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dc361cc5 | 1 | /** @file\r |
d59b8b55 | 2 | The driver binding for UEFI PXEBC protocol.\r |
f737cfb9 | 3 | \r |
6d3ea23f | 4 | Copyright (c) 2007 - 2009, 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 | |
6d3ea23f | 40 | EFIAPI\r |
dc361cc5 | 41 | PxeBcDriverEntryPoint (\r |
42 | IN EFI_HANDLE ImageHandle,\r | |
43 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
44 | )\r | |
45 | {\r | |
46 | return EfiLibInstallDriverBindingComponentName2 (\r | |
47 | ImageHandle,\r | |
48 | SystemTable,\r | |
49 | &gPxeBcDriverBinding,\r | |
50 | ImageHandle,\r | |
51 | &gPxeBcComponentName,\r | |
52 | &gPxeBcComponentName2\r | |
53 | );\r | |
54 | }\r | |
55 | \r | |
56 | \r | |
57 | /**\r | |
f737cfb9 | 58 | Test to see if this driver supports ControllerHandle. This service\r |
59 | is called by the EFI boot service ConnectController(). In\r | |
60 | order to make drivers as small as possible, there are a few calling\r | |
61 | restrictions for this service. ConnectController() must\r | |
62 | follow these calling restrictions. If any other agent wishes to call\r | |
63 | Supported() it must also follow these calling restrictions. \r | |
64 | PxeBc requires DHCP4 and MTFTP4 protocols.\r | |
65 | \r | |
66 | @param This Protocol instance pointer.\r | |
67 | @param ControllerHandle Handle of device to test\r | |
68 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
69 | device to start.\r | |
70 | \r | |
71 | @retval EFI_SUCCESS This driver supports this device\r | |
72 | @retval EFI_ALREADY_STARTED This driver is already running on this device\r | |
73 | @retval other This driver does not support this device\r | |
dc361cc5 | 74 | \r |
75 | **/\r | |
76 | EFI_STATUS\r | |
77 | EFIAPI\r | |
78 | PxeBcDriverBindingSupported (\r | |
79 | IN EFI_DRIVER_BINDING_PROTOCOL * This,\r | |
80 | IN EFI_HANDLE ControllerHandle,\r | |
81 | IN EFI_DEVICE_PATH_PROTOCOL * RemainingDevicePath OPTIONAL\r | |
82 | )\r | |
83 | {\r | |
84 | EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;\r | |
85 | EFI_STATUS Status;\r | |
86 | \r | |
87 | Status = gBS->OpenProtocol (\r | |
88 | ControllerHandle,\r | |
89 | &gEfiPxeBaseCodeProtocolGuid,\r | |
90 | (VOID **) &PxeBc,\r | |
91 | This->DriverBindingHandle,\r | |
92 | ControllerHandle,\r | |
93 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
94 | );\r | |
95 | \r | |
96 | if (!EFI_ERROR (Status)) {\r | |
97 | return EFI_ALREADY_STARTED;\r | |
98 | }\r | |
99 | \r | |
100 | Status = gBS->OpenProtocol (\r | |
101 | ControllerHandle,\r | |
102 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
103 | NULL,\r | |
104 | This->DriverBindingHandle,\r | |
105 | ControllerHandle,\r | |
106 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
107 | );\r | |
108 | \r | |
109 | if (!EFI_ERROR (Status)) {\r | |
110 | \r | |
111 | Status = gBS->OpenProtocol (\r | |
112 | ControllerHandle,\r | |
113 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
114 | NULL,\r | |
115 | This->DriverBindingHandle,\r | |
116 | ControllerHandle,\r | |
