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- #!/bin/bash
-
- # Instructions!
- # cd ~
- # wget https://raw.githubusercontent.com/adafruit/Raspberry-Pi-Installer-Scripts/master/adafruit-pitft.sh
- # chmod +x adafruit-pitft.sh
- # sudo ./adafruit-pitft.sh
-
- if [ $(id -u) -ne 0 ]; then
- echo "Installer must be run as root."
- echo "Try 'sudo bash $0'"
- exit 1
- fi
-
-
- UPDATE_DB=false
-
-
- ############################ CALIBRATIONS ############################
- # For TSLib
- POINTERCAL_28r0="4232 11 -879396 1 5786 -752768 65536"
- POINTERCAL_28r90="33 -5782 21364572 4221 35 -1006432 65536"
- POINTERCAL_28r180="-4273 61 16441290 4 -5772 21627524 65536"
- POINTERCAL_28r270="-9 5786 -784608 -4302 19 16620508 65536"
-
- POINTERCAL_35r0="5724 -6 -1330074 26 8427 -1034528 65536"
- POINTERCAL_35r90="5 8425 -978304 -5747 61 22119468 65536"
- POINTERCAL_35r180="-5682 -1 22069150 13 -8452 32437698 65536"
- POINTERCAL_35r270="3 -8466 32440206 5703 -1 -1308696 65536"
-
- POINTERCAL_28c="320 65536 0 -65536 0 15728640 65536"
-
- # for PIXEL desktop
- TRANSFORM_28r0="0.988809 -0.023645 0.060523 -0.028817 1.003935 0.034176 0 0 1"
- TRANSFORM_28r90="0.014773 -1.132874 1.033662 1.118701 0.009656 -0.065273 0 0 1"
- TRANSFORM_28r180="-1.115235 -0.010589 1.057967 -0.005964 -1.107968 1.025780 0 0 1"
- TRANSFORM_28r270="-0.033192 1.126869 -0.014114 -1.115846 0.006580 1.050030 0 0 1"
-
- TRANSFORM_35r0="-1.098388 0.003455 1.052099 0.005512 -1.093095 1.026309 0 0 1"
- TRANSFORM_35r90="-0.000087 1.094214 -0.028826 -1.091711 -0.004364 1.057821 0 0 1"
- TRANSFORM_35r180="1.102807 0.000030 -0.066352 0.001374 1.085417 -0.027208 0 0 1"
- TRANSFORM_35r270="0.003893 -1.087542 1.025913 1.084281 0.008762 -0.060700 0 0 1"
-
- TRANSFORM_28c0="-1 0 1 0 -1 1 0 0 1"
- TRANSFORM_28c90="0 1 0 -1 0 1 0 0 1"
- TRANSFORM_28c180="1 0 0 0 1 0 0 0 1"
- TRANSFORM_28c270="0 -1 1 1 0 0 0 0 1"
-
-
- warning() {
- echo WARNING : $1
- }
-
- ############################ Script assisters ############################
-
- # Given a list of strings representing options, display each option
- # preceded by a number (1 to N), display a prompt, check input until
- # a valid number within the selection range is entered.
- selectN() {
- for ((i=1; i<=$#; i++)); do
- echo $i. ${!i}
- done
- echo
- REPLY=""
- while :
- do
- echo -n "SELECT 1-$#: "
- read
- if [[ $REPLY -ge 1 ]] && [[ $REPLY -le $# ]]; then
- return $REPLY
- fi
- done
- }
-
-
- function print_version() {
- echo "Adafruit PiTFT Helper v2.0.0"
- exit 1
- }
-
- function print_help() {
- echo "Usage: $0 "
- echo " -h Print this help"
- echo " -v Print version information"
- echo " -u [homedir] Specify path of primary user's home directory (defaults to /home/pi)"
- exit 1
- }
-
- group=ADAFRUIT
- function info() {
- system="$1"
- group="${system}"
- shift
- FG="1;32m"
- BG="40m"
- echo -e "[\033[${FG}\033[${BG}${system}\033[0m] $*"
- }
-
- function bail() {
- FG="1;31m"
- BG="40m"
- echo -en "[\033[${FG}\033[${BG}${group}\033[0m] "
- if [ -z "$1" ]; then
- echo "Exiting due to error"
- else
- echo "Exiting due to error: $*"
- fi
- exit 1
- }
-
- function ask() {
- # http://djm.me/ask
- while true; do
-
- if [ "${2:-}" = "Y" ]; then
- prompt="Y/n"
- default=Y
- elif [ "${2:-}" = "N" ]; then
- prompt="y/N"
- default=N
- else
- prompt="y/n"
- default=
- fi
-
- # Ask the question
- read -p "$1 [$prompt] " REPLY
-
- # Default?
