]>
Commit | Line | Data |
---|---|---|
572287f8 | 1 | /** @file\r |
2 | \r | |
3 | Copyright (c) 2010, Apple, Inc. All rights reserved.<BR>\r | |
d7dd9387 | 4 | Copyright (c) 2011, Intel Corporation. All rights reserved.<BR>\r |
572287f8 | 5 | \r |
e3ba31da | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
572287f8 | 7 | \r |
8 | Module Name:\r | |
9 | \r | |
10 | EmuSnp.c\r | |
11 | \r | |
12 | Abstract:\r | |
13 | \r | |
14 | -**/\r | |
15 | \r | |
16 | #include "EmuSnpDxe.h"\r | |
17 | \r | |
a550d468 | 18 | EFI_SIMPLE_NETWORK_PROTOCOL gEmuSnpTemplate = {\r |
d18d8a1d | 19 | EFI_SIMPLE_NETWORK_PROTOCOL_REVISION,\r |
20 | EmuSnpStart,\r | |
21 | EmuSnpStop,\r | |
22 | EmuSnpInitialize,\r | |
23 | EmuSnpReset,\r | |
24 | EmuSnpShutdown,\r | |
25 | EmuSnpReceiveFilters,\r | |
26 | EmuSnpStationAddress,\r | |
27 | EmuSnpStatistics,\r | |
28 | EmuSnpMcastIptoMac,\r | |
29 | EmuSnpNvdata,\r | |
30 | EmuSnpGetStatus,\r | |
31 | EmuSnpTransmit,\r | |
32 | EmuSnpReceive,\r | |
572287f8 | 33 | NULL, // WaitForPacket\r |
34 | NULL // Mode\r | |
a550d468 | 35 | };\r |
572287f8 | 36 | \r |
a550d468 | 37 | EFI_SIMPLE_NETWORK_MODE gEmuSnpModeTemplate = {\r |
f79fa76e | 38 | EfiSimpleNetworkStopped, // State\r |
39 | NET_ETHER_ADDR_LEN, // HwAddressSize\r | |
40 | NET_ETHER_HEADER_SIZE, // MediaHeaderSize\r | |
41 | 1500, // MaxPacketSize\r | |
42 | 0, // NvRamSize\r | |
43 | 0, // NvRamAccessSize\r | |
44 | 0, // ReceiveFilterMask\r | |
45 | 0, // ReceiveFilterSetting\r | |
46 | MAX_MCAST_FILTER_CNT, // MaxMCastFilterCount\r | |
47 | 0, // MCastFilterCount\r | |
48 | {\r | |
a550d468 MK |
49 | {\r |
50 | { 0 }\r | |
51 | }\r | |
f79fa76e | 52 | }, // MCastFilter\r |
53 | {\r | |
54 | { 0 }\r | |
55 | }, // CurrentAddress\r | |
56 | {\r | |
57 | { 0 }\r | |
58 | }, // BroadcastAddress\r | |
59 | {\r | |
60 | { 0 }\r | |
61 | }, // PermanentAddress\r | |
62 | NET_IFTYPE_ETHERNET, // IfType\r | |
63 | FALSE, // MacAddressChangeable\r | |
64 | FALSE, // MultipleTxSupported\r | |
65 | FALSE, // MediaPresentSupported\r | |
66 | TRUE // MediaPresent\r | |
67 | };\r | |
572287f8 | 68 | \r |
572287f8 | 69 | /**\r |
70 | Changes the state of a network interface from "stopped" to "started".\r | |
71 | \r | |
72 | @param This Protocol instance pointer.\r | |
73 | \r | |
74 | @retval EFI_SUCCESS Always succeeds.\r | |
75 | \r | |
76 | **/\r | |
77 | EFI_STATUS\r | |
78 | EFIAPI\r | |
a550d468 MK |
79 | EmuSnpStart (\r |
80 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This\r | |
572287f8 | 81 | )\r |
82 | {\r | |
a550d468 MK |
83 | EFI_STATUS Status;\r |
84 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 85 | \r |
86 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
87 | \r | |
88 | Status = Private->Io->Start (Private->Io);\r | |
89 | return Status;\r | |
90 | }\r | |
91 | \r | |
572287f8 | 92 | /**\r |
93 | Changes the state of a network interface from "started" to "stopped".\r | |
94 | \r | |
95 | @param This Protocol instance pointer.\r | |
96 | \r | |
97 | @retval EFI_SUCCESS Always succeeds.\r | |
98 | \r | |
99 | **/\r | |
100 | EFI_STATUS\r | |
101 | EFIAPI\r | |
102 | EmuSnpStop (\r | |
a550d468 | 103 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This\r |
572287f8 | 104 | )\r |
105 | {\r | |
a550d468 MK |
106 | EFI_STATUS Status;\r |
107 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 108 | \r |
109 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
110 | \r | |
111 | Status = Private->Io->Stop (Private->Io);\r | |
112 | return Status;\r | |
113 | }\r | |
114 | \r | |
572287f8 | 115 | /**\r |
d18d8a1d | 116 | Resets a network adapter and allocates the transmit and receive buffers\r |
117 | required by the network interface; optionally, also requests allocation\r | |
572287f8 | 118 | of additional transmit and receive buffers.\r |
119 | \r | |
120 | @param This Protocol instance pointer.\r | |
121 | @param ExtraRxBufferSize The size, in bytes, of the extra receive buffer space\r | |
122 | that the driver should allocate for the network interface.\r | |
123 | Some network interfaces will not be able to use the extra\r | |
124 | buffer, and the caller will not know if it is actually\r | |
125 | being used.\r | |
126 | @param ExtraTxBufferSize The size, in bytes, of the extra transmit buffer space\r | |
127 | that the driver should allocate for the network interface.\r | |
128 | Some network interfaces will not be able to use the extra\r | |
129 | buffer, and the caller will not know if it is actually\r | |
130 | being used.\r | |
131 | \r | |
132 | @retval EFI_SUCCESS Always succeeds.\r | |
133 | \r | |
134 | **/\r | |
135 | EFI_STATUS\r | |
136 | EFIAPI\r | |
137 | EmuSnpInitialize (\r | |
a550d468 MK |
138 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r |
139 | IN UINTN ExtraRxBufferSize OPTIONAL,\r | |