117 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
118 | );\r | |
119 | \r | |
120 | }\r | |
121 | \r | |
122 | return Status;\r | |
123 | }\r | |
124 | \r | |
125 | \r | |
126 | /**\r | |
f737cfb9 | 127 | Start this driver on ControllerHandle. This service is called by the\r |
128 | EFI boot service ConnectController(). In order to make\r | |
129 | drivers as small as possible, there are a few calling restrictions for\r | |
130 | this service. ConnectController() must follow these\r | |
131 | calling restrictions. If any other agent wishes to call Start() it\r | |
132 | must also follow these calling restrictions.\r | |
dc361cc5 | 133 | \r |
134 | @param This Protocol instance pointer.\r | |
135 | @param ControllerHandle Handle of device to bind driver to\r | |
136 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
137 | device to start.\r | |
138 | \r | |
f737cfb9 | 139 | @retval EFI_SUCCESS This driver is added to ControllerHandle\r |
140 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle\r | |
141 | @retval other This driver does not support this device\r | |
dc361cc5 | 142 | \r |
143 | **/\r | |
144 | EFI_STATUS\r | |
145 | EFIAPI\r | |
146 | PxeBcDriverBindingStart (\r | |
147 | IN EFI_DRIVER_BINDING_PROTOCOL * This,\r | |
148 | IN EFI_HANDLE ControllerHandle,\r | |
149 | IN EFI_DEVICE_PATH_PROTOCOL * RemainingDevicePath OPTIONAL\r | |
150 | )\r | |
151 | {\r | |
152 | PXEBC_PRIVATE_DATA *Private;\r | |
153 | UINTN Index;\r | |
154 | EFI_STATUS Status;\r | |
155 | \r | |
e48e37fc | 156 | Private = AllocateZeroPool (sizeof (PXEBC_PRIVATE_DATA));\r |
dc361cc5 | 157 | if (Private == NULL) {\r |
158 | return EFI_OUT_OF_RESOURCES;\r | |
159 | }\r | |
160 | \r | |
161 | Private->Signature = PXEBC_PRIVATE_DATA_SIGNATURE;\r | |
162 | Private->Controller = ControllerHandle;\r | |
163 | Private->Image = This->DriverBindingHandle;\r | |
164 | CopyMem (&Private->PxeBc, &mPxeBcProtocolTemplate, sizeof (Private->PxeBc));\r | |
165 | Private->PxeBc.Mode = &Private->Mode;\r | |
166 | CopyMem (&Private->LoadFile, &mLoadFileProtocolTemplate, sizeof (Private->LoadFile));\r | |
167 | \r | |
168 | Private->ProxyOffer.Packet.Offer.Size = PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE;\r | |
169 | Private->Dhcp4Ack.Packet.Ack.Size = PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE;\r | |
170 | Private->PxeReply.Packet.Ack.Size = PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE;\r | |
171 | \r | |
172 | for (Index = 0; Index < PXEBC_MAX_OFFER_NUM; Index++) {\r | |
173 | Private->Dhcp4Offers[Index].Packet.Offer.Size = PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE;\r | |
174 | }\r | |
175 | \r | |
176 | //\r | |
177 | // Get the NII interface\r | |
178 | //\r | |
179 | Status = gBS->OpenProtocol (\r | |
180 | ControllerHandle,\r | |
181 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
182 | (VOID **) &Private->Nii,\r | |
183 | This->DriverBindingHandle,\r | |
184 | ControllerHandle,\r | |
185 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
186 | );\r | |
187 | if (EFI_ERROR (Status)) {\r | |
