[PATCH] spufs-prevent-sdr1-access

[Michael Ellerman]

On Thu, 26 Jan 2006 07:25, Geoff Levand wrote:
> diff -uprN linux-2.6.15+spufs/arch/powerpc/platforms/cell/spu_base.c
> linux-2.6.15+spufs.mod/arch/powerpc/platforms/cell/spu_base.c ---
> linux-2.6.15+spufs/arch/powerpc/platforms/cell/spu_base.c	2006-01-18
> 20:46:38.000000000 +0900 +++
> linux-2.6.15+spufs.mod/arch/powerpc/platforms/cell/spu_base.c	2006-01-20
> 17:18:41.000000000 +0900 @@ -626,7 +626,8 @@ static int __init
> create_spu(struct devi
>  	spu->dsisr = 0UL;
>  	spin_lock_init(&spu->register_lock);
>
> -	spu_mfc_sdr_set(spu, mfspr(SPRN_SDR1));
> +	if (!platform_is_lpar())
> +		spu_mfc_sdr_set(spu, mfspr(SPRN_SDR1));
>  	spu_mfc_sr1_set(spu, 0x33);
>
>  	spu->ibox_callback = NULL;

Unfortunately (for you :) we just removed platform_is_lpar(), instead you 
should use firmware_has_feature(FW_FEATURE_LPAR).

cheers

-- 
Michael Ellerman
IBM OzLabs

email: michael:ellerman.id.au
inmsg: mpe:jabber.org
wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)

We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 189 bytes
Desc: not available
Url : http://ozlabs.org/pipermail/linuxppc64-dev/attachments/20060126/13c941a9/attachment.pgp