diff options
Diffstat (limited to 'include/hw/hyperv/hvgdk_mini.h')
| -rw-r--r-- | include/hw/hyperv/hvgdk_mini.h | 817 |
1 files changed, 817 insertions, 0 deletions
diff --git a/include/hw/hyperv/hvgdk_mini.h b/include/hw/hyperv/hvgdk_mini.h new file mode 100644 index 0000000..d89315f --- /dev/null +++ b/include/hw/hyperv/hvgdk_mini.h @@ -0,0 +1,817 @@ +/* + * Userspace interfaces for /dev/mshv* devices and derived fds + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef HW_HYPERV_HVGDK_MINI_H +#define HW_HYPERV_HVGDK_MINI_H + +#define MSHV_IOCTL 0xB8 + +typedef enum hv_register_name { + /* Pending Interruption Register */ + HV_REGISTER_PENDING_INTERRUPTION = 0x00010002, + + /* X64 User-Mode Registers */ + HV_X64_REGISTER_RAX = 0x00020000, + HV_X64_REGISTER_RCX = 0x00020001, + HV_X64_REGISTER_RDX = 0x00020002, + HV_X64_REGISTER_RBX = 0x00020003, + HV_X64_REGISTER_RSP = 0x00020004, + HV_X64_REGISTER_RBP = 0x00020005, + HV_X64_REGISTER_RSI = 0x00020006, + HV_X64_REGISTER_RDI = 0x00020007, + HV_X64_REGISTER_R8 = 0x00020008, + HV_X64_REGISTER_R9 = 0x00020009, + HV_X64_REGISTER_R10 = 0x0002000A, + HV_X64_REGISTER_R11 = 0x0002000B, + HV_X64_REGISTER_R12 = 0x0002000C, + HV_X64_REGISTER_R13 = 0x0002000D, + HV_X64_REGISTER_R14 = 0x0002000E, + HV_X64_REGISTER_R15 = 0x0002000F, + HV_X64_REGISTER_RIP = 0x00020010, + HV_X64_REGISTER_RFLAGS = 0x00020011, + + /* X64 Floating Point and Vector Registers */ + HV_X64_REGISTER_XMM0 = 0x00030000, + HV_X64_REGISTER_XMM1 = 0x00030001, + HV_X64_REGISTER_XMM2 = 0x00030002, + HV_X64_REGISTER_XMM3 = 0x00030003, + HV_X64_REGISTER_XMM4 = 0x00030004, + HV_X64_REGISTER_XMM5 = 0x00030005, + HV_X64_REGISTER_XMM6 = 0x00030006, + HV_X64_REGISTER_XMM7 = 0x00030007, + HV_X64_REGISTER_XMM8 = 0x00030008, + HV_X64_REGISTER_XMM9 = 0x00030009, + HV_X64_REGISTER_XMM10 = 0x0003000A, + HV_X64_REGISTER_XMM11 = 0x0003000B, + HV_X64_REGISTER_XMM12 = 0x0003000C, + HV_X64_REGISTER_XMM13 = 0x0003000D, + HV_X64_REGISTER_XMM14 = 0x0003000E, + HV_X64_REGISTER_XMM15 = 0x0003000F, + HV_X64_REGISTER_FP_MMX0 = 0x00030010, + HV_X64_REGISTER_FP_MMX1 = 0x00030011, + HV_X64_REGISTER_FP_MMX2 = 0x00030012, + HV_X64_REGISTER_FP_MMX3 = 0x00030013, + HV_X64_REGISTER_FP_MMX4 = 0x00030014, + HV_X64_REGISTER_FP_MMX5 = 0x00030015, + HV_X64_REGISTER_FP_MMX6 = 0x00030016, + HV_X64_REGISTER_FP_MMX7 = 0x00030017, + HV_X64_REGISTER_FP_CONTROL_STATUS = 0x00030018, + HV_X64_REGISTER_XMM_CONTROL_STATUS = 0x00030019, + + /* X64 Control Registers */ + HV_X64_REGISTER_CR0 = 0x00040000, + HV_X64_REGISTER_CR2 = 0x00040001, + HV_X64_REGISTER_CR3 = 0x00040002, + HV_X64_REGISTER_CR4 = 0x00040003, + HV_X64_REGISTER_CR8 = 0x00040004, + HV_X64_REGISTER_XFEM = 0x00040005, + + /* X64 Segment Registers */ + HV_X64_REGISTER_ES = 0x00060000, + HV_X64_REGISTER_CS = 0x00060001, + HV_X64_REGISTER_SS = 0x00060002, + HV_X64_REGISTER_DS = 0x00060003, + HV_X64_REGISTER_FS = 0x00060004, + HV_X64_REGISTER_GS = 0x00060005, + HV_X64_REGISTER_LDTR = 0x00060006, + HV_X64_REGISTER_TR = 0x00060007, + + /* X64 Table Registers */ + HV_X64_REGISTER_IDTR = 0x00070000, + HV_X64_REGISTER_GDTR = 0x00070001, + + /* X64 Virtualized MSRs */ + HV_X64_REGISTER_TSC = 0x00080000, + HV_X64_REGISTER_EFER = 0x00080001, + HV_X64_REGISTER_KERNEL_GS_BASE = 0x00080002, + HV_X64_REGISTER_APIC_BASE = 0x00080003, + HV_X64_REGISTER_PAT = 0x00080004, + HV_X64_REGISTER_SYSENTER_CS = 0x00080005, + HV_X64_REGISTER_SYSENTER_EIP = 0x00080006, + HV_X64_REGISTER_SYSENTER_ESP = 0x00080007, + HV_X64_REGISTER_STAR = 0x00080008, + HV_X64_REGISTER_LSTAR = 0x00080009, + HV_X64_REGISTER_CSTAR = 0x0008000A, + HV_X64_REGISTER_SFMASK = 0x0008000B, + HV_X64_REGISTER_INITIAL_APIC_ID = 0x0008000C, + + /* X64 Cache control MSRs */ + HV_X64_REGISTER_MSR_MTRR_CAP = 0x0008000D, + HV_X64_REGISTER_MSR_MTRR_DEF_TYPE = 0x0008000E, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASE0 = 0x00080010, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASE1 = 0x00080011, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASE2 = 0x00080012, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASE3 = 0x00080013, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASE4 = 0x00080014, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASE5 = 0x00080015, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASE6 = 0x00080016, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASE7 = 0x00080017, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASE8 = 0x00080018, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASE9 = 0x00080019, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASEA = 0x0008001A, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASEB = 0x0008001B, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASEC = 0x0008001C, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASED = 0x0008001D, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASEE = 0x0008001E, + HV_X64_REGISTER_MSR_MTRR_PHYS_BASEF = 0x0008001F, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASK0 = 0x00080040, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASK1 = 0x00080041, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASK2 = 0x00080042, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASK3 = 0x00080043, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASK4 = 0x00080044, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASK5 = 0x00080045, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASK6 = 0x00080046, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASK7 = 0x00080047, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASK8 = 0x00080048, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASK9 = 0x00080049, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASKA = 0x0008004A, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASKB = 0x0008004B, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASKC = 0x0008004C, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASKD = 0x0008004D, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASKE = 0x0008004E, + HV_X64_REGISTER_MSR_MTRR_PHYS_MASKF = 0x0008004F, + HV_X64_REGISTER_MSR_MTRR_FIX64K00000 = 0x00080070, + HV_X64_REGISTER_MSR_MTRR_FIX16K80000 = 0x00080071, + HV_X64_REGISTER_MSR_MTRR_FIX16KA0000 = 0x00080072, + HV_X64_REGISTER_MSR_MTRR_FIX4KC0000 = 0x00080073, + HV_X64_REGISTER_MSR_MTRR_FIX4KC8000 = 0x00080074, + HV_X64_REGISTER_MSR_MTRR_FIX4KD0000 = 0x00080075, + HV_X64_REGISTER_MSR_MTRR_FIX4KD8000 = 0x00080076, + HV_X64_REGISTER_MSR_MTRR_FIX4KE0000 = 0x00080077, + HV_X64_REGISTER_MSR_MTRR_FIX4KE8000 = 0x00080078, + HV_X64_REGISTER_MSR_MTRR_FIX4KF0000 = 0x00080079, + HV_X64_REGISTER_MSR_MTRR_FIX4KF8000 = 0x0008007A, + + HV_X64_REGISTER_TSC_AUX = 0x0008007B, + HV_X64_REGISTER_BNDCFGS = 0x0008007C, + HV_X64_REGISTER_DEBUG_CTL = 0x0008007D, + + /* Available */ + + HV_X64_REGISTER_SPEC_CTRL = 0x00080084, + HV_X64_REGISTER_TSC_ADJUST = 0x00080096, + + /* Other MSRs */ + HV_X64_REGISTER_MSR_IA32_MISC_ENABLE = 0x000800A0, + + /* Misc */ + HV_REGISTER_GUEST_OS_ID = 0x00090002, + HV_REGISTER_REFERENCE_TSC = 0x00090017, + + /* Hypervisor-defined Registers (Synic) */ + HV_REGISTER_SINT0 = 0x000A0000, + HV_REGISTER_SINT1 = 0x000A0001, + HV_REGISTER_SINT2 = 0x000A0002, + HV_REGISTER_SINT3 = 0x000A0003, + HV_REGISTER_SINT4 = 0x000A0004, + HV_REGISTER_SINT5 = 0x000A0005, + HV_REGISTER_SINT6 = 0x000A0006, + HV_REGISTER_SINT7 = 0x000A0007, + HV_REGISTER_SINT8 = 0x000A0008, + HV_REGISTER_SINT9 = 0x000A0009, + HV_REGISTER_SINT10 = 0x000A000A, + HV_REGISTER_SINT11 = 0x000A000B, + HV_REGISTER_SINT12 = 0x000A000C, + HV_REGISTER_SINT13 = 0x000A000D, + HV_REGISTER_SINT14 = 0x000A000E, + HV_REGISTER_SINT15 = 0x000A000F, + HV_REGISTER_SCONTROL = 0x000A0010, + HV_REGISTER_SVERSION = 0x000A0011, + HV_REGISTER_SIEFP = 0x000A0012, + HV_REGISTER_SIMP = 0x000A0013, + HV_REGISTER_EOM = 0x000A0014, + HV_REGISTER_SIRBP = 0x000A0015, +} hv_register_name; + +enum hv_intercept_type { + HV_INTERCEPT_TYPE_X64_IO_PORT = 0X00000000, + HV_INTERCEPT_TYPE_X64_MSR = 0X00000001, + HV_INTERCEPT_TYPE_X64_CPUID = 0X00000002, + HV_INTERCEPT_TYPE_EXCEPTION = 0X00000003, + + /* Used to be HV_INTERCEPT_TYPE_REGISTER */ + HV_INTERCEPT_TYPE_RESERVED0 = 0X00000004, + HV_INTERCEPT_TYPE_MMIO = 0X00000005, + HV_INTERCEPT_TYPE_X64_GLOBAL_CPUID = 0X00000006, + HV_INTERCEPT_TYPE_X64_APIC_SMI = 0X00000007, + HV_INTERCEPT_TYPE_HYPERCALL = 0X00000008, + + HV_INTERCEPT_TYPE_X64_APIC_INIT_SIPI = 0X00000009, + HV_INTERCEPT_MC_UPDATE_PATCH_LEVEL_MSR_READ = 0X0000000A, + + HV_INTERCEPT_TYPE_X64_APIC_WRITE = 0X0000000B, + HV_INTERCEPT_TYPE_X64_MSR_INDEX = 0X0000000C, + HV_INTERCEPT_TYPE_MAX, + HV_INTERCEPT_TYPE_INVALID = 0XFFFFFFFF, +}; + +struct hv_u128 { + uint64_t low_part; + uint64_t high_part; +}; + +union hv_x64_xmm_control_status_register { + struct hv_u128 as_uint128; + struct { + union { + /* long mode */ + uint64_t last_fp_rdp; + /* 32 bit mode */ + struct { + uint32_t last_fp_dp; + uint16_t last_fp_ds; + uint16_t padding; + }; + }; + uint32_t xmm_status_control; + uint32_t xmm_status_control_mask; + }; +}; + +union hv_x64_fp_register { + struct hv_u128 as_uint128; + struct { + uint64_t mantissa; + uint64_t biased_exponent:15; + uint64_t sign:1; + uint64_t reserved:48; + }; +}; + +union hv_x64_pending_exception_event { + uint64_t as_uint64[2]; + struct { + uint32_t event_pending:1; + uint32_t event_type:3; + uint32_t reserved0:4; + uint32_t deliver_error_code:1; + uint32_t reserved1:7; + uint32_t vector:16; + uint32_t error_code; + uint64_t exception_parameter; + }; +}; + +union hv_x64_pending_virtualization_fault_event { + uint64_t as_uint64[2]; + struct { + uint32_t event_pending:1; + uint32_t event_type:3; + uint32_t reserved0:4; + uint32_t reserved1:8; + uint32_t parameter0:16; + uint32_t code; + uint64_t parameter1; + }; +}; + +union hv_x64_pending_interruption_register { + uint64_t as_uint64; + struct { + uint32_t interruption_pending:1; + uint32_t interruption_type:3; + uint32_t deliver_error_code:1; + uint32_t instruction_length:4; + uint32_t nested_event:1; + uint32_t reserved:6; + uint32_t interruption_vector:16; + uint32_t error_code; + }; +}; + +union hv_x64_register_sev_control { + uint64_t as_uint64; + struct { + uint64_t enable_encrypted_state:1; + uint64_t reserved_z:11; + uint64_t vmsa_gpa_page_number:52; + }; +}; + +union hv_x64_msr_npiep_config_contents { + uint64_t as_uint64; + struct { + /* + * These bits enable instruction execution prevention for + * specific instructions. + */ + uint64_t prevents_gdt:1; + uint64_t prevents_idt:1; + uint64_t prevents_ldt:1; + uint64_t prevents_tr:1; + + /* The reserved bits must always be 0. */ + uint64_t reserved:60; + }; +}; + +typedef struct hv_x64_segment_register { + uint64_t base; + uint32_t limit; + uint16_t selector; + union { + struct { + uint16_t segment_type:4; + uint16_t non_system_segment:1; + uint16_t descriptor_privilege_level:2; + uint16_t present:1; + uint16_t reserved:4; + uint16_t available:1; + uint16_t _long:1; + uint16_t _default:1; + uint16_t granularity:1; + }; + uint16_t attributes; + }; +} hv_x64_segment_register; + +typedef struct hv_x64_table_register { + uint16_t pad[3]; + uint16_t limit; + uint64_t base; +} hv_x64_table_register; + +union hv_x64_fp_control_status_register { + struct hv_u128 as_uint128; + struct { + uint16_t fp_control; + uint16_t fp_status; + uint8_t fp_tag; + uint8_t reserved; + uint16_t last_fp_op; + union { + /* long mode */ + uint64_t last_fp_rip; + /* 32 bit mode */ + struct { + uint32_t last_fp_eip; + uint16_t last_fp_cs; + uint16_t padding; + }; + }; + }; +}; + +/* General Hypervisor Register Content Definitions */ + +union hv_explicit_suspend_register { + uint64_t