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dc361cc5 | 1 | /** @file\r |
d59b8b55 | 2 | The driver binding for UEFI PXEBC protocol.\r |
f737cfb9 | 3 | \r |
4 | Copyright (c) 2007 - 2008, Intel Corporation.<BR>\r | |
dc361cc5 | 5 | All rights reserved. This program and the accompanying materials\r |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
dc361cc5 | 13 | **/\r |
14 | \r | |
15 | \r | |
16 | #include "PxeBcImpl.h"\r | |
17 | \r | |
f737cfb9 | 18 | EFI_DRIVER_BINDING_PROTOCOL gPxeBcDriverBinding = {\r |
19 | PxeBcDriverBindingSupported,\r | |
20 | PxeBcDriverBindingStart,\r | |
21 | PxeBcDriverBindingStop,\r | |
22 | 0xa,\r | |
23 | NULL,\r | |
24 | NULL\r | |
25 | };\r | |
dc361cc5 | 26 | \r |
27 | /**\r | |
f737cfb9 | 28 | This is the declaration of an EFI image entry point. This entry point is\r |
29 | the same for UEFI Applications, UEFI OS Loaders, and UEFI Drivers including\r | |
30 | both device drivers and bus drivers.\r | |
dc361cc5 | 31 | \r |
f737cfb9 | 32 | @param ImageHandle The firmware allocated handle for the UEFI image.\r |
33 | @param SystemTable A pointer to the EFI System Table.\r | |
dc361cc5 | 34 | \r |
f737cfb9 | 35 | @retval EFI_SUCCESS The operation completed successfully.\r |
36 | @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.\r | |
dc361cc5 | 37 | \r |
38 | **/\r | |
39 | EFI_STATUS\r | |
40 | PxeBcDriverEntryPoint (\r | |
41 | IN EFI_HANDLE ImageHandle,\r | |
42 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
43 | )\r | |
44 | {\r | |
45 | return EfiLibInstallDriverBindingComponentName2 (\r | |
46 | ImageHandle,\r | |
47 | SystemTable,\r | |
48 | &gPxeBcDriverBinding,\r | |
49 | ImageHandle,\r | |
50 | &gPxeBcComponentName,\r | |
51 | &gPxeBcComponentName2\r | |
52 | );\r | |
53 | }\r | |
54 | \r | |
55 | \r | |
56 | /**\r | |
f737cfb9 | 57 | Test to see if this driver supports ControllerHandle. This service\r |
58 | is called by the EFI boot service ConnectController(). In\r | |
59 | order to make drivers as small as possible, there are a few calling\r | |
60 | restrictions for this service. ConnectController() must\r | |
61 | follow these calling restrictions. If any other agent wishes to call\r | |
62 | Supported() it must also follow these calling restrictions. \r | |
63 | PxeBc requires DHCP4 and MTFTP4 protocols.\r | |
64 | \r | |
65 | @param This Protocol instance pointer.\r | |
66 | @param ControllerHandle Handle of device to test\r | |
67 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
68 | device to start.\r | |
69 | \r | |
70 | @retval EFI_SUCCESS This driver supports this device\r | |
71 | @retval EFI_ALREADY_STARTED This driver is already running on this device\r | |
72 | @retval other This driver does not support this device\r | |
dc361cc5 | 73 | \r |
74 | **/\r | |
75 | EFI_STATUS\r | |
76 | EFIAPI\r | |
77 | PxeBcDriverBindingSupported (\r | |
78 | IN EFI_DRIVER_BINDING_PROTOCOL * This,\r | |
79 | IN EFI_HANDLE ControllerHandle,\r | |
80 | IN EFI_DEVICE_PATH_PROTOCOL * RemainingDevicePath OPTIONAL\r | |
81 | )\r | |
82 | {\r | |
83 | EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;\r | |
84 | EFI_STATUS Status;\r | |
85 | \r | |
86 | Status = gBS->OpenProtocol (\r | |
87 | ControllerHandle,\r | |
