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0f8304cd | 1 | /**@file\r |
2 | A faked PS/2 Touchpad driver. Routines that interacts with callers,\r | |
3 | conforming to EFI driver model\r | |
4 | \r | |
5 | Copyright (c) 2006 - 2007, Intel Corporation\r | |
6 | All rights reserved. This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
52e6faea | 16 | #include "Ps2MouseAbsolutePointer.h"\r |
0f8304cd | 17 | #include "CommPs2.h"\r |
18 | \r | |
19 | //\r | |
20 | // DriverBinding Protocol Instance\r | |
21 | //\r | |
52e6faea | 22 | EFI_DRIVER_BINDING_PROTOCOL gPS2MouseAbsolutePointerDriver = {\r |
23 | PS2MouseAbsolutePointerDriverSupported,\r | |
24 | PS2MouseAbsolutePointerDriverStart,\r | |
25 | PS2MouseAbsolutePointerDriverStop,\r | |
0f8304cd | 26 | 0x1,\r |
27 | NULL,\r | |
28 | NULL\r | |
29 | };\r | |
30 | \r | |
31 | EFI_STATUS\r | |
32 | EFIAPI\r | |
52e6faea | 33 | PS2MouseAbsolutePointerDriverSupported (\r |
0f8304cd | 34 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
35 | IN EFI_HANDLE Controller,\r | |
36 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
37 | )\r | |
38 | /*++\r | |
39 | \r | |
40 | Routine Description:\r | |
41 | \r | |
42 | ControllerDriver Protocol Method\r | |
43 | \r | |
44 | Arguments:\r | |
45 | \r | |
46 | Returns:\r | |
47 | \r | |
48 | --*/\r | |
49 | // GC_TODO: This - add argument and description to function comment\r | |
50 | // GC_TODO: Controller - add argument and description to function comment\r | |
51 | // GC_TODO: RemainingDevicePath - add argument and description to function comment\r | |
52 | {\r | |
53 | EFI_STATUS Status;\r | |
54 | EFI_ISA_IO_PROTOCOL *IsaIo;\r | |
55 | \r | |
56 | Status = EFI_SUCCESS;\r | |
57 | \r | |
58 | //\r | |
59 | // Open the IO Abstraction(s) needed to perform the supported test\r | |
60 | //\r | |
61 | Status = gBS->OpenProtocol (\r | |
62 | Controller,\r | |
63 | &gEfiIsaIoProtocolGuid,\r | |
64 | (VOID **) &IsaIo,\r | |
65 | This->DriverBindingHandle,\r | |
66 | Controller,\r | |
67 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
68 | );\r | |
69 | if (EFI_ERROR (Status)) {\r | |
70 | return Status;\r | |
71 | }\r | |
72 | //\r | |
73 | // Use the ISA I/O Protocol to see if Controller is the Mouse controller\r | |
74 | //\r | |
75 | switch (IsaIo->ResourceList->Device.HID) {\r | |
76 | case EISA_PNP_ID (0xF03):\r | |
77 | //\r | |
78 | // Microsoft PS/2 style mouse\r | |
79 | //\r | |
80 | case EISA_PNP_ID (0xF13):\r | |
81 | //\r | |
82 | // PS/2 Port for PS/2-style Mice\r | |
83 | //\r | |
84 | break;\r | |
85 | \r | |
86 | case EISA_PNP_ID (0x303):\r | |
87 | //\r | |
88 | // IBM Enhanced (101/102-key, PS/2 mouse support)\r | |
89 | //\r | |
90 | if (IsaIo->ResourceList->Device.UID == 1) {\r | |
91 | break;\r | |
92 | }\r | |
93 | \r | |
94 | default:\r | |
95 | Status = EFI_UNSUPPORTED;\r | |
96 | break;\r | |
97 | }\r | |
98 | //\r | |
99 | // Close the I/O Abstraction(s) used to perform the supported test\r | |
100 | //\r | |
101 | gBS->CloseProtocol (\r | |
102 | Controller,\r | |
103 | &gEfiIsaIoProtocolGuid,\r | |
104 | This->DriverBindingHandle,\r | |
105 | Controller\r | |
106 | );\r | |
107 | \r | |
108 | return Status;\r | |
109 | }\r | |
110 | \r | |
111 | EFI_STATUS\r | |
112 | EFIAPI\r | |
52e6faea | 113 | PS2MouseAbsolutePointerDriverStart (\r |
0f8304cd | 114 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
115 | IN EFI_HANDLE Controller,\r | |
116 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
117 | )\r | |
118 | /*++\r | |
119 | \r | |
120 | Routine Description:\r | |
