491 lines
10 KiB
C
491 lines
10 KiB
C
/*
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*
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* Copyright (c) 2009, Microsoft Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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* Place - Suite 330, Boston, MA 02111-1307 USA.
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*
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* Authors:
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* Haiyang Zhang <haiyangz@microsoft.com>
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* Hank Janssen <hjanssen@microsoft.com>
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*
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*/
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#pragma once
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/* Define the virtual APIC registers */
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#define HV_X64_MSR_EOI (0x40000070)
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#define HV_X64_MSR_ICR (0x40000071)
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#define HV_X64_MSR_TPR (0x40000072)
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#define HV_X64_MSR_APIC_ASSIST_PAGE (0x40000073)
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/* Define version of the synthetic interrupt controller. */
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#define HV_SYNIC_VERSION (1)
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/* Define synthetic interrupt controller model specific registers. */
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#define HV_X64_MSR_SCONTROL (0x40000080)
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#define HV_X64_MSR_SVERSION (0x40000081)
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#define HV_X64_MSR_SIEFP (0x40000082)
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#define HV_X64_MSR_SIMP (0x40000083)
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#define HV_X64_MSR_EOM (0x40000084)
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#define HV_X64_MSR_SINT0 (0x40000090)
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#define HV_X64_MSR_SINT1 (0x40000091)
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#define HV_X64_MSR_SINT2 (0x40000092)
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#define HV_X64_MSR_SINT3 (0x40000093)
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#define HV_X64_MSR_SINT4 (0x40000094)
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#define HV_X64_MSR_SINT5 (0x40000095)
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#define HV_X64_MSR_SINT6 (0x40000096)
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#define HV_X64_MSR_SINT7 (0x40000097)
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#define HV_X64_MSR_SINT8 (0x40000098)
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#define HV_X64_MSR_SINT9 (0x40000099)
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#define HV_X64_MSR_SINT10 (0x4000009A)
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#define HV_X64_MSR_SINT11 (0x4000009B)
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#define HV_X64_MSR_SINT12 (0x4000009C)
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#define HV_X64_MSR_SINT13 (0x4000009D)
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#define HV_X64_MSR_SINT14 (0x4000009E)
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#define HV_X64_MSR_SINT15 (0x4000009F)
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/* Define the expected SynIC version. */
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#define HV_SYNIC_VERSION_1 (0x1)
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/* Define synthetic interrupt controller message constants. */
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#define HV_MESSAGE_SIZE (256)
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#define HV_MESSAGE_PAYLOAD_BYTE_COUNT (240)
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#define HV_MESSAGE_PAYLOAD_QWORD_COUNT (30)
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#define HV_ANY_VP (0xFFFFFFFF)
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/* Define synthetic interrupt controller flag constants. */
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#define HV_EVENT_FLAGS_COUNT (256 * 8)
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#define HV_EVENT_FLAGS_BYTE_COUNT (256)
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#define HV_EVENT_FLAGS_DWORD_COUNT (256 / sizeof(u32))
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/* Define hypervisor message types. */
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typedef enum _HV_MESSAGE_TYPE
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{
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HvMessageTypeNone = 0x00000000,
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/* Memory access messages. */
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HvMessageTypeUnmappedGpa = 0x80000000,
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HvMessageTypeGpaIntercept = 0x80000001,
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/* Timer notification messages. */
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HvMessageTimerExpired = 0x80000010,
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/* Error messages. */
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HvMessageTypeInvalidVpRegisterValue = 0x80000020,
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HvMessageTypeUnrecoverableException = 0x80000021,
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HvMessageTypeUnsupportedFeature = 0x80000022,
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/* Trace buffer complete messages. */
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HvMessageTypeEventLogBufferComplete = 0x80000040,
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/* Platform-specific processor intercept messages. */
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HvMessageTypeX64IoPortIntercept = 0x80010000,
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HvMessageTypeX64MsrIntercept = 0x80010001,
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HvMessageTypeX64CpuidIntercept = 0x80010002,
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HvMessageTypeX64ExceptionIntercept = 0x80010003,
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HvMessageTypeX64ApicEoi = 0x80010004,
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HvMessageTypeX64LegacyFpError = 0x80010005
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} HV_MESSAGE_TYPE, *PHV_MESSAGE_TYPE;
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/* Define the number of synthetic interrupt sources. */
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#define HV_SYNIC_SINT_COUNT (16)
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#define HV_SYNIC_STIMER_COUNT (4)
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/* Define the synthetic interrupt source index type. */
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typedef u32 HV_SYNIC_SINT_INDEX, *PHV_SYNIC_SINT_INDEX;
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/* Define partition identifier type. */
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typedef u64 HV_PARTITION_ID, *PHV_PARTITION_ID;
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/* Define invalid partition identifier. */
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#define HV_PARTITION_ID_INVALID ((HV_PARTITION_ID) 0x0)
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/* Define connection identifier type. */
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typedef union _HV_CONNECTION_ID
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{
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u32 Asu32;
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struct
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{
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u32 Id:24;
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u32 Reserved:8;
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} u;
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} HV_CONNECTION_ID, *PHV_CONNECTION_ID;
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/* Define port identifier type. */
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typedef union _HV_PORT_ID
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{