- if [ -z "$REPLY" ]; then
- REPLY=$default
- fi
-
- # Check if the reply is valid
- case "$REPLY" in
- Y*|y*) return 0 ;;
- N*|n*) return 1 ;;
- esac
- done
- }
-
- function has_repo() {
- # Checks for the right raspbian repository
- # http://mirrordirector.raspbian.org/raspbian/ stretch main contrib non-free rpi firmware
- if [[ $(grep -h ^deb /etc/apt/sources.list /etc/apt/sources.list.d/* | grep "mirrordirector.raspbian.org") ]]; then
- return 0
- else
- return 1
- fi
- }
-
- progress() {
- count=0
- until [ $count -eq $1 ]; do
- echo -n "..." && sleep 1
- ((count++))
- done
- echo
- }
-
- sysupdate() {
- if ! $UPDATE_DB; then
- # echo "Checking for correct software repositories..."
- # has_repo || { warning "Missing Apt repo, please add deb http://mirrordirector.raspbian.org/raspbian/ stretch main contrib non-free rpi firmware to /etc/apt/sources.list.d/raspi.list" && exit 1; }
- echo "Updating apt indexes..." && progress 3 &
- sudo apt-get update 1> /dev/null || { warning "Apt failed to update indexes!" && exit 1; }
- echo "Reading package lists..."
- progress 3 && UPDATE_DB=true
- fi
- }
-
-
- # Given a filename, a regex pattern to match and a replacement string,
- # perform replacement if found, else append replacement to end of file.
- # (# $1 = filename, $2 = pattern to match, $3 = replacement)
- reconfig() {
- grep $2 $1 >/dev/null
- if [ $? -eq 0 ]; then
- # Pattern found; replace in file
- sed -i "s/$2/$3/g" $1 >/dev/null
- else
- # Not found; append (silently)
- echo $3 | sudo tee -a $1 >/dev/null
- fi
- }
-
-
- ############################ Sub-Scripts ############################
-
- function softwareinstall() {
- echo "Installing Pre-requisite Software...This may take a few minutes!"
- apt-get install -y bc fbi git python-dev python-pip python-smbus python-spidev evtest tslib libts-bin 1> /dev/null || { warning "Apt failed to install software!" && exit 1; }
- pip install evdev 1> /dev/null || { warning "Pip failed to install software!" && exit 1; }
- }
-
- # update /boot/config.txt with appropriate values
- function update_configtxt() {
- if grep -q "adafruit-pitft-helper" "/boot/config.txt"; then
- echo "Already have an adafruit-pitft-helper section in /boot/config.txt."
- echo "Removing old section..."