121 | Start protocol interfaces for the mouse device handles.\r | |
122 | \r | |
123 | Arguments:\r | |
124 | This - Protocol instance pointer.\r | |
125 | Controller - Handle of device to bind driver to.\r | |
126 | RemainingDevicePath - Not used.\r | |
127 | \r | |
128 | Returns:\r | |
129 | EFI_SUCCESS - This driver is added to DeviceHandle.\r | |
130 | other - Errors occurred.\r | |
131 | \r | |
132 | --*/\r | |
133 | {\r | |
134 | EFI_STATUS Status;\r | |
135 | EFI_STATUS EmptyStatus;\r | |
136 | EFI_ISA_IO_PROTOCOL *IsaIo;\r | |
52e6faea | 137 | PS2_MOUSE_ABSOLUTE_POINTER_DEV *MouseAbsolutePointerDev;\r |
0f8304cd | 138 | UINT8 Data;\r |
139 | EFI_TPL OldTpl;\r | |
140 | EFI_STATUS_CODE_VALUE StatusCode;\r | |
141 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r | |
142 | \r | |
143 | StatusCode = 0;\r | |
52e6faea | 144 | MouseAbsolutePointerDev = NULL;\r |
0f8304cd | 145 | IsaIo = NULL;\r |
146 | \r | |
147 | //\r | |
148 | // Open the device path protocol\r | |
149 | //\r | |
150 | Status = gBS->OpenProtocol (\r | |
151 | Controller,\r | |
152 | &gEfiDevicePathProtocolGuid,\r | |
153 | (VOID **) &ParentDevicePath,\r | |
154 | This->DriverBindingHandle,\r | |
155 | Controller,\r | |
156 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
157 | );\r | |
158 | if (EFI_ERROR (Status)) {\r | |
159 | return Status;\r | |
160 | }\r | |
161 | //\r | |
162 | // Report that the keyboard is being enabled\r | |
163 | //\r | |
164 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
165 | EFI_PROGRESS_CODE,\r | |
166 | EFI_PERIPHERAL_MOUSE | EFI_P_PC_ENABLE,\r | |
167 | ParentDevicePath\r | |
168 | );\r | |
169 | \r | |
170 | //\r | |
171 | // Get the ISA I/O Protocol on Controller's handle\r | |
172 | //\r | |
173 | Status = gBS->OpenProtocol (\r | |
174 | Controller,\r | |
175 | &gEfiIsaIoProtocolGuid,\r | |
176 | (VOID **) &IsaIo,\r | |
177 | This->DriverBindingHandle,\r | |
178 | Controller,\r | |
179 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
180 | );\r | |
181 | if (EFI_ERROR (Status)) {\r | |
182 | gBS->CloseProtocol (\r | |
183 | Controller,\r | |
184 | &gEfiDevicePathProtocolGuid,\r | |
185 | This->DriverBindingHandle,\r | |
186 | Controller\r | |
187 | );\r | |
188 | return EFI_INVALID_PARAMETER;\r | |
189 | }\r | |
190 | //\r | |
191 | // Raise TPL to avoid keyboard operation impact\r | |
192 | //\r | |
193 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r | |
194 | \r | |
195 | //\r | |
196 | // Allocate private data\r | |
197 | //\r | |
52e6faea | 198 | MouseAbsolutePointerDev = AllocateZeroPool (sizeof (PS2_MOUSE_ABSOLUTE_POINTER_DEV));\r |
199 | if (MouseAbsolutePointerDev == NULL) {\r | |
0f8304cd | 200 | Status = EFI_OUT_OF_RESOURCES;\r |
201 | goto ErrorExit;\r | |
202 | }\r | |
203 | //\r | |
204 | // Setup the device instance\r | |
205 | //\r | |
52e6faea | 206 | MouseAbsolutePointerDev->Signature = PS2_MOUSE_ABSOLUTE_POINTER_DEV_SIGNATURE;\r |
207 | MouseAbsolutePointerDev->Handle = Controller;\r | |
208 | MouseAbsolutePointerDev->SampleRate = SSR_20;\r | |
209 | MouseAbsolutePointerDev->Resolution = CMR4;\r | |
210 | MouseAbsolutePointerDev->Scaling = SF1;\r | |
211 | MouseAbsolutePointerDev->DataPackageSize = 3;\r | |
212 | MouseAbsolutePointerDev->IsaIo = IsaIo;\r | |
213 | MouseAbsolutePointerDev->DevicePath = ParentDevicePath;\r | |
0f8304cd | 214 | \r |
215 | //\r | |
216 | // Resolution = 4 counts/mm\r | |
217 | //\r | |
52e6faea | 218 | MouseAbsolutePointerDev->Mode.AbsoluteMaxX = 1024;\r |
219 | MouseAbsolutePointerDev->Mode.AbsoluteMinX = 0;\r | |
220 | MouseAbsolutePointerDev->Mode.AbsoluteMaxY = 798;\r | |
