Commit | Line | Data |
---|---|---|
c995fe94 ADG |
1 | /** |
2 | @verbatim | |
3 | ||
4 | Copyright (C) 2004,2005 ADDI-DATA GmbH for the source code of this module. | |
5 | ||
356cdbcb BP |
6 | ADDI-DATA GmbH |
7 | Dieselstrasse 3 | |
8 | D-77833 Ottersweier | |
9 | Tel: +19(0)7223/9493-0 | |
10 | Fax: +49(0)7223/9493-92 | |
25417922 | 11 | http://www.addi-data.com |
356cdbcb | 12 | info@addi-data.com |
c995fe94 ADG |
13 | |
14 | This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. | |
15 | ||
16 | This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | ||
39cfb97b | 20 | You should also find the complete GPL in the COPYING file accompanying this source code. |
c995fe94 ADG |
21 | |
22 | @endverbatim | |
23 | */ | |
24 | /* | |
25 | ||
26 | +-----------------------------------------------------------------------+ | |
27 | | (C) ADDI-DATA GmbH Dieselstraße 3 D-77833 Ottersweier | | |
28 | +-----------------------------------------------------------------------+ | |
29 | | Tel : +49 (0) 7223/9493-0 | email : info@addi-data.com | | |
30 | | Fax : +49 (0) 7223/9493-92 | Internet : http://www.addi-data.com | | |
31 | +-------------------------------+---------------------------------------+ | |
32 | | Project : APCI-2200 | Compiler : GCC | | |
33 | | Module name : hwdrv_apci2200.c| Version : 2.96 | | |
34 | +-------------------------------+---------------------------------------+ | |
35 | | Project manager: Eric Stolz | Date : 02/12/2002 | | |
36 | +-------------------------------+---------------------------------------+ | |
6cd5a9a3 | 37 | | Description : Hardware Layer Access For APCI-2200 | |
c995fe94 ADG |
38 | +-----------------------------------------------------------------------+ |
39 | | UPDATES | | |
40 | +----------+-----------+------------------------------------------------+ | |
41 | | Date | Author | Description of updates | | |
42 | +----------+-----------+------------------------------------------------+ | |
43 | | | | | | |
44 | | | | | | |
45 | | | | | | |
46 | +----------+-----------+------------------------------------------------+ | |
47 | */ | |
48 | ||
49 | /* | |
50 | +----------------------------------------------------------------------------+ | |
51 | | Included files | | |
52 | +----------------------------------------------------------------------------+ | |
53 | */ | |
54 | #include "hwdrv_apci2200.h" | |
55 | ||
56 | /* | |
57 | +----------------------------------------------------------------------------+ | |
58 | | Function Name : int i_APCI2200_Read1DigitalInput | | |
34c43922 | 59 | | (struct comedi_device *dev,struct comedi_subdevice *s, | |
90035c08 | 60 | | struct comedi_insn *insn,unsigned int *data) | |
c995fe94 ADG |
61 | +----------------------------------------------------------------------------+ |
62 | | Task : Return the status of the digital input | | |
63 | +----------------------------------------------------------------------------+ | |
71b5f4f1 | 64 | | Input Parameters : struct comedi_device *dev : Driver handle | |
34c43922 | 65 | | struct comedi_subdevice *s, :pointer to subdevice structure |
356cdbcb | 66 | | struct comedi_insn *insn :pointer to insn structure | |
790c5541 | 67 | | unsigned int *data : Data Pointer to read status | |
c995fe94 ADG |
68 | +----------------------------------------------------------------------------+ |
69 | | Output Parameters : -- | | |
70 | +----------------------------------------------------------------------------+ | |
71 | | Return Value : TRUE : No error occur | | |
72 | | : FALSE : Error occur. Return the error | | |
