/* SPDX-License-Identifier: GPL-2.0 */ /* * This file contains definitions from Hyper-V Hypervisor Top-Level Functional * Specification (TLFS): * https://docs.microsoft.com/en-us/virtualization/hyper-v-on-windows/reference/tlfs */ #ifndef _ASM_X86_HYPERV_TLFS_H #define _ASM_X86_HYPERV_TLFS_H #include #include /* * While not explicitly listed in the TLFS, Hyper-V always runs with a page size * of 4096. These definitions are used when communicating with Hyper-V using * guest physical pages and guest physical page addresses, since the guest page * size may not be 4096 on all architectures. */ #define HV_HYP_PAGE_SHIFT 12 #define HV_HYP_PAGE_SIZE BIT(HV_HYP_PAGE_SHIFT) #define HV_HYP_PAGE_MASK (~(HV_HYP_PAGE_SIZE - 1)) /* * The below CPUID leaves are present if VersionAndFeatures.HypervisorPresent * is set by CPUID(HvCpuIdFunctionVersionAndFeatures). */ #define HYPERV_CPUID_VENDOR_AND_MAX_FUNCTIONS 0x40000000 #define HYPERV_CPUID_INTERFACE 0x40000001 #define HYPERV_CPUID_VERSION 0x40000002 #define HYPERV_CPUID_FEATURES 0x40000003 #define HYPERV_CPUID_ENLIGHTMENT_INFO 0x40000004 #define HYPERV_CPUID_IMPLEMENT_LIMITS 0x40000005 #define HYPERV_CPUID_NESTED_FEATURES 0x4000000A #define HYPERV_HYPERVISOR_PRESENT_BIT 0x80000000 #define HYPERV_CPUID_MIN 0x40000005 #define HYPERV_CPUID_MAX 0x4000ffff /* * Feature identification. EAX indicates which features are available * to the partition based upon the current partition privileges. * These are HYPERV_CPUID_FEATURES.EAX bits. */ /* VP Runtime (HV_X64_MSR_VP_RUNTIME) available */ #define HV_X64_MSR_VP_RUNTIME_AVAILABLE BIT(0) /* Partition Reference Counter (HV_X64_MSR_TIME_REF_COUNT) available*/ #define HV_MSR_TIME_REF_COUNT_AVAILABLE BIT(1) /* * Basic SynIC MSRs (HV_X64_MSR_SCONTROL through HV_X64_MSR_EOM * and HV_X64_MSR_SINT0 through HV_X64_MSR_SINT15) available */ #define HV_X64_MSR_SYNIC_AVAILABLE BIT(2) /* * Synthetic Timer MSRs (HV_X64_MSR_STIMER0_CONFIG through * HV_X64_MSR_STIMER3_COUNT) available */ #define HV_MSR_SYNTIMER_AVAILABLE BIT(3) /* * APIC access MSRs (HV_X64_MSR_EOI, HV_X64_MSR_ICR and HV_X64_MSR_TPR) * are available */ #define HV_X64_MSR_APIC_ACCESS_AVAILABLE BIT(4) /* Hypercall MSRs (HV_X64_MSR_GUEST_OS_ID and HV_X64_MSR_HYPERCALL) available*/ #define HV_X64_MSR_HYPERCALL_AVAILABLE BIT(5) /* Access virtual processor index MSR (HV_X64_MSR_VP_INDEX) available*/ #define HV_X64_MSR_VP_INDEX_AVAILABLE BIT(6) /* Virtual system reset MSR (HV_X64_MSR_RESET) is available*/ #define HV_X64_MSR_RESET_AVAILABLE BIT(7) /* * Access statistics pages MSRs (HV_X64_MSR_STATS_PARTITION_RETAIL_PAGE, * HV_X64_MSR_STATS_PARTITION_INTERNAL_PAGE, HV_X64_MSR_STATS_VP_RETAIL_PAGE, * HV_X64_MSR_STATS_VP_INTERNAL_PAGE) available */ #define HV_X64_MSR_STAT_PAGES_AVAILABLE BIT(8) /* Partition reference TSC MSR is available */ #define HV_MSR_REFERENCE_TSC_AVAILABLE BIT(9) /* Partition Guest IDLE MSR is available */ #define HV_X64_MSR_GUEST_IDLE_AVAILABLE BIT(10) /* * There is a single feature flag that signifies if the partition has access * to MSRs with local APIC and TSC frequencies. */ #define HV_X64_ACCESS_FREQUENCY_MSRS