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1 | /*++\r |
2 | \r | |
3 | Copyright (c) 2006, Intel Corporation \r | |
4 | All rights reserved. This program and the accompanying materials \r | |
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 | hid.c\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | HID class request\r | |
19 | \r | |
20 | Revision History\r | |
21 | \r | |
22 | --*/\r | |
23 | \r | |
24 | //\r | |
25 | // Include common header file for this module.\r | |
26 | //\r | |
27 | #include "CommonHeader.h"\r | |
28 | \r | |
29 | //\r | |
30 | // Function to get HID descriptor\r | |
31 | //\r | |
32 | EFI_STATUS\r | |
33 | UsbGetHidDescriptor (\r | |
34 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
35 | IN UINT8 InterfaceNum,\r | |
36 | OUT EFI_USB_HID_DESCRIPTOR *HidDescriptor\r | |
37 | )\r | |
38 | /*++\r | |
39 | \r | |
40 | Routine Description:\r | |
41 | Get Hid Descriptor\r | |
42 | \r | |
43 | Arguments:\r | |
44 | UsbIo - EFI_USB_IO_PROTOCOL\r | |
45 | InterfaceNum - Hid interface number\r | |
46 | HidDescriptor - Caller allocated buffer to store Usb hid descriptor\r | |
47 | if successfully returned.\r | |
48 | \r | |
49 | Returns:\r | |
50 | EFI_SUCCESS\r | |
51 | EFI_DEVICE_ERROR\r | |
52 | EFI_TIMEOUT\r | |
53 | \r | |
54 | --*/\r | |
55 | {\r | |
56 | UINT32 Status;\r | |
57 | EFI_STATUS Result;\r | |
58 | EFI_USB_DEVICE_REQUEST Request;\r | |
59 | \r | |
60 | Request.RequestType = 0x81;\r | |
61 | Request.Request = 0x06;\r | |
62 | Request.Value = (UINT16) (0x21 << 8);\r | |
63 | Request.Index = InterfaceNum;\r | |
64 | Request.Length = sizeof (EFI_USB_HID_DESCRIPTOR);\r | |
65 | \r | |
66 | Result = UsbIo->UsbControlTransfer (\r | |
67 | UsbIo,\r | |
68 | &Request,\r | |
69 | EfiUsbDataIn,\r | |
70 | TIMEOUT_VALUE,\r | |
71 | HidDescriptor,\r | |
72 | sizeof (EFI_USB_HID_DESCRIPTOR),\r | |
73 | &Status\r | |
74 | );\r | |
75 | \r | |
76 | return Result;\r | |
77 | \r | |
78 | }\r | |
79 | //\r | |
80 | // Function to get Report Class descriptor\r | |
81 | //\r | |
82 | EFI_STATUS\r | |
83 | UsbGetReportDescriptor (\r | |
84 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
85 | IN UINT8 InterfaceNum,\r | |
86 | IN UINT16 DescriptorSize,\r | |
87 | OUT UINT8 *DescriptorBuffer\r | |
88 | )\r | |
89 | /*++\r | |
90 | \r | |
91 | Routine Description:\r | |
92 | get Report Class descriptor\r | |
93 | \r | |
94 | Arguments:\r | |
95 | UsbIo - EFI_USB_IO_PROTOCOL.\r | |
96 | InterfaceNum - Report interface number.\r | |
97 | DescriptorSize - Length of DescriptorBuffer.\r | |
98 | DescriptorBuffer - Caller allocated buffer to store Usb report descriptor\r | |
99 | if successfully returned.\r | |
100 | \r | |
101 | Returns:\r | |
102 | EFI_SUCCESS\r | |
103 | EFI_DEVICE_ERROR\r | |
104 | EFI_TIMEOUT\r | |
105 | \r | |
106 | --*/\r | |
107 | {\r | |
108 | UINT32 Status;\r | |
109 | EFI_STATUS Result;\r | |
110 | EFI_USB_DEVICE_REQUEST Request;\r | |
111 | \r | |
112 | //\r | |
113 | // Fill Device request packet\r | |
114 | //\r | |
115 | Request.RequestType = 0x81;\r | |
116 | Request.Request = 0x06;\r | |
117 | Request.Value = (UINT16) (0x22 << 8);\r | |
118 | Request.Index = InterfaceNum;\r | |
