Add incomplete TDP script

tdp

@@ -0,0 +1,119 @@
+#! /usr/bin/bash
+
+# Set up help text
+command_name=$(basename $0)
+help_text="${command_name}: GDP Win 3 TDP management script
+
+This script checks and sets the TDP using intel_rapl
+
+Usage:
+  ${command_name} COMMAND [ARGUMENTS]
+
+Command:
+  check [ARG]      Checks current TDP and prints it in watts
+  set WATT         Setts TDP to the requested number in watts
+  help             Prints this help text
+  COMMAND help     Prints help for specified command"
+
+check_help_text="${command_name} check [ARG]
+
+Example:
+  ${command_name} check --detail
+
+Arguments:
+  --detail, -d     Prints PL2 as well as PL1
+  --help           Prints this help text"
+
+set_help_text="${command_name} set WATT
+
+Example:
+  ${command_name} set 15
+
+Arguments:
+  --help           Prints this help text"
+
+print_help () {
+  case $1 in
+    "check")
+      echo "$check_help_text"
+      ;;
+    "set")
+      echo "$set_help_text"
+      ;;
+    *)
+      echo "$help_text"
+      ;;
+  esac
+}
+
+print_unknown () {
+  echo "Unknown command or incorrect arguments.
+  Try \"${command_name} help\" or \"${command_name} COMMAND --help\""
+}
+# End of help text
+
+# Retrieves current TDP and prints it
+check_tdp () {
+  if [ "$1" == "--detail" ] || [ "$1" == "-d" ]; then
+      echo "Placeholder"
+      echo "Extra placeholder"
+
+  elif [ -z "$1" ]; then
+      echo "Placeholder"
+
+  elif [ "$1" == "--help" ]; then
+    print_help "check"
+
+  else
+    print_unknown
+  fi
+}
+
+# Sets TDP to number provided as first argument
+set_tdp () {
+  if [ -z "$1" ]; then
+    print_unknown
+    exit
+  elif [ "$1" == "--help" ]; then
+    print_help "set"
+    exit
+  fi
+
+  if ! [[ $1 =~ ^-?[0-9]+$ ]]; then
+    echo "TDP must be a plain number!)"
+  elif [[ ! "$@" == *"--force"* ]] || [ $1 -lt 8 ] || [ $1 -gt 28 ]; then
+    echo "TDP too high or low, should be between 8W and 28W"
+  else
+    #PL1
+    local watts=$1
+    local uwatts=$(expr $watts '*' 1000000)
+
+    #PL2
+    local watts2=$(expr $watts + 2)
+    local uwatts2=$(expr $watts2 '*' 1000000)
+
+    echo $uwatts
+    echo "PL1 is now ${watts}W (Long-term)"
+    echo "PL2 is now ${watts2}W (Short-term)"
+  fi
+}
+
+# Command handler
+case $1 in
+
+  "check")
+    check_tdp "${@:2}"
+    ;;
+
+  "set")
+    set_tdp "${@:2}"
+    ;;
+
+  "help")
+    print_help
+    ;;
+
+  *)
+    print_unknown
+    ;;
+esac