BIT(11) /* AccessReenlightenmentControls privilege */ #define HV_X64_ACCESS_REENLIGHTENMENT BIT(13) /* * Feature identification: indicates which flags were specified at partition * creation. The format is the same as the partition creation flag structure * defined in section Partition Creation Flags. * These are HYPERV_CPUID_FEATURES.EBX bits. */ #define HV_X64_CREATE_PARTITIONS BIT(0) #define HV_X64_ACCESS_PARTITION_ID BIT(1) #define HV_X64_ACCESS_MEMORY_POOL BIT(2) #define HV_X64_ADJUST_MESSAGE_BUFFERS BIT(3) #define HV_X64_POST_MESSAGES BIT(4) #define HV_X64_SIGNAL_EVENTS BIT(5) #define HV_X64_CREATE_PORT BIT(6) #define HV_X64_CONNECT_PORT BIT(7) #define HV_X64_ACCESS_STATS BIT(8) #define HV_X64_DEBUGGING BIT(11) #define HV_X64_CPU_POWER_MANAGEMENT BIT(12) /* * Feature identification. EDX indicates which miscellaneous features * are available to the partition. * These are HYPERV_CPUID_FEATURES.EDX bits. */ /* The MWAIT instruction is available (per section MONITOR / MWAIT) */ #define HV_X64_MWAIT_AVAILABLE BIT(0) /* Guest debugging support is available */ #define HV_X64_GUEST_DEBUGGING_AVAILABLE BIT(1) /* Performance Monitor support is available*/ #define HV_X64_PERF_MONITOR_AVAILABLE BIT(2) /* Support for physical CPU dynamic partitioning events is available*/ #define HV_X64_CPU_DYNAMIC_PARTITIONING_AVAILABLE BIT(3) /* * Support for passing hypercall input parameter block via XMM * registers is available */ #define HV_X64_HYPERCALL_PARAMS_XMM_AVAILABLE BIT(4) /* Support for a virtual guest idle state is available */ #define HV_X64_GUEST_IDLE_STATE_AVAILABLE BIT(5) /* Frequency MSRs available */ #define HV_FEATURE_FREQUENCY_MSRS_AVAILABLE BIT(8) /* Crash MSR available */ #define HV_FEATURE_GUEST_CRASH_MSR_AVAILABLE BIT(10) /* stimer Direct Mode is available */ #define HV_STIMER_DIRECT_MODE_AVAILABLE BIT(19) /* * Implementation recommendations. Indicates which behaviors the hypervisor * recommends the OS implement for optimal performance. * These are HYPERV_CPUID_ENLIGHTMENT_INFO.EAX bits. */ /* * Recommend using hypercall for address space switches rather * than MOV to CR3 instruction */ #define HV_X64_AS_SWITCH_RECOMMENDED BIT(0) /* Recommend using hypercall for local TLB flushes rather * than INVLPG or MOV to CR3 instructions */ #define HV_X64_LOCAL_TLB_FLUSH_RECOMMENDED BIT(1) /* * Recommend using hypercall for remote TLB flushes rather * than inter-processor interrupts */ #define HV_X64_REMOTE_TLB_FLUSH_RECOMMENDED BIT(2) /* * Recommend using MSRs for accessing APIC registers * EOI, ICR and TPR rather than their memory-mapped counterparts */ #define HV_X64_APIC_ACCESS_RECOMMENDED BIT(3) /* Recommend using the hypervisor-provided MSR to initiate a system RESET */ #define HV_X64_SYSTEM_RESET_RECOMMENDED BIT(4) /* * Recommend using relaxed timing for this partition. If used, * the VM should disable any watchdog timeouts that rely on the * timely delivery of external interrupts */ #define HV_X64_RELAXED_TIMING_RECOMMENDED BIT(5) /* * Recommend not using Auto End-Of-Interrupt feature */ #define HV_DEPRECATING_AEOI_RECOMMENDED BIT(9) /* * Recommend