140 | IN UINTN ExtraTxBufferSize OPTIONAL\r | |
572287f8 | 141 | )\r |
142 | {\r | |
a550d468 MK |
143 | EFI_STATUS Status;\r |
144 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 145 | \r |
146 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
147 | \r | |
148 | Status = Private->Io->Initialize (Private->Io, ExtraRxBufferSize, ExtraTxBufferSize);\r | |
149 | return Status;\r | |
150 | }\r | |
151 | \r | |
152 | /**\r | |
d18d8a1d | 153 | Resets a network adapter and re-initializes it with the parameters that were\r |
154 | provided in the previous call to Initialize().\r | |
572287f8 | 155 | \r |
156 | @param This Protocol instance pointer.\r | |
157 | @param ExtendedVerification Indicates that the driver may perform a more\r | |
158 | exhaustive verification operation of the device\r | |
159 | during reset.\r | |
160 | \r | |
161 | @retval EFI_SUCCESS Always succeeds.\r | |
162 | \r | |
163 | **/\r | |
164 | EFI_STATUS\r | |
165 | EFIAPI\r | |
166 | EmuSnpReset (\r | |
a550d468 MK |
167 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r |
168 | IN BOOLEAN ExtendedVerification\r | |
572287f8 | 169 | )\r |
170 | {\r | |
a550d468 MK |
171 | EFI_STATUS Status;\r |
172 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 173 | \r |
174 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
175 | \r | |
176 | Status = Private->Io->Reset (Private->Io, ExtendedVerification);\r | |
177 | return Status;\r | |
178 | }\r | |
179 | \r | |
180 | /**\r | |
d18d8a1d | 181 | Resets a network adapter and leaves it in a state that is safe for\r |
572287f8 | 182 | another driver to initialize.\r |
183 | \r | |
184 | @param This Protocol instance pointer.\r | |
185 | \r | |
186 | @retval EFI_SUCCESS Always succeeds.\r | |
187 | \r | |
188 | **/\r | |
189 | EFI_STATUS\r | |
190 | EFIAPI\r | |
191 | EmuSnpShutdown (\r | |
a550d468 | 192 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This\r |
572287f8 | 193 | )\r |
194 | {\r | |
a550d468 MK |
195 | EFI_STATUS Status;\r |
196 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 197 | \r |
198 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
199 | \r | |
200 | Status = Private->Io->Shutdown (Private->Io);\r | |
201 | return Status;\r | |
202 | }\r | |
203 | \r | |
204 | /**\r | |
205 | Manages the multicast receive filters of a network interface.\r | |
206 | \r | |
207 | @param This Protocol instance pointer.\r | |
208 | @param EnableBits A bit mask of receive filters to enable on the network interface.\r | |
209 | @param DisableBits A bit mask of receive filters to disable on the network interface.\r | |
210 | @param ResetMcastFilter Set to TRUE to reset the contents of the multicast receive\r | |
211 | filters on the network interface to their default values.\r | |
212 | @param McastFilterCount Number of multicast HW MAC addresses in the new\r | |
213 | MCastFilter list. This value must be less than or equal to\r | |
214 | the MCastFilterCnt field of EFI_SIMPLE_NETWORK_MODE. This\r | |
215 | field is optional if ResetMCastFilter is TRUE.\r | |
216 | @param McastFilter A pointer to a list of new multicast receive filter HW MAC\r | |
217 | addresses. This list will replace any existing multicast\r | |
218 | HW MAC address list. This field is optional if\r | |
219 | ResetMCastFilter is TRUE.\r | |
220 | \r | |
221 | @retval EFI_SUCCESS The multicast receive filter list was updated.\r | |
222 | @retval EFI_DEVICE_ERROR The command could not be sent to the network interface.\r | |
223 | \r | |
224 | **/\r | |
225 | EFI_STATUS\r | |
226 | EFIAPI\r | |
227 | EmuSnpReceiveFilters (\r | |
a550d468 MK |
228 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r |
229 | IN UINT32 EnableBits,\r | |
230 | IN UINT32 DisableBits,\r | |
231 | IN BOOLEAN ResetMcastFilter,\r | |
232 | IN UINTN McastFilterCount OPTIONAL,\r | |
233 | IN EFI_MAC_ADDRESS *McastFilter OPTIONAL\r | |
572287f8 | 234 | )\r |
235 | {\r | |
a550d468 MK |
236 | EFI_STATUS Status;\r |
237 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 238 | \r |
239 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
240 | \r | |
241 | Status = Private->Io->ReceiveFilters (\r | |
242 | Private->Io,\r | |
243 | EnableBits,\r | |
244 | DisableBits,\r | |
245 | ResetMcastFilter,\r | |
246 | McastFilterCount,\r | |
247 | McastFilter\r | |
248 | );\r | |
249 | return Status;\r | |
250 | }\r | |
251 | \r | |
252 | /**\r | |
253 | Modifies or resets the current station address, if supported.\r | |
254 | \r | |
255 | @param This Protocol instance pointer.\r | |
256 | @param Reset Flag used to reset the station address to the network interfaces\r | |
257 | permanent address.\r | |
258 | @param NewMacAddr New station address to be used for the network interface.\r | |
259 | \r | |
260 | @retval EFI_UNSUPPORTED Not supported yet.\r | |