119 | Request.Length = DescriptorSize;\r | |
120 | \r | |
121 | Result = UsbIo->UsbControlTransfer (\r | |
122 | UsbIo,\r | |
123 | &Request,\r | |
124 | EfiUsbDataIn,\r | |
125 | TIMEOUT_VALUE,\r | |
126 | DescriptorBuffer,\r | |
127 | DescriptorSize,\r | |
128 | &Status\r | |
129 | );\r | |
130 | \r | |
131 | return Result;\r | |
132 | \r | |
133 | }\r | |
134 | //\r | |
135 | // Following are HID class request\r | |
136 | //\r | |
137 | EFI_STATUS\r | |
138 | UsbGetProtocolRequest (\r | |
139 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
140 | IN UINT8 Interface,\r | |
141 | IN UINT8 *Protocol\r | |
142 | )\r | |
143 | /*++\r | |
144 | \r | |
145 | Routine Description:\r | |
146 | Get Hid Protocol Request\r | |
147 | \r | |
148 | Arguments:\r | |
149 | UsbIo - EFI_USB_IO_PROTOCOL\r | |
150 | Interface - Which interface the caller wants to get protocol\r | |
151 | Protocol - Protocol value returned.\r | |
152 | \r | |
153 | Returns:\r | |
154 | EFI_SUCCESS\r | |
155 | EFI_DEVICE_ERROR\r | |
156 | EFI_TIMEOUT\r | |
157 | \r | |
158 | --*/\r | |
159 | {\r | |
160 | UINT32 Status;\r | |
161 | EFI_STATUS Result;\r | |
162 | EFI_USB_DEVICE_REQUEST Request;\r | |
163 | \r | |
164 | //\r | |
165 | // Fill Device request packet\r | |
166 | //\r | |
167 | Request.RequestType = 0xa1;\r | |
168 | //\r | |
169 | // 10100001b;\r | |
170 | //\r | |
171 | Request.Request = EFI_USB_GET_PROTOCOL_REQUEST;\r | |
172 | Request.Value = 0;\r | |
173 | Request.Index = Interface;\r | |
174 | Request.Length = 1;\r | |
175 | \r | |
176 | Result = UsbIo->UsbControlTransfer (\r | |
177 | UsbIo,\r | |
178 | &Request,\r | |
179 | EfiUsbDataIn,\r | |
180 | TIMEOUT_VALUE,\r | |
181 | Protocol,\r | |
182 | sizeof (UINT8),\r | |
183 | &Status\r | |
184 | );\r | |
185 | \r | |
186 | return Result;\r | |
187 | }\r | |
188 | \r | |
189 | \r | |
190 | EFI_STATUS\r | |
191 | UsbSetProtocolRequest (\r | |
192 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
193 | IN UINT8 Interface,\r | |
194 | IN UINT8 Protocol\r | |
195 | )\r | |
196 | /*++\r | |
197 | \r | |
198 | Routine Description:\r | |
199 | Set Hid Protocol Request\r | |
200 | \r | |
201 | Arguments:\r | |
202 | UsbIo - EFI_USB_IO_PROTOCOL\r | |
203 | Interface - Which interface the caller wants to set protocol\r | |
204 | Protocol - Protocol value the caller wants to set.\r | |
205 | \r | |
206 | Returns:\r | |
207 | EFI_SUCCESS\r | |
208 | EFI_DEVICE_ERROR\r | |
209 | EFI_TIMEOUT\r | |
210 | \r | |
211 | --*/\r | |
212 | {\r | |
213 | UINT32 Status;\r | |
214 | EFI_STATUS Result;\r | |
215 | EFI_USB_DEVICE_REQUEST Request;\r | |
216 | \r | |
217 | //\r | |
218 | // Fill Device request packet\r | |
219 | //\r | |
220 | Request.RequestType = 0x21;\r | |
221 | //\r | |
222 | // 00100001b;\r | |
223 | //\r | |
224 | Request.Request = EFI_USB_SET_PROTOCOL_REQUEST;\r | |
225 | Request.Value = Protocol;\r | |
226 | Request.Index = Interface;\r | |
227 | Request.Length = 0;\r | |
228 | \r | |
229 | Result = UsbIo->UsbControlTransfer (\r | |
230 | UsbIo,\r | |
231 | &Request,\r | |
232 | EfiUsbNoData,\r | |
233 | TIMEOUT_VALUE,\r | |
234 | NULL,\r | |
235 | 0,\r | |
236 | &Status\r | |
237 | );\r | |
