICS		KVM_DEV_TYPE_XICS
	KVM_DEV_TYPE_VFIO,
#define KVM_DEV_TYPE_VFIO		KVM_DEV_TYPE_VFIO
	KVM_DEV_TYPE_ARM_VGIC_V2,
#define KVM_DEV_TYPE_ARM_VGIC_V2	KVM_DEV_TYPE_ARM_VGIC_V2
	KVM_DEV_TYPE_FLIC,
#define KVM_DEV_TYPE_FLIC		KVM_DEV_TYPE_FLIC
	KVM_DEV_TYPE_ARM_VGIC_V3,
#define KVM_DEV_TYPE_ARM_VGIC_V3	KVM_DEV_TYPE_ARM_VGIC_V3
	KVM_DEV_TYPE_ARM_VGIC_ITS,
#define KVM_DEV_TYPE_ARM_VGIC_ITS	KVM_DEV_TYPE_ARM_VGIC_ITS
	KVM_DEV_TYPE_XIVE,
#define KVM_DEV_TYPE_XIVE		KVM_DEV_TYPE_XIVE
	KVM_DEV_TYPE_ARM_PV_TIME,
#define KVM_DEV_TYPE_ARM_PV_TIME	KVM_DEV_TYPE_ARM_PV_TIME
	KVM_DEV_TYPE_MAX,
};

struct kvm_vfio_spapr_tce {
	__s32	groupfd;
	__s32	tablefd;
};

/*
 * ioctls for VM fds
 */
#define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
/*
 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
 * a vcpu fd.
 */
#define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
#define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
/* KVM_SET_MEMORY_ALIAS is obsolete: */
#define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
#define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
#define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
					struct kvm_userspace_memory_region)
#define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)

/* enable ucontrol for s390 */
struct kvm_s390_ucas_mapping {
	__u64 user_addr;
	__u64 vcpu_addr;
	__u64 length;
};
#define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
#define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
#define KVM_S390_VCPU_FAULT	 _IOW(KVMIO, 0x52, unsigned long)

/* Device model IOC */
#define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
#define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
#define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
#define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
#define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
#define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
#define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
#define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
#define KVM_REGISTER_COALESCED_MMIO \
			_IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
#define KVM_UNREGISTER_COALESCED_MMIO \
			_IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
#define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
				       struct kvm_assigned_pci_dev)
#define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
#define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
#define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
#define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
#define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
				       struct kvm_assigned_pci_dev)
#define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
				       struct kvm_assigned_msix_nr)
#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
				       struct kvm_assigned_msix_entry)
#define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
#define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
#define KVM_CREATE_PIT2		  _IOW(KVMIO,  0x77, struct kvm_pit_config)
#define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
#define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
#define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
#define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
#define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
/* Available with KVM_CAP_PIT_STATE2 */
#define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
#define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
/* Available with KVM_CAP_PPC_GET_PVINFO */
#define KVM_PPC_GET_PVINFO	  _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
/* Available with KVM_CAP_TSC_CONTROL */
#define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
#define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
/* Available with KVM_CAP_PCI_2_3 */
#define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
				       struct kvm_assigned_pci_dev)
/* Available with KVM_CAP_SIGNAL_MSI */
#define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
/* Available with KVM_CAP_PPC_GET_SMMU_INFO */
#define KVM_PPC_GET_SMMU_INFO	  _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
/* Available with KVM_CAP_PPC_ALLOC_HTAB */
#define KVM_PPC_ALLOCATE_HTAB	  _IOWR(KVMIO, 0xa7, __u32)
#define KVM_CREATE_SPAPR_TCE	  _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
#define KVM_CREATE_SPAPR_TCE_64	  _IOW(KVMIO,  0xa8, \
				       struct kvm_create_spapr_tce_64)
/* Available with KVM_CAP_RMA */
#define KVM_ALLOCATE_RMA	  _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
/* Available with KVM_CAP_PPC_HTAB_FD */
#define KVM_PPC_GET_HTAB_FD	  _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
/* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
#define KVM_ARM_SET_DEVICE_ADDR	  _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
/* Available with KVM_CAP_PPC_RTAS */
#define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
/* Available with KVM_CAP_SPAPR_RESIZE_HPT */
#define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
#define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
/* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
#define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
/* Available with KVM_CAP_PPC_RADIX_MMU */
#define KVM_PPC_GET_RMMU_INFO	  _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
/* Available with KVM_CAP_PPC_GET_CPU_CHAR */
#define KVM_PPC_GET_CPU_CHAR	  _IOR(KVMIO,  0xb1, struct kvm_ppc_cpu_char)
/* Available with KVM_CAP_PMU_EVENT_FILTER */
#define KVM_SET_PMU_EVENT_FILTER  _IOW(KVMIO,  0xb2, struct kvm_pmu_event_filter)
#define KVM_PPC_SVM_OFF		  _IO(KVMIO,  0xb3)