88 | &gEfiPxeBaseCodeProtocolGuid,\r | |
89 | (VOID **) &PxeBc,\r | |
90 | This->DriverBindingHandle,\r | |
91 | ControllerHandle,\r | |
92 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
93 | );\r | |
94 | \r | |
95 | if (!EFI_ERROR (Status)) {\r | |
96 | return EFI_ALREADY_STARTED;\r | |
97 | }\r | |
98 | \r | |
99 | Status = gBS->OpenProtocol (\r | |
100 | ControllerHandle,\r | |
101 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
102 | NULL,\r | |
103 | This->DriverBindingHandle,\r | |
104 | ControllerHandle,\r | |
105 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
106 | );\r | |
107 | \r | |
108 | if (!EFI_ERROR (Status)) {\r | |
109 | \r | |
110 | Status = gBS->OpenProtocol (\r | |
111 | ControllerHandle,\r | |
112 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
113 | NULL,\r | |
114 | This->DriverBindingHandle,\r | |
115 | ControllerHandle,\r | |
116 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
117 | );\r | |
118 | \r | |
119 | }\r | |
120 | \r | |
121 | return Status;\r | |
122 | }\r | |
123 | \r | |
124 | \r | |
125 | /**\r | |
f737cfb9 | 126 | Start this driver on ControllerHandle. This service is called by the\r |
127 | EFI boot service ConnectController(). In order to make\r | |
128 | drivers as small as possible, there are a few calling restrictions for\r | |
129 | this service. ConnectController() must follow these\r | |
130 | calling restrictions. If any other agent wishes to call Start() it\r | |
131 | must also follow these calling restrictions.\r | |
dc361cc5 | 132 | \r |
133 | @param This Protocol instance pointer.\r | |
134 | @param ControllerHandle Handle of device to bind driver to\r | |
135 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
136 | device to start.\r | |
137 | \r | |
f737cfb9 | 138 | @retval EFI_SUCCESS This driver is added to ControllerHandle\r |
139 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle\r | |
140 | @retval other This driver does not support this device\r | |
dc361cc5 | 141 | \r |
142 | **/\r | |
143 | EFI_STATUS\r | |
144 | EFIAPI\r | |
145 | PxeBcDriverBindingStart (\r | |
146 | IN EFI_DRIVER_BINDING_PROTOCOL * This,\r | |
147 | IN EFI_HANDLE ControllerHandle,\r | |
148 | IN EFI_DEVICE_PATH_PROTOCOL * RemainingDevicePath OPTIONAL\r | |
149 | )\r | |
150 | {\r | |
151 | PXEBC_PRIVATE_DATA *Private;\r | |
152 | UINTN Index;\r | |
153 | EFI_STATUS Status;\r | |
154 | \r | |
e48e37fc | 155 | Private = AllocateZeroPool (sizeof (PXEBC_PRIVATE_DATA));\r |
dc361cc5 | 156 | if (Private == NULL) {\r |
157 | return EFI_OUT_OF_RESOURCES;\r | |
158 | }\r | |
159 | \r | |
160 | Private->Signature = PXEBC_PRIVATE_DATA_SIGNATURE;\r | |
161 | Private->Controller = ControllerHandle;\r | |
162 | Private->Image = This->DriverBindingHandle;\r | |
163 | CopyMem (&Private->PxeBc, &mPxeBcProtocolTemplate, sizeof (Private->PxeBc));\r | |
164 | Private->PxeBc.Mode = &Private->Mode;\r | |
165 | CopyMem (&Private->LoadFile, &mLoadFileProtocolTemplate, sizeof (Private->LoadFile));\r | |
166 | \r | |
167 | Private->ProxyOffer.Packet.Offer.Size = PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE;\r | |
168 | Private->Dhcp4Ack.Packet.Ack.Size = PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE;\r | |
