Re: [PATCH 3/16] Kconfig update for lemote fulong mini-PC

[Ralf Baechle <ralf@linux-mips.org>]

On Sun, Apr 15, 2007 at 11:25:52PM +0800, tiansm@lemote.com wrote:

> @@ -1681,6 +1712,13 @@ config CPU_HAS_SMARTMIPS
>  config CPU_HAS_WB
>       bool
>  
> +config 64BIT_CONTEXT
> +     bool "Save 64bit integer registers" if CPU_LOONGSON2 && 32BIT
> +     help
> +       Loongson2 CPU is 64bit , when used in 32BIT mode, its integer 
> registers
> +       can still be accessed as 64bit, mainly for multimedia instructions. 
> We must have
> +       all 64bit save/restored to make sure those instructions to get 
> correct result.
> +

Is there anything in implementation of this option Loongson2-specific?
If not then I suggest we make this option loook like:

   bool "Save 64bit integer registers" if CPU_SUPPORTS_64BIT_KERNEL && 32BIT

Somebody else might have a use for it!

  Ralf