/* ioctl for vm fd */
#define KVM_CREATE_DEVICE	  _IOWR(KVMIO,  0xe0, struct kvm_create_device)

/* ioctls for fds returned by KVM_CREATE_DEVICE */
#define KVM_SET_DEVICE_ATTR	  _IOW(KVMIO,  0xe1, struct kvm_device_attr)
#define KVM_GET_DEVICE_ATTR	  _IOW(KVMIO,  0xe2, struct kvm_device_attr)
#define KVM_HAS_DEVICE_ATTR	  _IOW(KVMIO,  0xe3, struct kvm_device_attr)

/*
 * ioctls for vcpu fds
 */
#define KVM_RUN                   _IO(KVMIO,   0x80)
#define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
#define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
#define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
#define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
#define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
#define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
#define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
#define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
#define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
#define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
#define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
#define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
#define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
#define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
#define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
#define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
#define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
/* Available with KVM_CAP_VAPIC */
#define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
/* Available with KVM_CAP_VAPIC */
#define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
/* valid for virtual machine (for floating interrupt)_and_ vcpu */
#define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
/* store status for s390 */
#define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
#define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
#define KVM_S390_STORE_STATUS	  _IOW(KVMIO,  0x95, unsigned long)
/* initial ipl psw for s390 */
#define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
/* initial reset for s390 */
#define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
#define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
#define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
/* Available with KVM_CAP_USER_NMI */
#define KVM_NMI                   _IO(KVMIO,   0x9a)
/* Available with KVM_CAP_SET_GUEST_DEBUG */
#define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
/* MCE for x86 */
#define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
#define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
/* Available with KVM_CAP_VCPU_EVENTS */
#define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
#define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
/* Available with KVM_CAP_DEBUGREGS */
#define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
#define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
/*
 * vcpu version available with KVM_ENABLE_CAP
 * vm version available with KVM_CAP_ENABLE_CAP_VM
 */
#define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
/* Available with KVM_CAP_XSAVE */
#define KVM_GET_XSAVE		  _IOR(KVMIO,  0xa4, struct kvm_xsave)
#define KVM_SET_XSAVE		  _IOW(KVMIO,  0xa5, struct kvm_xsave)
/* Available with KVM_CAP_XCRS */
#define KVM_GET_XCRS		  _IOR(KVMIO,  0xa6, struct kvm_xcrs)
#define KVM_SET_XCRS		  _IOW(KVMIO,  0xa7, struct kvm_xcrs)
/* Available with KVM_CAP_SW_TLB */
#define KVM_DIRTY_TLB		  _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
/* Available with KVM_CAP_ONE_REG */
#define KVM_GET_ONE_REG		  _IOW(KVMIO,  0xab, struct kvm_one_reg)
#define KVM_SET_ONE_REG		  _IOW(KVMIO,  0xac, struct kvm_one_reg)
/* VM is being stopped by host */
#define KVM_KVMCLOCK_CTRL	  _IO(KVMIO,   0xad)
#define KVM_ARM_VCPU_INIT	  _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
#define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
#define KVM_GET_REG_LIST	  _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
/* Available with KVM_CAP_S390_MEM_OP */
#define KVM_S390_MEM_OP		  _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
/* Available with KVM_CAP_S390_SKEYS */
#define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
#define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
/* Available with KVM_CAP_S390_INJECT_IRQ */
#define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
/* Available with KVM_CAP_S390_IRQ_STATE */
#define KVM_S390_SET_IRQ_STATE	  _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
#define KVM_S390_GET_IRQ_STATE	  _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
/* Available with KVM_CAP_X86_SMM */
#define KVM_SMI                   _IO(KVMIO,   0xb7)
/* Available with KVM_CAP_S390_CMMA_MIGRATION */
#define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
#define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
/* Memory Encryption Commands */
#define KVM_MEMORY_ENCRYPT_OP      _IOWR(KVMIO, 0xba, unsigned long)