169 | Private->PxeReply.Packet.Ack.Size = PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE;\r | |
170 | \r | |
171 | for (Index = 0; Index < PXEBC_MAX_OFFER_NUM; Index++) {\r | |
172 | Private->Dhcp4Offers[Index].Packet.Offer.Size = PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE;\r | |
173 | }\r | |
174 | \r | |
175 | //\r | |
176 | // Get the NII interface\r | |
177 | //\r | |
178 | Status = gBS->OpenProtocol (\r | |
179 | ControllerHandle,\r | |
180 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
181 | (VOID **) &Private->Nii,\r | |
182 | This->DriverBindingHandle,\r | |
183 | ControllerHandle,\r | |
184 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
185 | );\r | |
186 | if (EFI_ERROR (Status)) {\r | |
187 | goto ON_ERROR;\r | |
188 | }\r | |
189 | \r | |
8d285ec0 | 190 | Status = NetLibCreateServiceChild (\r |
191 | ControllerHandle,\r | |
192 | This->DriverBindingHandle,\r | |
193 | &gEfiArpServiceBindingProtocolGuid,\r | |
194 | &Private->ArpChild\r | |
195 | );\r | |
196 | if (EFI_ERROR (Status)) {\r | |
197 | goto ON_ERROR;\r | |
198 | }\r | |
199 | \r | |
200 | Status = gBS->OpenProtocol (\r | |
201 | Private->ArpChild,\r | |
202 | &gEfiArpProtocolGuid,\r | |
203 | (VOID **) &Private->Arp,\r | |
204 | This->DriverBindingHandle,\r | |
205 | ControllerHandle,\r | |
206 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
207 | );\r | |
208 | if (EFI_ERROR (Status)) {\r | |
209 | goto ON_ERROR;\r | |
210 | }\r | |
211 | \r | |
dc361cc5 | 212 | Status = NetLibCreateServiceChild (\r |
213 | ControllerHandle,\r | |
214 | This->DriverBindingHandle,\r | |
215 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
216 | &Private->Dhcp4Child\r | |
217 | );\r | |
218 | if (EFI_ERROR (Status)) {\r | |
219 | goto ON_ERROR;\r | |
220 | }\r | |
221 | \r | |
222 | Status = gBS->OpenProtocol (\r | |
223 | Private->Dhcp4Child,\r | |
224 | &gEfiDhcp4ProtocolGuid,\r | |
225 | (VOID **) &Private->Dhcp4,\r | |
226 | This->DriverBindingHandle,\r | |
227 | ControllerHandle,\r | |
228 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
229 | );\r | |
230 | if (EFI_ERROR (Status)) {\r | |
231 | goto ON_ERROR;\r | |
232 | }\r | |
233 | \r | |
982a9eae | 234 | Status = NetLibCreateServiceChild (\r |
235 | ControllerHandle,\r | |
236 | This->DriverBindingHandle,\r | |
237 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
238 | &Private->Ip4Child\r | |
239 | );\r | |
240 | if (EFI_ERROR (Status)) {\r | |
241 | goto ON_ERROR;\r | |
242 | }\r | |
243 | \r | |
244 | Status = gBS->OpenProtocol (\r | |
245 | Private->Ip4Child,\r | |
246 | &gEfiIp4ProtocolGuid,\r | |
247 | (VOID **) &Private->Ip4,\r | |
248 | This->DriverBindingHandle,\r | |
249 | ControllerHandle,\r | |
250 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
251 | );\r | |
252 | if (EFI_ERROR (Status)) {\r | |
253 | goto ON_ERROR;\r | |
254 | }\r | |
255 | \r | |
dc361cc5 | 256 | Status = NetLibCreateServiceChild (\r |
257 | ControllerHandle,\r | |
258 | This->DriverBindingHandle,\r | |
259 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
260 | &Private->Mtftp4Child\r | |
261 | );\r | |
262 | \r | |
263 | if (EFI_ERROR (Status)) {\r | |
264 | goto ON_ERROR;\r | |
265 | }\r | |
