[PATCH 00/10] Fix 8xx MMU/TLB

Joakim Tjernlund joakim.tjernlund at transmode.se
Thu Nov 19 10:05:19 EST 2009


Scott Wood <scottwood at freescale.com> wrote on 18/11/2009 22:58:26:
>
> Joakim Tjernlund wrote:
> > Yeah, those are the ones that will trigger a dcbX TLB fault,
> > copy_tofrom_user would be my guess. Perhaps I missed something
> > in the conversions? That is, maybe some of these routines are plain wrong now for
> > 8xx due to some other bug?
> > A small test program in user space doing some dcbX insn could shed some light?
>
> Sorry, it looks like the rlwimi instruction I gave you was bad.
>
> It should be:
> rlwimi  r11, r10, 12, 0xffc
> instead of:
> rlwimi  r11, r10, 22, 0xffc

ah, great. You have no issues now?

I will fix and resubmit in a day or so.

Rex, were did you go? I have not heard from you for quite some time.

 Jocke



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