#!/bin/bash

# Reset values to default for a given device.
reset_default_values() {
    local device="$1"
    sdparm --flexible -6 -v -S -p po --set=STANDBY_Y=0 $device
    sdparm --flexible -6 -v -S -p po --set=STANDBY_Z=0 $device
    sdparm --flexible -6 -v -S -p po --set=IDLE_C=0 $device
    sdparm --flexible -6 -v -S -p po --set=IDLE_B=1 $device
    sdparm --flexible -6 -v -S -p po --set=IDLE_A=1 $device
    sdparm --flexible -6 -v -S -p po --set=IACT=20 $device
    sdparm --flexible -6 -v -S -p po --set=SZCT=0 $device
    sdparm --flexible -6 -v -S -p po --set=IBCT=6000 $device
    sdparm --flexible -6 -v -S -p po --set=ICCT=0 $device
    sdparm --flexible -6 -v -S -p po --set=SYCT=0 $device
}

# Loop through each disk device passed as a parameter, reset default values, and display updated values.
for device_path in "$@"; do
    reset_default_values "$device_path"
    echo "Default values set for device $device_path:"
    sdparm --flexible -6 -p po -l $device_path
done