#!/bin/bash
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# Copyright (c) 2015, Intel Corporation
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# [ICS VERSION STRING: @(#) ./bin/opahfirev 10_0_0_0_435 [11/20/15 22:19]

Usage()
{
	cat <<EOF >&2
This scans the system and reports hardware and firmware information about
all the HFIs in the system.
EOF
	exit 2
}

verbose=n
while getopts v param
do
	case $param in
	v)	verbose=y;;
	?)	Usage;;
	esac
done
shift $((OPTIND -1))
if [ $# -ge 1 ]
then
	Usage
fi

# used to be:
# when output was:
# hfis=`/sbin/lspci | egrep -i 'InfiniBand' | grep -vi bridge | cut -d\  -f1`
# 83:00.0 InfiniBand: QLogic Corp. IBA7322 QDR InfiniBand HFI (rev 02)
# now output is either:
# 83:00.0 InfiniBand: Intel Corporation Device 24f0
# 83:00.0 Network controller: Intel Corporation Device 24f0
hfis=`/sbin/lspci | egrep -wi 'InfiniBand|Intel Corporation Device 24f0' | grep -vi bridge | cut -d\  -f1`

if [ -z "$hfis" ]
then 
	echo "No HFIs found."
else
	for hfi in $hfis
	do
		echo "######################"
		echo `hostname` " - HFI $hfi"
		# prepend to pci address as needed
		if [ -e "/sys/bus/pci/drivers/ib_wfr_lite/0000:$hfi" ]
		then
			hfi_pci="0000:$hfi"
			#dir=/sys/bus/pci/drivers/ib_wfr_lite/$hfi_pci
			dir=/sys/class/infiniband
			instance=$(cd $dir; echo wfr_lite[0-9]*)
		elif [ -e "/sys/bus/pci/drivers/hfi1/0000:$hfi" ]
		then
			hfi_pci="0000:$hfi"
			dir=/sys/class/infiniband
			instance=$(cd $dir; echo hfi1_[0-9]*)
		fi

		if [ -e "/sys/class/infiniband/$instance" ]
		then
			dir=/sys/class/infiniband/$instance
			eval 2>/dev/null read boardver < $dir/boardversion
			eval 2>/dev/null read serial < $dir/serial
			eval 2>/dev/null read localbus_info < $dir/localbus_info
			eval 2>/dev/null read guid < $dir/node_guid
			echo "Board: $boardver"
			echo "SN:    $serial"
			echo "Bus:   $localbus_info"
			echo "GUID:  $guid"
		fi

		echo "######################"
	done
fi
