Raspi2-3_GenImage Commit - r321:8d65dbaf659e · Collaboration Tremplin des Sciences

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#!/bin/bash

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#!/bin/bash

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########################################################################

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########################################################################

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# rpi23-gen-image.sh 2015-2017

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# rpi23-gen-image.sh 2015-2017

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#

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#

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# Advanced Debian "stretch" and "buster" bootstrap script for RPi2/3

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# Advanced Debian "stretch" and "buster" bootstrap script for RPi2/3

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#

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#

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# This program is free software; you can redistribute it and/or

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# This program is free software; you can redistribute it and/or

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# modify it under the terms of the GNU General Public License

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# modify it under the terms of the GNU General Public License

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# as published by the Free Software Foundation; either version 2

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# as published by the Free Software Foundation; either version 2

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# of the License, or (at your option) any later version.

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# of the License, or (at your option) any later version.

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#

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#

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#

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#

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# Big thanks for patches and enhancements by 20+ github contributors!

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# Big thanks for patches and enhancements by 20+ github contributors!

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########################################################################

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########################################################################

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# Are we running as root?

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# Are we running as root?

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if [ "$(id -u)" -ne "0" ] ; then

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if [ "$(id -u)" -ne "0" ] ; then

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echo "error: this script must be executed with root privileges!"

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echo "error: this script must be executed with root privileges!"

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exit 1

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exit 1

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fi

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fi

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# Check if ./functions.sh script exists

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# Check if ./functions.sh script exists

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if [ ! -r "./functions.sh" ] ; then

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if [ ! -r "./functions.sh" ] ; then

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echo "error: './functions.sh' required script not found!"

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echo "error: './functions.sh' required script not found!"

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exit 1

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exit 1

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fi

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fi

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# Load utility functions

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# Load utility functions

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. ./functions.sh

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. ./functions.sh

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# Load parameters from configuration template file

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# Load parameters from configuration template file

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if [ -n "$CONFIG_TEMPLATE" ] ; then

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if [ -n "$CONFIG_TEMPLATE" ] ; then

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use_template

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use_template

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fi

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fi

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# Introduce settings

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# Introduce settings

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set -e

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set -e

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echo -n -e "\n#\n# RPi2/3 Bootstrap Settings\n#\n"

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echo -n -e "\n#\n# RPi2/3 Bootstrap Settings\n#\n"

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set -x

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set -x

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# Raspberry Pi model configuration

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# Raspberry Pi model configuration

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RPI_MODEL=${RPI_MODEL:=2}

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RPI_MODEL=${RPI_MODEL:=2}

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# Debian release

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# Debian release

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RELEASE=${RELEASE:=buster}

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RELEASE=${RELEASE:=buster}

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#Kernel Branch

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#Kernel Branch

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KERNEL_BRANCH=${KERNEL_BRANCH:=""}

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KERNEL_BRANCH=${KERNEL_BRANCH:=""}

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# URLs

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# URLs

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KERNEL_URL=${KERNEL_URL:=https://github.com/raspberrypi/linux}

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KERNEL_URL=${KERNEL_URL:=https://github.com/raspberrypi/linux}

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FIRMWARE_URL=${FIRMWARE_URL:=https://github.com/raspberrypi/firmware/raw/master/boot}

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FIRMWARE_URL=${FIRMWARE_URL:=https://github.com/raspberrypi/firmware/raw/master/boot}

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WLAN_FIRMWARE_URL=${WLAN_FIRMWARE_URL:=https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm}

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WLAN_FIRMWARE_URL=${WLAN_FIRMWARE_URL:=https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm}

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FBTURBO_URL=${FBTURBO_URL:=https://github.com/ssvb/xf86-video-fbturbo.git}

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FBTURBO_URL=${FBTURBO_URL:=https://github.com/ssvb/xf86-video-fbturbo.git}

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UBOOT_URL=${UBOOT_URL:=https://git.denx.de/u-boot.git}

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UBOOT_URL=${UBOOT_URL:=https://git.denx.de/u-boot.git}

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# Firmware directory: Blank if download from github

