572 lines
18 KiB
OpenEdge ABL
572 lines
18 KiB
OpenEdge ABL
/***********************************************************
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Interface file for wrapping Comedilib
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Copyright (C) 2003 Bryan Cole <bryan.cole@teraview.co.uk>
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Copyright (C) 1998-2002 David A. Schleef <ds@schleef.org>
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Copyright (C) 2003,2004 Frank Mori Hess <fmhess@users.sourceforge.net>
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Copyright (C) 2003 Steven Jenkins <steven.jenkins@ieee.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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***********************************************************
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*
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* This file was created with Python wrappers in mind but wil
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* probably work for other swig-supported script languages
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*
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* to regenerate the wrappers run:
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* swig -python comedi.i
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*
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***********************************************************/
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%module comedi
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%{
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#include "comedilib.h"
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%}
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%include "carrays.i"
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%include "typemaps.i"
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%inline %{
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static unsigned int cr_pack(unsigned int chan, unsigned int rng, unsigned int aref){
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return CR_PACK(chan,rng,aref);
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}
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static unsigned int cr_pack_flags(unsigned int chan, unsigned int rng, unsigned int aref, unsigned int flags){
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return CR_PACK_FLAGS(chan,rng,aref, flags);
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}
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static unsigned int cr_chan(unsigned int a){
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return CR_CHAN(a);
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}
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static unsigned int cr_range(unsigned int a){
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return CR_RANGE(a);
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}
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static unsigned int cr_aref(unsigned int a){
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return CR_AREF(a);
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}
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%}
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%array_class(unsigned int, chanlist);
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%typemap(ruby, argout) comedi_cmd *INOUT(VALUE info) {
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$result = output_helper($result, $arg);
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};
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/* below are (modified) copies of comedi.h and comedilib.h */
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/* comedi.h */
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typedef unsigned int lsampl_t;
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typedef unsigned short sampl_t;
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#define CR_FLAGS_MASK 0xfc000000
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#define CR_ALT_FILTER (1<<26)
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#define CR_DITHER CR_ALT_FILTER
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#define CR_DEGLITCH CR_ALT_FILTER
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#define CR_ALT_SOURCE (1<<27)
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#define CR_EDGE (1<<30)
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#define CR_INVERT (1<<31)
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#define AREF_GROUND 0x00 /* analog ref = analog ground */
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#define AREF_COMMON 0x01 /* analog ref = analog common */
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#define AREF_DIFF 0x02 /* analog ref = differential */
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#define AREF_OTHER 0x03 /* analog ref = other (undefined) */
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/* counters -- these are arbitrary values */
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#define GPCT_RESET 0x0001
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#define GPCT_SET_SOURCE 0x0002
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#define GPCT_SET_GATE 0x0004
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#define GPCT_SET_DIRECTION 0x0008
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#define GPCT_SET_OPERATION 0x0010
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#define GPCT_ARM 0x0020
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#define GPCT_DISARM 0x0040
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#define GPCT_GET_INT_CLK_FRQ 0x0080
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#define GPCT_INT_CLOCK 0x0001
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#define GPCT_EXT_PIN 0x0002
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#define GPCT_NO_GATE 0x0004
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#define GPCT_UP 0x0008
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#define GPCT_DOWN 0x0010
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#define GPCT_HWUD 0x0020
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#define GPCT_SIMPLE_EVENT 0x0040
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#define GPCT_SINGLE_PERIOD 0x0080
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#define GPCT_SINGLE_PW 0x0100
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#define GPCT_CONT_PULSE_OUT 0x0200
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#define GPCT_SINGLE_PULSE_OUT 0x0400
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/* instructions */
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#define INSN_MASK_WRITE 0x8000000
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#define INSN_MASK_READ 0x4000000
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#define INSN_MASK_SPECIAL 0x2000000