238 | return Result;\r | |
239 | }\r | |
240 | \r | |
241 | \r | |
242 | EFI_STATUS\r | |
243 | UsbSetIdleRequest (\r | |
244 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
245 | IN UINT8 Interface,\r | |
246 | IN UINT8 ReportId,\r | |
247 | IN UINT8 Duration\r | |
248 | )\r | |
249 | /*++\r | |
250 | \r | |
251 | Routine Description:\r | |
252 | Set Idel request.\r | |
253 | \r | |
254 | Arguments:\r | |
255 | UsbIo - EFI_USB_IO_PROTOCOL\r | |
256 | Interface - Which interface the caller wants to set.\r | |
257 | ReportId - Which report the caller wants to set.\r | |
258 | Duration - Idle rate the caller wants to set.\r | |
259 | \r | |
260 | Returns:\r | |
261 | EFI_SUCCESS\r | |
262 | EFI_DEVICE_ERROR\r | |
263 | EFI_TIMEOUT\r | |
264 | \r | |
265 | --*/\r | |
266 | {\r | |
267 | UINT32 Status;\r | |
268 | EFI_STATUS Result;\r | |
269 | EFI_USB_DEVICE_REQUEST Request;\r | |
270 | \r | |
271 | //\r | |
272 | // Fill Device request packet\r | |
273 | //\r | |
274 | Request.RequestType = 0x21;\r | |
275 | //\r | |
276 | // 00100001b;\r | |
277 | //\r | |
278 | Request.Request = EFI_USB_SET_IDLE_REQUEST;\r | |
279 | Request.Value = (UINT16) ((Duration << 8) | ReportId);\r | |
280 | Request.Index = Interface;\r | |
281 | Request.Length = 0;\r | |
282 | \r | |
283 | Result = UsbIo->UsbControlTransfer (\r | |
284 | UsbIo,\r | |
285 | &Request,\r | |
286 | EfiUsbNoData,\r | |
287 | TIMEOUT_VALUE,\r | |
288 | NULL,\r | |
289 | 0,\r | |
290 | &Status\r | |
291 | );\r | |
292 | return Result;\r | |
293 | }\r | |
294 | \r | |
295 | EFI_STATUS\r | |
296 | UsbGetIdleRequest (\r | |
297 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
298 | IN UINT8 Interface,\r | |
299 | IN UINT8 ReportId,\r | |
300 | OUT UINT8 *Duration\r | |
301 | )\r | |
302 | /*++\r | |
303 | \r | |
304 | Routine Description:\r | |
305 | Get Idel request.\r | |
306 | \r | |
307 | Arguments:\r | |
308 | UsbIo - EFI_USB_IO_PROTOCOL\r | |
309 | Interface - Which interface the caller wants to get.\r | |
310 | ReportId - Which report the caller wants to get.\r | |
311 | Duration - Idle rate the caller wants to get.\r | |
312 | \r | |
313 | Returns:\r | |
314 | EFI_SUCCESS\r | |
315 | EFI_DEVICE_ERROR\r | |
316 | EFI_TIMEOUT\r | |
317 | \r | |
318 | --*/\r | |
319 | {\r | |
320 | UINT32 Status;\r | |
321 | EFI_STATUS Result;\r | |
322 | EFI_USB_DEVICE_REQUEST Request;\r | |
323 | \r | |
324 | //\r | |
325 | // Fill Device request packet\r | |
326 | //\r | |
327 | Request.RequestType = 0xa1;\r | |
328 | //\r | |
329 | // 10100001b;\r | |
330 | //\r | |
331 | Request.Request = EFI_USB_GET_IDLE_REQUEST;\r | |
332 | Request.Value = ReportId;\r | |
333 | Request.Index = Interface;\r | |
334 | Request.Length = 1;\r | |
335 | \r | |
336 | Result = UsbIo->UsbControlTransfer (\r | |
337 | UsbIo,\r | |
338 | &Request,\r | |
339 | EfiUsbDataIn,\r | |
340 | TIMEOUT_VALUE,\r | |
341 | Duration,\r | |
342 | 1,\r | |
343 | &Status\r | |
344 | );\r | |
345 | \r | |
346 | return Result;\r | |
347 | }\r | |
348 | \r | |
349 | \r | |
350 | EFI_STATUS\r | |
351 | UsbSetReportRequest (\r | |
352 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
353 | IN UINT8 Interface,\r | |
354 | IN UINT8 ReportId,\r | |
