2 comedi/drivers/daqboard2000.c
3 hardware driver for IOtech DAQboard/2000
5 COMEDI - Linux Control and Measurement Device Interface
6 Copyright (C) 1999 Anders Blomdell <anders.blomdell@control.lth.se>
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.
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.
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.
25 Description: IOTech DAQBoard/2000
26 Author: Anders Blomdell <anders.blomdell@control.lth.se>
28 Updated: Mon, 14 Apr 2008 15:28:52 +0100
29 Devices: [IOTech] DAQBoard/2000 (daqboard2000)
31 Much of the functionality of this driver was determined from reading
32 the source code for the Windows driver.
34 The FPGA on the board requires fimware, which is available from
35 http://www.comedi.org in the comedi_nonfree_firmware tarball.
37 Configuration options: not applicable, uses PCI auto config
40 This card was obviously never intended to leave the Windows world,
41 since it lacked all kind of hardware documentation (except for cable
42 pinouts, plug and pray has something to catch up with yet).
44 With some help from our swedish distributor, we got the Windows sourcecode
45 for the card, and here are the findings so far.
47 1. A good document that describes the PCI interface chip is 9080db-106.pdf
48 available from http://www.plxtech.com/products/io/pci9080
50 2. The initialization done so far is:
51 a. program the FPGA (windows code sans a lot of error messages)
54 3. Analog out seems to work OK with DAC's disabled, if DAC's are enabled,
55 you have to output values to all enabled DAC's until result appears, I
56 guess that it has something to do with pacer clocks, but the source
57 gives me no clues. I'll keep it simple so far.
60 Each channel in the scanlist seems to be controlled by four
64 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
65 ! | | | ! | | | ! | | | ! | | | !
66 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
69 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
70 ! | | | ! | | | ! | | | ! | | | !
71 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
73 +------+------+ | | | | +-- Digital input (??)
74 | | | | +---- 10 us settling time
75 | | | +------ Suspend acquisition (last to scan)
76 | | +-------- Simultaneous sample and hold
77 | +---------- Signed data format
78 +------------------------- Correction offset low
81 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
82 ! | | | ! | | | ! | | | ! | | | !
83 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
85 +-----+ +--+--+ +++ +++ +--+--+
86 | | | | +----- Expansion channel
87 | | | +----------- Expansion gain
88 | | +--------------- Channel (low)
89 | +--------------------- Correction offset high
90 +----------------------------- Correction gain low
92 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
93 ! | | | ! | | | ! | | | ! | | | !
94 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
96 +------+------+ | | +-+-+ | | +-- Low bank enable
97 | | | | | +---- High bank enable
98 | | | | +------ Hi/low select
99 | | | +---------- Gain (1,?,2,4,8,16,32,64)
100 | | +-------------- differential/single ended
101 | +---------------- Unipolar
102 +------------------------- Correction gain high
104 999. The card seems to have an incredible amount of capabilities, but
105 trying to reverse engineer them from the Windows source is beyond my
110 #include <linux/pci.h>
111 #include <linux/delay.h>