188 | goto ON_ERROR;\r | |
189 | }\r | |
190 | \r | |
8d285ec0 | 191 | Status = NetLibCreateServiceChild (\r |
192 | ControllerHandle,\r | |
193 | This->DriverBindingHandle,\r | |
194 | &gEfiArpServiceBindingProtocolGuid,\r | |
195 | &Private->ArpChild\r | |
196 | );\r | |
197 | if (EFI_ERROR (Status)) {\r | |
198 | goto ON_ERROR;\r | |
199 | }\r | |
200 | \r | |
201 | Status = gBS->OpenProtocol (\r | |
202 | Private->ArpChild,\r | |
203 | &gEfiArpProtocolGuid,\r | |
204 | (VOID **) &Private->Arp,\r | |
205 | This->DriverBindingHandle,\r | |
206 | ControllerHandle,\r | |
207 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
208 | );\r | |
209 | if (EFI_ERROR (Status)) {\r | |
210 | goto ON_ERROR;\r | |
211 | }\r | |
212 | \r | |
dc361cc5 | 213 | Status = NetLibCreateServiceChild (\r |
214 | ControllerHandle,\r | |
215 | This->DriverBindingHandle,\r | |
216 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
217 | &Private->Dhcp4Child\r | |
218 | );\r | |
219 | if (EFI_ERROR (Status)) {\r | |
220 | goto ON_ERROR;\r | |
221 | }\r | |
222 | \r | |
223 | Status = gBS->OpenProtocol (\r | |
224 | Private->Dhcp4Child,\r | |
225 | &gEfiDhcp4ProtocolGuid,\r | |
226 | (VOID **) &Private->Dhcp4,\r | |
227 | This->DriverBindingHandle,\r | |
228 | ControllerHandle,\r | |
229 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
230 | );\r | |
231 | if (EFI_ERROR (Status)) {\r | |
232 | goto ON_ERROR;\r | |
233 | }\r | |
234 | \r | |
982a9eae | 235 | Status = NetLibCreateServiceChild (\r |
236 | ControllerHandle,\r | |
237 | This->DriverBindingHandle,\r | |
238 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
239 | &Private->Ip4Child\r | |
240 | );\r | |
241 | if (EFI_ERROR (Status)) {\r | |
242 | goto ON_ERROR;\r | |
243 | }\r | |
244 | \r | |
245 | Status = gBS->OpenProtocol (\r | |
246 | Private->Ip4Child,\r | |
247 | &gEfiIp4ProtocolGuid,\r | |
248 | (VOID **) &Private->Ip4,\r | |
249 | This->DriverBindingHandle,\r | |
250 | ControllerHandle,\r | |
251 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
252 | );\r | |
253 | if (EFI_ERROR (Status)) {\r | |
254 | goto ON_ERROR;\r | |
255 | }\r | |
256 | \r | |
dc361cc5 | 257 | Status = NetLibCreateServiceChild (\r |
258 | ControllerHandle,\r | |
259 | This->DriverBindingHandle,\r | |
260 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
261 | &Private->Mtftp4Child\r | |
262 | );\r | |
263 | \r | |
264 | if (EFI_ERROR (Status)) {\r | |
265 | goto ON_ERROR;\r | |
266 | }\r | |
267 | \r | |
268 | Status = gBS->OpenProtocol (\r | |
269 | Private->Mtftp4Child,\r | |
270 | &gEfiMtftp4ProtocolGuid,\r | |
271 | (VOID **) &Private->Mtftp4,\r | |
272 | This->DriverBindingHandle,\r | |
273 | ControllerHandle,\r | |
274 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
275 | );\r | |
276 | \r | |
277 | if (EFI_ERROR (Status)) {\r | |
278 | goto ON_ERROR;\r | |
279 | }\r | |
280 | \r | |
281 | Status = NetLibCreateServiceChild (\r | |
282 | ControllerHandle,\r | |
283 | This->DriverBindingHandle,\r | |
284 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
8792362f | 285 | &Private->Udp4ReadChild\r |