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# Firmware directory: Blank if download from github

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RPI_FIRMWARE_DIR=${RPI_FIRMWARE_DIR:=""}

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RPI_FIRMWARE_DIR=${RPI_FIRMWARE_DIR:=""}

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# Build directories

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# Build directories

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BASEDIR=${BASEDIR:=$(pwd)/images/${RELEASE}}

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BASEDIR=${BASEDIR:=$(pwd)/images/${RELEASE}}

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BUILDDIR="${BASEDIR}/build"

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BUILDDIR="${BASEDIR}/build"

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# Prepare date string for default image file name

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# Prepare date string for default image file name

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DATE="$(date +%Y-%m-%d)"

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DATE="$(date +%Y-%m-%d)"

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if [ -z "$KERNEL_BRANCH" ] ; then

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if [ -z "$KERNEL_BRANCH" ] ; then

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IMAGE_NAME=${IMAGE_NAME:=${BASEDIR}/${DATE}-${KERNEL_ARCH}-CURRENT-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}

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IMAGE_NAME=${IMAGE_NAME:=${BASEDIR}/${DATE}-${KERNEL_ARCH}-CURRENT-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}

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else

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else

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IMAGE_NAME=${IMAGE_NAME:=${BASEDIR}/${DATE}-${KERNEL_ARCH}-${KERNEL_BRANCH}-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}

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IMAGE_NAME=${IMAGE_NAME:=${BASEDIR}/${DATE}-${KERNEL_ARCH}-${KERNEL_BRANCH}-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}

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fi

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fi

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# Chroot directories

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# Chroot directories

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R="${BUILDDIR}/chroot"

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R="${BUILDDIR}/chroot"

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ETC_DIR="${R}/etc"

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ETC_DIR="${R}/etc"

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LIB_DIR="${R}/lib"

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LIB_DIR="${R}/lib"

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BOOT_DIR="${R}/boot/firmware"

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BOOT_DIR="${R}/boot/firmware"

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KERNEL_DIR="${R}/usr/src/linux"

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KERNEL_DIR="${R}/usr/src/linux"

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WLAN_FIRMWARE_DIR="${R}/lib/firmware/brcm"

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WLAN_FIRMWARE_DIR="${R}/lib/firmware/brcm"

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# General settings

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# General settings

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SET_ARCH=${SET_ARCH:=32}

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SET_ARCH=${SET_ARCH:=32}

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HOSTNAME=${HOSTNAME:=rpi${RPI_MODEL}-${RELEASE}}

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HOSTNAME=${HOSTNAME:=rpi${RPI_MODEL}-${RELEASE}}

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PASSWORD=${PASSWORD:=raspberry}

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PASSWORD=${PASSWORD:=raspberry}

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USER_PASSWORD=${USER_PASSWORD:=raspberry}

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USER_PASSWORD=${USER_PASSWORD:=raspberry}

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DEFLOCAL=${DEFLOCAL:="en_US.UTF-8"}

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DEFLOCAL=${DEFLOCAL:="en_US.UTF-8"}

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TIMEZONE=${TIMEZONE:="Europe/Berlin"}

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TIMEZONE=${TIMEZONE:="Europe/Berlin"}

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EXPANDROOT=${EXPANDROOT:=true}

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EXPANDROOT=${EXPANDROOT:=true}

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# Keyboard settings

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# Keyboard settings

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XKB_MODEL=${XKB_MODEL:=""}

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XKB_MODEL=${XKB_MODEL:=""}

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XKB_LAYOUT=${XKB_LAYOUT:=""}

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XKB_LAYOUT=${XKB_LAYOUT:=""}

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XKB_VARIANT=${XKB_VARIANT:=""}

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XKB_VARIANT=${XKB_VARIANT:=""}

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XKB_OPTIONS=${XKB_OPTIONS:=""}

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XKB_OPTIONS=${XKB_OPTIONS:=""}

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# Network settings (DHCP)

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# Network settings (DHCP)

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ENABLE_DHCP=${ENABLE_DHCP:=true}