261 | \r | |
262 | **/\r | |
263 | EFI_STATUS\r | |
264 | EFIAPI\r | |
265 | EmuSnpStationAddress (\r | |
a550d468 MK |
266 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r |
267 | IN BOOLEAN Reset,\r | |
268 | IN EFI_MAC_ADDRESS *NewMacAddr OPTIONAL\r | |
572287f8 | 269 | )\r |
270 | {\r | |
a550d468 MK |
271 | EFI_STATUS Status;\r |
272 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 273 | \r |
274 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
275 | \r | |
276 | Status = Private->Io->StationAddress (Private->Io, Reset, NewMacAddr);\r | |
277 | return Status;\r | |
278 | }\r | |
279 | \r | |
280 | /**\r | |
281 | Resets or collects the statistics on a network interface.\r | |
282 | \r | |
283 | @param This Protocol instance pointer.\r | |
284 | @param Reset Set to TRUE to reset the statistics for the network interface.\r | |
285 | @param StatisticsSize On input the size, in bytes, of StatisticsTable. On\r | |
286 | output the size, in bytes, of the resulting table of\r | |
287 | statistics.\r | |
288 | @param StatisticsTable A pointer to the EFI_NETWORK_STATISTICS structure that\r | |
289 | contains the statistics.\r | |
290 | \r | |
291 | @retval EFI_SUCCESS The statistics were collected from the network interface.\r | |
292 | @retval EFI_NOT_STARTED The network interface has not been started.\r | |
293 | @retval EFI_BUFFER_TOO_SMALL The Statistics buffer was too small. The current buffer\r | |
294 | size needed to hold the statistics is returned in\r | |
295 | StatisticsSize.\r | |
296 | @retval EFI_UNSUPPORTED Not supported yet.\r | |
297 | \r | |
298 | **/\r | |
299 | EFI_STATUS\r | |
300 | EFIAPI\r | |
301 | EmuSnpStatistics (\r | |
a550d468 MK |
302 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r |
303 | IN BOOLEAN Reset,\r | |
304 | IN OUT UINTN *StatisticsSize OPTIONAL,\r | |
305 | OUT EFI_NETWORK_STATISTICS *StatisticsTable OPTIONAL\r | |
572287f8 | 306 | )\r |
307 | {\r | |
a550d468 MK |
308 | EFI_STATUS Status;\r |
309 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 310 | \r |
311 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
312 | \r | |
313 | Status = Private->Io->Statistics (Private->Io, Reset, StatisticsSize, StatisticsTable);\r | |
314 | return Status;\r | |
315 | }\r | |
316 | \r | |
317 | /**\r | |
318 | Converts a multicast IP address to a multicast HW MAC address.\r | |
319 | \r | |
320 | @param This Protocol instance pointer.\r | |
321 | @param Ipv6 Set to TRUE if the multicast IP address is IPv6 [RFC 2460]. Set\r | |
322 | to FALSE if the multicast IP address is IPv4 [RFC 791].\r | |
323 | @param Ip The multicast IP address that is to be converted to a multicast\r | |
324 | HW MAC address.\r | |
325 | @param Mac The multicast HW MAC address that is to be generated from IP.\r | |
326 | \r | |
327 | @retval EFI_SUCCESS The multicast IP address was mapped to the multicast\r | |
328 | HW MAC address.\r | |
329 | @retval EFI_NOT_STARTED The network interface has not been started.\r | |
330 | @retval EFI_BUFFER_TOO_SMALL The Statistics buffer was too small. The current buffer\r | |
331 | size needed to hold the statistics is returned in\r | |
332 | StatisticsSize.\r | |
333 | @retval EFI_UNSUPPORTED Not supported yet.\r | |
334 | \r | |
335 | **/\r | |
336 | EFI_STATUS\r | |
337 | EFIAPI\r | |
338 | EmuSnpMcastIptoMac (\r | |
a550d468 MK |
339 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r |
340 | IN BOOLEAN Ipv6,\r | |
341 | IN EFI_IP_ADDRESS *Ip,\r | |
342 | OUT EFI_MAC_ADDRESS *Mac\r | |
572287f8 | 343 | )\r |
344 | {\r | |
a550d468 MK |
345 | EFI_STATUS Status;\r |
346 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 347 | \r |
348 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
349 | \r | |
350 | Status = Private->Io->MCastIpToMac (Private->Io, Ipv6, Ip, Mac);\r | |
351 | return Status;\r | |
352 | }\r | |
353 | \r | |
572287f8 | 354 | /**\r |
d18d8a1d | 355 | Performs read and write operations on the NVRAM device attached to a\r |
572287f8 | 356 | network interface.\r |
357 | \r | |
358 | @param This Protocol instance pointer.\r | |
359 | @param ReadOrWrite TRUE for read operations, FALSE for write operations.\r | |
360 | @param Offset Byte offset in the NVRAM device at which to start the read or\r | |
361 | write operation. This must be a multiple of NvRamAccessSize and\r | |
362 | less than NvRamSize.\r | |
363 | @param BufferSize The number of bytes to read or write from the NVRAM device.\r | |
364 | This must also be a multiple of NvramAccessSize.\r | |
365 | @param Buffer A pointer to the data buffer.\r | |
366 | \r | |
367 | @retval EFI_UNSUPPORTED Not supported yet.\r | |
368 | \r | |
369 | **/\r | |
370 | EFI_STATUS\r | |
371 | EFIAPI\r | |
372 | EmuSnpNvdata (\r | |
a550d468 MK |