112 #include <linux/interrupt.h>
113 #include <linux/firmware.h>
115 #include "../comedidev.h"
119 #define DAQBOARD2000_FIRMWARE "daqboard2000_firmware.bin"
121 #define DAQBOARD2000_SUBSYSTEM_IDS2 0x0002 /* Daqboard/2000 - 2 Dacs */
122 #define DAQBOARD2000_SUBSYSTEM_IDS4 0x0004 /* Daqboard/2000 - 4 Dacs */
124 /* Initialization bits for the Serial EEPROM Control Register */
125 #define DAQBOARD2000_SECRProgPinHi 0x8001767e
126 #define DAQBOARD2000_SECRProgPinLo 0x8000767e
127 #define DAQBOARD2000_SECRLocalBusHi 0xc000767e
128 #define DAQBOARD2000_SECRLocalBusLo 0x8000767e
129 #define DAQBOARD2000_SECRReloadHi 0xa000767e
130 #define DAQBOARD2000_SECRReloadLo 0x8000767e
132 /* SECR status bits */
133 #define DAQBOARD2000_EEPROM_PRESENT 0x10000000
135 /* CPLD status bits */
136 #define DAQBOARD2000_CPLD_INIT 0x0002
137 #define DAQBOARD2000_CPLD_DONE 0x0004
139 static const struct comedi_lrange range_daqboard2000_ai = {
158 * Register Memory Map
160 #define acqControl 0x00 /* u16 */
161 #define acqScanListFIFO 0x02 /* u16 */
162 #define acqPacerClockDivLow 0x04 /* u32 */
163 #define acqScanCounter 0x08 /* u16 */
164 #define acqPacerClockDivHigh 0x0a /* u16 */
165 #define acqTriggerCount 0x0c /* u16 */
166 #define acqResultsFIFO 0x10 /* u16 */
167 #define acqResultsShadow 0x14 /* u16 */
168 #define acqAdcResult 0x18 /* u16 */
169 #define dacScanCounter 0x1c /* u16 */
170 #define dacControl 0x20 /* u16 */
171 #define dacFIFO 0x24 /* s16 */
172 #define dacPacerClockDiv 0x2a /* u16 */
173 #define refDacs 0x2c /* u16 */
174 #define dioControl 0x30 /* u16 */
175 #define dioP3hsioData 0x32 /* s16 */
176 #define dioP3Control 0x34 /* u16 */
177 #define calEepromControl 0x36 /* u16 */
178 #define dacSetting(x) (0x38 + (x)*2) /* s16 */
179 #define dioP2ExpansionIO8Bit 0x40 /* s16 */
180 #define ctrTmrControl 0x80 /* u16 */
181 #define ctrInput(x) (0x88 + (x)*2) /* s16 */
182 #define timerDivisor(x) (0xa0 + (x)*2) /* u16 */
183 #define dmaControl 0xb0 /* u16 */
184 #define trigControl 0xb2 /* u16 */
185 #define calEeprom 0xb8 /* u16 */
186 #define acqDigitalMark 0xba /* u16 */
187 #define trigDacs 0xbc /* u16 */
188 #define dioP2ExpansionIO16Bit(x) (0xc0 + (x)*2) /* s16 */
190 /* Scan Sequencer programming */
191 #define DAQBOARD2000_SeqStartScanList 0x0011
192 #define DAQBOARD2000_SeqStopScanList 0x0010
194 /* Prepare for acquisition */
195 #define DAQBOARD2000_AcqResetScanListFifo 0x0004
196 #define DAQBOARD2000_AcqResetResultsFifo 0x0002
197 #define DAQBOARD2000_AcqResetConfigPipe 0x0001
199 /* Acqusition status bits */
200 #define DAQBOARD2000_AcqResultsFIFOMore1Sample 0x0001
201 #define DAQBOARD2000_AcqResultsFIFOHasValidData 0x0002
202 #define DAQBOARD2000_AcqResultsFIFOOverrun 0x0004
203 #define DAQBOARD2000_AcqLogicScanning 0x0008
204 #define DAQBOARD2000_AcqConfigPipeFull 0x0010
205 #define DAQBOARD2000_AcqScanListFIFOEmpty 0x0020
206 #define DAQBOARD2000_AcqAdcNotReady 0x0040
207 #define DAQBOARD2000_ArbitrationFailure 0x0080
208 #define DAQBOARD2000_AcqPacerOverrun 0x0100
209 #define DAQBOARD2000_DacPacerOverrun 0x0200
210 #define DAQBOARD2000_AcqHardwareError 0x01c0
212 /* Scan Sequencer programming */
213 #define DAQBOARD2000_SeqStartScanList 0x0011
214 #define DAQBOARD2000_SeqStopScanList 0x0010
216 /* Pacer Clock Control */
217 #define DAQBOARD2000_AdcPacerInternal 0x0030
218 #define DAQBOARD2000_AdcPacerExternal 0x0032
219 #define DAQBOARD2000_AdcPacerEnable 0x0031
