4 Header for das08.c and das08_cs.c
6 Copyright (C) 2003 Frank Mori Hess <fmhess@users.sourceforge.net>
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.
27 enum das08_bustype { isa, pci, pcmcia, pc104 };
28 /* different ways ai data is encoded in first two registers */
29 enum das08_ai_encoding { das08_encode12, das08_encode16, das08_pcm_encode12 };
30 enum das08_lrange { das08_pg_none, das08_bipolar5, das08_pgh, das08_pgl,
34 struct das08_board_struct {
36 unsigned int id; /* id for pci/pcmcia boards */
37 enum das08_bustype bustype;
39 unsigned int ai_nbits;
40 enum das08_lrange ai_pg;
41 enum das08_ai_encoding ai_encoding;
43 unsigned int ao_nbits;
46 unsigned int do_nchan;
47 unsigned int i8255_offset;
48 unsigned int i8254_offset;
49 unsigned int iosize; /* number of ioports used */
53 int channels; /* available channels. Some could be used internally. */
54 int logic2phys[3]; /* to know which physical channel is. */
55 int mode[3]; /* the index is the real counter. */
64 struct das08_private_struct {
65 unsigned int do_mux_bits; /* bits for do/mux register on boards without seperate do register */
66 unsigned int do_bits; /* bits for do register on boards with register dedicated to digital out only */
67 const unsigned int *pg_gainlist;
68 struct pci_dev *pdev; /* struct for pci-das08 */
69 unsigned int pci_iobase; /* additional base address for pci-das08 */
70 struct i8254_struct i8254;
73 #define NUM_DAS08_CS_BOARDS 2
74 extern struct das08_board_struct das08_cs_boards[NUM_DAS08_CS_BOARDS];
76 int das08_common_attach(struct comedi_device *dev, unsigned long iobase);
77 int das08_common_detach(struct comedi_device *dev);