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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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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/compiler.h>#include <linux/stddef.h>#include <linux/ioctl.h>#include <asm/kvm.h>
#ifdef __KERNEL__#include <linux/kvm_types.h>#endif
#define KVM_API_VERSION 12
/* * Backwards-compatible definitions. */#define __KVM_HAVE_GUEST_DEBUG
/* 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 */};
/* for KVM_SET_USER_MEMORY_REGION2 */struct kvm_userspace_memory_region2 { __u32 slot; __u32 flags; __u64 guest_phys_addr; __u64 memory_size; __u64 userspace_addr; __u64 guest_memfd_offset; __u32 guest_memfd; __u32 pad1; __u64 pad2[14];};
/* * The bit 0 ~ bit 15 of kvm_userspace_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)#define KVM_MEM_GUEST_MEMFD (1UL << 2)
/* 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_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;};
struct kvm_exit_snp_req_certs { __u64 gpa; __u64 npages; __u64 ret;};
#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#define KVM_EXIT_RISCV_SBI 35#define KVM_EXIT_RISCV_CSR 36#define KVM_EXIT_NOTIFY 37#define KVM_EXIT_LOONGARCH_IOCSR 38#define KVM_EXIT_MEMORY_FAULT 39#define KVM_EXIT_TDX 40#define KVM_EXIT_ARM_SEA 41#define KVM_EXIT_ARM_LDST64B 42#define KVM_EXIT_SNP_REQ_CERTS 43
/* 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)
/* * struct kvm_run can be modified by userspace at any time, so KVM must be * careful to avoid TOCTOU bugs. In order to protect KVM, HINT_UNSAFE_IN_KVM() * renames fields in struct kvm_run from <symbol> to <symbol>__unsafe when * compiled into the kernel, ensuring that any use within KVM is obvious and * gets extra scrutiny. */#ifdef __KERNEL__#define HINT_UNSAFE_IN_KVM(_symbol) _symbol##__unsafe#else#define HINT_UNSAFE_IN_KVM(_symbol) _symbol#endif
/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */struct kvm_run { /* in */ __u8 request_interrupt_window; __u8 HINT_UNSAFE_IN_KVM(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_LOONGARCH_IOCSR */ struct { __u64 phys_addr; __u8 data[8]; __u32 len; __u8 is_write; } iocsr_io; /* KVM_EXIT_HYPERCALL */ struct { __u64 nr; __u64 args[6]; __u64 ret;
union {#ifndef __KERNEL__ __u32 longmode;#endif __u64 flags; }; } 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 */ __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#define KVM_SYSTEM_EVENT_WAKEUP 4#define KVM_SYSTEM_EVENT_SUSPEND 5#define KVM_SYSTEM_EVENT_SEV_TERM 6#define KVM_SYSTEM_EVENT_TDX_FATAL 7 __u32 type; __u32 ndata; union {#ifndef __KERNEL__ __u64 flags;#endif __u64 data[16]; }; } 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 / KVM_EXIT_ARM_LDST64B */ 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)#define KVM_MSR_EXIT_REASON_VALID_MASK (KVM_MSR_EXIT_REASON_INVAL | \ KVM_MSR_EXIT_REASON_UNKNOWN | \ KVM_MSR_EXIT_REASON_FILTER) __u32 reason; /* kernel -> user */ __u32 index; /* kernel -> user */ __u64 data; /* kernel <-> user */ } msr; /* KVM_EXIT_XEN */ struct kvm_xen_exit xen; /* KVM_EXIT_RISCV_SBI */ struct { unsigned long extension_id; unsigned long function_id; unsigned long