struct kvm_enc_region {
	__u64 addr;
	__u64 size;
};

#define KVM_MEMORY_ENCRYPT_REG_REGION    _IOR(KVMIO, 0xbb, struct kvm_enc_region)
#define KVM_MEMORY_ENCRYPT_UNREG_REGION  _IOR(KVMIO, 0xbc, struct kvm_enc_region)

/* Available with KVM_CAP_HYPERV_EVENTFD */
#define KVM_HYPERV_EVENTFD        _IOW(KVMIO,  0xbd, struct kvm_hyperv_eventfd)

/* Available with KVM_CAP_NESTED_STATE */
#define KVM_GET_NESTED_STATE         _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
#define KVM_SET_NESTED_STATE         _IOW(KVMIO,  0xbf, struct kvm_nested_state)

/* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
#define KVM_CLEAR_DIRTY_LOG          _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)

/* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */
#define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)

/* Available with KVM_CAP_ARM_SVE */
#define KVM_ARM_VCPU_FINALIZE	  _IOW(KVMIO,  0xc2, int)

/* Available with  KVM_CAP_S390_VCPU_RESETS */
#define KVM_S390_NORMAL_RESET	_IO(KVMIO,   0xc3)
#define KVM_S390_CLEAR_RESET	_IO(KVMIO,   0xc4)

struct kvm_s390_pv_sec_parm {
	__u64 origin;
	__u64 length;
};

struct kvm_s390_pv_unp {
	__u64 addr;
	__u64 size;
	__u64 tweak;
};

enum pv_cmd_dmp_id {
	KVM_PV_DUMP_INIT,
	KVM_PV_DUMP_CONFIG_STOR_STATE,
	KVM_PV_DUMP_COMPLETE,
	KVM_PV_DUMP_CPU,
};

struct kvm_s390_pv_dmp {
	__u64 subcmd;
	__u64 buff_addr;
	__u64 buff_len;
	__u64 gaddr;		/* For dump storage state */
	__u64 reserved[4];
};

enum pv_cmd_info_id {
	KVM_PV_INFO_VM,
	KVM_PV_INFO_DUMP,
};

struct kvm_s390_pv_info_dump {
	__u64 dump_cpu_buffer_len;
	__u64 dump_config_mem_buffer_per_1m;
	__u64 dump_config_finalize_len;
};

struct kvm_s390_pv_info_vm {
	__u64 inst_calls_list[4];
	__u64 max_cpus;
	__u64 max_guests;
	__u64 max_guest_addr;
	__u64 feature_indication;
};

struct kvm_s390_pv_info_header {
	__u32 id;
	__u32 len_max;
	__u32 len_written;
	__u32 reserved;
};

struct kvm_s390_pv_info {
	struct kvm_s390_pv_info_header header;
	union {
		struct kvm_s390_pv_info_dump dump;
		struct kvm_s390_pv_info_vm vm;
	};
};

enum pv_cmd_id {
	KVM_PV_ENABLE,
	KVM_PV_DISABLE,
	KVM_PV_SET_SEC_PARMS,
	KVM_PV_UNPACK,
	KVM_PV_VERIFY,
	KVM_PV_PREP_RESET,
	KVM_PV_UNSHARE_ALL,
	KVM_PV_INFO,
	KVM_PV_DUMP,
};

struct kvm_pv_cmd {
	__u32 cmd;	/* Command to be executed */
	__u16 rc;	/* Ultravisor return code */
	__u16 rrc;	/* Ultravisor return reason code */
	__u64 data;	/* Data or address */
	__u32 flags;    /* flags for future extensions. Must be 0 for now */
	__u32 reserved[3];
};