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#define INSN_READ ( 0 | INSN_MASK_READ)
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#define INSN_WRITE ( 1 | INSN_MASK_WRITE)
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#define INSN_BITS ( 2 | INSN_MASK_READ|INSN_MASK_WRITE)
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#define INSN_CONFIG ( 3 | INSN_MASK_READ|INSN_MASK_WRITE)
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#define INSN_GTOD ( 4 | INSN_MASK_READ|INSN_MASK_SPECIAL)
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#define INSN_WAIT ( 5 | INSN_MASK_WRITE|INSN_MASK_SPECIAL)
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#define INSN_INTTRIG ( 6 | INSN_MASK_WRITE|INSN_MASK_SPECIAL)
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/* trigger flags */
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/* These flags are used in comedi_trig structures */
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#define TRIG_BOGUS 0x0001 /* do the motions */
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#define TRIG_DITHER 0x0002 /* enable dithering */
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#define TRIG_DEGLITCH 0x0004 /* enable deglitching */
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//#define TRIG_RT 0x0008 /* perform op in real time */
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#define TRIG_CONFIG 0x0010 /* perform configuration, not triggering */
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//#define TRIG_WAKE_EOS 0x0020 /* wake up on end-of-scan events */
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//#define TRIG_WRITE 0x0040 /* write to bidirectional devices */
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/* command flags */
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/* These flags are used in comedi_cmd structures */
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#define CMDF_PRIORITY 0x00000008 /* try to use a real-time interrupt while performing command */
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#define TRIG_RT CMDF_PRIORITY /* compatibility definition */
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#define TRIG_WAKE_EOS 0x00000020 /* legacy definition for COMEDI_EV_SCAN_END */
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#define CMDF_WRITE 0x00000040
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#define TRIG_WRITE CMDF_WRITE /* compatibility definition */
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#define CMDF_RAWDATA 0x00000080
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#define COMEDI_EV_START 0x00040000
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#define COMEDI_EV_SCAN_BEGIN 0x00080000
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#define COMEDI_EV_CONVERT 0x00100000
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#define COMEDI_EV_SCAN_END 0x00200000
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#define COMEDI_EV_STOP 0x00400000
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#define TRIG_ROUND_MASK 0x00030000
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#define TRIG_ROUND_NEAREST 0x00000000
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#define TRIG_ROUND_DOWN 0x00010000
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#define TRIG_ROUND_UP 0x00020000
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#define TRIG_ROUND_UP_NEXT 0x00030000
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/* trigger sources */
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#define TRIG_ANY 0xffffffff
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#define TRIG_INVALID 0x00000000
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#define TRIG_NONE 0x00000001 /* never trigger */
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#define TRIG_NOW 0x00000002 /* trigger now + N ns */
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#define TRIG_FOLLOW 0x00000004 /* trigger on next lower level trig */
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#define TRIG_TIME 0x00000008 /* trigger at time N ns */
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#define TRIG_TIMER 0x00000010 /* trigger at rate N ns */
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#define TRIG_COUNT 0x00000020 /* trigger when count reaches N */
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#define TRIG_EXT 0x00000040 /* trigger on external signal N */
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#define TRIG_INT 0x00000080 /* trigger on comedi-internal signal N */
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#define TRIG_OTHER 0x00000100 /* driver defined */
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/* subdevice flags */
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#define SDF_BUSY 0x0001 /* device is busy */
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#define SDF_BUSY_OWNER 0x0002 /* device is busy with your job */
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#define SDF_LOCKED 0x0004 /* subdevice is locked */
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#define SDF_LOCK_OWNER 0x0008 /* you own lock */
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#define SDF_MAXDATA 0x0010 /* maxdata depends on channel */
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#define SDF_FLAGS 0x0020 /* flags depend on channel */
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#define SDF_RANGETYPE 0x0040 /* range type depends on channel */
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#define SDF_MODE0 0x0080 /* can do mode 0 */
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#define SDF_MODE1 0x0100 /* can do mode 1 */
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#define SDF_MODE2 0x0200 /* can do mode 2 */
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#define SDF_MODE3 0x0400 /* can do mode 3 */
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#define SDF_MODE4 0x0800 /* can do mode 4 */
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#define SDF_CMD 0x1000 /* can do commands */
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#define SDF_READABLE 0x00010000 /* subdevice can be read (e.g. analog input) */
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#define SDF_WRITABLE 0x00020000 /* subdevice can be written (e.g. analog output) */
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#define SDF_WRITEABLE SDF_WRITABLE /* spelling error in API */
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#define SDF_INTERNAL 0x00040000 /* subdevice does not have externally visible lines */
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#define SDF_RT 0x00080000 /* DEPRECATED: subdevice is RT capable */
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#define SDF_GROUND 0x00100000 /* can do aref=ground */
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#define SDF_COMMON 0x00200000 /* can do aref=common */
