Commit | Line | Data |
---|---|---|
4fecf4a2 DS |
1 | /* |
2 | comedi/drivers/ni_mio_cs.c | |
3 | Hardware driver for NI PCMCIA MIO E series cards | |
4 | ||
5 | COMEDI - Linux Control and Measurement Device Interface | |
6 | Copyright (C) 1997-2000 David A. Schleef <ds@schleef.org> | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
20 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
21 | ||
22 | */ | |
23 | /* | |
24 | Driver: ni_mio_cs | |
25 | Description: National Instruments DAQCard E series | |
26 | Author: ds | |
27 | Status: works | |
28 | Devices: [National Instruments] DAQCard-AI-16XE-50 (ni_mio_cs), | |
29 | DAQCard-AI-16E-4, DAQCard-6062E, DAQCard-6024E, DAQCard-6036E | |
30 | Updated: Thu Oct 23 19:43:17 CDT 2003 | |
31 | ||
32 | See the notes in the ni_atmio.o driver. | |
33 | */ | |
34 | /* | |
35 | The real guts of the driver is in ni_mio_common.c, which is | |
36 | included by all the E series drivers. | |
37 | ||
38 | References for specifications: | |
39 | ||
40 | 341080a.pdf DAQCard E Series Register Level Programmer Manual | |
41 | ||
42 | */ | |
43 | ||
44 | #include "../comedidev.h" | |
45 | ||
46 | #include <linux/delay.h> | |
4fecf4a2 DS |
47 | |
48 | #include "ni_stc.h" | |
49 | #include "8255.h" | |
50 | ||
51 | #include <pcmcia/cs_types.h> | |
52 | #include <pcmcia/cs.h> | |
53 | #include <pcmcia/cistpl.h> | |
54 | #include <pcmcia/ds.h> | |
55 | ||
56 | #undef DEBUG | |
57 | ||
58 | #define ATMIO 1 | |
59 | #undef PCIMIO | |
60 | ||
61 | /* | |
62 | * AT specific setup | |
63 | */ | |
64 | ||
65 | #define NI_SIZE 0x20 | |
66 | ||
67 | #define MAX_N_CALDACS 32 | |
68 | ||
72a82280 | 69 | static const struct ni_board_struct ni_boards[] = { |
68c3dbff BP |
70 | {.device_id = 0x010d, |
71 | .name = "DAQCard-ai-16xe-50", | |
72 | .n_adchan = 16, | |
73 | .adbits = 16, | |
74 | .ai_fifo_depth = 1024, | |
75 | .alwaysdither = 0, | |
76 | .gainlkup = ai_gain_8, | |
77 | .ai_speed = 5000, | |
78 | .n_aochan = 0, | |
79 | .aobits = 0, | |
80 | .ao_fifo_depth = 0, | |
81 | .ao_unipolar = 0, | |
82 | .num_p0_dio_channels = 8, | |
83 | .has_8255 = 0, | |
84 | .caldac = {dac8800, dac8043}, | |
0a85b6f0 | 85 | }, |
68c3dbff BP |
86 | {.device_id = 0x010c, |
87 | .name = "DAQCard-ai-16e-4", | |
88 | .n_adchan = 16, | |
89 | .adbits = 12, | |
90 | .ai_fifo_depth = 1024, | |
91 | .alwaysdither = 0, | |
92 | .gainlkup = ai_gain_16, | |
93 | .ai_speed = 4000, | |
94 | .n_aochan = 0, | |
95 | .aobits = 0, | |
96 | .ao_fifo_depth = 0, | |
97 | .ao_unipolar = 0, | |
98 | .num_p0_dio_channels = 8, | |
99 | .has_8255 = 0, | |
100 | .caldac = {mb88341}, /* verified */ | |
0a85b6f0 | 101 | }, |
68c3dbff BP |
102 | {.device_id = 0x02c4, |
103 | .name = "DAQCard-6062E", | |
104 | .n_adchan = 16, | |
105 | .adbits = 12, | |
106 | .ai_fifo_depth = 8192, | |
107 | .alwaysdither = 0, | |
108 | .gainlkup = ai_gain_16, | |
109 | .ai_speed = 2000, | |
110 | .n_aochan = 2, | |
111 | .aobits = 12, | |
112 | .ao_fifo_depth = 2048, | |
113 | .ao_range_table = &range_bipolar10, | |
114 | .ao_unipolar = 0, | |
