@Robert - tried it, didn't help... On Tuesday, 11 July 2017 18:15:31 UTC+2, RobertCNelson wrote: > > On Tue, Jul 11, 2017 at 10:57 AM, Igor Jędrzejczak <rog...@gmail.com > <javascript:>> wrote: > > > > Hello! > > > > I'm facing an issue with Beaglebone Black PRU. I have successfully > compiled > > a C program for PRU0 and copied it to /lib/firmware with name > > am335x-pru0-fw. But when I type sudo rmmod pru_rproc and then sudo > modprobe > > pru_rproc I see only that both PRUs have been probed successfully, but > there > > is no sign of firmware being loaded. My program doesn't work at all so > it > > seems it hasn't been loaded... I have no idea why that could be. I'm > coming > > back to PRU programming after a while, so this might be I'm missing > > something, but what is this? > > > > My kernel is 4.9.36 ti rt > > > > Dmesg output: > > [ 361.101046] pru-rproc 4a338000.pru1: pru_rproc_remove: removing rproc > > 4a338000.pru1 > > [ 361.113437] remoteproc remoteproc2: releasing 4a338000.pru1 > > [ 361.113740] pru-rproc 4a334000.pru0: pru_rproc_remove: removing rproc > > 4a334000.pru0 > > [ 361.114703] remoteproc remoteproc1: releasing 4a334000.pru0 > > [ 365.601110] remoteproc remoteproc1: 4a334000.pru0 is available > > [ 365.601329] pru-rproc 4a334000.pru0: PRU rproc node > > /ocp/pruss_soc_bus@4a326000/pruss@4a300000/pru@4a334000 probed > successfully > > [ 365.608375] remoteproc remoteproc2: 4a338000.pru1 is available > > [ 365.608639] pru-rproc 4a338000.pru1: PRU rproc node > > /ocp/pruss_soc_bus@4a326000/pruss@4a300000/pru@4a338000 probed > successfully > > > > > > My uEnv file in /boot: > > uname_r=4.9.36-ti-rt-r45 > > uuid=0e71d59c-6852-49b0-92b3-1769eaed1c2e > > dtb=am335x-boneblack-emmc-overlay.dtb > > it might not see the firmware.. > > sudo update-initramfs -uk `uname -r` > > sudo reboot > > Regards, > > -- > Robert Nelson > https://rcn-ee.com/ >
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