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83cbd279 | 1 | /** @file\r |
6e4bac4d | 2 | Declaration of structures and functions of MnpDxe driver.\r |
779ae357 | 3 | \r |
d1102dba | 4 | Copyright (c) 2005 - 2018, Intel Corporation. All rights reserved.<BR>\r |
9d510e61 | 5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
83cbd279 | 6 | \r |
83cbd279 | 7 | **/\r |
8 | \r | |
9 | #ifndef _MNP_IMPL_H_\r | |
10 | #define _MNP_IMPL_H_\r | |
11 | \r | |
12 | #include "MnpDriver.h"\r | |
83cbd279 | 13 | \r |
14 | #define NET_ETHER_FCS_SIZE 4\r | |
15 | \r | |
19873973 | 16 | #define MNP_SYS_POLL_INTERVAL (10 * TICKS_PER_MS) // 10 milliseconds\r |
aeddd425 | 17 | #define MNP_TIMEOUT_CHECK_INTERVAL (50 * TICKS_PER_MS) // 50 milliseconds\r |
dd29f3ed | 18 | #define MNP_MEDIA_DETECT_INTERVAL (500 * TICKS_PER_MS) // 500 milliseconds\r |
83cbd279 | 19 | #define MNP_TX_TIMEOUT_TIME (500 * TICKS_PER_MS) // 500 milliseconds\r |
20 | #define MNP_INIT_NET_BUFFER_NUM 512\r | |
21 | #define MNP_NET_BUFFER_INCREASEMENT 64\r | |
22 | #define MNP_MAX_NET_BUFFER_NUM 65536\r | |
7b334a31 | 23 | #define MNP_TX_BUFFER_INCREASEMENT 32 // Same as the recycling Q length for xmit_done in UNDI command.\r |
05074499 | 24 | #define MNP_MAX_TX_BUFFER_NUM 65536\r |
83cbd279 | 25 | \r |
26 | #define MNP_MAX_RCVD_PACKET_QUE_SIZE 256\r | |
27 | \r | |
28 | #define MNP_RECEIVE_UNICAST 0x01\r | |
29 | #define MNP_RECEIVE_BROADCAST 0x02\r | |
30 | \r | |
31 | #define UNICAST_PACKET MNP_RECEIVE_UNICAST\r | |
32 | #define BROADCAST_PACKET MNP_RECEIVE_BROADCAST\r | |
33 | \r | |
f3f2e05d | 34 | #define MNP_INSTANCE_DATA_SIGNATURE SIGNATURE_32 ('M', 'n', 'p', 'I')\r |
83cbd279 | 35 | \r |
36 | #define MNP_INSTANCE_DATA_FROM_THIS(a) \\r | |
37 | CR ( \\r | |
38 | (a), \\r | |
39 | MNP_INSTANCE_DATA, \\r | |
40 | ManagedNetwork, \\r | |
41 | MNP_INSTANCE_DATA_SIGNATURE \\r | |
42 | )\r | |
43 | \r | |
6e4bac4d | 44 | typedef struct {\r |
83cbd279 | 45 | UINT32 Signature;\r |
46 | \r | |
47 | MNP_SERVICE_DATA *MnpServiceData;\r | |
48 | \r | |
49 | EFI_HANDLE Handle;\r | |
50 | \r | |
e48e37fc | 51 | LIST_ENTRY InstEntry;\r |
83cbd279 | 52 | \r |
53 | EFI_MANAGED_NETWORK_PROTOCOL ManagedNetwork;\r | |
54 | \r | |
55 | BOOLEAN Configured;\r | |
56 | BOOLEAN Destroyed;\r | |
57 | \r | |
e48e37fc | 58 | LIST_ENTRY GroupCtrlBlkList;\r |
83cbd279 | 59 | \r |
60 | NET_MAP RxTokenMap;\r | |
61 | \r | |
e48e37fc | 62 | LIST_ENTRY RxDeliveredPacketQueue;\r |
63 | LIST_ENTRY RcvdPacketQueue;\r | |
83cbd279 | 64 | UINTN RcvdPacketQueueSize;\r |
65 | \r | |
66 | EFI_MANAGED_NETWORK_CONFIG_DATA ConfigData;\r | |
67 | \r | |
68 | UINT8 ReceiveFilter;\r | |
69 | } MNP_INSTANCE_DATA;\r | |
70 | \r | |
6e4bac4d | 71 | typedef struct {\r |
e48e37fc | 72 | LIST_ENTRY AddrEntry;\r |
83cbd279 | 73 | EFI_MAC_ADDRESS Address;\r |
74 | INTN RefCnt;\r | |
75 | } MNP_GROUP_ADDRESS;\r | |
76 | \r | |
6e4bac4d | 77 | typedef struct {\r |
e48e37fc | 78 | LIST_ENTRY CtrlBlkEntry;\r |
83cbd279 | 79 | MNP_GROUP_ADDRESS *GroupAddress;\r |
80 | } MNP_GROUP_CONTROL_BLOCK;\r | |
81 | \r | |
6e4bac4d | 82 | typedef struct {\r |
e48e37fc | 83 | LIST_ENTRY WrapEntry;\r |
83cbd279 | 84 | MNP_INSTANCE_DATA *Instance;\r |
85 | EFI_MANAGED_NETWORK_RECEIVE_DATA RxData;\r | |
86 | NET_BUF *Nbuf;\r | |
87 | UINT64 TimeoutTick;\r | |
88 | } MNP_RXDATA_WRAP;\r | |
89 | \r | |
05074499 FS |
90 | #define MNP_TX_BUF_WRAP_SIGNATURE SIGNATURE_32 ('M', 'T', 'B', 'W')\r |
91 | \r | |
92 | typedef struct {\r | |
93 | UINT32 Signature;\r | |
94 | LIST_ENTRY WrapEntry; // Link to FreeTxBufList\r | |
95 | LIST_ENTRY AllEntry; // Link to AllTxBufList\r | |
96 | BOOLEAN InUse;\r | |
97 | UINT8 TxBuf[1];\r | |
98 | } MNP_TX_BUF_WRAP;\r | |
779ae357 | 99 | \r |
100 | /**\r | |
101 | Initialize the mnp device context data.\r | |
102 | \r | |
103 | @param[in, out] MnpDeviceData Pointer to the mnp device context data.\r | |
104 | @param[in] ImageHandle The driver image handle.\r | |
105 | @param[in] ControllerHandle Handle of device to bind driver to.\r | |
106 | \r | |
107 | @retval EFI_SUCCESS The mnp service context is initialized.\r | |
108 | @retval EFI_UNSUPPORTED ControllerHandle does not support Simple Network Protocol.\r | |
109 | @retval Others Other errors as indicated.\r | |
110 | \r | |
111 | **/\r | |
112 | EFI_STATUS\r | |
113 | MnpInitializeDeviceData (\r | |
114 | IN OUT MNP_DEVICE_DATA *MnpDeviceData,\r | |
115 | IN EFI_HANDLE ImageHandle,\r | |
116 | IN EFI_HANDLE ControllerHandle\r | |
117 | );\r | |
118 | \r | |
119 | /**\r | |
120 | Destroy the MNP device context data.\r | |
121 | \r | |
122 | @param[in, out] MnpDeviceData Pointer to the mnp device context data.\r | |
123 | @param[in] ImageHandle The driver image handle.\r | |
124 | \r | |
125 | **/\r | |
126 | VOID\r | |
127 | MnpDestroyDeviceData (\r | |
128 | IN OUT MNP_DEVICE_DATA *MnpDeviceData,\r | |
129 | IN EFI_HANDLE ImageHandle\r | |
130 | );\r | |
131 | \r | |
132 | /**\r | |
133 | Create mnp service context data.\r | |
134 | \r | |