using cluster IPI hypercalls. */ #define HV_X64_CLUSTER_IPI_RECOMMENDED BIT(10) /* Recommend using the newer ExProcessorMasks interface */ #define HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED BIT(11) /* Recommend using enlightened VMCS */ #define HV_X64_ENLIGHTENED_VMCS_RECOMMENDED BIT(14) /* * Virtual processor will never share a physical core with another virtual * processor, except for virtual processors that are reported as sibling SMT * threads. */ #define HV_X64_NO_NONARCH_CORESHARING BIT(18) /* Nested features. These are HYPERV_CPUID_NESTED_FEATURES.EAX bits. */ #define HV_X64_NESTED_DIRECT_FLUSH BIT(17) #define HV_X64_NESTED_GUEST_MAPPING_FLUSH BIT(18) #define HV_X64_NESTED_MSR_BITMAP BIT(19) /* Hyper-V specific model specific registers (MSRs) */ /* MSR used to identify the guest OS. */ #define HV_X64_MSR_GUEST_OS_ID 0x40000000 /* MSR used to setup pages used to communicate with the hypervisor. */ #define HV_X64_MSR_HYPERCALL 0x40000001 /* MSR used to provide vcpu index */ #define HV_X64_MSR_VP_INDEX 0x40000002 /* MSR used to reset the guest OS. */ #define HV_X64_MSR_RESET 0x40000003 /* MSR used to provide vcpu runtime in 100ns units */ #define HV_X64_MSR_VP_RUNTIME 0x40000010 /* MSR used to read the per-partition time reference counter */ #define HV_X64_MSR_TIME_REF_COUNT 0x40000020 /* A partition's reference time stamp counter (TSC) page */ #define HV_X64_MSR_REFERENCE_TSC 0x40000021 /* MSR used to retrieve the TSC frequency */ #define HV_X64_MSR_TSC_FREQUENCY 0x40000022 /* MSR used to retrieve the local APIC timer frequency */ #define HV_X64_MSR_APIC_FREQUENCY 0x40000023 /* Define the virtual APIC registers */ #define HV_X64_MSR_EOI 0x40000070 #define HV_X64_MSR_ICR 0x40000071 #define HV_X64_MSR_TPR 0x40000072 #define HV_X64_MSR_VP_ASSIST_PAGE 0x40000073 /* Define synthetic interrupt controller model specific registers. */ #define HV_X64_MSR_SCONTROL 0x40000080 #define HV_X64_MSR_SVERSION 0x40000081 #define HV_X64_MSR_SIEFP 0x40000082 #define HV_X64_MSR_SIMP 0x40000083 #define HV_X64_MSR_EOM 0x40000084 #define HV_X64_MSR_SINT0 0x40000090 #define HV_X64_MSR_SINT1 0x40000091 #define HV_X64_MSR_SINT2 0x40000092 #define HV_X64_MSR_SINT3 0x40000093 #define HV_X64_MSR_SINT4 0x40000094 #define HV_X64_MSR_SINT5 0x40000095 #define HV_X64_MSR_SINT6 0x40000096 #define HV_X64_MSR_SINT7 0x40000097 #define HV_X64_MSR_SINT8 0x40000098 #define HV_X64_MSR_SINT9 0x40000099 #define HV_X64_MSR_SINT10 0x4000009A #define HV_X64_MSR_SINT11 0x4000009B #define HV_X64_MSR_SINT12 0x4000009C #define HV_X64_MSR_SINT13 0x4000009D #define HV_X64_MSR_SINT14 0x4000009E #define HV_X64_MSR_SINT15 0x4000009F /* * Synthetic Timer MSRs. Four timers per vcpu. */ #define HV_X64_MSR_STIMER0_CONFIG 0x400000B0 #define HV_X64_MSR_STIMER0_COUNT 0x400000B1 #define HV_X64_MSR_STIMER1_CONFIG 0x400000B2 #define HV_X64_MSR_STIMER1_COUNT 0x400000B3 #define HV_X64_MSR_STIMER2_CONFIG 0x400000B4 #define HV_X64_MSR_STIMER2_COUNT 0x400000B5 #define HV_X64_MSR_STIMER3_CONFIG 0x400000B6 #define HV_X64_MSR_STIMER3_COUNT 0x400000B7 /* Hyper-V guest idle MSR */ #define HV_X64_MSR_GUEST_IDLE 