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#define SDF_DIFF 0x00400000 /* can do aref=diff */
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#define SDF_OTHER 0x00800000 /* can do aref=other */
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#define SDF_DITHER 0x01000000 /* can do dithering */
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#define SDF_DEGLITCH 0x02000000 /* can do deglitching */
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#define SDF_MMAP 0x04000000 /* can do mmap() */
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#define SDF_RUNNING 0x08000000 /* subdevice is acquiring data */
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#define SDF_LSAMPL 0x10000000 /* subdevice uses 32-bit samples */
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#define SDF_PACKED 0x20000000 /* subdevice can do packed DIO */
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/* subdevice types */
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#define COMEDI_SUBD_UNUSED 0 /* unused */
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#define COMEDI_SUBD_AI 1 /* analog input */
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#define COMEDI_SUBD_AO 2 /* analog output */
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#define COMEDI_SUBD_DI 3 /* digital input */
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#define COMEDI_SUBD_DO 4 /* digital output */
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#define COMEDI_SUBD_DIO 5 /* digital input/output */
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#define COMEDI_SUBD_COUNTER 6 /* counter */
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#define COMEDI_SUBD_TIMER 7 /* timer */
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#define COMEDI_SUBD_MEMORY 8 /* memory, EEPROM, DPRAM */
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#define COMEDI_SUBD_CALIB 9 /* calibration DACs */
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#define COMEDI_SUBD_PROC 10 /* processor, DSP */
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/* configuration instructions */
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#define COMEDI_INPUT 0
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#define COMEDI_OUTPUT 1
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#define COMEDI_OPENDRAIN 2
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#define INSN_CONFIG_ANALOG_TRIG 0x10
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//#define INSN_CONFIG_WAVEFORM 0x11
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//#define INSN_CONFIG_TRIG 0x12
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//#define INSN_CONFIG_COUNTER 0x13
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#define INSN_CONFIG_ALT_SOURCE 0x14
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#define INSN_CONFIG_DIGITAL_TRIG 0x15
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#define INSN_CONFIG_BLOCK_SIZE 0x16
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#define INSN_CONFIG_TIMER_1 0x17
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#define INSN_CONFIG_FILTER 0x18
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#define INSN_CONFIG_CHANGE_NOTIFY 0x19
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/* structures */
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typedef struct comedi_trig_struct comedi_trig;
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typedef struct comedi_cmd_struct comedi_cmd;
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typedef struct comedi_insn_struct comedi_insn;
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typedef struct comedi_insnlist_struct comedi_insnlist;
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typedef struct comedi_chaninfo_struct comedi_chaninfo;
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typedef struct comedi_subdinfo_struct comedi_subdinfo;
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typedef struct comedi_devinfo_struct comedi_devinfo;
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typedef struct comedi_devconfig_struct comedi_devconfig;
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typedef struct comedi_rangeinfo_struct comedi_rangeinfo;
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typedef struct comedi_krange_struct comedi_krange;
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typedef struct comedi_bufconfig_struct comedi_bufconfig;
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typedef struct comedi_bufinfo_struct comedi_bufinfo;
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struct comedi_trig_struct{
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unsigned int subdev; /* subdevice */
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unsigned int mode; /* mode */
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unsigned int flags;
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unsigned int n_chan; /* number of channels */
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unsigned int *chanlist; /* channel/range list */
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sampl_t *data; /* data list, size depends on subd flags */
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unsigned int n; /* number of scans */
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unsigned int trigsrc;
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unsigned int trigvar;
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unsigned int trigvar1;
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unsigned int data_len;
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unsigned int unused[3];
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};
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struct comedi_insn_struct{
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unsigned int insn;
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unsigned int n;
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lsampl_t *data;
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unsigned int subdev;
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unsigned int chanspec;
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unsigned int unused[3];
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};
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struct comedi_insnlist_struct{
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unsigned int n_insns;
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comedi_insn *insns;
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};
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struct comedi_cmd_struct{
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unsigned int subdev;
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unsigned int flags;
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unsigned int start_src;
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unsigned int start_arg;
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unsigned int scan_begin_src;