355 | IN UINT8 ReportType,\r | |
356 | IN UINT16 ReportLen,\r | |
357 | IN UINT8 *Report\r | |
358 | )\r | |
359 | /*++\r | |
360 | \r | |
361 | Routine Description:\r | |
362 | Hid Set Report request.\r | |
363 | \r | |
364 | Arguments:\r | |
365 | UsbIo - EFI_USB_IO_PROTOCOL\r | |
366 | Interface - Which interface the caller wants to set.\r | |
367 | ReportId - Which report the caller wants to set.\r | |
368 | ReportType - Type of report.\r | |
369 | ReportLen - Length of report descriptor.\r | |
370 | Report - Report Descriptor buffer.\r | |
371 | \r | |
372 | Returns:\r | |
373 | EFI_SUCCESS\r | |
374 | EFI_DEVICE_ERROR\r | |
375 | EFI_TIMEOUT\r | |
376 | \r | |
377 | --*/\r | |
378 | {\r | |
379 | UINT32 Status;\r | |
380 | EFI_STATUS Result;\r | |
381 | EFI_USB_DEVICE_REQUEST Request;\r | |
382 | \r | |
383 | //\r | |
384 | // Fill Device request packet\r | |
385 | //\r | |
386 | Request.RequestType = 0x21;\r | |
387 | //\r | |
388 | // 00100001b;\r | |
389 | //\r | |
390 | Request.Request = EFI_USB_SET_REPORT_REQUEST;\r | |
391 | Request.Value = (UINT16) ((ReportType << 8) | ReportId);\r | |
392 | Request.Index = Interface;\r | |
393 | Request.Length = ReportLen;\r | |
394 | \r | |
395 | Result = UsbIo->UsbControlTransfer (\r | |
396 | UsbIo,\r | |
397 | &Request,\r | |
398 | EfiUsbDataOut,\r | |
399 | TIMEOUT_VALUE,\r | |
400 | Report,\r | |
401 | ReportLen,\r | |
402 | &Status\r | |
403 | );\r | |
404 | \r | |
405 | return Result;\r | |
406 | }\r | |
407 | \r | |
408 | EFI_STATUS\r | |
409 | UsbGetReportRequest (\r | |
410 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
411 | IN UINT8 Interface,\r | |
412 | IN UINT8 ReportId,\r | |
413 | IN UINT8 ReportType,\r | |
414 | IN UINT16 ReportLen,\r | |
415 | IN UINT8 *Report\r | |
416 | )\r | |
417 | /*++\r | |
418 | \r | |
419 | Routine Description:\r | |
420 | Hid Set Report request.\r | |
421 | \r | |
422 | Arguments:\r | |
423 | UsbIo - EFI_USB_IO_PROTOCOL\r | |
424 | Interface - Which interface the caller wants to set.\r | |
425 | ReportId - Which report the caller wants to set.\r | |
426 | ReportType - Type of report.\r | |
427 | ReportLen - Length of report descriptor.\r | |
428 | Report - Caller allocated buffer to store Report Descriptor.\r | |
429 | \r | |
430 | Returns:\r | |
431 | EFI_SUCCESS\r | |
432 | EFI_DEVICE_ERROR\r | |
433 | EFI_TIMEOUT\r | |
434 | \r | |
435 | --*/\r | |
436 | {\r | |
437 | UINT32 Status;\r | |
438 | EFI_STATUS Result;\r | |
439 | EFI_USB_DEVICE_REQUEST Request;\r | |
440 | \r | |
441 | //\r | |
442 | // Fill Device request packet\r | |
443 | //\r | |
444 | Request.RequestType = 0xa1;\r | |
445 | //\r | |
446 | // 10100001b;\r | |
447 | //\r | |
448 | Request.Request = EFI_USB_GET_REPORT_REQUEST;\r | |
449 | Request.Value = (UINT16) ((ReportType << 8) | ReportId);\r | |
450 | Request.Index = Interface;\r | |
451 | Request.Length = ReportLen;\r | |
452 | \r | |
453 | Result = UsbIo->UsbControlTransfer (\r | |
454 | UsbIo,\r | |
455 | &Request,\r | |
456 | EfiUsbDataIn,\r | |
457 | TIMEOUT_VALUE,\r | |
458 | Report,\r | |
459 | ReportLen,\r | |
460 | &Status\r | |
461 | );\r | |
462 | \r | |
463 | return Result;\r | |
464 | }\r |