373 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r |
374 | IN BOOLEAN ReadOrWrite,\r | |
375 | IN UINTN Offset,\r | |
376 | IN UINTN BufferSize,\r | |
377 | IN OUT VOID *Buffer\r | |
572287f8 | 378 | )\r |
379 | {\r | |
a550d468 MK |
380 | EFI_STATUS Status;\r |
381 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 382 | \r |
383 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
384 | \r | |
385 | Status = Private->Io->NvData (Private->Io, ReadOrWrite, Offset, BufferSize, Buffer);\r | |
386 | return Status;\r | |
387 | }\r | |
388 | \r | |
572287f8 | 389 | /**\r |
d18d8a1d | 390 | Reads the current interrupt status and recycled transmit buffer status from\r |
572287f8 | 391 | a network interface.\r |
392 | \r | |
393 | @param This Protocol instance pointer.\r | |
394 | @param InterruptStatus A pointer to the bit mask of the currently active interrupts\r | |
395 | If this is NULL, the interrupt status will not be read from\r | |
396 | the device. If this is not NULL, the interrupt status will\r | |
397 | be read from the device. When the interrupt status is read,\r | |
398 | it will also be cleared. Clearing the transmit interrupt\r | |
399 | does not empty the recycled transmit buffer array.\r | |
400 | @param TxBuffer Recycled transmit buffer address. The network interface will\r | |
401 | not transmit if its internal recycled transmit buffer array\r | |
402 | is full. Reading the transmit buffer does not clear the\r | |
403 | transmit interrupt. If this is NULL, then the transmit buffer\r | |
404 | status will not be read. If there are no transmit buffers to\r | |
405 | recycle and TxBuf is not NULL, * TxBuf will be set to NULL.\r | |
406 | \r | |
407 | @retval EFI_SUCCESS Always succeeds.\r | |
408 | \r | |
409 | **/\r | |
410 | EFI_STATUS\r | |
411 | EFIAPI\r | |
412 | EmuSnpGetStatus (\r | |
a550d468 MK |
413 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r |
414 | OUT UINT32 *InterruptStatus,\r | |
415 | OUT VOID **TxBuffer\r | |
572287f8 | 416 | )\r |
417 | {\r | |
a550d468 MK |
418 | EFI_STATUS Status;\r |
419 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 420 | \r |
421 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
422 | \r | |
423 | Status = Private->Io->GetStatus (Private->Io, InterruptStatus, TxBuffer);\r | |
424 | return Status;\r | |
425 | }\r | |
426 | \r | |
572287f8 | 427 | /**\r |
428 | Places a packet in the transmit queue of a network interface.\r | |
429 | \r | |
430 | @param This Protocol instance pointer.\r | |
431 | @param HeaderSize The size, in bytes, of the media header to be filled in by\r | |
432 | the Transmit() function. If HeaderSize is non-zero, then it\r | |
433 | must be equal to This->Mode->MediaHeaderSize and the DestAddr\r | |
434 | and Protocol parameters must not be NULL.\r | |
435 | @param BufferSize The size, in bytes, of the entire packet (media header and\r | |
436 | data) to be transmitted through the network interface.\r | |
437 | @param Buffer A pointer to the packet (media header followed by data) to be\r | |
438 | transmitted. This parameter cannot be NULL. If HeaderSize is zero,\r | |
439 | then the media header in Buffer must already be filled in by the\r | |
440 | caller. If HeaderSize is non-zero, then the media header will be\r | |
441 | filled in by the Transmit() function.\r | |
442 | @param SrcAddr The source HW MAC address. If HeaderSize is zero, then this parameter\r | |
443 | is ignored. If HeaderSize is non-zero and SrcAddr is NULL, then\r | |
444 | This->Mode->CurrentAddress is used for the source HW MAC address.\r | |
445 | @param DestAddr The destination HW MAC address. If HeaderSize is zero, then this\r | |
446 | parameter is ignored.\r | |
447 | @param Protocol The type of header to build. If HeaderSize is zero, then this\r | |
448 | parameter is ignored. See RFC 1700, section "Ether Types", for\r | |
449 | examples.\r | |
450 | \r | |
451 | @retval EFI_SUCCESS The packet was placed on the transmit queue.\r | |
452 | @retval EFI_DEVICE_ERROR The command could not be sent to the network interface.\r | |
453 | @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value.\r | |
454 | @retval EFI_NOT_STARTED The network interface has not been started.\r | |
455 | \r | |
456 | **/\r | |
457 | EFI_STATUS\r | |
458 | EFIAPI\r | |
459 | EmuSnpTransmit (\r | |
a550d468 MK |
460 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r |
461 | IN UINTN HeaderSize,\r | |
462 | IN UINTN BufferSize,\r | |
463 | IN VOID *Buffer,\r | |
464 | IN EFI_MAC_ADDRESS *SrcAddr OPTIONAL,\r | |
465 | IN EFI_MAC_ADDRESS *DestAddr OPTIONAL,\r | |
466 | IN UINT16 *Protocol OPTIONAL\r | |
572287f8 | 467 | )\r |
468 | {\r | |
a550d468 MK |
469 | EFI_STATUS Status;\r |
470 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 471 | \r |
472 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
