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kvm.h
/* 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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