73 | | | | |
74 | +----------------------------------------------------------------------------+ | |
75 | */ | |
da91b269 BP |
76 | int i_APCI2200_Read1DigitalInput(struct comedi_device *dev, struct comedi_subdevice *s, |
77 | struct comedi_insn *insn, unsigned int *data) | |
c995fe94 | 78 | { |
117102b0 BP |
79 | unsigned int ui_TmpValue = 0; |
80 | unsigned int ui_Channel; | |
c995fe94 | 81 | ui_Channel = CR_CHAN(insn->chanspec); |
dc8af068 | 82 | if (ui_Channel <= 7) { |
117102b0 | 83 | ui_TmpValue = (unsigned int) inw(devpriv->iobase + APCI2200_DIGITAL_IP); |
c995fe94 | 84 | *data = (ui_TmpValue >> ui_Channel) & 0x1; |
2696fb57 | 85 | } /* if(ui_Channel >= 0 && ui_Channel <=7) */ |
c995fe94 ADG |
86 | else { |
87 | printk("\nThe specified channel does not exist\n"); | |
2696fb57 BP |
88 | return -EINVAL; /* "sorry channel spec wrong " */ |
89 | } /* else if(ui_Channel >= 0 && ui_Channel <=7) */ | |
c995fe94 ADG |
90 | |
91 | return insn->n; | |
92 | } | |
93 | ||
94 | /* | |
95 | +----------------------------------------------------------------------------+ | |
96 | | Function Name : int i_APCI2200_ReadMoreDigitalInput | | |
34c43922 | 97 | | (struct comedi_device *dev,struct comedi_subdevice *s, | |
90035c08 | 98 | | struct comedi_insn *insn,unsigned int *data) | |
c995fe94 ADG |
99 | +----------------------------------------------------------------------------+ |
100 | | Task : Return the status of the Requested digital inputs | | |
101 | +----------------------------------------------------------------------------+ | |
71b5f4f1 | 102 | | Input Parameters : struct comedi_device *dev : Driver handle | |
34c43922 | 103 | | struct comedi_subdevice *s, :pointer to subdevice structure |
356cdbcb | 104 | | struct comedi_insn *insn :pointer to insn structure | |
790c5541 | 105 | | unsigned int *data : Data Pointer to read status | |
c995fe94 ADG |
106 | +----------------------------------------------------------------------------+ |
107 | | Output Parameters : -- | | |
108 | +----------------------------------------------------------------------------+ | |
109 | | Return Value : TRUE : No error occur | | |
110 | | : FALSE : Error occur. Return the error | | |
111 | | | | |
112 | +----------------------------------------------------------------------------+ | |
113 | */ | |
114 | ||
da91b269 BP |
115 | int i_APCI2200_ReadMoreDigitalInput(struct comedi_device *dev, struct comedi_subdevice *s, |
116 | struct comedi_insn *insn, unsigned int *data) | |
c995fe94 ADG |
117 | { |
118 | ||
117102b0 BP |
119 | unsigned int ui_PortValue = data[0]; |
120 | unsigned int ui_Mask = 0; | |
121 | unsigned int ui_NoOfChannels; | |
c995fe94 ADG |
122 | |
123 | ui_NoOfChannels = CR_CHAN(insn->chanspec); | |
124 | ||
117102b0 | 125 | *data = (unsigned int) inw(devpriv->iobase + APCI2200_DIGITAL_IP); |
c995fe94 ADG |
126 | switch (ui_NoOfChannels) { |
127 | case 2: | |
128 | ui_Mask = 3; | |
129 | *data = (*data >> (2 * ui_PortValue)) & ui_Mask; | |
130 | break; | |
131 | case 4: | |
132 | ui_Mask = 15; | |
133 | *data = (*data >> (4 * ui_PortValue)) & ui_Mask; | |
134 | break; | |
135 | case 7: | |
136 | break; | |
137 | ||
138 | default: | |
139 | printk("\nWrong parameters\n"); | |
2696fb57 | 140 | return -EINVAL; /* "sorry channel spec wrong " */ |
c995fe94 | 141 | break; |
2696fb57 | 142 | } /* switch(ui_NoOfChannels) */ |
c995fe94 ADG |
143 | |
144 | return insn->n; | |
145 | } | |
146 | ||
147 | /* | |
148 | +----------------------------------------------------------------------------+ | |
