1 /* 2 das08.h 3 4 Header for das08.c and das08_cs.c 5 6 Copyright (C) 2003 Frank Mori Hess <fmhess@users.sourceforge.net> 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 #ifndef _DAS08_H 20 #define _DAS08_H 21 22 /* different ways ai data is encoded in first two registers */ 23 enum das08_ai_encoding { das08_encode12, das08_encode16, das08_pcm_encode12 }; 24 enum das08_lrange { das08_pg_none, das08_bipolar5, das08_pgh, das08_pgl, 25 das08_pgm 26 }; 27 28 struct das08_board_struct { 29 const char *name; 30 bool is_jr; /* true for 'JR' boards */ 31 unsigned int ai_nbits; 32 enum das08_lrange ai_pg; 33 enum das08_ai_encoding ai_encoding; 34 unsigned int ao_nbits; 35 unsigned int di_nchan; 36 unsigned int do_nchan; 37 unsigned int i8255_offset; 38 unsigned int i8254_offset; 39 unsigned int iosize; /* number of ioports used */ 40 }; 41 42 struct das08_private_struct { 43 unsigned int do_mux_bits; /* bits for do/mux register on boards 44 * without separate do register 45 */ 46 const unsigned int *pg_gainlist; 47 }; 48 49 int das08_common_attach(struct comedi_device *dev, unsigned long iobase); 50 51 #endif /* _DAS08_H */ 52