osmo-bts[master]: Add loopback support for PDTCH

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Harald Welte gerrit-no-reply at lists.osmocom.org
Mon Jun 26 10:41:34 UTC 2017


Patch Set 4:

> > we transmit an empty (all-zero) frame of 23 bytes
 > 
 > Why not dummy frame? Is this per some spec?

The BTS tester devices like CMU-300 specifically state that they expect an all-zero-bit block to detect CRC failures in the uplink decoding happened at the BTS.

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Gerrit-MessageType: comment
Gerrit-Change-Id: Idd07a3f4a88c38398d3e844333c0104e2de23864
Gerrit-PatchSet: 4
Gerrit-Project: osmo-bts
Gerrit-Branch: master
Gerrit-Owner: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: Max <msuraev at sysmocom.de>
Gerrit-HasComments: No



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