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unsigned int scan_begin_arg;
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unsigned int convert_src;
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unsigned int convert_arg;
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unsigned int scan_end_src;
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unsigned int scan_end_arg;
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unsigned int stop_src;
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unsigned int stop_arg;
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unsigned int *chanlist; /* channel/range list */
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unsigned int chanlist_len;
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sampl_t *data; /* data list, size depends on subd flags */
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unsigned int data_len;
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};
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struct comedi_chaninfo_struct{
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unsigned int subdev;
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lsampl_t *maxdata_list;
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unsigned int *flaglist;
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unsigned int *rangelist;
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unsigned int unused[4];
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};
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struct comedi_rangeinfo_struct{
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unsigned int range_type;
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void *range_ptr;
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};
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struct comedi_krange_struct{
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int min; /* fixed point, multiply by 1e-6 */
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int max; /* fixed point, multiply by 1e-6 */
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unsigned int flags;
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};
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struct comedi_subdinfo_struct{
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unsigned int type;
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unsigned int n_chan;
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unsigned int subd_flags;
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unsigned int timer_type;
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unsigned int len_chanlist;
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lsampl_t maxdata;
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unsigned int flags; /* channel flags */
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unsigned int range_type; /* lookup in kernel */
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unsigned int settling_time_0;
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unsigned int unused[9];
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};
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struct comedi_devinfo_struct{
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unsigned int version_code;
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unsigned int n_subdevs;
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char driver_name[COMEDI_NAMELEN];
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char board_name[COMEDI_NAMELEN];
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int read_subdevice;
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int write_subdevice;
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int unused[30];
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};
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struct comedi_devconfig_struct{
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char board_name[COMEDI_NAMELEN];
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int options[COMEDI_NDEVCONFOPTS];
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};
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struct comedi_bufconfig_struct{
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unsigned int subdevice;
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unsigned int flags;
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unsigned int maximum_size;
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unsigned int size;
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unsigned int unused[4];
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};
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struct comedi_bufinfo_struct{
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unsigned int subdevice;
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unsigned int bytes_read;
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unsigned int buf_write_ptr;
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unsigned int buf_read_ptr;
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unsigned int buf_write_count;
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unsigned int buf_read_count;
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unsigned int bytes_written;
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unsigned int unused[4];
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};
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/* range stuff */
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#define __RANGE(a,b) ((((a)&0xffff)<<16)|((b)&0xffff))
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#define RANGE_OFFSET(a) (((a)>>16)&0xffff)
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#define RANGE_LENGTH(b) ((b)&0xffff)
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#define RF_UNIT(flags) ((flags)&0xff)
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#define RF_EXTERNAL (1<<8)
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#define UNIT_volt 0
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#define UNIT_mA 1
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#define UNIT_none 2
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#define COMEDI_MIN_SPEED ((unsigned int)0xffffffff)
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/* callback stuff */
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/* only relevant to kernel modules. */
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#define COMEDI_CB_EOS 1 /* end of scan */
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#define COMEDI_CB_EOA 2 /* end of acquisition */
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#define COMEDI_CB_BLOCK 4 /* DEPRECATED: convenient block size */
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#define COMEDI_CB_EOBUF 8 /* DEPRECATED: end of buffer */
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#define COMEDI_CB_ERROR 16 /* card error during acquisition */