473 | \r | |
474 | Status = Private->Io->Transmit (\r | |
475 | Private->Io,\r | |
476 | HeaderSize,\r | |
477 | BufferSize,\r | |
478 | Buffer,\r | |
479 | SrcAddr,\r | |
480 | DestAddr,\r | |
481 | Protocol\r | |
482 | );\r | |
483 | return Status;\r | |
484 | }\r | |
485 | \r | |
486 | /**\r | |
487 | Receives a packet from a network interface.\r | |
488 | \r | |
489 | @param This Protocol instance pointer.\r | |
490 | @param HeaderSize The size, in bytes, of the media header received on the network\r | |
491 | interface. If this parameter is NULL, then the media header size\r | |
492 | will not be returned.\r | |
493 | @param BuffSize On entry, the size, in bytes, of Buffer. On exit, the size, in\r | |
494 | bytes, of the packet that was received on the network interface.\r | |
495 | @param Buffer A pointer to the data buffer to receive both the media header and\r | |
496 | the data.\r | |
497 | @param SourceAddr The source HW MAC address. If this parameter is NULL, the\r | |
498 | HW MAC source address will not be extracted from the media\r | |
499 | header.\r | |
500 | @param DestinationAddr The destination HW MAC address. If this parameter is NULL,\r | |
501 | the HW MAC destination address will not be extracted from the\r | |
502 | media header.\r | |
503 | @param Protocol The media header type. If this parameter is NULL, then the\r | |
504 | protocol will not be extracted from the media header. See\r | |
505 | RFC 1700 section "Ether Types" for examples.\r | |
506 | \r | |
507 | @retval EFI_SUCCESS The received data was stored in Buffer, and BufferSize has\r | |
508 | been updated to the number of bytes received.\r | |
509 | @retval EFI_NOT_READY The network interface is too busy to accept this transmit\r | |
510 | request.\r | |
511 | @retval EFI_NOT_STARTED The network interface has not been started.\r | |
512 | @retval EFI_BUFFER_TOO_SMALL The BufferSize parameter is too small.\r | |
513 | @retval EFI_DEVICE_ERROR The command could not be sent to the network interface.\r | |
514 | \r | |
515 | **/\r | |
516 | EFI_STATUS\r | |
517 | EFIAPI\r | |
518 | EmuSnpReceive (\r | |
a550d468 MK |
519 | IN EFI_SIMPLE_NETWORK_PROTOCOL *This,\r |
520 | OUT UINTN *HeaderSize OPTIONAL,\r | |
521 | IN OUT UINTN *BuffSize,\r | |
522 | OUT VOID *Buffer,\r | |
523 | OUT EFI_MAC_ADDRESS *SourceAddr OPTIONAL,\r | |
524 | OUT EFI_MAC_ADDRESS *DestinationAddr OPTIONAL,\r | |
525 | OUT UINT16 *Protocol OPTIONAL\r | |
572287f8 | 526 | )\r |
527 | {\r | |
a550d468 MK |
528 | EFI_STATUS Status;\r |
529 | EMU_SNP_PRIVATE_DATA *Private;\r | |
572287f8 | 530 | \r |
531 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);\r | |
532 | \r | |
533 | Status = Private->Io->Receive (\r | |
534 | Private->Io,\r | |
535 | HeaderSize,\r | |
536 | BuffSize,\r | |
537 | Buffer,\r | |
538 | SourceAddr,\r | |
539 | DestinationAddr,\r | |
540 | Protocol\r | |
541 | );\r | |
542 | return Status;\r | |
543 | }\r | |
544 | \r | |
572287f8 | 545 | /**\r |
546 | Test to see if this driver supports ControllerHandle. This service\r | |
547 | is called by the EFI boot service ConnectController(). In\r | |
548 | order to make drivers as small as possible, there are a few calling\r | |
549 | restrictions for this service. ConnectController() must\r | |
550 | follow these calling restrictions. If any other agent wishes to call\r | |
551 | Supported() it must also follow these calling restrictions.\r | |
552 | \r | |
553 | @param This Protocol instance pointer.\r | |
554 | @param ControllerHandle Handle of device to test\r | |
555 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
556 | device to start.\r | |
557 | \r | |
558 | @retval EFI_SUCCESS This driver supports this device\r | |
559 | @retval EFI_UNSUPPORTED This driver does not support this device\r | |
560 | \r | |
561 | **/\r | |
562 | EFI_STATUS\r | |
563 | EFIAPI\r | |
564 | EmuSnpDriverBindingSupported (\r | |
565 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
566 | IN EFI_HANDLE ControllerHandle,\r | |
567 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
568 | )\r | |
569 | {\r | |
570 | EFI_STATUS Status;\r | |
571 | EMU_IO_THUNK_PROTOCOL *EmuIoThunk;\r | |
572 | MAC_ADDR_DEVICE_PATH *Node;\r | |
573 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r | |
574 | \r | |
575 | if (RemainingDevicePath != NULL) {\r | |
576 | if (!IsDevicePathEnd (RemainingDevicePath)) {\r | |
577 | Node = (MAC_ADDR_DEVICE_PATH *)RemainingDevicePath;\r | |
a550d468 MK |
578 | if ((Node->Header.Type != MESSAGING_DEVICE_PATH) ||\r |
579 | (Node->Header.SubType != MSG_MAC_ADDR_DP))\r | |
580 | {\r | |
572287f8 | 581 | // If the remaining device path does not match we don't support the request\r |
582 | return EFI_UNSUPPORTED;\r | |
583 | }\r | |
584 | }\r | |
585 | }\r | |
d18d8a1d | 586 | \r |
