From 2ded9658b8cf51ee2be8e64da5b3cab61bb462c3 Mon Sep 17 00:00:00 2001 From: francescomani Date: Mon, 17 Jan 2022 17:07:53 +0100 Subject: [PATCH] including uecap option in runmodem.md and some other improvements in that file --- doc/RUNMODEM.md | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/doc/RUNMODEM.md b/doc/RUNMODEM.md index d063afd5d9..89d2ec8a2d 100644 --- a/doc/RUNMODEM.md +++ b/doc/RUNMODEM.md @@ -89,6 +89,8 @@ At the UE the --phy-test flag will ```bash sudo ./nr-softmodem -O ../../../targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.106PRB.usrpn300.conf --phy-test``` +In phy-test mode it is possible to mimic the reception of UE Capabilities at gNB by passing through the command line parameter `--uecap_file` the location and file name of the input UE Capability file, e.g. `--uecap_file ../../../targets/PROJECTS/GENERIC-NR-5GC/CONF/uecap.xml` + ### Launch UE in another window ```bash sudo ./nr-uesoftmodem --phy-test [--rrc_config_path ../../../ci-scripts/rrc-files]``` @@ -122,6 +124,8 @@ gNB on machine 1: `sudo ./nr-softmodem -O ../../../targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.106PRB.usrpn300.conf --do-ra` +In do-ra mode it is possible to mimic the reception of UE Capabilities at gNB by passing through the command line parameter `--uecap_file` the location and file name of the input UE Capability file, e.g. `--uecap_file ../../../targets/PROJECTS/GENERIC-NR-5GC/CONF/uecap.xml` + UE on machine 2: `sudo ./nr-uesoftmodem --do-ra` @@ -161,13 +165,17 @@ gNB on machine 1: UE on machine 2: -`sudo ./nr-uesoftmodem -r 106 --numerology 1 --band 78 -C 3619200000 --sa` +`sudo ./nr-uesoftmodem -r 106 --numerology 1 --band 78 -C 3619200000 -s 516 --sa` With the RF simulator (on the same machine): `sudo ./nr-softmodem -O ../../../targets/PROJECTS/GENERIC-NR-5GC/CONF/gnb.sa.band78.fr1.106PRB.usrpb210.conf --rfsim --sa` -`sudo ./nr-uesoftmodem -r 106 --numerology 1 --band 78 -C 3619200000 --rfsim --sa` +`sudo ./nr-uesoftmodem -r 106 --numerology 1 --band 78 -C 3619200000 -s 516 --rfsim --sa` + +where `-r` sets the transmission bandwidth configuration in terms of RBs, `-C` sets the downlink carrier frequency and `-s` sets the SSB start subcarrier. + +Additionally, at UE side `--uecap_file` option can be used to pass the UE Capabilities input file (path location + filename), e.g. `--uecap_file ../../../targets/PROJECTS/GENERIC-NR-5GC/CONF/uecap.xml` ## IF setup with OAI