diff options
Diffstat (limited to 'drivers/staging/hv/hv_api.h')
| -rw-r--r-- | drivers/staging/hv/hv_api.h | 905 |
1 files changed, 905 insertions, 0 deletions
diff --git a/drivers/staging/hv/hv_api.h b/drivers/staging/hv/hv_api.h new file mode 100644 index 000000000000..251e2d155331 --- /dev/null +++ b/drivers/staging/hv/hv_api.h @@ -0,0 +1,905 @@ +/* + * + * Copyright (c) 2009, Microsoft Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 Temple + * Place - Suite 330, Boston, MA 02111-1307 USA. + * + * Authors: + * Haiyang Zhang <haiyangz@microsoft.com> + * Hank Janssen <hjanssen@microsoft.com> + * + */ +#ifndef __HV_API_H +#define __HV_API_H + + +/* Status codes for hypervisor operations. */ + +/* + * HV_STATUS_SUCCESS + * The specified hypercall succeeded + */ +#define HV_STATUS_SUCCESS ((u16)0x0000) + +/* + * HV_STATUS_INVALID_HYPERCALL_CODE + * The hypervisor does not support the operation because the specified + * hypercall code is not supported. + */ +#define HV_STATUS_INVALID_HYPERCALL_CODE ((u16)0x0002) + +/* + * HV_STATUS_INVALID_HYPERCALL_INPUT + * The hypervisor does not support the operation because the encoding for the + * hypercall input register is not supported. + */ +#define HV_STATUS_INVALID_HYPERCALL_INPUT ((u16)0x0003) + +/* + * HV_STATUS_INVALID_ALIGNMENT + * The hypervisor could not perform the operation beacuse a parameter has an + * invalid alignment. + */ +#define HV_STATUS_INVALID_ALIGNMENT ((u16)0x0004) + +/* + * HV_STATUS_INVALID_PARAMETER + * The hypervisor could not perform the operation beacuse an invalid parameter + * was specified. + */ +#define HV_STATUS_INVALID_PARAMETER ((u16)0x0005) + +/* + * HV_STATUS_ACCESS_DENIED + * Access to the specified object was denied. + */ +#define HV_STATUS_ACCESS_DENIED ((u16)0x0006) + +/* + * HV_STATUS_INVALID_PARTITION_STATE + * The hypervisor could not perform the operation because the partition is + * entering or in an invalid state. + */ +#define HV_STATUS_INVALID_PARTITION_STATE ((u16)0x0007) + +/* + * HV_STATUS_OPERATION_DENIED + * The operation is not allowed in the current state. + */ +#define HV_STATUS_OPERATION_DENIED ((u16)0x0008) + +/* + * HV_STATUS_UNKNOWN_PROPERTY + * The hypervisor does not recognize the specified partition property. + */ +#define HV_STATUS_UNKNOWN_PROPERTY ((u16)0x0009) + +/* + * HV_STATUS_PROPERTY_VALUE_OUT_OF_RANGE + * The specified value of a partition property is out of range or violates an + * invariant. + */ +#define HV_STATUS_PROPERTY_VALUE_OUT_OF_RANGE ((u16)0x000A) + +/* + * HV_STATUS_INSUFFICIENT_MEMORY + * There is not enough memory in the hypervisor pool to complete the operation. + */ +#define HV_STATUS_INSUFFICIENT_MEMORY ((u16)0x000B) + +/* + * HV_STATUS_PARTITION_TOO_DEEP + * The maximum partition depth has been exceeded for the partition hierarchy. + */ +#define HV_STATUS_PARTITION_TOO_DEEP ((u16)0x000C) + +/* + * HV_STATUS_INVALID_PARTITION_ID + * A partition with the specified partition Id does not exist. + */ +#define HV_STATUS_INVALID_PARTITION_ID ((u16)0x000D) + +/* + * HV_STATUS_INVALID_VP_INDEX + * The hypervisor could not perform the operation because the specified VP + * index is invalid. + */ +#define HV_STATUS_INVALID_VP_INDEX ((u16)0x000E) + +/* + * HV_STATUS_NOT_FOUND + * The iteration is complete; no addition items in the iteration could be + * found. + */ +#define HV_STATUS_NOT_FOUND ((u16)0x0010) + +/* + * HV_STATUS_INVALID_PORT_ID + * The hypervisor could not perform the operation because the specified port + * identifier is invalid. + */ +#define HV_STATUS_INVALID_PORT_ID ((u16)0x0011) + +/* + * HV_STATUS_INVALID_CONNECTION_ID + * The hypervisor could not perform the operation because the specified + * connection identifier is invalid. + */ +#define HV_STATUS_INVALID_CONNECTION_ID ((u16)0x0012) + +/* + * HV_STATUS_INSUFFICIENT_BUFFERS + * You did not supply enough message buffers to send a message. + */ +#define HV_STATUS_INSUFFICIENT_BUFFERS ((u16)0x0013) + +/* + * HV_STATUS_NOT_ACKNOWLEDGED + * The previous virtual interrupt has not been acknowledged. + */ +#define HV_STATUS_NOT_ACKNOWLEDGED ((u16)0x0014) + +/* + * HV_STATUS_INVALID_VP_STATE + * A virtual processor is not in the correct state for the performance of the + * indicated operation. + */ +#define HV_STATUS_INVALID_VP_STATE ((u16)0x0015) + +/* + * HV_STATUS_ACKNOWLEDGED + * The previous virtual interrupt has already been acknowledged. + */ +#define HV_STATUS_ACKNOWLEDGED ((u16)0x0016) + +/* + * HV_STATUS_INVALID_SAVE_RESTORE_STATE + * The indicated partition is not in a valid state for saving or restoring. + */ +#define HV_STATUS_INVALID_SAVE_RESTORE_STATE ((u16)0x0017) + +/* + * HV_STATUS_INVALID_SYNIC_STATE + * The hypervisor could not complete the operation because a required feature + * of the synthetic interrupt controller (SynIC) was disabled. + */ +#define HV_STATUS_INVALID_SYNIC_STATE ((u16)0x0018) + +/* + * HV_STATUS_OBJECT_IN_USE + * The hypervisor could not perform the operation because the object or value + * was either already in use or being used for a purpose that would not permit + * completing the operation. + */ +#define HV_STATUS_OBJECT_IN_USE ((u16)0x0019) + +/* + * HV_STATUS_INVALID_PROXIMITY_DOMAIN_INFO + * The proximity domain information is invalid. + */ +#define HV_STATUS_INVALID_PROXIMITY_DOMAIN_INFO ((u16)0x001A) + +/* + * HV_STATUS_NO_DATA + * An attempt to retrieve debugging data failed because none was available. + */ +#define HV_STATUS_NO_DATA ((u16)0x001B) + +/* + * HV_STATUS_INACTIVE + * The physical connection being used for debuggging has not recorded any + * receive activity since the last operation. + */ +#define HV_STATUS_INACTIVE ((u16)0x001C) + +/* + * HV_STATUS_NO_RESOURCES + * There are not enough resources to complete the operation. + */ +#define HV_STATUS_NO_RESOURCES ((u16)0x001D) + +/* + * HV_STATUS_FEATURE_UNAVAILABLE + * A hypervisor feature is not available to the user. + */ +#define HV_STATUS_FEATURE_UNAVAILABLE ((u16)0x001E) + +/* + * HV_STATUS_UNSUCCESSFUL + * {Operation Failed} The requested operation was unsuccessful. + */ +#define HV_STATUS_UNSUCCESSFUL ((u16)0x1001) + +/* + * HV_STATUS_INSUFFICIENT_BUFFER + * The specified buffer was too small to contain all of the requested data. + */ +#define HV_STATUS_INSUFFICIENT_BUFFER ((u16)0x1002) + +/* + * HV_STATUS_GPA_NOT_PRESENT + * The guest physical address is not currently associated with a system + * physical address. + */ +#define HV_STATUS_GPA_NOT_PRESENT ((u16)0x1003) + +/* + * HV_STATUS_GUEST_PAGE_FAULT + * The operation would have resulted in a page fault in the guest. + */ +#define HV_STATUS_GUEST_PAGE_FAULT ((u16)0x1004) + +/* + * HV_STATUS_RUNDOWN_DISABLED + * The operation cannot proceed as the rundown object was marked disabled. + */ +#define HV_STATUS_RUNDOWN_DISABLED ((u16)0x1005) + +/* + * HV_STATUS_KEY_ALREADY_EXISTS + * The entry cannot be added as another entry with the same key already exists. + */ +#define HV_STATUS_KEY_ALREADY_EXISTS ((u16)0x1006) + +/* + * HV_STATUS_GPA_INTERCEPT + * The operation resulted an intercept on a region of guest physical memory. + */ +#define HV_STATUS_GPA_INTERCEPT ((u16)0x1007) + +/* + * HV_STATUS_GUEST_GENERAL_PROTECTION_FAULT + * The operation would have resulted in a general protection fault in the + * guest. + */ +#define HV_STATUS_GUEST_GENERAL_PROTECTION_FAULT ((u16)0x1008) + +/* + * HV_STATUS_GUEST_STACK_FAULT + * The operation would have resulted in a stack fault in the guest. + */ +#define HV_STATUS_GUEST_STACK_FAULT ((u16)0x1009) + +/* + * HV_STATUS_GUEST_INVALID_OPCODE_FAULT + * The operation would have resulted in an invalid opcode fault in the guest. + */ +#define HV_STATUS_GUEST_INVALID_OPCODE_FAULT ((u16)0x100A) + +/* + * HV_STATUS_FINALIZE_INCOMPLETE + * The partition is not completely finalized. + */ +#define HV_STATUS_FINALIZE_INCOMPLETE ((u16)0x100B) + +/* + * HV_STATUS_GUEST_MACHINE_CHECK_ABORT + * The operation would have resulted in an machine check abort in the guest. + */ +#define HV_STATUS_GUEST_MACHINE_CHECK_ABORT ((u16)0x100C) + +/* + * HV_STATUS_ILLEGAL_OVERLAY_ACCESS + * An illegal access was attempted to an overlay page. + */ +#define HV_STATUS_ILLEGAL_OVERLAY_ACCESS ((u16)0x100D) + +/* + * HV_STATUS_INSUFFICIENT_SYSTEM_VA + * There is not enough system VA space available to satisfy the request, + */ +#define HV_STATUS_INSUFFICIENT_SYSTEM_VA ((u16)0x100E) + +/* + * HV_STATUS_VIRTUAL_ADDRESS_NOT_MAPPED + * The passed virtual address was not mapped in the hypervisor address space. + */ +#define HV_STATUS_VIRTUAL_ADDRESS_NOT_MAPPED ((u16)0x100F) + +/* + * HV_STATUS_NOT_IMPLEMENTED + * The requested operation is not implemented in this version of the + * hypervisor. + */ +#define HV_STATUS_NOT_IMPLEMENTED ((u16)0x1010) + +/* + * HV_STATUS_VMX_INSTRUCTION_FAILED + * The requested VMX instruction failed to complete succesfully. + */ +#define HV_STATUS_VMX_INSTRUCTION_FAILED ((u16)0x1011) + +/* + * HV_STATUS_VMX_INSTRUCTION_FAILED_WITH_STATUS + * The requested VMX instruction failed to complete succesfully indicating + * status. + */ +#define HV_STATUS_VMX_INSTRUCTION_FAILED_WITH_STATUS ((u16)0x1012) + +/* + * HV_STATUS_MSR_ACCESS_FAILED + * The requested access to the model specific register failed. + */ +#define HV_STATUS_MSR_ACCESS_FAILED ((u16)0x1013) + +/* + * HV_STATUS_CR_ACCESS_FAILED + * The requested access to the control register failed. + */ +#define HV_STATUS_CR_ACCESS_FAILED ((u16)0x1014) + +/* + * HV_STATUS_TIMEOUT + * The specified timeout expired before the operation completed. + */ +#define HV_STATUS_TIMEOUT ((u16)0x1016) + +/* + * HV_STATUS_MSR_INTERCEPT + * The requested access to the model