115 | .ao_speed = 1176, | |
116 | .num_p0_dio_channels = 8, | |
117 | .has_8255 = 0, | |
118 | .caldac = {ad8804_debug}, /* verified */ | |
0a85b6f0 | 119 | }, |
68c3dbff BP |
120 | {.device_id = 0x075e, |
121 | .name = "DAQCard-6024E", /* specs incorrect! */ | |
122 | .n_adchan = 16, | |
123 | .adbits = 12, | |
124 | .ai_fifo_depth = 1024, | |
125 | .alwaysdither = 0, | |
126 | .gainlkup = ai_gain_16, | |
127 | .ai_speed = 5000, | |
128 | .n_aochan = 2, | |
129 | .aobits = 12, | |
130 | .ao_fifo_depth = 0, | |
131 | .ao_range_table = &range_bipolar10, | |
132 | .ao_unipolar = 0, | |
133 | .ao_speed = 1000000, | |
134 | .num_p0_dio_channels = 8, | |
135 | .has_8255 = 0, | |
136 | .caldac = {ad8804_debug}, | |
0a85b6f0 | 137 | }, |
68c3dbff BP |
138 | {.device_id = 0x0245, |
139 | .name = "DAQCard-6036E", /* specs incorrect! */ | |
140 | .n_adchan = 16, | |
141 | .adbits = 16, | |
142 | .ai_fifo_depth = 1024, | |
143 | .alwaysdither = 1, | |
144 | .gainlkup = ai_gain_4, | |
145 | .ai_speed = 5000, | |
146 | .n_aochan = 2, | |
147 | .aobits = 16, | |
148 | .ao_fifo_depth = 0, | |
149 | .ao_range_table = &range_bipolar10, | |
150 | .ao_unipolar = 0, | |
151 | .ao_speed = 1000000, | |
152 | .num_p0_dio_channels = 8, | |
153 | .has_8255 = 0, | |
154 | .caldac = {ad8804_debug}, | |
0a85b6f0 | 155 | }, |
4fecf4a2 | 156 | #if 0 |
68c3dbff BP |
157 | {.device_id = 0x0000, /* unknown */ |
158 | .name = "DAQCard-6715", | |
159 | .n_adchan = 0, | |
160 | .n_aochan = 8, | |
161 | .aobits = 12, | |
162 | .ao_671x = 8192, | |
163 | .num_p0_dio_channels = 8, | |
164 | .caldac = {mb88341, mb88341}, | |
0a85b6f0 | 165 | }, |
4fecf4a2 DS |
166 | #endif |
167 | /* N.B. Update ni_mio_cs_ids[] when entries added above. */ | |
168 | }; | |
169 | ||
170 | #define interrupt_pin(a) 0 | |
171 | ||
172 | #define IRQ_POLARITY 1 | |
173 | ||
174 | #define NI_E_IRQ_FLAGS IRQF_SHARED | |
175 | ||
c7ef2298 BP |
176 | struct ni_private { |
177 | ||
4fecf4a2 DS |
178 | struct pcmcia_device *link; |
179 | ||
c7ef2298 BP |
180 | NI_PRIVATE_COMMON}; |
181 | ||
182 | #define devpriv ((struct ni_private *)dev->private) | |
4fecf4a2 DS |
183 | |
184 | /* How we access registers */ | |
185 | ||
f7cbd7aa | 186 | #define ni_writel(a, b) (outl((a), (b)+dev->iobase)) |
4fecf4a2 | 187 | #define ni_readl(a) (inl((a)+dev->iobase)) |
f7cbd7aa | 188 | #define ni_writew(a, b) (outw((a), (b)+dev->iobase)) |
4fecf4a2 | 189 | #define ni_readw(a) (inw((a)+dev->iobase)) |
f7cbd7aa | 190 | #define ni_writeb(a, b) (outb((a), (b)+dev->iobase)) |
4fecf4a2 DS |
191 | #define ni_readb(a) (inb((a)+dev->iobase)) |
192 | ||
193 | /* How we access windowed registers */ | |
194 | ||
195 | /* We automatically take advantage of STC registers that can be | |
196 | * read/written directly in the I/O space of the board. The | |
197 | * DAQCard devices map the low 8 STC registers to iobase+addr*2. */ | |
198 | ||
da91b269 | 199 | static void mio_cs_win_out(struct comedi_device *dev, uint16_t data, int addr) |
4fecf4a2 DS |
200 | { |
201 | unsigned long flags; | |
202 | ||