221 | MouseAbsolutePointerDev->Mode.AbsoluteMinY = 0;\r | |
222 | MouseAbsolutePointerDev->Mode.AbsoluteMaxZ = 0;\r | |
223 | MouseAbsolutePointerDev->Mode.AbsoluteMinZ = 0;\r | |
224 | MouseAbsolutePointerDev->Mode.Attributes = 0x03;\r | |
0f8304cd | 225 | \r |
52e6faea | 226 | MouseAbsolutePointerDev->AbsolutePointerProtocol.Reset = MouseAbsolutePointerReset;\r |
227 | MouseAbsolutePointerDev->AbsolutePointerProtocol.GetState = MouseAbsolutePointerGetState;\r | |
228 | MouseAbsolutePointerDev->AbsolutePointerProtocol.Mode = &(MouseAbsolutePointerDev->Mode);\r | |
0f8304cd | 229 | \r |
230 | //\r | |
231 | // Initialize keyboard controller if necessary\r | |
232 | //\r | |
233 | IsaIo->Io.Read (IsaIo, EfiIsaIoWidthUint8, KBC_CMD_STS_PORT, 1, &Data);\r | |
234 | if ((Data & KBC_SYSF) != KBC_SYSF) {\r | |
235 | Status = KbcSelfTest (IsaIo);\r | |
236 | if (EFI_ERROR (Status)) {\r | |
237 | StatusCode = EFI_PERIPHERAL_MOUSE | EFI_P_EC_CONTROLLER_ERROR;\r | |
238 | goto ErrorExit;\r | |
239 | }\r | |
240 | }\r | |
241 | \r | |
242 | KbcEnableAux (IsaIo);\r | |
243 | \r | |
244 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
245 | EFI_PROGRESS_CODE,\r | |
246 | EFI_PERIPHERAL_MOUSE | EFI_P_PC_PRESENCE_DETECT,\r | |
247 | ParentDevicePath\r | |
248 | );\r | |
249 | \r | |
250 | //\r | |
251 | // Reset the mouse\r | |
252 | //\r | |
52e6faea | 253 | Status = MouseAbsolutePointerDev->AbsolutePointerProtocol.Reset (&MouseAbsolutePointerDev->AbsolutePointerProtocol, TRUE);\r |
0f8304cd | 254 | if (EFI_ERROR (Status)) {\r |
255 | //\r | |
256 | // mouse not connected\r | |
257 | //\r | |
258 | Status = EFI_SUCCESS;\r | |
259 | StatusCode = EFI_PERIPHERAL_MOUSE | EFI_P_EC_NOT_DETECTED;\r | |
260 | goto ErrorExit;\r | |
261 | }\r | |
262 | //\r | |
263 | // Setup the WaitForKey event\r | |
264 | //\r | |
265 | Status = gBS->CreateEvent (\r | |
266 | EVT_NOTIFY_WAIT,\r | |
267 | TPL_NOTIFY,\r | |
52e6faea | 268 | MouseAbsolutePointerWaitForInput,\r |
269 | MouseAbsolutePointerDev,\r | |
270 | &((MouseAbsolutePointerDev->AbsolutePointerProtocol).WaitForInput)\r | |
0f8304cd | 271 | );\r |
272 | if (EFI_ERROR (Status)) {\r | |
273 | Status = EFI_OUT_OF_RESOURCES;\r | |
274 | goto ErrorExit;\r | |
275 | }\r | |
276 | //\r | |
277 | // Setup a periodic timer, used to poll mouse state\r | |
278 | //\r | |
279 | Status = gBS->CreateEvent (\r | |
280 | EVT_TIMER | EVT_NOTIFY_SIGNAL,\r | |
281 | TPL_NOTIFY,\r | |
52e6faea | 282 | PollMouseAbsolutePointer,\r |
283 | MouseAbsolutePointerDev,\r | |
284 | &MouseAbsolutePointerDev->TimerEvent\r | |
0f8304cd | 285 | );\r |
286 | if (EFI_ERROR (Status)) {\r | |
287 | Status = EFI_OUT_OF_RESOURCES;\r | |
288 | goto ErrorExit;\r | |
289 | }\r | |
290 | //\r | |
291 | // Start timer to poll mouse (100 samples per second)\r | |
292 | //\r | |
52e6faea | 293 | Status = gBS->SetTimer (MouseAbsolutePointerDev->TimerEvent, TimerPeriodic, 100000);\r |
0f8304cd | 294 | if (EFI_ERROR (Status)) {\r |
295 | Status = EFI_OUT_OF_RESOURCES;\r | |
296 | goto ErrorExit;\r | |
297 | }\r | |
298 | \r | |
52e6faea | 299 | MouseAbsolutePointerDev->ControllerNameTable = NULL;\r |
0f8304cd | 300 | AddUnicodeString2 (\r |
301 | "eng",\r | |
52e6faea | 302 | gPs2MouseAbsolutePointerComponentName.SupportedLanguages,\r |
303 | &MouseAbsolutePointerDev->ControllerNameTable,\r | |
0f8304cd | 304 | L"Faked PS/2 Touchpad Device",\r |
305 | TRUE\r | |
306 | );\r | |
307 | AddUnicodeString2 (\r | |
308 | "en",\r | |
52e6faea | 309 | gPs2MouseAbsolutePointerComponentName2.SupportedLanguages,\r |