220 #define DAQBOARD2000_AdcPacerEnableDacPacer 0x0034
221 #define DAQBOARD2000_AdcPacerDisable 0x0030
222 #define DAQBOARD2000_AdcPacerNormalMode 0x0060
223 #define DAQBOARD2000_AdcPacerCompatibilityMode 0x0061
224 #define DAQBOARD2000_AdcPacerInternalOutEnable 0x0008
225 #define DAQBOARD2000_AdcPacerExternalRising 0x0100
228 #define DAQBOARD2000_DacFull 0x0001
229 #define DAQBOARD2000_RefBusy 0x0002
230 #define DAQBOARD2000_TrgBusy 0x0004
231 #define DAQBOARD2000_CalBusy 0x0008
232 #define DAQBOARD2000_Dac0Busy 0x0010
233 #define DAQBOARD2000_Dac1Busy 0x0020
234 #define DAQBOARD2000_Dac2Busy 0x0040
235 #define DAQBOARD2000_Dac3Busy 0x0080
238 #define DAQBOARD2000_Dac0Enable 0x0021
239 #define DAQBOARD2000_Dac1Enable 0x0031
240 #define DAQBOARD2000_Dac2Enable 0x0041
241 #define DAQBOARD2000_Dac3Enable 0x0051
242 #define DAQBOARD2000_DacEnableBit 0x0001
243 #define DAQBOARD2000_Dac0Disable 0x0020
244 #define DAQBOARD2000_Dac1Disable 0x0030
245 #define DAQBOARD2000_Dac2Disable 0x0040
246 #define DAQBOARD2000_Dac3Disable 0x0050
247 #define DAQBOARD2000_DacResetFifo 0x0004
248 #define DAQBOARD2000_DacPatternDisable 0x0060
249 #define DAQBOARD2000_DacPatternEnable 0x0061
250 #define DAQBOARD2000_DacSelectSignedData 0x0002
251 #define DAQBOARD2000_DacSelectUnsignedData 0x0000
253 /* Trigger Control */
254 #define DAQBOARD2000_TrigAnalog 0x0000
255 #define DAQBOARD2000_TrigTTL 0x0010
256 #define DAQBOARD2000_TrigTransHiLo 0x0004
257 #define DAQBOARD2000_TrigTransLoHi 0x0000
258 #define DAQBOARD2000_TrigAbove 0x0000
259 #define DAQBOARD2000_TrigBelow 0x0004
260 #define DAQBOARD2000_TrigLevelSense 0x0002
261 #define DAQBOARD2000_TrigEdgeSense 0x0000
262 #define DAQBOARD2000_TrigEnable 0x0001
263 #define DAQBOARD2000_TrigDisable 0x0000
265 /* Reference Dac Selection */
266 #define DAQBOARD2000_PosRefDacSelect 0x0100
267 #define DAQBOARD2000_NegRefDacSelect 0x0000
269 struct daq200_boardtype {
273 static const struct daq200_boardtype boardtypes[] = {
274 {"ids2", DAQBOARD2000_SUBSYSTEM_IDS2},
275 {"ids4", DAQBOARD2000_SUBSYSTEM_IDS4},
278 struct daqboard2000_private {
284 unsigned int ao_readback[2];
287 static void writeAcqScanListEntry(struct comedi_device *dev, u16 entry)
289 struct daqboard2000_private *devpriv = dev->private;
292 writew(entry & 0x00ff, devpriv->daq + acqScanListFIFO);
294 writew((entry >> 8) & 0x00ff, devpriv->daq + acqScanListFIFO);
297 static void setup_sampling(struct comedi_device *dev, int chan, int gain)
299 u16 word0, word1, word2, word3;
301 /* Channel 0-7 diff, channel 8-23 single ended */
303 word1 = 0x0004; /* Last scan */
304 word2 = (chan << 6) & 0x00c0;
329 dev->eeprom.correctionDACSE[i][j][k].offset = 0x800;
330 dev->eeprom.correctionDACSE[i][j][k].gain = 0xc00;
332 /* These should be read from EEPROM */
335 writeAcqScanListEntry(dev, word0);
336 writeAcqScanListEntry(dev, word1);
337 writeAcqScanListEntry(dev, word2);
338 writeAcqScanListEntry(dev, word3);
341 static int daqboard2000_ai_insn_read(struct comedi_device *dev,
342 struct comedi_subdevice *s,
343 struct comedi_insn *insn,
346 struct daqboard2000_private *devpriv = dev->private;
348 int gain, chan, timeout;
351 writew(DAQBOARD2000_AcqResetScanListFifo |
352 DAQBOARD2000_AcqResetResultsFifo |
353 DAQBOARD2000_AcqResetConfigPipe, devpriv->daq + acqControl);
356 * If pacer clock is not set to some high value (> 10 us), we
357 * risk multiple samples to be put into the result FIFO.