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ENABLE_DHCP=${ENABLE_DHCP:=true}

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# Network settings (static)

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# Network settings (static)

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NET_ADDRESS=${NET_ADDRESS:=""}

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NET_ADDRESS=${NET_ADDRESS:=""}

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NET_GATEWAY=${NET_GATEWAY:=""}

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NET_GATEWAY=${NET_GATEWAY:=""}

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NET_DNS_1=${NET_DNS_1:=""}

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NET_DNS_1=${NET_DNS_1:=""}

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NET_DNS_2=${NET_DNS_2:=""}

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NET_DNS_2=${NET_DNS_2:=""}

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NET_DNS_DOMAINS=${NET_DNS_DOMAINS:=""}

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NET_DNS_DOMAINS=${NET_DNS_DOMAINS:=""}

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NET_NTP_1=${NET_NTP_1:=""}

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NET_NTP_1=${NET_NTP_1:=""}

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NET_NTP_2=${NET_NTP_2:=""}

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NET_NTP_2=${NET_NTP_2:=""}

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# APT settings

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# APT settings

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APT_PROXY=${APT_PROXY:=""}

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APT_PROXY=${APT_PROXY:=""}

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APT_SERVER=${APT_SERVER:="ftp.debian.org"}

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APT_SERVER=${APT_SERVER:="ftp.debian.org"}

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# Feature settings

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# Feature settings

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ENABLE_CONSOLE=${ENABLE_CONSOLE:=true}

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ENABLE_CONSOLE=${ENABLE_CONSOLE:=true}

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ENABLE_I2C=${ENABLE_I2C:=false}

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ENABLE_I2C=${ENABLE_I2C:=false}

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ENABLE_SPI=${ENABLE_SPI:=false}

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ENABLE_SPI=${ENABLE_SPI:=false}

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ENABLE_IPV6=${ENABLE_IPV6:=true}

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ENABLE_IPV6=${ENABLE_IPV6:=true}

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ENABLE_SSHD=${ENABLE_SSHD:=true}

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ENABLE_SSHD=${ENABLE_SSHD:=true}

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ENABLE_NONFREE=${ENABLE_NONFREE:=false}

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ENABLE_NONFREE=${ENABLE_NONFREE:=false}

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ENABLE_WIRELESS=${ENABLE_WIRELESS:=false}

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ENABLE_WIRELESS=${ENABLE_WIRELESS:=false}

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ENABLE_SOUND=${ENABLE_SOUND:=true}

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ENABLE_SOUND=${ENABLE_SOUND:=true}

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ENABLE_DBUS=${ENABLE_DBUS:=true}

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ENABLE_DBUS=${ENABLE_DBUS:=true}

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ENABLE_HWRANDOM=${ENABLE_HWRANDOM:=true}

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ENABLE_HWRANDOM=${ENABLE_HWRANDOM:=true}

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ENABLE_MINGPU=${ENABLE_MINGPU:=false}

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ENABLE_MINGPU=${ENABLE_MINGPU:=false}

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ENABLE_XORG=${ENABLE_XORG:=false}

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ENABLE_XORG=${ENABLE_XORG:=false}

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ENABLE_WM=${ENABLE_WM:=""}

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ENABLE_WM=${ENABLE_WM:=""}

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ENABLE_RSYSLOG=${ENABLE_RSYSLOG:=true}

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ENABLE_RSYSLOG=${ENABLE_RSYSLOG:=true}

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ENABLE_USER=${ENABLE_USER:=true}

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ENABLE_USER=${ENABLE_USER:=true}

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USER_NAME=${USER_NAME:="pi"}

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USER_NAME=${USER_NAME:="pi"}

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ENABLE_ROOT=${ENABLE_ROOT:=false}

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ENABLE_ROOT=${ENABLE_ROOT:=false}

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ENABLE_QEMU=${ENABLE_QEMU:=false}

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ENABLE_QEMU=${ENABLE_QEMU:=false}

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# SSH settings

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# SSH settings

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SSH_ENABLE_ROOT=${SSH_ENABLE_ROOT:=false}