266 | \r | |
267 | Status = gBS->OpenProtocol (\r | |
268 | Private->Mtftp4Child,\r | |
269 | &gEfiMtftp4ProtocolGuid,\r | |
270 | (VOID **) &Private->Mtftp4,\r | |
271 | This->DriverBindingHandle,\r | |
272 | ControllerHandle,\r | |
273 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
274 | );\r | |
275 | \r | |
276 | if (EFI_ERROR (Status)) {\r | |
277 | goto ON_ERROR;\r | |
278 | }\r | |
279 | \r | |
280 | Status = NetLibCreateServiceChild (\r | |
281 | ControllerHandle,\r | |
282 | This->DriverBindingHandle,\r | |
283 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
8792362f | 284 | &Private->Udp4ReadChild\r |
dc361cc5 | 285 | );\r |
286 | \r | |
287 | if (EFI_ERROR (Status)) {\r | |
288 | goto ON_ERROR;\r | |
289 | }\r | |
290 | \r | |
8792362f | 291 | //\r |
292 | // The UDP instance for EfiPxeBcUdpRead\r | |
293 | //\r | |
dc361cc5 | 294 | Status = gBS->OpenProtocol (\r |
8792362f | 295 | Private->Udp4ReadChild,\r |
dc361cc5 | 296 | &gEfiUdp4ProtocolGuid,\r |
8792362f | 297 | (VOID **) &Private->Udp4Read,\r |
dc361cc5 | 298 | This->DriverBindingHandle,\r |
299 | ControllerHandle,\r | |
300 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
301 | );\r | |
302 | \r | |
303 | if (EFI_ERROR (Status)) {\r | |
304 | goto ON_ERROR;\r | |
305 | }\r | |
306 | \r | |
8792362f | 307 | //\r |
308 | // The UDP instance for EfiPxeBcUdpWrite\r | |
309 | //\r | |
310 | Status = NetLibCreateServiceChild (\r | |
311 | ControllerHandle, \r | |
312 | This->DriverBindingHandle,\r | |
313 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
314 | &Private->Udp4WriteChild\r | |
315 | );\r | |
316 | if (EFI_ERROR (Status)) {\r | |
317 | goto ON_ERROR;\r | |
318 | }\r | |
319 | \r | |
320 | Status = gBS->OpenProtocol (\r | |
321 | Private->Udp4WriteChild,\r | |
322 | &gEfiUdp4ProtocolGuid,\r | |
323 | (VOID **) &Private->Udp4Write,\r | |
324 | This->DriverBindingHandle,\r | |
325 | ControllerHandle,\r | |
326 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
327 | );\r | |
328 | if (EFI_ERROR (Status)) {\r | |
329 | goto ON_ERROR;\r | |
330 | }\r | |
e48e37fc | 331 | ZeroMem (&Private->Udp4CfgData, sizeof (EFI_UDP4_CONFIG_DATA));\r |
48bd50c5 | 332 | Private->Udp4CfgData.AcceptBroadcast = TRUE;\r |
dc361cc5 | 333 | Private->Udp4CfgData.AcceptPromiscuous = FALSE;\r |
8792362f | 334 | Private->Udp4CfgData.AcceptAnyPort = TRUE;\r |
dc361cc5 | 335 | Private->Udp4CfgData.AllowDuplicatePort = TRUE;\r |
336 | Private->Udp4CfgData.TypeOfService = DEFAULT_ToS;\r | |
337 | Private->Udp4CfgData.TimeToLive = DEFAULT_TTL;\r | |
338 | Private->Udp4CfgData.DoNotFragment = FALSE;\r | |
19873973 | 339 | Private->Udp4CfgData.ReceiveTimeout = 10000; // 10 milliseconds\r |
dc361cc5 | 340 | Private->Udp4CfgData.UseDefaultAddress = FALSE;\r |
341 | \r | |
8792362f | 342 | PxeBcInitSeedPacket (&Private->SeedPacket, Private->Udp4Read);\r |
982a9eae | 343 | Private->MacLen = Private->SeedPacket.Dhcp4.Header.HwAddrLen;\r |
344 | CopyMem (&Private->Mac, &Private->SeedPacket.Dhcp4.Header.ClientHwAddr[0], Private->MacLen);\r | |
345 | \r | |
346 | \r | |
347 | ZeroMem (&Private->Ip4ConfigData, sizeof (EFI_IP4_CONFIG_DATA));\r | |
348 | Private->Ip4ConfigData.DefaultProtocol = EFI_IP_PROTO_ICMP;\r | |
