Hi Oleg, I first tried coping files to root partition on another PC, then when that didn't work I tried to boot camera off SD card and copy files over using ssh. That also didn't work.
I must have build master, I will try rocko branch next. Thank you for your support. Kind regards, *Richard Rigby* Software Developer www.redzone.com Ph: +64 9 479 9901 Fax: +64 9 479 9904 13 Tarndale Grove • Albany • Auckland 0632 • New Zealand On 22 March 2018 at 12:56, Oleg <support-list@support.elphel.com> wrote: > Hi, > > I have trying to build the firmware and flash the camera however I have >> not been successful. I build the firmware on my machine and the used the >> web interface to upload the new firmware to the camera, however this >> bricked the camera. Do you have any advice about why this may have happened? >> > > - Did you build master (= jethro) or rocko branch? git clone -b rocko > https://git.elphel.com/Elphel/elphel393.git > <https://git.elphel.com/Elphel/elphel393.git>? > - I'm working with the kernel in rocko plus some application projects > are on their master branches. Can break things from time to time but I > recommend to build the rocko branch for the main project. > - If you have a serial port up you should see at least some output > from u-boot and kernel. > - First try putting your built files on the recovery SD card and boot > from it - > > In elphel393/tools/elphel-tools-update/ there's a write_bootable_mmc.py - > if you used it to write the card then copy it to > elphel393/bootable-images/mmc/ > and run it. > If it boots and works - then flash it from the web interface > > - If you boot from flash - you can only reflash u-boot, device tree > and kernel, but not rootfs (cause it's mounted). To reflash rootfs - boot > from the recovery card and use the web interface. > > > >> I then tried to add extra files onto the SD card, however the camera >> would not boot from SD card after adding extra files. Is it not possible to >> add files to filesystem on the SD card. >> > > It is possible. Did you copy files to the ROOT partition or BOOT? Serial > output would help. > > >> I would like to be able to flash the camera with custom firmware with >> additional services running on the camera. Will this be easy to do? >> > > Brief info: > https://wiki.elphel.com/wiki/Development_for_10393#Applications > > It needs a one time setup. Take/copy 'init' project as an example. After > it's set up there's an extra bitbake task to copy files to the camera - I > boot from SD card for development: > >> $ bitbake somerecipe -c compile -f; bitbake somerecipe -c target_scp -f > > This task requires pwdless access to the camera: ssh-copy-id > root@192.168.0.9 > > If some application already exists in Yocto or OE - you just need to > include it to the list in the elphel393/meta/meta-elphel393/ > recipes-core/images/core-image-elphel393.bb > > Best regards, > Oleg Dzhimiev > Electronics Engineer > phone: +1 801 783 5555 x124 <(801)%20783-5555> > Elphel, Inc. >
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