as_uint64; + struct { + uint64_t suspended:1; + uint64_t reserved:63; + }; +}; + +union hv_internal_activity_register { + uint64_t as_uint64; + + struct { + uint64_t startup_suspend:1; + uint64_t halt_suspend:1; + uint64_t idle_suspend:1; + uint64_t rsvd_z:61; + }; +}; + +union hv_x64_interrupt_state_register { + uint64_t as_uint64; + struct { + uint64_t interrupt_shadow:1; + uint64_t nmi_masked:1; + uint64_t reserved:62; + }; +}; + +union hv_intercept_suspend_register { + uint64_t as_uint64; + struct { + uint64_t suspended:1; + uint64_t reserved:63; + }; +}; + +typedef union hv_register_value { + struct hv_u128 reg128; + uint64_t reg64; + uint32_t reg32; + uint16_t reg16; + uint8_t reg8; + union hv_x64_fp_register fp; + union hv_x64_fp_control_status_register fp_control_status; + union hv_x64_xmm_control_status_register xmm_control_status; + struct hv_x64_segment_register segment; + struct hv_x64_table_register table; + union hv_explicit_suspend_register explicit_suspend; + union hv_intercept_suspend_register intercept_suspend; + union hv_internal_activity_register internal_activity; + union hv_x64_interrupt_state_register interrupt_state; + union hv_x64_pending_interruption_register pending_interruption; + union hv_x64_msr_npiep_config_contents npiep_config; + union hv_x64_pending_exception_event pending_exception_event; + union hv_x64_pending_virtualization_fault_event + pending_virtualization_fault_event; + union hv_x64_register_sev_control sev_control; +} hv_register_value; + +typedef struct hv_register_assoc { + uint32_t name; /* enum hv_register_name */ + uint32_t reserved1; + uint64_t reserved2; + union hv_register_value value; +} hv_register_assoc; + +union hv_input_vtl { + uint8_t as_uint8; + struct { + uint8_t target_vtl:4; + uint8_t use_target_vtl:1; + uint8_t reserved_z:3; + }; +}; + +typedef struct hv_input_get_vp_registers { + uint64_t partition_id; + uint32_t vp_index; + union hv_input_vtl input_vtl; + uint8_t rsvd_z8; + uint16_t rsvd_z16; + uint32_t names[]; +} hv_input_get_vp_registers; + +typedef struct hv_input_set_vp_registers { + uint64_t partition_id; + uint32_t vp_index; + union hv_input_vtl input_vtl; + uint8_t rsvd_z8; + uint16_t rsvd_z16; + struct hv_register_assoc elements[]; +} hv_input_set_vp_registers; + +#define MSHV_VP_MAX_REGISTERS 128 + +struct mshv_vp_registers { + int count; /* at most MSHV_VP_MAX_REGISTERS */ + struct hv_register_assoc *regs; +}; + +union hv_interrupt_control { + uint64_t as_uint64; + struct { + uint32_t interrupt_type; /* enum hv_interrupt type */ + uint32_t level_triggered:1; + uint32_t logical_dest_mode:1; + uint32_t rsvd:30; + }; +}; + +struct hv_input_assert_virtual_interrupt { + uint64_t partition_id; + union hv_interrupt_control control; + uint64_t dest_addr; /* cpu's apic id */ + uint32_t vector; + uint8_t target_vtl; + uint8_t rsvd_z0; + uint16_t rsvd_z1; +}; + +/* /dev/mshv */ +#define