135 | @param[in] MnpDeviceData Pointer to the mnp device context data.\r | |
136 | @param[in] VlanId The VLAN ID.\r | |
137 | @param[in] Priority The VLAN priority. If VlanId is 0,\r | |
138 | Priority is ignored.\r | |
139 | \r | |
140 | @return A pointer to MNP_SERVICE_DATA or NULL if failed to create MNP service context.\r | |
141 | \r | |
142 | **/\r | |
143 | MNP_SERVICE_DATA *\r | |
144 | MnpCreateServiceData (\r | |
145 | IN MNP_DEVICE_DATA *MnpDeviceData,\r | |
146 | IN UINT16 VlanId,\r | |
147 | IN UINT8 Priority OPTIONAL\r | |
148 | );\r | |
149 | \r | |
b6c4ecad | 150 | /**\r |
151 | Initialize the mnp service context data.\r | |
152 | \r | |
6e4bac4d | 153 | @param[in, out] MnpServiceData Pointer to the mnp service context data.\r |
154 | @param[in] ImageHandle The driver image handle.\r | |
155 | @param[in] ControllerHandle Handle of device to bind driver to.\r | |
b6c4ecad | 156 | \r |
157 | @retval EFI_SUCCESS The mnp service context is initialized.\r | |
6e4bac4d | 158 | @retval EFI_UNSUPPORTED ControllerHandle does not support Simple Network Protocol.\r |
159 | @retval Others Other errors as indicated.\r | |
b6c4ecad | 160 | \r |
161 | **/\r | |
83cbd279 | 162 | EFI_STATUS\r |
163 | MnpInitializeServiceData (\r | |
779ae357 | 164 | IN OUT MNP_SERVICE_DATA *MnpServiceData,\r |
165 | IN EFI_HANDLE ImageHandle,\r | |
166 | IN EFI_HANDLE ControllerHandle\r | |
83cbd279 | 167 | );\r |
168 | \r | |
b6c4ecad | 169 | /**\r |
779ae357 | 170 | Destroy the MNP service context data.\r |
b6c4ecad | 171 | \r |
6e4bac4d | 172 | @param[in, out] MnpServiceData Pointer to the mnp service context data.\r |
779ae357 | 173 | \r |
174 | @retval EFI_SUCCESS The mnp service context is destroyed.\r | |
175 | @retval Others Errors as indicated.\r | |
6e4bac4d | 176 | \r |
b6c4ecad | 177 | **/\r |
779ae357 | 178 | EFI_STATUS\r |
179 | MnpDestroyServiceData (\r | |
180 | IN OUT MNP_SERVICE_DATA *MnpServiceData\r | |
181 | );\r | |
182 | \r | |
183 | /**\r | |
184 | Destroy all child of the MNP service data.\r | |
185 | \r | |
186 | @param[in, out] MnpServiceData Pointer to the mnp service context data.\r | |
187 | \r | |
188 | @retval EFI_SUCCESS All child are destroyed.\r | |
189 | @retval Others Failed to destroy all child.\r | |
190 | \r | |
191 | **/\r | |
192 | EFI_STATUS\r | |
193 | MnpDestroyServiceChild (\r | |
194 | IN OUT MNP_SERVICE_DATA *MnpServiceData\r | |
195 | );\r | |
196 | \r | |
197 | /**\r | |
198 | Find the MNP Service Data for given VLAN ID.\r | |
199 | \r | |
200 | @param[in] MnpDeviceData Pointer to the mnp device context data.\r | |
201 | @param[in] VlanId The VLAN ID.\r | |
202 | \r | |
203 | @return A pointer to MNP_SERVICE_DATA or NULL if not found.\r | |
204 | \r | |
205 | **/\r | |
206 | MNP_SERVICE_DATA *\r | |
207 | MnpFindServiceData (\r | |
208 | IN MNP_DEVICE_DATA *MnpDeviceData,\r | |
209 | IN UINT16 VlanId\r | |
83cbd279 | 210 | );\r |
211 | \r | |
b6c4ecad | 212 | /**\r |
213 | Initialize the mnp instance context data.\r | |
214 | \r | |
6e4bac4d | 215 | @param[in] MnpServiceData Pointer to the mnp service context data.\r |
779ae357 | 216 | @param[in, out] Instance Pointer to the mnp instance context data\r |
6e4bac4d | 217 | to initialize.\r |
b6c4ecad | 218 | \r |
219 | **/\r | |
83cbd279 | 220 | VOID\r |
221 | MnpInitializeInstanceData (\r | |
779ae357 | 222 | IN MNP_SERVICE_DATA *MnpServiceData,\r |
223 | IN OUT MNP_INSTANCE_DATA *Instance\r | |
83cbd279 | 224 | );\r |
225 | \r | |
b6c4ecad | 226 | /**\r |
6e4bac4d | 227 | Check whether the token specified by Arg matches the token in Item.\r |
b6c4ecad | 228 | \r |
3e8c18da | 229 | @param[in] Map Pointer to the NET_MAP.\r |
6e4bac4d | 230 | @param[in] Item Pointer to the NET_MAP_ITEM.\r |
3e8c18da | 231 | @param[in] Arg Pointer to the Arg, it's a pointer to the token to\r |
b6c4ecad | 232 | check.\r |
233 | \r | |
234 | @retval EFI_SUCCESS The token specified by Arg is different from the\r | |
235 | token in Item.\r | |
236 | @retval EFI_ACCESS_DENIED The token specified by Arg is the same as that in\r | |
237 | Item.\r | |
238 | \r | |
239 | **/\r | |
83cbd279 | 240 | EFI_STATUS\r |
e798cd87 | 241 | EFIAPI\r |
83cbd279 | 242 | MnpTokenExist (\r |
779ae357 | 243 | IN NET_MAP *Map,\r |
244 | IN NET_MAP_ITEM *Item,\r | |
245 | IN VOID *Arg\r | |
83cbd279 | 246 | );\r |
247 | \r | |
b6c4ecad | 248 | /**\r |
249 | Cancel the token specified by Arg if it matches the token in Item.\r | |
250 | \r | |
6e4bac4d | 251 | @param[in, out] Map Pointer to the NET_MAP.\r |
252 | @param[in, out] Item Pointer to the NET_MAP_ITEM.\r | |
779ae357 | 253 | @param[in] Arg Pointer to the Arg, it's a pointer to the\r |
6e4bac4d | 254 | token to cancel.\r |
b6c4ecad | 255 | \r |
779ae357 | 256 | @retval EFI_SUCCESS The Arg is NULL, and the token in Item is cancelled,\r |
3e8c18da | 257 | or the Arg isn't NULL, and the token in Item is\r |
258 | different from the Arg.\r | |
259 | @retval EFI_ABORTED The Arg isn't NULL, the token in Item mathces the\r | |
