Booting 2.6.29-rc3 on mpc8661d_hpcn failing

[Martyn Welch]

Benjamin Herrenschmidt wrote:
>>>> commit 64b3d0e8122b422e879b23d42f9e0e8efbbf9744
>>>> Author: Benjamin Herrenschmidt <benh at kernel.crashing.org>
>>>>
>>>>   powerpc/mm: Rework usage of _PAGE_COHERENT/NO_CACHE/GUARDED
>>>>
>>>> I tried reverting it, but as I had kinda thought, that really didn't 
>>>> help.
>>>>
>>>> I'm just recompiling to check that I didn't screw-up during the 
>>>> bisection.
> 
> Is this a chip that must not have M set ? Or something else ? You guys
> have to help if you CC me, I have about 0 idea what a MPC8661d is :-)
> 

Sorry, my fault. It's a Freescale SOC with two e600 cores. Beyond that, I'm afraid I'm a little out of my depth. 

> Also, does 4c456a67f501b8b15542c7c21c28812bf88f484b help ?

I believe that to be included in 2.6.29-rc3 if my (rather rudimentary) git skills haven't let me down? The problem persists in 2.6.29-rc3.

Martyn

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