0x400000F0 /* Hyper-V guest crash notification MSR's */ #define HV_X64_MSR_CRASH_P0 0x40000100 #define HV_X64_MSR_CRASH_P1 0x40000101 #define HV_X64_MSR_CRASH_P2 0x40000102 #define HV_X64_MSR_CRASH_P3 0x40000103 #define HV_X64_MSR_CRASH_P4 0x40000104 #define HV_X64_MSR_CRASH_CTL 0x40000105 /* TSC emulation after migration */ #define HV_X64_MSR_REENLIGHTENMENT_CONTROL 0x40000106 #define HV_X64_MSR_TSC_EMULATION_CONTROL 0x40000107 #define HV_X64_MSR_TSC_EMULATION_STATUS 0x40000108 /* * Declare the MSR used to setup pages used to communicate with the hypervisor. */ union hv_x64_msr_hypercall_contents { u64 as_uint64; struct { u64 enable:1; u64 reserved:11; u64 guest_physical_address:52; } __packed; }; /* * TSC page layout. */ struct ms_hyperv_tsc_page { volatile u32 tsc_sequence; u32 reserved1; volatile u64 tsc_scale; volatile s64 tsc_offset; u64 reserved2[509]; } __packed; /* * The guest OS needs to register the guest ID with the hypervisor. * The guest ID is a 64 bit entity and the structure of this ID is * specified in the Hyper-V specification: * * msdn.microsoft.com/en-us/library/windows/hardware/ff542653%28v=vs.85%29.aspx * * While the current guideline does not specify how Linux guest ID(s) * need to be generated, our plan is to publish the guidelines for * Linux and other guest operating systems that currently are hosted * on Hyper-V. The implementation here conforms to this yet * unpublished guidelines. * * * Bit(s) * 63 - Indicates if the OS is Open Source or not; 1 is Open Source * 62:56 - Os Type; Linux is 0x100 * 55:48 - Distro specific identification * 47:16 - Linux kernel version number * 15:0 - Distro specific identification * * */ #define HV_LINUX_VENDOR_ID 0x8100 struct hv_reenlightenment_control { __u64 vector:8; __u64 reserved1:8; __u64 enabled:1; __u64 reserved2:15; __u64 target_vp:32; } __packed; struct hv_tsc_emulation_control { __u64 enabled:1; __u64 reserved:63; } __packed; struct hv_tsc_emulation_status { __u64 inprogress:1; __u64 reserved:63; } __packed; #define HV_X64_MSR_HYPERCALL_ENABLE 0x00000001 #define HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_SHIFT 12 #define HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_MASK \ (~((1ull << HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_SHIFT) - 1)) /* * Crash notification (HV_X64_MSR_CRASH_CTL) flags. */ #define HV_CRASH_CTL_CRASH_NOTIFY_MSG BIT_ULL(62) #define HV_CRASH_CTL_CRASH_NOTIFY BIT_ULL(63) #define HV_X64_MSR_CRASH_PARAMS \ (1 + (HV_X64_MSR_CRASH_P4 - HV_X64_MSR_CRASH_P0)) #define HV_IPI_LOW_VECTOR 0x10 #define HV_IPI_HIGH_VECTOR 0xff /* Declare the various hypercall operations. */ #define HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE 0x0002 #define HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST 0x0003 #define HVCALL_NOTIFY_LONG_SPIN_WAIT 0x0008 #define HVCALL_SEND_IPI 0x000b #define HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE_EX 0x0013 #define HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST_EX 0x0014 #define HVCALL_SEND_IPI_EX 0x0015 #define HVCALL_POST_MESSAGE 0x005c #define HVCALL_SIGNAL_EVENT 0x005d #define