71b5f4f1 | 149 | | Function Name : int i_APCI2200_ConfigDigitalOutput (struct comedi_device *dev, |
356cdbcb | 150 | | struct comedi_subdevice *s struct comedi_insn *insn,unsigned int *data) | |
c995fe94 ADG |
151 | | | |
152 | +----------------------------------------------------------------------------+ | |
153 | | Task : Configures The Digital Output Subdevice. | | |
154 | +----------------------------------------------------------------------------+ | |
71b5f4f1 | 155 | | Input Parameters : struct comedi_device *dev : Driver handle | |
790c5541 | 156 | | unsigned int *data : Data Pointer contains | |
c995fe94 | 157 | | configuration parameters as below | |
34c43922 | 158 | | struct comedi_subdevice *s, :pointer to subdevice structure |
356cdbcb | 159 | | struct comedi_insn *insn :pointer to insn structure | |
c995fe94 ADG |
160 | | data[0] :1:Memory on | |
161 | | 0:Memory off | | |
162 | | | | |
163 | | | | |
164 | +----------------------------------------------------------------------------+ | |
165 | | Output Parameters : -- | | |
166 | +----------------------------------------------------------------------------+ | |
167 | | Return Value : TRUE : No error occur | | |
168 | | : FALSE : Error occur. Return the error | | |
169 | | | | |
170 | +----------------------------------------------------------------------------+ | |
171 | */ | |
da91b269 BP |
172 | int i_APCI2200_ConfigDigitalOutput(struct comedi_device *dev, struct comedi_subdevice *s, |
173 | struct comedi_insn *insn, unsigned int *data) | |
c995fe94 ADG |
174 | { |
175 | devpriv->b_OutputMemoryStatus = data[0]; | |
176 | return insn->n; | |
177 | } | |
178 | ||
179 | /* | |
180 | +----------------------------------------------------------------------------+ | |
181 | | Function Name : int i_APCI2200_WriteDigitalOutput | | |
90035c08 | 182 | | (struct comedi_device *dev,struct comedi_subdevice *s,struct comedi_insn *insn, |
356cdbcb | 183 | | unsigned int *data) | |
c995fe94 ADG |
184 | +----------------------------------------------------------------------------+ |
185 | | Task : Writes port value To the selected port | | |
186 | +----------------------------------------------------------------------------+ | |
71b5f4f1 | 187 | | Input Parameters : struct comedi_device *dev : Driver handle | |
34c43922 | 188 | | struct comedi_subdevice *s, :pointer to subdevice structure |
356cdbcb | 189 | | struct comedi_insn *insn :pointer to insn structure | |
790c5541 | 190 | | unsigned int *data : Data Pointer to read status | |
c995fe94 ADG |
191 | +----------------------------------------------------------------------------+ |
192 | | Output Parameters : -- | | |
193 | +----------------------------------------------------------------------------+ | |
194 | | Return Value : TRUE : No error occur | | |
195 | | : FALSE : Error occur. Return the error | | |
196 | | | | |
197 | +----------------------------------------------------------------------------+ | |
198 | */ | |
199 | ||
da91b269 BP |
200 | int i_APCI2200_WriteDigitalOutput(struct comedi_device *dev, struct comedi_subdevice *s, |
201 | struct comedi_insn *insn, unsigned int *data) | |
c995fe94 | 202 | { |
117102b0 | 203 | unsigned int ui_Temp, ui_Temp1; |
2696fb57 | 204 | unsigned int ui_NoOfChannel = CR_CHAN(insn->chanspec); /* get the channel */ |
c995fe94 ADG |
205 | if (devpriv->b_OutputMemoryStatus) { |
206 | ui_Temp = inw(devpriv->iobase + APCI2200_DIGITAL_OP); | |
207 | ||
2696fb57 | 208 | } /* if(devpriv->b_OutputMemoryStatus ) */ |
c995fe94 ADG |
209 | else { |
210 | ui_Temp = 0; | |