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u32 Asu32;
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struct
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{
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u32 Id:24;
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u32 Reserved:8;
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} u ;
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} HV_PORT_ID, *PHV_PORT_ID;
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/* Define port type. */
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typedef enum _HV_PORT_TYPE
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{
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HvPortTypeMessage = 1,
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HvPortTypeEvent = 2,
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HvPortTypeMonitor = 3
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} HV_PORT_TYPE, *PHV_PORT_TYPE;
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/* Define port information structure. */
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typedef struct _HV_PORT_INFO
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{
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HV_PORT_TYPE PortType;
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u32 Padding;
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union
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{
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struct
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{
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HV_SYNIC_SINT_INDEX TargetSint;
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HV_VP_INDEX TargetVp;
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u64 RsvdZ;
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} MessagePortInfo;
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struct
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{
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HV_SYNIC_SINT_INDEX TargetSint;
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HV_VP_INDEX TargetVp;
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u16 BaseFlagNumber;
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u16 FlagCount;
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u32 RsvdZ;
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} EventPortInfo;
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struct
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{
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HV_GPA MonitorAddress;
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u64 RsvdZ;
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} MonitorPortInfo;
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};
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} HV_PORT_INFO, *PHV_PORT_INFO;
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typedef const HV_PORT_INFO *PCHV_PORT_INFO;
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typedef struct _HV_CONNECTION_INFO
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{
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HV_PORT_TYPE PortType;
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u32 Padding;
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union
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{
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struct
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{
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u64 RsvdZ;
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} MessageConnectionInfo;
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struct
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{
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u64 RsvdZ;
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} EventConnectionInfo;
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struct
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{
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HV_GPA MonitorAddress;
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} MonitorConnectionInfo;
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};
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} HV_CONNECTION_INFO, *PHV_CONNECTION_INFO;
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typedef const HV_CONNECTION_INFO *PCHV_CONNECTION_INFO;
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/* Define synthetic interrupt controller message flags. */
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typedef union _HV_MESSAGE_FLAGS
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{
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u8 Asu8;
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struct
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{
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u8 MessagePending:1;
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u8 Reserved:7;
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};
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} HV_MESSAGE_FLAGS, *PHV_MESSAGE_FLAGS;
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/* Define synthetic interrupt controller message header. */
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typedef struct _HV_MESSAGE_HEADER
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{
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HV_MESSAGE_TYPE MessageType;
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u8 PayloadSize;
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HV_MESSAGE_FLAGS MessageFlags;
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u8 Reserved[2];
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union
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{
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HV_PARTITION_ID Sender;
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HV_PORT_ID Port;
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};
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} HV_MESSAGE_HEADER, *PHV_MESSAGE_HEADER;
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/* Define timer message payload structure. */
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typedef struct _HV_TIMER_MESSAGE_PAYLOAD
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{
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u32 TimerIndex;
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u32 Reserved;
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HV_NANO100_TIME ExpirationTime; /* When the timer expired */
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HV_NANO100_TIME DeliveryTime; /* When the message was delivered */
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} HV_TIMER_MESSAGE_PAYLOAD, *PHV_TIMER_MESSAGE_PAYLOAD;
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/* Define synthetic interrupt controller message format. */
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typedef struct _HV_MESSAGE
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{
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HV_MESSAGE_HEADER Header;
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union
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{
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u64 Payload[HV_MESSAGE_PAYLOAD_QWORD_COUNT];
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} u ;
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} HV_MESSAGE, *PHV_MESSAGE;
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/* Define the number of message buffers associated with each port. */
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#define HV_PORT_MESSAGE_BUFFER_COUNT (16)
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/* Define the synthetic interrupt message page layout. */
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typedef struct _HV_MESSAGE_PAGE
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{
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volatile HV_MESSAGE SintMessage[HV_SYNIC_SINT_COUNT];
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} HV_MESSAGE_PAGE, *PHV_MESSAGE_PAGE;
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/* Define the synthetic interrupt controller event flags format. */
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typedef union _HV_SYNIC_EVENT_FLAGS
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{