MSHV_CREATE_PARTITION _IOW(MSHV_IOCTL, 0x00, struct mshv_create_partition) +#define MSHV_CREATE_VP _IOW(MSHV_IOCTL, 0x01, struct mshv_create_vp) + +/* Partition fds created with MSHV_CREATE_PARTITION */ +#define MSHV_INITIALIZE_PARTITION _IO(MSHV_IOCTL, 0x00) +#define MSHV_SET_GUEST_MEMORY _IOW(MSHV_IOCTL, 0x02, struct mshv_user_mem_region) +#define MSHV_IRQFD _IOW(MSHV_IOCTL, 0x03, struct mshv_user_irqfd) +#define MSHV_IOEVENTFD _IOW(MSHV_IOCTL, 0x04, struct mshv_user_ioeventfd) +#define MSHV_SET_MSI_ROUTING _IOW(MSHV_IOCTL, 0x05, struct mshv_user_irq_table) + +/* + ******************************** + * VP APIs for child partitions * + ******************************** + */ + +struct hv_local_interrupt_controller_state { + /* HV_X64_INTERRUPT_CONTROLLER_STATE */ + uint32_t apic_id; + uint32_t apic_version; + uint32_t apic_ldr; + uint32_t apic_dfr; + uint32_t apic_spurious; + uint32_t apic_isr[8]; + uint32_t apic_tmr[8]; + uint32_t apic_irr[8]; + uint32_t apic_esr; + uint32_t apic_icr_high; + uint32_t apic_icr_low; + uint32_t apic_lvt_timer; + uint32_t apic_lvt_thermal; + uint32_t apic_lvt_perfmon; + uint32_t apic_lvt_lint0; + uint32_t apic_lvt_lint1; + uint32_t apic_lvt_error; + uint32_t apic_lvt_cmci; + uint32_t apic_error_status; + uint32_t apic_initial_count; + uint32_t apic_counter_value; + uint32_t apic_divide_configuration; + uint32_t apic_remote_read; +}; + +/* Generic hypercall */ +#define MSHV_ROOT_HVCALL _IOWR(MSHV_IOCTL, 0x07, struct mshv_root_hvcall) + +/* From hvgdk_mini.h */ + +#define HV_X64_MSR_GUEST_OS_ID 0x40000000 +#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 +#define HV_X64_MSR_SCONTROL 0x40000080 +#define HV_X64_MSR_SIEFP 0x40000082 +#define HV_X64_MSR_SIMP 0x40000083 +#define HV_X64_MSR_REFERENCE_TSC 0x40000021 +#define HV_X64_MSR_EOM 0x40000084 + +/* Define port identifier type. */ +union hv_port_id { + uint32_t asuint32_t; + struct { + uint32_t id:24; + uint32_t reserved:8; + }; +}; + +#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, + HVMSG_UNACCEPTED_GPA = 0x80000003, + HVMSG_GPA_ATTRIBUTE_INTERCEPT = 0x80000004, + + /* Timer notification messages. */ + HVMSG_TIMER_EXPIRED = 0x80000010, + + /* Error messages. */ + HVMSG_INVALID_VP_REGISTER_VALUE = 0x80000020, + HVMSG_UNRECOVERABLE_EXCEPTION = 0x80000021, + HVMSG_UNSUPPORTED_FEATURE = 0x80000022, + + /* + * Opaque intercept message. The original intercept message is only + * accessible from the mapped intercept message page. + */ + HVMSG_OPAQUE_INTERCEPT = 0x8000003F, + + /* Trace buffer complete messages. */ + HVMSG_EVENTLOG_BUFFERCOMPLETE = 0x80000040, + + /* Hypercall intercept */ + HVMSG_HYPERCALL_INTERCEPT = 0x80000050, + + /* SynIC intercepts */ + HVMSG_SYNIC_EVENT_INTERCEPT = 0x80000060, + HVMSG_SYNIC_SINT_INTERCEPT = 0x80000061, + HVMSG_SYNIC_SINT_DELIVERABLE = 0x80000062, + + /* Async call completion intercept */ + HVMSG_ASYNC_CALL_COMPLETION = 