[U-Boot] [PATCH] katmai: change default config

[Stefan Roese]

On Friday 14 November 2008, Yuri Tikhonov wrote:
>  Hello,
>

Please remove this "Hello," from the commit text next time.

>  This patch enables support for EXT2, and increases the
> CONFIG_SYS_BOOTMAPSZ size for the default configuration
> of the katmai boards to use them as the RAID-reference
> AMCC setups.
>
>  EXT2 enabling allows one to boot kernels from the EXT2
> formatted Compact Flash cards.
>
>  CONFIG_SYS_BOOTMAPSZ increasing allows one to boot the
> Linux kernels, which use PAGE_SIZE of 256KB. Otherwise,
> the memory area with DTB file (which is placed at the
> end of the bootmap area) will turn out to be overlapped
> with the BSS segment of the 256KB kernel, and zeroed
> in early_init() of Linux.
>
>  Actually, increasing of the bootmap size could be done
> via setting of the bootm_size U-Boot variable, but it looks
> like the current U-Boot implementation have some bootm_size-
> related functionality lost. In many places through the U-Boot
> code the CONFIG_SYS_BOOTMAPSZ definition is used directly
> (instead of trying to read the corresponding value from the
> environment). The same is truth for the boot_jump_linux()
> function in lib_ppc/bootm.c, where U-Boot transfers control
> to Linux passing the CONFIG_SYS_BOOTMAPSZ (not bootm_size)
> value to the booting kernel.
>
> Signed-off-by: Yuri Tikhonov <yur at emcraft.com>
> Signed-off-by: Ilya Yanok <yanok at emcraft.com>

Applied to 4xx/master. Thanks.

Best regards,
Stefan

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