[Arm-netbook] EOMA Specification / Documentation Issues

Vincent Legoll vincent.legoll at gmail.com
Mon Sep 26 14:59:54 BST 2016


Hello,

> btw remember that mainline u-boot / kernel *does* actually work...
> with the Revision 2.2 EOMA68-A20 Cards it just only works for about 90
> to 300 seconds and i haven't been able to track down why.

Care to elaborate a bit on that, is there more information somewhere,
a bug report, anything ? I ask because the 300 seconds uptime rings
a bell, maybe not relevant, but suspicious at least. The kernel was
(maybe still is) initializing the timer (if I remember correctly) subsystem
5 minutes before wraparound, just so it is easier to catch bugs, by making
those wraparound bugs easier triggerable...

> there's clearly a bug somewhere around 4.0rc5 to 4.0rc6 which, if
> found, fixed, and patched, would make mainline perfectly acceptable
> for ongoing usage (with the EOMA68-A20).

That should be easy enough to bissect, if you have a reproducer.

-- 
Vincent Legoll



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