5f74ea14 | 203 | spin_lock_irqsave(&devpriv->window_lock, flags); |
4fecf4a2 DS |
204 | if (addr < 8) { |
205 | ni_writew(data, addr * 2); | |
206 | } else { | |
207 | ni_writew(addr, Window_Address); | |
208 | ni_writew(data, Window_Data); | |
209 | } | |
5f74ea14 | 210 | spin_unlock_irqrestore(&devpriv->window_lock, flags); |
4fecf4a2 DS |
211 | } |
212 | ||
da91b269 | 213 | static uint16_t mio_cs_win_in(struct comedi_device *dev, int addr) |
4fecf4a2 DS |
214 | { |
215 | unsigned long flags; | |
216 | uint16_t ret; | |
217 | ||
5f74ea14 | 218 | spin_lock_irqsave(&devpriv->window_lock, flags); |
4fecf4a2 DS |
219 | if (addr < 8) { |
220 | ret = ni_readw(addr * 2); | |
221 | } else { | |
222 | ni_writew(addr, Window_Address); | |
223 | ret = ni_readw(Window_Data); | |
224 | } | |
5f74ea14 | 225 | spin_unlock_irqrestore(&devpriv->window_lock, flags); |
4fecf4a2 DS |
226 | |
227 | return ret; | |
228 | } | |
229 | ||
0a85b6f0 MT |
230 | static int mio_cs_attach(struct comedi_device *dev, |
231 | struct comedi_devconfig *it); | |
da91b269 | 232 | static int mio_cs_detach(struct comedi_device *dev); |
139dfbdf | 233 | static struct comedi_driver driver_ni_mio_cs = { |
68c3dbff BP |
234 | .driver_name = "ni_mio_cs", |
235 | .module = THIS_MODULE, | |
236 | .attach = mio_cs_attach, | |
237 | .detach = mio_cs_detach, | |
4fecf4a2 DS |
238 | }; |
239 | ||
240 | #include "ni_mio_common.c" | |
241 | ||
0a85b6f0 MT |
242 | static int ni_getboardtype(struct comedi_device *dev, |
243 | struct pcmcia_device *link); | |
4fecf4a2 DS |
244 | |
245 | /* clean up allocated resources */ | |
246 | /* called when driver is removed */ | |
da91b269 | 247 | static int mio_cs_detach(struct comedi_device *dev) |
4fecf4a2 DS |
248 | { |
249 | mio_common_detach(dev); | |
250 | ||
251 | /* PCMCIA layer frees the IO region */ | |
252 | ||
b055d0d3 | 253 | if (dev->irq) |
5f74ea14 | 254 | free_irq(dev->irq, dev); |
4fecf4a2 DS |
255 | |
256 | return 0; | |
257 | } | |
258 | ||
259 | static void mio_cs_config(struct pcmcia_device *link); | |
260 | static void cs_release(struct pcmcia_device *link); | |
261 | static void cs_detach(struct pcmcia_device *); | |
262 | ||
263 | static struct pcmcia_device *cur_dev = NULL; | |
264 | static const dev_info_t dev_info = "ni_mio_cs"; | |
0a85b6f0 | 265 | |
4fecf4a2 DS |
266 | static int cs_attach(struct pcmcia_device *link) |
267 | { | |
268 | link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; | |
269 | link->io.NumPorts1 = 16; | |
4fecf4a2 DS |
270 | link->conf.Attributes = CONF_ENABLE_IRQ; |
271 | link->conf.IntType = INT_MEMORY_AND_IO; | |
272 | ||
273 | cur_dev = link; | |
274 | ||
275 | mio_cs_config(link); | |
276 | ||
277 | return 0; | |
278 | } | |
279 | ||
280 | static void cs_release(struct pcmcia_device *link) | |
281 | { | |
282 | pcmcia_disable_device(link); | |
283 | } | |
284 | ||
285 | static void cs_detach(struct pcmcia_device *link) | |
286 | { | |
287 | DPRINTK("cs_detach(link=%p)\n", link); | |
288 | ||
bfc2cc34 | 289 | cs_release(link); |
4fecf4a2 DS |
290 | } |
291 | ||
