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sync with comedi

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This commit is contained in:
Frank Mori Hess 2004-02-18 00:14:30 +00:00
parent 3271187236
commit f97908c06e
1 changed files with 33 additions and 2 deletions
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35
include/comedi.h
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@ -117,7 +117,7 @@ typedef unsigned short sampl_t;
#define TRIG_DEGLITCH 0x0004 /* enable deglitching */
//#define TRIG_RT 0x0008 /* perform op in real time */
#define TRIG_CONFIG 0x0010 /* perform configuration, not triggering */
//#define TRIG_WAKE_EOS 0x0020 /* wake up on end-of-scan events */
#define TRIG_WAKE_EOS 0x0020 /* wake up on end-of-scan events */
//#define TRIG_WRITE 0x0040 /* write to bidirectional devices */
/* command flags */
@ -126,7 +126,6 @@ typedef unsigned short sampl_t;
#define CMDF_PRIORITY 0x00000008 /* try to use a real-time interrupt while performing command */
#define TRIG_RT CMDF_PRIORITY /* compatibility definition */
#define TRIG_WAKE_EOS 0x00000020 /* legacy definition for COMEDI_EV_SCAN_END */
#define CMDF_WRITE 0x00000040
#define TRIG_WRITE CMDF_WRITE /* compatibility definition */
@ -234,6 +233,8 @@ enum configuration_ids
INSN_CONFIG_GPCT_SINGLE_PULSE_GENERATOR = 1001, // Use CTR as single pulsegenerator
INSN_CONFIG_GPCT_PULSE_TRAIN_GENERATOR = 1002, // Use CTR as pulsetraingenerator
INSN_CONFIG_GPCT_QUADRATURE_ENCODER = 1003, // Use the counter as encoder
INSN_CONFIG_8254_SET_MODE = 4097,
INSN_CONFIG_8254_READ_STATUS = 4098
};
/* ioctls */
@ -447,6 +448,36 @@ struct comedi_bufinfo_struct{
// Reset when index pulse arrives?
#define GPCT_RESET_COUNTER_ON_INDEX 1
/*
8254 specific configuration.
It supports two config commands:
0 ID: INSN_CONFIG_8254_SET_MODE
1 8254 Mode
I8254_MODE0, I8254_MODE1, ..., I8254_MODE5
OR'ed with:
I8254_BCD, I8254_BINARY
0 ID: INSN_CONFIG_8254_READ_STATUS
1 <-- Status byte returned here.
B7=Output
B6=NULL Count
B5-B0 Current mode.
*/
enum i8254_mode
{
I8254_MODE0 = (0<<1), /* Interrupt on terminal count */
I8254_MODE1 = (1<<1), /* Hardware retriggerable one-shot */
I8254_MODE2 = (2<<1), /* Rate generator */
I8254_MODE3 = (3<<1), /* Square wave mode */
I8254_MODE4 = (4<<1), /* Software triggered strobe */
I8254_MODE5 = (5<<1), /* Hardware triggered strobe (retriggerable) */
I8254_BCD = 1, /* use binary-coded decimal instead of binary (pretty useless) */
I8254_BINARY = 0
};
#ifdef __cplusplus
}
#endif