2 comedi/drivers/ni_mio_cs.c
3 Hardware driver for NI PCMCIA MIO E series cards
5 COMEDI - Linux Control and Measurement Device Interface
6 Copyright (C) 1997-2000 David A. Schleef <ds@schleef.org>
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.
20 Description: National Instruments DAQCard E series
23 Devices: [National Instruments] DAQCard-AI-16XE-50 (ni_mio_cs),
24 DAQCard-AI-16E-4, DAQCard-6062E, DAQCard-6024E, DAQCard-6036E
25 Updated: Thu Oct 23 19:43:17 CDT 2003
27 See the notes in the ni_atmio.o driver.
30 The real guts of the driver is in ni_mio_common.c, which is
31 included by all the E series drivers.
33 References for specifications:
35 341080a.pdf DAQCard E Series Register Level Programmer Manual
39 #include <linux/module.h>
40 #include "../comedidev.h"
42 #include <linux/delay.h>
47 #include <pcmcia/cistpl.h>
48 #include <pcmcia/ds.h>
61 #define MAX_N_CALDACS 32
63 static const struct ni_board_struct ni_boards[] = {
66 .name = "DAQCard-ai-16xe-50",
69 .ai_fifo_depth = 1024,
70 .gainlkup = ai_gain_8,
72 .num_p0_dio_channels = 8,
73 .caldac = { dac8800, dac8043 },
76 .name = "DAQCard-ai-16e-4",
79 .ai_fifo_depth = 1024,
80 .gainlkup = ai_gain_16,
82 .num_p0_dio_channels = 8,
83 .caldac = { mb88341 }, /* verified */
86 .name = "DAQCard-6062E",
89 .ai_fifo_depth = 8192,
90 .gainlkup = ai_gain_16,
94 .ao_fifo_depth = 2048,
95 .ao_range_table = &range_bipolar10,
97 .num_p0_dio_channels = 8,
98 .caldac = { ad8804_debug }, /* verified */
100 /* specs incorrect! */
102 .name = "DAQCard-6024E",
105 .ai_fifo_depth = 1024,
106 .gainlkup = ai_gain_4,
110 .ao_range_table = &range_bipolar10,
112 .num_p0_dio_channels = 8,
113 .caldac = { ad8804_debug },
115 /* specs incorrect! */
117 .name = "DAQCard-6036E",
120 .ai_fifo_depth = 1024,
122 .gainlkup = ai_gain_4,
126 .ao_range_table = &range_bipolar10,
128 .num_p0_dio_channels = 8,
129 .caldac = { ad8804_debug },
133 .device_id = 0x0000, /* unknown */
134 .name = "DAQCard-6715",
138 .num_p0_dio_channels = 8,
139 .caldac = { mb88341, mb88341 },
144 #define interrupt_pin(a) 0
146 #define IRQ_POLARITY 1
150 struct pcmcia_device *link;
154 /* How we access registers */
156 #define ni_writel(a, b) (outl((a), (b)+dev->iobase))
157 #define ni_readl(a) (inl((a)+dev->iobase))
158 #define ni_writew(a, b) (outw((a), (b)+dev->iobase))
159 #define ni_readw(a) (inw((a)+dev->iobase))
160 #define ni_writeb(a, b) (outb((a), (b)+dev->iobase))
161 #define ni_readb(a) (inb((a)+dev->iobase))
163 /* How we access windowed registers */
165 /* We automatically take advantage of STC registers that can be
166 * read/written directly in the I/O space of the board. The
167 * DAQCard devices map the low 8 STC registers to iobase+addr*2. */
169 static void mio_cs_win_out(struct comedi_device *dev, uint16_t data, int addr)
171 struct ni_private *devpriv = dev->private;
174 spin_lock_irqsave(&devpriv->window_lock, flags);
176 ni_writew(data, addr * 2);
178 ni_writew(addr, Window_Address);
179 ni_writew(data, Window_Data);
181 spin_unlock_irqrestore(&devpriv->window_lock, flags);
184 static uint16_t mio_cs_win_in(struct comedi_device *dev, int addr)
186 struct ni_private *devpriv = dev->private;
190 spin_lock_irqsave(&devpriv->window_lock, flags);
192 ret = ni_readw(addr * 2);
194 ni_writew(addr, Window_Address);
195 ret = ni_readw(Window_Data);
197 spin_unlock_irqrestore(&devpriv->window_lock, flags);
202 #include "ni_mio_common.c"
204 static const void *ni_getboardtype(struct comedi_device *dev,
205 struct pcmcia_device *link)
207 static const struct ni_board_struct *board;
210 for (i = 0; i < ARRAY_SIZE(ni_boards); i++) {
211 board = &ni_boards[i];
212 if (board->device_id == link->card_id)
218 static int mio_pcmcia_config_loop(struct pcmcia_device *p_dev, void *priv_data)
222 p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
223 p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_16;
225 for (base = 0x000; base < 0x400; base += 0x20) {
226 p_dev->resource[0]->start = base;
227 ret = pcmcia_request_io(p_dev);
234 static int mio_cs_auto_attach(struct comedi_device *dev,
235 unsigned long context)
237 struct pcmcia_device *link = comedi_to_pcmcia_dev(dev);
238 static const struct ni_board_struct *board;
239 struct ni_private *devpriv;
242 board = ni_getboardtype(dev, link);
245 dev->board_ptr = board;
246 dev->board_name = board->name;
248 link->config_flags |= CONF_AUTO_SET_IO | CONF_ENABLE_IRQ;
249 ret = comedi_pcmcia_enable(dev, mio_pcmcia_config_loop);
252 dev->iobase = link->resource[0]->start;
255 ret = pcmcia_request_irq(link, ni_E_interrupt);
258 dev->irq = link->irq;
260 ret = ni_alloc_private(dev);
264 devpriv = dev->private;
265 devpriv->stc_writew = mio_cs_win_out;
266 devpriv->stc_readw = mio_cs_win_in;
267 devpriv->stc_writel = win_out2;
268 devpriv->stc_readl = win_in2;
270 return ni_E_init(dev);
273 static void mio_cs_detach(struct comedi_device *dev)
275 mio_common_detach(dev);
276 comedi_pcmcia_disable(dev);
279 static struct comedi_driver driver_ni_mio_cs = {
280 .driver_name = "ni_mio_cs",
281 .module = THIS_MODULE,
282 .auto_attach = mio_cs_auto_attach,
283 .detach = mio_cs_detach,
286 static int cs_attach(struct pcmcia_device *link)
288 return comedi_pcmcia_auto_config(link, &driver_ni_mio_cs);
291 static const struct pcmcia_device_id ni_mio_cs_ids[] = {
292 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010d), /* DAQCard-ai-16xe-50 */
293 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010c), /* DAQCard-ai-16e-4 */
294 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x02c4), /* DAQCard-6062E */
295 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x075e), /* DAQCard-6024E */
296 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0245), /* DAQCard-6036E */
299 MODULE_DEVICE_TABLE(pcmcia, ni_mio_cs_ids);
301 static struct pcmcia_driver ni_mio_cs_driver = {
303 .owner = THIS_MODULE,
304 .id_table = ni_mio_cs_ids,
306 .remove = comedi_pcmcia_auto_unconfig,
308 module_comedi_pcmcia_driver(driver_ni_mio_cs, ni_mio_cs_driver);
310 MODULE_DESCRIPTION("Comedi driver for National Instruments DAQCard E series");
311 MODULE_AUTHOR("David A. Schleef <ds@schleef.org>");
312 MODULE_LICENSE("GPL");