[U-Boot-Users] [PATCH] PPC 4xx Start.S: Fix for processor error

Stefan Roese sr at denx.de
Mon Nov 27 16:08:08 CET 2006


Hi Jeff,

On Tuesday 21 November 2006 18:41, Jeff Mann wrote:
> This patch further corrects errata 1.12: 440_33. We came across a
> problem affecting around 20% of 440EPx processors in which it took
> multiple resets to start the processor after a cold power up. In
> resolving the problem, it was discovered that the above mentioned errata
> correction in the startup code in start.S was never reached. This patch
> resolves that problem by moving up the errata correction erlier in the
> code. One of our software engineers hypothesizes that this patch, store
> gathering & broadcast disable, must happen before doing a jump.
>
>
> [PATCH]
>
> Fixed cpu/ppc4xx/start.S for Epx Errata
>
> - further corrects PPC440EPx errata 1.12: 440_33 by moving patch up in
> code
>
> Signed-off-by: Jeff Mann <mannj at embeddedplanet.com>

Applied. Thanks.

Best regards,
Stefan




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