Commit | Line | Data |
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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 | ||
69 | static const ni_board ni_boards[] = { | |
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}, | |
85 | }, | |
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 */ | |
101 | }, | |
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 */ | |
119 | }, | |
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}, | |
137 | }, | |
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}, | |
155 | }, | |
156 | #if 0 | |
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}, | |
165 | }, | |
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 | ||
186 | #define ni_writel(a,b) (outl((a),(b)+dev->iobase)) | |
187 | #define ni_readl(a) (inl((a)+dev->iobase)) | |
188 | #define ni_writew(a,b) (outw((a),(b)+dev->iobase)) | |
189 | #define ni_readw(a) (inw((a)+dev->iobase)) | |
190 | #define ni_writeb(a,b) (outb((a),(b)+dev->iobase)) | |
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 | ||
71b5f4f1 | 199 | static void mio_cs_win_out(struct comedi_device * dev, uint16_t data, int addr) |
4fecf4a2 DS |
200 | { |
201 | unsigned long flags; | |
202 | ||
203 | comedi_spin_lock_irqsave(&devpriv->window_lock, flags); | |
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 | } | |
210 | comedi_spin_unlock_irqrestore(&devpriv->window_lock, flags); | |
211 | } | |
212 | ||
71b5f4f1 | 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 | ||
218 | comedi_spin_lock_irqsave(&devpriv->window_lock, flags); | |
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 | } | |
225 | comedi_spin_unlock_irqrestore(&devpriv->window_lock, flags); | |
226 | ||
227 | return ret; | |
228 | } | |
229 | ||
0707bb04 | 230 | static int mio_cs_attach(struct comedi_device * dev, struct comedi_devconfig * it); |
71b5f4f1 | 231 | static int mio_cs_detach(struct comedi_device * dev); |
139dfbdf | 232 | static struct comedi_driver driver_ni_mio_cs = { |
4fecf4a2 DS |
233 | driver_name:"ni_mio_cs", |
234 | module:THIS_MODULE, | |
235 | attach:mio_cs_attach, | |
236 | detach:mio_cs_detach, | |
237 | }; | |
238 | ||
239 | #include "ni_mio_common.c" | |
240 | ||
71b5f4f1 | 241 | static int ni_getboardtype(struct comedi_device * dev, struct pcmcia_device *link); |
4fecf4a2 DS |
242 | |
243 | /* clean up allocated resources */ | |
244 | /* called when driver is removed */ | |
71b5f4f1 | 245 | static int mio_cs_detach(struct comedi_device * dev) |
4fecf4a2 DS |
246 | { |
247 | mio_common_detach(dev); | |
248 | ||
249 | /* PCMCIA layer frees the IO region */ | |
250 | ||
251 | if (dev->irq) { | |
252 | comedi_free_irq(dev->irq, dev); | |
253 | } | |
254 | ||
255 | return 0; | |
256 | } | |
257 | ||
258 | static void mio_cs_config(struct pcmcia_device *link); | |
259 | static void cs_release(struct pcmcia_device *link); | |
260 | static void cs_detach(struct pcmcia_device *); | |
261 | ||
262 | static struct pcmcia_device *cur_dev = NULL; | |
263 | static const dev_info_t dev_info = "ni_mio_cs"; | |
264 | static dev_node_t dev_node = { | |
265 | "ni_mio_cs", | |
266 | COMEDI_MAJOR, 0, | |
267 | NULL | |
268 | }; | |