- cp /boot/config.txt /boot/configtxt.bak
- sed -i -e "/^# --- added by adafruit-pitft-helper/,/^# --- end adafruit-pitft-helper/d" /boot/config.txt
- fi
-
- if [ "${pitfttype}" == "22" ]; then
- overlay="dtoverlay=pitft22,rotate=${pitftrot},speed=64000000,fps=30"
- fi
-
- if [ "${pitfttype}" == "28r" ]; then
- overlay="dtoverlay=pitft28-resistive,rotate=${pitftrot},speed=64000000,fps=30"
- fi
-
- if [ "${pitfttype}" == "28c" ]; then
- overlay="dtoverlay=pitft28-capacitive,rotate=${pitftrot},speed=64000000,fps=30"
- fi
-
- if [ "${pitfttype}" == "35r" ]; then
- overlay="dtoverlay=pitft35-resistive,rotate=${pitftrot},speed=20000000,fps=20"
- fi
-
-
- date=`date`
-
- cat >> /boot/config.txt <<EOF
- # --- added by adafruit-pitft-helper $date ---
- dtparam=spi=on
- dtparam=i2c1=on
- dtparam=i2c_arm=on
- $overlay
- # --- end adafruit-pitft-helper $date ---
- EOF
- }
-
- function update_udev() {
- cat > /etc/udev/rules.d/95-touchmouse.rules <<EOF
- SUBSYSTEM=="input", ATTRS{name}=="touchmouse", ENV{DEVNAME}=="*event*", SYMLINK+="input/touchscreen"
- EOF
- cat > /etc/udev/rules.d/95-ftcaptouch.rules <<EOF
- SUBSYSTEM=="input", ATTRS{name}=="EP0110M09", ENV{DEVNAME}=="*event*", SYMLINK+="input/touchscreen"
- EOF
- cat > /etc/udev/rules.d/95-stmpe.rules <<EOF
- SUBSYSTEM=="input", ATTRS{name}=="*stmpe*", ENV{DEVNAME}=="*event*", SYMLINK+="input/touchscreen"
- EOF
- }
-
-
- function update_pointercal() {
- if [ "${pitfttype}" == "28r" ] || [ "${pitfttype}" == "35r" ]; then
- echo $(eval echo "\$POINTERCAL_$pitfttype$pitftrot") > /etc/pointercal
- fi
-
- if [ "${pitfttype}" == "28c" ]; then
- echo $(eval echo "\$POINTERCAL_$pitfttype") > /etc/pointercal
- fi
- }
-
-
- function install_console() {
- echo "Set up main console turn on"
- if ! grep -q 'fbcon=map:10 fbcon=font:VGA8x8' /boot/cmdline.txt; then
- echo "Updating /boot/cmdline.txt"
- sed -i 's/rootwait/rootwait fbcon=map:10 fbcon=font:VGA8x8/g' "/boot/cmdline.txt"
- else
- echo "/boot/cmdline.txt already updated"
- fi
-
- echo "Turning off console blanking"
- # pre-stretch this is what you'd do:
- if [ -e /etc/kbd/config ]; then
- sed -i 's/BLANK_TIME=.*/BLANK_TIME=0/g' "/etc/kbd/config"
- fi
- # as of stretch....
- # removing any old version
- sed -i -e '/^# disable console blanking.*/d' /etc/rc.local
- sed -i -e '/^sudo sh -c "TERM=linux setterm -blank.*/d' /etc/rc.local
- sed -i -e "s|^exit 0|# disable console blanking on PiTFT\\nsudo sh -c \"TERM=linux setterm -blank 0 >/dev/tty0\"\\nexit 0|" /etc/rc.local
-
- reconfig /etc/default/console-setup "^.*FONTFACE.*$" "FONTFACE=\"Terminus\""
- reconfig /etc/default/console-setup "^.*FONTSIZE.*$" "FONTSIZE=\"6x12\""
-
- echo "Setting raspi-config to boot to console w/o login..."
- (cd "$target_homedir" && raspi-config nonint do_boot_behaviour B2)
-
- # remove fbcp
- sed -i -e "/^.*fbcp.*$/d" /etc/rc.local
- }
-
-
- function uninstall_console() {
- echo "Removing console fbcon map from /boot/cmdline.txt"
- sed -i 's/rootwait fbcon=map:10 fbcon=font:VGA8x8/rootwait/g' "/boot/cmdline.txt"
- echo "Screen blanking time reset to 10 minutes"
- if [ -e "/etc/kbd/config" ]; then
- sed -i 's/BLANK_TIME=0/BLANK_TIME=10/g' "/etc/kbd/config"
- fi
- sed -i -e '/^# disable console blanking.*/d' /etc/rc.local
- sed -i -e '/^sudo sh -c "TERM=linux.*/d' /etc/rc.local
- }
-
- function install_fbcp() {
- echo "Installing cmake..."
- apt-get --yes --force-yes install cmake 1> /dev/null || { warning "Apt failed to install software!" && exit 1; }
- echo "Downloading rpi-fbcp..."
- cd /tmp
- #curl -sLO https://github.com/tasanakorn/rpi-fbcp/archive/master.zip
- curl -sLO https://github.com/adafruit/rpi-fbcp/archive/master.zip
- echo "Uncompressing rpi-fbcp..."
