[U-Boot-Users] [PATCH 1/2 v3] PPC4xx: Enable Primordial Stack for 40x and Unify ECC Handling

Stefan Roese sr at denx.de
Tue Jun 3 20:35:18 CEST 2008

On Thursday 22 May 2008, Grant Erickson wrote:
> This patch (Part 1 of 2):
> * Rolls up a suite of changes to enable correct primordial stack and
>   global data handling when the data cache is used for such a purpose
>   for PPC40x-variants (i.e. CFG_INIT_DCACHE_CS).
> * Related to the first, unifies DDR2 SDRAM and ECC initialization by
>   eliminating redundant ECC initialization implementations and moving
>   redundant SDRAM initialization out of board code into shared 4xx
>   code.
> * Enables MCSR visibility on the 405EX(r).
> * Enables the use of the data cache for initial RAM on
>   both AMCC's Kilauea and Makalu and removes a redundant
>   CFG_POST_MEMORY flag from each board's CONFIG_POST value.
>   - Removed, per Stefan Roese's request, defunct memory.c file for
>     Makalu and rolled sdram_init from it into makalu.c.
> With respect to the 4xx DDR initialization and ECC unification, there
> is certainly more work that can and should be done (file renaming,
> etc.). However, that can be handled at a later date on a second or
> third pass. As it stands, this patch moves things forward in an
> incremental yet positive way for those platforms that utilize this
> code and the features associated with it.

Applied to u-boot-ppc4xx repo. Thanks.

Best regards,

DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-0 Fax: +49-8142-66989-80  Email: office at denx.de

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