572287f8 | 587 | //\r |
588 | // Open the IO Abstraction(s) needed to perform the supported test\r | |
589 | //\r | |
590 | Status = gBS->OpenProtocol (\r | |
591 | ControllerHandle,\r | |
592 | &gEmuIoThunkProtocolGuid,\r | |
593 | (VOID **)&EmuIoThunk,\r | |
594 | This->DriverBindingHandle,\r | |
595 | ControllerHandle,\r | |
596 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
597 | );\r | |
598 | if (EFI_ERROR (Status)) {\r | |
599 | return Status;\r | |
600 | }\r | |
601 | \r | |
572287f8 | 602 | //\r |
603 | // Close the I/O Abstraction(s) used to perform the supported test\r | |
604 | //\r | |
605 | gBS->CloseProtocol (\r | |
a550d468 MK |
606 | ControllerHandle,\r |
607 | &gEmuIoThunkProtocolGuid,\r | |
608 | This->DriverBindingHandle,\r | |
609 | ControllerHandle\r | |
610 | );\r | |
d18d8a1d | 611 | \r |
572287f8 | 612 | //\r |
613 | // Open the EFI Device Path protocol needed to perform the supported test\r | |
614 | //\r | |
615 | Status = gBS->OpenProtocol (\r | |
616 | ControllerHandle,\r | |
617 | &gEfiDevicePathProtocolGuid,\r | |
a550d468 | 618 | (VOID **)&ParentDevicePath,\r |
572287f8 | 619 | This->DriverBindingHandle,\r |
620 | ControllerHandle,\r | |
621 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
622 | );\r | |
623 | if (Status == EFI_ALREADY_STARTED) {\r | |
624 | return EFI_SUCCESS;\r | |
625 | }\r | |
626 | \r | |
627 | if (EFI_ERROR (Status)) {\r | |
628 | return Status;\r | |
629 | }\r | |
630 | \r | |
f79fa76e | 631 | //\r |
632 | // Make sure GUID is for a SNP handle.\r | |
633 | //\r | |
634 | Status = EFI_UNSUPPORTED;\r | |
635 | if (CompareGuid (EmuIoThunk->Protocol, &gEmuSnpProtocolGuid)) {\r | |
636 | Status = EFI_SUCCESS;\r | |
637 | }\r | |
638 | \r | |
572287f8 | 639 | //\r |
640 | // Close protocol, don't use device path protocol in the Support() function\r | |
641 | //\r | |
642 | gBS->CloseProtocol (\r | |
a550d468 MK |
643 | ControllerHandle,\r |
644 | &gEfiDevicePathProtocolGuid,\r | |
645 | This->DriverBindingHandle,\r | |
646 | ControllerHandle\r | |
647 | );\r | |
572287f8 | 648 | \r |
649 | return Status;\r | |
650 | }\r | |
651 | \r | |
572287f8 | 652 | /**\r |
653 | Start this driver on ControllerHandle. This service is called by the\r | |
654 | EFI boot service ConnectController(). In order to make\r | |
655 | drivers as small as possible, there are a few calling restrictions for\r | |
656 | this service. ConnectController() must follow these\r | |
657 | calling restrictions. If any other agent wishes to call Start() it\r | |
658 | must also follow these calling restrictions.\r | |
659 | \r | |
660 | @param This Protocol instance pointer.\r | |
661 | @param ControllerHandle Handle of device to bind driver to\r | |
662 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
663 | device to start.\r | |
664 | \r | |
665 | @retval EFI_SUCCESS Always succeeds.\r | |
666 | \r | |
667 | **/\r | |
668 | EFI_STATUS\r | |
669 | EFIAPI\r | |
670 | EmuSnpDriverBindingStart (\r | |
671 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
672 | IN EFI_HANDLE ControllerHandle,\r | |
673 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
674 | )\r | |
675 | {\r | |
a550d468 MK |
676 | EFI_STATUS Status;\r |
677 | EMU_IO_THUNK_PROTOCOL *EmuIoThunk;\r | |
678 | EMU_SNP_PRIVATE_DATA *Private;\r | |
679 | MAC_ADDR_DEVICE_PATH Node;\r | |
680 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r | |
572287f8 | 681 | \r |
54e0b04c | 682 | Private = NULL;\r |
683 | \r | |
572287f8 | 684 | //\r |
685 | // Grab the protocols we need\r | |
686 | //\r | |
a550d468 | 687 | Status = gBS->OpenProtocol (\r |
572287f8 | 688 | ControllerHandle,\r |
689 | &gEfiDevicePathProtocolGuid,\r | |
a550d468 | 690 | (VOID **)&ParentDevicePath,\r |
572287f8 | 691 | This->DriverBindingHandle,\r |
692 | ControllerHandle,\r | |
693 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
694 | );\r | |
695 | if (EFI_ERROR (Status) && Status) {\r | |
696 | return Status;\r | |
697 | }\r | |
698 | \r | |
699 | Status = gBS->OpenProtocol (\r | |
700 | ControllerHandle,\r | |
701 | &gEmuIoThunkProtocolGuid,\r | |
702 | (VOID **)&EmuIoThunk,\r | |
703 | This->DriverBindingHandle,\r | |
704 | ControllerHandle,\r | |
705 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
706 | );\r | |
707 | if (EFI_ERROR (Status)) {\r | |
708 | return Status;\r | |
709 | }\r | |
710 | \r | |
711 | if (!CompareGuid (EmuIoThunk->Protocol, &gEmuSnpProtocolGuid)) {\r | |
712 | return EFI_UNSUPPORTED;\r | |
713 | }\r | |
714 | \r | |
715 | Status = EmuIoThunk->Open (EmuIoThunk);\r | |
716 | if (EFI_ERROR (Status)) {\r | |
717 | goto Done;\r | |
718 | }\r | |
719 | \r | |
720 | //\r | |
721 | // Allocate the private data.\r | |
722 | //\r | |
723 | Private = AllocateZeroPool (sizeof (EMU_SNP_PRIVATE_DATA));\r | |