- rm -rf /tmp/rpi-fbcp-master
- unzip master.zip 1> /dev/null || { warning "Failed to uncompress fbcp!" && exit 1; }
- cd rpi-fbcp-master
- mkdir build
- cd build
- echo "Building rpi-fbcp..."
- echo -e "\nset (CMAKE_C_FLAGS \"-std=gnu99 ${CMAKE_C_FLAGS}\")" >> ../CMakeLists.txt
- cmake .. 1> /dev/null || { warning "Failed to cmake fbcp!" && exit 1; }
- make 1> /dev/null || { warning "Failed to make fbcp!" && exit 1; }
- echo "Installing rpi-fbcp..."
- install fbcp /usr/local/bin/fbcp
- cd ~
- rm -rf /tmp/rpi-fbcp-master
-
- # Start fbcp in the appropriate place, depending on init system:
- if [ "$SYSTEMD" == "0" ]; then
- # Add fbcp to /etc/rc.local:
- echo "We have sysvinit, so add fbcp to /etc/rc.local..."
- grep fbcp /etc/rc.local >/dev/null
- if [ $? -eq 0 ]; then
- # fbcp already in rc.local, but make sure correct:
- sed -i "s|^.*fbcp.*$|/usr/local/bin/fbcp \&|g" /etc/rc.local >/dev/null
- else
- # Insert fbcp into rc.local before final 'exit 0':
- sed -i "s|^exit 0|/usr/local/bin/fbcp \&\\nexit 0|g" /etc/rc.local >/dev/null
- fi
- else
- # Install fbcp systemd unit, first making sure it's not in rc.local:
- uninstall_fbcp_rclocal
- echo "We have systemd, so install fbcp systemd unit..."
- install_fbcp_unit || bail "Unable to install fbcp unit file"
- sudo systemctl enable fbcp.service
- fi
-
- # if there's X11 installed...
- if [ -e /etc/lightdm ]; then
- echo "Setting raspi-config to boot to desktop w/o login..."
- raspi-config nonint do_boot_behaviour B4
- fi
-
- # Disable overscan compensation (use full screen):
- raspi-config nonint do_overscan 1
- # Set up HDMI parameters:
- echo "Configuring boot/config.txt for forced HDMI"
- reconfig /boot/config.txt "^.*hdmi_force_hotplug.*$" "hdmi_force_hotplug=1"
- reconfig /boot/config.txt "^.*hdmi_group.*$" "hdmi_group=2"
- reconfig /boot/config.txt "^.*hdmi_mode.*$" "hdmi_mode=87"
-
- # if there's X11 installed...
- if [ -e /etc/lightdm ]; then
- if [ "${pitfttype}" == "35r" ]; then
- echo "Using x1.5 resolution"
- SCALE=1.5
- else
- echo "Using x2 resolution"
- SCALE=2.0
- fi
- else
- echo "Using native resolution"
- SCALE=1
- fi
- WIDTH=`python -c "print(int(${WIDTH_VALUES[PITFT_SELECT-1]} * ${SCALE}))"`
- HEIGHT=`python -c "print(int(${HEIGHT_VALUES[PITFT_SELECT-1]} * ${SCALE}))"`
- reconfig /boot/config.txt "^.*hdmi_cvt.*$" "hdmi_cvt=${WIDTH} ${HEIGHT} 60 1 0 0 0"
-
- if [ "${pitftrot}" == "90" ] || [ "${pitftrot}" == "270" ]; then
- # dont rotate HDMI on 90 or 270
- reconfig /boot/config.txt "^.*display_hdmi_rotate.*$" ""
- fi
-
- if [ "${pitftrot}" == "0" ]; then
- reconfig /boot/config.txt "^.*display_hdmi_rotate.*$" "display_hdmi_rotate=1"
- # this is a hack but because we rotate HDMI we have to 'unrotate' the TFT!
- pitftrot=90
- update_configtxt || bail "Unable to update /boot/config.txt"
- pitftrot=0
- fi
- if [ "${pitftrot}" == "180" ]; then
- reconfig /boot/config.txt "^.*display_hdmi_rotate.*$" "display_hdmi_rotate=3"
- # this is a hack but because we rotate HDMI we have to 'unrotate' the TFT!