specific register generated an intercept. + */ +#define HV_STATUS_MSR_INTERCEPT ((u16)0x1017) + +/* + * HV_STATUS_CPUID_INTERCEPT + * The CPUID instruction generated an intercept. + */ +#define HV_STATUS_CPUID_INTERCEPT ((u16)0x1018) + +/* + * HV_STATUS_REPEAT_INSTRUCTION + * The current instruction should be repeated and the instruction pointer not + * advanced. + */ +#define HV_STATUS_REPEAT_INSTRUCTION ((u16)0x1019) + +/* + * HV_STATUS_PAGE_PROTECTION_VIOLATION + * The current instruction should be repeated and the instruction pointer not + * advanced. + */ +#define HV_STATUS_PAGE_PROTECTION_VIOLATION ((u16)0x101A) + +/* + * HV_STATUS_PAGE_TABLE_INVALID + * The current instruction should be repeated and the instruction pointer not + * advanced. + */ +#define HV_STATUS_PAGE_TABLE_INVALID ((u16)0x101B) + +/* + * HV_STATUS_PAGE_NOT_PRESENT + * The current instruction should be repeated and the instruction pointer not + * advanced. + */ +#define HV_STATUS_PAGE_NOT_PRESENT ((u16)0x101C) + +/* + * HV_STATUS_IO_INTERCEPT + * The requested access to the I/O port generated an intercept. + */ +#define HV_STATUS_IO_INTERCEPT ((u16)0x101D) + +/* + * HV_STATUS_NOTHING_TO_DO + * There is nothing to do. + */ +#define HV_STATUS_NOTHING_TO_DO ((u16)0x101E) + +/* + * HV_STATUS_THREAD_TERMINATING + * The requested thread is terminating. + */ +#define HV_STATUS_THREAD_TERMINATING ((u16)0x101F) + +/* + * HV_STATUS_SECTION_ALREADY_CONSTRUCTED + * The specified section was already constructed. + */ +#define HV_STATUS_SECTION_ALREADY_CONSTRUCTED ((u16)0x1020) + +/* HV_STATUS_SECTION_NOT_ALREADY_CONSTRUCTED + * The specified section was not already constructed. + */ +#define HV_STATUS_SECTION_NOT_ALREADY_CONSTRUCTED ((u16)0x1021) + +/* + * HV_STATUS_PAGE_ALREADY_COMMITTED + * The specified virtual address was already backed by physical memory. + */ +#define HV_STATUS_PAGE_ALREADY_COMMITTED ((u16)0x1022) + +/* + * HV_STATUS_PAGE_NOT_ALREADY_COMMITTED + * The specified virtual address was not already backed by physical memory. + */ +#define HV_STATUS_PAGE_NOT_ALREADY_COMMITTED ((u16)0x1023) + +/* + * HV_STATUS_COMMITTED_PAGES_REMAIN + * Committed pages remain in the section. + */ +#define HV_STATUS_COMMITTED_PAGES_REMAIN ((u16)0x1024) + +/* + * HV_STATUS_NO_REMAINING_COMMITTED_PAGES + * No additional committed pages beyond the specified page exist in the + * section. + */ +#define HV_STATUS_NO_REMAINING_COMMITTED_PAGES ((u16)0x1025) + +/* + * HV_STATUS_INSUFFICIENT_COMPARTMENT_VA + * The VA space of the compartment is exhausted. + */ +#define HV_STATUS_INSUFFICIENT_COMPARTMENT_VA ((u16)0x1026) + +/* + * HV_STATUS_DEREF_SPA_LIST_FULL + * The SPA dereference list is full, and there are additional entries to be + * added to it. + */ +#define HV_STATUS_DEREF_SPA_LIST_FULL ((u16)0x1027) + +/* + * HV_STATUS_GPA_OUT_OF_RANGE + * The supplied GPA is out of range. + */ +#define HV_STATUS_GPA_OUT_OF_RANGE ((u16)0x1027) + +/* + * HV_STATUS_NONVOLATILE_XMM_STALE + * The XMM register that was being accessed is stale. + */ +#define HV_STATUS_NONVOLATILE_XMM_STALE ((u16)0x1028) + +/* HV_STATUS_UNSUPPORTED_PROCESSOR + * The hypervisor does not support the processors in this system. + */ +#define