Re: [Powerpc-utils-devel] [PATCH] ofpathname: Correct SAS device naming for some sas devices

[Nathan F. <nf...@au...>]

Applied.

-Nathan

Nathan Fontenot wrote:
> For certain SAS devices we need to grab the sas address from sysfs
> sas_device information instead of using the LUN to calculate the
> sas address for the adapter.
> 
> Signed-off-by: Nathan Fontenot <nf...@au...>
> ---
> 
> Index: powerpc-utils/scripts/ofpathname
> ===================================================================
> --- powerpc-utils.orig/scripts/ofpathname	2009-11-11 11:01:21.000000000 -0600
> +++ powerpc-utils/scripts/ofpathname	2009-11-12 10:38:40.000000000 -0600
> @@ -510,15 +510,27 @@
>                  OF_PATH=$OF_PATH/disk\@$vdiskno
>          fi
>      elif [[ -d /proc/device-tree$OF_PATH/sas ]]; then
> -        local B T L
> -        B=`echo $BUS | tr "[a-z]" "[A-Z]"`
> -        B=`echo "ibase=16;obase=A; $B" | bc`
> -        T=`echo $ID | tr "[a-z]" "[A-Z]"`
> -        T=`echo "ibase=16;obase=A; $T" | bc`
> -        L=`echo $LUN | tr "[a-z]" "[A-Z]"`
> -        L=`echo "ibase=16;obase=A; $L" | bc`
> +        local vendor_id sas_id
> +
> +	vendor_id=`od -tx /proc/device-tree/$OF_PATH/vendor-id`
> +	vendor_id=`echo $vendor_id | cut -d " " -f 2`
> +	if [[ $vendor_id = "00001000" ]]; then
> +	    local dev_id
> +	    goto_dir $device_path "sas_end_device*"
> +	    dev_id=${PWD##*-}
> +	    sas_id=`cat /sys/class/sas_device/end_device-$dev_id/sas_address`
> +	else
> +            local B T L
> +            B=`echo $BUS | tr "[a-z]" "[A-Z]"`
> +            B=`echo "ibase=16;obase=A; $B" | bc`
> +            T=`echo $ID | tr "[a-z]" "[A-Z]"`
> +            T=`echo "ibase=16;obase=A; $T" | bc`
> +            L=`echo $LUN | tr "[a-z]" "[A-Z]"`
> +            L=`echo "ibase=16;obase=A; $L" | bc`
> +
> +	    sas_id=$(( ($B << 16) | ($T << 8) | $L ))
> +	fi
>  
> -	local sas_id=$(( ($B << 16) | ($T << 8) | $L ))
>  	OF_PATH=$(printf "%s/sas/disk@%x" $OF_PATH $sas_id)
>          if [[ $LUN != "0" ]]; then
>              OF_PATH=$(printf "%s,%x" $OF_PATH $LUN)
> 
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