diff options
Diffstat (limited to 'mpm/python/usrp_mpm/periph_manager/x4xx_rfdc_ctrl.py')
| -rw-r--r-- | mpm/python/usrp_mpm/periph_manager/x4xx_rfdc_ctrl.py | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/mpm/python/usrp_mpm/periph_manager/x4xx_rfdc_ctrl.py b/mpm/python/usrp_mpm/periph_manager/x4xx_rfdc_ctrl.py index 44c4a32e2..39cd1dc40 100644 --- a/mpm/python/usrp_mpm/periph_manager/x4xx_rfdc_ctrl.py +++ b/mpm/python/usrp_mpm/periph_manager/x4xx_rfdc_ctrl.py @@ -71,6 +71,22 @@ class X4xxRfdcCtrl: self.set_cal_frozen(1, 0, "both") self.set_cal_frozen(1, 1, "both") + # Stores the last set value of the nco freq for each channel + # Follows the below structure: + # <slot_id> + # 'rx': [chan0_freq, chan1_freq] + # 'tx': [chan0_freq, chan1_freq] + self._rfdc_freq_cache = [ + { + 'rx': [0, 0], + 'tx': [0, 0], + }, + { + 'rx': [0, 0], + 'tx': [0, 0], + }, + ] + @no_rpc def unset_cbs(self): """ @@ -216,6 +232,15 @@ class X4xxRfdcCtrl: """ return self._rfdc_regs.get_rfdc_resampling_factor(db_idx) + @no_rpc + def rfdc_restore_nco_freq(self): + """ + Restores previously set RFDC NCO Frequencies + """ + for slot_id, slot_info in enumerate(self._rfdc_freq_cache): + for direction, channel_frequencies in slot_info.items(): + self.rfdc_set_nco_freq(direction, slot_id, 0, channel_frequencies[0]) + self.rfdc_set_nco_freq(direction, slot_id, 1, channel_frequencies[1]) ########################################################################### # Public APIs that get exposed as MPM RPC calls @@ -230,6 +255,8 @@ class X4xxRfdcCtrl: if not self._rfdc_ctrl.set_if(tile_id, block_id, is_dac, freq): raise RuntimeError("Error setting RFDC IF Frequency") + self._rfdc_freq_cache[slot_id][direction][channel] = freq + return self._rfdc_ctrl.get_nco_freq(tile_id, block_id, is_dac) def rfdc_get_nco_freq(self, direction, slot_id, channel): |