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 /*
19 Driver: ni_mio_cs
20 Description: National Instruments DAQCard E series
21 Author: ds
22 Status: works
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
26
27 See the notes in the ni_atmio.o driver.
28 */
29 /*
30 The real guts of the driver is in ni_mio_common.c, which is
31 included by all the E series drivers.
32
33 References for specifications:
34
35 341080a.pdf DAQCard E Series Register Level Programmer Manual
36
37 */
38
39 #include <linux/module.h>
40 #include <linux/delay.h>
41
42 #include "../comedi_pcmcia.h"
43 #include "ni_stc.h"
44 #include "8255.h"
45
46 /*
47 * AT specific setup
48 */
49
50 static const struct ni_board_struct ni_boards[] = {
51 {
52 .name = "DAQCard-ai-16xe-50",
53 .device_id = 0x010d,
54 .n_adchan = 16,
55 .ai_maxdata = 0xffff,
56 .ai_fifo_depth = 1024,
57 .gainlkup = ai_gain_8,
58 .ai_speed = 5000,
59 .caldac = { dac8800, dac8043 },
60 }, {
61 .name = "DAQCard-ai-16e-4",
62 .device_id = 0x010c,
63 .n_adchan = 16,
64 .ai_maxdata = 0x0fff,
65 .ai_fifo_depth = 1024,
66 .gainlkup = ai_gain_16,
67 .ai_speed = 4000,
68 .caldac = { mb88341 }, /* verified */
69 }, {
70 .name = "DAQCard-6062E",
71 .device_id = 0x02c4,
72 .n_adchan = 16,
73 .ai_maxdata = 0x0fff,
74 .ai_fifo_depth = 8192,
75 .gainlkup = ai_gain_16,
76 .ai_speed = 2000,
77 .n_aochan = 2,
78 .ao_maxdata = 0x0fff,
79 .ao_fifo_depth = 2048,
80 .ao_range_table = &range_bipolar10,
81 .ao_speed = 1176,
82 .caldac = { ad8804_debug }, /* verified */
83 }, {
84 /* specs incorrect! */
85 .name = "DAQCard-6024E",
86 .device_id = 0x075e,
87 .n_adchan = 16,
88 .ai_maxdata = 0x0fff,
89 .ai_fifo_depth = 1024,
90 .gainlkup = ai_gain_4,
91 .ai_speed = 5000,
92 .n_aochan = 2,
93 .ao_maxdata = 0x0fff,
94 .ao_range_table = &range_bipolar10,
95 .ao_speed = 1000000,
96 .caldac = { ad8804_debug },
97 }, {
98 /* specs incorrect! */
99 .name = "DAQCard-6036E",
100 .device_id = 0x0245,
101 .n_adchan = 16,
102 .ai_maxdata = 0xffff,
103 .ai_fifo_depth = 1024,
104 .alwaysdither = 1,
105 .gainlkup = ai_gain_4,
106 .ai_speed = 5000,
107 .n_aochan = 2,
108 .ao_maxdata = 0xffff,
109 .ao_range_table = &range_bipolar10,
110 .ao_speed = 1000000,
111 .caldac = { ad8804_debug },
112 },
113 #if 0
114 {
115 .name = "DAQCard-6715",
116 .device_id = 0x0000, /* unknown */
117 .n_aochan = 8,
118 .ao_maxdata = 0x0fff,
119 .ao_671x = 8192,
120 .caldac = { mb88341, mb88341 },
121 },
122 #endif
123 };
124
125 #include "ni_mio_common.c"
126
ni_getboardtype(struct comedi_device * dev,struct pcmcia_device * link)127 static const void *ni_getboardtype(struct comedi_device *dev,
128 struct pcmcia_device *link)
129 {
130 static const struct ni_board_struct *board;
131 int i;
132
133 for (i = 0; i < ARRAY_SIZE(ni_boards); i++) {
134 board = &ni_boards[i];
135 if (board->device_id == link->card_id)
136 return board;
137 }
138 return NULL;
139 }
140
mio_pcmcia_config_loop(struct pcmcia_device * p_dev,void * priv_data)141 static int mio_pcmcia_config_loop(struct pcmcia_device *p_dev, void *priv_data)
142 {
143 int base, ret;
144
145 p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
146 p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_16;
147
148 for (base = 0x000; base < 0x400; base += 0x20) {
149 p_dev->resource[0]->start = base;
150 ret = pcmcia_request_io(p_dev);
151 if (!ret)
152 return 0;
153 }
154 return -ENODEV;
155 }
156
mio_cs_auto_attach(struct comedi_device * dev,unsigned long context)157 static int mio_cs_auto_attach(struct comedi_device *dev,
158 unsigned long context)
159 {
160 struct pcmcia_device *link = comedi_to_pcmcia_dev(dev);
161 static const struct ni_board_struct *board;
162 int ret;
163
164 board = ni_getboardtype(dev, link);
165 if (!board)
166 return -ENODEV;
167 dev->board_ptr = board;
168 dev->board_name = board->name;
169
170 link->config_flags |= CONF_AUTO_SET_IO | CONF_ENABLE_IRQ;
171 ret = comedi_pcmcia_enable(dev, mio_pcmcia_config_loop);
172 if (ret)
173 return ret;
174 dev->iobase = link->resource[0]->start;
175
176 link->priv = dev;
177 ret = pcmcia_request_irq(link, ni_E_interrupt);
178 if (ret)
179 return ret;
180 dev->irq = link->irq;
181
182 ret = ni_alloc_private(dev);
183 if (ret)
184 return ret;
185
186 return ni_E_init(dev, 0, 1);
187 }
188
mio_cs_detach(struct comedi_device * dev)189 static void mio_cs_detach(struct comedi_device *dev)
190 {
191 mio_common_detach(dev);
192 comedi_pcmcia_disable(dev);
193 }
194
195 static struct comedi_driver driver_ni_mio_cs = {
196 .driver_name = "ni_mio_cs",
197 .module = THIS_MODULE,
198 .auto_attach = mio_cs_auto_attach,
199 .detach = mio_cs_detach,
200 };
201
cs_attach(struct pcmcia_device * link)202 static int cs_attach(struct pcmcia_device *link)
203 {
204 return comedi_pcmcia_auto_config(link, &driver_ni_mio_cs);
205 }
206
207 static const struct pcmcia_device_id ni_mio_cs_ids[] = {
208 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010d), /* DAQCard-ai-16xe-50 */
209 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010c), /* DAQCard-ai-16e-4 */
210 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x02c4), /* DAQCard-6062E */
211 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x075e), /* DAQCard-6024E */
212 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0245), /* DAQCard-6036E */
213 PCMCIA_DEVICE_NULL
214 };
215 MODULE_DEVICE_TABLE(pcmcia, ni_mio_cs_ids);
216
217 static struct pcmcia_driver ni_mio_cs_driver = {
218 .name = "ni_mio_cs",
219 .owner = THIS_MODULE,
220 .id_table = ni_mio_cs_ids,
221 .probe = cs_attach,
222 .remove = comedi_pcmcia_auto_unconfig,
223 };
224 module_comedi_pcmcia_driver(driver_ni_mio_cs, ni_mio_cs_driver);
225
226 MODULE_DESCRIPTION("Comedi driver for National Instruments DAQCard E series");
227 MODULE_AUTHOR("David A. Schleef <ds@schleef.org>");
228 MODULE_LICENSE("GPL");
229