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3e7ee490 HJ |
1 | /* |
2 | * | |
3 | * Copyright (c) 2009, Microsoft Corporation. | |
4 | * | |
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. | |
8 | * | |
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 | |
12 | * more details. | |
13 | * | |
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. | |
17 | * | |
18 | * Authors: | |
19 | * Haiyang Zhang <haiyangz@microsoft.com> | |
20 | * Hank Janssen <hjanssen@microsoft.com> | |
21 | * | |
22 | */ | |
23 | ||
24 | #include "VmbusPrivate.h" | |
25 | ||
26 | INTERNAL int | |
27 | IVmbusChannelOpen( | |
28 | PDEVICE_OBJECT Device, | |
29 | UINT32 SendBufferSize, | |
30 | UINT32 RecvRingBufferSize, | |
31 | PVOID UserData, | |
32 | UINT32 UserDataLen, | |
33 | VMBUS_CHANNEL_CALLBACK ChannelCallback, | |
34 | PVOID Context | |
35 | ) | |
36 | { | |
37 | return VmbusChannelOpen( (VMBUS_CHANNEL*)Device->context, | |
38 | SendBufferSize, | |
39 | RecvRingBufferSize, | |
40 | UserData, | |
41 | UserDataLen, | |
42 | ChannelCallback, | |
43 | Context); | |
44 | } | |
45 | ||
46 | ||
47 | INTERNAL void | |
48 | IVmbusChannelClose( | |
49 | PDEVICE_OBJECT Device | |
50 | ) | |
51 | { | |
52 | VmbusChannelClose((VMBUS_CHANNEL*)Device->context); | |
53 | } | |
54 | ||
55 | ||
56 | INTERNAL int | |
57 | IVmbusChannelSendPacket( | |
58 | PDEVICE_OBJECT Device, | |
59 | const PVOID Buffer, | |
60 | UINT32 BufferLen, | |
61 | UINT64 RequestId, | |
62 | UINT32 Type, | |
63 | UINT32 Flags | |
64 | ) | |
65 | { | |
66 | return VmbusChannelSendPacket((VMBUS_CHANNEL*)Device->context, | |
67 | Buffer, | |
68 | BufferLen, | |
69 | RequestId, | |
70 | Type, | |
71 | Flags); | |
72 | } | |
73 | ||
74 | INTERNAL int | |
75 | IVmbusChannelSendPacketPageBuffer( | |
76 | PDEVICE_OBJECT Device, | |
77 | PAGE_BUFFER PageBuffers[], | |
78 | UINT32 PageCount, | |
79 | PVOID Buffer, | |
80 | UINT32 BufferLen, | |
81 | UINT64 RequestId | |
82 | ) | |
83 | { | |
84 | return VmbusChannelSendPacketPageBuffer((VMBUS_CHANNEL*)Device->context, | |
85 | PageBuffers, | |
86 | PageCount, | |
87 | Buffer, | |
88 | BufferLen, | |
89 | RequestId); | |
90 | } | |
91 | ||
92 | INTERNAL int | |
93 | IVmbusChannelSendPacketMultiPageBuffer( | |
94 | PDEVICE_OBJECT Device, | |
95 | MULTIPAGE_BUFFER *MultiPageBuffer, | |
96 | PVOID Buffer, | |
97 | UINT32 BufferLen, | |
98 | UINT64 RequestId | |
99 | ) | |
100 | { | |
101 | return VmbusChannelSendPacketMultiPageBuffer((VMBUS_CHANNEL*)Device->context, | |
102 | MultiPageBuffer, | |
103 | Buffer, | |
104 | BufferLen, | |
105 | RequestId); | |
106 | } | |
107 | ||
108 | INTERNAL int | |
109 | IVmbusChannelRecvPacket ( | |
110 | PDEVICE_OBJECT Device, | |
111 | PVOID Buffer, | |
112 | UINT32 BufferLen, | |
113 | UINT32* BufferActualLen, | |
114 | UINT64* RequestId | |
115 | ) | |
116 | { | |
117 | return VmbusChannelRecvPacket((VMBUS_CHANNEL*)Device->context, | |
118 | Buffer, | |
119 | BufferLen, | |
120 | BufferActualLen, | |
121 | RequestId); | |
122 | } | |
123 | ||
124 | INTERNAL int | |
125 | IVmbusChannelRecvPacketRaw( | |
126 | PDEVICE_OBJECT Device, | |
127 | PVOID Buffer, | |
128 | UINT32 BufferLen, | |
129 | UINT32* BufferActualLen, | |
130 | UINT64* RequestId | |
131 | ) | |
132 | { | |
133 | return VmbusChannelRecvPacketRaw((VMBUS_CHANNEL*)Device->context, | |
134 | Buffer, | |
135 | BufferLen, | |
136 | BufferActualLen, | |
137 | RequestId); | |
138 | } | |
139 | ||
140 | INTERNAL int | |
141 | IVmbusChannelEstablishGpadl( | |
