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/*
* das08.h
*
* Header for common DAS08 support (used by ISA/PCI/PCMCIA drivers)
*
* Copyright (C) 2003 Frank Mori Hess <fmhess@users.sourceforge.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _DAS08_H
#define _DAS08_H
#include <linux/types.h>
struct comedi_device;
/* different ways ai data is encoded in first two registers */
enum das08_ai_encoding { das08_encode12, das08_encode16, das08_pcm_encode12 };
/* types of ai range table used by different boards */
enum das08_lrange {
das08_pg_none, das08_bipolar5, das08_pgh, das08_pgl, das08_pgm
};
struct das08_board_struct {
const char *name;
bool is_jr; /* true for 'JR' boards */
unsigned int ai_nbits;
enum das08_lrange ai_pg;
enum das08_ai_encoding ai_encoding;
unsigned int ao_nbits;
unsigned int di_nchan;
unsigned int do_nchan;
unsigned int i8255_offset;
unsigned int i8254_offset;
unsigned int iosize; /* number of ioports used */
};
struct das08_private_struct {
/* bits for do/mux register on boards without separate do register */
unsigned int do_mux_bits;
const unsigned int *pg_gainlist;
};
int das08_common_attach(struct comedi_device *dev, unsigned long iobase);
#endif /* _DAS08_H */
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