HVCALL_FLUSH_GUEST_PHYSICAL_ADDRESS_SPACE 0x00af #define HVCALL_FLUSH_GUEST_PHYSICAL_ADDRESS_LIST 0x00b0 #define HV_X64_MSR_VP_ASSIST_PAGE_ENABLE 0x00000001 #define HV_X64_MSR_VP_ASSIST_PAGE_ADDRESS_SHIFT 12 #define HV_X64_MSR_VP_ASSIST_PAGE_ADDRESS_MASK \ (~((1ull << HV_X64_MSR_VP_ASSIST_PAGE_ADDRESS_SHIFT) - 1)) /* Hyper-V Enlightened VMCS version mask in nested features CPUID */ #define HV_X64_ENLIGHTENED_VMCS_VERSION 0xff #define HV_X64_MSR_TSC_REFERENCE_ENABLE 0x00000001 #define HV_X64_MSR_TSC_REFERENCE_ADDRESS_SHIFT 12 #define HV_PROCESSOR_POWER_STATE_C0 0 #define HV_PROCESSOR_POWER_STATE_C1 1 #define HV_PROCESSOR_POWER_STATE_C2 2 #define HV_PROCESSOR_POWER_STATE_C3 3 #define HV_FLUSH_ALL_PROCESSORS BIT(0) #define HV_FLUSH_ALL_VIRTUAL_ADDRESS_SPACES BIT(1) #define HV_FLUSH_NON_GLOBAL_MAPPINGS_ONLY BIT(2) #define HV_FLUSH_USE_EXTENDED_RANGE_FORMAT BIT(3) enum HV_GENERIC_SET_FORMAT { HV_GENERIC_SET_SPARSE_4K, HV_GENERIC_SET_ALL, }; #define HV_HYPERCALL_RESULT_MASK GENMASK_ULL(15, 0) #define HV_HYPERCALL_FAST_BIT BIT(16) #define HV_HYPERCALL_VARHEAD_OFFSET 17 #define HV_HYPERCALL_REP_COMP_OFFSET 32 #define HV_HYPERCALL_REP_COMP_MASK GENMASK_ULL(43, 32) #define HV_HYPERCALL_REP_START_OFFSET 48 #define HV_HYPERCALL_REP_START_MASK GENMASK_ULL(59, 48) /* hypercall status code */ #define HV_STATUS_SUCCESS 0 #define HV_STATUS_INVALID_HYPERCALL_CODE 2 #define HV_STATUS_INVALID_HYPERCALL_INPUT 3 #define HV_STATUS_INVALID_ALIGNMENT 4 #define HV_STATUS_INVALID_PARAMETER 5 #define HV_STATUS_INSUFFICIENT_MEMORY 11 #define HV_STATUS_INVALID_PORT_ID 17 #define HV_STATUS_INVALID_CONNECTION_ID 18 #define HV_STATUS_INSUFFICIENT_BUFFERS 19 /* * The Hyper-V TimeRefCount register and the TSC * page provide a guest VM clock with 100ns tick rate */ #define HV_CLOCK_HZ (NSEC_PER_SEC/100) typedef struct _HV_REFERENCE_TSC_PAGE { __u32 tsc_sequence; __u32 res1; __u64 tsc_scale; __s64 tsc_offset; } __packed HV_REFERENCE_TSC_PAGE, *PHV_REFERENCE_TSC_PAGE; /* Define the number of synthetic interrupt sources. */ #define HV_SYNIC_SINT_COUNT (16) /* Define the expected SynIC version. */ #define HV_SYNIC_VERSION_1 (0x1) /* Valid SynIC vectors are 16-255. */ #define HV_SYNIC_FIRST_VALID_VECTOR (16) #define HV_SYNIC_CONTROL_ENABLE (1ULL << 0) #define HV_SYNIC_SIMP_ENABLE (1ULL << 0) #define HV_SYNIC_SIEFP_ENABLE (1ULL << 0) #define HV_SYNIC_SINT_MASKED (1ULL << 16) #define HV_SYNIC_SINT_AUTO_EOI (1ULL << 17) #define HV_SYNIC_SINT_VECTOR_MASK (0xFF) #define HV_SYNIC_STIMER_COUNT (4) /* Define synthetic interrupt controller message constants. */ #define HV_MESSAGE_SIZE (256) #define HV_MESSAGE_PAYLOAD_BYTE_COUNT (240) #define HV_MESSAGE_PAYLOAD_QWORD_COUNT (30) /* Define hypervisor message types. */ enum hv_message_type { HVMSG_NONE = 0x00000000, /* Memory access messages. */ HVMSG_UNMAPPED_GPA = 0x80000000, HVMSG_GPA_INTERCEPT = 0x80000001, /* Timer notification messages. */ HVMSG_TIMER_EXPIRED = 0x80000010, /* Error messages. */ HVMSG_INVALID_VP_REGISTER_VALUE = 0x80000020, HVMSG_UNRECOVERABLE_EXCEPTION = 0x80000021, HVMSG_UNSUPPORTED_FEATURE = 0x80000022, /* Trace buffer complete