349 | Private->Ip4ConfigData.AcceptIcmpErrors = TRUE;\r | |
350 | Private->Ip4ConfigData.TypeOfService = DEFAULT_ToS;\r | |
351 | Private->Ip4ConfigData.TimeToLive = DEFAULT_TTL;\r | |
352 | Private->Ip4ConfigData.DoNotFragment = FALSE;\r | |
353 | Private->Ip4ConfigData.RawData = FALSE;\r | |
dc361cc5 | 354 | \r |
355 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
356 | &ControllerHandle,\r | |
357 | &gEfiPxeBaseCodeProtocolGuid,\r | |
358 | &Private->PxeBc,\r | |
359 | &gEfiLoadFileProtocolGuid,\r | |
360 | &Private->LoadFile,\r | |
361 | NULL\r | |
362 | );\r | |
363 | if (EFI_ERROR (Status)) {\r | |
364 | goto ON_ERROR;\r | |
365 | }\r | |
366 | \r | |
367 | return EFI_SUCCESS;\r | |
368 | \r | |
369 | ON_ERROR:\r | |
370 | \r | |
8792362f | 371 | if (Private->Udp4WriteChild != NULL) {\r |
372 | gBS->CloseProtocol (\r | |
373 | Private->Udp4WriteChild,\r | |
374 | &gEfiUdp4ProtocolGuid,\r | |
375 | This->DriverBindingHandle,\r | |
376 | ControllerHandle\r | |
377 | );\r | |
378 | NetLibDestroyServiceChild (\r | |
379 | ControllerHandle,\r | |
380 | This->DriverBindingHandle,\r | |
381 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
382 | Private->Udp4WriteChild\r | |
383 | );\r | |
384 | }\r | |
385 | \r | |
386 | if (Private->Udp4ReadChild != NULL) {\r | |
dc361cc5 | 387 | gBS->CloseProtocol (\r |
8792362f | 388 | Private->Udp4ReadChild,\r |
dc361cc5 | 389 | &gEfiUdp4ProtocolGuid,\r |
390 | This->DriverBindingHandle,\r | |
391 | ControllerHandle\r | |
392 | );\r | |
393 | NetLibDestroyServiceChild (\r | |
394 | ControllerHandle,\r | |
395 | This->DriverBindingHandle,\r | |
51dc1f65 | 396 | &gEfiUdp4ServiceBindingProtocolGuid,\r |
8792362f | 397 | Private->Udp4ReadChild\r |
dc361cc5 | 398 | );\r |
399 | }\r | |
400 | \r | |
401 | if (Private->Mtftp4Child != NULL) {\r | |
402 | gBS->CloseProtocol (\r | |
403 | Private->Mtftp4Child,\r | |
404 | &gEfiMtftp4ProtocolGuid,\r | |
405 | This->DriverBindingHandle,\r | |
406 | ControllerHandle\r | |
407 | );\r | |
408 | \r | |
409 | NetLibDestroyServiceChild (\r | |
410 | ControllerHandle,\r | |
411 | This->DriverBindingHandle,\r | |
51dc1f65 | 412 | &gEfiMtftp4ServiceBindingProtocolGuid,\r |
dc361cc5 | 413 | Private->Mtftp4Child\r |
414 | );\r | |
415 | }\r | |
416 | \r | |
982a9eae | 417 | if (Private->Ip4Child != NULL) {\r |
418 | gBS->CloseProtocol (\r | |
419 | Private->Ip4Child,\r | |
420 | &gEfiIp4ProtocolGuid,\r | |
421 | This->DriverBindingHandle,\r | |
422 | ControllerHandle\r | |
423 | );\r | |
424 | \r | |
425 | NetLibDestroyServiceChild (\r | |
426 | ControllerHandle,\r | |
427 | This->DriverBindingHandle,\r | |
428 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
429 | Private->Ip4Child\r | |
430 | );\r | |
431 | }\r | |
432 | \r | |
dc361cc5 | 433 | if (Private->Dhcp4Child != NULL) {\r |
434 | gBS->CloseProtocol (\r | |
435 | Private->Dhcp4Child,\r | |
436 | &gEfiDhcp4ProtocolGuid,\r | |
437 | This->DriverBindingHandle,\r | |
438 | ControllerHandle\r | |
439 | );\r | |
440 | \r | |
441 | NetLibDestroyServiceChild (\r | |
442 | ControllerHandle,\r | |
443 | This->DriverBindingHandle,\r | |
51dc1f65 | 444 | &gEfiDhcp4ServiceBindingProtocolGuid,\r |
dc361cc5 | 445 | Private->Dhcp4Child\r |
446 | );\r | |