dc361cc5 | 286 | );\r |
287 | \r | |
288 | if (EFI_ERROR (Status)) {\r | |
289 | goto ON_ERROR;\r | |
290 | }\r | |
291 | \r | |
8792362f | 292 | //\r |
293 | // The UDP instance for EfiPxeBcUdpRead\r | |
294 | //\r | |
dc361cc5 | 295 | Status = gBS->OpenProtocol (\r |
8792362f | 296 | Private->Udp4ReadChild,\r |
dc361cc5 | 297 | &gEfiUdp4ProtocolGuid,\r |
8792362f | 298 | (VOID **) &Private->Udp4Read,\r |
dc361cc5 | 299 | This->DriverBindingHandle,\r |
300 | ControllerHandle,\r | |
301 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
302 | );\r | |
303 | \r | |
304 | if (EFI_ERROR (Status)) {\r | |
305 | goto ON_ERROR;\r | |
306 | }\r | |
307 | \r | |
8792362f | 308 | //\r |
309 | // The UDP instance for EfiPxeBcUdpWrite\r | |
310 | //\r | |
311 | Status = NetLibCreateServiceChild (\r | |
312 | ControllerHandle, \r | |
313 | This->DriverBindingHandle,\r | |
314 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
315 | &Private->Udp4WriteChild\r | |
316 | );\r | |
317 | if (EFI_ERROR (Status)) {\r | |
318 | goto ON_ERROR;\r | |
319 | }\r | |
320 | \r | |
321 | Status = gBS->OpenProtocol (\r | |
322 | Private->Udp4WriteChild,\r | |
323 | &gEfiUdp4ProtocolGuid,\r | |
324 | (VOID **) &Private->Udp4Write,\r | |
325 | This->DriverBindingHandle,\r | |
326 | ControllerHandle,\r | |
327 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
328 | );\r | |
329 | if (EFI_ERROR (Status)) {\r | |
330 | goto ON_ERROR;\r | |
331 | }\r | |
e48e37fc | 332 | ZeroMem (&Private->Udp4CfgData, sizeof (EFI_UDP4_CONFIG_DATA));\r |
48bd50c5 | 333 | Private->Udp4CfgData.AcceptBroadcast = TRUE;\r |
dc361cc5 | 334 | Private->Udp4CfgData.AcceptPromiscuous = FALSE;\r |
8792362f | 335 | Private->Udp4CfgData.AcceptAnyPort = TRUE;\r |
dc361cc5 | 336 | Private->Udp4CfgData.AllowDuplicatePort = TRUE;\r |
337 | Private->Udp4CfgData.TypeOfService = DEFAULT_ToS;\r | |
338 | Private->Udp4CfgData.TimeToLive = DEFAULT_TTL;\r | |
339 | Private->Udp4CfgData.DoNotFragment = FALSE;\r | |
319075ff | 340 | Private->Udp4CfgData.ReceiveTimeout = 50000; // 50 milliseconds\r |
dc361cc5 | 341 | Private->Udp4CfgData.UseDefaultAddress = FALSE;\r |
342 | \r | |
8792362f | 343 | PxeBcInitSeedPacket (&Private->SeedPacket, Private->Udp4Read);\r |
982a9eae | 344 | Private->MacLen = Private->SeedPacket.Dhcp4.Header.HwAddrLen;\r |
345 | CopyMem (&Private->Mac, &Private->SeedPacket.Dhcp4.Header.ClientHwAddr[0], Private->MacLen);\r | |
346 | \r | |
347 | \r | |
348 | ZeroMem (&Private->Ip4ConfigData, sizeof (EFI_IP4_CONFIG_DATA));\r | |
349 | Private->Ip4ConfigData.DefaultProtocol = EFI_IP_PROTO_ICMP;\r | |
350 | Private->Ip4ConfigData.AcceptIcmpErrors = TRUE;\r | |
351 | Private->Ip4ConfigData.TypeOfService = DEFAULT_ToS;\r | |
352 | Private->Ip4ConfigData.TimeToLive = DEFAULT_TTL;\r | |
353 | Private->Ip4ConfigData.DoNotFragment = FALSE;\r | |
354 | Private->Ip4ConfigData.RawData = FALSE;\r | |
dc361cc5 | 355 | \r |
356 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
357 | &ControllerHandle,\r | |
358 | &gEfiPxeBaseCodeProtocolGuid,\r | |
359 | &Private->PxeBc,\r | |