0x80000070, + + /* Root scheduler messages */ + HVMSG_SCHEDULER_VP_SIGNAL_BITSE = 0x80000100, + HVMSG_SCHEDULER_VP_SIGNAL_PAIR = 0x80000101, + + /* Platform-specific processor intercept messages. */ + HVMSG_X64_IO_PORT_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, + HVMSG_X64_IOMMU_PRQ = 0x80010006, + HVMSG_X64_HALT = 0x80010007, + HVMSG_X64_INTERRUPTION_DELIVERABLE = 0x80010008, + HVMSG_X64_SIPI_INTERCEPT = 0x80010009, + HVMSG_X64_SEV_VMGEXIT_INTERCEPT = 0x80010013, +}; + +union hv_x64_vp_execution_state { + uint16_t as_uint16; + struct { + uint16_t cpl:2; + uint16_t cr0_pe:1; + uint16_t cr0_am:1; + uint16_t efer_lma:1; + uint16_t debug_active:1; + uint16_t interruption_pending:1; + uint16_t vtl:4; + uint16_t enclave_mode:1; + uint16_t interrupt_shadow:1; + uint16_t virtualization_fault_active:1; + uint16_t reserved:2; + }; +}; + +/* From openvmm::hvdef */ +enum hv_x64_intercept_access_type { + HV_X64_INTERCEPT_ACCESS_TYPE_READ = 0, + HV_X64_INTERCEPT_ACCESS_TYPE_WRITE = 1, + HV_X64_INTERCEPT_ACCESS_TYPE_EXECUTE = 2, +}; + +struct hv_x64_intercept_message_header { + uint32_t vp_index; + uint8_t instruction_length:4; + uint8_t cr8:4; /* Only set for exo partitions */ + uint8_t intercept_access_type; + union hv_x64_vp_execution_state execution_state; + struct hv_x64_segment_register cs_segment; + uint64_t rip; + uint64_t rflags; +}; + +union hv_x64_io_port_access_info { + uint8_t as_uint8; + struct { + uint8_t access_size:3; + uint8_t string_op:1; + uint8_t rep_prefix:1; + uint8_t reserved:3; + }; +}; + +typedef struct hv_x64_io_port_intercept_message { + struct hv_x64_intercept_message_header header; + uint16_t port_number; + union hv_x64_io_port_access_info access_info; + uint8_t instruction_byte_count; + uint32_t reserved; + uint64_t rax; + uint8_t instruction_bytes[16]; + struct hv_x64_segment_register ds_segment; + struct hv_x64_segment_register es_segment; + uint64_t rcx; + uint64_t rsi; + uint64_t rdi; +} hv_x64_io_port_intercept_message; + +union hv_x64_memory_access_info { + uint8_t as_uint8; + struct { + uint8_t gva_valid:1; + uint8_t gva_gpa_valid:1; + uint8_t hypercall_output_pending:1; + uint8_t tlb_locked_no_overlay:1; + uint8_t reserved:4; + }; +}; + +struct hv_x64_memory_intercept_message { + struct hv_x64_intercept_message_header header; + uint32_t cache_type; /* enum hv_cache_type */ + uint8_t instruction_byte_count; + union hv_x64_memory_access_info memory_access_info; + uint8_t tpr_priority; + uint8_t reserved1; + uint64_t guest_virtual_address; + uint64_t guest_physical_address; + uint8_t instruction_bytes[16]; +}; + +union hv_message_flags { + uint8_t asu8; + struct { + uint8_t msg_pending:1; + uint8_t reserved:7; + }; +}; + +struct hv_message_header { + uint32_t message_type; + uint8_t payload_size; + union hv_message_flags message_flags; + uint8_t reserved[2]; + union { + uint64_t sender; + union hv_port_id port; + }; +}; + +struct