/* Available with KVM_CAP_S390_PROTECTED */
#define KVM_S390_PV_COMMAND		_IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)

/* Available with KVM_CAP_X86_MSR_FILTER */
#define KVM_X86_SET_MSR_FILTER	_IOW(KVMIO,  0xc6, struct kvm_msr_filter)

/* Available with KVM_CAP_DIRTY_LOG_RING */
#define KVM_RESET_DIRTY_RINGS		_IO(KVMIO, 0xc7)

/* Per-VM Xen attributes */
#define KVM_XEN_HVM_GET_ATTR	_IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr)
#define KVM_XEN_HVM_SET_ATTR	_IOW(KVMIO,  0xc9, struct kvm_xen_hvm_attr)

struct kvm_xen_hvm_attr {
	__u16 type;
	__u16 pad[3];
	union {
		__u8 long_mode;
		__u8 vector;
		struct {
			__u64 gfn;
		} shared_info;
		__u64 pad[8];
	} u;
};

/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */
#define KVM_XEN_ATTR_TYPE_LONG_MODE		0x0
#define KVM_XEN_ATTR_TYPE_SHARED_INFO		0x1
#define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR		0x2

/* Per-vCPU Xen attributes */
#define KVM_XEN_VCPU_GET_ATTR	_IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr)
#define KVM_XEN_VCPU_SET_ATTR	_IOW(KVMIO,  0xcb, struct kvm_xen_vcpu_attr)

#define KVM_GET_SREGS2             _IOR(KVMIO,  0xcc, struct kvm_sregs2)
#define KVM_SET_SREGS2             _IOW(KVMIO,  0xcd, struct kvm_sregs2)

struct kvm_xen_vcpu_attr {
	__u16 type;
	__u16 pad[3];
	union {
		__u64 gpa;
		__u64 pad[8];
		struct {
			__u64 state;
			__u64 state_entry_time;
			__u64 time_running;
			__u64 time_runnable;
			__u64 time_blocked;
			__u64 time_offline;
		} runstate;
	} u;
};

/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */
#define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO	0x0
#define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO	0x1
#define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR	0x2
#define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT	0x3
#define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA	0x4
#define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST	0x5

/* Secure Encrypted Virtualization command */
enum sev_cmd_id {
	/* Guest initialization commands */
	KVM_SEV_INIT = 0,
	KVM_SEV_ES_INIT,
	/* Guest launch commands */
	KVM_SEV_LAUNCH_START,
	KVM_SEV_LAUNCH_UPDATE_DATA,
	KVM_SEV_LAUNCH_UPDATE_VMSA,
	KVM_SEV_LAUNCH_SECRET,
	KVM_SEV_LAUNCH_MEASURE,
	KVM_SEV_LAUNCH_FINISH,
	/* Guest migration commands (outgoing) */
	KVM_SEV_SEND_START,
	KVM_SEV_SEND_UPDATE_DATA,
	KVM_SEV_SEND_UPDATE_VMSA,
	KVM_SEV_SEND_FINISH,
	/* Guest migration commands (incoming) */
	KVM_SEV_RECEIVE_START,
	KVM_SEV_RECEIVE_UPDATE_DATA,
	KVM_SEV_RECEIVE_UPDATE_VMSA,
	KVM_SEV_RECEIVE_FINISH,
	/* Guest status and debug commands */
	KVM_SEV_GUEST_STATUS,
	KVM_SEV_DBG_DECRYPT,
	KVM_SEV_DBG_ENCRYPT,
	/* Guest certificates commands */
	KVM_SEV_CERT_EXPORT,
	/* Attestation report */
	KVM_SEV_GET_ATTESTATION_REPORT,
	/* Guest Migration Extension */
	KVM_SEV_SEND_CANCEL,