2696fb57 | 211 | } /* if(devpriv->b_OutputMemoryStatus ) */ |
c995fe94 ADG |
212 | if (data[3] == 0) { |
213 | if (data[1] == 0) { | |
214 | data[0] = (data[0] << ui_NoOfChannel) | ui_Temp; | |
215 | outw(data[0], devpriv->iobase + APCI2200_DIGITAL_OP); | |
2696fb57 | 216 | } /* if(data[1]==0) */ |
c995fe94 ADG |
217 | else { |
218 | if (data[1] == 1) { | |
219 | switch (ui_NoOfChannel) { | |
220 | ||
221 | case 2: | |
222 | data[0] = | |
223 | (data[0] << (2 * | |
224 | data[2])) | ui_Temp; | |
225 | break; | |
226 | ||
227 | case 4: | |
228 | data[0] = | |
229 | (data[0] << (4 * | |
230 | data[2])) | ui_Temp; | |
231 | break; | |
232 | ||
233 | case 8: | |
234 | data[0] = | |
235 | (data[0] << (8 * | |
236 | data[2])) | ui_Temp; | |
237 | break; | |
238 | case 15: | |
239 | data[0] = data[0] | ui_Temp; | |
240 | break; | |
241 | default: | |
242 | comedi_error(dev, " chan spec wrong"); | |
2696fb57 | 243 | return -EINVAL; /* "sorry channel spec wrong " */ |
c995fe94 | 244 | |
2696fb57 | 245 | } /* switch(ui_NoOfChannels) */ |
c995fe94 ADG |
246 | |
247 | outw(data[0], | |
248 | devpriv->iobase + APCI2200_DIGITAL_OP); | |
2696fb57 | 249 | } /* if(data[1]==1) */ |
c995fe94 ADG |
250 | else { |
251 | printk("\nSpecified channel not supported\n"); | |
2696fb57 BP |
252 | } /* else if(data[1]==1) */ |
253 | } /* elseif(data[1]==0) */ | |
254 | } /* if(data[3]==0) */ | |
c995fe94 ADG |
255 | else { |
256 | if (data[3] == 1) { | |
257 | if (data[1] == 0) { | |
258 | data[0] = ~data[0] & 0x1; | |
259 | ui_Temp1 = 1; | |
260 | ui_Temp1 = ui_Temp1 << ui_NoOfChannel; | |
261 | ui_Temp = ui_Temp | ui_Temp1; | |
262 | data[0] = (data[0] << ui_NoOfChannel) ^ 0xffff; | |
263 | data[0] = data[0] & ui_Temp; | |
264 | outw(data[0], | |
265 | devpriv->iobase + APCI2200_DIGITAL_OP); | |
2696fb57 | 266 | } /* if(data[1]==0) */ |
c995fe94 ADG |
267 | else { |
268 | if (data[1] == 1) { | |
269 | switch (ui_NoOfChannel) { | |
270 | ||
271 | case 2: | |
272 | data[0] = ~data[0] & 0x3; | |
273 | ui_Temp1 = 3; | |
274 | ui_Temp1 = | |
275 | ui_Temp1 << 2 * data[2]; | |
276 | ui_Temp = ui_Temp | ui_Temp1; | |
277 | data[0] = | |
278 | ((data[0] << (2 * | |
279 | data | |
280 | [2])) ^ | |
281 | 0xffff) & ui_Temp; | |
282 | break; | |
283 | ||
284 | case 4: | |
285 | data[0] = ~data[0] & 0xf; | |
286 | ui_Temp1 = 15; | |
287 | ui_Temp1 = | |
288 | ui_Temp1 << 4 * data[2]; | |
289 | ui_Temp = ui_Temp | ui_Temp1; | |
290 | data[0] = | |
291 | ((data[0] << (4 * | |
292 | data | |
293 | [2])) ^ | |
294 | 0xffff) & ui_Temp; | |
295 | break; | |
296 | ||
297 | case 8: | |
298 | data[0] = ~data[0] & 0xff; | |
299 | ui_Temp1 = 255; | |
300 | ui_Temp1 = | |
301 | ui_Temp1 << 8 * data[2]; | |
302 | ui_Temp = ui_Temp | ui_Temp1; | |
303 | data[0] = | |
304 | ((data[0] << (8 * | |
305 | data | |
306 | [2])) ^ | |
307 | 0xffff) & ui_Temp; | |
308 | break; | |
309 | case 15: | |
310 | break; | |
311 | ||
312 | default: | |
313 | comedi_error(dev, | |
314 | " chan spec wrong"); | |
2696fb57 | 315 | return -EINVAL; /* "sorry channel spec wrong " */ |
c995fe94 | 316 | |
2696fb57 | 317 | } /* switch(ui_NoOfChannels) */ |
c995fe94 ADG |
318 | |
319 | outw(data[0], | |
320 | devpriv->iobase + | |
321 | APCI2200_DIGITAL_OP); | |
2696fb57 | 322 | } /* if(data[1]==1) */ |
c995fe94 ADG |
323 | else { |
324 | printk("\nSpecified channel not supported\n"); | |
2696fb57 BP |
325 | } /* else if(data[1]==1) */ |
326 | } /* elseif(data[1]==0) */ | |
327 | } /* if(data[3]==1); */ | |
c995fe94 ADG |
328 | else { |
329 | printk("\nSpecified functionality does not exist\n"); | |
330 | return -EINVAL; | |
