cpu_freq="$(expr $(vcgencmd measure_clock arm | awk -F '=' '{print $2}') / 1000000)Mhz" elif grep -q "bcm53xx" "/etc/openwrt_release"; then cpu_freq="$(nvram get clkfreq | awk -F ',' '{print $1}')MHz" elif grep -q "mvebu" "/etc/openwrt_release"; then cpu_fre...