359 /* 1 second, should be long enough */
360 writel(1000000, devpriv->daq + acqPacerClockDivLow);
361 writew(0, devpriv->daq + acqPacerClockDivHigh);
363 gain = CR_RANGE(insn->chanspec);
364 chan = CR_CHAN(insn->chanspec);
366 /* This doesn't look efficient. I decided to take the conservative
367 * approach when I did the insn conversion. Perhaps it would be
368 * better to have broken it completely, then someone would have been
369 * forced to fix it. --ds */
370 for (i = 0; i < insn->n; i++) {
371 setup_sampling(dev, chan, gain);
372 /* Enable reading from the scanlist FIFO */
373 writew(DAQBOARD2000_SeqStartScanList,
374 devpriv->daq + acqControl);
375 for (timeout = 0; timeout < 20; timeout++) {
376 val = readw(devpriv->daq + acqControl);
377 if (val & DAQBOARD2000_AcqConfigPipeFull)
381 writew(DAQBOARD2000_AdcPacerEnable, devpriv->daq + acqControl);
382 for (timeout = 0; timeout < 20; timeout++) {
383 val = readw(devpriv->daq + acqControl);
384 if (val & DAQBOARD2000_AcqLogicScanning)
388 for (timeout = 0; timeout < 20; timeout++) {
389 val = readw(devpriv->daq + acqControl);
390 if (val & DAQBOARD2000_AcqResultsFIFOHasValidData)
394 data[i] = readw(devpriv->daq + acqResultsFIFO);
395 writew(DAQBOARD2000_AdcPacerDisable, devpriv->daq + acqControl);
396 writew(DAQBOARD2000_SeqStopScanList, devpriv->daq + acqControl);
402 static int daqboard2000_ao_insn_read(struct comedi_device *dev,
403 struct comedi_subdevice *s,
404 struct comedi_insn *insn,
407 struct daqboard2000_private *devpriv = dev->private;
408 int chan = CR_CHAN(insn->chanspec);
411 for (i = 0; i < insn->n; i++)
412 data[i] = devpriv->ao_readback[chan];
417 static int daqboard2000_ao_insn_write(struct comedi_device *dev,
418 struct comedi_subdevice *s,
419 struct comedi_insn *insn,
422 struct daqboard2000_private *devpriv = dev->private;
423 int chan = CR_CHAN(insn->chanspec);
428 for (i = 0; i < insn->n; i++) {
431 * OK, since it works OK without enabling the DAC's,
432 * let's keep it as simple as possible...
434 writew((chan + 2) * 0x0010 | 0x0001,
435 devpriv->daq + dacControl);
438 writew(data[i], devpriv->daq + dacSetting(chan));
439 for (timeout = 0; timeout < 20; timeout++) {
440 val = readw(devpriv->daq + dacControl);
441 if ((val & ((chan + 1) * 0x0010)) == 0)
445 devpriv->ao_readback[chan] = data[i];
448 * Since we never enabled the DAC's, we don't need
451 writew((chan + 2) * 0x0010 | 0x0000,
452 devpriv->daq + dacControl);
460 static void daqboard2000_resetLocalBus(struct comedi_device *dev)
462 struct daqboard2000_private *devpriv = dev->private;
464 writel(DAQBOARD2000_SECRLocalBusHi, devpriv->plx + 0x6c);
466 writel(DAQBOARD2000_SECRLocalBusLo, devpriv->plx + 0x6c);
470 static void daqboard2000_reloadPLX(struct comedi_device *dev)
472 struct daqboard2000_private *devpriv = dev->private;
474 writel(DAQBOARD2000_SECRReloadLo, devpriv->plx + 0x6c);
476 writel(DAQBOARD2000_SECRReloadHi, devpriv->plx + 0x6c);
478 writel(DAQBOARD2000_SECRReloadLo, devpriv->plx + 0x6c);
482 static void daqboard2000_pulseProgPin(struct comedi_device *dev)
484 struct daqboard2000_private *devpriv = dev->private;
486 writel(DAQBOARD2000_SECRProgPinHi, devpriv->plx + 0x6c);
488 writel(DAQBOARD2000_SECRProgPinLo, devpriv->plx + 0x6c);
489 mdelay(10); /* Not in the original code, but I like symmetry... */
492 static int daqboard2000_pollCPLD(struct comedi_device *dev, int mask)
494 struct daqboard2000_private *devpriv = dev->private;