447 | }\r | |
448 | \r | |
8d285ec0 | 449 | if (Private->ArpChild != NULL) {\r |
450 | gBS->CloseProtocol (\r | |
451 | Private->ArpChild,\r | |
452 | &gEfiArpProtocolGuid,\r | |
453 | This->DriverBindingHandle,\r | |
454 | ControllerHandle\r | |
455 | );\r | |
456 | \r | |
457 | NetLibDestroyServiceChild (\r | |
458 | ControllerHandle,\r | |
459 | This->DriverBindingHandle,\r | |
460 | &gEfiArpServiceBindingProtocolGuid,\r | |
461 | Private->ArpChild\r | |
462 | );\r | |
463 | }\r | |
464 | \r | |
e48e37fc | 465 | gBS->FreePool (Private);\r |
dc361cc5 | 466 | \r |
467 | return Status;\r | |
468 | }\r | |
469 | \r | |
470 | \r | |
471 | /**\r | |
f737cfb9 | 472 | Stop this driver on ControllerHandle. This service is called by the\r |
473 | EFI boot service DisconnectController(). In order to\r | |
474 | make drivers as small as possible, there are a few calling\r | |
475 | restrictions for this service. DisconnectController()\r | |
476 | must follow these calling restrictions. If any other agent wishes\r | |
477 | to call Stop() it must also follow these calling restrictions.\r | |
478 | \r | |
479 | @param This Protocol instance pointer.\r | |
480 | @param ControllerHandle Handle of device to stop driver on\r | |
481 | @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
482 | children is zero stop the entire bus driver.\r | |
483 | @param ChildHandleBuffer List of Child Handles to Stop.\r | |
484 | \r | |
485 | @retval EFI_SUCCESS This driver is removed ControllerHandle\r | |
486 | @retval other This driver was not removed from this device\r | |
dc361cc5 | 487 | \r |
488 | **/\r | |
489 | EFI_STATUS\r | |
490 | EFIAPI\r | |
491 | PxeBcDriverBindingStop (\r | |
492 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
493 | IN EFI_HANDLE ControllerHandle,\r | |
494 | IN UINTN NumberOfChildren,\r | |
495 | IN EFI_HANDLE *ChildHandleBuffer\r | |
496 | )\r | |
497 | {\r | |
498 | PXEBC_PRIVATE_DATA *Private;\r | |
499 | EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;\r | |
500 | EFI_HANDLE NicHandle;\r | |
501 | EFI_STATUS Status;\r | |
502 | \r | |
7d7a8ea2 | 503 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiArpProtocolGuid);\r |
dc361cc5 | 504 | if (NicHandle == NULL) {\r |
7d7a8ea2 | 505 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp4ProtocolGuid);\r |
dc361cc5 | 506 | \r |
507 | if (NicHandle == NULL) {\r | |
aa6c4e3c | 508 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp4ProtocolGuid);\r |
7d7a8ea2 | 509 | \r |
510 | if (NicHandle == NULL) {\r | |
aa6c4e3c | 511 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp4ProtocolGuid);\r |
7d7a8ea2 | 512 | \r |
aa6c4e3c | 513 | if (NicHandle == NULL) {\r |
514 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp4ProtocolGuid);\r | |
7d7a8ea2 | 515 | \r |
aa6c4e3c | 516 | if (NicHandle == NULL) {\r |
517 | return EFI_DEVICE_ERROR;\r | |
518 | }\r | |
519 | }\r | |
7d7a8ea2 | 520 | }\r |
dc361cc5 | 521 | }\r |
522 | }\r | |
523 | \r | |
524 | Status = gBS->OpenProtocol (\r | |
525 | NicHandle,\r | |
526 | &gEfiPxeBaseCodeProtocolGuid,\r | |
527 | (VOID **) &PxeBc,\r | |
528 | This->DriverBindingHandle,\r | |
529 | ControllerHandle,\r | |
530 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