args[6]; unsigned long ret[2]; } riscv_sbi; /* KVM_EXIT_RISCV_CSR */ struct { unsigned long csr_num; unsigned long new_value; unsigned long write_mask; unsigned long ret_value; } riscv_csr; /* KVM_EXIT_NOTIFY */ struct {#define KVM_NOTIFY_CONTEXT_INVALID (1 << 0) __u32 flags; } notify; /* KVM_EXIT_MEMORY_FAULT */ struct {#define KVM_MEMORY_EXIT_FLAG_PRIVATE (1ULL << 3) __u64 flags; __u64 gpa; __u64 size; } memory_fault; /* KVM_EXIT_TDX */ struct { __u64 flags; __u64 nr; union { struct { __u64 ret; __u64 data[5]; } unknown; struct { __u64 ret; __u64 gpa; __u64 size; } get_quote; struct { __u64 ret; __u64 leaf; __u64 r11, r12, r13, r14; } get_tdvmcall_info; struct { __u64 ret; __u64 vector; } setup_event_notify; }; } tdx; /* KVM_EXIT_ARM_SEA */ struct {#define KVM_EXIT_ARM_SEA_FLAG_GPA_VALID (1ULL << 0) __u64 flags; __u64 esr; __u64 gva; __u64 gpa; } arm_sea; /* KVM_EXIT_SNP_REQ_CERTS */ struct kvm_exit_snp_req_certs snp_req_certs; /* 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; __DECLARE_FLEX_ARRAY(struct kvm_coalesced_mmio, coalesced_mmio);};
#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_INTERRUPT */struct kvm_interrupt { /* in */ __u32 irq;};
/* for KVM_GET_DIRTY_LOG */struct kvm_dirty_log { __u32 slot; __u32 padding1; union { void __user *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 __user *dirty_bitmap; /* one bit per page */ __u64 padding2; };};
/* for KVM_SET_SIGNAL_MASK */struct kvm_signal_mask { __u32 len; __DECLARE_FLEX_ARRAY(__u8, sigset);};
/* 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#define KVM_MP_STATE_SUSPENDED 10
struct kvm_mp_state { __u32 mp_state;};
/* 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_EXITS_APERFMPERF (1 << 4)
/* for KVM_ENABLE_CAP */struct kvm_enable_cap { /* in */ __u32 cap; __u32 flags; __u64 args[4]; __u8 pad[64];};
#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 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */#define KVM_VM_MIPS_AUTO 0#define KVM_VM_MIPS_VZ 1#define KVM_VM_MIPS_TE 2
#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)
#define KVM_VM_TYPE_ARM_PROTECTED (1UL << 31)#define KVM_VM_TYPE_ARM_MASK (KVM_VM_TYPE_ARM_IPA_SIZE_MASK | \ KVM_VM_TYPE_ARM_PROTECTED)
/* * 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_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#define KVM_CAP_SET_GUEST_DEBUG 23#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_PPC_DAWR1 194#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_PTP_KVM 198#define KVM_CAP_HYPERV_ENFORCE_CPUID 199#define KVM_CAP_SREGS2 200#define KVM_CAP_EXIT_HYPERCALL 201#define KVM_CAP_PPC_RPT_INVALIDATE 202#define KVM_CAP_BINARY_STATS_FD 203#define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204#define KVM_CAP_ARM_MTE 205#define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206#define KVM_CAP_VM_GPA_BITS 207#define KVM_CAP_XSAVE2 208#define KVM_CAP_SYS_ATTRIBUTES 209#define KVM_CAP_PPC_AIL_MODE_3 210#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_X86_TRIPLE_FAULT_EVENT 218#define KVM_CAP_X86_NOTIFY_VMEXIT 219#define KVM_CAP_VM_DISABLE_NX_HUGE_PAGES 220#define KVM_CAP_S390_ZPCI_OP 221#define KVM_CAP_S390_CPU_TOPOLOGY 222#define KVM_CAP_DIRTY_LOG_RING_ACQ_REL 