[PATCH 7/7] powerpc/e5500: set MMU_FTR_USE_PAIRED_MAS

Benjamin Herrenschmidt benh at kernel.crashing.org
Thu May 19 07:38:19 EST 2011


On Wed, 2011-05-18 at 16:05 -0500, Scott Wood wrote:
> Signed-off-by: Scott Wood <scottwood at freescale.com>
> ---
> Is there any 64-bit book3e chip that doesn't support this?  It
> doesn't appear to be optional in the ISA.

Not afaik.

Cheers,
Ben.

>  arch/powerpc/kernel/cputable.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
> index 34d2722..a3b8eeb 100644
> --- a/arch/powerpc/kernel/cputable.c
> +++ b/arch/powerpc/kernel/cputable.c
> @@ -1981,7 +1981,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
>  		.cpu_features		= CPU_FTRS_E5500,
>  		.cpu_user_features	= COMMON_USER_BOOKE,
>  		.mmu_features		= MMU_FTR_TYPE_FSL_E | MMU_FTR_BIG_PHYS |
> -			MMU_FTR_USE_TLBILX,
> +			MMU_FTR_USE_TLBILX | MMU_FTR_USE_PAIRED_MAS,
>  		.icache_bsize		= 64,
>  		.dcache_bsize		= 64,
>  		.num_pmcs		= 4,




More information about the Linuxppc-dev mailing list