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c9fc89a3 | 1 | /** @file\r |
2 | \r | |
8f2a5f80 HT |
3 | Copyright (c) 2006 - 2007, Intel Corporation. All rights reserved.<BR>\r |
4 | This program and the accompanying materials\r | |
c9fc89a3 | 5 | are licensed and made available under the terms and conditions of the BSD License\r |
6 | which accompanies this distribution. The full text of the license may be found at\r | |
7 | http://opensource.org/licenses/bsd-license.php\r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | WinNtGopDriver.c\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | This file implements the UEFI Device Driver model requirements for GOP\r | |
19 | \r | |
20 | GOP is short hand for Graphics Output Protocol.\r | |
21 | \r | |
22 | \r | |
23 | **/\r | |
62cf113f | 24 | #include "WinNtGop.h"\r |
c9fc89a3 | 25 | \r |
62cf113f | 26 | EFI_STATUS\r |
27 | FreeNotifyList (\r | |
28 | IN OUT LIST_ENTRY *ListHead\r | |
29 | )\r | |
30 | /*++\r | |
c9fc89a3 | 31 | \r |
62cf113f | 32 | Routine Description:\r |
33 | \r | |
34 | Arguments:\r | |
35 | \r | |
36 | ListHead - The list head\r | |
37 | \r | |
38 | Returns:\r | |
39 | \r | |
40 | EFI_SUCCESS - Free the notify list successfully\r | |
41 | EFI_INVALID_PARAMETER - ListHead is invalid.\r | |
42 | \r | |
43 | --*/\r | |
44 | {\r | |
45 | WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY *NotifyNode;\r | |
46 | \r | |
47 | if (ListHead == NULL) {\r | |
48 | return EFI_INVALID_PARAMETER;\r | |
49 | }\r | |
50 | while (!IsListEmpty (ListHead)) {\r | |
51 | NotifyNode = CR (\r | |
52 | ListHead->ForwardLink, \r | |
53 | WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY, \r | |
54 | NotifyEntry, \r | |
55 | WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY_SIGNATURE\r | |
56 | );\r | |
57 | RemoveEntryList (ListHead->ForwardLink);\r | |
58 | gBS->FreePool (NotifyNode);\r | |
59 | }\r | |
60 | \r | |
61 | return EFI_SUCCESS;\r | |
62 | }\r | |
c9fc89a3 | 63 | \r |
64 | EFI_DRIVER_BINDING_PROTOCOL gWinNtGopDriverBinding = {\r | |
65 | WinNtGopDriverBindingSupported,\r | |
66 | WinNtGopDriverBindingStart,\r | |
67 | WinNtGopDriverBindingStop,\r | |
68 | 0xa,\r | |
69 | NULL,\r | |
70 | NULL\r | |
71 | };\r | |
72 | \r | |
73 | /**\r | |
74 | The user Entry Point for module WinNtGop. The user code starts with this function.\r | |
75 | \r | |
76 | @param[in] ImageHandle The firmware allocated handle for the EFI image. \r | |
77 | @param[in] SystemTable A pointer to the EFI System Table.\r | |
78 | \r | |
79 | @retval EFI_SUCCESS The entry point is executed successfully.\r | |
80 | @retval other Some error occurs when executing this entry point.\r | |
81 | \r | |
82 | **/\r | |
83 | EFI_STATUS\r | |
84 | EFIAPI\r | |
85 | InitializeWinNtGop(\r | |
86 | IN EFI_HANDLE ImageHandle,\r | |
87 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
88 | )\r | |
89 | {\r | |
90 | EFI_STATUS Status;\r | |
91 | \r | |
92 | //\r | |
93 | // Install driver model protocol(s).\r | |
94 | //\r | |
e6e53c97 | 95 | Status = EfiLibInstallDriverBindingComponentName2 (\r |