- pitftrot=90
- update_configtxt || bail "Unable to update /boot/config.txt"
- pitftrot=180
- fi
-
- }
-
- function install_fbcp_unit() {
- cat > /etc/systemd/system/fbcp.service <<EOF
- [Unit]
- Description=Framebuffer copy utility for PiTFT
- After=network.target
-
- [Service]
- Type=simple
- ExecStartPre=/bin/sleep 10
- ExecStart=/usr/local/bin/fbcp
-
- [Install]
- WantedBy=multi-user.target
- EOF
- }
-
- function uninstall_fbcp() {
- uninstall_fbcp_rclocal
- # Enable overscan compensation
- raspi-config nonint do_overscan 0
- # Set up HDMI parameters:
- echo "Configuring boot/config.txt for default HDMI"
- reconfig /boot/config.txt "^.*hdmi_force_hotplug.*$" "hdmi_force_hotplug=0"
- sed -i -e '/^hdmi_group=2.*$/d' /boot/config.txt
- sed -i -e '/^hdmi_mode=87.*$/d' /boot/config.txt
- sed -i -e '/^hdmi_cvt=.*$/d' /boot/config.txt
- }
-
- function uninstall_fbcp_rclocal() {
- # Remove fbcp from /etc/rc.local:
- echo "Remove fbcp from /etc/rc.local, if it's there..."
- sed -i -e '/^.*fbcp.*$/d' /etc/rc.local
- }
-
- function update_xorg() {
- if [ "${pitfttype}" == "28r" ] || [ "${pitfttype}" == "35r" ]; then
- matrix=$(eval echo "\$TRANSFORM_$pitfttype$pitftrot")
- transform="Option \"TransformationMatrix\" \"${matrix}\""
- cat > /usr/share/X11/xorg.conf.d/20-calibration.conf <<EOF
- Section "InputClass"
- Identifier "STMPE Touchscreen Calibration"
- MatchProduct "stmpe"
- MatchDevicePath "/dev/input/event*"
- Driver "libinput"
- ${transform}
- EndSection
- EOF
- fi
-
- if [ "${pitfttype}" == "28c" ]; then
- matrix=$(eval echo "\$TRANSFORM_$pitfttype$pitftrot")
- transform="Option \"TransformationMatrix\" \"${matrix}\""
- cat > /usr/share/X11/xorg.conf.d/20-calibration.conf <<EOF
- Section "InputClass"
- Identifier "FocalTech Touchscreen Calibration"
- MatchProduct "EP0110M09"
- MatchDevicePath "/dev/input/event*"
- Driver "libinput"
- ${transform}
- EndSection
- EOF
- fi
- }
-
- ####################################################### MAIN
- target_homedir="/home/pi"
-
-
- clear
- echo "This script downloads and installs"
- echo "PiTFT Support using userspace touch"
- echo "controls and a DTO for display drawing."
- echo "one of several configuration files."
- echo "Run time of up to 5 minutes. Reboot required!"
- echo
-
- echo "Select configuration:"
- selectN "PiTFT 2.4\", 2.8\" or 3.2\" resistive (240x320)" \
- "PiTFT 2.2\" no touch (240x320)" \
- "PiTFT 2.8\" capacitive touch (240x320)" \
- "PiTFT 3.5\" resistive touch (320x480)" \
- "Quit without installing"
- PITFT_SELECT=$?
- if [ $PITFT_SELECT -gt 4 ]; then
- exit 1
- fi
-
- echo "Select rotation:"
- selectN "90 degrees (landscape)" \
- "180 degrees (portait)" \
- "270 degrees (landscape)" \
- "0 degrees (portait)"
- PITFT_ROTATE=$?
- if [ $PITFT_ROTATE -gt 4 ]; then
- exit 1
- fi
-
- PITFT_ROTATIONS=("90" "180" "270" "0")
- PITFT_TYPES=("28r" "22" "28c" "35r")
- WIDTH_VALUES=(320 320 320 480)
- HEIGHT_VALUES=(240 240 240 320)
- HZ_VALUES=(64000000 64000000 64000000 32000000)
-
-
-
- args=$(getopt -uo 'hvri:o:b:u:' -- $*)
- [ $? != 0 ] && print_help
- set -- $args
-
- for i
- do
- case "$i"
- in
- -h)
- print_help
- ;;
- -v)
- print_version
- ;;
- -u)
- target_homedir="$2"
- echo "Homedir = ${2}"
- shift
- shift
- ;;
- esac
- done
-
- # check init system (technique borrowed from raspi-config):
- info PITFT 'Checking init system...'