531 | );\r | |
532 | \r | |
533 | if (EFI_ERROR (Status)) {\r | |
534 | return Status;\r | |
535 | }\r | |
536 | \r | |
537 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (PxeBc);\r | |
538 | \r | |
539 | Status = gBS->UninstallMultipleProtocolInterfaces (\r | |
540 | NicHandle,\r | |
541 | &gEfiPxeBaseCodeProtocolGuid,\r | |
542 | &Private->PxeBc,\r | |
543 | &gEfiLoadFileProtocolGuid,\r | |
544 | &Private->LoadFile,\r | |
545 | NULL\r | |
546 | );\r | |
547 | \r | |
548 | if (!EFI_ERROR (Status)) {\r | |
549 | \r | |
550 | gBS->CloseProtocol (\r | |
8792362f | 551 | Private->Udp4WriteChild,\r |
552 | &gEfiUdp4ProtocolGuid,\r | |
553 | This->DriverBindingHandle,\r | |
554 | NicHandle\r | |
555 | );\r | |
556 | NetLibDestroyServiceChild (\r | |
557 | ControllerHandle,\r | |
558 | This->DriverBindingHandle,\r | |
559 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
560 | Private->Udp4WriteChild\r | |
561 | );\r | |
562 | \r | |
563 | gBS->CloseProtocol (\r | |
564 | Private->Udp4ReadChild,\r | |
dc361cc5 | 565 | &gEfiUdp4ProtocolGuid,\r |
566 | This->DriverBindingHandle,\r | |
51dc1f65 | 567 | NicHandle\r |
dc361cc5 | 568 | );\r |
569 | NetLibDestroyServiceChild (\r | |
51dc1f65 | 570 | NicHandle,\r |
dc361cc5 | 571 | This->DriverBindingHandle,\r |
572 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
8792362f | 573 | Private->Udp4ReadChild\r |
dc361cc5 | 574 | );\r |
575 | \r | |
576 | gBS->CloseProtocol (\r | |
577 | Private->Dhcp4Child,\r | |
578 | &gEfiDhcp4ProtocolGuid,\r | |
579 | This->DriverBindingHandle,\r | |
51dc1f65 | 580 | NicHandle\r |
dc361cc5 | 581 | );\r |
582 | NetLibDestroyServiceChild (\r | |
51dc1f65 | 583 | NicHandle,\r |
dc361cc5 | 584 | This->DriverBindingHandle,\r |
585 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
586 | Private->Dhcp4Child\r | |
587 | );\r | |
588 | \r | |
589 | gBS->CloseProtocol (\r | |
590 | Private->Mtftp4Child,\r | |
591 | &gEfiMtftp4ProtocolGuid,\r | |
592 | This->DriverBindingHandle,\r | |
51dc1f65 | 593 | NicHandle\r |
dc361cc5 | 594 | );\r |
595 | NetLibDestroyServiceChild (\r | |
51dc1f65 | 596 | NicHandle,\r |
dc361cc5 | 597 | This->DriverBindingHandle,\r |
598 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
599 | Private->Mtftp4Child\r | |
600 | );\r | |
601 | \r | |
aa6c4e3c | 602 | gBS->CloseProtocol (\r |
603 | Private->Ip4Child,\r | |
604 | &gEfiIp4ProtocolGuid,\r | |
605 | This->DriverBindingHandle,\r | |
606 | NicHandle\r | |
607 | );\r | |
608 | NetLibDestroyServiceChild (\r | |
609 | NicHandle,\r | |
610 | This->DriverBindingHandle,\r | |
611 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
612 | Private->Ip4Child\r | |
613 | );\r | |
614 | \r | |
8d285ec0 | 615 | gBS->CloseProtocol (\r |
616 | Private->ArpChild,\r | |
617 | &gEfiArpProtocolGuid,\r | |
618 | This->DriverBindingHandle,\r | |
619 | NicHandle\r | |
620 | );\r | |
621 | NetLibDestroyServiceChild (\r | |
622 | NicHandle,\r | |
623 | This->DriverBindingHandle,\r | |
624 | &gEfiArpServiceBindingProtocolGuid,\r | |
625 | Private->ArpChild\r | |
626 | );\r | |
627 | \r | |
e48e37fc | 628 | gBS->FreePool (Private);\r |
dc361cc5 | 629 | }\r |
630 | \r | |
631 | return Status;\r | |
632 | }\r | |
633 | \r | |
dc361cc5 | 634 | \r |