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Pau Espin Pedrol pespin at sysmocom.deHi, On 8/8/20 3:46 PM, Xaver Zu wrote: > What exactly does a "device backend" mean? > Is it content of osmo-trx/Transceiver52M/device/pciesdr/ or lower layers > (libsdr, kernel drivers or HW)? > This crash happen after device stop - start (caused by cmd PWROFF from > osmo-bts). When I talk about osmo-trx I mean each of osmo-trx-* binaries, which basically differ on the code being taken from a different directory in osmo-trx/Transceiver52M/device/ each. > > PCIESDRDevice.cpp:363 [tid=140137302865664] rc < 0 > <0002> PCIESDRDevice.cpp:364 [tid=140137302865664] Sample buffer: Requested > > I haven't found a working solution yet. Starting the demon again helps. > > I managed to reach an uptime of more than 3 hours with one MS connected. > So I decide push it into gerrit for review > https://gerrit.osmocom.org/c/osmo-trx/+/19548 Thanks, I'll have a look at some point when I find some time. > > Are you considering adding support for floating format samples to the > radio interface? No one is working or planning to work on that as far as I am concerned. > The proprietary libsdr.so library (driver from manufacturer) expects > samples in float format. I have to convert short to float again during > Rx / Tx. > > I received a feedbak from laforge with a request to complete the PCIeSDR > description. Is it possible to create a page on the wiki for this purpose? Sure, ask for permissions to edit the wiki here if you don't have them yet. -- - Pau Espin Pedrol <pespin at sysmocom.de> http://www.sysmocom.de/ ======================================================================= * sysmocom - systems for mobile communications GmbH * Alt-Moabit 93 * 10559 Berlin, Germany * Sitz / Registered office: Berlin, HRB 134158 B * Geschaeftsfuehrer / Managing Director: Harald Welte