[Dragonboard410c] Ubuntu OS Build Issues, and Support

Paolo Pisati paolo.pisati at canonical.com
Mon Mar 6 17:16:57 UTC 2017

Here is the Xenial kernel src tree, checkout the snapdragon branch:


it already contains a snapcraft.yaml so you can generate a working
kernel snap (though the firmware files are missing here).

On Sat, Mar 4, 2017 at 2:55 PM, Sunny Bhayani
<sunny.bhayani at einfochips.com> wrote:
> Hi Oliver,
> Thank you for your reply.
>> hi,
>> Am Dienstag, den 28.02.2017, 13:03 +0000 schrieb Sunny Bhayani:
>> >
>> > But when we boot the kernel, we are getting stuck in kernel boot. It
>> > seems the kernel is not getting the initrd. The bootlogs are
>> > at: http://pastebin.com/eF2sCiyJ
>> >
>> looks fine to me
>> ...
>> reading 96boards-kernel_x1.snap/initrd.img
>> 4821121 bytes read in 1315 ms (3.5 MiB/s)
>> ...
>> Unpacking initramfs...
>> Freeing initrd memory: 4708K (ffffffc004000000 - ffffffc004499000)
>> ...
>> do you have a screen attached on HDMI ?
> We tried both: attaching HDMI Display on cold boot and cold boot without the
> HDMI out. But nothing comes on the display.
> We tried on two different HDMI Displays.
>> the kernel command line has:
>> ... console=ttyMSM0,115200n8 console=tty0 ...
>> which means that after firing up the kernel with serial console the
>> system will switch to tty0 for any further boot output.
>> (if everything works you should get a "please press enter" message
>> after a while on serial though)
> We waited for more than 30 minutes, but no message comes.
> We have a question. In earlier reply, Paolo told that over kernel is not
> xenial
> kernel.
> So is there a way, wherein you can point us to the kernel where the
> Dragonboard
> prebuilt images where built from, so that we can at least get to a point of
> the
> already released prebuilt images, and proceed further.
> Awaiting your reply.
> Thanks,
> Sunny
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