- if command -v systemctl > /dev/null && systemctl | grep -q '\-\.mount'; then
- echo "Found systemd"
- SYSTEMD=1
- elif [ -f /etc/init.d/cron ] && [ ! -h /etc/init.d/cron ]; then
- echo "Found sysvinit"
- SYSTEMD=0
- else
- bail "Unrecognised init system"
- fi
-
- if grep -q boot /proc/mounts; then
- echo "/boot is mounted"
- else
- echo "/boot must be mounted. if you think it's not, quit here and try: sudo mount /dev/mmcblk0p1 /boot"
- if ask "Continue?"; then
- echo "Proceeding."
- else
- bail "Aborting."
- fi
- fi
-
- if [[ ! -e "$target_homedir" || ! -d "$target_homedir" ]]; then
- bail "$target_homedir must be an existing directory (use -u /home/foo to specify)"
- fi
-
- pitfttype=${PITFT_TYPES[$PITFT_SELECT-1]}
- pitftrot=${PITFT_ROTATIONS[$PITFT_ROTATE-1]}
-
-
- if [ "${pitfttype}" != "28r" ] && [ "${pitfttype}" != "28c" ] && [ "${pitfttype}" != "35r" ] && [ "${pitfttype}" != "22" ]; then
- echo "Type must be one of:"
- echo " '28r' (2.8\" resistive, PID 1601)"
- echo " '28c' (2.8\" capacitive, PID 1983)"
- echo " '35r' (3.5\" Resistive)"
- echo " '22' (2.2\" no touch)"
- echo
- print_help
- fi
-
- info PITFT "System update"
- sysupdate || bail "Unable to apt-get update"
-
- info PITFT "Installing Python libraries & Software..."
- softwareinstall || bail "Unable to install software"
-
- info PITFT "Updating /boot/config.txt..."
- update_configtxt || bail "Unable to update /boot/config.txt"
-
- if [ "${pitfttype}" == "28r" ] || [ "${pitfttype}" == "35r" ] || [ "${pitfttype}" == "28c" ] ; then
- info PITFT "Updating SysFS rules for Touchscreen..."
- update_udev || bail "Unable to update /etc/udev/rules.d"
-
- info PITFT "Updating TSLib default calibration..."
- update_pointercal || bail "Unable to update /etc/pointercal"
- fi
-
- # ask for console access
- if ask "Would you like the console to appear on the PiTFT display?"; then
- info PITFT "Updating console to PiTFT..."
- uninstall_fbcp || bail "Unable to uninstall fbcp"
- install_console || bail "Unable to configure console"
- else
- info PITFT "Making sure console doesn't use PiTFT"
- uninstall_console || bail "Unable to configure console"
-
- if ask "Would you like the HDMI display to mirror to the PiTFT display?"; then
- info PITFT "Adding FBCP support..."
- install_fbcp || bail "Unable to configure fbcp"
-
- if [ -e /etc/lightdm ]; then
- info PITFT "Updating X11 default calibration..."
- update_xorg || bail "Unable to update calibration"
- fi
- fi
- fi
-
-
- #info PITFT "Updating X11 setup tweaks..."
- #update_x11profile || bail "Unable to update X11 setup"
-
- #if [ "${pitfttype}" != "35r" ]; then
- # # ask for 'on/off' button
- # if ask "Would you like GPIO #23 to act as a on/off button?"; then
- # info PITFT "Adding GPIO #23 on/off to PiTFT..."
- # install_onoffbutton || bail "Unable to add on/off button"
- # fi
- #fi
-
- # update_bootprefs || bail "Unable to set boot preferences"
-
-
- info PITFT "Success!"
- echo
- echo "Settings take effect on next boot."
- echo
- echo -n "REBOOT NOW? [y/N] "
- read
- if [[ ! "$REPLY" =~ ^(yes|y|Y)$ ]]; then
- echo "Exiting without reboot."
- exit 0
- fi
- echo "Reboot started..."
- reboot
- exit 0
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