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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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#include <linux/build_bug.h>
#include "hvhdk_mini.h"#include "hvgdk.h"
/* * Hypervisor statistics page format */struct hv_stats_page { u64 data[HV_HYP_PAGE_SIZE / sizeof(u64)];} __packed;
/* Bits for dirty mask of hv_vp_register_page */#define HV_X64_REGISTER_CLASS_GENERAL 0#define HV_X64_REGISTER_CLASS_IP 1#define HV_X64_REGISTER_CLASS_XMM 2#define HV_X64_REGISTER_CLASS_SEGMENT 3#define HV_X64_REGISTER_CLASS_FLAGS 4
#define HV_VP_REGISTER_PAGE_VERSION_1 1u
#define HV_VP_REGISTER_PAGE_MAX_VECTOR_COUNT 7
union hv_vp_register_page_interrupt_vectors { u64 as_uint64; struct { u8 vector_count; u8 vector[HV_VP_REGISTER_PAGE_MAX_VECTOR_COUNT]; } __packed;};
struct hv_vp_register_page { u16 version; u8 isvalid; u8 rsvdz; u32 dirty;
#if IS_ENABLED(CONFIG_X86)
union { struct { /* General purpose registers * (HV_X64_REGISTER_CLASS_GENERAL) */ union { struct { u64 rax; u64 rcx; u64 rdx; u64 rbx; u64 rsp; u64 rbp; u64 rsi; u64 rdi; u64 r8; u64 r9; u64 r10; u64 r11; u64 r12; u64 r13; u64 r14; u64 r15; } __packed;
u64 gp_registers[16]; }; /* Instruction pointer (HV_X64_REGISTER_CLASS_IP) */ u64 rip; /* Flags (HV_X64_REGISTER_CLASS_FLAGS) */ u64 rflags; } __packed;
u64 registers[18]; }; u8 reserved[8]; /* Volatile XMM registers (HV_X64_REGISTER_CLASS_XMM) */ union { struct { struct hv_u128 xmm0; struct hv_u128 xmm1; struct hv_u128 xmm2; struct hv_u128 xmm3; struct hv_u128 xmm4; struct hv_u128 xmm5; } __packed;
struct hv_u128 xmm_registers[6]; }; /* Segment registers (HV_X64_REGISTER_CLASS_SEGMENT) */ union { struct { struct hv_x64_segment_register es; struct hv_x64_segment_register cs; struct hv_x64_segment_register ss; struct hv_x64_segment_register ds; struct hv_x64_segment_register fs; struct hv_x64_segment_register gs; } __packed;
struct hv_x64_segment_register segment_registers[6]; }; /* Misc. control registers (cannot be set via this interface) */ u64 cr0; u64 cr3; u64 cr4; u64 cr8; u64 efer; u64 dr7; union hv_x64_pending_interruption_register pending_interruption; union hv_x64_interrupt_state_register interrupt_state; u64 instruction_emulation_hints; u64 xfem;
/* * Fields from this point are not included in the register page save chunk. * The reserved field is intended to maintain alignment for unsaved fields. */ u8 reserved1[0x100];
/* * Interrupts injected as part of HvCallDispatchVp. */ union hv_vp_register_page_interrupt_vectors interrupt_vectors;
#elif IS_ENABLED(CONFIG_ARM64) /* Not yet supported in ARM */#endif} __packed;
#define HV_PARTITION_PROCESSOR_FEATURES_BANKS 2
union hv_partition_processor_features { u64 as_uint64[HV_PARTITION_PROCESSOR_FEATURES_BANKS]; struct { u64 sse3_support : 1; u64 lahf_sahf_support : 1; u64 ssse3_support : 1; u64 sse4_1_support : 1; u64 sse4_2_support : 1; u64 sse4a_support : 1; u64 xop_support : 1; u64 pop_cnt_support : 1; u64 cmpxchg16b_support : 1; u64 altmovcr8_support : 1; u64 lzcnt_support : 1; u64 mis_align_sse_support : 1; u64 mmx_ext_support : 1; u64 amd3dnow_support : 1; u64 extended_amd3dnow_support : 1; u64 page_1gb_support : 1; u64 aes_support : 1; u64 pclmulqdq_support : 1; u64 pcid_support : 1; u64 fma4_support : 1; u64 f16c_support : 1; u64 rd_rand_support : 1; u64 rd_wr_fs_gs_support : 1; u64 smep_support : 1; u64 enhanced_fast_string_support : 1; u64 bmi1_support : 1; u64 bmi2_support : 1; u64 hle_support_deprecated : 1; u64 rtm_support_deprecated : 1; u64 movbe_support : 1; u64 npiep1_support : 1; u64 dep_x87_fpu_save_support : 1; u64 rd_seed_support : 1; u64 adx_support : 1; u64 intel_prefetch_support : 1; u64 smap_support : 1; u64 hle_support : 1; u64 rtm_support : 1; u64 rdtscp_support : 1; u64 clflushopt_support : 1; u64 clwb_support : 1; u64 sha_support : 1; u64 x87_pointers_saved_support : 1; u64 invpcid_support : 1; u64 ibrs_support : 1; u64 stibp_support : 1; u64 ibpb_support: 1; u64 unrestricted_guest_support : 1; u64 mdd_support : 1; u64 fast_short_rep_mov_support : 1; u64 l1dcache_flush_support : 1; u64 rdcl_no_support : 1; u64 ibrs_all_support : 1; u64 skip_l1df_support : 1; u64 ssb_no_support : 1; u64 rsb_a_no_support : 1; u64 virt_spec_ctrl_support : 1; u64 rd_pid_support : 1; u64 umip_support : 1; u64 mbs_no_support : 1; u64 mb_clear_support : 1; u64 taa_no_support : 1; u64 tsx_ctrl_support : 1; /* * N.B. The final processor feature bit in bank 0 is reserved to * simplify potential downlevel backports. */ u64 reserved_bank0 : 1;
/* N.B. Begin bank 1 processor features. */ u64 acount_mcount_support : 1; u64 tsc_invariant_support : 1; u64 cl_zero_support : 1; u64 rdpru_support : 1; u64 la57_support : 1; u64 mbec_support : 1; u64 nested_virt_support : 1; u64 psfd_support : 1; u64 cet_ss_support : 1; u64 cet_ibt_support : 1; u64 vmx_exception_inject_support : 1; u64 enqcmd_support : 1; u64 umwait_tpause_support : 1; u64 movdiri_support : 1; u64 movdir64b_support : 1; u64 cldemote_support : 1; u64 serialize_support : 1; u64 tsc_deadline_tmr_support : 1; u64 tsc_adjust_support : 1; u64 fzlrep_movsb : 1; u64 fsrep_stosb : 1; u64 fsrep_cmpsb : 1; u64 reserved_bank1 : 42; } __packed;};
union hv_partition_processor_xsave_features { struct { u64 xsave_support : 1; u64 xsaveopt_support : 1; u64 avx_support : 1; u64 reserved1 : 61; } __packed; u64 as_uint64;};
struct hv_partition_creation_properties { union hv_partition_processor_features disabled_processor_features; union hv_partition_processor_xsave_features disabled_processor_xsave_features;} __packed;
#define HV_PARTITION_SYNTHETIC_PROCESSOR_FEATURES_BANKS 1
union hv_partition_synthetic_processor_features { u64 as_uint64[HV_PARTITION_SYNTHETIC_PROCESSOR_FEATURES_BANKS];
struct { u64 hypervisor_present : 1; /* Support for HV#1: (CPUID leaves 0x40000000 - 0x40000006)*/ u64 hv1 : 1; u64 access_vp_run_time_reg : 1; /* HV_X64_MSR_VP_RUNTIME */ u64 access_partition_reference_counter : 1; /* HV_X64_MSR_TIME_REF_COUNT */ u64 access_synic_regs : 1; /* SINT-related registers */ /* * Access to HV_X64_MSR_STIMER0_CONFIG through * HV_X64_MSR_STIMER3_COUNT. */ u64 access_synthetic_timer_regs : 1; u64 access_intr_ctrl_regs : 1; /* APIC MSRs and VP assist page*/ /* HV_X64_MSR_GUEST_OS_ID and HV_X64_MSR_HYPERCALL */ u64 access_hypercall_regs : 1; u64 access_vp_index : 1; u64 access_partition_reference_tsc : 1; u64 access_guest_idle_reg : 1; u64 access_frequency_regs : 1; u64 reserved_z12 : 1; u64 reserved_z13 : 1; u64 reserved_z14 : 1; u64 enable_extended_gva_ranges_for_flush_virtual_address_list : 1; u64 reserved_z16 : 1; u64 reserved_z17 : 1; /* Use fast hypercall output. Corresponds to privilege. */ u64 fast_hypercall_output : 1; u64 reserved_z19 : 1; u64 start_virtual_processor : 1; /* Can start VPs */ u64 reserved_z21 : 1; /* Synthetic timers in direct mode. */ u64 direct_synthetic_timers : 1; u64 reserved_z23 : 1; u64 extended_processor_masks : 1;
/* Enable various hypercalls */ u64 tb_flush_hypercalls : 1; u64 synthetic_cluster_ipi : 1; u64 notify_long_spin_wait : 1; u64 query_numa_distance : 1; u64 signal_events : 1; u64 retarget_device_interrupt : 1; u64 restore_time : 1;
/* EnlightenedVmcs nested enlightenment is supported. */ u64 enlightened_vmcs : 1; u64 reserved : 31; } __packed;};
#define HV_MAKE_COMPATIBILITY_VERSION(major_, minor_) \ ((u32)((major_) << 8 | (minor_)))
#define HV_COMPATIBILITY_21_H2 HV_MAKE_COMPATIBILITY_VERSION(0X6, 0X9)
union hv_partition_isolation_properties { u64 as_uint64; struct { u64 isolation_type: 5; u64 isolation_host_type : 2; u64 rsvd_z: 5; u64 shared_gpa_boundary_page_number: 52; } __packed;};
/* * Various isolation types supported by MSHV. */#define HV_PARTITION_ISOLATION_TYPE_NONE 0#define HV_PARTITION_ISOLATION_TYPE_SNP 2#define HV_PARTITION_ISOLATION_TYPE_TDX 3
/* * Various host isolation types supported by MSHV. */#define HV_PARTITION_ISOLATION_HOST_TYPE_NONE 0x0#define HV_PARTITION_ISOLATION_HOST_TYPE_HARDWARE 0x1#define HV_PARTITION_ISOLATION_HOST_TYPE_RESERVED 0x2
/* Note: Exo partition is enabled by default */#define HV_PARTITION_CREATION_FLAG_SMT_ENABLED_GUEST BIT(0)#define HV_PARTITION_CREATION_FLAG_NESTED_VIRTUALIZATION_CAPABLE BIT(1)#define HV_PARTITION_CREATION_FLAG_GPA_SUPER_PAGES_ENABLED BIT(4)#define HV_PARTITION_CREATION_FLAG_EXO_PARTITION BIT(8)#define HV_PARTITION_CREATION_FLAG_LAPIC_ENABLED BIT(13)#define HV_PARTITION_CREATION_FLAG_INTERCEPT_MESSAGE_PAGE_ENABLED BIT(19)#define HV_PARTITION_CREATION_FLAG_X2APIC_CAPABLE BIT(22)
struct hv_input_create_partition { u64 flags; struct hv_proximity_domain_info proximity_domain_info; u32 compatibility_version; u32 padding; struct hv_partition_creation_properties partition_creation_properties; union hv_partition_isolation_properties isolation_properties;} __packed;
struct hv_output_create_partition { u64 partition_id;} __packed;
struct hv_input_initialize_partition { u64 partition_id;} __packed;
struct hv_input_finalize_partition { u64 partition_id;} __packed;
struct hv_input_delete_partition { u64 partition_id;} __packed;
struct hv_input_get_partition_property { u64 partition_id; u32 property_code; /* enum hv_partition_property_code */ u32 padding;} __packed;
struct hv_output_get_partition_property { u64 property_value;} __packed;
struct hv_input_set_partition_property { u64 partition_id; u32 property_code; /* enum hv_partition_property_code */ u32 padding; u64 property_value;} __packed;