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u8 Flags8[HV_EVENT_FLAGS_BYTE_COUNT];
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u32 Flags32[HV_EVENT_FLAGS_DWORD_COUNT];
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} HV_SYNIC_EVENT_FLAGS, *PHV_SYNIC_EVENT_FLAGS;
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/* Define the synthetic interrupt flags page layout. */
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typedef struct _HV_SYNIC_EVENT_FLAGS_PAGE
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{
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volatile HV_SYNIC_EVENT_FLAGS SintEventFlags[HV_SYNIC_SINT_COUNT];
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} HV_SYNIC_EVENT_FLAGS_PAGE, *PHV_SYNIC_EVENT_FLAGS_PAGE;
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/* Define SynIC control register. */
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typedef union _HV_SYNIC_SCONTROL
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{
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u64 AsUINT64;
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struct
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{
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u64 Enable:1;
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u64 Reserved:63;
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};
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} HV_SYNIC_SCONTROL, *PHV_SYNIC_SCONTROL;
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/* Define synthetic interrupt source. */
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typedef union _HV_SYNIC_SINT
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{
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u64 AsUINT64;
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struct
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{
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u64 Vector :8;
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u64 Reserved1 :8;
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u64 Masked :1;
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u64 AutoEoi :1;
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u64 Reserved2 :46;
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};
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} HV_SYNIC_SINT, *PHV_SYNIC_SINT;
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/* Define the format of the SIMP register */
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typedef union _HV_SYNIC_SIMP
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{
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u64 AsUINT64;
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struct
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{
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u64 SimpEnabled : 1;
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u64 Preserved : 11;
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u64 BaseSimpGpa : 52;
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};
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} HV_SYNIC_SIMP, *PHV_SYNIC_SIMP;
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/* Define the format of the SIEFP register */
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typedef union _HV_SYNIC_SIEFP
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{
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u64 AsUINT64;
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struct
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{
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u64 SiefpEnabled : 1;
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u64 Preserved : 11;
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u64 BaseSiefpGpa : 52;
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};
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} HV_SYNIC_SIEFP, *PHV_SYNIC_SIEFP;
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/* Definitions for the monitored notification facility */
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typedef union _HV_MONITOR_TRIGGER_GROUP
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{
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u64 AsUINT64;
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struct
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{
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u32 Pending;
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u32 Armed;
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};
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} HV_MONITOR_TRIGGER_GROUP, *PHV_MONITOR_TRIGGER_GROUP;
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typedef struct _HV_MONITOR_PARAMETER
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{
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HV_CONNECTION_ID ConnectionId;
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u16 FlagNumber;
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u16 RsvdZ;
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} HV_MONITOR_PARAMETER, *PHV_MONITOR_PARAMETER;
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typedef union _HV_MONITOR_TRIGGER_STATE
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{
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u32 Asu32;
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struct
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{
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u32 GroupEnable : 4;
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u32 RsvdZ : 28;
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};
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} HV_MONITOR_TRIGGER_STATE, *PHV_MONITOR_TRIGGER_STATE;
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/* HV_MONITOR_PAGE Layout */
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/* ------------------------------------------------------ */
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/* | 0 | TriggerState (4 bytes) | Rsvd1 (4 bytes) | */
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/* | 8 | TriggerGroup[0] | */
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/* | 10 | TriggerGroup[1] | */
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/* | 18 | TriggerGroup[2] | */
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/* | 20 | TriggerGroup[3] | */
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/* | 28 | Rsvd2[0] | */
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/* | 30 | Rsvd2[1] | */
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/* | 38 | Rsvd2[2] | */
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/* | 40 | NextCheckTime[0][0] | NextCheckTime[0][1] | */
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/* | ... | */
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/* | 240 | Latency[0][0..3] | */
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/* | 340 | Rsvz3[0] | */
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/* | 440 | Parameter[0][0] | */
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/* | 448 | Parameter[0][1] | */
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/* | ... | */
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/* | 840 | Rsvd4[0] | */
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/* ------------------------------------------------------ */
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typedef struct _HV_MONITOR_PAGE
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{
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HV_MONITOR_TRIGGER_STATE TriggerState;
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u32 RsvdZ1;
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HV_MONITOR_TRIGGER_GROUP TriggerGroup[4];
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u64 RsvdZ2[3];
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s32 NextCheckTime[4][32];
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u16 Latency[4][32];
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u64 RsvdZ3[32];
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HV_MONITOR_PARAMETER Parameter[4][32];
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u8 RsvdZ4[1984];
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} HV_MONITOR_PAGE, *PHV_MONITOR_PAGE;
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typedef volatile HV_MONITOR_PAGE* PVHV_MONITOR_PAGE;
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