On Tue, Sep 29, 2015 at 5:39 PM, Chris R <[email protected]> wrote: > Hi All, > I needed to modify my MLO and U-boot.img files in order to 1) chage DDR > settings (I am using a different DDR chip than the stock BB chip), and also > to configure autoboot settings. > > I cloned u-boot, changed the settings I needed to change, compiled U-Boot > and copied MLO and U-Boot.img to the correct partition on my bootable MMC > card. > > The BB boots fine from the SD card, with auto-boot configured as I want it > to be, and also the RAM settings are fine. > > However, when I try to clone my image onto the MMC, boot hangs up with the > error shown in the subject line. > > If I clone my image from the SD card to the MMC without my modified U-Boot, > the Beagle Bone works fine. SO, in summary: > > my modified u-boot files work fine when booting from SD card. > > I can clone my SD card to the MMC of the BB an it works fine, using DD from > an image file. > > I can not clone my SD card to the MMC with the modified u-boot files... it > will not boot in that circumstance. > > I have tried running the script located at > https://github.com/RobertCNelson/tools/tree/master/scripts to copy the SD > card to the MMC (errors out with not enough space on device when copying). I > have also tried loading the files through tftpboot, and still get the same > error. I suspect that I have to change some setting in U-boot which has to > do with load addresses, but not sure where/how to do this. > > Any help would be apprectiated! My boot messages are below: > > U-Boot SPL 2015.10-rc3-00297-g1a9c229-dirty (Sep 25 2015 - 18:11:28)
> [ 1.001020] VFS: PARTUUID= is invalid. > [ 1.001020] Expected PARTUUID=<valid-uuid-id>[/PARTNROFF=%d] > [ 1.010925] Disabling rootwait; root= is invalid. So, this is expected... After "2015.10-rc3" u-boot added the partuuid patchset.. I have an idea how to safely use it, but it's untested right now. Just checkout v2015.10-rc3 and make your changes for the moment, don't go beyond it.. Regards, -- Robert Nelson https://rcn-ee.com/ -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
