** Description changed: [Impact] - * Unable to boot into system after upgrade to 4.4.0-1030.37 + * Unable to boot into system after upgrade to 4.4.0-1030.37 [Test Case] - * fresh install ubuntu-16.04.1-preinstalled-server-armhf+raspi2.img.xz + * fresh install ubuntu-16.04.1-preinstalled-server-armhf+raspi2.img.xz - * enable -proposed and 'apt full-upgrade' + * enable -proposed and 'apt full-upgrade' [Regression Potential] - * red led still on, but few green led blinks then stay at the black + * red led still on, but few green led blinks then stay at the black screen(hdmi on) [Other Info] + + * restore the working boot partition backup image could recover the + situation + + [Solution] + + * The latest X/raspi2 kernel in -proposed blows the space the + bootloader reserves for the DTB, making the board unbootable (it only + happens with classic rpi2 images created by the Foundation, Snappy is + fine) + + * Ppa:p-pisati/misc has these 3 new packages that fix it: + + - linux-firmware-raspi2 - contains the latest Broadom fw release, and + upon installation checks that /boot/firmware/config.txt contains the + new DTB memory location, and if not, it does the necessary + modification on behalf of the user - * restore the working boot partition backup image could recover the situation + - flash-kernel - modifies uboot.env to find the DTB in the new memory location + + - uboot - update uboot to work with the new boot firmware (aka skip + serial initialization if already done by the fw), contains the + mkknlimg required when installing a new u-boot binary and correctly + installs the uboot binary in the vfat partition + + [How to test it] + + * Install a fresh foundation image, add my misc ppa and the xenial + -proposed repository, apt-get update && dist-upgrade, once the board + completes the upgrade reboot it.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1636838 Title: Failed to boot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-raspi2/+bug/1636838/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