310 | &MouseAbsolutePointerDev->ControllerNameTable,\r | |
0f8304cd | 311 | L"Faked PS/2 Touchpad Device",\r |
312 | FALSE\r | |
313 | );\r | |
314 | \r | |
315 | \r | |
316 | //\r | |
317 | // Install protocol interfaces for the mouse device.\r | |
318 | //\r | |
319 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
320 | &Controller,\r | |
321 | &gEfiAbsolutePointerProtocolGuid,\r | |
52e6faea | 322 | &MouseAbsolutePointerDev->AbsolutePointerProtocol,\r |
0f8304cd | 323 | NULL\r |
324 | );\r | |
325 | if (EFI_ERROR (Status)) {\r | |
326 | goto ErrorExit;\r | |
327 | }\r | |
328 | \r | |
329 | gBS->RestoreTPL (OldTpl);\r | |
330 | \r | |
331 | return Status;\r | |
332 | \r | |
333 | ErrorExit:\r | |
334 | \r | |
335 | KbcDisableAux (IsaIo);\r | |
336 | \r | |
337 | if (StatusCode != 0) {\r | |
338 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
339 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
340 | StatusCode,\r | |
341 | ParentDevicePath\r | |
342 | );\r | |
343 | }\r | |
344 | \r | |
52e6faea | 345 | if ((MouseAbsolutePointerDev != NULL) && (MouseAbsolutePointerDev->AbsolutePointerProtocol.WaitForInput != NULL)) {\r |
346 | gBS->CloseEvent (MouseAbsolutePointerDev->AbsolutePointerProtocol.WaitForInput);\r | |
0f8304cd | 347 | }\r |
348 | \r | |
52e6faea | 349 | if ((MouseAbsolutePointerDev != NULL) && (MouseAbsolutePointerDev->TimerEvent != NULL)) {\r |
350 | gBS->CloseEvent (MouseAbsolutePointerDev->TimerEvent);\r | |
0f8304cd | 351 | }\r |
352 | \r | |
52e6faea | 353 | if ((MouseAbsolutePointerDev != NULL) && (MouseAbsolutePointerDev->ControllerNameTable != NULL)) {\r |
354 | FreeUnicodeStringTable (MouseAbsolutePointerDev->ControllerNameTable);\r | |
0f8304cd | 355 | }\r |
356 | //\r | |
357 | // Since there will be no timer handler for mouse input any more,\r | |
358 | // exhaust input data just in case there is still mouse data left\r | |
359 | //\r | |
360 | EmptyStatus = EFI_SUCCESS;\r | |
361 | while (!EFI_ERROR (EmptyStatus)) {\r | |
362 | EmptyStatus = In8042Data (IsaIo, &Data);\r | |
363 | }\r | |
364 | \r | |
52e6faea | 365 | if (MouseAbsolutePointerDev != NULL) {\r |
366 | gBS->FreePool (MouseAbsolutePointerDev);\r | |
0f8304cd | 367 | }\r |
368 | \r | |
369 | gBS->CloseProtocol (\r | |
370 | Controller,\r | |
371 | &gEfiDevicePathProtocolGuid,\r | |
372 | This->DriverBindingHandle,\r | |
373 | Controller\r | |
374 | );\r | |
375 | \r | |
376 | gBS->CloseProtocol (\r | |
377 | Controller,\r | |
378 | &gEfiIsaIoProtocolGuid,\r | |
379 | This->DriverBindingHandle,\r | |
380 | Controller\r | |
381 | );\r | |
382 | \r | |
383 | gBS->RestoreTPL (OldTpl);\r | |
384 | \r | |
385 | return Status;\r | |
386 | }\r | |
387 | \r | |
388 | EFI_STATUS\r | |
389 | EFIAPI\r | |
52e6faea | 390 | PS2MouseAbsolutePointerDriverStop (\r |
0f8304cd | 391 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
392 | IN EFI_HANDLE Controller,\r | |
393 | IN UINTN NumberOfChildren,\r | |
394 | IN EFI_HANDLE *ChildHandleBuffer\r | |
395 | )\r | |
396 | /*++\r | |
397 | \r | |
398 | Routine Description:\r | |
399 | \r | |
400 | Arguments:\r | |
401 | \r | |
402 | Returns:\r | |
403 | \r | |
404 | --*/\r | |
405 | // GC_TODO: This - add argument and description to function comment\r | |
406 | // GC_TODO: Controller - add argument and description to function comment\r | |
407 | // GC_TODO: NumberOfChildren - add argument and description to function comment\r | |
408 | // GC_TODO: ChildHandleBuffer - add argument and description to function comment\r | |
409 | // GC_TODO: EFI_SUCCESS - add return value to function comment\r | |