260 | Arg, and the token is cancelled.\r | |
b6c4ecad | 261 | \r |
262 | **/\r | |
83cbd279 | 263 | EFI_STATUS\r |
e798cd87 | 264 | EFIAPI\r |
83cbd279 | 265 | MnpCancelTokens (\r |
779ae357 | 266 | IN OUT NET_MAP *Map,\r |
267 | IN OUT NET_MAP_ITEM *Item,\r | |
268 | IN VOID *Arg\r | |
83cbd279 | 269 | );\r |
270 | \r | |
b6c4ecad | 271 | /**\r |
272 | Flush the instance's received data.\r | |
273 | \r | |
6e4bac4d | 274 | @param[in, out] Instance Pointer to the mnp instance context data.\r |
b6c4ecad | 275 | \r |
276 | **/\r | |
83cbd279 | 277 | VOID\r |
278 | MnpFlushRcvdDataQueue (\r | |
779ae357 | 279 | IN OUT MNP_INSTANCE_DATA *Instance\r |
83cbd279 | 280 | );\r |
281 | \r | |
b6c4ecad | 282 | /**\r |
283 | Configure the Instance using ConfigData.\r | |
284 | \r | |
6e4bac4d | 285 | @param[in, out] Instance Pointer to the mnp instance context data.\r |
286 | @param[in] ConfigData Pointer to the configuration data used to configure\r | |
b6c4ecad | 287 | the isntance.\r |
288 | \r | |
289 | @retval EFI_SUCCESS The Instance is configured.\r | |
290 | @retval EFI_UNSUPPORTED EnableReceiveTimestamps is on and the\r | |
291 | implementation doesn't support it.\r | |
6e4bac4d | 292 | @retval Others Other errors as indicated.\r |
b6c4ecad | 293 | \r |
294 | **/\r | |
83cbd279 | 295 | EFI_STATUS\r |
296 | MnpConfigureInstance (\r | |
779ae357 | 297 | IN OUT MNP_INSTANCE_DATA *Instance,\r |
298 | IN EFI_MANAGED_NETWORK_CONFIG_DATA *ConfigData OPTIONAL\r | |
83cbd279 | 299 | );\r |
300 | \r | |
b6c4ecad | 301 | /**\r |
302 | Do the group operations for this instance.\r | |
303 | \r | |
6e4bac4d | 304 | @param[in, out] Instance Pointer to the instance context data.\r |
779ae357 | 305 | @param[in] JoinFlag Set to TRUE to join a group. Set to TRUE to\r |
6e4bac4d | 306 | leave a group/groups.\r |
307 | @param[in] MacAddress Pointer to the group address to join or leave.\r | |
779ae357 | 308 | @param[in] CtrlBlk Pointer to the group control block if JoinFlag\r |
6e4bac4d | 309 | is FALSE.\r |
b6c4ecad | 310 | \r |
6e4bac4d | 311 | @retval EFI_SUCCESS The group operation finished.\r |
312 | @retval EFI_OUT_OF_RESOURCES Failed due to lack of memory resources.\r | |
313 | @retval Others Other errors as indicated.\r | |
b6c4ecad | 314 | \r |
315 | **/\r | |
83cbd279 | 316 | EFI_STATUS\r |
317 | MnpGroupOp (\r | |
779ae357 | 318 | IN OUT MNP_INSTANCE_DATA *Instance,\r |
319 | IN BOOLEAN JoinFlag,\r | |
320 | IN EFI_MAC_ADDRESS *MacAddress OPTIONAL,\r | |
321 | IN MNP_GROUP_CONTROL_BLOCK *CtrlBlk OPTIONAL\r | |
83cbd279 | 322 | );\r |
323 | \r | |
b6c4ecad | 324 | /**\r |
325 | Validates the Mnp transmit token.\r | |
326 | \r | |
6e4bac4d | 327 | @param[in] Instance Pointer to the Mnp instance context data.\r |
328 | @param[in] Token Pointer to the transmit token to check.\r | |
b6c4ecad | 329 | \r |
330 | @return The Token is valid or not.\r | |
331 | \r | |
332 | **/\r | |
83cbd279 | 333 | BOOLEAN\r |
334 | MnpIsValidTxToken (\r | |
779ae357 | 335 | IN MNP_INSTANCE_DATA *Instance,\r |
336 | IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token\r | |
83cbd279 | 337 | );\r |
338 | \r | |
b6c4ecad | 339 | /**\r |
340 | Build the packet to transmit from the TxData passed in.\r | |
341 | \r | |
6e4bac4d | 342 | @param[in] MnpServiceData Pointer to the mnp service context data.\r |
779ae357 | 343 | @param[in] TxData Pointer to the transmit data containing the information\r |
6e4bac4d | 344 | to build the packet.\r |
345 | @param[out] PktBuf Pointer to record the address of the packet.\r | |
779ae357 | 346 | @param[out] PktLen Pointer to a UINT32 variable used to record the packet's\r |
6e4bac4d | 347 | length.\r |
348 | \r | |
05074499 FS |
349 | @retval EFI_SUCCESS TxPackage is built.\r |
350 | @retval EFI_OUT_OF_RESOURCES The deliver fails due to lack of memory resource.\r | |
351 | \r | |
b6c4ecad | 352 | **/\r |
05074499 | 353 | EFI_STATUS\r |
83cbd279 | 354 | MnpBuildTxPacket (\r |
779ae357 | 355 | IN MNP_SERVICE_DATA *MnpServiceData,\r |
356 | IN EFI_MANAGED_NETWORK_TRANSMIT_DATA *TxData,\r | |
357 | OUT UINT8 **PktBuf,\r | |
358 | OUT UINT32 *PktLen\r | |
83cbd279 | 359 | );\r |
360 | \r | |
b6c4ecad | 361 | /**\r |
d1102dba | 362 | Synchronously send out the packet.\r |
05074499 FS |
363 | \r |
364 | This functon places the packet buffer to SNP driver's tansmit queue. The packet\r | |
365 | can be considered successfully sent out once SNP acccetp the packet, while the\r | |
366 | packet buffer recycle is deferred for better performance.\r | |
b6c4ecad | 367 | \r |
6e4bac4d | 368 | @param[in] MnpServiceData Pointer to the mnp service context data.\r |
369 | @param[in] Packet Pointer to the pakcet buffer.\r | |
370 | @param[in] Length The length of the packet.\r | |
371 | @param[in, out] Token Pointer to the token the packet generated from.\r | |
b6c4ecad | 372 | \r |
6e4bac4d | 373 | @retval EFI_SUCCESS The packet is sent out.\r |
374 | @retval EFI_TIMEOUT Time out occurs, the packet isn't sent.\r | |
375 | @retval EFI_DEVICE_ERROR An unexpected network error occurs.\r | |