2696fb57 BP |
331 | } /* if else data[3]==1) */ |
332 | } /* if else data[3]==0) */ | |
dae0dc30 | 333 | return insn->n; |
c995fe94 ADG |
334 | } |
335 | ||
336 | /* | |
337 | +----------------------------------------------------------------------------+ | |
338 | | Function Name : int i_APCI2200_ReadDigitalOutput | | |
90035c08 | 339 | | (struct comedi_device *dev,struct comedi_subdevice *s,struct comedi_insn *insn, |
356cdbcb | 340 | | unsigned int *data) | |
c995fe94 ADG |
341 | +----------------------------------------------------------------------------+ |
342 | | Task : Read value of the selected channel or port | | |
343 | +----------------------------------------------------------------------------+ | |
71b5f4f1 | 344 | | Input Parameters : struct comedi_device *dev : Driver handle | |
34c43922 | 345 | | struct comedi_subdevice *s, :pointer to subdevice structure |
356cdbcb | 346 | | struct comedi_insn *insn :pointer to insn structure | |
790c5541 | 347 | | unsigned int *data : Data Pointer to read status | |
c995fe94 ADG |
348 | +----------------------------------------------------------------------------+ |
349 | | Output Parameters : -- | | |
350 | +----------------------------------------------------------------------------+ | |
351 | | Return Value : TRUE : No error occur | | |
352 | | : FALSE : Error occur. Return the error | | |
353 | | | | |
354 | +----------------------------------------------------------------------------+ | |
355 | */ | |
356 | ||
da91b269 BP |
357 | int i_APCI2200_ReadDigitalOutput(struct comedi_device *dev, struct comedi_subdevice *s, |
358 | struct comedi_insn *insn, unsigned int *data) | |
c995fe94 ADG |
359 | { |
360 | ||
117102b0 | 361 | unsigned int ui_Temp; |
2696fb57 | 362 | unsigned int ui_NoOfChannel = CR_CHAN(insn->chanspec); /* get the channel */ |
c995fe94 ADG |
363 | ui_Temp = data[0]; |
364 | *data = inw(devpriv->iobase + APCI2200_DIGITAL_OP); | |
365 | if (ui_Temp == 0) { | |
366 | *data = (*data >> ui_NoOfChannel) & 0x1; | |
2696fb57 | 367 | } /* if(ui_Temp==0) */ |
c995fe94 ADG |
368 | else { |
369 | if (ui_Temp == 1) { | |
370 | switch (ui_NoOfChannel) { | |
371 | ||
372 | case 2: | |
373 | *data = (*data >> (2 * data[1])) & 3; | |
374 | break; | |
375 | ||
376 | case 4: | |
377 | *data = (*data >> (4 * data[1])) & 15; | |
378 | break; | |
379 | ||
380 | case 8: | |
381 | *data = (*data >> (8 * data[1])) & 255; | |
382 | break; | |
383 | ||
384 | case 15: | |
385 | break; | |
386 | ||
387 | default: | |
388 | comedi_error(dev, " chan spec wrong"); | |
2696fb57 | 389 | return -EINVAL; /* "sorry channel spec wrong " */ |
c995fe94 | 390 | |
2696fb57 BP |
391 | } /* switch(ui_NoOfChannels) */ |
392 | } /* if(ui_Temp==1) */ | |
c995fe94 ADG |
393 | else { |
394 | printk("\nSpecified channel not supported \n"); | |
2696fb57 BP |
395 | } /* elseif(ui_Temp==1) */ |
396 | } /* elseif(ui_Temp==0) */ | |
c995fe94 ADG |
397 | return insn->n; |
398 | } | |
399 | ||
400 | /* | |
401 | +----------------------------------------------------------------------------+ | |
71b5f4f1 | 402 | | Function Name : int i_APCI2200_ConfigWatchdog(struct comedi_device *dev, |
356cdbcb | 403 | | struct comedi_subdevice *s,struct comedi_insn *insn,unsigned int *data) | |
c995fe94 ADG |
404 | | | |
405 | +----------------------------------------------------------------------------+ | |
406 | | Task : Configures The Watchdog | | |
407 | +----------------------------------------------------------------------------+ | |
71b5f4f1 | 408 | | Input Parameters : struct comedi_device *dev : Driver handle | |