messages. */ HVMSG_EVENTLOG_BUFFERCOMPLETE = 0x80000040, /* Platform-specific processor intercept messages. */ HVMSG_X64_IOPORT_INTERCEPT = 0x80010000, HVMSG_X64_MSR_INTERCEPT = 0x80010001, HVMSG_X64_CPUID_INTERCEPT = 0x80010002, HVMSG_X64_EXCEPTION_INTERCEPT = 0x80010003, HVMSG_X64_APIC_EOI = 0x80010004, HVMSG_X64_LEGACY_FP_ERROR = 0x80010005 }; /* Define synthetic interrupt controller message flags. */ union hv_message_flags { __u8 asu8; struct { __u8 msg_pending:1; __u8 reserved:7; } __packed; }; /* Define port identifier type. */ union hv_port_id { __u32 asu32; struct { __u32 id:24; __u32 reserved:8; } __packed u; }; /* Define synthetic interrupt controller message header. */ struct hv_message_header { __u32 message_type; __u8 payload_size; union hv_message_flags message_flags; __u8 reserved[2]; union { __u64 sender; union hv_port_id port; }; } __packed; /* Define synthetic interrupt controller message format. */ struct hv_message { struct hv_message_header header; union { __u64 payload[HV_MESSAGE_PAYLOAD_QWORD_COUNT]; } u; } __packed; /* Define the synthetic interrupt message page layout. */ struct hv_message_page { struct hv_message sint_message[HV_SYNIC_SINT_COUNT]; } __packed; /* Define timer message payload structure. */ struct hv_timer_message_payload { __u32 timer_index; __u32 reserved; __u64 expiration_time; /* When the timer expired */ __u64 delivery_time; /* When the message was delivered */ } __packed; struct hv_nested_enlightenments_control { struct { __u32 directhypercall:1; __u32 reserved:31; } features; struct { __u32 reserved; } hypercallControls; } __packed; /* Define virtual processor assist page structure. */ struct hv_vp_assist_page { __u32 apic_assist; __u32 reserved1; __u64 vtl_control[3]; struct hv_nested_enlightenments_control nested_control; __u8 enlighten_vmentry; __u8 reserved2[7]; __u64 current_nested_vmcs; } __packed; struct hv_enlightened_vmcs { u32 revision_id; u32 abort; u16 host_es_selector; u16 host_cs_selector; u16 host_ss_selector; u16 host_ds_selector; u16 host_fs_selector; u16 host_gs_selector; u16 host_tr_selector; u16 padding16_1; u64 host_ia32_pat; u64 host_ia32_efer; u64 host_cr0; u64 host_cr3; u64 host_cr4; u64 host_ia32_sysenter_esp; u64 host_ia32_sysenter_eip; u64 host_rip; u32 host_ia32_sysenter_cs; u32 pin_based_vm_exec_control; u32 vm_exit_controls; u32 secondary_vm_exec_control; u64 io_bitmap_a; u64 io_bitmap_b; u64 msr_bitmap; u16 guest_es_selector; u16 guest_cs_selector; u16 guest_ss_selector; u16 guest_ds_selector; u16 guest_fs_selector; u16 guest_gs_selector; u16 guest_ldtr_selector; u16 guest_tr_selector; u32 guest_es_limit; u32 guest_cs_limit; u32 guest_ss_limit; u32 guest_ds_limit; u32 guest_fs_limit; u32 guest_gs_limit; u32 guest_ldtr_limit; u32 guest_tr_limit; u32 guest_gdtr_limit; u32 guest_idtr_limit; u32 guest_es_ar_bytes; u32 guest_cs_ar_bytes; u32 guest_ss_ar_bytes; u32 guest_ds_ar_bytes; u32 guest_fs_ar_bytes; u32 guest_gs_ar_bytes; u32 guest_ldtr_ar_bytes; u32 guest_tr_ar_bytes; u64 guest_es_base; u64 guest_cs_base; u64 guest_ss_base; u64 guest_ds_base; u64 guest_fs_base; u64 