410 | // GC_TODO: EFI_SUCCESS - add return value to function comment\r | |
411 | {\r | |
412 | EFI_STATUS Status;\r | |
413 | EFI_ABSOLUTE_POINTER_PROTOCOL *AbsolutePointerProtocol;\r | |
52e6faea | 414 | PS2_MOUSE_ABSOLUTE_POINTER_DEV *MouseAbsolutePointerDev;\r |
0f8304cd | 415 | UINT8 Data;\r |
416 | \r | |
417 | Status = gBS->OpenProtocol (\r | |
418 | Controller,\r | |
419 | &gEfiAbsolutePointerProtocolGuid,\r | |
420 | (VOID **) &AbsolutePointerProtocol,\r | |
421 | This->DriverBindingHandle,\r | |
422 | Controller,\r | |
423 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
424 | );\r | |
425 | if (EFI_ERROR (Status)) {\r | |
426 | return EFI_SUCCESS;\r | |
427 | }\r | |
428 | \r | |
52e6faea | 429 | MouseAbsolutePointerDev = PS2_MOUSE_ABSOLUTE_POINTER_DEV_FROM_THIS (AbsolutePointerProtocol);\r |
0f8304cd | 430 | \r |
431 | //\r | |
432 | // Report that the keyboard is being disabled\r | |
433 | //\r | |
434 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
435 | EFI_PROGRESS_CODE,\r | |
436 | EFI_PERIPHERAL_MOUSE | EFI_P_PC_DISABLE,\r | |
52e6faea | 437 | MouseAbsolutePointerDev->DevicePath\r |
0f8304cd | 438 | );\r |
439 | \r | |
440 | Status = gBS->UninstallProtocolInterface (\r | |
441 | Controller,\r | |
442 | &gEfiAbsolutePointerProtocolGuid,\r | |
52e6faea | 443 | &MouseAbsolutePointerDev->AbsolutePointerProtocol\r |
0f8304cd | 444 | );\r |
445 | if (EFI_ERROR (Status)) {\r | |
446 | return Status;\r | |
447 | }\r | |
448 | //\r | |
449 | // Disable mouse on keyboard controller\r | |
450 | //\r | |
52e6faea | 451 | KbcDisableAux (MouseAbsolutePointerDev->IsaIo);\r |
0f8304cd | 452 | \r |
453 | //\r | |
454 | // Cancel mouse data polling timer, close timer event\r | |
455 | //\r | |
52e6faea | 456 | gBS->SetTimer (MouseAbsolutePointerDev->TimerEvent, TimerCancel, 0);\r |
457 | gBS->CloseEvent (MouseAbsolutePointerDev->TimerEvent);\r | |
0f8304cd | 458 | \r |
459 | //\r | |
460 | // Since there will be no timer handler for mouse input any more,\r | |
461 | // exhaust input data just in case there is still mouse data left\r | |
462 | //\r | |
463 | Status = EFI_SUCCESS;\r | |
464 | while (!EFI_ERROR (Status)) {\r | |
52e6faea | 465 | Status = In8042Data (MouseAbsolutePointerDev->IsaIo, &Data);\r |
0f8304cd | 466 | }\r |
467 | \r | |
52e6faea | 468 | gBS->CloseEvent (MouseAbsolutePointerDev->AbsolutePointerProtocol.WaitForInput);\r |
469 | FreeUnicodeStringTable (MouseAbsolutePointerDev->ControllerNameTable);\r | |
470 | gBS->FreePool (MouseAbsolutePointerDev);\r | |
0f8304cd | 471 | \r |
472 | gBS->CloseProtocol (\r | |
473 | Controller,\r | |
474 | &gEfiDevicePathProtocolGuid,\r | |
475 | This->DriverBindingHandle,\r | |
476 | Controller\r | |
477 | );\r | |
478 | \r | |
479 | gBS->CloseProtocol (\r | |
480 | Controller,\r | |
481 | &gEfiIsaIoProtocolGuid,\r | |
482 | This->DriverBindingHandle,\r | |
483 | Controller\r | |
484 | );\r | |
485 | \r | |
486 | return EFI_SUCCESS;\r | |
487 | }\r | |
488 | \r | |
489 | EFI_STATUS\r | |
490 | EFIAPI\r | |
52e6faea | 491 | MouseAbsolutePointerReset (\r |
0f8304cd | 492 | IN EFI_ABSOLUTE_POINTER_PROTOCOL *This,\r |
493 | IN BOOLEAN ExtendedVerification\r | |
494 | )\r | |
495 | /*++\r | |
496 | \r | |
497 | Routine Description:\r | |
498 | \r | |
499 | Reset the Mouse and do BAT test for it, if ExtendedVerification isTRUE and there is a mouse device connectted to system\r | |
500 | \r | |
501 | Arguments:\r | |
502 | \r | |
503 | This - Pointer of simple pointer Protocol.\r | |
504 | ExtendedVerification - Whether configure mouse parameters. True: do; FALSE: skip.\r | |