269 | static int cs_attach(struct pcmcia_device *link) | |
270 | { | |
271 | link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; | |
272 | link->io.NumPorts1 = 16; | |
273 | link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; | |
274 | link->irq.IRQInfo1 = IRQ_LEVEL_ID; | |
275 | link->conf.Attributes = CONF_ENABLE_IRQ; | |
276 | link->conf.IntType = INT_MEMORY_AND_IO; | |
277 | ||
278 | cur_dev = link; | |
279 | ||
280 | mio_cs_config(link); | |
281 | ||
282 | return 0; | |
283 | } | |
284 | ||
285 | static void cs_release(struct pcmcia_device *link) | |
286 | { | |
287 | pcmcia_disable_device(link); | |
288 | } | |
289 | ||
290 | static void cs_detach(struct pcmcia_device *link) | |
291 | { | |
292 | DPRINTK("cs_detach(link=%p)\n", link); | |
293 | ||
294 | if (link->dev_node) { | |
295 | cs_release(link); | |
296 | } | |
297 | } | |
298 | ||
299 | static int mio_cs_suspend(struct pcmcia_device *link) | |
300 | { | |
301 | DPRINTK("pm suspend\n"); | |
302 | ||
303 | return 0; | |
304 | } | |
305 | ||
306 | static int mio_cs_resume(struct pcmcia_device *link) | |
307 | { | |
308 | DPRINTK("pm resume\n"); | |
309 | return 0; | |
310 | } | |
311 | ||
312 | static void mio_cs_config(struct pcmcia_device *link) | |
313 | { | |
314 | tuple_t tuple; | |
315 | u_short buf[128]; | |
316 | cisparse_t parse; | |
317 | int manfid = 0, prodid = 0; | |
318 | int ret; | |
319 | ||
320 | DPRINTK("mio_cs_config(link=%p)\n", link); | |
321 | ||
322 | tuple.TupleData = (cisdata_t *) buf; | |
323 | tuple.TupleOffset = 0; | |
324 | tuple.TupleDataMax = 255; | |
325 | tuple.Attributes = 0; | |
326 | ||
327 | tuple.DesiredTuple = CISTPL_CONFIG; | |
328 | ret = pcmcia_get_first_tuple(link, &tuple); | |
329 | ret = pcmcia_get_tuple_data(link, &tuple); | |
330 | ret = pcmcia_parse_tuple(&tuple, &parse); | |
331 | link->conf.ConfigBase = parse.config.base; | |
332 | link->conf.Present = parse.config.rmask[0]; | |
333 | ||
334 | #if 0 | |
335 | tuple.DesiredTuple = CISTPL_LONGLINK_MFC; | |
336 | tuple.Attributes = TUPLE_RETURN_COMMON | TUPLE_RETURN_LINK; | |
337 | info->multi(first_tuple(link, &tuple, &parse) == 0); | |
338 | #endif | |
339 | ||
340 | tuple.DesiredTuple = CISTPL_MANFID; | |
341 | tuple.Attributes = TUPLE_RETURN_COMMON; | |
342 | if ((pcmcia_get_first_tuple(link, &tuple) == 0) && | |
343 | (pcmcia_get_tuple_data(link, &tuple) == 0)) { | |
344 | manfid = le16_to_cpu(buf[0]); | |
345 | prodid = le16_to_cpu(buf[1]); | |
346 | } | |
2696fb57 | 347 | /* printk("manfid = 0x%04x, 0x%04x\n",manfid,prodid); */ |
4fecf4a2 DS |
348 | |
349 | tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; | |
350 | tuple.Attributes = 0; | |
351 | ret = pcmcia_get_first_tuple(link, &tuple); | |
352 | ret = pcmcia_get_tuple_data(link, &tuple); | |
353 | ret = pcmcia_parse_tuple(&tuple, &parse); | |
354 | ||
355 | #if 0 | |
356 | printk(" index: 0x%x\n", parse.cftable_entry.index); | |
357 | printk(" flags: 0x%x\n", parse.cftable_entry.flags); | |
358 | printk(" io flags: 0x%x\n", parse.cftable_entry.io.flags); | |
359 | printk(" io nwin: 0x%x\n", parse.cftable_entry.io.nwin); | |
360 | printk(" io base: 0x%x\n", parse.cftable_entry.io.win[0].base); | |
