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| # SPDX-License-Identifier: GPL-2.0+
| # vim: ts=2:sw=2:et:tw=80:nowrap
| """
| This file helps to extract string names of NI signals as included in comedi.h
| between NI_NAMES_BASE and NI_NAMES_BASE+NI_NUM_NAMES.
| """
|
| # This is simply to aide in creating the entries in the order of the value of
| # the device-global NI signal/terminal constants defined in comedi.h
| import comedi_h
|
|
| ni_macros = (
| 'NI_PFI',
| 'TRIGGER_LINE',
| 'NI_RTSI_BRD',
| 'NI_CtrSource',
| 'NI_CtrGate',
| 'NI_CtrAux',
| 'NI_CtrA',
| 'NI_CtrB',
| 'NI_CtrZ',
| 'NI_CtrArmStartTrigger',
| 'NI_CtrInternalOutput',
| 'NI_CtrOut',
| 'NI_CtrSampleClock',
| )
|
| def get_ni_names():
| name_dict = dict()
|
| # load all the static names; start with those that do not begin with NI_
| name_dict['PXI_Star'] = comedi_h.PXI_Star
| name_dict['PXI_Clk10'] = comedi_h.PXI_Clk10
|
| #load all macro values
| for fun in ni_macros:
| f = getattr(comedi_h, fun)
| name_dict.update({
| '{}({})'.format(fun,i):f(i) for i in range(1 + f(-1) - f(0))
| })
|
| #load everything else in ni_common_signal_names enum
| name_dict.update({
| k:v for k,v in comedi_h.__dict__.items()
| if k.startswith('NI_') and (not callable(v)) and
| comedi_h.NI_COUNTER_NAMES_MAX < v < (comedi_h.NI_NAMES_BASE + comedi_h.NI_NUM_NAMES)
| })
|
| # now create reverse lookup (value -> name)
|
| val_dict = {v:k for k,v in name_dict.items()}
|
| return name_dict, val_dict
|
| name_to_value, value_to_name = get_ni_names()
|
|