292 | static int mio_cs_suspend(struct pcmcia_device *link) | |
293 | { | |
294 | DPRINTK("pm suspend\n"); | |
295 | ||
296 | return 0; | |
297 | } | |
298 | ||
299 | static int mio_cs_resume(struct pcmcia_device *link) | |
300 | { | |
301 | DPRINTK("pm resume\n"); | |
302 | return 0; | |
303 | } | |
304 | ||
4fecf4a2 | 305 | |
55a19b39 DB |
306 | static int mio_pcmcia_config_loop(struct pcmcia_device *p_dev, |
307 | cistpl_cftable_entry_t *cfg, | |
308 | cistpl_cftable_entry_t *dflt, | |
309 | unsigned int vcc, | |
310 | void *priv_data) | |
311 | { | |
312 | int base, ret; | |
4fecf4a2 | 313 | |
55a19b39 DB |
314 | p_dev->io.NumPorts1 = cfg->io.win[0].len; |
315 | p_dev->io.IOAddrLines = cfg->io.flags & CISTPL_IO_LINES_MASK; | |
316 | p_dev->io.NumPorts2 = 0; | |
4fecf4a2 | 317 | |
55a19b39 DB |
318 | for (base = 0x000; base < 0x400; base += 0x20) { |
319 | p_dev->io.BasePort1 = base; | |
320 | ret = pcmcia_request_io(p_dev, &p_dev->io); | |
321 | if (!ret) | |
322 | return 0; | |
4fecf4a2 | 323 | } |
55a19b39 DB |
324 | return -ENODEV; |
325 | } | |
4fecf4a2 | 326 | |
4fecf4a2 | 327 | |
55a19b39 DB |
328 | static void mio_cs_config(struct pcmcia_device *link) |
329 | { | |
330 | int ret; | |
4fecf4a2 | 331 | |
55a19b39 | 332 | DPRINTK("mio_cs_config(link=%p)\n", link); |
4fecf4a2 | 333 | |
55a19b39 DB |
334 | ret = pcmcia_loop_config(link, mio_pcmcia_config_loop, NULL); |
335 | if (ret) { | |
336 | dev_warn(&link->dev, "no configuration found\n"); | |
337 | return; | |
4fecf4a2 DS |
338 | } |
339 | ||
eb14120f DB |
340 | if (!link->irq) |
341 | dev_info(&link->dev, "no IRQ available\n"); | |
4fecf4a2 DS |
342 | |
343 | ret = pcmcia_request_configuration(link, &link->conf); | |
4fecf4a2 DS |
344 | } |
345 | ||
da91b269 | 346 | static int mio_cs_attach(struct comedi_device *dev, struct comedi_devconfig *it) |
4fecf4a2 DS |
347 | { |
348 | struct pcmcia_device *link; | |
349 | unsigned int irq; | |
350 | int ret; | |
351 | ||
352 | DPRINTK("mio_cs_attach(dev=%p,it=%p)\n", dev, it); | |
353 | ||
354 | link = cur_dev; /* XXX hack */ | |
355 | if (!link) | |
356 | return -EIO; | |
357 | ||
358 | dev->driver = &driver_ni_mio_cs; | |
359 | dev->iobase = link->io.BasePort1; | |
360 | ||
eb14120f | 361 | irq = link->irq; |
4fecf4a2 DS |
362 | |
363 | printk("comedi%d: %s: DAQCard: io 0x%04lx, irq %u, ", | |
0a85b6f0 | 364 | dev->minor, dev->driver->driver_name, dev->iobase, irq); |
4fecf4a2 DS |
365 | |
366 | #if 0 | |
367 | { | |
368 | int i; | |
369 | ||
370 | printk(" board fingerprint:"); | |
371 | for (i = 0; i < 32; i += 2) { | |
372 | printk(" %04x %02x", inw(dev->iobase + i), | |
0a85b6f0 | 373 | inb(dev->iobase + i + 1)); |
4fecf4a2 DS |
374 | } |
375 | printk("\n"); | |
376 | printk(" board fingerprint (windowed):"); | |
b055d0d3 | 377 | for (i = 0; i < 10; i++) |
4fecf4a2 | 378 | printk(" 0x%04x", win_in(i)); |
4fecf4a2 DS |
379 | printk("\n"); |
380 | } | |
381 | #endif | |
382 | ||
383 | dev->board_ptr = ni_boards + ni_getboardtype(dev, link); | |
384 | ||
385 | printk(" %s", boardtype.name); | |