223#define KVM_CAP_S390_PROTECTED_ASYNC_DISABLE 224#define KVM_CAP_DIRTY_LOG_RING_WITH_BITMAP 225#define KVM_CAP_PMU_EVENT_MASKED_EVENTS 226#define KVM_CAP_COUNTER_OFFSET 227#define KVM_CAP_ARM_EAGER_SPLIT_CHUNK_SIZE 228#define KVM_CAP_ARM_SUPPORTED_BLOCK_SIZES 229#define KVM_CAP_ARM_SUPPORTED_REG_MASK_RANGES 230#define KVM_CAP_USER_MEMORY2 231#define KVM_CAP_MEMORY_FAULT_INFO 232#define KVM_CAP_MEMORY_ATTRIBUTES 233#define KVM_CAP_GUEST_MEMFD 234#define KVM_CAP_VM_TYPES 235#define KVM_CAP_PRE_FAULT_MEMORY 236#define KVM_CAP_X86_APIC_BUS_CYCLES_NS 237#define KVM_CAP_X86_GUEST_MODE 238#define KVM_CAP_ARM_WRITABLE_IMP_ID_REGS 239#define KVM_CAP_ARM_EL2 240#define KVM_CAP_ARM_EL2_E2H0 241#define KVM_CAP_RISCV_MP_STATE_RESET 242#define KVM_CAP_ARM_CACHEABLE_PFNMAP_SUPPORTED 243#define KVM_CAP_GUEST_MEMFD_FLAGS 244#define KVM_CAP_ARM_SEA_TO_USER 245#define KVM_CAP_S390_USER_OPEREXEC 246#define KVM_CAP_S390_KEYOP 247#define KVM_CAP_S390_VSIE_ESAMODE 248#define KVM_CAP_S390_HPAGE_2G 249#define KVM_CAP_PPC_COMPAT_CAPS 250#define KVM_CAP_ARM_PMU_V3_STRICT 251#define KVM_CAP_GUEST_MEMFD_MEMORY_ATTRIBUTES 252
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; __DECLARE_FLEX_ARRAY(struct kvm_irq_routing_entry, entries);};
#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_RISCV 0x8000000000000000ULL#define KVM_REG_LOONGARCH 0x9000000000000000ULL
#define KVM_REG_SIZE_SHIFT 52#define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
#define KVM_REG_SIZE(id) \ (1U << (((id) & KVM_REG_SIZE_MASK) >> KVM_REG_SIZE_SHIFT))
#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 */ __DECLARE_FLEX_ARRAY(__u64, reg);};
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_FILE 1
#define KVM_DEV_VFIO_FILE_ADD 1#define KVM_DEV_VFIO_FILE_DEL 2
/* KVM_DEV_VFIO_GROUP aliases are for compile time uapi compatibility */#define KVM_DEV_VFIO_GROUP KVM_DEV_VFIO_FILE
#define KVM_DEV_VFIO_GROUP_ADD KVM_DEV_VFIO_FILE_ADD#define KVM_DEV_VFIO_GROUP_DEL KVM_DEV_VFIO_FILE_DEL#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_RISCV_AIA,#define KVM_DEV_TYPE_RISCV_AIA KVM_DEV_TYPE_RISCV_AIA KVM_DEV_TYPE_LOONGARCH_IPI,#define KVM_DEV_TYPE_LOONGARCH_IPI KVM_DEV_TYPE_LOONGARCH_IPI KVM_DEV_TYPE_LOONGARCH_EIOINTC,#define KVM_DEV_TYPE_LOONGARCH_EIOINTC KVM_DEV_TYPE_LOONGARCH_EIOINTC KVM_DEV_TYPE_LOONGARCH_PCHPIC,#define KVM_DEV_TYPE_LOONGARCH_PCHPIC KVM_DEV_TYPE_LOONGARCH_PCHPIC KVM_DEV_TYPE_LOONGARCH_DMSINTC,#define KVM_DEV_TYPE_LOONGARCH_DMSINTC KVM_DEV_TYPE_LOONGARCH_DMSINTC KVM_DEV_TYPE_ARM_VGIC_V5,#define KVM_DEV_TYPE_ARM_VGIC_V5 KVM_DEV_TYPE_ARM_VGIC_V5
KVM_DEV_TYPE_MAX,
};
struct kvm_vfio_spapr_tce { __s32 groupfd; __s32 tablefd;};
#define KVM_S390_KEYOP_ISKE 0x01#define KVM_S390_KEYOP_RRBE 0x02#define KVM_S390_KEYOP_SSKE 0x03struct kvm_s390_keyop { __u64 guest_addr; __u8 key; __u8 operation; __u8 pad[6];};
/* * 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)#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) /* deprecated */#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)#define KVM_SET_USER_MEMORY_REGION2 _IOW(KVMIO, 0x49, \ struct kvm_userspace_memory_region2)
/* enable ucontrol for s390 */#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)#define KVM_S390_KEYOP _IOWR(KVMIO, 0x53, struct kvm_s390_keyop)
