[PATCH 11/39] powerpc: endian safe trampoline

Benjamin Herrenschmidt benh at kernel.crashing.org
Sat Dec 28 18:58:29 EST 2013


On Fri, 2013-12-27 at 23:24 -0800, Olof Johansson wrote:
> 
> So, I'm really quite baffled right now. Any ideas would be welcome,
> I'm sort of stumped. In particular since pasemi_defconfig boots fine.

So you are coming in with "good" endian... what if you stick an
isync in there just for fun ? I wonder if it prefetches the "bad"
instructions and somewhat gets itself confused.

Also did you try sticking a b . around 0x700 see if that's where it's
going and what condition gets set ?

Cheers,
Ben.



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