505 | \r | |
506 | Returns:\r | |
507 | \r | |
508 | EFI_SUCCESS - The command byte is written successfully.\r | |
509 | EFI_DEVICE_ERROR - Errors occurred during reseting keyboard.\r | |
510 | \r | |
511 | --*/\r | |
512 | {\r | |
513 | EFI_STATUS Status;\r | |
52e6faea | 514 | PS2_MOUSE_ABSOLUTE_POINTER_DEV *MouseAbsolutePointerDev;\r |
0f8304cd | 515 | EFI_TPL OldTpl;\r |
516 | BOOLEAN KeyboardEnable;\r | |
517 | UINT8 Data;\r | |
518 | \r | |
52e6faea | 519 | MouseAbsolutePointerDev = PS2_MOUSE_ABSOLUTE_POINTER_DEV_FROM_THIS (This);\r |
0f8304cd | 520 | \r |
521 | //\r | |
522 | // Report reset progress code\r | |
523 | //\r | |
524 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
525 | EFI_PROGRESS_CODE,\r | |
526 | EFI_PERIPHERAL_MOUSE | EFI_P_PC_RESET,\r | |
52e6faea | 527 | MouseAbsolutePointerDev->DevicePath\r |
0f8304cd | 528 | );\r |
529 | \r | |
530 | KeyboardEnable = FALSE;\r | |
531 | \r | |
532 | //\r | |
533 | // Raise TPL to avoid keyboard operation impact\r | |
534 | //\r | |
535 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r | |
536 | \r | |
52e6faea | 537 | ZeroMem (&MouseAbsolutePointerDev->State, sizeof (EFI_ABSOLUTE_POINTER_STATE));\r |
538 | MouseAbsolutePointerDev->StateChanged = FALSE;\r | |
0f8304cd | 539 | \r |
540 | //\r | |
541 | // Exhaust input data\r | |
542 | //\r | |
543 | Status = EFI_SUCCESS;\r | |
544 | while (!EFI_ERROR (Status)) {\r | |
52e6faea | 545 | Status = In8042Data (MouseAbsolutePointerDev->IsaIo, &Data);\r |
0f8304cd | 546 | }\r |
547 | \r | |
52e6faea | 548 | CheckKbStatus (MouseAbsolutePointerDev->IsaIo, &KeyboardEnable);\r |
0f8304cd | 549 | \r |
52e6faea | 550 | KbcDisableKb (MouseAbsolutePointerDev->IsaIo);\r |
0f8304cd | 551 | \r |
52e6faea | 552 | MouseAbsolutePointerDev->IsaIo->Io.Read (MouseAbsolutePointerDev->IsaIo, EfiIsaIoWidthUint8, KBC_CMD_STS_PORT, 1, &Data);\r |
0f8304cd | 553 | \r |
554 | //\r | |
555 | // if there's data block on KBC data port, read it out\r | |
556 | //\r | |
557 | if ((Data & KBC_OUTB) == KBC_OUTB) {\r | |
52e6faea | 558 | MouseAbsolutePointerDev->IsaIo->Io.Read (MouseAbsolutePointerDev->IsaIo, EfiIsaIoWidthUint8, KBC_DATA_PORT, 1, &Data);\r |
0f8304cd | 559 | }\r |
560 | \r | |
561 | Status = EFI_SUCCESS;\r | |
562 | //\r | |
563 | // The PS2 mouse driver reset behavior is always successfully return no matter wheater or not there is mouse connected to system.\r | |
564 | // This behavior is needed by performance speed. The following mouse command only succeessfully finish when mouse device is\r | |
565 | // connected to system, so if PS2 mouse device not connect to system or user not ask for, we skip the mouse configuration and enabling\r | |
566 | //\r | |
52e6faea | 567 | if (ExtendedVerification && CheckMouseAbsolutePointerConnect (MouseAbsolutePointerDev)) {\r |
0f8304cd | 568 | //\r |
569 | // Send mouse reset command and set mouse default configure\r | |
570 | //\r | |
52e6faea | 571 | Status = PS2MouseReset (MouseAbsolutePointerDev->IsaIo);\r |
0f8304cd | 572 | if (EFI_ERROR (Status)) {\r |
573 | Status = EFI_DEVICE_ERROR;\r | |
574 | goto Exit;\r | |
575 | }\r | |
576 | \r | |
52e6faea | 577 | Status = PS2MouseSetSampleRate (MouseAbsolutePointerDev->IsaIo, MouseAbsolutePointerDev->SampleRate);\r |
0f8304cd | 578 | if (EFI_ERROR (Status)) {\r |
579 | Status = EFI_DEVICE_ERROR;\r | |
580 | goto Exit;\r | |
581 | }\r | |
582 | \r | |
52e6faea | 583 | Status = PS2MouseSetResolution (MouseAbsolutePointerDev->IsaIo, MouseAbsolutePointerDev->Resolution);\r |
0f8304cd | 584 | if (EFI_ERROR (Status)) {\r |