b6c4ecad | 376 | \r |
377 | **/\r | |
83cbd279 | 378 | EFI_STATUS\r |
379 | MnpSyncSendPacket (\r | |
779ae357 | 380 | IN MNP_SERVICE_DATA *MnpServiceData,\r |
381 | IN UINT8 *Packet,\r | |
382 | IN UINT32 Length,\r | |
383 | IN OUT EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token\r | |
83cbd279 | 384 | );\r |
385 | \r | |
b6c4ecad | 386 | /**\r |
387 | Try to deliver the received packet to the instance.\r | |
388 | \r | |
6e4bac4d | 389 | @param[in, out] Instance Pointer to the mnp instance context data.\r |
b6c4ecad | 390 | \r |
391 | @retval EFI_SUCCESS The received packet is delivered, or there is no\r | |
392 | packet to deliver, or there is no available receive\r | |
393 | token.\r | |
394 | @retval EFI_OUT_OF_RESOURCES The deliver fails due to lack of memory resource.\r | |
395 | \r | |
396 | **/\r | |
83cbd279 | 397 | EFI_STATUS\r |
398 | MnpInstanceDeliverPacket (\r | |
779ae357 | 399 | IN OUT MNP_INSTANCE_DATA *Instance\r |
83cbd279 | 400 | );\r |
401 | \r | |
b6c4ecad | 402 | /**\r |
403 | Recycle the RxData and other resources used to hold and deliver the received\r | |
404 | packet.\r | |
405 | \r | |
6e4bac4d | 406 | @param[in] Event The event this notify function registered to.\r |
407 | @param[in] Context Pointer to the context data registerd to the Event.\r | |
408 | \r | |
b6c4ecad | 409 | **/\r |
83cbd279 | 410 | VOID\r |
411 | EFIAPI\r | |
412 | MnpRecycleRxData (\r | |
779ae357 | 413 | IN EFI_EVENT Event,\r |
414 | IN VOID *Context\r | |
83cbd279 | 415 | );\r |
416 | \r | |
b6c4ecad | 417 | /**\r |
418 | Try to receive a packet and deliver it.\r | |
419 | \r | |
779ae357 | 420 | @param[in, out] MnpDeviceData Pointer to the mnp device context data.\r |
b6c4ecad | 421 | \r |
422 | @retval EFI_SUCCESS add return value to function comment\r | |
423 | @retval EFI_NOT_STARTED The simple network protocol is not started.\r | |
424 | @retval EFI_NOT_READY No packet received.\r | |
425 | @retval EFI_DEVICE_ERROR An unexpected error occurs.\r | |
426 | \r | |
427 | **/\r | |
83cbd279 | 428 | EFI_STATUS\r |
429 | MnpReceivePacket (\r | |
779ae357 | 430 | IN OUT MNP_DEVICE_DATA *MnpDeviceData\r |
83cbd279 | 431 | );\r |
432 | \r | |
b6c4ecad | 433 | /**\r |
779ae357 | 434 | Allocate a free NET_BUF from MnpDeviceData->FreeNbufQue. If there is none\r |
b6c4ecad | 435 | in the queue, first try to allocate some and add them into the queue, then\r |
436 | fetch the NET_BUF from the updated FreeNbufQue.\r | |
437 | \r | |
779ae357 | 438 | @param[in, out] MnpDeviceData Pointer to the MNP_DEVICE_DATA.\r |
b6c4ecad | 439 | \r |
779ae357 | 440 | @return Pointer to the allocated free NET_BUF structure, if NULL the\r |
3e8c18da | 441 | operation is failed.\r |
b6c4ecad | 442 | \r |
443 | **/\r | |
83cbd279 | 444 | NET_BUF *\r |
445 | MnpAllocNbuf (\r | |
779ae357 | 446 | IN OUT MNP_DEVICE_DATA *MnpDeviceData\r |
83cbd279 | 447 | );\r |
448 | \r | |
b6c4ecad | 449 | /**\r |
450 | Try to reclaim the Nbuf into the buffer pool.\r | |
451 | \r | |
779ae357 | 452 | @param[in, out] MnpDeviceData Pointer to the mnp device context data.\r |
5fe2f07f | 453 | @param[in, out] Nbuf Pointer to the NET_BUF to free.\r |
6e4bac4d | 454 | \r |
b6c4ecad | 455 | **/\r |
83cbd279 | 456 | VOID\r |
457 | MnpFreeNbuf (\r | |
779ae357 | 458 | IN OUT MNP_DEVICE_DATA *MnpDeviceData,\r |
6e4bac4d | 459 | IN OUT NET_BUF *Nbuf\r |
83cbd279 | 460 | );\r |
461 | \r | |
05074499 FS |
462 | /**\r |
463 | Allocate a free TX buffer from MnpDeviceData->FreeTxBufList. If there is none\r | |
d1102dba | 464 | in the queue, first try to recycle some from SNP, then try to allocate some and add\r |
05074499 FS |
465 | them into the queue, then fetch the NET_BUF from the updated FreeTxBufList.\r |
466 | \r | |
467 | @param[in, out] MnpDeviceData Pointer to the MNP_DEVICE_DATA.\r | |
468 | \r | |
469 | @return Pointer to the allocated free NET_BUF structure, if NULL the\r | |
470 | operation is failed.\r | |
471 | \r | |
472 | **/\r | |
473 | UINT8 *\r | |
474 | MnpAllocTxBuf (\r | |
475 | IN OUT MNP_DEVICE_DATA *MnpDeviceData\r | |
476 | );\r | |
477 | \r | |
478 | /**\r | |
479 | Try to recycle all the transmitted buffer address from SNP.\r | |
480 | \r | |
481 | @param[in, out] MnpDeviceData Pointer to the mnp device context data.\r | |
482 | \r | |
483 | @retval EFI_SUCCESS Successed to recyclethe transmitted buffer address.\r | |
484 | @retval Others Failed to recyclethe transmitted buffer address.\r | |
485 | \r | |
486 | **/\r | |
487 | EFI_STATUS\r | |
488 | MnpRecycleTxBuf (\r | |
489 | IN OUT MNP_DEVICE_DATA *MnpDeviceData\r | |
490 | );\r | |
491 | \r | |
b6c4ecad | 492 | /**\r |
493 | Remove the received packets if timeout occurs.\r | |
494 | \r | |
dd29f3ed | 495 | @param[in] Event The event this notify function registered to.\r |
496 | @param[in] Context Pointer to the context data registered to the event.\r | |
779ae357 | 497 | \r |
b6c4ecad | 498 | **/\r |
83cbd279 | 499 | VOID\r |
500 | EFIAPI\r | |