union hv_partition_property_arg { u64 as_uint64; struct { union { u32 arg; u32 vp_index; }; u16 reserved0; u8 reserved1; u8 object_type; } __packed;};
struct hv_input_get_partition_property_ex { u64 partition_id; u32 property_code; /* enum hv_partition_property_code */ u32 padding; union { union hv_partition_property_arg arg_data; u64 arg; };} __packed;
/* * NOTE: Should use hv_input_set_partition_property_ex_header to compute this * size, but hv_input_get_partition_property_ex is identical so it suffices */#define HV_PARTITION_PROPERTY_EX_MAX_VAR_SIZE \ (HV_HYP_PAGE_SIZE - sizeof(struct hv_input_get_partition_property_ex))
union hv_partition_property_ex { u8 buffer[HV_PARTITION_PROPERTY_EX_MAX_VAR_SIZE]; struct hv_partition_property_vmm_capabilities vmm_capabilities; /* More fields to be filled in when needed */};
struct hv_output_get_partition_property_ex { union hv_partition_property_ex property_value;} __packed;
enum hv_vp_state_page_type { HV_VP_STATE_PAGE_REGISTERS = 0, HV_VP_STATE_PAGE_INTERCEPT_MESSAGE = 1, HV_VP_STATE_PAGE_GHCB = 2, HV_VP_STATE_PAGE_COUNT};
struct hv_input_map_vp_state_page { u64 partition_id; u32 vp_index; u16 type; /* enum hv_vp_state_page_type */ union hv_input_vtl input_vtl; union { u8 as_uint8; struct { u8 map_location_provided : 1; u8 reserved : 7; }; } flags; u64 requested_map_location;} __packed;
struct hv_output_map_vp_state_page { u64 map_location; /* GPA page number */} __packed;
struct hv_input_unmap_vp_state_page { u64 partition_id; u32 vp_index; u16 type; /* enum hv_vp_state_page_type */ union hv_input_vtl input_vtl; u8 reserved0;} __packed;
struct hv_x64_apic_eoi_message { u32 vp_index; u32 interrupt_vector;} __packed;
struct hv_opaque_intercept_message { u32 vp_index;} __packed;
enum hv_port_type { HV_PORT_TYPE_MESSAGE = 1, HV_PORT_TYPE_EVENT = 2, HV_PORT_TYPE_MONITOR = 3, HV_PORT_TYPE_DOORBELL = 4 /* Root Partition only */};
struct hv_port_info { u32 port_type; /* enum hv_port_type */ u32 padding; union { struct { u32 target_sint; u32 target_vp; u64 rsvdz; } message_port_info; struct { u32 target_sint; u32 target_vp; u16 base_flag_number; u16 flag_count; u32 rsvdz; } event_port_info; struct { u64 monitor_address; u64 rsvdz; } monitor_port_info; struct { u32 target_sint; u32 target_vp; u64 rsvdz; } doorbell_port_info; };} __packed;
struct hv_connection_info { u32 port_type; u32 padding; union { struct { u64 rsvdz; } message_connection_info; struct { u64 rsvdz; } event_connection_info; struct { u64 monitor_address; } monitor_connection_info; struct { u64 gpa; u64 trigger_value; u64 flags; } doorbell_connection_info; };} __packed;
/* Define synthetic interrupt controller flag constants. */#define HV_EVENT_FLAGS_COUNT (256 * 8)#define HV_EVENT_FLAGS_BYTE_COUNT (256)#define HV_EVENT_FLAGS32_COUNT (256 / sizeof(u32))
/* linux side we create long version of flags to use long bit ops on flags */#define HV_EVENT_FLAGS_UL_COUNT (256 / sizeof(ulong))
/* Define the synthetic interrupt controller event flags format. */union hv_synic_event_flags { unsigned char flags8[HV_EVENT_FLAGS_BYTE_COUNT]; u32 flags32[HV_EVENT_FLAGS32_COUNT]; ulong flags[HV_EVENT_FLAGS_UL_COUNT]; /* linux only */};