HV_STATUS_UNSUPPORTED_PROCESSOR ((u16)0x1029) + +/* + * HV_STATUS_INSUFFICIENT_CROM_SPACE + * Insufficient space existed for copying over the CROM contents. + */ +#define HV_STATUS_INSUFFICIENT_CROM_SPACE ((u16)0x2000) + +/* + * HV_STATUS_BAD_CROM_FORMAT + * The contents of the CROM failed validation attempts. + */ +#define HV_STATUS_BAD_CROM_FORMAT ((u16)0x2001) + +/* + * HV_STATUS_UNSUPPORTED_CROM_FORMAT + * The contents of the CROM contain contents the parser doesn't support. + */ +#define HV_STATUS_UNSUPPORTED_CROM_FORMAT ((u16)0x2002) + +/* + * HV_STATUS_UNSUPPORTED_CONTROLLER + * The register format of the OHCI controller specified for debugging is not + * supported. + */ +#define HV_STATUS_UNSUPPORTED_CONTROLLER ((u16)0x2003) + +/* + * HV_STATUS_CROM_TOO_LARGE + * The CROM contents were to large to copy over. + */ +#define HV_STATUS_CROM_TOO_LARGE ((u16)0x2004) + +/* + * HV_STATUS_CONTROLLER_IN_USE + * The OHCI controller specified for debugging cannot be used as it is already + * in use. + */ +#define HV_STATUS_CONTROLLER_IN_USE ((u16)0x2005) + + +/* + * The below CPUID leaves are present if VersionAndFeatures.HypervisorPresent + * is set by CPUID(HvCpuIdFunctionVersionAndFeatures). + */ +enum hv_cpuid_function { + HvCpuIdFunctionVersionAndFeatures = 0x00000001, + HvCpuIdFunctionHvVendorAndMaxFunction = 0x40000000, + HvCpuIdFunctionHvInterface = 0x40000001, + + /* + * The remaining functions depend on the value of + * HvCpuIdFunctionInterface + */ + HvCpuIdFunctionMsHvVersion = 0x40000002, + HvCpuIdFunctionMsHvFeatures = 0x40000003, + HvCpuIdFunctionMsHvEnlightenmentInformation = 0x40000004, + HvCpuIdFunctionMsHvImplementationLimits = 0x40000005, +}; + +/* 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_APIC_ASSIST_PAGE (0x40000073) + +/* Define version of the synthetic interrupt controller. */ +#define HV_SYNIC_VERSION (1) + +/* 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) + +/* Define the expected SynIC version. */ +#define HV_SYNIC_VERSION_1 (0x1) + +/* 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 HV_ANY_VP (0xFFFFFFFF) + +/* Define synthetic interrupt controller flag constants. */ +#define HV_EVENT_FLAGS_COUNT (256 * 8) +#define HV_EVENT_FLAGS_BYTE_COUNT (256) +#define HV_EVENT_FLAGS_DWORD_COUNT (256 / sizeof(u32)) + +/* Define hypervisor message types. */ +enum hv_message_type { + HvMessageTypeNone = 0x00000000, + + /* Memory access messages. */ + HvMessageTypeUnmappedGpa = 0x80000000, + HvMessageTypeGpaIntercept = 0x80000001, + + /* Timer notification messages. */ + HvMessageTimerExpired = 0x80000010, + + /* Error messages. */ + HvMessageTypeInvalidVpRegisterValue = 0x80000020, + HvMessageTypeUnrecoverableException = 0x80000021, + HvMessageTypeUnsupportedFeature = 0x80000022, + + /* Trace buffer complete messages. */ + HvMessageTypeEventLogBufferComplete = 0x80000040, + + /* Platform-specific processor intercept messages. */ + HvMessageTypeX64IoPortIntercept = 0x80010000, + HvMessageTypeX64MsrIntercept = 0x80010001, + HvMessageTypeX64CpuidIntercept = 0x80010002, + HvMessageTypeX64ExceptionIntercept = 0x80010003, + HvMessageTypeX64ApicEoi = 0x80010004, + HvMessageTypeX64LegacyFpError = 0x80010005 +}; + +/* Define the number of