[U-Boot] Bug#897671: u-boot does not work on sheevaplug

[Vagrant Cascadian]

On 2018-05-08, Vagrant Cascadian wrote:
> On 2018-05-05, Tom Rini wrote:
>> On Sat, May 05, 2018 at 04:04:08PM -0700, Vagrant Cascadian wrote:
>>> Markus Krebs discovered that the sheevaplug target has again grown and
>>> installation overlaps where the u-boot env is saved since u-boot
>>> ~2017.09. Running saveenv overwrites u-boot, and installing u-boot
>>> overwrites any prior environment settings.
...
>> I've added the maintainer to the list as well.  I would suggest looking
>> for things to trim out, perhaps CMD_MEMTEST ?
>
> Thanks for the suggestsions. CMD_MEMTEST wasn't present, but disabling
> EFI_LOADER made u-boot 2018.05 go from 592k down to 548k. There's not a
> *lot* left to disable in the config, but that's a significant start...

And setting SYS_THUMB_BUILD=y as well as disabling EFI_LOADER gets it
down to 432k! Thanks to beeble for the suggestion.

Anyone who has a sheevaplug can test that it actually boots with
CONFIG_SYS_THUMB_BUILD=y enabled?


live well,
  vagrant
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