guest_gs_base; u64 guest_ldtr_base; u64 guest_tr_base; u64 guest_gdtr_base; u64 guest_idtr_base; u64 padding64_1[3]; u64 vm_exit_msr_store_addr; u64 vm_exit_msr_load_addr; u64 vm_entry_msr_load_addr; u64 cr3_target_value0; u64 cr3_target_value1; u64 cr3_target_value2; u64 cr3_target_value3; u32 page_fault_error_code_mask; u32 page_fault_error_code_match; u32 cr3_target_count; u32 vm_exit_msr_store_count; u32 vm_exit_msr_load_count; u32 vm_entry_msr_load_count; u64 tsc_offset; u64 virtual_apic_page_addr; u64 vmcs_link_pointer; u64 guest_ia32_debugctl; u64 guest_ia32_pat; u64 guest_ia32_efer; u64 guest_pdptr0; u64 guest_pdptr1; u64 guest_pdptr2; u64 guest_pdptr3; u64 guest_pending_dbg_exceptions; u64 guest_sysenter_esp; u64 guest_sysenter_eip; u32 guest_activity_state; u32 guest_sysenter_cs; u64 cr0_guest_host_mask; u64 cr4_guest_host_mask; u64 cr0_read_shadow; u64 cr4_read_shadow; u64 guest_cr0; u64 guest_cr3; u64 guest_cr4; u64 guest_dr7; u64 host_fs_base; u64 host_gs_base; u64 host_tr_base; u64 host_gdtr_base; u64 host_idtr_base; u64 host_rsp; u64 ept_pointer; u16 virtual_processor_id; u16 padding16_2[3]; u64 padding64_2[5]; u64 guest_physical_address; u32 vm_instruction_error; u32 vm_exit_reason; u32 vm_exit_intr_info; u32 vm_exit_intr_error_code; u32 idt_vectoring_info_field; u32 idt_vectoring_error_code; u32 vm_exit_instruction_len; u32 vmx_instruction_info; u64 exit_qualification; u64 exit_io_instruction_ecx; u64 exit_io_instruction_esi; u64 exit_io_instruction_edi; u64 exit_io_instruction_eip; u64 guest_linear_address; u64 guest_rsp; u64 guest_rflags; u32 guest_interruptibility_info; u32 cpu_based_vm_exec_control; u32 exception_bitmap; u32 vm_entry_controls; u32 vm_entry_intr_info_field; u32 vm_entry_exception_error_code; u32 vm_entry_instruction_len; u32 tpr_threshold; u64 guest_rip; u32 hv_clean_fields; u32 padding32_1; u32 hv_synthetic_controls; struct { u32 nested_flush_hypercall:1; u32 msr_bitmap:1; u32 reserved:30; } __packed hv_enlightenments_control; u32 hv_vp_id; u32 padding32_2; u64 hv_vm_id; u64 partition_assist_page; u64 padding64_4[4]; u64 guest_bndcfgs; u64 padding64_5[7]; u64 xss_exit_bitmap; u64 padding64_6[7]; } __packed; #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE 0 #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_IO_BITMAP BIT(0) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_MSR_BITMAP BIT(1) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP2 BIT(2) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP1 BIT(3) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_PROC BIT(4) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_EVENT BIT(5) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_ENTRY BIT(6) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_EXCPN BIT(7) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CRDR BIT(8) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_XLAT BIT(9) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_BASIC BIT(10) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1 BIT(11) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2 