struct hv_synic_event_flags_page { volatile union hv_synic_event_flags event_flags[HV_SYNIC_SINT_COUNT];};
#define HV_SYNIC_EVENT_RING_MESSAGE_COUNT 63
struct hv_synic_event_ring { u8 signal_masked; u8 ring_full; u16 reserved_z; u32 data[HV_SYNIC_EVENT_RING_MESSAGE_COUNT];} __packed;
struct hv_synic_event_ring_page { struct hv_synic_event_ring sint_event_ring[HV_SYNIC_SINT_COUNT];};
/* Define SynIC control register. */union hv_synic_scontrol { u64 as_uint64; struct { u64 enable : 1; u64 reserved : 63; } __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;};
union hv_synic_sirbp { u64 as_uint64; struct { u64 sirbp_enabled : 1; u64 preserved : 11; u64 base_sirbp_gpa : 52; } __packed;};
union hv_interrupt_control { u64 as_uint64; struct { u32 interrupt_type; /* enum hv_interrupt_type */#if IS_ENABLED(CONFIG_X86) u32 level_triggered : 1; u32 logical_dest_mode : 1; u32 rsvd : 30;#elif IS_ENABLED(CONFIG_ARM64) u32 rsvd1 : 2; u32 asserted : 1; u32 rsvd2 : 29;#endif } __packed;};
struct hv_stimer_state { struct { u32 undelivered_msg_pending : 1; u32 reserved : 31; } __packed flags; u32 resvd; u64 config; u64 count; u64 adjustment; u64 undelivered_exp_time;} __packed;
struct hv_synthetic_timers_state { struct hv_stimer_state timers[HV_SYNIC_STIMER_COUNT]; u64 reserved[5];} __packed;
struct hv_async_completion_message_payload { u64 partition_id; u32 status; u32 completion_count; u64 sub_status;} __packed;
union hv_input_delete_vp { u64 as_uint64[2]; struct { u64 partition_id; u32 vp_index; u8 reserved[4]; } __packed;} __packed;
struct hv_input_assert_virtual_interrupt { u64 partition_id; union hv_interrupt_control control; u64 dest_addr; /* cpu's apic id */ u32 vector; u8 target_vtl; u8 rsvd_z0; u16 rsvd_z1;} __packed;
struct hv_input_create_port { u64 port_partition_id; union hv_port_id port_id; u8 port_vtl; u8 min_connection_vtl; u16 padding; u64 connection_partition_id; struct hv_port_info port_info; struct hv_proximity_domain_info proximity_domain_info;} __packed;
union hv_input_delete_port { u64 as_uint64[2]; struct { u64 port_partition_id; union hv_port_id port_id; u32 reserved; };} __packed;
struct hv_input_connect_port { u64 connection_partition_id; union hv_connection_id connection_id; u8 connection_vtl; u8 rsvdz0; u16 rsvdz1; u64 port_partition_id; union hv_port_id port_id; u32 reserved2; struct hv_connection_info connection_info; struct hv_proximity_domain_info proximity_domain_info;} __packed;
union hv_input_disconnect_port { u64 as_uint64[2]; struct { u64 connection_partition_id; union hv_connection_id connection_id; u32 is_doorbell: 1; u32 reserved: 31; } __packed;} __packed;
union hv_input_notify_port_ring_empty { u64 as_uint64; struct { u32 sint_index; u32 reserved; };} __packed;
struct hv_vp_state_data_xsave { u64 flags; union hv_x64_xsave_xfem_register states;} __packed;
/* * For getting and setting VP state, there are two options based on the state type: * * 1.) Data that is accessed by PFNs in the input hypercall page. This is used * for state which may not fit into the hypercall pages. * 2.) Data that is accessed directly in the input\output hypercall pages. * This is used for state that will always fit into the hypercall pages. * * In the future this could be dynamic based on the size if needed. * * Note these hypercalls have an 8-byte aligned variable header size as per the tlfs */
