/**
* facq_comedi_misc_can_calibrate
* @dev: A comedi_t device.
* @subindex: The subdevice index.
* @err: A #GError.
*
* Checks if a subdevice can be calibrated, in affirmative case returns
* the supported calibration type.
*
* Returns: -1 in case of error, 0 if device can't be calibrated, 1 if
* device can be soft-calibrated, 2 if device is hard-calibrated.
*/
gint facq_comedi_misc_can_calibrate(comedi_t *dev,guint subindex,GError **err)
{
guint subd_flags = 0;
GError *local_err = NULL;
const gchar *driver_name = NULL;
guint i = 0, drivers_len = 6;
const gchar * const drivers[] =
{
"ni_pcimio", "ni_atmio",
"ni_mio_cs", "cb_pcidas",
"cb_pcidas64", "ni_labpc"
};
subd_flags = comedi_get_subdevice_flags(dev,subindex);
if(subd_flags < 0){
g_set_error_literal(&local_err,FACQ_COMEDI_MISC_ERROR,
FACQ_COMEDI_MISC_ERROR_FAILED,
comedi_strerror(comedi_errno()));
goto error;
}
if(subd_flags & SDF_SOFT_CALIBRATED)
return 1;
else {
driver_name = comedi_get_driver_name(dev);
if(!driver_name){
g_set_error_literal(&local_err,FACQ_COMEDI_MISC_ERROR,
FACQ_COMEDI_MISC_ERROR_FAILED,
comedi_strerror(comedi_errno()));
goto error;
}
for(i = 0;i < drivers_len;i++)
if(g_strcmp0(driver_name,drivers[i]) == 0)
return 2;
}
return 0;
error:
if(local_err)
g_propagate_error(err,local_err);
return -1;
}
/*
* facq_comedi_misc_can_poll:
* @dev: A comedi_t device.
* @err: A #GError NOT optional, check it.
*
* Some drivers can make the kernel crash when using poll()
* with them, we blacklist them here to know if we can do
* poll() or not.
*
* Returns: %TRUE if you can do poll() or %FALSE in the other case.
*/
gboolean facq_comedi_misc_can_poll(comedi_t *dev,GError **err)
{
const gchar * const drivers[] =
{
"comedi_test"
};
guint drivers_len = 1, i = 0;
const gchar *driver_name = NULL;
driver_name = comedi_get_driver_name(dev);
if(!driver_name){
g_set_error_literal(err,FACQ_COMEDI_MISC_ERROR,
FACQ_COMEDI_MISC_ERROR_FAILED,
comedi_strerror(comedi_errno()));
return FALSE;
}
for(i = 0;i < drivers_len;i++)
if(g_strcmp0(driver_name,drivers[i]) == 0)
return FALSE;
return TRUE;
}
/**
* @brief Get the information from Comedi library
*
*/
void MainWindow::GetComediInfo()
{
int i,j;
int n_subdevices,type;
int chan,n_chans;
int n_ranges;
int subdev_flags;
comedi_range *rng;
ChannelList.clear();
// at the moment we are using the default device
const char optionsfilename[]="/dev/comedi0";
QString DeviceName=AppSettings.value(Key_Comedi_Device_Name).toString();
if (DeviceName.length()<=0) DeviceName=optionsfilename;
it = comedi_open(optionsfilename);
if(!it)
{
QMessageBox::warning(this, optionsfilename,
tr("Can not open the device\n"),
QMessageBox::Ok);
};
cbComediDevice->addItem(optionsfilename,1);
AppSettings.setValue(Key_Comedi_Device_Name,DeviceName);
QString buffer="Overall info:\n";
//buffer+=QString printf(" Version code: 0x%06x\n", comedi_get_version_code(it));
buffer+=QString(" Comedi version code: 0x%06x\n").arg(comedi_get_version_code(it));
buffer+=QString(" Driver name: %1\n").arg(comedi_get_driver_name(it));
buffer+=QString(" Board name: %1\n").arg(comedi_get_board_name(it));
n_subdevices = comedi_get_n_subdevices(it);
buffer+=QString(" Number of subdevices: %1\n").arg(n_subdevices);
tlComediInfo->setText(buffer);
int channel_unique_id=1;
// Now scan subdevices
for(i = 0; i < n_subdevices; i++)
{
buffer.clear();
type = comedi_get_subdevice_type(it, i);
if(type==COMEDI_SUBD_UNUSED) continue;
QTextEdit * tabText=new QTextEdit;
buffer+=QString("Subdevice %1\n").arg(i);
buffer+=QString("Type: %1 (%2)\n").arg(type).arg(subdevice_types[type]);
subdev_flags = comedi_get_subdevice_flags(it, i);
QString flagsstring;
flagsstring.sprintf("flags: 0x%08x\n",subdev_flags);
buffer+=flagsstring;
n_chans=comedi_get_n_channels(it,i);
buffer+=QString(" Number of channels: %1\n").arg(n_chans);
if ((type==1)||(type==2)) // Analog input or output
{
for(chan=0;chan<n_chans;chan++)
{
// here!
