Heiko Schocher wrote on 2011/01/21 07:53:02:
> Hello Joakim,
>
> Joakim Tjernlund wrote:
> >> Sent by:
> >> linuxppc-dev-bounces+joakim.tjernlund=transmode...@lists.ozlabs.org
> >>
> >> Rafael Beims wrote on 2011/01/10 17:35:38:
> Once you have tested it and it works, please send a patch to
Hello Joakim,
Joakim Tjernlund wrote:
>> Sent by: linuxppc-dev-bounces+joakim.tjernlund=transmode...@lists.ozlabs.org
>>
>> Rafael Beims wrote on 2011/01/10 17:35:38:
Once you have tested it and it works, please send a patch to remove the
8xx workaround.
Make sure Scott is cc:ed
>
> Sent by: linuxppc-dev-bounces+joakim.tjernlund=transmode...@lists.ozlabs.org
>
> Rafael Beims wrote on 2011/01/10 17:35:38:
> > >
> > > Once you have tested it and it works, please send a patch to remove the
> > > 8xx workaround.
> > > Make sure Scott is cc:ed
> > >
> > >
> >
> > I tested linux
Rafael Beims wrote on 2011/01/10 17:35:38:
> >
> > Once you have tested it and it works, please send a patch to remove the 8xx
> > workaround.
> > Make sure Scott is cc:ed
> >
> >
>
> I tested linux-2.6.33 on my ppc880 board today, and even without the
> slowdown.patch applied, the board runs pro
>
> Once you have tested it and it works, please send a patch to remove the 8xx
> workaround.
> Make sure Scott is cc:ed
>
>
I tested linux-2.6.33 on my ppc880 board today, and even without the
slowdown.patch applied, the board runs processes with good
performance.
It really seems that the proble
Rafael Beims wrote on 2011/01/07 11:00:56:
>
> On Thu, Jan 6, 2011 at 2:52 PM, Joakim Tjernlund
> wrote:
>
> >
> > The 8xx tlbil_va should not be needed in recent 2.6 after I fixed the 8xx
> > TLB code
> > to workaround the dcbst bug there instead. See
> > http://git.kernel.org/?p=linux/kernel/g
On Thu, Jan 6, 2011 at 2:52 PM, Joakim Tjernlund
wrote:
>
> The 8xx tlbil_va should not be needed in recent 2.6 after I fixed the 8xx TLB
> code
> to workaround the dcbst bug there instead. See
> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=0a2ab51ffb8dfdf51402
>>> + /* On 8xx, cache control instructions (particularly
>>> + * "dcbst" from flush_dcache_icache) fault as write
>>> + * operation if there is an unpopulated TLB entry
>>> + * for the address in question. To workaround that,
>>> + * we invalidate the TLB here, thus avoiding dcbst
>>> +
Hi
On 01/06/2011 12:42 AM, Scott Wood wrote:
On Wed, 5 Jan 2011 19:23:33 +0100
michael wrote:
diff --git a/arch/powerpc/include/asm/pte-8xx.h
b/arch/powerpc/include/asm/pte-8xx.h
index dd5ea95..cb67076 100644
--- a/arch/powerpc/include/asm/pte-8xx.h
+++ b/arch/powerpc/include/asm/pte-8xx.h
@
On Wed, 5 Jan 2011 19:23:33 +0100
michael wrote:
> diff --git a/arch/powerpc/include/asm/pte-8xx.h
> b/arch/powerpc/include/asm/pte-8xx.h
> index dd5ea95..cb67076 100644
> --- a/arch/powerpc/include/asm/pte-8xx.h
> +++ b/arch/powerpc/include/asm/pte-8xx.h
> @@ -32,7 +32,7 @@
> #define _PAGE_FIL
Hi
On 01/05/2011 07:09 PM, Rafael Beims wrote:
Hello all,
I'm working with an MPC880 board that is supposed to run linux-2.6.32. After
some work, I could get the kernel up and running, mounting a rootfs via
NFS.
The problem that I'm facing now is that when I try to run any process (may
be an ls,
I forgot to copy the list, sorry...
-- Forwarded message --
From: Rafael Beims
Date: Wed, Jan 5, 2011 at 4:43 PM
Subject: Re: mpc880 linux-2.6.32 slow running processes
To: michael
Wow! That was fast!
I applied the patch and it worked very well. Now I can use the commands
Hi
On 01/05/2011 07:35 PM, Wolfgang Denk wrote:
Dear Rafael Beims,
In message you
wrote:
I'm working with an MPC880 board that is supposed to run linux-2.6.32. After
some work, I could get the kernel up and running, mounting a rootfs via
NFS.
2.6.32 is pretty old. Is there any specific rea
Hi
On 01/05/2011 07:43 PM, Rafael Beims wrote:
Wow! That was fast!
I applied the patch and it worked very well. Now I can use the commands
normally.
I will be doing more tests in the next days, but it seems that my problem is
solved.
Is this patch already mainstream in newer kernel versions?
Hello Mr. Denk
As I already posted, the patch that was posted before seems to have
solved the problem. Anyway, some answers follow:
On Wed, Jan 5, 2011 at 4:35 PM, Wolfgang Denk wrote:
>
> Dear Rafael Beims,
>
> In message you
> wrote:
> >
> > I'm working with an MPC880 board that is supposed
Dear Rafael Beims,
In message you
wrote:
>
> I'm working with an MPC880 board that is supposed to run linux-2.6.32. After
> some work, I could get the kernel up and running, mounting a rootfs via
> NFS.
2.6.32 is pretty old. Is there any specific reason for not using a
recent kernel version?
Hello all,
I'm working with an MPC880 board that is supposed to run linux-2.6.32. After
some work, I could get the kernel up and running, mounting a rootfs via
NFS.
The problem that I'm facing now is that when I try to run any process (may
be an ls, cat, or whatever), the response of the process is
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