501 | MnpCheckPacketTimeout (\r | |
779ae357 | 502 | IN EFI_EVENT Event,\r |
503 | IN VOID *Context\r | |
83cbd279 | 504 | );\r |
505 | \r | |
dd29f3ed | 506 | /**\r |
507 | Poll to update MediaPresent field in SNP ModeData by Snp.GetStatus().\r | |
508 | \r | |
509 | @param[in] Event The event this notify function registered to.\r | |
510 | @param[in] Context Pointer to the context data registered to the event.\r | |
511 | \r | |
512 | **/\r | |
513 | VOID\r | |
514 | EFIAPI\r | |
515 | MnpCheckMediaStatus (\r | |
516 | IN EFI_EVENT Event,\r | |
517 | IN VOID *Context\r | |
518 | );\r | |
519 | \r | |
b6c4ecad | 520 | /**\r |
521 | Poll to receive the packets from Snp. This function is either called by upperlayer\r | |
522 | protocols/applications or the system poll timer notify mechanism.\r | |
523 | \r | |
dd29f3ed | 524 | @param[in] Event The event this notify function registered to.\r |
525 | @param[in] Context Pointer to the context data registered to the event.\r | |
b6c4ecad | 526 | \r |
527 | **/\r | |
83cbd279 | 528 | VOID\r |
529 | EFIAPI\r | |
530 | MnpSystemPoll (\r | |
dd29f3ed | 531 | IN EFI_EVENT Event,\r |
532 | IN VOID *Context\r | |
83cbd279 | 533 | );\r |
534 | \r | |
b6c4ecad | 535 | /**\r |
536 | Returns the operational parameters for the current MNP child driver. May also\r | |
779ae357 | 537 | support returning the underlying SNP driver mode data.\r |
538 | \r | |
b6c4ecad | 539 | The GetModeData() function is used to read the current mode data (operational\r |
779ae357 | 540 | parameters) from the MNP or the underlying SNP.\r |
b6c4ecad | 541 | \r |
3e8c18da | 542 | @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance.\r |
543 | @param[out] MnpConfigData Pointer to storage for MNP operational parameters. Type\r | |
544 | EFI_MANAGED_NETWORK_CONFIG_DATA is defined in "Related\r | |
545 | Definitions" below.\r | |
546 | @param[out] SnpModeData Pointer to storage for SNP operational parameters. This\r | |
547 | feature may be unsupported. Type EFI_SIMPLE_NETWORK_MODE\r | |
548 | is defined in the EFI_SIMPLE_NETWORK_PROTOCOL.\r | |
779ae357 | 549 | \r |
b6c4ecad | 550 | @retval EFI_SUCCESS The operation completed successfully.\r |
551 | @retval EFI_INVALID_PARAMETER This is NULL.\r | |
552 | @retval EFI_UNSUPPORTED The requested feature is unsupported in this\r | |
553 | MNP implementation.\r | |
554 | @retval EFI_NOT_STARTED This MNP child driver instance has not been\r | |
555 | configured. The default values are returned in\r | |
556 | MnpConfigData if it is not NULL.\r | |
6e4bac4d | 557 | @retval Others The mode data could not be read.\r |
b6c4ecad | 558 | \r |
559 | **/\r | |
83cbd279 | 560 | EFI_STATUS\r |
561 | EFIAPI\r | |
562 | MnpGetModeData (\r | |
779ae357 | 563 | IN EFI_MANAGED_NETWORK_PROTOCOL *This,\r |
564 | OUT EFI_MANAGED_NETWORK_CONFIG_DATA *MnpConfigData OPTIONAL,\r | |
565 | OUT EFI_SIMPLE_NETWORK_MODE *SnpModeData OPTIONAL\r | |
83cbd279 | 566 | );\r |
567 | \r | |
b6c4ecad | 568 | /**\r |
779ae357 | 569 | Sets or clears the operational parameters for the MNP child driver.\r |
570 | \r | |
571 | The Configure() function is used to set, change, or reset the operational\r | |
b6c4ecad | 572 | parameters for the MNP child driver instance. Until the operational parameters\r |
573 | have been set, no network traffic can be sent or received by this MNP child\r | |
574 | driver instance. Once the operational parameters have been reset, no more\r | |
575 | traffic can be sent or received until the operational parameters have been set\r | |
576 | again.\r | |
577 | Each MNP child driver instance can be started and stopped independently of\r | |
578 | each other by setting or resetting their receive filter settings with the\r | |
579 | Configure() function.\r | |
580 | After any successful call to Configure(), the MNP child driver instance is\r | |
581 | started. The internal periodic timer (if supported) is enabled. Data can be\r | |
582 | transmitted and may be received if the receive filters have also been enabled.\r | |
583 | Note: If multiple MNP child driver instances will receive the same packet\r | |
584 | because of overlapping receive filter settings, then the first MNP child\r | |
585 | driver instance will receive the original packet and additional instances will\r | |
586 | receive copies of the original packet.\r | |
587 | Note: Warning: Receive filter settings that overlap will consume extra\r | |
588 | processor and/or DMA resources and degrade system and network performance.\r | |
589 | \r | |
6e4bac4d | 590 | @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance.\r |
591 | @param[in] MnpConfigData Pointer to configuration data that will be assigned\r | |
592 | to the MNP child driver instance. If NULL, the MNP\r | |
593 | child driver instance is reset to startup defaults\r | |
594 | and all pending transmit and receive requests are\r | |
595 | flushed. Type EFI_MANAGED_NETWORK_CONFIG_DATA is\r | |
596 | defined in EFI_MANAGED_NETWORK_PROTOCOL.GetModeData().\r | |