724 | if (Private == NULL) {\r | |
725 | Status = EFI_OUT_OF_RESOURCES;\r | |
726 | goto Done;\r | |
727 | }\r | |
728 | \r | |
729 | CopyMem (&Private->Snp, &gEmuSnpTemplate, sizeof (EFI_SIMPLE_NETWORK_PROTOCOL));\r | |
f79fa76e | 730 | CopyMem (&Private->Mode, &gEmuSnpModeTemplate, sizeof (EFI_SIMPLE_NETWORK_MODE));\r |
572287f8 | 731 | \r |
a550d468 MK |
732 | Private->Signature = EMU_SNP_PRIVATE_DATA_SIGNATURE;\r |
733 | Private->IoThunk = EmuIoThunk;\r | |
734 | Private->Io = EmuIoThunk->Interface;\r | |
735 | Private->EfiHandle = ControllerHandle;\r | |
736 | Private->DeviceHandle = NULL;\r | |
737 | Private->Snp.Mode = &Private->Mode;\r | |
572287f8 | 738 | Private->ControllerNameTable = NULL;\r |
739 | \r | |
572287f8 | 740 | Status = Private->Io->CreateMapping (Private->Io, &Private->Mode);\r |
741 | if (EFI_ERROR (Status)) {\r | |
742 | goto Done;\r | |
743 | }\r | |
744 | \r | |
745 | //\r | |
746 | // Build the device path by appending the MAC node to the ParentDevicePath\r | |
747 | // from the EmuIo handle.\r | |
748 | //\r | |
749 | ZeroMem (&Node, sizeof (MAC_ADDR_DEVICE_PATH));\r | |
750 | \r | |
a550d468 MK |
751 | Node.Header.Type = MESSAGING_DEVICE_PATH;\r |
752 | Node.Header.SubType = MSG_MAC_ADDR_DP;\r | |
753 | Node.IfType = Private->Mode.IfType;\r | |
572287f8 | 754 | \r |
a550d468 | 755 | SetDevicePathNodeLength ((EFI_DEVICE_PATH_PROTOCOL *)&Node, sizeof (MAC_ADDR_DEVICE_PATH));\r |
572287f8 | 756 | \r |
757 | CopyMem (&Node.MacAddress, &Private->Mode.CurrentAddress, sizeof (EFI_MAC_ADDRESS));\r | |
758 | \r | |
759 | //\r | |
760 | // Build the device path by appending the MAC node to the ParentDevicePath from the EmuIo handle.\r | |
761 | //\r | |
762 | Private->DevicePath = AppendDevicePathNode (ParentDevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&Node);\r | |
763 | if ( Private->DevicePath == NULL ) {\r | |
764 | Status = EFI_OUT_OF_RESOURCES;\r | |
765 | goto Done;\r | |
766 | }\r | |
767 | \r | |
768 | AddUnicodeString2 (\r | |
769 | "eng",\r | |
770 | gEmuSnpDriverComponentName.SupportedLanguages,\r | |
771 | &Private->ControllerNameTable,\r | |
772 | EmuIoThunk->ConfigString,\r | |
773 | TRUE\r | |
774 | );\r | |
d18d8a1d | 775 | \r |
572287f8 | 776 | AddUnicodeString2 (\r |
777 | "en",\r | |
778 | gEmuSnpDriverComponentName2.SupportedLanguages,\r | |
779 | &Private->ControllerNameTable,\r | |
780 | EmuIoThunk->ConfigString,\r | |
781 | FALSE\r | |
782 | );\r | |
783 | \r | |
784 | //\r | |
785 | // Create Child Handle\r | |
786 | //\r | |
a550d468 | 787 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
572287f8 | 788 | &Private->DeviceHandle,\r |
a550d468 MK |
789 | &gEfiSimpleNetworkProtocolGuid,\r |
790 | &Private->Snp,\r | |
791 | &gEfiDevicePathProtocolGuid,\r | |
792 | Private->DevicePath,\r | |
572287f8 | 793 | NULL\r |
794 | );\r | |
795 | if (EFI_ERROR (Status)) {\r | |
796 | goto Done;\r | |
797 | }\r | |
798 | \r | |
799 | //\r | |
800 | // Open For Child Device\r | |
801 | //\r | |
802 | Status = gBS->OpenProtocol (\r | |
803 | ControllerHandle,\r | |
804 | &gEmuIoThunkProtocolGuid,\r | |
805 | (VOID **)&EmuIoThunk,\r | |
806 | This->DriverBindingHandle,\r | |
807 | Private->DeviceHandle,\r | |
808 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
809 | );\r | |
810 | \r | |
811 | Done:\r | |
812 | if (EFI_ERROR (Status)) {\r | |
813 | if (Private != NULL) {\r | |
814 | FreePool (Private);\r | |
815 | }\r | |
a550d468 | 816 | \r |
572287f8 | 817 | if (ParentDevicePath != NULL) {\r |
a550d468 MK |
818 | gBS->CloseProtocol (\r |
819 | ControllerHandle,\r | |
820 | &gEfiDevicePathProtocolGuid,\r | |
821 | This->DriverBindingHandle,\r | |
822 | ControllerHandle\r | |
823 | );\r | |
572287f8 | 824 | }\r |
825 | }\r | |
826 | \r | |
827 | return Status;\r | |
828 | }\r | |
829 | \r | |
830 | /**\r | |
831 | Stop this driver on ControllerHandle. This service is called by the\r | |
832 | EFI boot service DisconnectController(). In order to\r | |
833 | make drivers as small as possible, there are a few calling\r | |
834 | restrictions for this service. DisconnectController()\r | |
835 | must follow these calling restrictions. If any other agent wishes\r | |
836 | to call Stop() it must also follow these calling restrictions.\r | |
d18d8a1d | 837 | \r |
572287f8 | 838 | @param This Protocol instance pointer.\r |
839 | @param ControllerHandle Handle of device to stop driver on\r | |
840 | @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
841 | children is zero stop the entire bus driver.\r | |
842 | @param ChildHandleBuffer List of Child Handles to Stop.\r | |
843 | \r | |
844 | @retval EFI_SUCCESS Always succeeds.\r | |
845 | \r | |
846 | **/\r | |
847 | EFI_STATUS\r | |
848 | EFIAPI\r | |
849 | EmuSnpDriverBindingStop (\r | |
a550d468 MK |
850 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