c9fc89a3 | 96 | ImageHandle,\r |
97 | SystemTable,\r | |
98 | &gWinNtGopDriverBinding,\r | |
99 | ImageHandle,\r | |
100 | &gWinNtGopComponentName,\r | |
e6e53c97 | 101 | &gWinNtGopComponentName2\r |
c9fc89a3 | 102 | );\r |
103 | ASSERT_EFI_ERROR (Status);\r | |
104 | \r | |
105 | \r | |
106 | return Status;\r | |
107 | }\r | |
108 | \r | |
109 | /**\r | |
110 | \r | |
111 | \r | |
112 | @return None\r | |
113 | \r | |
114 | **/\r | |
115 | // TODO: This - add argument and description to function comment\r | |
116 | // TODO: Handle - add argument and description to function comment\r | |
117 | // TODO: RemainingDevicePath - add argument and description to function comment\r | |
118 | EFI_STATUS\r | |
119 | EFIAPI\r | |
120 | WinNtGopDriverBindingSupported (\r | |
121 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
122 | IN EFI_HANDLE Handle,\r | |
123 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
124 | )\r | |
125 | {\r | |
126 | EFI_STATUS Status;\r | |
127 | EFI_WIN_NT_IO_PROTOCOL *WinNtIo;\r | |
128 | \r | |
129 | //\r | |
130 | // Open the IO Abstraction(s) needed to perform the supported test\r | |
131 | //\r | |
132 | Status = gBS->OpenProtocol (\r | |
133 | Handle,\r | |
134 | &gEfiWinNtIoProtocolGuid,\r | |
63941829 | 135 | (VOID **) &WinNtIo,\r |
c9fc89a3 | 136 | This->DriverBindingHandle,\r |
137 | Handle,\r | |
138 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
139 | );\r | |
140 | if (EFI_ERROR (Status)) {\r | |
141 | return Status;\r | |
142 | }\r | |
143 | \r | |
144 | Status = WinNtGopSupported (WinNtIo);\r | |
145 | \r | |
146 | //\r | |
147 | // Close the I/O Abstraction(s) used to perform the supported test\r | |
148 | //\r | |
149 | gBS->CloseProtocol (\r | |
150 | Handle,\r | |
151 | &gEfiWinNtIoProtocolGuid,\r | |
152 | This->DriverBindingHandle,\r | |
153 | Handle\r | |
154 | );\r | |
155 | \r | |
156 | return Status;\r | |
157 | }\r | |
158 | \r | |
159 | \r | |
160 | /**\r | |
161 | \r | |
162 | \r | |
163 | @return None\r | |
164 | \r | |
165 | **/\r | |
166 | // TODO: This - add argument and description to function comment\r | |
167 | // TODO: Handle - add argument and description to function comment\r | |
168 | // TODO: RemainingDevicePath - add argument and description to function comment\r | |
169 | // TODO: EFI_UNSUPPORTED - add return value to function comment\r | |
170 | EFI_STATUS\r | |
171 | EFIAPI\r | |
172 | WinNtGopDriverBindingStart (\r | |
173 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
174 | IN EFI_HANDLE Handle,\r | |
175 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
176 | )\r | |
177 | {\r | |
178 | EFI_WIN_NT_IO_PROTOCOL *WinNtIo;\r | |
179 | EFI_STATUS Status;\r | |
180 | GOP_PRIVATE_DATA *Private;\r | |
181 | \r | |
182 | //\r | |
183 | // Grab the protocols we need\r | |
184 | //\r | |
185 | Status = gBS->OpenProtocol (\r | |
186 | Handle,\r | |
187 | &gEfiWinNtIoProtocolGuid,\r | |
63941829 | 188 | (VOID **) &WinNtIo,\r |
c9fc89a3 | 189 | This->DriverBindingHandle,\r |
190 | Handle,\r | |
