#include <sys/ioctl.h>
#include <errno.h>
+void get_command_stuff(comedi_t *it,int s);
+
void help(void)
{
fprintf(stderr,"info </dev/comediN>\n");
printf("subdevice %d:\n",i);
type=comedi_get_subdevice_type(it,i);
printf(" type: %d (%s)\n",type,subdevice_types[type]);
+ if(type==COMEDI_SUBD_UNUSED)
+ continue;
n_chans=comedi_get_n_channels(it,i);
printf(" number of channels: %d\n",n_chans);
- printf(" max data value: %d\n",comedi_get_maxdata(it,i,0));
- n_ranges=comedi_get_n_ranges(it,i,0);
- printf(" number of ranges: %d\n",n_ranges);
+ if(!comedi_maxdata_is_chan_specific(it,i)){
+ printf(" max data value: %d\n",comedi_get_maxdata(it,i,0));
+ }else{
+ printf(" max data value: (channel specific)\n");
+ for(chan=0;chan<n_chans;chan++){
+ printf(" chan%d: %d\n",chan,
+ comedi_get_maxdata(it,i,chan));
+ }
+ }
printf(" ranges:\n");
- for(chan=0;chan<n_chans;chan++){
- printf(" chan%d:",chan);
- //printf(" (0x%08x)",comedi_get_rangetype(it,i,chan));
+ if(!comedi_range_is_chan_specific(it,i)){
+ n_ranges=comedi_get_n_ranges(it,i,0);
+ printf(" all chans:");
for(j=0;j<n_ranges;j++){
- rng=comedi_get_range(it,i,chan,j);
- //printf(" %p",rng);
+ rng=comedi_get_range(it,i,0,j);
printf(" [%g,%g]",rng->min,rng->max);
}
printf("\n");
+ }else{
+ for(chan=0;chan<n_chans;chan++){
+ n_ranges=comedi_get_n_ranges(it,i,chan);
+ printf(" chan%d:",chan);
+ for(j=0;j<n_ranges;j++){
+ rng=comedi_get_range(it,i,chan,j);
+ printf(" [%g,%g]",rng->min,rng->max);
+ }
+ printf("\n");
+ }
}
+ printf(" command:\n");
+ get_command_stuff(it,i);
}
return 0;
return s;
}
+char *cmd_src(int src,char *buf)
+{
+ buf[0]=0;
+
+ if(src&TRIG_NONE)strcat(buf,"none|");
+ if(src&TRIG_NOW)strcat(buf,"now|");
+ if(src&TRIG_FOLLOW)strcat(buf,"follow|");
+ if(src&TRIG_TIME)strcat(buf,"time|");
+ if(src&TRIG_TIMER)strcat(buf,"timer|");
+ if(src&TRIG_COUNT)strcat(buf,"count|");
+ if(src&TRIG_EXT)strcat(buf,"ext|");
+ if(src&TRIG_INT)strcat(buf,"int|");
+
+ if(strlen(buf)==0){
+ sprintf(buf,"unknown(0x%02x)",src);
+ }else{
+ buf[strlen(buf)-1]=0;
+ }
+
+ return buf;
+}
+
+void probe_max_1chan(comedi_t *it,int s);
+
+int comedi_get_cmd_src_mask(comedi_t *it,unsigned int s,comedi_cmd *cmd)
+{
+ memset(cmd,0,sizeof(*cmd));
+
+ cmd->subdev = s;
+
+ cmd->flags = 0;
+
+ cmd->start_src = TRIG_ANY;
+ cmd->scan_begin_src = TRIG_ANY;
+ cmd->convert_src = TRIG_ANY;
+ cmd->scan_end_src = TRIG_ANY;
+ cmd->stop_src = TRIG_ANY;
+
+ return comedi_command_test(it,cmd);
+}
+
+
+int comedi_get_cmd_fast_1chan(comedi_t *it,unsigned int s,comedi_cmd *cmd)
+{
+ int ret;
+
+ comedi_get_cmd_src_mask(it,s,cmd);
+
+ cmd->chanlist_len = 1;
+
+ cmd->scan_end_src = TRIG_COUNT;
+ cmd->scan_end_arg = 1;
+
+ if(cmd->convert_src&TRIG_TIMER){
+ if(cmd->scan_begin_src&TRIG_FOLLOW){
+ cmd->convert_src = TRIG_TIMER;
+ cmd->scan_begin_src = TRIG_FOLLOW;
+ }else{
+ cmd->convert_src = TRIG_TIMER;
+ cmd->scan_begin_src = TRIG_TIMER;
+ }
+ }else{
+ printf("can't do timed?!?\n");
+ return;
+ }
+ if(cmd->stop_src&TRIG_COUNT){
+ cmd->stop_src=TRIG_COUNT;
+ cmd->stop_arg=2;
+ }else if(cmd->stop_src&TRIG_NONE){
+ cmd->stop_src=TRIG_NONE;
+ cmd->stop_arg=0;
+ }else{
+ printf("can't find a good stop_src\n");
+ return;
+ }
+
+ ret=comedi_command_test(it,cmd);
+ if(ret==3){
+ /* good */
+ ret=comedi_command_test(it,cmd);
+ }
+ if(ret==4 || ret==0){
+ return 0;
+ }
+ return -1;
+}
+
+void get_command_stuff(comedi_t *it,int s)
+{
+ comedi_cmd cmd;
+ char buf[100];
+
+ if(comedi_get_cmd_src_mask(it,s,&cmd)<0){
+ printf(" not supported\n");
+ }else{
+ printf(" start: %s\n",cmd_src(cmd.start_src,buf));
+ printf(" scan_begin: %s\n",cmd_src(cmd.scan_begin_src,buf));
+ printf(" convert: %s\n",cmd_src(cmd.convert_src,buf));
+ printf(" scan_end: %s\n",cmd_src(cmd.scan_end_src,buf));
+ printf(" stop: %s\n",cmd_src(cmd.stop_src,buf));
+
+ probe_max_1chan(it,s);
+ }
+}
+
+void probe_max_1chan(comedi_t *it,int s)
+{
+ comedi_cmd cmd;
+ char buf[100];
+
+ printf(" command fast 1chan:\n");
+ if(comedi_get_cmd_fast_1chan(it,s,&cmd)<0){
+ printf(" not supported\n");
+ }else{
+ printf(" start: %s %d\n",
+ cmd_src(cmd.start_src,buf),cmd.start_arg);
+ printf(" scan_begin: %s %d\n",
+ cmd_src(cmd.scan_begin_src,buf),cmd.scan_begin_arg);
+ printf(" convert: %s %d\n",
+ cmd_src(cmd.convert_src,buf),cmd.convert_arg);
+ printf(" scan_end: %s %d\n",
+ cmd_src(cmd.scan_end_src,buf),cmd.scan_end_arg);
+ printf(" stop: %s %d\n",
+ cmd_src(cmd.stop_src,buf),cmd.stop_arg);
+ }
+}
+