synthetic interrupt sources. */ +#define HV_SYNIC_SINT_COUNT (16) +#define HV_SYNIC_STIMER_COUNT (4) + +/* Define invalid partition identifier. */ +#define HV_PARTITION_ID_INVALID ((u64)0x0) + +/* Define connection identifier type. */ +union hv_connection_id { + u32 Asu32; + struct { + u32 Id:24; + u32 Reserved:8; + } u; +}; + +/* Define port identifier type. */ +union hv_port_id { + u32 Asu32; + struct { + u32 Id:24; + u32 Reserved:8; + } u ; +}; + +/* Define port type. */ +enum hv_port_type { + HvPortTypeMessage = 1, + HvPortTypeEvent = 2, + HvPortTypeMonitor = 3 +}; + +/* Define port information structure. */ +struct hv_port_info { + enum hv_port_type PortType; + u32 Padding; + union { + struct { + u32 TargetSint; + u32 TargetVp; + u64 RsvdZ; + } MessagePortInfo; + struct { + u32 TargetSint; + u32 TargetVp; + u16 BaseFlagNumber; + u16 FlagCount; + u32 RsvdZ; + } EventPortInfo; + struct { + u64 MonitorAddress; + u64 RsvdZ; + } MonitorPortInfo; + }; +}; + +struct hv_connection_info { + enum hv_port_type PortType; + u32 Padding; + union { + struct { + u64 RsvdZ; + } MessageConnectionInfo; + struct { + u64 RsvdZ; + } EventConnectionInfo; + struct { + u64 MonitorAddress; + } MonitorConnectionInfo; + }; +}; + +/* Define synthetic interrupt controller message flags. */ +union hv_message_flags { + u8 Asu8; + struct { + u8 MessagePending:1; + u8 Reserved:7; + }; +}; + +/* Define synthetic interrupt controller message header. */ +struct hv_message_header { + enum hv_message_type MessageType; + u8 PayloadSize; + union hv_message_flags MessageFlags; + u8 Reserved[2]; + union { + u64 Sender; + union hv_port_id Port; + }; +}; + +/* Define timer message payload structure. */ +struct hv_timer_message_payload { + u32 TimerIndex; + u32 Reserved; + u64 ExpirationTime; /* When the timer expired */ + u64 DeliveryTime; /* When the message was delivered */ +}; + +/* Define synthetic interrupt controller message format. */ +struct hv_message { + struct hv_message_header Header; + union { + u64 Payload[HV_MESSAGE_PAYLOAD_QWORD_COUNT]; + } u ; +}; + +/* Define the number of message buffers associated with each port. */ +#define HV_PORT_MESSAGE_BUFFER_COUNT (16) + +/* Define the synthetic interrupt message page layout. */ +struct hv_message_page { + struct hv_message SintMessage[HV_SYNIC_SINT_COUNT]; +}; + +/* Define the synthetic interrupt controller event flags format. */ +union hv_synic_event_flags { + u8 Flags8[HV_EVENT_FLAGS_BYTE_COUNT]; + u32 Flags32[HV_EVENT_FLAGS_DWORD_COUNT]; +}; + +/* Define the synthetic interrupt flags page layout. */ +struct hv_synic_event_flags_page { + union hv_synic_event_flags SintEventFlags[HV_SYNIC_SINT_COUNT]; +}; + +/* Define SynIC control register. */ +union hv_synic_scontrol { + u64 AsUINT64; + struct { + u64 Enable:1; + u64 Reserved:63; + }; +}; + +/* Define synthetic interrupt source. */ +union hv_synic_sint { + u64 AsUINT64; + struct { + u64 Vector:8; + u64 Reserved1:8; + u64 Masked:1; + u64 AutoEoi:1; + u64 Reserved2:46; + }; +}; + +/* Define the format of the SIMP register */ +union hv_synic_simp { + u64 AsUINT64; + struct { + u64 SimpEnabled:1; + u64 Preserved:11; + u64 BaseSimpGpa:52; + }; +}; + +/* Define the format of the SIEFP register */ +union hv_synic_siefp { + u64 AsUINT64; + struct { + u64 SiefpEnabled:1; + u64 Preserved:11; + u64 BaseSiefpGpa:52; + }; +}; + +/* Definitions for the monitored notification facility */ +union hv_monitor_trigger_group { + u64 AsUINT64; + struct { + u32 Pending; + u32 Armed; + }; +}; + +struct hv_monitor_parameter { + union hv_connection_id ConnectionId; + u16 FlagNumber; + u16 RsvdZ; +}; + +union hv_monitor_trigger_state { + u32 Asu32; + + struct { + u32 GroupEnable:4; + u32 RsvdZ:28; + }; +}; + +/* struct hv_monitor_page Layout */ +/* ------------------------------------------------------ */ +/* | 0 | TriggerState (4 bytes) | Rsvd1 (4 bytes) | */ +/* | 8 | TriggerGroup[0] | */ +/* | 10 | TriggerGroup[1] | */ +/* | 18 | TriggerGroup[2] | */ +/* | 20 | TriggerGroup[3] | */ +/* | 28 | Rsvd2[0] | */ +/* | 30 | Rsvd2[1] | */ +/* | 38 | Rsvd2[2] | */ +/* | 40 | NextCheckTime[0][0] | NextCheckTime[0][1] | */ +/* | ... | */ +/* | 240 | Latency[0][0..3] | */ +/* | 340 | Rsvz3[0] | */ +/* | 440 | Parameter[0][0] | */ +/* | 448 | Parameter[0][1] | */ +/* | ... | */ +/* | 840 | Rsvd4[0] | */ +/* ------------------------------------------------------ */ +struct hv_monitor_page { + union hv_monitor_trigger_state TriggerState; + u32 RsvdZ1; + + union hv_monitor_trigger_group TriggerGroup[4]; + u64 RsvdZ2[3]; + + s32 NextCheckTime[4][32]; + + u16 Latency[4][32]; + u64 RsvdZ3[32]; + + struct hv_monitor_parameter Parameter[4][32]; + + u8 RsvdZ4[1984]; +}; + +/* Declare the various hypercall operations. */ +enum hv_call_code { + HvCallPostMessage = 0x005c, + HvCallSignalEvent = 0x005d, +}; + +/* Definition of the HvPostMessage hypercall input structure. */ +struct hv_input_post_message { + union hv_connection_id ConnectionId; + u32 Reserved; + enum hv_message_type MessageType; + u32 PayloadSize; + u64 Payload[HV_MESSAGE_PAYLOAD_QWORD_COUNT]; +}; + +/* Definition of the HvSignalEvent hypercall input structure. */ +struct hv_input_signal_event { + union hv_connection_id ConnectionId; + u16 FlagNumber; + u16 RsvdZ; +}; + +/* + * Versioning definitions used for guests reporting themselves to the + * hypervisor, and visa versa. + */ + +/* Version info reported by guest OS's */ +enum hv_guest_os_vendor { + HvGuestOsVendorMicrosoft = 0x0001 +}; + +enum hv_guest_os_microsoft_ids { + HvGuestOsMicrosoftUndefined = 0x00, + HvGuestOsMicrosoftMSDOS = 0x01, + HvGuestOsMicrosoftWindows3x = 0x02, + HvGuestOsMicrosoftWindows9x = 0x03, + HvGuestOsMicrosoftWindowsNT = 0x04, + HvGuestOsMicrosoftWindowsCE = 0x05 +}; + +/* + * Declare the MSR used to identify the guest OS. + */ +#define HV_X64_MSR_GUEST_OS_ID 0x40000000 + +union hv_x64_msr_guest_os_id_contents { + u64 AsUINT64; + struct { + u64 BuildNumber:16; + u64 ServiceVersion:8; /* Service Pack, etc. */ + u64 MinorVersion:8; + u64 MajorVersion:8; + u64 OsId:8; /* enum hv_guest_os_microsoft_ids (if Vendor=MS) */ + u64 VendorId:16; /* enum hv_guest_os_vendor */ + }; +}; + +/* + * Declare the MSR used to setup pages used to communicate with the hypervisor. + */ +#define HV_X64_MSR_HYPERCALL 0x40000001 + +union hv_x64_msr_hypercall_contents { + u64 AsUINT64; + struct { + u64 Enable:1; + u64 Reserved:11; + u64 GuestPhysicalAddress:52; + }; +}; + +#endif |