142 | PDEVICE_OBJECT Device, | |
143 | PVOID Buffer, | |
144 | UINT32 BufferLen, | |
145 | UINT32* GpadlHandle | |
146 | ) | |
147 | { | |
148 | return VmbusChannelEstablishGpadl((VMBUS_CHANNEL*)Device->context, | |
149 | Buffer, | |
150 | BufferLen, | |
151 | GpadlHandle); | |
152 | } | |
153 | ||
154 | INTERNAL int | |
155 | IVmbusChannelTeardownGpadl( | |
156 | PDEVICE_OBJECT Device, | |
157 | UINT32 GpadlHandle | |
158 | ) | |
159 | { | |
160 | return VmbusChannelTeardownGpadl((VMBUS_CHANNEL*)Device->context, | |
161 | GpadlHandle); | |
162 | ||
163 | } | |
164 | ||
165 | INTERNAL void | |
166 | GetChannelInterface( | |
167 | VMBUS_CHANNEL_INTERFACE *ChannelInterface | |
168 | ) | |
169 | { | |
170 | ChannelInterface->Open = IVmbusChannelOpen; | |
171 | ChannelInterface->Close = IVmbusChannelClose; | |
172 | ChannelInterface->SendPacket = IVmbusChannelSendPacket; | |
173 | ChannelInterface->SendPacketPageBuffer = IVmbusChannelSendPacketPageBuffer; | |
174 | ChannelInterface->SendPacketMultiPageBuffer = IVmbusChannelSendPacketMultiPageBuffer; | |
175 | ChannelInterface->RecvPacket = IVmbusChannelRecvPacket; | |
176 | ChannelInterface->RecvPacketRaw = IVmbusChannelRecvPacketRaw; | |
177 | ChannelInterface->EstablishGpadl = IVmbusChannelEstablishGpadl; | |
178 | ChannelInterface->TeardownGpadl = IVmbusChannelTeardownGpadl; | |
179 | ChannelInterface->GetInfo = GetChannelInfo; | |
180 | } | |
181 | ||
182 | ||
183 | INTERNAL void | |
184 | GetChannelInfo( | |
185 | PDEVICE_OBJECT Device, | |
186 | DEVICE_INFO *DeviceInfo | |
187 | ) | |
188 | { | |
189 | VMBUS_CHANNEL_DEBUG_INFO debugInfo; | |
190 | ||
191 | if (Device->context) | |
192 | { | |
193 | VmbusChannelGetDebugInfo((VMBUS_CHANNEL*)Device->context, &debugInfo); | |
194 | ||
195 | DeviceInfo->ChannelId = debugInfo.RelId; | |
196 | DeviceInfo->ChannelState = debugInfo.State; | |
197 | memcpy(&DeviceInfo->ChannelType, &debugInfo.InterfaceType, sizeof(GUID)); | |
198 | memcpy(&DeviceInfo->ChannelInstance, &debugInfo.InterfaceInstance, sizeof(GUID)); | |
199 | ||
200 | DeviceInfo->MonitorId = debugInfo.MonitorId; | |
201 | ||
202 | DeviceInfo->ServerMonitorPending = debugInfo.ServerMonitorPending; | |
203 | DeviceInfo->ServerMonitorLatency = debugInfo.ServerMonitorLatency; | |
204 | DeviceInfo->ServerMonitorConnectionId = debugInfo.ServerMonitorConnectionId; | |
205 | ||
206 | DeviceInfo->ClientMonitorPending = debugInfo.ClientMonitorPending; | |
207 | DeviceInfo->ClientMonitorLatency = debugInfo.ClientMonitorLatency; | |
208 | DeviceInfo->ClientMonitorConnectionId = debugInfo.ClientMonitorConnectionId; | |
209 | ||
210 | DeviceInfo->Inbound.InterruptMask = debugInfo.Inbound.CurrentInterruptMask; | |
211 | DeviceInfo->Inbound.ReadIndex = debugInfo.Inbound.CurrentReadIndex; | |
212 | DeviceInfo->Inbound.WriteIndex = debugInfo.Inbound.CurrentWriteIndex; | |
213 | DeviceInfo->Inbound.BytesAvailToRead = debugInfo.Inbound.BytesAvailToRead; | |
214 | DeviceInfo->Inbound.BytesAvailToWrite = debugInfo.Inbound.BytesAvailToWrite; | |
215 | ||
216 | DeviceInfo->Outbound.InterruptMask = debugInfo.Outbound.CurrentInterruptMask; | |
217 | DeviceInfo->Outbound.ReadIndex = debugInfo.Outbound.CurrentReadIndex; | |
218 | DeviceInfo->Outbound.WriteIndex = debugInfo.Outbound.CurrentWriteIndex; | |
219 | DeviceInfo->Outbound.BytesAvailToRead = debugInfo.Outbound.BytesAvailToRead; | |
220 | DeviceInfo->Outbound.BytesAvailToWrite = debugInfo.Outbound.BytesAvailToWrite; | |
221 | } | |
222 | } |