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#define COMEDI_CB_OVERFLOW 32 /* buffer overflow/underflow */
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/* comedilib.h */
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typedef void comedi_t;
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typedef struct{
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double min;
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double max;
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unsigned int unit;
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}comedi_range;
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typedef struct comedi_sv_struct{
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comedi_t *dev;
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unsigned int subdevice;
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unsigned int chan;
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/* range policy */
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int range;
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int aref;
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/* number of measurements to average (for ai) */
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int n;
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lsampl_t maxdata;
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}comedi_sv_t;
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enum comedi_oor_behavior {
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COMEDI_OOR_NUMBER = 0,
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COMEDI_OOR_NAN
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};
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comedi_t *comedi_open(const char *fn);
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int comedi_close(comedi_t *it);
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/* logging */
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int comedi_loglevel(int loglevel);
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void comedi_perror(const char *s);
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char *comedi_strerror(int errnum);
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int comedi_errno(void);
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int comedi_fileno(comedi_t *it);
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/* global behavior */
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enum comedi_oor_behavior comedi_set_global_oor_behavior(enum comedi_oor_behavior behavior);
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/* device queries */
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int comedi_get_n_subdevices(comedi_t *it);
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#define COMEDI_VERSION_CODE(a,b,c) (((a)<<16) | ((b)<<8) | (c))
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int comedi_get_version_code(comedi_t *it);
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char *comedi_get_driver_name(comedi_t *it);
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char *comedi_get_board_name(comedi_t *it);
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int comedi_get_read_subdevice(comedi_t *dev);
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int comedi_get_write_subdevice(comedi_t *dev);
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/* subdevice queries */
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int comedi_get_subdevice_type(comedi_t *it,unsigned int subdevice);
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int comedi_find_subdevice_by_type(comedi_t *it,int type,unsigned int subd);
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int comedi_get_subdevice_flags(comedi_t *it,unsigned int subdevice);
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int comedi_get_n_channels(comedi_t *it,unsigned int subdevice);
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int comedi_range_is_chan_specific(comedi_t *it,unsigned int subdevice);
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int comedi_maxdata_is_chan_specific(comedi_t *it,unsigned int subdevice);
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/* channel queries */
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lsampl_t comedi_get_maxdata(comedi_t *it,unsigned int subdevice,
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unsigned int chan);
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int comedi_get_n_ranges(comedi_t *it,unsigned int subdevice,
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unsigned int chan);
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comedi_range * comedi_get_range(comedi_t *it,unsigned int subdevice,
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unsigned int chan,unsigned int range);
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int comedi_find_range(comedi_t *it,unsigned int subd,unsigned int chan,
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unsigned int unit,double min,double max);
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/* buffer queries */
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int comedi_get_buffer_size(comedi_t *it,unsigned int subdevice);
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int comedi_get_max_buffer_size(comedi_t *it,unsigned int subdevice);
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int comedi_set_buffer_size(comedi_t *it,unsigned int subdevice,
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unsigned int len);
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/* low-level stuff */
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int comedi_do_insnlist(comedi_t *it,comedi_insnlist *il);
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int comedi_do_insn(comedi_t *it,comedi_insn *insn);
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int comedi_lock(comedi_t *it,unsigned int subdevice);
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int comedi_unlock(comedi_t *it,unsigned int subdevice);
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/* physical units */
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double comedi_to_phys(lsampl_t data,comedi_range *rng,lsampl_t maxdata);
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lsampl_t comedi_from_phys(double data,comedi_range *rng,lsampl_t maxdata);
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int comedi_sampl_to_phys(double *dest, int dst_stride, sampl_t *src,
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int src_stride, comedi_range *rng, lsampl_t maxdata, int n);
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int comedi_sampl_from_phys(sampl_t *dest,int dst_stride,double *src,
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int src_stride, comedi_range *rng, lsampl_t maxdata, int n);
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/* syncronous stuff */
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int comedi_data_read(comedi_t *it,unsigned int subd,unsigned int chan,
