Issues to boot snappy on the beaglebone black

[Sujeevan (svij) Vijayakumaran]

Hi,

it's revision A5C.

-- svij

Am 18.05.2015 um 10:08 schrieb Alexander Sack:
> Hi,
> 
> what beaglebone revision are you using?
> 
> On Sat, May 16, 2015 at 12:52 PM, Sujeevan Vijayakumaran
> <svij at ubuntu.com> wrote:
>> Hey all,
>>
>> I tried to boot snappy on the beaglebone black and I had a few issues,
>> which I resolved, but I don't know why and where the exact problem is.
>>
>> I followed the installation guide for the beaglebone black[1]. I did this:
>>
>> $ wget http://releases.ubuntu.com/15.04/ubuntu-15.04-snappy-armhf-bb.img.xz
>> $ unxz ubuntu-15.04-snappy-armhf-bb.img.xz
>> $ sudo dd if=ubuntu-15.04-snappy-armhf-bbb.img of=/dev/mmcblk0 bs=32M
>>
>> This was fine so far.
>>
>> Then I inserted the micro sd card to the BBB, pressed the S2-Boot-Button
>> and connected the power. This is the output on the serial console:
>> http://paste.ubuntu.com/11163808/
>>
>> Then I tried booting without pressing the boot-button:
>> http://paste.ubuntu.com/11163841/
>>
>> Both variants aren't booting, so I found the solution here[2]:
>>
>> I've mounted the system-boot partition of the micro SD card on my laptop
>> and edited uEnv.txt. I've changed the following line from:
>>
>> uenvcmd=load mmc ${bootpart} ${loadaddr} snappy-system.txt; env import
>> -t $loadaddr $filesize; run snappy_boot
>>
>> to:
>>
>> uenvcmd=load mmc ${mmcdev}:${mmcpart} ${loadaddr} snappy-system.txt; env
>> import -t $loadaddr $filesize; run snappy_boot
>>
>> Next step: booting without pressing the boot-button (like the docs
>> says): http://paste.ubuntu.com/11163853/
>>
>> Final step:
>> Booting the device with pressing the boot-button. It worked on this point.
>>
>> I don't know what the exact problem of my issue is. I've fixed it, but I
>> don't think this is an intentional behaviour. Anyway I think, that the
>> image should work on my beaglebone without modifying the uEnv.txt.
>>
>> -- Sujeevan (svij)
>>
>> [1] https://developer.ubuntu.com/en/snappy/start/
>> [2]
>> https://askubuntu.com/questions/576227/ubuntu-core-webdm-alpha-for-beaglebone-black-not-booting
>>
>> --
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