ChannelList.append(AIO_channel(QString(optionsfilename),i,chan,0,type==1,++channel_unique_id));
};
};
if(!comedi_maxdata_is_chan_specific(it,i))
{
buffer+=QString(" Maximal data value: %1\n").arg((unsigned long)comedi_get_maxdata(it,i,0));
}
else
{
buffer+=QString(" Maximal data value is channel specific:\n");
for(chan=0;chan<n_chans;chan++)
{
buffer+=QString(" Channel %1: %2\n").arg(chan).arg
((unsigned long)comedi_get_maxdata(it,i,chan));
}
};
buffer+=QString(" ranges:\n");
if (!comedi_range_is_chan_specific(it,i))
{
n_ranges=comedi_get_n_ranges(it,i,0);
buffer+=QString(" All channels:");
for(j=0;j<n_ranges;j++)
{
rng=comedi_get_range(it,i,0,j);
// buffer+=QString(" [%g,%g]",rng->min,rng->max);
buffer+=QString(" [%1,%2]").arg(rng->min).arg(rng->max);
}
buffer+=QString("\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");
}
}
tabText->setText(buffer);
tabWidget->addTab(tabText,QString("subdevice %1").arg(i));
}
//printf(" command:\n");
//get_command_stuff(it,i);
tabWidget->setTabText(0,tr("Connections"));
// Create channles we might need; all are input channels save one
Ini_ImI= new AIO_channel(Key_Im_Input,1);
Ini_CmdI= new AIO_channel(Key_Cmd_Input,1);
Ini_CmI= new AIO_channel(Key_Cm_Tlgf_Input,1);
Ini_GainT= new AIO_channel(Key_Gain_Tlgf_Input,1);
Ini_FreqT= new AIO_channel(Key_Freq_Tlgf_Input,1);
Ini_LswT= new AIO_channel(Key_Lsw_Tlgf_Input,1);
Ini_CmdO= new AIO_channel(Key_Cmd_Output,0);
for (int ch=0;ch<ChannelList.count();ch++)
{
if (ChannelList[ch].is_input)
{
cbxAI_Im->addItem(ChannelList[ch].Description(),ChannelList[ch].ID());
if (ChannelList[ch]==Ini_ImI) {
int zzz=cbxAI_Im->count();
cbxAI_Im->setCurrentIndex(zzz-1);
};
cbxAI_Cmd->addItem(ChannelList[ch].Description(),ChannelList[ch].ID());
if (ChannelList[ch]==Ini_CmdI) { cbxAI_Cmd->setCurrentIndex(cbxAI_Cmd->count()-1); };
cbxAI_Cm_tlg->addItem(ChannelList[ch].Description(),ChannelList[ch].ID());
if (ChannelList[ch]==Ini_CmI) { cbxAI_Cm_tlg->setCurrentIndex(cbxAI_Cm_tlg->count()-1); };
cbxAI_Gain_tlg->addItem(ChannelList[ch].Description(),ChannelList[ch].ID());
if (ChannelList[ch]==Ini_GainT){ cbxAI_Gain_tlg->setCurrentIndex(cbxAI_Gain_tlg->count()-1); };
cbxAI_Freq_tlg->addItem(ChannelList[ch].Description(),ChannelList[ch].ID());
if (ChannelList[ch]==Ini_FreqT) { cbxAI_Freq_tlg->setCurrentIndex(cbxAI_Freq_tlg->count()-1); };
cbxAI_Lsw_tlg->addItem(ChannelList[ch].Description(),ChannelList[ch].ID());
if (ChannelList[ch]==Ini_LswT) { cbxAI_Lsw_tlg->setCurrentIndex(cbxAI_Lsw_tlg->count()-1); };
}
else
{
cbxAO_Cmd->addItem(ChannelList[ch].Description(),ChannelList[ch].ID());
if (ChannelList[ch]==Ini_CmdO)
{
cbxAO_Cmd->setCurrentIndex(cbxAO_Cmd->count()-1);
};
};
};
return;
}
int main(int argc, char *argv[])
{
int i;
struct board_struct *this_board;
int device_status = STATUS_UNKNOWN;
calibration_setup_t setup;
int retval;
parsed_options_t options;
memset( &setup, 0, sizeof( setup ) );