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unsigned int range,unsigned int aref,lsampl_t *OUTPUT);
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int comedi_data_read_n(comedi_t *it,unsigned int subd,unsigned int chan,
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unsigned int range,unsigned int aref,lsampl_t *OUTPUT, unsigned int n);
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int comedi_data_read_hint(comedi_t *it,unsigned int subd,unsigned int chan,
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unsigned int range,unsigned int aref);
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int comedi_data_read_delayed(comedi_t *it,unsigned int subd,unsigned int chan,
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unsigned int range,unsigned int aref,lsampl_t *OUTPUT, unsigned int nano_sec);
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int comedi_data_write(comedi_t *it,unsigned int subd,unsigned int chan,
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unsigned int range,unsigned int aref,lsampl_t data);
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int comedi_dio_config(comedi_t *it,unsigned int subd,unsigned int chan,
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unsigned int dir);
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int comedi_dio_read(comedi_t *it,unsigned int subd,unsigned int chan,
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unsigned int *OUTPUT);
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int comedi_dio_write(comedi_t *it,unsigned int subd,unsigned int chan,
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unsigned int bit);
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int comedi_dio_bitfield(comedi_t *it,unsigned int subd,
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unsigned int write_mask, unsigned int *INOUT);
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/* slowly varying stuff */
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int comedi_sv_init(comedi_sv_t *it,comedi_t *dev,unsigned int subd,unsigned int chan);
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int comedi_sv_update(comedi_sv_t *it);
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int comedi_sv_measure(comedi_sv_t *it,double *data);
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/* streaming I/O (commands) */
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int comedi_get_cmd_src_mask(comedi_t *dev,unsigned int subdevice,
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comedi_cmd *INOUT);
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int comedi_get_cmd_generic_timed(comedi_t *dev,unsigned int subdevice,
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comedi_cmd *INOUT,unsigned int ns);
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int comedi_cancel(comedi_t *it,unsigned int subdevice);
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int comedi_command(comedi_t *it,comedi_cmd *cmd);
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int comedi_command_test(comedi_t *it,comedi_cmd *INOUT);
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int comedi_poll(comedi_t *dev,unsigned int subdevice);
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/* buffer control */
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int comedi_set_max_buffer_size(comedi_t *it, unsigned int subdev,
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unsigned int max_size);
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int comedi_get_buffer_contents(comedi_t *it, unsigned int subdev);
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int comedi_mark_buffer_read(comedi_t *it, unsigned int subdev,
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unsigned int bytes);
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int comedi_get_buffer_offset(comedi_t *it, unsigned int subdev);
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/* structs and functions used for parsing calibration files */
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typedef struct
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{
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unsigned int subdevice;
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unsigned int channel;
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unsigned int value;
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} comedi_caldac_t;
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#define CS_MAX_AREFS_LENGTH 4
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typedef struct
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{
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unsigned int subdevice;
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unsigned int *channels;
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unsigned int num_channels;
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unsigned int *ranges;
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unsigned int num_ranges;
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unsigned int arefs[ CS_MAX_AREFS_LENGTH ];
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unsigned int num_arefs;
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comedi_caldac_t *caldacs;
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unsigned int num_caldacs;
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} comedi_calibration_setting_t;
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|
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typedef struct
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{
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char *driver_name;
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char *board_name;
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comedi_calibration_setting_t *settings;
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unsigned int num_settings;
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} comedi_calibration_t;
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comedi_calibration_t* comedi_parse_calibration_file( const char *cal_file_path );
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int comedi_apply_parsed_calibration( comedi_t *dev, unsigned int subdev, unsigned int channel,
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unsigned int range, unsigned int aref, const comedi_calibration_t *calibration );
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char* comedi_get_default_calibration_path( comedi_t *dev );
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void comedi_cleanup_calibration( comedi_calibration_t *calibration );
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int comedi_apply_calibration( comedi_t *dev, unsigned int subdev, unsigned int channel,
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unsigned int range, unsigned int aref, const char *cal_file_path);
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