KVM_SEV_NR_MAX,
};

struct kvm_sev_cmd {
	__u32 id;
	__u64 data;
	__u32 error;
	__u32 sev_fd;
};

struct kvm_sev_launch_start {
	__u32 handle;
	__u32 policy;
	__u64 dh_uaddr;
	__u32 dh_len;
	__u64 session_uaddr;
	__u32 session_len;
};

struct kvm_sev_launch_update_data {
	__u64 uaddr;
	__u32 len;
};

struct kvm_sev_launch_secret {
	__u64 hdr_uaddr;
	__u32 hdr_len;
	__u64 guest_uaddr;
	__u32 guest_len;
	__u64 trans_uaddr;
	__u32 trans_len;
};

struct kvm_sev_launch_measure {
	__u64 uaddr;
	__u32 len;
};

struct kvm_sev_guest_status {
	__u32 handle;
	__u32 policy;
	__u32 state;
};

struct kvm_sev_dbg {
	__u64 src_uaddr;
	__u64 dst_uaddr;
	__u32 len;
};

struct kvm_sev_attestation_report {
	__u8 mnonce[16];
	__u64 uaddr;
	__u32 len;
};

struct kvm_sev_send_start {
	__u32 policy;
	__u64 pdh_cert_uaddr;
	__u32 pdh_cert_len;
	__u64 plat_certs_uaddr;
	__u32 plat_certs_len;
	__u64 amd_certs_uaddr;
	__u32 amd_certs_len;
	__u64 session_uaddr;
	__u32 session_len;
};

struct kvm_sev_send_update_data {
	__u64 hdr_uaddr;
	__u32 hdr_len;
	__u64 guest_uaddr;
	__u32 guest_len;
	__u64 trans_uaddr;
	__u32 trans_len;
};

struct kvm_sev_receive_start {
	__u32 handle;
	__u32 policy;
	__u64 pdh_uaddr;
	__u32 pdh_len;
	__u64 session_uaddr;
	__u32 session_len;
};

struct kvm_sev_receive_update_data {
	__u64 hdr_uaddr;
	__u32 hdr_len;
	__u64 guest_uaddr;
	__u32 guest_len;
	__u64 trans_uaddr;
	__u32 trans_len;
};

#define KVM_DEV_ASSIGN_ENABLE_IOMMU	(1 << 0)
#define KVM_DEV_ASSIGN_PCI_2_3		(1 << 1)
#define KVM_DEV_ASSIGN_MASK_INTX	(1 << 2)

struct kvm_assigned_pci_dev {
	__u32 assigned_dev_id;
	__u32 busnr;
	__u32 devfn;
	__u32 flags;
	__u32 segnr;
	union {
		__u32 reserved[11];
	};
};

#define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
#define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
#define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)

#define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
#define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
#define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)

#define KVM_DEV_IRQ_HOST_MASK	 0x00ff
#define KVM_DEV_IRQ_GUEST_MASK   0xff00

struct kvm_assigned_irq {
	__u32 assigned_dev_id;
	__u32 host_irq; /* ignored (legacy field) */
	__u32 guest_irq;
	__u32 flags;
	union {
		__u32 reserved[12];
	};
};

struct kvm_assigned_msix_nr {
	__u32 assigned_dev_id;
	__u16 entry_nr;
	__u16 padding;
};

#define KVM_MAX_MSIX_PER_DEV		256
struct kvm_assigned_msix_entry {
	__u32 assigned_dev_id;
	__u32 gsi;
	__u16 entry; /* The index of entry in the MSI-X table */
	__u16 padding[3];
};

#define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
#define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)

/* Available with KVM_CAP_ARM_USER_IRQ */

/* Bits for run->s.regs.device_irq_level */
#define KVM_ARM_DEV_EL1_VTIMER		(1 << 0)
#define KVM_ARM_DEV_EL1_PTIMER		(1 << 1)
#define KVM_ARM_DEV_PMU			(1 << 2)

struct kvm_hyperv_eventfd {
	__u32 conn_id;
	__s32 fd;
	__u32 flags;
	__u32 padding[3];
};

