[PATCH] ppc44x: support for 256K PAGE_SIZE

Josh Boyer jwboyer at linux.vnet.ibm.com
Sat Oct 20 02:36:34 EST 2007


On Thu, 18 Oct 2007 11:08:19 +0400
Yuri Tikhonov <yur at emcraft.com> wrote:

> 
>  Hello,
> 
>  The following patch adds support for 256KB PAGE_SIZE on ppc44x-based boards. 
> The applications to be run on the kernel with 256KB PAGE_SIZE have to be 
> built using the modified version of binutils, where the MAXPAGESIZE 
> definition is set to 0x40000 (as opposite to standard 0x10000).
> 
>  Signed-off-by: Pavel Kolesnikov <concord at emcraft.com>
>  Acked-by: Yuri Tikhonov <yur at emcraft.com>
> 
> --
> 
> diff --git a/arch/ppc/Kconfig b/arch/ppc/Kconfig
> index c590b18..0ee372d 100644
> --- a/arch/ppc/Kconfig
> +++ b/arch/ppc/Kconfig
> @@ -1223,6 +1223,9 @@ config PPC_PAGE_16K
> 
>  config PPC_PAGE_64K
>  	bool "64 KB" if 44x
> +
> +config PPC_PAGE_256K
> +	bool "256 KB" if 44x
>  endchoice

BTW, what tree did you base this on?  I don't seem to have the
PPC_PAGE_* options in my tree.

josh



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