191 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
192 | );\r | |
193 | if (EFI_ERROR (Status)) {\r | |
194 | return EFI_UNSUPPORTED;\r | |
195 | }\r | |
196 | \r | |
197 | //\r | |
198 | // Allocate Private context data for SGO inteface.\r | |
199 | //\r | |
200 | Private = NULL;\r | |
201 | Private = AllocatePool (sizeof (GOP_PRIVATE_DATA));\r | |
202 | if (Private == NULL) {\r | |
62cf113f | 203 | Status = EFI_OUT_OF_RESOURCES;\r |
c9fc89a3 | 204 | goto Done;\r |
205 | }\r | |
206 | //\r | |
207 | // Set up context record\r | |
208 | //\r | |
209 | Private->Signature = GOP_PRIVATE_DATA_SIGNATURE;\r | |
210 | Private->Handle = Handle;\r | |
211 | Private->WinNtThunk = WinNtIo->WinNtThunk;\r | |
212 | \r | |
213 | Private->ControllerNameTable = NULL;\r | |
214 | \r | |
e6e53c97 | 215 | AddUnicodeString2 (\r |
c9fc89a3 | 216 | "eng",\r |
217 | gWinNtGopComponentName.SupportedLanguages,\r | |
218 | &Private->ControllerNameTable,\r | |
e6e53c97 | 219 | WinNtIo->EnvString,\r |
220 | TRUE\r | |
c9fc89a3 | 221 | );\r |
e6e53c97 | 222 | AddUnicodeString2 (\r |
223 | "en",\r | |
224 | gWinNtGopComponentName2.SupportedLanguages,\r | |
225 | &Private->ControllerNameTable,\r | |
226 | WinNtIo->EnvString,\r | |
227 | FALSE\r | |
228 | );\r | |
229 | \r | |
c9fc89a3 | 230 | \r |
231 | Private->WindowName = WinNtIo->EnvString;\r | |
232 | \r | |
233 | Status = WinNtGopConstructor (Private);\r | |
234 | if (EFI_ERROR (Status)) {\r | |
235 | goto Done;\r | |
236 | }\r | |
237 | //\r | |
238 | // Publish the Gop interface to the world\r | |
239 | //\r | |
240 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
241 | &Private->Handle,\r | |
242 | &gEfiGraphicsOutputProtocolGuid,\r | |
243 | &Private->GraphicsOutput,\r | |
244 | &gEfiSimpleTextInProtocolGuid,\r | |
245 | &Private->SimpleTextIn,\r | |
62cf113f | 246 | &gEfiSimpleTextInputExProtocolGuid,\r |
247 | &Private->SimpleTextInEx,\r | |
c9fc89a3 | 248 | NULL\r |
249 | );\r | |
250 | \r | |
251 | Done:\r | |
252 | if (EFI_ERROR (Status)) {\r | |
253 | \r | |
254 | gBS->CloseProtocol (\r | |
255 | Handle,\r | |
256 | &gEfiWinNtIoProtocolGuid,\r | |
257 | This->DriverBindingHandle,\r | |
258 | Handle\r | |
259 | );\r | |
260 | \r | |
261 | if (Private != NULL) {\r | |
262 | //\r | |
263 | // On Error Free back private data\r | |
264 | //\r | |
265 | if (Private->ControllerNameTable != NULL) {\r | |
266 | FreeUnicodeStringTable (Private->ControllerNameTable);\r | |
267 | }\r | |
268 | \r | |
62cf113f | 269 | if (Private->SimpleTextIn.WaitForKey != NULL) {\r |
270 | gBS->CloseEvent (Private->SimpleTextIn.WaitForKey);\r | |
271 | }\r | |
272 | if (Private->SimpleTextInEx.WaitForKeyEx != NULL) {\r | |
273 | gBS->CloseEvent (Private->SimpleTextInEx.WaitForKeyEx);\r | |
274 | }\r | |
275 | FreeNotifyList (&Private->NotifyList);\r | |
c9fc89a3 | 276 | FreePool (Private);\r |
277 | }\r | |
278 | }\r | |
279 | \r | |
280 | return Status;\r | |
281 | }\r | |
282 | \r | |
283 | \r | |
284 | /**\r | |
285 | \r | |
286 | \r | |
287 | @return None\r | |
288 | \r | |
289 | **/\r | |