851 | IN EFI_HANDLE ControllerHandle,\r | |
852 | IN UINTN NumberOfChildren,\r | |
853 | IN EFI_HANDLE *ChildHandleBuffer\r | |
572287f8 | 854 | )\r |
855 | {\r | |
a550d468 MK |
856 | EFI_STATUS Status;\r |
857 | EMU_SNP_PRIVATE_DATA *Private = NULL;\r | |
858 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
859 | VOID *EmuIoThunk;\r | |
572287f8 | 860 | \r |
861 | //\r | |
862 | // Complete all outstanding transactions to Controller.\r | |
863 | // Don't allow any new transaction to Controller to be started.\r | |
864 | //\r | |
865 | if (NumberOfChildren == 0) {\r | |
866 | //\r | |
867 | // Close the bus driver\r | |
868 | //\r | |
869 | Status = gBS->CloseProtocol (\r | |
870 | ControllerHandle,\r | |
871 | &gEmuIoThunkProtocolGuid,\r | |
872 | This->DriverBindingHandle,\r | |
873 | ControllerHandle\r | |
874 | );\r | |
875 | \r | |
876 | Status = gBS->CloseProtocol (\r | |
877 | ControllerHandle,\r | |
878 | &gEfiDevicePathProtocolGuid,\r | |
879 | This->DriverBindingHandle,\r | |
880 | ControllerHandle\r | |
881 | );\r | |
882 | return Status;\r | |
883 | }\r | |
884 | \r | |
885 | ASSERT (NumberOfChildren == 1);\r | |
d18d8a1d | 886 | \r |
572287f8 | 887 | //\r |
888 | // Get our context back.\r | |
889 | //\r | |
a550d468 | 890 | Status = gBS->OpenProtocol (\r |
572287f8 | 891 | ChildHandleBuffer[0],\r |
892 | &gEfiSimpleNetworkProtocolGuid,\r | |
a550d468 | 893 | (VOID **)&Snp,\r |
572287f8 | 894 | This->DriverBindingHandle,\r |
895 | ControllerHandle,\r | |
896 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
897 | );\r | |
898 | if (EFI_ERROR (Status)) {\r | |
899 | return EFI_DEVICE_ERROR;\r | |
900 | }\r | |
901 | \r | |
902 | Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (Snp);\r | |
1e571882 RN |
903 | ASSERT (Private->DeviceHandle == ChildHandleBuffer[0]);\r |
904 | ASSERT (Private->EfiHandle == ControllerHandle);\r | |
572287f8 | 905 | \r |
a550d468 | 906 | Status = gBS->CloseProtocol (\r |
1e571882 | 907 | ControllerHandle,\r |
572287f8 | 908 | &gEmuIoThunkProtocolGuid,\r |
909 | This->DriverBindingHandle,\r | |
910 | Private->DeviceHandle\r | |
911 | );\r | |
1e571882 | 912 | ASSERT_EFI_ERROR (Status);\r |
572287f8 | 913 | \r |
a550d468 | 914 | Status = gBS->UninstallMultipleProtocolInterfaces (\r |
1e571882 | 915 | Private->DeviceHandle,\r |
a550d468 MK |
916 | &gEfiSimpleNetworkProtocolGuid,\r |
917 | &Private->Snp,\r | |
918 | &gEfiDevicePathProtocolGuid,\r | |
919 | Private->DevicePath,\r | |
572287f8 | 920 | NULL\r |
921 | );\r | |
1e571882 RN |
922 | if (EFI_ERROR (Status)) {\r |
923 | gBS->OpenProtocol (\r | |
924 | ControllerHandle,\r | |
925 | &gEmuIoThunkProtocolGuid,\r | |
926 | &EmuIoThunk,\r | |
927 | This->DriverBindingHandle,\r | |
928 | Private->DeviceHandle,\r | |
929 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
930 | );\r | |
931 | } else {\r | |
932 | Status = Private->IoThunk->Close (Private->IoThunk);\r | |
933 | ASSERT_EFI_ERROR (Status);\r | |
934 | \r | |
935 | FreePool (Private->DevicePath);\r | |
936 | FreeUnicodeStringTable (Private->ControllerNameTable);\r | |
937 | FreePool (Private);\r | |
938 | }\r | |
572287f8 | 939 | \r |
1e571882 | 940 | return Status;\r |
572287f8 | 941 | }\r |
942 | \r | |
a550d468 | 943 | EFI_DRIVER_BINDING_PROTOCOL gEmuSnpDriverBinding = {\r |
572287f8 | 944 | EmuSnpDriverBindingSupported,\r |
945 | EmuSnpDriverBindingStart,\r | |
946 | EmuSnpDriverBindingStop,\r | |
947 | 0xA,\r | |
948 | NULL,\r | |
949 | NULL\r | |
950 | };\r | |
951 | \r | |
572287f8 | 952 | /**\r |
953 | This is the declaration of an EFI image entry point. This entry point is\r | |
954 | the same for UEFI Applications, UEFI OS Loaders, and UEFI Drivers including\r | |
955 | both device drivers and bus drivers.\r | |
956 | \r | |
957 | @param ImageHandle The firmware allocated handle for the UEFI image.\r | |
958 | @param SystemTable A pointer to the EFI System Table.\r | |
959 | \r | |
960 | @retval EFI_SUCCESS The operation completed successfully.\r | |
961 | @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.\r | |
962 | \r | |
963 | **/\r | |
964 | EFI_STATUS\r | |
965 | EFIAPI\r | |
966 | InitializeEmuSnpDriver (\r | |
967 | IN EFI_HANDLE ImageHandle,\r | |
a550d468 | 968 | IN EFI_SYSTEM_TABLE *SystemTable\r |
572287f8 | 969 | )\r |
970 | {\r | |
a550d468 | 971 | EFI_STATUS Status;\r |
572287f8 | 972 | \r |
973 | //\r | |
974 | // Install the Driver Protocols\r | |
975 | //\r | |
a550d468 MK |
976 | Status = EfiLibInstallDriverBindingComponentName2 (\r |
977 | ImageHandle,\r | |
978 | SystemTable,\r | |
979 | &gEmuSnpDriverBinding,\r | |
980 | ImageHandle,\r | |
981 | &gEmuSnpDriverComponentName,\r | |
982 | &gEmuSnpDriverComponentName2\r | |
983 | );\r | |
572287f8 | 984 | \r |
985 | return Status;\r | |
986 | }\r |