361 | printk(" io len: 0x%x\n", parse.cftable_entry.io.win[0].len); | |
362 | printk(" irq1: 0x%x\n", parse.cftable_entry.irq.IRQInfo1); | |
363 | printk(" irq2: 0x%x\n", parse.cftable_entry.irq.IRQInfo2); | |
364 | printk(" mem flags: 0x%x\n", parse.cftable_entry.mem.flags); | |
365 | printk(" mem nwin: 0x%x\n", parse.cftable_entry.mem.nwin); | |
366 | printk(" subtuples: 0x%x\n", parse.cftable_entry.subtuples); | |
367 | #endif | |
368 | ||
369 | #if 0 | |
370 | link->io.NumPorts1 = 0x20; | |
371 | link->io.IOAddrLines = 5; | |
372 | link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; | |
373 | #endif | |
374 | link->io.NumPorts1 = parse.cftable_entry.io.win[0].len; | |
375 | link->io.IOAddrLines = | |
376 | parse.cftable_entry.io.flags & CISTPL_IO_LINES_MASK; | |
377 | link->io.NumPorts2 = 0; | |
378 | ||
379 | { | |
380 | int base; | |
381 | for (base = 0x000; base < 0x400; base += 0x20) { | |
382 | link->io.BasePort1 = base; | |
383 | ret = pcmcia_request_io(link, &link->io); | |
2696fb57 | 384 | /* printk("RequestIO 0x%02x\n",ret); */ |
4fecf4a2 DS |
385 | if (!ret) |
386 | break; | |
387 | } | |
388 | } | |
389 | ||
390 | link->irq.IRQInfo1 = parse.cftable_entry.irq.IRQInfo1; | |
391 | link->irq.IRQInfo2 = parse.cftable_entry.irq.IRQInfo2; | |
392 | ret = pcmcia_request_irq(link, &link->irq); | |
393 | if (ret) { | |
394 | printk("pcmcia_request_irq() returned error: %i\n", ret); | |
395 | } | |
2696fb57 | 396 | /* printk("RequestIRQ 0x%02x\n",ret); */ |
4fecf4a2 DS |
397 | |
398 | link->conf.ConfigIndex = 1; | |
399 | ||
400 | ret = pcmcia_request_configuration(link, &link->conf); | |
2696fb57 | 401 | /* printk("RequestConfiguration %d\n",ret); */ |
4fecf4a2 DS |
402 | |
403 | link->dev_node = &dev_node; | |
404 | } | |
405 | ||
0707bb04 | 406 | static int mio_cs_attach(struct comedi_device * dev, struct comedi_devconfig * it) |
4fecf4a2 DS |
407 | { |
408 | struct pcmcia_device *link; | |
409 | unsigned int irq; | |
410 | int ret; | |
411 | ||
412 | DPRINTK("mio_cs_attach(dev=%p,it=%p)\n", dev, it); | |
413 | ||
414 | link = cur_dev; /* XXX hack */ | |
415 | if (!link) | |
416 | return -EIO; | |
417 | ||
418 | dev->driver = &driver_ni_mio_cs; | |
419 | dev->iobase = link->io.BasePort1; | |
420 | ||
421 | irq = link->irq.AssignedIRQ; | |
422 | ||
423 | printk("comedi%d: %s: DAQCard: io 0x%04lx, irq %u, ", | |
424 | dev->minor, dev->driver->driver_name, dev->iobase, irq); | |
425 | ||
426 | #if 0 | |
427 | { | |
428 | int i; | |
429 | ||
430 | printk(" board fingerprint:"); | |
431 | for (i = 0; i < 32; i += 2) { | |
432 | printk(" %04x %02x", inw(dev->iobase + i), | |
433 | inb(dev->iobase + i + 1)); | |
434 | } | |
435 | printk("\n"); | |
436 | printk(" board fingerprint (windowed):"); | |
437 | for (i = 0; i < 10; i++) { | |
438 | printk(" 0x%04x", win_in(i)); | |
439 | } | |
440 | printk("\n"); | |
441 | } | |
442 | #endif | |
443 | ||
444 | dev->board_ptr = ni_boards + ni_getboardtype(dev, link); | |
445 | ||
446 | printk(" %s", boardtype.name); | |
447 | dev->board_name = boardtype.name; | |
448 | ||
449 | if ((ret = comedi_request_irq(irq, ni_E_interrupt, NI_E_IRQ_FLAGS, | |
450 | "ni_mio_cs", dev)) < 0) { | |