b6c4ecad | 597 | \r |
598 | @retval EFI_SUCCESS The operation completed successfully.\r | |
599 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is\r | |
600 | TRUE:\r | |
601 | * This is NULL.\r | |
602 | * MnpConfigData.ProtocolTypeFilter is not\r | |
603 | valid.\r | |
604 | The operational data for the MNP child driver\r | |
605 | instance is unchanged.\r | |
606 | @retval EFI_OUT_OF_RESOURCES Required system resources (usually memory)\r | |
607 | could not be allocated.\r | |
608 | The MNP child driver instance has been reset to\r | |
609 | startup defaults.\r | |
610 | @retval EFI_UNSUPPORTED The requested feature is unsupported in\r | |
611 | this [MNP] implementation. The operational data\r | |
612 | for the MNP child driver instance is unchanged.\r | |
613 | @retval EFI_DEVICE_ERROR An unexpected network or system error\r | |
614 | occurred. The MNP child driver instance has\r | |
615 | been reset to startup defaults.\r | |
6e4bac4d | 616 | @retval Others The MNP child driver instance has been reset to\r |
b6c4ecad | 617 | startup defaults.\r |
618 | \r | |
619 | **/\r | |
83cbd279 | 620 | EFI_STATUS\r |
621 | EFIAPI\r | |
622 | MnpConfigure (\r | |
779ae357 | 623 | IN EFI_MANAGED_NETWORK_PROTOCOL *This,\r |
624 | IN EFI_MANAGED_NETWORK_CONFIG_DATA *MnpConfigData OPTIONAL\r | |
83cbd279 | 625 | );\r |
626 | \r | |
b6c4ecad | 627 | /**\r |
779ae357 | 628 | Translates an IP multicast address to a hardware (MAC) multicast address. This\r |
629 | function may be unsupported in some MNP implementations.\r | |
630 | \r | |
b6c4ecad | 631 | The McastIpToMac() function translates an IP multicast address to a hardware\r |
632 | (MAC) multicast address. This function may be implemented by calling the\r | |
6e4bac4d | 633 | underlying EFI_SIMPLE_NETWORK. MCastIpToMac() function, which may also be\r |
b6c4ecad | 634 | unsupported in some MNP implementations.\r |
635 | \r | |
6e4bac4d | 636 | @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance.\r |
637 | @param[in] Ipv6Flag Set to TRUE to if IpAddress is an IPv6 multicast address.\r | |
638 | Set to FALSE if IpAddress is an IPv4 multicast address.\r | |
639 | @param[in] IpAddress Pointer to the multicast IP address (in network byte\r | |
640 | order) to convert.\r | |
779ae357 | 641 | @param[out] MacAddress Pointer to the resulting multicast MAC address.\r |
b6c4ecad | 642 | \r |
643 | @retval EFI_SUCCESS The operation completed successfully.\r | |
644 | @retval EFI_INVALID_PARAMETER One of the following conditions is TRUE:\r | |
645 | * This is NULL.\r | |
646 | * IpAddress is NULL.\r | |
647 | * IpAddress is not a valid multicast IP\r | |
648 | address.\r | |
649 | * MacAddress is NULL.\r | |
650 | @retval EFI_NOT_STARTED This MNP child driver instance has not been\r | |
651 | configured.\r | |
652 | @retval EFI_UNSUPPORTED The requested feature is unsupported in this\r | |
653 | MNP implementation.\r | |
654 | @retval EFI_DEVICE_ERROR An unexpected network or system error occurred.\r | |
6e4bac4d | 655 | @retval Others The address could not be converted.\r |
b6c4ecad | 656 | **/\r |
83cbd279 | 657 | EFI_STATUS\r |
658 | EFIAPI\r | |
659 | MnpMcastIpToMac (\r | |
779ae357 | 660 | IN EFI_MANAGED_NETWORK_PROTOCOL *This,\r |
661 | IN BOOLEAN Ipv6Flag,\r | |
662 | IN EFI_IP_ADDRESS *IpAddress,\r | |
663 | OUT EFI_MAC_ADDRESS *MacAddress\r | |
83cbd279 | 664 | );\r |
665 | \r | |
b6c4ecad | 666 | /**\r |
779ae357 | 667 | Enables and disables receive filters for multicast address. This function may\r |
b6c4ecad | 668 | be unsupported in some MNP implementations.\r |
779ae357 | 669 | \r |
670 | The Groups() function only adds and removes multicast MAC addresses from the\r | |
b6c4ecad | 671 | filter list. The MNP driver does not transmit or process Internet Group\r |
672 | Management Protocol (IGMP) packets. If JoinFlag is FALSE and MacAddress is\r | |
673 | NULL, then all joined groups are left.\r | |
779ae357 | 674 | \r |
3e8c18da | 675 | @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance.\r |
676 | @param[in] JoinFlag Set to TRUE to join this multicast group.\r | |
677 | Set to FALSE to leave this multicast group.\r | |
678 | @param[in] MacAddress Pointer to the multicast MAC group (address) to join or\r | |
679 | leave.\r | |
b6c4ecad | 680 | \r |
681 | @retval EFI_SUCCESS The requested operation completed successfully.\r | |
682 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:\r | |
683 | * This is NULL.\r | |
684 | * JoinFlag is TRUE and MacAddress is NULL.\r | |
685 | * MacAddress is not a valid multicast MAC\r | |
686 | address.\r | |
687 | * The MNP multicast group settings are\r | |
688 | unchanged.\r | |
689 | @retval EFI_NOT_STARTED This MNP child driver instance has not been\r | |
690 | configured.\r | |
691 | @retval EFI_ALREADY_STARTED The supplied multicast group is already joined.\r | |
692 | @retval EFI_NOT_FOUND The supplied multicast group is not joined.\r | |
693 | @retval EFI_DEVICE_ERROR An unexpected network or system error occurred.\r | |
