/
create_sd_cards.sh
executable file
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/
create_sd_cards.sh
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#!/bin/bash
#Tell the
read -p $'\e[33m WARNING: \e[0m No input sanitation is applied, please be careful with your input parameters. Press Enter to continue or STRG+C/D to cancel:[ENTER]'
#check paramters for emptyness
if [ -z "$1" ];
then
echo -e "\e[31m ERROR:\e[0m No first parameter defined, please define something like 2 or 3 for the raspberry pi version you want to prepare u-boot for.";
exit 1;
fi
if [ -z "$2" ];
then
echo -e "\e[31m ERROR:\e[0m No second parameter defined, please define something like /dev/sdb1.";
exit 1;
fi
if [ -z "$3" ];
then
echo -e "\e[33m WARN:\e[0m No third parameter defined, please define something like /tmp/sdcardmount.\n \e[31m Using standard value /tmp/sdcard! \e[0m";
fi
if [ -z "$4" ];
then
echo -e "\e[33m WARN:\e[0m No fourth parameter defined, standard parameter will be used for MAC address.\n \e[32m Using standard value 02:03:02:00:00:XX! \e[0m";
fi
if [ -z "$5" ];
then
echo -e "\e[33m WARN:\e[0m No fifth parameter defined,\n \e[32m initializing MAC addresses with 1! \e[0m";
fi
if [ -z "$6" ];
then
echo -e "\e[33m WARN:\e[0m No sixth parameter defined,\n \e[32m ending loop of MAC addresses with 20! \e[0m";
fi
#installing necessary dependencies
echo -e "\e[33m Installing dependencies... \e[0m"
sudo apt update && sudo apt install make gcc bison flex xz-utils -yy
DIRECTORY="./u-boot"
if [ ! -d "$DIRECTORY" ]
then
#Cloning u-boot from repository
echo -e "\e[33m Cloning GIT-Repository... \e[0m"
git clone git://git.denx.de/u-boot.git
#Switching into u-boot directory
cd u-boot
## OPTIONAL:
#show possible rpi configs
#ls configs | grep rpi
#get the latest version from https://releases.linaro.org/components/toolchain/binaries/
echo -e "\e[35m... Please ensure you are using the latest linaro toolchain for CROSS_COMPILE ...\e[0m"
#Downloading Toolchain for ARM 32 bit
wget https://releases.linaro.org/components/toolchain/binaries/latest-7/arm-eabi/gcc-linaro-7.3.1-2018.05-x86_64_arm-eabi.tar.xz
tar xf gcc-linaro-7.3.1-2018.05-x86_64_arm-eabi.tar.xz
#Downloading Toolchain for ARM 64 bit
wget https://releases.linaro.org/components/toolchain/binaries/latest-7/aarch64-elf/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-elf.tar.xz
tar xf gcc-linaro-7.3.1-2018.05-x86_64_aarch64-elf.tar.xz
else
echo -e "\e[31mDirectory exists, please delete first, if you have problems with u-boot or linaro toolchain...\e[0m \n Continuing to compile!";
cd u-boot
echo -e "Switched into u-boot directory"
fi
git checkout v2018.11
#checks if value for raspberry pi version is 2 or 3 and builds, quits otherwise
if [ "$1" == '3' ]
then
#Raspberry Pi 3 config
CROSS_COMPILE=`pwd`/gcc-linaro-7.3.1-2018.05-x86_64_arm-eabi/bin/arm-eabi- make O=build_rpi3 rpi_3_32b_defconfig
CROSS_COMPILE=`pwd`/gcc-linaro-7.3.1-2018.05-x86_64_arm-eabi/bin/arm-eabi- make O=build_rpi3 -j
CROSS_COMPILE=`pwd`/gcc-linaro-7.3.1-2018.05-x86_64_arm-eabi/bin/arm-eabi- make O=build_rpi3 env
elif [ "$1" == '2' ]
then
#Raspberry Pi 2 config
CROSS_COMPILE=`pwd`/gcc-linaro-7.3.1-2018.05-x86_64_arm-eabi/bin/arm-eabi- make O=build_rpi2 rpi_2_defconfig
CROSS_COMPILE=`pwd`/gcc-linaro-7.3.1-2018.05-x86_64_arm-eabi/bin/arm-eabi- make O=build_rpi2 -j
CROSS_COMPILE=`pwd`/gcc-linaro-7.3.1-2018.05-x86_64_arm-eabi/bin/arm-eabi- make O=build_rpi2 env
else
echo -e "Please specify either 2 or 3 as first parameter to build for raspberry pi 2 or 3"
exit 1;
fi
#Creating mount folder
if [ -z "$3" ];
then
echo -e "No third parameter defined, please define something like /tmp/sdcard as mounting point if you wish. \n Continuing with /tmp/sdcard as mounting point";
mountpoint=/tmp/sdcard
else
mountpoint=$3
fi
mkdir -p $mountpoint
#Check if mac address was set, otherwise take the default one
if [ -z "$4" ];
then
mac="02:03:02:00:00:";
else
mac=$4;
fi
#Check if start parameter is set, otherwise set it do default 1
if [ -z "$5" ];
then
startvariable=1;
else
startvariable=$5;
fi
#Check if end parameter is set, otherwise set it do default 20
if [ -z "$6" ];
then
endvariable=20;
else
endvariable=$6;
fi
cd ..
#start loop that prepares the sd cards, as for a new sd card at the end of each cycle
for i in $(seq $startvariable $endvariable);
do
# create hex from dec
k=$(printf "%02X\n" $i)
# adapt mac address
sed -i "s/^ethaddr=.*/ethaddr=$mac$k/" uboot.env.txt
echo -e "Deploying $mac$k"
# create uboot.env
./u-boot/build_rpi$1/tools/mkenvimage -s 16384 -o uboot.env uboot.env.txt
# format sd card
sudo umount $2
echo -en "o\nn\np\n\n\n\nt\nb\nw\nq\n" | sudo fdisk $2
sudo mkfs.fat -n GENODE_RPI$1 $2
# mount sd card and copy files
sudo mount $2 $mountpoint
sudo cp ./u-boot/build_rpi$1/u-boot.bin $mountpoint
sudo cp uboot.env $mountpoint
sudo cp files$1/* $mountpoint
# umount and sync
sudo umount $mountpoint
sync
left=`expr $endvariable - $i`
echo -e "\e[32m Deployed SD Card $i only $left left \e[0m"
if [ $left != 0 ]
then
read -p "Switch SD card and press enter to continue"
else
echo -e "\e[32m We are done. Flashed `expr $endvariable - $startvariable` SD-Cards!\e[0m"
fi
done