From mboxrd@z Thu Jan  1 00:00:00 1970
From: Larry Johnson <lrj@arlinx.com>
Date: Sat, 22 Dec 2007 14:38:18 -0500
Subject: [U-Boot-Users] Problem with cache diag on sequoia board in
 PPC4xx branch for-1.3.2
In-Reply-To: <200712221223.18347.sr@denx.de>
References: <476AED48.9060303@arlinx.com> <200712220856.05521.sr@denx.de>
	<200712221223.18347.sr@denx.de>
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To: u-boot@lists.denx.de

Stefan Roese wrote:
> On Saturday 22 December 2007, Stefan Roese wrote:
>>> In testing my merge of Korat PPC440EPx board support into PPC4xx branch
>>> "for-1.3.2", I found problem with the "DIAG RUN CACHE" command.  The
>>> same problem occurs in the latest for-1.3.2 code for sequoia.  Here is a
>>> copy of the console output showing what happens:
>> Thanks for reporting. I'll try to take a look at it in the next days. But I
>> have no problems at all, if you provide a patch to fix it. ;)
> 
> OK, I found the problem and fixed in the for-1.3.2 branch:
> 
> commit 8092791c5d959e89f9bc4ed0ff880c3509da743f
> Author: Stefan Roese <sr@denx.de>
> Date:   Sat Dec 22 12:18:26 2007 +0100
> 
>     ppc4xx: Fix problem in 44x cache POST routine
> 
>     As repoted by Larry Johnson, running "diag run cache" caused a crash
>     in U-Boot. This problem was introduced by a patch that removed the
>     TLB entry for the cache test after the test has completed. Since this
>     TLB was only setup once, a 2nd attempt to run this cache test
>     failed with a crash. Now this TLB entry is created every time the
>     routine is called.
> 
>     Signed-off-by: Stefan Roese <sr@denx.de>
> 
> [snip]

This fixes the problem on Korat as well.  Thanks!

Best regards,
Larry