Re: [PATCH] sparc32: Remove cypress cpu support.

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Hi David,

On Tue, May 15, 2012 at 3:09 PM, David Miller <davem@xxxxxxxxxxxxx> wrote:
>
> It's the one aberration in v8, the only cpu that
> didn't actually have hardware multiply and divide
> instructions.
>
> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
> ---
>
> I'm tempted to push this.

I would be too.

I was thinking of adding a Kconfig variable for Cypress CPU support
since it's status first came up and linking this to the CFLAGS so that
we would only generate v7 code if it's enabled, but I haven't had the
time.

But I suppose that if nobody we know has one, why keep it?

> diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
> index 765b1a5..4875fcd 100644
> --- a/arch/sparc/mm/srmmu.c
> +++ b/arch/sparc/mm/srmmu.c
> @@ -1912,22 +1590,15 @@ static void __init get_srmmu_type(void)
>                        break;
>                case 0:
>                case 2:
> -                       /* Uniprocessor Cypress */
> -                       init_cypress_604();
> -                       break;
>                case 10:
>                case 11:
>                case 12:
> -                       /* _REALLY OLD_ Cypress MP chips... */
>                case 13:
>                case 14:
>                case 15:
> -                       /* MP Cypress mmu/cache-controller */
> -                       init_cypress_605(mod_rev);
> -                       break;
>                default:
> -                       /* Some other Cypress revision, assume a 605. */
> -                       init_cypress_605(mod_rev);
> +                       prom_printf("Sparc-Linux Cypress support does not longer exit.\n");

*exists

Thanks,

-- 
Julian Calaby

Email: julian.calaby@xxxxxxxxx
Profile: http://www.google.com/profiles/julian.calaby/
.Plan: http://sites.google.com/site/juliancalaby/
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