On Sat, May 05, 2018 at 04:04:08PM -0700, Vagrant Cascadian wrote: > Hello U-Boot. > > 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. > > More detail on the bug report in Debian: > > https://bugs.debian.org/897671 > > We don't carry any patches for the sheevaplug u-boot target in Debian, > so this is likely also an issue upstream. Who are the current > maintainers for sheevaplug in u-boot upstream? > > A brief summary of the current findings: > > On 2018-05-05, Markus Krebs wrote: > > Am 05.05.2018 um 20:36 schrieb Markus Krebs: > >> Am 05.05.2018 um 20:35 schrieb Martin Michlmayr: > >>> * Markus Krebs <markus.kr...@web.de> [2018-05-05 20:32]: > >>>> I got it. Indeed it has to to with the size of u-boot. > >>> > >>> Does it boot? > >>> > >> > >> Yes it does. > > > > ... and no longer so, when I "saveenv" :-( > > > > I downloaded u-boot via git; I guess that the config for u-boot for > > sheevaplug is already broken upstream (in sheevaplug.h): > > > > #define CONFIG_ENV_SIZE 0x20000 /* 128k */ > > #define CONFIG_ENV_ADDR 0x80000 > > #define CONFIG_ENV_OFFSET 0x80000 /* env starts here */ > > > > but the environment shouldn't start at 0x80000 when u-boot.kwb > 524 KB; > > in this case 'saveenv' overwrites u-boot (?). > > Changing 0x80000 to 0xa0000 helps ; I compiled a u-boot.kwb from the > > so-modified sources, and now I can start Debian fine. > > It looks like it was bumped from 0x60000 to 0x80000 in 2014: > > > http://git.denx.de/?p=u-boot.git;a=commit;h=4dfb0e4d3e75763d6fbe8788316bea9ba23e8e01 > > If 0x80000 isn't enough, there might be some features in the config to > experiment with removing, or it may need to be bumped again.
I've added the maintainer to the list as well. I would suggest looking for things to trim out, perhaps CMD_MEMTEST ? Also, a patch to make it a link error when we exceed the size allowed would be great, so that in the future we catch this when it happens. Thanks! -- Tom
signature.asc
Description: PGP signature
_______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