#define HV_GET_SET_VP_STATE_TYPE_PFN BIT(31)
enum hv_get_set_vp_state_type { /* HvGetSetVpStateLocalInterruptControllerState - APIC/GIC state */ HV_GET_SET_VP_STATE_LAPIC_STATE = 0 | HV_GET_SET_VP_STATE_TYPE_PFN, HV_GET_SET_VP_STATE_XSAVE = 1 | HV_GET_SET_VP_STATE_TYPE_PFN, HV_GET_SET_VP_STATE_SIM_PAGE = 2 | HV_GET_SET_VP_STATE_TYPE_PFN, HV_GET_SET_VP_STATE_SIEF_PAGE = 3 | HV_GET_SET_VP_STATE_TYPE_PFN, HV_GET_SET_VP_STATE_SYNTHETIC_TIMERS = 4,};
struct hv_vp_state_data { u32 type; u32 rsvd; struct hv_vp_state_data_xsave xsave;} __packed;
struct hv_input_get_vp_state { u64 partition_id; u32 vp_index; u8 input_vtl; u8 rsvd0; u16 rsvd1; struct hv_vp_state_data state_data; u64 output_data_pfns[];} __packed;
union hv_output_get_vp_state { struct hv_synthetic_timers_state synthetic_timers_state;} __packed;
union hv_input_set_vp_state_data { u64 pfns; u8 bytes;} __packed;
struct hv_input_set_vp_state { u64 partition_id; u32 vp_index; u8 input_vtl; u8 rsvd0; u16 rsvd1; struct hv_vp_state_data state_data; union hv_input_set_vp_state_data data[];} __packed;
union hv_x64_vp_execution_state { u16 as_uint16; struct { u16 cpl:2; u16 cr0_pe:1; u16 cr0_am:1; u16 efer_lma:1; u16 debug_active:1; u16 interruption_pending:1; u16 vtl:4; u16 enclave_mode:1; u16 interrupt_shadow:1; u16 virtualization_fault_active:1; u16 reserved:2; } __packed;};
struct hv_x64_intercept_message_header { u32 vp_index; u8 instruction_length:4; u8 cr8:4; /* Only set for exo partitions */ u8 intercept_access_type; /* enum hv_intercept_access_type */ union hv_x64_vp_execution_state execution_state; struct hv_x64_segment_register cs_segment; u64 rip; u64 rflags;} __packed;
union hv_x64_memory_access_info { u8 as_uint8; struct { u8 gva_valid:1; u8 gva_gpa_valid:1; u8 hypercall_output_pending:1; u8 tlb_locked_no_overlay:1; u8 reserved:4; } __packed;};
struct hv_x64_memory_intercept_message { struct hv_x64_intercept_message_header header; u32 cache_type; /* enum hv_cache_type */ u8 instruction_byte_count; union hv_x64_memory_access_info memory_access_info; u8 tpr_priority; u8 reserved1; u64 guest_virtual_address; u64 guest_physical_address; u8 instruction_bytes[16];} __packed;
#if IS_ENABLED(CONFIG_ARM64)union hv_arm64_vp_execution_state { u16 as_uint16; struct { u16 cpl:2; /* Exception Level (EL) */ u16 debug_active:1; u16 interruption_pending:1; u16 vtl:4; u16 virtualization_fault_active:1; u16 reserved:7; } __packed;};
struct hv_arm64_intercept_message_header { u32 vp_index; u8 instruction_length; u8 intercept_access_type; /* enum hv_intercept_access_type */ union hv_arm64_vp_execution_state execution_state; u64 pc; u64 cpsr;} __packed;
union hv_arm64_memory_access_info { u8 as_uint8; struct { u8 gva_valid:1; u8 gva_gpa_valid:1; u8 hypercall_output_pending:1; u8 reserved:5; } __packed;};
