#!/bin/bash
# This script should contain the command(s) necessary to switch on the
# nVidia card.
# This is a template script.
#
# Please note that the acpi_call module is need for these operations:
# http://linux-hybrid-graphics.blogspot.com/2010/07/using-acpicall-module-to-switch-onoff.html

modprobe acpi_call
if ! lsmod | grep -q acpi_call; then
   echo "Error: acpi_call module not loaded"
   exit
fi

acpi_call () {
   echo "$*" > /proc/acpi/call
   result=$(cat /proc/acpi/call)
   case "$result" in
    Error*)
     echo "Enabling nVidia card failed ($result)."
     ;;
    *)
     echo "Enabling nVidia card succeeded."
    ;;
   esac
}

echo -n "Doing ACPI calls..."

#INSERTPOWERON
#echo _ON $(acpi_call "\_SB.PCI0.PEG0.PEGP._ON")
log=$(acpi_call "\_SB.PCI0.PEG0.PEGP._DSM {0xF8,0xD8,0x86,0xA4,0xDA,0x0B,0x1B,0x47,0xA7,0x2B,0x60,0x42,0xA6,0xB5,0xBE,0xE0} 0x100 0x1A {0x1,0x0,0x0,0x3}" && acpi_call "\_SB.PCI0.PEG0.PEGP._PS0")

if [ $? -eq 0 ] ; then
  echo -e "\e[80C[ \e[1;32mOK\e[m ]"
  echo -n "Inserting driver..."
  modprobe nvidia-current
else
  echo -e "\e[80C[\e[1;31mFAIL\e[m]"
  echo $log 1>&2
  echo -n "Insert driver nevertheless? (y/n) "
  read answer;
  [ "x${answer}" = "xy" ] && modprobe nvidia-current
fi

[ $? -eq 0 ] && echo -e "\e[80C[ \e[1;32mOK\e[m ]"
# modprobe nvidia-current