setup.sv_settling_time_ns = 99999;
setup.sv_order = 10;
memset( &options, 0, sizeof( options ) );
options.do_dump = 0;
options.do_reset = 0;
options.do_calibrate = -1;
options.do_results = 0;
options.do_output = 1;
options.file_path = "/dev/comedi0";
parse_options( argc, argv, &options );
verbose = options.verbose;
setup.dev = comedi_open( options.file_path );
if( setup.dev == NULL ) {
fprintf( stderr, "comedi_open() failed, with device file name: %s\n",
options.file_path );
comedi_perror("comedi_open");
exit(0);
}
if( options.save_file_path == NULL )
options.save_file_path = comedi_get_default_calibration_path( setup.dev );
if(!options.driver_name)
options.driver_name = comedi_get_driver_name( setup.dev );
if(!options.device_name)
options.device_name = comedi_get_board_name( setup.dev );
setup.ad_subdev=comedi_find_subdevice_by_type( setup.dev,COMEDI_SUBD_AI,0);
setup.da_subdev=comedi_find_subdevice_by_type( setup.dev,COMEDI_SUBD_AO,0);
setup.caldac_subdev=comedi_find_subdevice_by_type( setup.dev,COMEDI_SUBD_CALIB,0);
setup.eeprom_subdev=comedi_find_subdevice_by_type( setup.dev,COMEDI_SUBD_MEMORY,0);
for(i=0;i<n_drivers;i++){
if(!strcmp(drivers[i].name,options.driver_name)){
this_board = drivers+i;
goto ok;
}
}
fprintf(stderr, "Driver %s unknown\n", options.driver_name);
return 1;
ok:
retval = this_board->init_setup( &setup, options.device_name );
if( retval < 0 ){
fprintf(stderr, "init_setup() failed for %s\n", options.device_name );
return 1;
}
device_status = setup.status;
if(device_status<STATUS_DONE){
printf("Warning: device may not be not fully calibrated due to "
"insufficient information.\n"
"Please file a bug report at https://bugs.comedi.org/ and attach this output.\n"
"This output will also allow comedi_calibrate to execute more\n"
"quickly in the future.\n");
if(verbose<1){
verbose=1;
printf("Forcing option: --verbose\n");
}
if(device_status==STATUS_UNKNOWN){
options.do_reset=1;
options.do_dump=1;
options.do_calibrate=0;
options.do_results=0;
printf("Forcing options: --reset --dump --no-calibrate --no-results\n");
}
if(device_status==STATUS_SOME){
options.do_reset=1;
options.do_dump=1;
options.do_calibrate=1;
options.do_results=1;
printf("Forcing options: --reset --dump --calibrate --results\n");
}
if(device_status==STATUS_GUESS){
options.do_reset=1;
options.do_dump=1;
options.do_calibrate=1;
options.do_results=1;
printf("Forcing options: --reset --dump --calibrate --results\n");
}
}
if(verbose>=0){
char *s = "$Id: comedi_calibrate.c,v 1.8 2008-01-11 13:29:19 abbotti Exp $";
printf("%.*s\n",(int)strlen(s)-2,s+1);
printf("Driver name: %s\n", options.driver_name);
printf("Device name: %s\n", options.device_name);
printf("%.*s\n",(int)strlen(this_board->id)-2,this_board->id+1);
printf("Comedi version: %d.%d.%d\n",
(comedi_get_version_code(setup.dev)>>16)&0xff,
(comedi_get_version_code(setup.dev)>>8)&0xff,
(comedi_get_version_code(setup.dev))&0xff);
}