/* 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_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)#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 for a vCPU, or with* KVM_CAP_VM_TSC_CONTROL to set defaults for a VM */#define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)#define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)/* 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_MMU_RADIX or KVM_CAP_PPC_MMU_HASH_V3 */#define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg)/* Available with KVM_CAP_PPC_MMU_RADIX */#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)#define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct kvm_arm_copy_mte_tags)/* Available with KVM_CAP_COUNTER_OFFSET */#define KVM_ARM_SET_COUNTER_OFFSET _IOW(KVMIO, 0xb5, struct kvm_arm_counter_offset)#define KVM_ARM_GET_REG_WRITABLE_MASKS _IOR(KVMIO, 0xb6, struct reg_mask_range)/* Available with KVM_CAP_PPC_COMPAT_CAPS */#define KVM_PPC_GET_COMPAT_CAPS _IO(KVMIO, 0xb8)
/* 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)#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_CAP_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)
/* 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)
/* 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)
/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */#define KVM_XEN_HVM_EVTCHN_SEND _IOW(KVMIO, 0xd0, struct kvm_irq_routing_xen_evtchn)
#define KVM_GET_SREGS2 _IOR(KVMIO, 0xcc, struct kvm_sregs2)#define KVM_SET_SREGS2 _IOW(KVMIO, 0xcd, struct kvm_sregs2)
#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_BOOLEAN (0x4 << KVM_STATS_UNIT_SHIFT)#define KVM_STATS_UNIT_MAX KVM_STATS_UNIT_BOOLEAN
#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;#ifdef __KERNEL__ char name[KVM_STATS_NAME_SIZE];#else __DECLARE_FLEX_ARRAY(char, name);#endif};
#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_X86_NOTIFY_VMEXIT */#define KVM_X86_NOTIFY_VMEXIT_ENABLED (1ULL << 0)#define KVM_X86_NOTIFY_VMEXIT_USER (1ULL << 1)
/* Available with KVM_CAP_S390_ZPCI_OP */#define KVM_S390_ZPCI_OP _IOW(KVMIO, 0xd1, struct kvm_s390_zpci_op)
/* Available with KVM_CAP_MEMORY_ATTRIBUTES */#define KVM_SET_MEMORY_ATTRIBUTES _IOW(KVMIO, 0xd2, struct kvm_memory_attributes)
struct kvm_memory_attributes { __u64 address; __u64 size; __u64 attributes; __u64 flags;};
/* Available with KVM_CAP_GUEST_MEMFD_MEMORY_ATTRIBUTES */#define KVM_SET_MEMORY_ATTRIBUTES2 _IOWR(KVMIO, 0xd2, struct kvm_memory_attributes2)
struct kvm_memory_attributes2 { union { __u64 address; __u64 offset; }; __u64 size; __u64 attributes; __u64 flags; __u64 error_offset; __u64 reserved[11];};
#define KVM_MEMORY_ATTRIBUTE_PRIVATE (1ULL << 3)
#define KVM_CREATE_GUEST_MEMFD _IOWR(KVMIO, 0xd4, struct kvm_create_guest_memfd)#define GUEST_MEMFD_FLAG_MMAP (1ULL << 0)#define GUEST_MEMFD_FLAG_INIT_SHARED (1ULL << 1)
struct kvm_create_guest_memfd { __u64 size; __u64 flags; __u64 reserved[6];};
#define KVM_PRE_FAULT_MEMORY _IOWR(KVMIO, 0xd5, struct kvm_pre_fault_memory)
struct kvm_pre_fault_memory { __u64 gpa; __u64 size; __u64 flags; __u64 padding[5];};
#endif /* __LINUX_KVM_H */