585 | Status = EFI_DEVICE_ERROR;\r | |
586 | goto Exit;\r | |
587 | }\r | |
588 | \r | |
52e6faea | 589 | Status = PS2MouseSetScaling (MouseAbsolutePointerDev->IsaIo, MouseAbsolutePointerDev->Scaling);\r |
0f8304cd | 590 | if (EFI_ERROR (Status)) {\r |
591 | Status = EFI_DEVICE_ERROR;\r | |
592 | goto Exit;\r | |
593 | }\r | |
594 | \r | |
52e6faea | 595 | Status = PS2MouseEnable (MouseAbsolutePointerDev->IsaIo);\r |
0f8304cd | 596 | if (EFI_ERROR (Status)) {\r |
597 | Status = EFI_DEVICE_ERROR;\r | |
598 | goto Exit;\r | |
599 | }\r | |
600 | }\r | |
601 | Exit:\r | |
602 | gBS->RestoreTPL (OldTpl);\r | |
603 | \r | |
604 | if (KeyboardEnable) {\r | |
52e6faea | 605 | KbcEnableKb (MouseAbsolutePointerDev->IsaIo);\r |
0f8304cd | 606 | }\r |
607 | \r | |
608 | return Status;\r | |
609 | }\r | |
610 | \r | |
611 | BOOLEAN\r | |
52e6faea | 612 | CheckMouseAbsolutePointerConnect (\r |
613 | IN PS2_MOUSE_ABSOLUTE_POINTER_DEV *MouseAbsolutePointerDev\r | |
0f8304cd | 614 | )\r |
615 | /*++\r | |
616 | \r | |
617 | Routine Description:\r | |
618 | \r | |
619 | Check whether there is Ps/2 mouse device in system\r | |
620 | \r | |
621 | Arguments:\r | |
622 | \r | |
623 | PS2_MOUSE_DEV - Mouse Private Data Structure\r | |
624 | \r | |
625 | Returns:\r | |
626 | \r | |
627 | TRUE - Keyboard in System.\r | |
628 | FALSE - Keyboard not in System.\r | |
629 | \r | |
630 | --*/\r | |
631 | {\r | |
632 | EFI_STATUS Status;\r | |
633 | \r | |
52e6faea | 634 | Status = PS2MouseEnable (MouseAbsolutePointerDev->IsaIo);\r |
0f8304cd | 635 | if (!EFI_ERROR (Status)) {\r |
636 | return TRUE;\r | |
637 | }\r | |
638 | \r | |
639 | return FALSE;\r | |
640 | }\r | |
641 | \r | |
642 | EFI_STATUS\r | |
643 | EFIAPI\r | |
52e6faea | 644 | MouseAbsolutePointerGetState (\r |
0f8304cd | 645 | IN EFI_ABSOLUTE_POINTER_PROTOCOL *This,\r |
646 | IN OUT EFI_ABSOLUTE_POINTER_STATE *State\r | |
647 | )\r | |
648 | /*++\r | |
649 | \r | |
650 | Routine Description:\r | |
651 | \r | |
652 | GC_TODO: Add function description\r | |
653 | \r | |
654 | Arguments:\r | |
655 | \r | |
656 | This - GC_TODO: add argument description\r | |
657 | State - GC_TODO: add argument description\r | |
658 | \r | |
659 | Returns:\r | |
660 | \r | |
661 | EFI_INVALID_PARAMETER - GC_TODO: Add description for return value\r | |
662 | EFI_NOT_READY - GC_TODO: Add description for return value\r | |
663 | EFI_SUCCESS - GC_TODO: Add description for return value\r | |
664 | \r | |
665 | --*/\r | |
666 | {\r | |
52e6faea | 667 | PS2_MOUSE_ABSOLUTE_POINTER_DEV *MouseAbsolutePointerDev;\r |
0f8304cd | 668 | EFI_TPL OldTpl;\r |
669 | \r | |
52e6faea | 670 | MouseAbsolutePointerDev = PS2_MOUSE_ABSOLUTE_POINTER_DEV_FROM_THIS (This);\r |
0f8304cd | 671 | \r |
672 | if (State == NULL) {\r | |
673 | return EFI_INVALID_PARAMETER;\r | |
674 | }\r | |
675 | \r | |
52e6faea | 676 | if (!MouseAbsolutePointerDev->StateChanged) {\r |
0f8304cd | 677 | return EFI_NOT_READY;\r |
678 | }\r | |
679 | \r | |
680 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r | |
52e6faea | 681 | CopyMem (State, &(MouseAbsolutePointerDev->State), sizeof (EFI_ABSOLUTE_POINTER_STATE));\r |
0f8304cd | 682 | \r |
683 | //\r | |
684 | // clear mouse state\r | |
685 | //\r | |
52e6faea | 686 | MouseAbsolutePointerDev->State.CurrentX = 0;\r |
687 | MouseAbsolutePointerDev->State.CurrentY = 0;\r | |
688 | MouseAbsolutePointerDev->State.CurrentZ = 0;\r | |
689 | MouseAbsolutePointerDev->State.ActiveButtons = 0x0;\r | |
690 | MouseAbsolutePointerDev->StateChanged = FALSE;\r | |
0f8304cd | 691 | gBS->RestoreTPL (OldTpl);\r |
692 | \r | |