694 | The MNP child driver instance has been reset to\r | |
695 | startup defaults.\r | |
696 | @retval EFI_UNSUPPORTED The requested feature is unsupported in this MNP\r | |
697 | implementation.\r | |
6e4bac4d | 698 | @retval Others The requested operation could not be completed.\r |
b6c4ecad | 699 | The MNP multicast group settings are unchanged.\r |
700 | \r | |
701 | **/\r | |
83cbd279 | 702 | EFI_STATUS\r |
703 | EFIAPI\r | |
704 | MnpGroups (\r | |
779ae357 | 705 | IN EFI_MANAGED_NETWORK_PROTOCOL *This,\r |
706 | IN BOOLEAN JoinFlag,\r | |
707 | IN EFI_MAC_ADDRESS *MacAddress OPTIONAL\r | |
83cbd279 | 708 | );\r |
709 | \r | |
b6c4ecad | 710 | /**\r |
711 | Places asynchronous outgoing data packets into the transmit queue.\r | |
779ae357 | 712 | \r |
713 | The Transmit() function places a completion token into the transmit packet\r | |
b6c4ecad | 714 | queue. This function is always asynchronous.\r |
715 | The caller must fill in the Token.Event and Token.TxData fields in the\r | |
716 | completion token, and these fields cannot be NULL. When the transmit operation\r | |
717 | completes, the MNP updates the Token.Status field and the Token.Event is\r | |
718 | signaled.\r | |
719 | Note: There may be a performance penalty if the packet needs to be\r | |
720 | defragmented before it can be transmitted by the network device. Systems in\r | |
721 | which performance is critical should review the requirements and features of\r | |
722 | the underlying communications device and drivers.\r | |
779ae357 | 723 | \r |
724 | \r | |
3e8c18da | 725 | @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance.\r |
726 | @param[in] Token Pointer to a token associated with the transmit data\r | |
6e4bac4d | 727 | descriptor. Type EFI_MANAGED_NETWORK_COMPLETION_TOKEN\r |
779ae357 | 728 | is defined in "Related Definitions" below.\r |
b6c4ecad | 729 | \r |
730 | @retval EFI_SUCCESS The transmit completion token was cached.\r | |
731 | @retval EFI_NOT_STARTED This MNP child driver instance has not been\r | |
732 | configured.\r | |
733 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is\r | |
734 | TRUE:\r | |
735 | * This is NULL.\r | |
736 | * Token is NULL.\r | |
737 | * Token.Event is NULL.\r | |
738 | * Token.TxData is NULL.\r | |
739 | * Token.TxData.DestinationAddress is not\r | |
740 | NULL and Token.TxData.HeaderLength is zero.\r | |
741 | * Token.TxData.FragmentCount is zero.\r | |
742 | * (Token.TxData.HeaderLength +\r | |
743 | Token.TxData.DataLength) is not equal to the\r | |
744 | sum of the\r | |
745 | Token.TxData.FragmentTable[].FragmentLength\r | |
746 | fields.\r | |
747 | * One or more of the\r | |
748 | Token.TxData.FragmentTable[].FragmentLength\r | |
749 | fields is zero.\r | |
750 | * One or more of the\r | |
751 | Token.TxData.FragmentTable[].FragmentBufferfields\r | |
752 | is NULL.\r | |
753 | * Token.TxData.DataLength is greater than MTU.\r | |
754 | @retval EFI_ACCESS_DENIED The transmit completion token is already in the\r | |
755 | transmit queue.\r | |
756 | @retval EFI_OUT_OF_RESOURCES The transmit data could not be queued due to a\r | |
779ae357 | 757 | lack of system resources (usually memory).\r |
b6c4ecad | 758 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r |
759 | The MNP child driver instance has been reset to\r | |
760 | startup defaults.\r | |
761 | @retval EFI_NOT_READY The transmit request could not be queued because\r | |
762 | the transmit queue is full.\r | |
763 | \r | |
764 | **/\r | |
83cbd279 | 765 | EFI_STATUS\r |
766 | EFIAPI\r | |
767 | MnpTransmit (\r | |
779ae357 | 768 | IN EFI_MANAGED_NETWORK_PROTOCOL *This,\r |
769 | IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token\r | |
83cbd279 | 770 | );\r |
771 | \r | |
b6c4ecad | 772 | /**\r |
779ae357 | 773 | Aborts an asynchronous transmit or receive request.\r |
774 | \r | |
b6c4ecad | 775 | The Cancel() function is used to abort a pending transmit or receive request.\r |
776 | If the token is in the transmit or receive request queues, after calling this\r | |
777 | function, Token.Status will be set to EFI_ABORTED and then Token.Event will be\r | |
778 | signaled. If the token is not in one of the queues, which usually means that\r | |
779 | the asynchronous operation has completed, this function will not signal the\r | |
780 | token and EFI_NOT_FOUND is returned.\r | |
781 | \r | |
3e8c18da | 782 | @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance.\r |
783 | @param[in] Token Pointer to a token that has been issued by\r | |
784 | EFI_MANAGED_NETWORK_PROTOCOL.Transmit() or\r | |
779ae357 | 785 | EFI_MANAGED_NETWORK_PROTOCOL.Receive(). If NULL, all\r |
786 | pending tokens are aborted.\r | |
b6c4ecad | 787 | \r |
788 | @retval EFI_SUCCESS The asynchronous I/O request was aborted and\r | |
789 | Token.Event was signaled. When Token is NULL,\r | |
790 | all pending requests were aborted and their\r | |
791 | events were signaled.\r | |
792 | @retval EFI_NOT_STARTED This MNP child driver instance has not been\r | |
