This is merely a historical archive of years 2008-2021, before the migration to mailman3.
A maintained and still updated list archive can be found at https://lists.osmocom.org/hyperkitty/list/gerrit-log@lists.osmocom.org/.
srs_andre gerrit-no-reply at lists.osmocom.orgsrs_andre has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-gsm-tester/+/17650 ) Change subject: srs_{ue,enb}: change UHD stream args and buffer size as function of cell width ...................................................................... srs_{ue,enb}: change UHD stream args and buffer size as function of cell width Change-Id: I2de0526ee9bd2f7bb75c7d529b3f52d75117c5cc --- M src/osmo_gsm_tester/srs_enb.py M src/osmo_gsm_tester/srs_ue.py 2 files changed, 34 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-gsm-tester refs/changes/50/17650/1 diff --git a/src/osmo_gsm_tester/srs_enb.py b/src/osmo_gsm_tester/srs_enb.py index 8cb612e..6193749 100644 --- a/src/osmo_gsm_tester/srs_enb.py +++ b/src/osmo_gsm_tester/srs_enb.py @@ -219,6 +219,24 @@ + ',id=enb,base_srate=' + str(base_srate) config.overlay(values, dict(enb=dict(rf_dev_args=rf_dev_args))) + # Set UHD frame size as a function of the cell bandwidth + if self._conf.get('rf_dev_type') == 'UHD': + rf_dev_args = '' + + if self._num_prb < 25: + rf_dev_args += 'send_frame_size=512,recv_frame_size=512' + elif self._num_prb == 25: + rf_dev_args += 'send_frame_size=1024,recv_frame_size=1024' + elif self._num_prb > 25: + rf_dev_args += 'num_recv_frames=64,num_send_frames=64' + + if self._num_prb > 50: + # Reduce over the wire format to sc12 + rf_dev_args += ',otw_format=sc12' + + config.overlay(values, dict(enb=dict(rf_dev_args=rf_dev_args))) + + self.dbg('srsENB ' + filename + ':\n' + pprint.pformat(values)) with open(path, 'w') as f: diff --git a/src/osmo_gsm_tester/srs_ue.py b/src/osmo_gsm_tester/srs_ue.py index 6cd7c63..920863e 100644 --- a/src/osmo_gsm_tester/srs_ue.py +++ b/src/osmo_gsm_tester/srs_ue.py @@ -237,6 +237,22 @@ + ',id=ue,base_srate='+ str(base_srate) ))) + # Set UHD frame size as a function of the cell bandwidth + if self._conf.get('rf_dev_type') == 'UHD': + rf_dev_args = '' + if self.enb.num_prb() < 25: + rf_dev_args += 'send_frame_size=512,recv_frame_size=512' + elif self.enb.num_prb() == 25: + rf_dev_args += 'send_frame_size=1024,recv_frame_size=1024' + elif self.enb.num_prb() > 50: + rf_dev_args += 'num_recv_frames=64,num_send_frames=64' + + # For 15 and 20 MHz, further reduce over the wire format to sc12 + if self.enb.num_prb() >= 75: + rf_dev_args += ',otw_format=sc12' + + config.overlay(values, dict(ue=dict(rf_dev_args=rf_dev_args))) + self.dbg('SRSUE CONFIG:\n' + pprint.pformat(values)) with open(self.config_file, 'w') as f: -- To view, visit https://gerrit.osmocom.org/c/osmo-gsm-tester/+/17650 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-gsm-tester Gerrit-Branch: master Gerrit-Change-Id: I2de0526ee9bd2f7bb75c7d529b3f52d75117c5cc Gerrit-Change-Number: 17650 Gerrit-PatchSet: 1 Gerrit-Owner: srs_andre <andre at softwareradiosystems.com> Gerrit-MessageType: newchange -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20200328/40ef9f31/attachment.htm>