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

[Markus Krebs]

Am 08.05.2018 um 22:54 schrieb 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?

I could test it, but I don't know the config-file where I can change 
those options (EFI_LOADER, CONFIG_SYS_THUMB_BUILD).