360 | &gEfiLoadFileProtocolGuid,\r | |
361 | &Private->LoadFile,\r | |
362 | NULL\r | |
363 | );\r | |
364 | if (EFI_ERROR (Status)) {\r | |
365 | goto ON_ERROR;\r | |
366 | }\r | |
367 | \r | |
368 | return EFI_SUCCESS;\r | |
369 | \r | |
370 | ON_ERROR:\r | |
371 | \r | |
8792362f | 372 | if (Private->Udp4WriteChild != NULL) {\r |
373 | gBS->CloseProtocol (\r | |
374 | Private->Udp4WriteChild,\r | |
375 | &gEfiUdp4ProtocolGuid,\r | |
376 | This->DriverBindingHandle,\r | |
377 | ControllerHandle\r | |
378 | );\r | |
379 | NetLibDestroyServiceChild (\r | |
380 | ControllerHandle,\r | |
381 | This->DriverBindingHandle,\r | |
382 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
383 | Private->Udp4WriteChild\r | |
384 | );\r | |
385 | }\r | |
386 | \r | |
387 | if (Private->Udp4ReadChild != NULL) {\r | |
dc361cc5 | 388 | gBS->CloseProtocol (\r |
8792362f | 389 | Private->Udp4ReadChild,\r |
dc361cc5 | 390 | &gEfiUdp4ProtocolGuid,\r |
391 | This->DriverBindingHandle,\r | |
392 | ControllerHandle\r | |
393 | );\r | |
394 | NetLibDestroyServiceChild (\r | |
395 | ControllerHandle,\r | |
396 | This->DriverBindingHandle,\r | |
51dc1f65 | 397 | &gEfiUdp4ServiceBindingProtocolGuid,\r |
8792362f | 398 | Private->Udp4ReadChild\r |
dc361cc5 | 399 | );\r |
400 | }\r | |
401 | \r | |
402 | if (Private->Mtftp4Child != NULL) {\r | |
403 | gBS->CloseProtocol (\r | |
404 | Private->Mtftp4Child,\r | |
405 | &gEfiMtftp4ProtocolGuid,\r | |
406 | This->DriverBindingHandle,\r | |
407 | ControllerHandle\r | |
408 | );\r | |
409 | \r | |
410 | NetLibDestroyServiceChild (\r | |
411 | ControllerHandle,\r | |
412 | This->DriverBindingHandle,\r | |
51dc1f65 | 413 | &gEfiMtftp4ServiceBindingProtocolGuid,\r |
dc361cc5 | 414 | Private->Mtftp4Child\r |
415 | );\r | |
416 | }\r | |
417 | \r | |
982a9eae | 418 | if (Private->Ip4Child != NULL) {\r |
419 | gBS->CloseProtocol (\r | |
420 | Private->Ip4Child,\r | |
421 | &gEfiIp4ProtocolGuid,\r | |
422 | This->DriverBindingHandle,\r | |
423 | ControllerHandle\r | |
424 | );\r | |
425 | \r | |
426 | NetLibDestroyServiceChild (\r | |
427 | ControllerHandle,\r | |
428 | This->DriverBindingHandle,\r | |
429 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
430 | Private->Ip4Child\r | |
431 | );\r | |
432 | }\r | |
433 | \r | |
dc361cc5 | 434 | if (Private->Dhcp4Child != NULL) {\r |
435 | gBS->CloseProtocol (\r | |
436 | Private->Dhcp4Child,\r | |
437 | &gEfiDhcp4ProtocolGuid,\r | |
438 | This->DriverBindingHandle,\r | |
439 | ControllerHandle\r | |
440 | );\r | |
441 | \r | |
442 | NetLibDestroyServiceChild (\r | |
443 | ControllerHandle,\r | |
444 | This->DriverBindingHandle,\r | |
51dc1f65 | 445 | &gEfiDhcp4ServiceBindingProtocolGuid,\r |
dc361cc5 | 446 | Private->Dhcp4Child\r |
447 | );\r | |
448 | }\r | |
449 | \r | |
8d285ec0 | 450 | if (Private->ArpChild != NULL) {\r |
451 | gBS->CloseProtocol (\r | |
452 | Private->ArpChild,\r | |
453 | &gEfiArpProtocolGuid,\r | |
454 | This->DriverBindingHandle,\r | |
455 | ControllerHandle\r | |
456 | );\r | |
457 | \r | |
458 | NetLibDestroyServiceChild (\r | |