693 | return EFI_SUCCESS;\r | |
694 | }\r | |
695 | \r | |
696 | VOID\r | |
697 | EFIAPI\r | |
52e6faea | 698 | MouseAbsolutePointerWaitForInput (\r |
0f8304cd | 699 | IN EFI_EVENT Event,\r |
700 | IN VOID *Context\r | |
701 | )\r | |
702 | /*++\r | |
703 | \r | |
704 | Routine Description:\r | |
705 | \r | |
706 | Event notification function for SIMPLE_POINTER.WaitForInput event\r | |
707 | Signal the event if there is input from mouse\r | |
708 | \r | |
709 | Arguments:\r | |
710 | \r | |
711 | Returns:\r | |
712 | \r | |
713 | --*/\r | |
714 | // GC_TODO: Event - add argument and description to function comment\r | |
715 | // GC_TODO: Context - add argument and description to function comment\r | |
716 | {\r | |
52e6faea | 717 | PS2_MOUSE_ABSOLUTE_POINTER_DEV *MouseAbsolutePointerDev;\r |
0f8304cd | 718 | \r |
52e6faea | 719 | MouseAbsolutePointerDev = (PS2_MOUSE_ABSOLUTE_POINTER_DEV *) Context;\r |
0f8304cd | 720 | \r |
721 | //\r | |
722 | // Someone is waiting on the mouse event, if there's\r | |
723 | // input from mouse, signal the event\r | |
724 | //\r | |
52e6faea | 725 | if (MouseAbsolutePointerDev->StateChanged) {\r |
0f8304cd | 726 | gBS->SignalEvent (Event);\r |
727 | }\r | |
728 | \r | |
729 | }\r | |
730 | \r | |
731 | VOID\r | |
732 | EFIAPI\r | |
52e6faea | 733 | PollMouseAbsolutePointer(\r |
0f8304cd | 734 | IN EFI_EVENT Event,\r |
735 | IN VOID *Context\r | |
736 | )\r | |
737 | /*++\r | |
738 | \r | |
739 | Routine Description:\r | |
740 | \r | |
741 | Event notification function for TimerEvent event\r | |
742 | If mouse device is connected to system, try to get the mouse packet data\r | |
743 | \r | |
744 | Arguments:\r | |
745 | \r | |
746 | Event - TimerEvent in PS2_MOUSE_DEV\r | |
747 | Context - Pointer to PS2_MOUSE_DEV structure\r | |
748 | \r | |
749 | Returns:\r | |
750 | \r | |
751 | None\r | |
752 | \r | |
753 | --*/\r | |
754 | {\r | |
52e6faea | 755 | PS2_MOUSE_ABSOLUTE_POINTER_DEV *MouseAbsolutePointerDev;\r |
0f8304cd | 756 | \r |
52e6faea | 757 | MouseAbsolutePointerDev = (PS2_MOUSE_ABSOLUTE_POINTER_DEV *) Context;\r |
0f8304cd | 758 | \r |
759 | //\r | |
760 | // Polling mouse packet data\r | |
761 | //\r | |
52e6faea | 762 | PS2MouseGetPacket (MouseAbsolutePointerDev);\r |
0f8304cd | 763 | }\r |
764 | \r | |
765 | /**\r | |
52e6faea | 766 | The user Entry Point for module Ps2MouseAbsolutePointer. The user code starts with this function.\r |
0f8304cd | 767 | \r |
768 | @param[in] ImageHandle The firmware allocated handle for the EFI image. \r | |
769 | @param[in] SystemTable A pointer to the EFI System Table.\r | |
770 | \r | |
771 | @retval EFI_SUCCESS The entry point is executed successfully.\r | |
772 | @retval other Some error occurs when executing this entry point.\r | |
773 | \r | |
774 | **/\r | |
775 | EFI_STATUS\r | |
776 | EFIAPI\r | |
52e6faea | 777 | InitializePs2MouseAbsolutePointer(\r |
0f8304cd | 778 | IN EFI_HANDLE ImageHandle,\r |
779 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
780 | )\r | |
781 | {\r | |
782 | EFI_STATUS Status;\r | |
783 | \r | |
784 | //\r | |
785 | // Install driver model protocol(s).\r | |
786 | //\r | |
787 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
788 | ImageHandle,\r | |
789 | SystemTable,\r | |
52e6faea | 790 | &gPS2MouseAbsolutePointerDriver,\r |
0f8304cd | 791 | ImageHandle,\r |
52e6faea | 792 | &gPs2MouseAbsolutePointerComponentName,\r |
793 | &gPs2MouseAbsolutePointerComponentName2\r | |
0f8304cd | 794 | );\r |
795 | ASSERT_EFI_ERROR (Status);\r | |
796 | \r | |
797 | \r | |
798 | return Status;\r | |
799 | }\r |