#!/bin/bash

. /tmp/cmdline
. /usr/bin/i2csetup

if [ ${1} ]; then
    I2CCONFIGBUS=${1}
fi

if [ ${2} ]; then
    I2CCONFIGADDRESS=${2}
fi

if [ ${3} ]; then
    let offset=(${3}*32)
else
    let offset=0
fi

if [ -z "$(which i2cutil)" ] ; then
    echo "i2crdtype: i2cutil not found"
    exit 1
else
    #read only first card found
    for BUS in ${I2CCONFIGBUS};do 
        temp=$(i2cutil -y -r ${BUS} ${I2CCONFIGADDRESS} ${offset} bl)
        rc=$?
        t=$(printf "%08x" ${temp})
        TYPE=${t:4:2}
        if [ ${TYPE} = '04' -a ${ismgb} = '1' ] ; then #thats a device eeprom maybe SMBUS missing --> check for MGB
            t="00000302"
        fi
        echo ${t:4:2}
    done
fi
