Re: [PATCH] - SN support for older versions of PROM

From: Robin Holt <holt_at_sgi.com>
Date: 2005-11-19 02:51:50
Jack,

Is that really necessary?  The newer PROMs have other important
fixes.  They are available from supportfolio for free download
(Given with an annoying registration).  Why not just have people
upgrade.

I realize I am being a little unreasonable, but...

On Fri, Nov 18, 2005 at 09:19:11AM -0600, Jack Steiner wrote:
> 
> Add support for old versions of SN PROMs. Eventually this
> support will be deleted but it is useful right now to continue 
> supporting older PROMs.
> 
> (The support for older PROMs use to be in the tree. It was 
> deleted by accident).
> 
> 	Signed-off-by: Jack Steiner <steiner@sgi.com>
> 
> 
> Index: linux/include/asm/sn/sn_sal.h
> ===================================================================
> --- linux.orig/include/asm/sn/sn_sal.h	2005-11-17 22:38:30.741828181 -0600
> +++ linux/include/asm/sn/sn_sal.h	2005-11-18 09:06:12.328192683 -0600
> @@ -1018,6 +1018,24 @@ ia64_sn_get_sn_info(int fc, u8 *shubtype
>  	ret_stuff.v2 = 0;
>  	SAL_CALL_NOLOCK(ret_stuff, SN_SAL_GET_SN_INFO, fc, 0, 0, 0, 0, 0, 0);
>  
> +/***** BEGIN HACK - temp til old proms no longer supported ********/
> +	if (ret_stuff.status == SALRET_NOT_IMPLEMENTED) {
> +		int nasid = get_sapicid() & 0xfff;;
> +#define SH_SHUB_ID_NODES_PER_BIT_MASK 0x001f000000000000UL                                               

Trailing whitespace!
> +#define SH_SHUB_ID_NODES_PER_BIT_SHFT 48                                                               

Trailing whitespace!
> +		if (shubtype) *shubtype = 0;
> +		if (nasid_bitmask) *nasid_bitmask = 0x7ff;
> +		if (nasid_shift) *nasid_shift = 38;
> +		if (systemsize) *systemsize = 10;
> +		if (sharing_domain_size) *sharing_domain_size = 8;
> +		if (partid) *partid = sn_partition_serial_number;
> +		if (coher) *coher = nasid >> 9;
> +		if (reg) *reg = (HUB_L((u64 *) LOCAL_MMR_ADDR(SH1_SHUB_ID)) & 

Trailing whitespace!
> +				 SH_SHUB_ID_NODES_PER_BIT_MASK) >> SH_SHUB_ID_NODES_PER_BIT_SHFT;
> +		return 0;
> +	}
> +/***** END HACK *******/
> +
>  	if (ret_stuff.status < 0)
>  		return ret_stuff.status;
>  


Thanks,
Robin
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Received on Sat Nov 19 02:52:35 2005

This archive was generated by hypermail 2.1.8 : 2005-11-19 02:52:41 EST