[U-Boot] [PATCH v2] ppc4xx: Changed 460EX/GT OCM TLB and internal SRAM initialization

Stefan Roese sr at denx.de
Fri Nov 21 11:06:46 CET 2008


On Thursday 20 November 2008, Dave Mitchell wrote:
> Expanded OCM TLB to allow access to 64K OCM as well as 256K of
> internal SRAM.
>
> Adjusted internal SRAM initialization to match updated user
> manual recommendation.
>
> OCM & ISRAM are now mapped as follows:
>         physical        virtual         size
> ISRAM   0x4_0000_0000   0xE300_0000     256k
> OCM     0x4_0004_0000   0xE304_0000     64k
>
> A single TLB was used for this mapping.
>
> Signed-off-by: Dave Mitchell <dmitch71 at gmail.com>

I changed CFG_OCM_BASE to CONFIG_SYS_OCM_BASE manually.

Applied to 4xx/master. Thanks.

Best regards,
Stefan

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