34c43922 | 409 | | struct comedi_subdevice *s, :pointer to subdevice structure |
356cdbcb | 410 | | struct comedi_insn *insn :pointer to insn structure | |
790c5541 | 411 | | unsigned int *data : Data Pointer to read status | |
c995fe94 ADG |
412 | +----------------------------------------------------------------------------+ |
413 | | Output Parameters : -- | | |
414 | +----------------------------------------------------------------------------+ | |
415 | | Return Value : TRUE : No error occur | | |
416 | | : FALSE : Error occur. Return the error | | |
417 | | | | |
418 | +----------------------------------------------------------------------------+ | |
419 | */ | |
420 | ||
da91b269 BP |
421 | int i_APCI2200_ConfigWatchdog(struct comedi_device *dev, struct comedi_subdevice *s, |
422 | struct comedi_insn *insn, unsigned int *data) | |
c995fe94 ADG |
423 | { |
424 | if (data[0] == 0) { | |
2696fb57 | 425 | /* Disable the watchdog */ |
c995fe94 ADG |
426 | outw(0x0, |
427 | devpriv->iobase + APCI2200_WATCHDOG + | |
428 | APCI2200_WATCHDOG_ENABLEDISABLE); | |
2696fb57 | 429 | /* Loading the Reload value */ |
c995fe94 ADG |
430 | outw(data[1], |
431 | devpriv->iobase + APCI2200_WATCHDOG + | |
432 | APCI2200_WATCHDOG_RELOAD_VALUE); | |
433 | data[1] = data[1] >> 16; | |
434 | outw(data[1], | |
435 | devpriv->iobase + APCI2200_WATCHDOG + | |
436 | APCI2200_WATCHDOG_RELOAD_VALUE + 2); | |
2696fb57 | 437 | } /* if(data[0]==0) */ |
c995fe94 ADG |
438 | else { |
439 | printk("\nThe input parameters are wrong\n"); | |
440 | return -EINVAL; | |
2696fb57 | 441 | } /* elseif(data[0]==0) */ |
c995fe94 ADG |
442 | |
443 | return insn->n; | |
444 | } | |
445 | ||
446 | /* | |
447 | +----------------------------------------------------------------------------+ | |
448 | | Function Name : int i_APCI2200_StartStopWriteWatchdog | | |
34c43922 | 449 | | (struct comedi_device *dev,struct comedi_subdevice *s, |
90035c08 | 450 | struct comedi_insn *insn,unsigned int *data); | |
c995fe94 ADG |
451 | +----------------------------------------------------------------------------+ |
452 | | Task : Start / Stop The Watchdog | | |
453 | +----------------------------------------------------------------------------+ | |
71b5f4f1 | 454 | | Input Parameters : struct comedi_device *dev : Driver handle | |
34c43922 | 455 | | struct comedi_subdevice *s, :pointer to subdevice structure |
90035c08 | 456 | struct comedi_insn *insn :pointer to insn structure | |
790c5541 | 457 | | unsigned int *data : Data Pointer to read status | |
c995fe94 ADG |
458 | +----------------------------------------------------------------------------+ |
459 | | Output Parameters : -- | | |
460 | +----------------------------------------------------------------------------+ | |
461 | | Return Value : TRUE : No error occur | | |
462 | | : FALSE : Error occur. Return the error | | |
463 | | | | |
464 | +----------------------------------------------------------------------------+ | |
465 | */ | |
466 | ||
da91b269 BP |
467 | int i_APCI2200_StartStopWriteWatchdog(struct comedi_device *dev, struct comedi_subdevice *s, |
468 | struct comedi_insn *insn, unsigned int *data) | |
c995fe94 ADG |
469 | { |
470 | switch (data[0]) { | |
2696fb57 BP |
471 | case 0: /* stop the watchdog */ |
472 | outw(0x0, devpriv->iobase + APCI2200_WATCHDOG + APCI2200_WATCHDOG_ENABLEDISABLE); /* disable the watchdog */ | |
c995fe94 | 473 | break; |
2696fb57 | 474 | case 1: /* start the watchdog */ |
c995fe94 ADG |
475 | outw(0x0001, |
476 | devpriv->iobase + APCI2200_WATCHDOG + | |