386 | dev->board_name = boardtype.name; | |
387 | ||
5f74ea14 | 388 | ret = request_irq(irq, ni_E_interrupt, NI_E_IRQ_FLAGS, |
0a85b6f0 | 389 | "ni_mio_cs", dev); |
c3744138 | 390 | if (ret < 0) { |
4fecf4a2 DS |
391 | printk(" irq not available\n"); |
392 | return -EINVAL; | |
393 | } | |
394 | dev->irq = irq; | |
395 | ||
396 | /* allocate private area */ | |
c3744138 BP |
397 | ret = ni_alloc_private(dev); |
398 | if (ret < 0) | |
4fecf4a2 | 399 | return ret; |
c3744138 | 400 | |
4fecf4a2 DS |
401 | devpriv->stc_writew = &mio_cs_win_out; |
402 | devpriv->stc_readw = &mio_cs_win_in; | |
403 | devpriv->stc_writel = &win_out2; | |
404 | devpriv->stc_readl = &win_in2; | |
405 | ||
c3744138 BP |
406 | ret = ni_E_init(dev, it); |
407 | ||
408 | if (ret < 0) | |
4fecf4a2 | 409 | return ret; |
4fecf4a2 DS |
410 | |
411 | return 0; | |
412 | } | |
413 | ||
0a85b6f0 MT |
414 | static int ni_getboardtype(struct comedi_device *dev, |
415 | struct pcmcia_device *link) | |
4fecf4a2 | 416 | { |
4fecf4a2 DS |
417 | int i; |
418 | ||
4fecf4a2 | 419 | for (i = 0; i < n_ni_boards; i++) { |
55a19b39 | 420 | if (ni_boards[i].device_id == link->card_id) |
4fecf4a2 | 421 | return i; |
4fecf4a2 DS |
422 | } |
423 | ||
55a19b39 | 424 | printk("unknown board 0x%04x -- pretend it is a ", link->card_id); |
4fecf4a2 DS |
425 | |
426 | return 0; | |
427 | } | |
428 | ||
429 | #ifdef MODULE | |
430 | ||
4fecf4a2 DS |
431 | static struct pcmcia_device_id ni_mio_cs_ids[] = { |
432 | PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010d), /* DAQCard-ai-16xe-50 */ | |
433 | PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010c), /* DAQCard-ai-16e-4 */ | |
434 | PCMCIA_DEVICE_MANF_CARD(0x010b, 0x02c4), /* DAQCard-6062E */ | |
435 | PCMCIA_DEVICE_MANF_CARD(0x010b, 0x075e), /* DAQCard-6024E */ | |
436 | PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0245), /* DAQCard-6036E */ | |
437 | PCMCIA_DEVICE_NULL | |
438 | }; | |
439 | ||
440 | MODULE_DEVICE_TABLE(pcmcia, ni_mio_cs_ids); | |
6c7f8196 AK |
441 | MODULE_AUTHOR("David A. Schleef <ds@schleef.org>"); |
442 | MODULE_DESCRIPTION("Comedi driver for National Instruments DAQCard E series"); | |
443 | MODULE_LICENSE("GPL"); | |
4fecf4a2 DS |
444 | |
445 | struct pcmcia_driver ni_mio_cs_driver = { | |
446 | .probe = &cs_attach, | |
447 | .remove = &cs_detach, | |
448 | .suspend = &mio_cs_suspend, | |
449 | .resume = &mio_cs_resume, | |
450 | .id_table = ni_mio_cs_ids, | |
451 | .owner = THIS_MODULE, | |
452 | .drv = { | |
0a85b6f0 | 453 | .name = dev_info, |
4fecf4a2 DS |
454 | }, |
455 | }; | |
456 | ||
457 | int init_module(void) | |
458 | { | |
459 | pcmcia_register_driver(&ni_mio_cs_driver); | |
460 | comedi_driver_register(&driver_ni_mio_cs); | |
461 | return 0; | |
462 | } | |
463 | ||
464 | void cleanup_module(void) | |
465 | { | |
466 | pcmcia_unregister_driver(&ni_mio_cs_driver); | |
467 | #if 0 | |
468 | while (cur_dev != NULL) | |
469 | cs_detach(cur_dev->handle); | |
470 | #endif | |
471 | comedi_driver_unregister(&driver_ni_mio_cs); | |
472 | } | |
473 | #endif |