499 /* timeout after 50 tries -> 5ms */
500 for (i = 0; i < 50; i++) {
501 cpld = readw(devpriv->daq + 0x1000);
502 if ((cpld & mask) == mask) {
512 static int daqboard2000_writeCPLD(struct comedi_device *dev, int data)
514 struct daqboard2000_private *devpriv = dev->private;
518 writew(data, devpriv->daq + 0x1000);
519 if ((readw(devpriv->daq + 0x1000) & DAQBOARD2000_CPLD_INIT) ==
520 DAQBOARD2000_CPLD_INIT) {
526 static int initialize_daqboard2000(struct comedi_device *dev,
527 const u8 *cpld_array, size_t len)
529 struct daqboard2000_private *devpriv = dev->private;
531 /* Read the serial EEPROM control register */
536 /* Check to make sure the serial eeprom is present on the board */
537 secr = readl(devpriv->plx + 0x6c);
538 if (!(secr & DAQBOARD2000_EEPROM_PRESENT))
541 for (retry = 0; retry < 3; retry++) {
542 daqboard2000_resetLocalBus(dev);
543 daqboard2000_reloadPLX(dev);
544 daqboard2000_pulseProgPin(dev);
545 if (daqboard2000_pollCPLD(dev, DAQBOARD2000_CPLD_INIT)) {
546 for (i = 0; i < len; i++) {
547 if (cpld_array[i] == 0xff &&
548 cpld_array[i + 1] == 0x20)
551 for (; i < len; i += 2) {
553 (cpld_array[i] << 8) + cpld_array[i + 1];
554 if (!daqboard2000_writeCPLD(dev, data))
558 daqboard2000_resetLocalBus(dev);
559 daqboard2000_reloadPLX(dev);
568 static int daqboard2000_upload_firmware(struct comedi_device *dev)
570 struct pci_dev *pcidev = comedi_to_pci_dev(dev);
571 const struct firmware *fw;
574 ret = request_firmware(&fw, DAQBOARD2000_FIRMWARE, &pcidev->dev);
578 ret = initialize_daqboard2000(dev, fw->data, fw->size);
579 release_firmware(fw);
584 static void daqboard2000_adcStopDmaTransfer(struct comedi_device *dev)
588 static void daqboard2000_adcDisarm(struct comedi_device *dev)
590 struct daqboard2000_private *devpriv = dev->private;
592 /* Disable hardware triggers */
594 writew(DAQBOARD2000_TrigAnalog | DAQBOARD2000_TrigDisable,
595 devpriv->daq + trigControl);
597 writew(DAQBOARD2000_TrigTTL | DAQBOARD2000_TrigDisable,
598 devpriv->daq + trigControl);
600 /* Stop the scan list FIFO from loading the configuration pipe */
602 writew(DAQBOARD2000_SeqStopScanList, devpriv->daq + acqControl);
604 /* Stop the pacer clock */
606 writew(DAQBOARD2000_AdcPacerDisable, devpriv->daq + acqControl);
608 /* Stop the input dma (abort channel 1) */
609 daqboard2000_adcStopDmaTransfer(dev);
612 static void daqboard2000_activateReferenceDacs(struct comedi_device *dev)
614 struct daqboard2000_private *devpriv = dev->private;
618 /* Set the + reference dac value in the FPGA */
619 writew(0x80 | DAQBOARD2000_PosRefDacSelect, devpriv->daq + refDacs);
620 for (timeout = 0; timeout < 20; timeout++) {
621 val = readw(devpriv->daq + dacControl);
622 if ((val & DAQBOARD2000_RefBusy) == 0)
627 /* Set the - reference dac value in the FPGA */
628 writew(0x80 | DAQBOARD2000_NegRefDacSelect, devpriv->daq + refDacs);
629 for (timeout = 0; timeout < 20; timeout++) {
630 val = readw(devpriv->daq + dacControl);
631 if ((val & DAQBOARD2000_RefBusy) == 0)
637 static void daqboard2000_initializeCtrs(struct comedi_device *dev)
641 static void daqboard2000_initializeTmrs(struct comedi_device *dev)
645 static void daqboard2000_dacDisarm(struct comedi_device *dev)
649 static void daqboard2000_initializeAdc(struct comedi_device *dev)
651 daqboard2000_adcDisarm(dev);
652 daqboard2000_activateReferenceDacs(dev);
653 daqboard2000_initializeCtrs(dev);