477 | APCI2200_WATCHDOG_ENABLEDISABLE); | |
478 | break; | |
2696fb57 | 479 | case 2: /* Software trigger */ |
c995fe94 ADG |
480 | outw(0x0201, |
481 | devpriv->iobase + APCI2200_WATCHDOG + | |
482 | APCI2200_WATCHDOG_ENABLEDISABLE); | |
483 | break; | |
484 | default: | |
485 | printk("\nSpecified functionality does not exist\n"); | |
486 | return -EINVAL; | |
2696fb57 | 487 | } /* switch(data[0]) */ |
c995fe94 ADG |
488 | return insn->n; |
489 | } | |
490 | ||
491 | /* | |
492 | +----------------------------------------------------------------------------+ | |
493 | | Function Name : int i_APCI2200_ReadWatchdog | | |
90035c08 | 494 | | (struct comedi_device *dev,struct comedi_subdevice *s,struct comedi_insn *insn, |
356cdbcb | 495 | | unsigned int *data); | |
c995fe94 ADG |
496 | +----------------------------------------------------------------------------+ |
497 | | Task : Read The Watchdog | | |
498 | +----------------------------------------------------------------------------+ | |
71b5f4f1 | 499 | | Input Parameters : struct comedi_device *dev : Driver handle | |
34c43922 | 500 | | struct comedi_subdevice *s, :pointer to subdevice structure |
356cdbcb | 501 | | struct comedi_insn *insn :pointer to insn structure | |
790c5541 | 502 | | unsigned int *data : Data Pointer to read status | |
c995fe94 ADG |
503 | +----------------------------------------------------------------------------+ |
504 | | Output Parameters : -- | | |
505 | +----------------------------------------------------------------------------+ | |
506 | | Return Value : TRUE : No error occur | | |
507 | | : FALSE : Error occur. Return the error | | |
508 | | | | |
509 | +----------------------------------------------------------------------------+ | |
510 | */ | |
511 | ||
da91b269 BP |
512 | int i_APCI2200_ReadWatchdog(struct comedi_device *dev, struct comedi_subdevice *s, |
513 | struct comedi_insn *insn, unsigned int *data) | |
c995fe94 ADG |
514 | { |
515 | data[0] = | |
516 | inw(devpriv->iobase + APCI2200_WATCHDOG + | |
517 | APCI2200_WATCHDOG_STATUS) & 0x1; | |
518 | return insn->n; | |
519 | } | |
520 | ||
521 | /* | |
522 | +----------------------------------------------------------------------------+ | |
71b5f4f1 | 523 | | Function Name : int i_APCI2200_Reset(struct comedi_device *dev) | | |
c995fe94 ADG |
524 | +----------------------------------------------------------------------------+ |
525 | | Task :resets all the registers | | |
526 | +----------------------------------------------------------------------------+ | |
71b5f4f1 | 527 | | Input Parameters : struct comedi_device *dev |
c995fe94 ADG |
528 | +----------------------------------------------------------------------------+ |
529 | | Output Parameters : -- | | |
530 | +----------------------------------------------------------------------------+ | |
531 | | Return Value : | | |
532 | | | | |
533 | +----------------------------------------------------------------------------+ | |
534 | */ | |
535 | ||
da91b269 | 536 | int i_APCI2200_Reset(struct comedi_device *dev) |
c995fe94 | 537 | { |
2696fb57 | 538 | outw(0x0, devpriv->iobase + APCI2200_DIGITAL_OP); /* RESETS THE DIGITAL OUTPUTS */ |
c995fe94 ADG |
539 | outw(0x0, |
540 | devpriv->iobase + APCI2200_WATCHDOG + | |
541 | APCI2200_WATCHDOG_ENABLEDISABLE); | |
542 | outw(0x0, | |
543 | devpriv->iobase + APCI2200_WATCHDOG + | |
544 | APCI2200_WATCHDOG_RELOAD_VALUE); | |
545 | outw(0x0, | |
546 | devpriv->iobase + APCI2200_WATCHDOG + | |
547 | APCI2200_WATCHDOG_RELOAD_VALUE + 2); | |
548 | return 0; | |
549 | } |