BIT(12) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_POINTER BIT(13) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1 BIT(14) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_ENLIGHTENMENTSCONTROL BIT(15) #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL 0xFFFF /* Define synthetic interrupt controller flag constants. */ #define HV_EVENT_FLAGS_COUNT (256 * 8) #define HV_EVENT_FLAGS_LONG_COUNT (256 / sizeof(unsigned long)) /* * Synthetic timer configuration. */ union hv_stimer_config { u64 as_uint64; struct { u64 enable:1; u64 periodic:1; u64 lazy:1; u64 auto_enable:1; u64 apic_vector:8; u64 direct_mode:1; u64 reserved_z0:3; u64 sintx:4; u64 reserved_z1:44; } __packed; }; /* Define the synthetic interrupt controller event flags format. */ union hv_synic_event_flags { unsigned long flags[HV_EVENT_FLAGS_LONG_COUNT]; }; /* Define SynIC control register. */ union hv_synic_scontrol { u64 as_uint64; struct { u64 enable:1; u64 reserved:63; } __packed; }; /* Define synthetic interrupt source. */ union hv_synic_sint { u64 as_uint64; struct { u64 vector:8; u64 reserved1:8; u64 masked:1; u64 auto_eoi:1; u64 reserved2:46; } __packed; }; /* Define the format of the SIMP register */ union hv_synic_simp { u64 as_uint64; struct { u64 simp_enabled:1; u64 preserved:11; u64 base_simp_gpa:52; } __packed; }; /* Define the format of the SIEFP register */ union hv_synic_siefp { u64 as_uint64; struct { u64 siefp_enabled:1; u64 preserved:11; u64 base_siefp_gpa:52; } __packed; }; struct hv_vpset { u64 format; u64 valid_bank_mask; u64 bank_contents[]; } __packed; /* HvCallSendSyntheticClusterIpi hypercall */ struct hv_send_ipi { u32 vector; u32 reserved; u64 cpu_mask; } __packed; /* HvCallSendSyntheticClusterIpiEx hypercall */ struct hv_send_ipi_ex { u32 vector; u32 reserved; struct hv_vpset vp_set; } __packed; /* HvFlushGuestPhysicalAddressSpace hypercalls */ struct hv_guest_mapping_flush { u64 address_space; u64 flags; } __packed; /* * HV_MAX_FLUSH_PAGES = "additional_pages" + 1. It's limited * by the bitwidth of "additional_pages" in union hv_gpa_page_range. */ #define HV_MAX_FLUSH_PAGES (2048) /* HvFlushGuestPhysicalAddressList hypercall */ union hv_gpa_page_range { u64 address_space; struct { u64 additional_pages:11; u64 largepage:1; u64 basepfn:52; } page; }; /* * All input flush parameters should be in single page. The max flush * count is equal with how many entries of union hv_gpa_page_range can * be populated into the input parameter page. */ #define HV_MAX_FLUSH_REP_COUNT ((HV_HYP_PAGE_SIZE - 2 * sizeof(u64)) / \ sizeof(union hv_gpa_page_range)) struct hv_guest_mapping_flush_list { u64 address_space; u64 flags; union hv_gpa_page_range gpa_list[HV_MAX_FLUSH_REP_COUNT]; }; /* HvFlushVirtualAddressSpace, HvFlushVirtualAddressList hypercalls */ struct hv_tlb_flush { u64 address_space; u64 flags; u64 processor_mask; u64 gva_list[]; } __packed; /* HvFlushVirtualAddressSpaceEx, HvFlushVirtualAddressListEx hypercalls */ struct hv_tlb_flush_ex { u64 address_space; u64 flags; struct hv_vpset hv_vp_set; u64 gva_list[]; } __packed; struct hv_partition_assist_pg { u32 tlb_lock_count; }; #endif