793 | configured.\r | |
794 | @retval EFI_INVALID_PARAMETER This is NULL.\r | |
795 | @retval EFI_NOT_FOUND When Token is not NULL, the asynchronous I/O\r | |
796 | request was not found in the transmit or\r | |
797 | receive queue. It has either completed or was\r | |
798 | not issued by Transmit() and Receive().\r | |
799 | \r | |
800 | **/\r | |
83cbd279 | 801 | EFI_STATUS\r |
802 | EFIAPI\r | |
803 | MnpCancel (\r | |
779ae357 | 804 | IN EFI_MANAGED_NETWORK_PROTOCOL *This,\r |
805 | IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token OPTIONAL\r | |
83cbd279 | 806 | );\r |
807 | \r | |
b6c4ecad | 808 | /**\r |
809 | Places an asynchronous receiving request into the receiving queue.\r | |
779ae357 | 810 | \r |
811 | The Receive() function places a completion token into the receive packet\r | |
b6c4ecad | 812 | queue. This function is always asynchronous.\r |
813 | The caller must fill in the Token.Event field in the completion token, and\r | |
814 | this field cannot be NULL. When the receive operation completes, the MNP\r | |
815 | updates the Token.Status and Token.RxData fields and the Token.Event is\r | |
816 | signaled.\r | |
779ae357 | 817 | \r |
6e4bac4d | 818 | @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance.\r |
819 | @param[in] Token Pointer to a token associated with the receive\r | |
820 | data descriptor. Type\r | |
821 | EFI_MANAGED_NETWORK_COMPLETION_TOKEN is defined in\r | |
822 | EFI_MANAGED_NETWORK_PROTOCOL.Transmit().\r | |
b6c4ecad | 823 | \r |
824 | @retval EFI_SUCCESS The receive completion token was cached.\r | |
825 | @retval EFI_NOT_STARTED This MNP child driver instance has not been\r | |
826 | configured.\r | |
827 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is\r | |
828 | TRUE:\r | |
829 | * This is NULL.\r | |
830 | * Token is NULL.\r | |
831 | * Token.Event is NULL\r | |
832 | @retval EFI_OUT_OF_RESOURCES The transmit data could not be queued due to a\r | |
833 | lack of system resources (usually memory).\r | |
834 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
835 | The MNP child driver instance has been reset to\r | |
836 | startup defaults.\r | |
837 | @retval EFI_ACCESS_DENIED The receive completion token was already in the\r | |
838 | receive queue.\r | |
839 | @retval EFI_NOT_READY The receive request could not be queued because\r | |
840 | the receive queue is full.\r | |
841 | \r | |
842 | **/\r | |
83cbd279 | 843 | EFI_STATUS\r |
844 | EFIAPI\r | |
845 | MnpReceive (\r | |
779ae357 | 846 | IN EFI_MANAGED_NETWORK_PROTOCOL *This,\r |
847 | IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token\r | |
83cbd279 | 848 | );\r |
849 | \r | |
b6c4ecad | 850 | /**\r |
779ae357 | 851 | Polls for incoming data packets and processes outgoing data packets.\r |
852 | \r | |
853 | The Poll() function can be used by network drivers and applications to\r | |
b6c4ecad | 854 | increase the rate that data packets are moved between the communications\r |
855 | device and the transmit and receive queues.\r | |
856 | Normally, a periodic timer event internally calls the Poll() function. But, in\r | |
857 | some systems, the periodic timer event may not call Poll() fast enough to\r | |
858 | transmit and/or receive all data packets without missing packets. Drivers and\r | |
859 | applications that are experiencing packet loss should try calling the Poll()\r | |
860 | function more often.\r | |
861 | \r | |
6e4bac4d | 862 | @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance.\r |
b6c4ecad | 863 | \r |
864 | @retval EFI_SUCCESS Incoming or outgoing data was processed.\r | |
865 | @retval EFI_NOT_STARTED This MNP child driver instance has not been\r | |
866 | configured.\r | |
867 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred. The\r | |
868 | MNP child driver instance has been reset to startup\r | |
869 | defaults.\r | |
870 | @retval EFI_NOT_READY No incoming or outgoing data was processed. Consider\r | |
871 | increasing the polling rate.\r | |
872 | @retval EFI_TIMEOUT Data was dropped out of the transmit and/or receive\r | |
873 | queue. Consider increasing the polling rate.\r | |
874 | \r | |
875 | **/\r | |
83cbd279 | 876 | EFI_STATUS\r |
877 | EFIAPI\r | |
878 | MnpPoll (\r | |
779ae357 | 879 | IN EFI_MANAGED_NETWORK_PROTOCOL *This\r |
83cbd279 | 880 | );\r |
881 | \r | |
aeddd425 | 882 | /**\r |
883 | Configure the Snp receive filters according to the instances' receive filter\r | |
884 | settings.\r | |
885 | \r | |
779ae357 | 886 | @param[in] MnpDeviceData Pointer to the mnp device context data.\r |
aeddd425 | 887 | \r |
888 | @retval EFI_SUCCESS The receive filters is configured.\r | |
779ae357 | 889 | @retval EFI_OUT_OF_RESOURCES The receive filters can't be configured due\r |
aeddd425 | 890 | to lack of memory resource.\r |
891 | \r | |
892 | **/\r | |
893 | EFI_STATUS\r | |
894 | MnpConfigReceiveFilters (\r | |
779ae357 | 895 | IN MNP_DEVICE_DATA *MnpDeviceData\r |
aeddd425 | 896 | );\r |
897 | \r | |
83cbd279 | 898 | #endif\r |