hv_message { + struct hv_message_header header; + union { + uint64_t payload[HV_MESSAGE_PAYLOAD_QWORD_COUNT]; + } u; +}; + +/* From github.com/rust-vmm/mshv-bindings/src/x86_64/regs.rs */ + +struct hv_cpuid_entry { + uint32_t function; + uint32_t index; + uint32_t flags; + uint32_t eax; + uint32_t ebx; + uint32_t ecx; + uint32_t edx; + uint32_t padding[3]; +}; + +struct hv_cpuid { + uint32_t nent; + uint32_t padding; + struct hv_cpuid_entry entries[0]; +}; + +#define IA32_MSR_TSC 0x00000010 +#define IA32_MSR_EFER 0xC0000080 +#define IA32_MSR_KERNEL_GS_BASE 0xC0000102 +#define IA32_MSR_APIC_BASE 0x0000001B +#define IA32_MSR_PAT 0x0277 +#define IA32_MSR_SYSENTER_CS 0x00000174 +#define IA32_MSR_SYSENTER_ESP 0x00000175 +#define IA32_MSR_SYSENTER_EIP 0x00000176 +#define IA32_MSR_STAR 0xC0000081 +#define IA32_MSR_LSTAR 0xC0000082 +#define IA32_MSR_CSTAR 0xC0000083 +#define IA32_MSR_SFMASK 0xC0000084 + +#define IA32_MSR_MTRR_CAP 0x00FE +#define IA32_MSR_MTRR_DEF_TYPE 0x02FF +#define IA32_MSR_MTRR_PHYSBASE0 0x0200 +#define IA32_MSR_MTRR_PHYSMASK0 0x0201 +#define IA32_MSR_MTRR_PHYSBASE1 0x0202 +#define IA32_MSR_MTRR_PHYSMASK1 0x0203 +#define IA32_MSR_MTRR_PHYSBASE2 0x0204 +#define IA32_MSR_MTRR_PHYSMASK2 0x0205 +#define IA32_MSR_MTRR_PHYSBASE3 0x0206 +#define IA32_MSR_MTRR_PHYSMASK3 0x0207 +#define IA32_MSR_MTRR_PHYSBASE4 0x0208 +#define IA32_MSR_MTRR_PHYSMASK4 0x0209 +#define IA32_MSR_MTRR_PHYSBASE5 0x020A +#define IA32_MSR_MTRR_PHYSMASK5 0x020B +#define IA32_MSR_MTRR_PHYSBASE6 0x020C +#define IA32_MSR_MTRR_PHYSMASK6 0x020D +#define IA32_MSR_MTRR_PHYSBASE7 0x020E +#define IA32_MSR_MTRR_PHYSMASK7 0x020F + +#define IA32_MSR_MTRR_FIX64K_00000 0x0250 +#define IA32_MSR_MTRR_FIX16K_80000 0x0258 +#define IA32_MSR_MTRR_FIX16K_A0000 0x0259 +#define IA32_MSR_MTRR_FIX4K_C0000 0x0268 +#define IA32_MSR_MTRR_FIX4K_C8000 0x0269 +#define IA32_MSR_MTRR_FIX4K_D0000 0x026A +#define IA32_MSR_MTRR_FIX4K_D8000 0x026B +#define IA32_MSR_MTRR_FIX4K_E0000 0x026C +#define IA32_MSR_MTRR_FIX4K_E8000 0x026D +#define IA32_MSR_MTRR_FIX4K_F0000 0x026E +#define IA32_MSR_MTRR_FIX4K_F8000 0x026F + +#define IA32_MSR_TSC_AUX 0xC0000103 +#define IA32_MSR_BNDCFGS 0x00000d90 +#define IA32_MSR_DEBUG_CTL 0x1D9 +#define IA32_MSR_SPEC_CTRL 0x00000048 +#define IA32_MSR_TSC_ADJUST 0x0000003b + +#define IA32_MSR_MISC_ENABLE 0x000001a0 + +#define HV_TRANSLATE_GVA_VALIDATE_READ (0x0001) +#define HV_TRANSLATE_GVA_VALIDATE_WRITE (0x0002) +#define HV_TRANSLATE_GVA_VALIDATE_EXECUTE (0x0004) + +#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)) + +#define HVCALL_GET_PARTITION_PROPERTY 0x0044 +#define HVCALL_SET_PARTITION_PROPERTY 0x0045 +#define HVCALL_GET_VP_REGISTERS 0x0050 +#define HVCALL_SET_VP_REGISTERS 0x0051 +#define HVCALL_TRANSLATE_VIRTUAL_ADDRESS 0x0052 +#define HVCALL_REGISTER_INTERCEPT_RESULT 0x0091 +#define HVCALL_ASSERT_VIRTUAL_INTERRUPT 0x0094 + +#endif /* HW_HYPERV_HVGDK_MINI_H */ |