struct hv_arm64_memory_intercept_message { struct hv_arm64_intercept_message_header header; u32 cache_type; /* enum hv_cache_type */ u8 instruction_byte_count; union hv_arm64_memory_access_info memory_access_info; u16 reserved1; u8 instruction_bytes[4]; u32 reserved2; u64 guest_virtual_address; u64 guest_physical_address; u64 syndrome;} __packed;
#endif /* CONFIG_ARM64 */
/* * Dispatch state for the VP communicated by the hypervisor to the * VP-dispatching thread in the root on return from HVCALL_DISPATCH_VP. */enum hv_vp_dispatch_state { HV_VP_DISPATCH_STATE_INVALID = 0, HV_VP_DISPATCH_STATE_BLOCKED = 1, HV_VP_DISPATCH_STATE_READY = 2,};
/* * Dispatch event that caused the current dispatch state on return from * HVCALL_DISPATCH_VP. */enum hv_vp_dispatch_event { HV_VP_DISPATCH_EVENT_INVALID = 0x00000000, HV_VP_DISPATCH_EVENT_SUSPEND = 0x00000001, HV_VP_DISPATCH_EVENT_INTERCEPT = 0x00000002,};
#define HV_ROOT_SCHEDULER_MAX_VPS_PER_CHILD_PARTITION 1024/* The maximum array size of HV_GENERIC_SET (vp_set) buffer */#define HV_GENERIC_SET_QWORD_COUNT(max) (((((max) - 1) >> 6) + 1) + 2)
struct hv_vp_signal_bitset_scheduler_message { u64 partition_id; u32 overflow_count; u16 vp_count; u16 reserved;
#define BITSET_BUFFER_SIZE \ HV_GENERIC_SET_QWORD_COUNT(HV_ROOT_SCHEDULER_MAX_VPS_PER_CHILD_PARTITION) union { struct hv_vpset bitset; u64 bitset_buffer[BITSET_BUFFER_SIZE]; } vp_bitset;#undef BITSET_BUFFER_SIZE} __packed;
static_assert(sizeof(struct hv_vp_signal_bitset_scheduler_message) <= (sizeof(struct hv_message) - sizeof(struct hv_message_header)));
#define HV_MESSAGE_MAX_PARTITION_VP_PAIR_COUNT \ (((sizeof(struct hv_message) - sizeof(struct hv_message_header)) / \ (sizeof(u64 /* partition id */) + sizeof(u32 /* vp index */))) - 1)
struct hv_vp_signal_pair_scheduler_message { u32 overflow_count; u8 vp_count; u8 reserved1[3];
u64 partition_ids[HV_MESSAGE_MAX_PARTITION_VP_PAIR_COUNT]; u32 vp_indexes[HV_MESSAGE_MAX_PARTITION_VP_PAIR_COUNT];
u8 reserved2[4];} __packed;
static_assert(sizeof(struct hv_vp_signal_pair_scheduler_message) == (sizeof(struct hv_message) - sizeof(struct hv_message_header)));
/* Input and output structures for HVCALL_DISPATCH_VP */#define HV_DISPATCH_VP_FLAG_CLEAR_INTERCEPT_SUSPEND 0x1#define HV_DISPATCH_VP_FLAG_ENABLE_CALLER_INTERRUPTS 0x2#define HV_DISPATCH_VP_FLAG_SET_CALLER_SPEC_CTRL 0x4#define HV_DISPATCH_VP_FLAG_SKIP_VP_SPEC_FLUSH 0x8#define HV_DISPATCH_VP_FLAG_SKIP_CALLER_SPEC_FLUSH 0x10#define HV_DISPATCH_VP_FLAG_SKIP_CALLER_USER_SPEC_FLUSH 0x20#define HV_DISPATCH_VP_FLAG_SCAN_INTERRUPT_INJECTION 0x40
struct hv_input_dispatch_vp { u64 partition_id; u32 vp_index; u32 flags; u64 time_slice; /* in 100ns */ u64 spec_ctrl;} __packed;
struct hv_output_dispatch_vp { u32 dispatch_state; /* enum hv_vp_dispatch_state */ u32 dispatch_event; /* enum hv_vp_dispatch_event */} __packed;
struct hv_input_modify_sparse_spa_page_host_access { u32 host_access : 2; u32 reserved : 30; u32 flags; u64 partition_id; u64 spa_page_list[];} __packed;
/* hv_input_modify_sparse_spa_page_host_access flags */#define HV_MODIFY_SPA_PAGE_HOST_ACCESS_MAKE_EXCLUSIVE 0x1#define HV_MODIFY_SPA_PAGE_HOST_ACCESS_MAKE_SHARED 0x2#define HV_MODIFY_SPA_PAGE_HOST_ACCESS_LARGE_PAGE 0x4#define HV_MODIFY_SPA_PAGE_HOST_ACCESS_HUGE_PAGE 0x8
#endif /* _HV_HVHDK_H */