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SSH_ENABLE_ROOT=${SSH_ENABLE_ROOT:=false}

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SSH_DISABLE_PASSWORD_AUTH=${SSH_DISABLE_PASSWORD_AUTH:=false}

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SSH_DISABLE_PASSWORD_AUTH=${SSH_DISABLE_PASSWORD_AUTH:=false}

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SSH_LIMIT_USERS=${SSH_LIMIT_USERS:=false}

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SSH_LIMIT_USERS=${SSH_LIMIT_USERS:=false}

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SSH_ROOT_PUB_KEY=${SSH_ROOT_PUB_KEY:=""}

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SSH_ROOT_PUB_KEY=${SSH_ROOT_PUB_KEY:=""}

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SSH_USER_PUB_KEY=${SSH_USER_PUB_KEY:=""}

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SSH_USER_PUB_KEY=${SSH_USER_PUB_KEY:=""}

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# Advanced settings

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# Advanced settings

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ENABLE_MINBASE=${ENABLE_MINBASE:=false}

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ENABLE_MINBASE=${ENABLE_MINBASE:=false}

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ENABLE_REDUCE=${ENABLE_REDUCE:=false}

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ENABLE_REDUCE=${ENABLE_REDUCE:=false}

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ENABLE_UBOOT=${ENABLE_UBOOT:=false}

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ENABLE_UBOOT=${ENABLE_UBOOT:=false}

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UBOOTSRC_DIR=${UBOOTSRC_DIR:=""}

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UBOOTSRC_DIR=${UBOOTSRC_DIR:=""}

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ENABLE_FBTURBO=${ENABLE_FBTURBO:=false}

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ENABLE_FBTURBO=${ENABLE_FBTURBO:=false}

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FBTURBOSRC_DIR=${FBTURBOSRC_DIR:=""}

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FBTURBOSRC_DIR=${FBTURBOSRC_DIR:=""}

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ENABLE_HARDNET=${ENABLE_HARDNET:=false}

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ENABLE_HARDNET=${ENABLE_HARDNET:=false}

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ENABLE_IPTABLES=${ENABLE_IPTABLES:=false}

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ENABLE_IPTABLES=${ENABLE_IPTABLES:=false}

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ENABLE_SPLITFS=${ENABLE_SPLITFS:=false}

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ENABLE_SPLITFS=${ENABLE_SPLITFS:=false}

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ENABLE_INITRAMFS=${ENABLE_INITRAMFS:=false}

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ENABLE_INITRAMFS=${ENABLE_INITRAMFS:=false}

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ENABLE_IFNAMES=${ENABLE_IFNAMES:=true}

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ENABLE_IFNAMES=${ENABLE_IFNAMES:=true}

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DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS:=}

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DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS:=}

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# Kernel compilation settings

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# Kernel compilation settings

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BUILD_KERNEL=${BUILD_KERNEL:=true}

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BUILD_KERNEL=${BUILD_KERNEL:=true}

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KERNEL_REDUCE=${KERNEL_REDUCE:=false}

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KERNEL_REDUCE=${KERNEL_REDUCE:=false}

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KERNEL_THREADS=${KERNEL_THREADS:=1}

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KERNEL_THREADS=${KERNEL_THREADS:=1}

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KERNEL_HEADERS=${KERNEL_HEADERS:=true}

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KERNEL_HEADERS=${KERNEL_HEADERS:=true}

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KERNEL_MENUCONFIG=${KERNEL_MENUCONFIG:=false}

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KERNEL_MENUCONFIG=${KERNEL_MENUCONFIG:=false}

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KERNEL_REMOVESRC=${KERNEL_REMOVESRC:=true}

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KERNEL_REMOVESRC=${KERNEL_REMOVESRC:=true}

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KERNEL_OLDDEFCONFIG=${KERNEL_OLDDEFCONFIG:=false}

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KERNEL_OLDDEFCONFIG=${KERNEL_OLDDEFCONFIG:=false}

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KERNEL_CCACHE=${KERNEL_CCACHE:=false}

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KERNEL_CCACHE=${KERNEL_CCACHE:=false}