451 | printk(" irq not available\n"); | |
452 | return -EINVAL; | |
453 | } | |
454 | dev->irq = irq; | |
455 | ||
456 | /* allocate private area */ | |
457 | if ((ret = ni_alloc_private(dev)) < 0) | |
458 | return ret; | |
459 | devpriv->stc_writew = &mio_cs_win_out; | |
460 | devpriv->stc_readw = &mio_cs_win_in; | |
461 | devpriv->stc_writel = &win_out2; | |
462 | devpriv->stc_readl = &win_in2; | |
463 | ||
464 | if ((ret = ni_E_init(dev, it)) < 0) { | |
465 | return ret; | |
466 | } | |
467 | ||
468 | return 0; | |
469 | } | |
470 | ||
71b5f4f1 | 471 | static int get_prodid(struct comedi_device * dev, struct pcmcia_device *link) |
4fecf4a2 DS |
472 | { |
473 | tuple_t tuple; | |
474 | u_short buf[128]; | |
475 | int prodid = 0; | |
476 | ||
477 | tuple.TupleData = (cisdata_t *) buf; | |
478 | tuple.TupleOffset = 0; | |
479 | tuple.TupleDataMax = 255; | |
480 | tuple.DesiredTuple = CISTPL_MANFID; | |
481 | tuple.Attributes = TUPLE_RETURN_COMMON; | |
482 | if ((pcmcia_get_first_tuple(link, &tuple) == 0) && | |
483 | (pcmcia_get_tuple_data(link, &tuple) == 0)) { | |
484 | prodid = le16_to_cpu(buf[1]); | |
485 | } | |
486 | ||
487 | return prodid; | |
488 | } | |
489 | ||
71b5f4f1 | 490 | static int ni_getboardtype(struct comedi_device * dev, struct pcmcia_device *link) |
4fecf4a2 DS |
491 | { |
492 | int id; | |
493 | int i; | |
494 | ||
495 | id = get_prodid(dev, link); | |
496 | ||
497 | for (i = 0; i < n_ni_boards; i++) { | |
498 | if (ni_boards[i].device_id == id) { | |
499 | return i; | |
500 | } | |
501 | } | |
502 | ||
503 | printk("unknown board 0x%04x -- pretend it is a ", id); | |
504 | ||
505 | return 0; | |
506 | } | |
507 | ||
508 | #ifdef MODULE | |
509 | ||
510 | MODULE_LICENSE("GPL"); | |
511 | ||
512 | static struct pcmcia_device_id ni_mio_cs_ids[] = { | |
513 | PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010d), /* DAQCard-ai-16xe-50 */ | |
514 | PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010c), /* DAQCard-ai-16e-4 */ | |
515 | PCMCIA_DEVICE_MANF_CARD(0x010b, 0x02c4), /* DAQCard-6062E */ | |
516 | PCMCIA_DEVICE_MANF_CARD(0x010b, 0x075e), /* DAQCard-6024E */ | |
517 | PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0245), /* DAQCard-6036E */ | |
518 | PCMCIA_DEVICE_NULL | |
519 | }; | |
520 | ||
521 | MODULE_DEVICE_TABLE(pcmcia, ni_mio_cs_ids); | |
522 | ||
523 | struct pcmcia_driver ni_mio_cs_driver = { | |
524 | .probe = &cs_attach, | |
525 | .remove = &cs_detach, | |
526 | .suspend = &mio_cs_suspend, | |
527 | .resume = &mio_cs_resume, | |
528 | .id_table = ni_mio_cs_ids, | |
529 | .owner = THIS_MODULE, | |
530 | .drv = { | |
531 | .name = dev_info, | |
532 | }, | |
533 | }; | |
534 | ||
535 | int init_module(void) | |
536 | { | |
537 | pcmcia_register_driver(&ni_mio_cs_driver); | |
538 | comedi_driver_register(&driver_ni_mio_cs); | |
539 | return 0; | |
540 | } | |
541 | ||
542 | void cleanup_module(void) | |
543 | { | |
544 | pcmcia_unregister_driver(&ni_mio_cs_driver); | |
545 | #if 0 | |
546 | while (cur_dev != NULL) | |
547 | cs_detach(cur_dev->handle); | |
548 | #endif | |
549 | comedi_driver_unregister(&driver_ni_mio_cs); | |
550 | } | |
551 | #endif |