initialize-graphics

#!/bin/bash

############################################################
# Copyright (c) 2015 Jonathan Yantis
# Released under the MIT license
############################################################

# Is the host using Nvidia drivers?
if [ -f /proc/driver/nvidia/version ];
then

  # If it is my unique version (modified to make sure only I have it)
  # Then just start X so it doesn't take over my screens.
  CHECKSUM=$(md5sum /proc/driver/nvidia/version | cut -b1-32)
  if [[ $CHECKSUM = "d2a02e1560be195870db33679a77d3e5" ]]
  then
    echo "X Server Disabled"
    exit 0
  fi

  # Might be cleaner to remove the mesa libraries once
  # But doing it this way allows the user to still use mesa
  # If all else fails.

  # Get the string that has the version info from the host
  NVIDIA=$(cat /proc/driver/nvidia/version | grep NVRM)

  # Is this the 304 series?
  if [[ $NVIDIA == *" 304."* ]]
  then
    cd /root/nvidia/304/
    pacman --noconfirm -Rdd mesa-libgl lib32-mesa-libgl
    pacman -U --noconfirm *.xz
  fi

  # Is this the 340 series?
  if [[ $NVIDIA == *" 340."* ]]
  then
    cd /root/nvidia/340/
    pacman --noconfirm -Rdd mesa-libgl lib32-mesa-libgl
    pacman -U --noconfirm *.xz
  fi

  # Is this the 346 series?
  if [[ $NVIDIA == *" 346."* ]]
  then
    cd /root/nvidia/346/
    pacman --noconfirm -Rdd mesa-libgl lib32-mesa-libgl
    pacman -U --noconfirm *.xz
  fi

  # Is it version 367 (BETA) ?
  if [[ $NVIDIA == *" 367."* ]]
  then
    cd /root/nvidia/367/
    pacman --noconfirm -Rdd mesa-libgl lib32-mesa-libgl
    pacman -U --noconfirm *.xz
  fi

  # Configure for headless operation for all GPUs on the system.
  /usr/bin/nvidia-xconfig --query-gpu-info | \
          grep BusID | \
          cut -d \  -f6 | \
          xargs -I{} nvidia-xconfig --use-display-device=none --busid={}
fi

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