459 | ControllerHandle,\r | |
460 | This->DriverBindingHandle,\r | |
461 | &gEfiArpServiceBindingProtocolGuid,\r | |
462 | Private->ArpChild\r | |
463 | );\r | |
464 | }\r | |
465 | \r | |
e48e37fc | 466 | gBS->FreePool (Private);\r |
dc361cc5 | 467 | \r |
468 | return Status;\r | |
469 | }\r | |
470 | \r | |
471 | \r | |
472 | /**\r | |
f737cfb9 | 473 | Stop this driver on ControllerHandle. This service is called by the\r |
474 | EFI boot service DisconnectController(). In order to\r | |
475 | make drivers as small as possible, there are a few calling\r | |
476 | restrictions for this service. DisconnectController()\r | |
477 | must follow these calling restrictions. If any other agent wishes\r | |
478 | to call Stop() it must also follow these calling restrictions.\r | |
479 | \r | |
480 | @param This Protocol instance pointer.\r | |
481 | @param ControllerHandle Handle of device to stop driver on\r | |
482 | @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
483 | children is zero stop the entire bus driver.\r | |
484 | @param ChildHandleBuffer List of Child Handles to Stop.\r | |
485 | \r | |
486 | @retval EFI_SUCCESS This driver is removed ControllerHandle\r | |
487 | @retval other This driver was not removed from this device\r | |
dc361cc5 | 488 | \r |
489 | **/\r | |
490 | EFI_STATUS\r | |
491 | EFIAPI\r | |
492 | PxeBcDriverBindingStop (\r | |
493 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
494 | IN EFI_HANDLE ControllerHandle,\r | |
495 | IN UINTN NumberOfChildren,\r | |
496 | IN EFI_HANDLE *ChildHandleBuffer\r | |
497 | )\r | |
498 | {\r | |
499 | PXEBC_PRIVATE_DATA *Private;\r | |
500 | EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;\r | |
501 | EFI_HANDLE NicHandle;\r | |
502 | EFI_STATUS Status;\r | |
503 | \r | |
7d7a8ea2 | 504 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiArpProtocolGuid);\r |
dc361cc5 | 505 | if (NicHandle == NULL) {\r |
7d7a8ea2 | 506 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp4ProtocolGuid);\r |
dc361cc5 | 507 | \r |
508 | if (NicHandle == NULL) {\r | |
aa6c4e3c | 509 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp4ProtocolGuid);\r |
7d7a8ea2 | 510 | \r |
511 | if (NicHandle == NULL) {\r | |
aa6c4e3c | 512 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp4ProtocolGuid);\r |
7d7a8ea2 | 513 | \r |
aa6c4e3c | 514 | if (NicHandle == NULL) {\r |
515 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp4ProtocolGuid);\r | |
7d7a8ea2 | 516 | \r |
aa6c4e3c | 517 | if (NicHandle == NULL) {\r |
518 | return EFI_DEVICE_ERROR;\r | |
519 | }\r | |
520 | }\r | |
7d7a8ea2 | 521 | }\r |
dc361cc5 | 522 | }\r |
523 | }\r | |
524 | \r | |
525 | Status = gBS->OpenProtocol (\r | |
526 | NicHandle,\r | |
527 | &gEfiPxeBaseCodeProtocolGuid,\r | |
528 | (VOID **) &PxeBc,\r | |
529 | This->DriverBindingHandle,\r | |
530 | ControllerHandle,\r | |
531 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
532 | );\r | |
533 | \r | |
534 | if (EFI_ERROR (Status)) {\r | |
535 | return Status;\r | |
536 | }\r | |
537 | \r | |
538 | Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (PxeBc);\r | |