290 | // TODO: This - add argument and description to function comment\r | |
291 | // TODO: Handle - add argument and description to function comment\r | |
292 | // TODO: NumberOfChildren - add argument and description to function comment\r | |
293 | // TODO: ChildHandleBuffer - add argument and description to function comment\r | |
294 | // TODO: EFI_NOT_STARTED - add return value to function comment\r | |
295 | // TODO: EFI_DEVICE_ERROR - add return value to function comment\r | |
296 | EFI_STATUS\r | |
297 | EFIAPI\r | |
298 | WinNtGopDriverBindingStop (\r | |
299 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
300 | IN EFI_HANDLE Handle,\r | |
301 | IN UINTN NumberOfChildren,\r | |
302 | IN EFI_HANDLE *ChildHandleBuffer\r | |
303 | )\r | |
304 | {\r | |
305 | EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r | |
306 | EFI_STATUS Status;\r | |
307 | GOP_PRIVATE_DATA *Private;\r | |
308 | \r | |
309 | Status = gBS->OpenProtocol (\r | |
310 | Handle,\r | |
311 | &gEfiGraphicsOutputProtocolGuid,\r | |
63941829 | 312 | (VOID **) &GraphicsOutput,\r |
c9fc89a3 | 313 | This->DriverBindingHandle,\r |
314 | Handle,\r | |
315 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
316 | );\r | |
317 | if (EFI_ERROR (Status)) {\r | |
318 | //\r | |
319 | // If the GOP interface does not exist the driver is not started\r | |
320 | //\r | |
321 | return EFI_NOT_STARTED;\r | |
322 | }\r | |
323 | \r | |
324 | //\r | |
325 | // Get our private context information\r | |
326 | //\r | |
327 | Private = GOP_PRIVATE_DATA_FROM_THIS (GraphicsOutput);\r | |
328 | \r | |
329 | //\r | |
330 | // Remove the SGO interface from the system\r | |
331 | //\r | |
332 | Status = gBS->UninstallMultipleProtocolInterfaces (\r | |
333 | Private->Handle,\r | |
334 | &gEfiGraphicsOutputProtocolGuid,\r | |
335 | &Private->GraphicsOutput,\r | |
336 | &gEfiSimpleTextInProtocolGuid,\r | |
337 | &Private->SimpleTextIn,\r | |
62cf113f | 338 | &gEfiSimpleTextInputExProtocolGuid,\r |
339 | &Private->SimpleTextInEx,\r | |
c9fc89a3 | 340 | NULL\r |
341 | );\r | |
342 | if (!EFI_ERROR (Status)) {\r | |
343 | //\r | |
344 | // Shutdown the hardware\r | |
345 | //\r | |
346 | Status = WinNtGopDestructor (Private);\r | |
347 | if (EFI_ERROR (Status)) {\r | |
348 | return EFI_DEVICE_ERROR;\r | |
349 | }\r | |
350 | \r | |
351 | gBS->CloseProtocol (\r | |
352 | Handle,\r | |
353 | &gEfiWinNtIoProtocolGuid,\r | |
354 | This->DriverBindingHandle,\r | |
355 | Handle\r | |
356 | );\r | |
357 | \r | |
358 | //\r | |
359 | // Free our instance data\r | |
360 | //\r | |
361 | FreeUnicodeStringTable (Private->ControllerNameTable);\r | |
62cf113f | 362 | Status = gBS->CloseEvent (Private->SimpleTextIn.WaitForKey);\r |
363 | ASSERT_EFI_ERROR (Status);\r | |
364 | Status = gBS->CloseEvent (Private->SimpleTextInEx.WaitForKeyEx);\r | |
365 | ASSERT_EFI_ERROR (Status);\r | |
366 | FreeNotifyList (&Private->NotifyList);\r | |
c9fc89a3 | 367 | \r |
62cf113f | 368 | gBS->FreePool (Private);\r |
c9fc89a3 | 369 | \r |
370 | }\r | |
371 | \r | |
372 | return Status;\r | |
373 | }\r | |
374 | \r |