Hi Gabriele, Thank you for your kind explanations and links, that's great helpful. Will dig further to learn more.
Cheers. - jh On 7/16/19, Gabriele Zampieri <gabbla.mal...@gmail.com> wrote: > Hi JH, > > wks is the extension used by wic to generate different kind of flashable > (partitioned) images. I never used it, but looking around ( > https://www.yoctoproject.org/docs/latest/ref-manual/ref-manual.html#command-bootloader > ) I see two relevant arguments: > > - *--append * > - *--configfile* > > Check them in the link above. > > Here is an example for --append: > https://github.com/openembedded/openembedded-core/blob/master/scripts/lib/wic/canned-wks/directdisk-multi-rootfs.wks#L22 > > Digging a bit deeper it seems that you cannot feed a custom config to uboot > via wic (and again, correct me if I'm wrong), but only for extlinux (see: > https://github.com/openembedded/openembedded-core/blob/master/scripts/lib/wic/plugins/source/bootimg-partition.py#L110 > ) > > I do not have time to replicate your environment, so I'm just giving you > suggestions. > > Best regards, > Gabriele > > Il giorno lun 15 lug 2019 alle ore 14:45 JH <jupiter....@gmail.com> ha > scritto: > >> Thanks Gabriele and Maciej, I use meta-freescale for imx6. The u-boot >> argements seem defined in wks files such as imx-uboot-mxs.wks, >> imx-uboot-bootpart.wks, not quite sure how to extend or overwrite it. >> Sorry still learning the Yocto. >> >> Thank you. >> >> Kind regards, >> >> - jh >> >> On 7/15/19, Gabriele Zampieri <gabbla.mal...@gmail.com> wrote: >> > Yes, thanks Maciej for pointing that out! It may be a good starting >> > point >> > for JH. >> > >> > Gabriele >> > >> > Il giorno lun 15 lug 2019 alle ore 10:29 Maciej Pijanowski < >> > maciej.pijanow...@3mdeb.com> ha scritto: >> > >> >> >> >> On 15.07.2019 08:45, Gabriele Zampieri wrote: >> >> >> >> Hi, >> >> >> >> as far as I know, there is no mechanism to add custom bootargs and/or >> >> bootcmd to uboot via Yocto (correct me if I'm wrong). I usually patch >> the >> >> upstream uboot to achieve this task. >> >> >> >> I also haven't heard of any standardized way. It may depend on the >> target >> >> hardware >> >> and the BSP layer you are using. Apart from patching the U-Boot, there >> >> also might >> >> be boot.cmd script to modify or the config.txt in case of the RPI, for >> >> example. >> >> >> >> >> >> Best regards, >> >> Gabriele >> >> >> >> Il giorno lun 8 lug 2019 alle ore 22:43 JH <jupiter....@gmail.com> ha >> >> scritto: >> >> >> >>> Hi, >> >>> >> >>> Which Yocto files and which statement can I add my own U-Boot >> >>> bootargs >> >>> and bootcmd? >> >>> >> >>> Thank you. >> >>> >> >>> - jupiter >> >>> -- >> >>> _______________________________________________ >> >>> yocto mailing list >> >>> yocto@yoctoproject.org >> >>> https://lists.yoctoproject.org/listinfo/yocto >> >>> >> >> >> >> -- >> >> Maciej Pijanowski >> >> Embedded Systems Engineerhttps://3mdeb.com | @3mdeb_com >> >> >> >> -- >> >> _______________________________________________ >> >> yocto mailing list >> >> yocto@yoctoproject.org >> >> https://lists.yoctoproject.org/listinfo/yocto >> >> >> > >> > -- _______________________________________________ yocto mailing list yocto@yoctoproject.org https://lists.yoctoproject.org/listinfo/yocto