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# Kernel compilation from source directory settings

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# Kernel compilation from source directory settings

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KERNELSRC_DIR=${KERNELSRC_DIR:=""}

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KERNELSRC_DIR=${KERNELSRC_DIR:=""}

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KERNELSRC_CLEAN=${KERNELSRC_CLEAN:=false}

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KERNELSRC_CLEAN=${KERNELSRC_CLEAN:=false}

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KERNELSRC_CONFIG=${KERNELSRC_CONFIG:=true}

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KERNELSRC_CONFIG=${KERNELSRC_CONFIG:=true}

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KERNELSRC_PREBUILT=${KERNELSRC_PREBUILT:=false}

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KERNELSRC_PREBUILT=${KERNELSRC_PREBUILT:=false}

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# Reduce disk usage settings

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# Reduce disk usage settings

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REDUCE_APT=${REDUCE_APT:=true}

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REDUCE_APT=${REDUCE_APT:=true}

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REDUCE_DOC=${REDUCE_DOC:=true}

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REDUCE_DOC=${REDUCE_DOC:=true}

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REDUCE_MAN=${REDUCE_MAN:=true}

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REDUCE_MAN=${REDUCE_MAN:=true}

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REDUCE_VIM=${REDUCE_VIM:=false}

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REDUCE_VIM=${REDUCE_VIM:=false}

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REDUCE_BASH=${REDUCE_BASH:=false}

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REDUCE_BASH=${REDUCE_BASH:=false}

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REDUCE_HWDB=${REDUCE_HWDB:=true}

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REDUCE_HWDB=${REDUCE_HWDB:=true}

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REDUCE_SSHD=${REDUCE_SSHD:=true}

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REDUCE_SSHD=${REDUCE_SSHD:=true}

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REDUCE_LOCALE=${REDUCE_LOCALE:=true}

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REDUCE_LOCALE=${REDUCE_LOCALE:=true}

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# Encrypted filesystem settings

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# Encrypted filesystem settings

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ENABLE_CRYPTFS=${ENABLE_CRYPTFS:=false}

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ENABLE_CRYPTFS=${ENABLE_CRYPTFS:=false}

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CRYPTFS_PASSWORD=${CRYPTFS_PASSWORD:=""}

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CRYPTFS_PASSWORD=${CRYPTFS_PASSWORD:=""}

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CRYPTFS_MAPPING=${CRYPTFS_MAPPING:="secure"}

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CRYPTFS_MAPPING=${CRYPTFS_MAPPING:="secure"}

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CRYPTFS_CIPHER=${CRYPTFS_CIPHER:="aes-xts-plain64:sha512"}

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CRYPTFS_CIPHER=${CRYPTFS_CIPHER:="aes-xts-plain64:sha512"}

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CRYPTFS_XTSKEYSIZE=${CRYPTFS_XTSKEYSIZE:=512}

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CRYPTFS_XTSKEYSIZE=${CRYPTFS_XTSKEYSIZE:=512}

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# Chroot scripts directory

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# Chroot scripts directory

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CHROOT_SCRIPTS=${CHROOT_SCRIPTS:=""}

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CHROOT_SCRIPTS=${CHROOT_SCRIPTS:=""}

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# Packages required in the chroot build environment

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# Packages required in the chroot build environment

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APT_INCLUDES=${APT_INCLUDES:=""}

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APT_INCLUDES=${APT_INCLUDES:=""}

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APT_INCLUDES="${APT_INCLUDES},apt-transport-https,apt-utils,ca-certificates,debian-archive-keyring,dialog,sudo,systemd,sysvinit-utils,locales,keyboard-configuration,console-setup"

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APT_INCLUDES="${APT_INCLUDES},apt-transport-https,apt-utils,ca-certificates,debian-archive-keyring,dialog,sudo,systemd,sysvinit-utils,locales,keyboard-configuration,console-setup"

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# Packages required for bootstrapping

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# Packages required for bootstrapping

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REQUIRED_PACKAGES="debootstrap debian-archive-keyring qemu-user-static binfmt-support dosfstools rsync bmap-tools whois git bc psmisc dbus sudo netselect-apt"