539 | \r | |
540 | Status = gBS->UninstallMultipleProtocolInterfaces (\r | |
541 | NicHandle,\r | |
542 | &gEfiPxeBaseCodeProtocolGuid,\r | |
543 | &Private->PxeBc,\r | |
544 | &gEfiLoadFileProtocolGuid,\r | |
545 | &Private->LoadFile,\r | |
546 | NULL\r | |
547 | );\r | |
548 | \r | |
549 | if (!EFI_ERROR (Status)) {\r | |
550 | \r | |
551 | gBS->CloseProtocol (\r | |
8792362f | 552 | Private->Udp4WriteChild,\r |
553 | &gEfiUdp4ProtocolGuid,\r | |
554 | This->DriverBindingHandle,\r | |
555 | NicHandle\r | |
556 | );\r | |
557 | NetLibDestroyServiceChild (\r | |
558 | ControllerHandle,\r | |
559 | This->DriverBindingHandle,\r | |
560 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
561 | Private->Udp4WriteChild\r | |
562 | );\r | |
563 | \r | |
564 | gBS->CloseProtocol (\r | |
565 | Private->Udp4ReadChild,\r | |
dc361cc5 | 566 | &gEfiUdp4ProtocolGuid,\r |
567 | This->DriverBindingHandle,\r | |
51dc1f65 | 568 | NicHandle\r |
dc361cc5 | 569 | );\r |
570 | NetLibDestroyServiceChild (\r | |
51dc1f65 | 571 | NicHandle,\r |
dc361cc5 | 572 | This->DriverBindingHandle,\r |
573 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
8792362f | 574 | Private->Udp4ReadChild\r |
dc361cc5 | 575 | );\r |
576 | \r | |
577 | gBS->CloseProtocol (\r | |
578 | Private->Dhcp4Child,\r | |
579 | &gEfiDhcp4ProtocolGuid,\r | |
580 | This->DriverBindingHandle,\r | |
51dc1f65 | 581 | NicHandle\r |
dc361cc5 | 582 | );\r |
583 | NetLibDestroyServiceChild (\r | |
51dc1f65 | 584 | NicHandle,\r |
dc361cc5 | 585 | This->DriverBindingHandle,\r |
586 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
587 | Private->Dhcp4Child\r | |
588 | );\r | |
589 | \r | |
590 | gBS->CloseProtocol (\r | |
591 | Private->Mtftp4Child,\r | |
592 | &gEfiMtftp4ProtocolGuid,\r | |
593 | This->DriverBindingHandle,\r | |
51dc1f65 | 594 | NicHandle\r |
dc361cc5 | 595 | );\r |
596 | NetLibDestroyServiceChild (\r | |
51dc1f65 | 597 | NicHandle,\r |
dc361cc5 | 598 | This->DriverBindingHandle,\r |
599 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
600 | Private->Mtftp4Child\r | |
601 | );\r | |
602 | \r | |
aa6c4e3c | 603 | gBS->CloseProtocol (\r |
604 | Private->Ip4Child,\r | |
605 | &gEfiIp4ProtocolGuid,\r | |
606 | This->DriverBindingHandle,\r | |
607 | NicHandle\r | |
608 | );\r | |
609 | NetLibDestroyServiceChild (\r | |
610 | NicHandle,\r | |
611 | This->DriverBindingHandle,\r | |
612 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
613 | Private->Ip4Child\r | |
614 | );\r | |
615 | \r | |
8d285ec0 | 616 | gBS->CloseProtocol (\r |
617 | Private->ArpChild,\r | |
618 | &gEfiArpProtocolGuid,\r | |
619 | This->DriverBindingHandle,\r | |
620 | NicHandle\r | |
621 | );\r | |
622 | NetLibDestroyServiceChild (\r | |
623 | NicHandle,\r | |
624 | This->DriverBindingHandle,\r | |
625 | &gEfiArpServiceBindingProtocolGuid,\r | |
626 | Private->ArpChild\r | |
627 | );\r | |
628 | \r | |
e48e37fc | 629 | gBS->FreePool (Private);\r |
dc361cc5 | 630 | }\r |
631 | \r | |
632 | return Status;\r | |
633 | }\r | |
634 | \r | |
dc361cc5 | 635 | \r |