#define KVM_HYPERV_CONN_ID_MASK		0x00ffffff
#define KVM_HYPERV_EVENTFD_DEASSIGN	(1 << 0)

#define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE    (1 << 0)
#define KVM_DIRTY_LOG_INITIALLY_SET            (1 << 1)

/*
 * Arch needs to define the macro after implementing the dirty ring
 * feature.  KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the
 * starting page offset of the dirty ring structures.
 */
#ifndef KVM_DIRTY_LOG_PAGE_OFFSET
#define KVM_DIRTY_LOG_PAGE_OFFSET 0
#endif

/*
 * KVM dirty GFN flags, defined as:
 *
 * |---------------+---------------+--------------|
 * | bit 1 (reset) | bit 0 (dirty) | Status       |
 * |---------------+---------------+--------------|
 * |             0 |             0 | Invalid GFN  |
 * |             0 |             1 | Dirty GFN    |
 * |             1 |             X | GFN to reset |
 * |---------------+---------------+--------------|
 *
 * Lifecycle of a dirty GFN goes like:
 *
 *      dirtied         harvested        reset
 * 00 -----------> 01 -------------> 1X -------+
 *  ^                                          |
 *  |                                          |
 *  +------------------------------------------+
 *
 * The userspace program is only responsible for the 01->1X state
 * conversion after harvesting an entry.  Also, it must not skip any
 * dirty bits, so that dirty bits are always harvested in sequence.
 */
#define KVM_DIRTY_GFN_F_DIRTY           _BITUL(0)
#define KVM_DIRTY_GFN_F_RESET           _BITUL(1)
#define KVM_DIRTY_GFN_F_MASK            0x3

/*
 * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of
 * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn.  The
 * size of the gfn buffer is decided by the first argument when
 * enabling KVM_CAP_DIRTY_LOG_RING.
 */
struct kvm_dirty_gfn {
	__u32 flags;
	__u32 slot;
	__u64 offset;
};

#define KVM_BUS_LOCK_DETECTION_OFF             (1 << 0)
#define KVM_BUS_LOCK_DETECTION_EXIT            (1 << 1)

#define KVM_PMU_CAP_DISABLE                    (1 << 0)

/**
 * struct kvm_stats_header - Header of per vm/vcpu binary statistics data.
 * @flags: Some extra information for header, always 0 for now.
 * @name_size: The size in bytes of the memory which contains statistics
 *             name string including trailing '\0'. The memory is allocated
 *             at the send of statistics descriptor.
 * @num_desc: The number of statistics the vm or vcpu has.
 * @id_offset: The offset of the vm/vcpu stats' id string in the file pointed
 *             by vm/vcpu stats fd.
 * @desc_offset: The offset of the vm/vcpu stats' descriptor block in the file
 *               pointd by vm/vcpu stats fd.
 * @data_offset: The offset of the vm/vcpu stats' data block in the file
 *               pointed by vm/vcpu stats fd.
 *
 * This is the header userspace needs to read from stats fd before any other
 * readings. It is used by userspace to discover all the information about the
 * vm/vcpu's binary statistics.
 * Userspace reads this header from the start of the vm/vcpu's stats fd.
 */
struct kvm_stats_header {
	__u32 flags;
	__u32 name_size;
	__u32 num_desc;
	__u32 id_offset;
	__u32 desc_offset;
	__u32 data_offset;
};

#define KVM_STATS_TYPE_SHIFT		0
#define KVM_STATS_TYPE_MASK		(0xF << KVM_STATS_TYPE_SHIFT)
#define KVM_STATS_TYPE_CUMULATIVE	(0x0 << KVM_STATS_TYPE_SHIFT)
#define KVM_STATS_TYPE_INSTANT		(0x1 << KVM_STATS_TYPE_SHIFT)
#define KVM_STATS_TYPE_PEAK		(0x2 << KVM_STATS_TYPE_SHIFT)
#define KVM_STATS_TYPE_LINEAR_HIST	(0x3 << KVM_STATS_TYPE_SHIFT)
#define KVM_STATS_TYPE_LOG_HIST		(0x4 << KVM_STATS_TYPE_SHIFT)
#define KVM_STATS_TYPE_MAX		KVM_STATS_TYPE_LOG_HIST

