first commit

Script/install.sh

@@ -0,0 +1,98 @@
+#! /bin/bash
+
+PIHOME=/home/pi
+DEXTERSCRIPT=$PIHOME/Dexter/lib/Dexter/script_tools
+USER_ID=$(/usr/bin/id -u)
+USER_NAME=$(/usr/bin/who am i | awk '{ print $1 }')
+SCRIPT_PATH=$(/usr/bin/realpath $0)
+DIR_PATH=$(/usr/bin/dirname ${SCRIPT_PATH} | sed 's/\/Script$//')
+REPO_PATH=$(readlink -f $(dirname $0) | grep -E -o "^(.*?\\GrovePi)")
+
+source $DEXTERSCRIPT/functions_library.sh
+
+display_welcome_msg() {
+	echo "Special thanks to Joe Sanford at Tufts University. This script was derived from his work. Thank you Joe!"
+}
+
+check_root_user() {
+    if [[ $EUID -ne 0 ]]; then
+        feedback "FAIL!  This script must be run as such: sudo ./install.sh"
+        exit 1
+    fi
+}
+compatible_with_pi4() {
+	BOARDVERSION=$(cat /proc/device-tree/model | awk '{ print $3 }')
+	BOOT_CONFIG="/boot/config.txt"
+	if [ "${BOARDVERSION}" -eq '4' ]; then
+		if grep -q "gpio=8=op,dh" ${BOOT_CONFIG}; then
+			echo "Pi4 already configured"
+		else
+			echo "gpio=8=op,dh" >> /boot/config.txt
+		fi
+	fi
+}
+install_spi_i2c() {
+	RASPI_BL="/etc/modprobe.d/raspi-blacklist.conf.bak"
+	MODS="i2c spi"
+	if [ -f ${RASPI_BL} ]; then
+		feedback "Removing blacklist from ${RASPI_BL} . . ."
+		for i in ${MODS}
+		do
+			MOD_NAME=$(echo $i | tr [a-z] [A-Z])
+			sudo sed -i -e "s/blacklist ${i}-bcm2708/#blacklist ${i}-bcm2708/g" ${RASPI_BL}
+			echo "${MOD_NAME} not present or removed from blacklist"
+		done
+	fi
+
+	#Adding in /etc/modules
+	feedback "Adding I2C-dev and SPI-dev in /etc/modules . . ."
+	if grep -q "i2c-dev" /etc/modules; then
+		echo "I2C-dev already present"
+	else
+		echo i2c-dev >> /etc/modules
+		echo "I2C-dev added"
+	fi
+	if grep -q "i2c-bcm2708" /etc/modules; then
+		echo "i2c-bcm2708 already present"
+	else
+		echo i2c-bcm2708 >> /etc/modules
+		echo "i2c-bcm2708 added"
+	fi
+	if grep -q "spi-dev" /etc/modules; then
+		echo "spi-dev already present"
+	else
+		echo spi-dev >> /etc/modules
+		echo "spi-dev added"
+	fi
+
+	feedback "Making I2C changes in /boot/config.txt . . ."
+
+	BOOT_CONFIG="/boot/config.txt"
+	DTPARAMS="i2c1 i2c_arm"
+	for i in ${DTPARAMS}
+	do
+		if grep -q "^dtparam=${i}=on$" ${BOOT_CONFIG}; then
+			echo "${i} already present"
+		else
+			echo "dtparam=${i}=on" >> /boot/config.txt
+		fi
+	done
+
+	sudo adduser ${USER_NAME} i2c
+	sudo chmod +x ${DIR_PATH}/Software/Scratch/GrovePi_Scratch_Scripts/*.sh
+}
+
+#install_avr() {
+#	feedback "Installing avrdude for the GrovePi"
+#	source $DEXTERSCRIPT/install_avrdude.sh
+#	create_avrdude_folder
+#  install_avrdude
+#  cd $ROBOT_DIR
+#  echo "done with AVRDUDE for the GrovePi"
+#}
+
+display_welcome_msg
+check_root_user
+compatible_with_pi4
+install_spi_i2c
+install_avr