654 daqboard2000_initializeTmrs(dev);
657 static void daqboard2000_initializeDac(struct comedi_device *dev)
659 daqboard2000_dacDisarm(dev);
662 static int daqboard2000_8255_cb(int dir, int port, int data,
663 unsigned long ioaddr)
665 void __iomem *mmio_base = (void __iomem *)ioaddr;
668 writew(data, mmio_base + port * 2);
671 return readw(mmio_base + port * 2);
675 static const void *daqboard2000_find_boardinfo(struct comedi_device *dev,
676 struct pci_dev *pcidev)
678 const struct daq200_boardtype *board;
681 if (pcidev->subsystem_device != PCI_VENDOR_ID_IOTECH)
684 for (i = 0; i < ARRAY_SIZE(boardtypes); i++) {
685 board = &boardtypes[i];
686 if (pcidev->subsystem_device == board->id)
692 static int daqboard2000_auto_attach(struct comedi_device *dev,
693 unsigned long context_unused)
695 struct pci_dev *pcidev = comedi_to_pci_dev(dev);
696 const struct daq200_boardtype *board;
697 struct daqboard2000_private *devpriv;
698 struct comedi_subdevice *s;
701 board = daqboard2000_find_boardinfo(dev, pcidev);
704 dev->board_ptr = board;
705 dev->board_name = board->name;
707 devpriv = kzalloc(sizeof(*devpriv), GFP_KERNEL);
710 dev->private = devpriv;
712 result = comedi_pci_enable(dev);
716 devpriv->plx = pci_ioremap_bar(pcidev, 0);
717 devpriv->daq = pci_ioremap_bar(pcidev, 2);
718 if (!devpriv->plx || !devpriv->daq)
721 result = comedi_alloc_subdevices(dev, 3);
725 readl(devpriv->plx + 0x6c);
727 result = daqboard2000_upload_firmware(dev);
731 daqboard2000_initializeAdc(dev);
732 daqboard2000_initializeDac(dev);
734 s = &dev->subdevices[0];
736 s->type = COMEDI_SUBD_AI;
737 s->subdev_flags = SDF_READABLE | SDF_GROUND;
740 s->insn_read = daqboard2000_ai_insn_read;
741 s->range_table = &range_daqboard2000_ai;
743 s = &dev->subdevices[1];
745 s->type = COMEDI_SUBD_AO;
746 s->subdev_flags = SDF_WRITABLE;
749 s->insn_read = daqboard2000_ao_insn_read;
750 s->insn_write = daqboard2000_ao_insn_write;
751 s->range_table = &range_bipolar10;
753 s = &dev->subdevices[2];
754 result = subdev_8255_init(dev, s, daqboard2000_8255_cb,
755 (unsigned long)(devpriv->daq + dioP2ExpansionIO8Bit));
759 dev_info(dev->class_dev, "%s: %s attached\n",
760 dev->driver->driver_name, dev->board_name);
765 static void daqboard2000_detach(struct comedi_device *dev)
767 struct daqboard2000_private *devpriv = dev->private;
769 comedi_spriv_free(dev, 2);
771 free_irq(dev->irq, dev);
774 iounmap(devpriv->daq);
776 iounmap(devpriv->plx);
778 comedi_pci_disable(dev);
781 static struct comedi_driver daqboard2000_driver = {
782 .driver_name = "daqboard2000",
783 .module = THIS_MODULE,
784 .auto_attach = daqboard2000_auto_attach,
785 .detach = daqboard2000_detach,
788 static int daqboard2000_pci_probe(struct pci_dev *dev,
789 const struct pci_device_id *id)
791 return comedi_pci_auto_config(dev, &daqboard2000_driver,
795 static DEFINE_PCI_DEVICE_TABLE(daqboard2000_pci_table) = {
796 { PCI_DEVICE(PCI_VENDOR_ID_IOTECH, 0x0409) },
799 MODULE_DEVICE_TABLE(pci, daqboard2000_pci_table);
801 static struct pci_driver daqboard2000_pci_driver = {
802 .name = "daqboard2000",
803 .id_table = daqboard2000_pci_table,
804 .probe = daqboard2000_pci_probe,
805 .remove = comedi_pci_auto_unconfig,
807 module_comedi_pci_driver(daqboard2000_driver, daqboard2000_pci_driver);
809 MODULE_AUTHOR("Comedi http://www.comedi.org");
810 MODULE_DESCRIPTION("Comedi low-level driver");
811 MODULE_LICENSE("GPL");
812 MODULE_FIRMWARE(DAQBOARD2000_FIRMWARE);