#define KVM_STATS_UNIT_SHIFT		4
#define KVM_STATS_UNIT_MASK		(0xF << KVM_STATS_UNIT_SHIFT)
#define KVM_STATS_UNIT_NONE		(0x0 << KVM_STATS_UNIT_SHIFT)
#define KVM_STATS_UNIT_BYTES		(0x1 << KVM_STATS_UNIT_SHIFT)
#define KVM_STATS_UNIT_SECONDS		(0x2 << KVM_STATS_UNIT_SHIFT)
#define KVM_STATS_UNIT_CYCLES		(0x3 << KVM_STATS_UNIT_SHIFT)
#define KVM_STATS_UNIT_MAX		KVM_STATS_UNIT_CYCLES

#define KVM_STATS_BASE_SHIFT		8
#define KVM_STATS_BASE_MASK		(0xF << KVM_STATS_BASE_SHIFT)
#define KVM_STATS_BASE_POW10		(0x0 << KVM_STATS_BASE_SHIFT)
#define KVM_STATS_BASE_POW2		(0x1 << KVM_STATS_BASE_SHIFT)
#define KVM_STATS_BASE_MAX		KVM_STATS_BASE_POW2

/**
 * struct kvm_stats_desc - Descriptor of a KVM statistics.
 * @flags: Annotations of the stats, like type, unit, etc.
 * @exponent: Used together with @flags to determine the unit.
 * @size: The number of data items for this stats.
 *        Every data item is of type __u64.
 * @offset: The offset of the stats to the start of stat structure in
 *          structure kvm or kvm_vcpu.
 * @bucket_size: A parameter value used for histogram stats. It is only used
 *		for linear histogram stats, specifying the size of the bucket;
 * @name: The name string for the stats. Its size is indicated by the
 *        &kvm_stats_header->name_size.
 */
struct kvm_stats_desc {
	__u32 flags;
	__s16 exponent;
	__u16 size;
	__u32 offset;
	__u32 bucket_size;
	char name[];
};

#define KVM_GET_STATS_FD  _IO(KVMIO,  0xce)

/* Available with KVM_CAP_XSAVE2 */
#define KVM_GET_XSAVE2		  _IOR(KVMIO,  0xcf, struct kvm_xsave)

/* Available with KVM_CAP_S390_PROTECTED_DUMP */
#define KVM_S390_PV_CPU_COMMAND	_IOWR(KVMIO, 0xd0, struct kvm_pv_cmd)

/* Available with KVM_CAP_S390_ZPCI_OP */
#define KVM_S390_ZPCI_OP         _IOW(KVMIO,  0xd1, struct kvm_s390_zpci_op)

struct kvm_s390_zpci_op {
	/* in */
	__u32 fh;               /* target device */
	__u8  op;               /* operation to perform */
	__u8  pad[3];
	union {
		/* for KVM_S390_ZPCIOP_REG_AEN */
		struct {
			__u64 ibv;      /* Guest addr of interrupt bit vector */
			__u64 sb;       /* Guest addr of summary bit */
			__u32 flags;
			__u32 noi;      /* Number of interrupts */
			__u8 isc;       /* Guest interrupt subclass */
			__u8 sbo;       /* Offset of guest summary bit vector */
			__u16 pad;
		} reg_aen;
		__u64 reserved[8];
	} u;
};

/* types for kvm_s390_zpci_op->op */
#define KVM_S390_ZPCIOP_REG_AEN                0
#define KVM_S390_ZPCIOP_DEREG_AEN      1

/* flags for kvm_s390_zpci_op->u.reg_aen.flags */
#define KVM_S390_ZPCIOP_REGAEN_HOST    (1 << 0)

#endif /* __LINUX_KVM_H */

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