3 * Copyright (c) 2009, Microsoft Corporation.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
9 * This program is distributed in the hope it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
16 * Place - Suite 330, Boston, MA 02111-1307 USA.
19 * Haiyang Zhang <haiyangz@microsoft.com>
20 * Hank Janssen <hjanssen@microsoft.com>
28 #include "include/osd.h"
30 #include "include/HvTypes.h"
31 #include "include/HvStatus.h"
32 //#include "HvVmApi.h"
33 //#include "HvKeApi.h"
34 //#include "HvMmApi.h"
35 //#include "HvCpuApi.h"
36 #include "include/HvHalApi.h"
37 #include "include/HvVpApi.h"
38 //#include "HvTrApi.h"
39 #include "include/HvSynicApi.h"
40 //#include "HvAmApi.h"
41 //#include "HvHkApi.h"
42 //#include "HvValApi.h"
43 #include "include/HvHcApi.h"
44 #include "include/HvPtApi.h"
48 VMBUS_MESSAGE_CONNECTION_ID = 1,
49 VMBUS_MESSAGE_PORT_ID = 1,
50 VMBUS_EVENT_CONNECTION_ID = 2,
51 VMBUS_EVENT_PORT_ID = 2,
52 VMBUS_MONITOR_CONNECTION_ID = 3,
53 VMBUS_MONITOR_PORT_ID = 3,
54 VMBUS_MESSAGE_SINT = 2
59 #define HV_PRESENT_BIT 0x80000000
61 #define HV_XENLINUX_GUEST_ID_LO 0x00000000
62 #define HV_XENLINUX_GUEST_ID_HI 0x0B00B135
63 #define HV_XENLINUX_GUEST_ID (((UINT64)HV_XENLINUX_GUEST_ID_HI << 32) | HV_XENLINUX_GUEST_ID_LO)
65 #define HV_LINUX_GUEST_ID_LO 0x00000000
66 #define HV_LINUX_GUEST_ID_HI 0xB16B00B5
67 #define HV_LINUX_GUEST_ID (((UINT64)HV_LINUX_GUEST_ID_HI << 32) | HV_LINUX_GUEST_ID_LO)
69 #define HV_CPU_POWER_MANAGEMENT (1 << 0)
70 #define HV_RECOMMENDATIONS_MAX 4
76 #define HV_HYPERCALL_PARAM_ALIGN sizeof(UINT64)
79 // Service definitions
81 #define HV_SERVICE_PARENT_PORT (0)
82 #define HV_SERVICE_PARENT_CONNECTION (0)
84 #define HV_SERVICE_CONNECT_RESPONSE_SUCCESS (0)
85 #define HV_SERVICE_CONNECT_RESPONSE_INVALID_PARAMETER (1)
86 #define HV_SERVICE_CONNECT_RESPONSE_UNKNOWN_SERVICE (2)
87 #define HV_SERVICE_CONNECT_RESPONSE_CONNECTION_REJECTED (3)
89 #define HV_SERVICE_CONNECT_REQUEST_MESSAGE_ID (1)
90 #define HV_SERVICE_CONNECT_RESPONSE_MESSAGE_ID (2)
91 #define HV_SERVICE_DISCONNECT_REQUEST_MESSAGE_ID (3)
92 #define HV_SERVICE_DISCONNECT_RESPONSE_MESSAGE_ID (4)
93 #define HV_SERVICE_MAX_MESSAGE_ID (4)
95 #define HV_SERVICE_PROTOCOL_VERSION (0x0010)
96 #define HV_CONNECT_PAYLOAD_BYTE_COUNT 64
98 //#define VMBUS_REVISION_NUMBER 6
99 //#define VMBUS_PORT_ID 11 // Our local vmbus's port and connection id. Anything >0 is fine
101 // 628180B8-308D-4c5e-B7DB-1BEB62E62EF4
102 static const GUID VMBUS_SERVICE_ID = {.Data = {0xb8, 0x80, 0x81, 0x62, 0x8d, 0x30, 0x5e, 0x4c, 0xb7, 0xdb, 0x1b, 0xeb, 0x62, 0xe6, 0x2e, 0xf4} };
104 #define MAX_NUM_CPUS 1
109 HV_INPUT_SIGNAL_EVENT Event;
110 } HV_INPUT_SIGNAL_EVENT_BUFFER;
113 UINT64 GuestId; // XenLinux or native Linux. If XenLinux, the hypercall and synic pages has already been initialized
116 BOOL SynICInitialized;
117 // This is used as an input param to HvCallSignalEvent hypercall. The input param is immutable
118 // in our usage and must be dynamic mem (vs stack or global).
119 HV_INPUT_SIGNAL_EVENT_BUFFER *SignalEventBuffer;
120 HV_INPUT_SIGNAL_EVENT *SignalEventParam; // 8-bytes aligned of the buffer above
122 HANDLE synICMessagePage[MAX_NUM_CPUS];
123 HANDLE synICEventPage[MAX_NUM_CPUS];
126 extern HV_CONTEXT gHvContext;
132 static inline unsigned long long ReadMsr(int msr)
134 unsigned long long val;
141 static inline void WriteMsr(int msr, UINT64 val)
163 HV_CONNECTION_ID connectionId,
164 HV_MESSAGE_TYPE messageType,