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REQUIRED_PACKAGES="debootstrap debian-archive-keyring qemu-user-static binfmt-support dosfstools rsync bmap-tools whois git bc psmisc dbus sudo netselect-apt"

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MISSING_PACKAGES=""

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MISSING_PACKAGES=""

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# Packages installed for c/c++ build environment in chroot (keep empty)

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# Packages installed for c/c++ build environment in chroot (keep empty)

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COMPILER_PACKAGES=""

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COMPILER_PACKAGES=""

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#make script easier and more stable to use with convenient setup switch. Just setup SET_ARCH and RPI_MODEL and your good to go!

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#make script easier and more stable to use with convenient setup switch. Just setup SET_ARCH and RPI_MODEL and your good to go!

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if [ -n "$SET_ARCH" ] ; then

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if [ -n "$SET_ARCH" ] ; then

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echo "Setting Architecture specific settings"

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echo "Setting Architecture specific settings"

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##################################

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##################################

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# 64 bit config

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# 64 bit config

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##################################

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##################################

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if [ "$SET_ARCH" = 64 ] ; then

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if [ "$SET_ARCH" = 64 ] ; then

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echo "64 bit mode selected - Setting up enviroment"

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echo "64 bit mode selected - Setting up enviroment"

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# 64 bit depended settings

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# 64 bit depended settings

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QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-aarch64-static}

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QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-aarch64-static}

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KERNEL_ARCH=${KERNEL_ARCH:=arm64}

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KERNEL_ARCH=${KERNEL_ARCH:=arm64}

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KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="Image"}

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KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="Image"}

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RELEASE_ARCH=${RELEASE_ARCH:=arm64}

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CROSS_COMPILE=${CROSS_COMPILE:=aarch64-linux-gnu-}

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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-arm64"

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if [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then

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if [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then

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# RPI 3 serie specific settings

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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-arm64"

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DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}

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UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_defconfig}

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KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi3_defconfig}

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KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi3_defconfig}

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RELEASE_ARCH=${RELEASE_ARCH:=arm64}

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KERNEL_IMAGE=${KERNEL_IMAGE:=kernel8.img}

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KERNEL_IMAGE=${KERNEL_IMAGE:=kernel8.img}

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CROSS_COMPILE=${CROSS_COMPILE:=aarch64-linux-gnu-}

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else

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else

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echo "error: At the moment Raspberry PI 3 and 3B+ are the only Models which support 64bit"

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echo "error: At the moment Raspberry PI 3 and 3B+ are the only Models which support 64bit"

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exit 1

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exit 1

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fi

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fi

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fi

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fi

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##################################

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##################################

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# 32 bit config

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# 32 bit config

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##################################

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##################################

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if [ "$SET_ARCH" = 32 ] ; then

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if [ "$SET_ARCH" = 32 ] ; then

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echo "32 bit mode selected - Setting up enviroment"

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echo "32 bit mode selected - Setting up enviroment"

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#General 32bit configuration

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#General 32bit configuration

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QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-arm-static}

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QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-arm-static}

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KERNEL_ARCH=${KERNEL_ARCH:=arm}

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KERNEL_ARCH=${KERNEL_ARCH:=arm}

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KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="zImage"}

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KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="zImage"}

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#Raspberry setting grouped by board compability

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#Raspberry setting grouped by board compability

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if [ "$RPI_MODEL" = 0 ] || [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] ; then

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if [ "$RPI_MODEL" = 0 ] || [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] ; then

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echo "Setting settings for bcm2835 Raspberry PI boards"

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echo "Setting settings for bcm2835 Raspberry PI boards"

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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armel"

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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armel"

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KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi_defconfig}

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KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi_defconfig}

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UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}

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RELEASE_ARCH=${RELEASE_ARCH:=armel}

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RELEASE_ARCH=${RELEASE_ARCH:=armel}

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KERNEL_IMAGE=${KERNEL_IMAGE:=kernel.img}

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KERNEL_IMAGE=${KERNEL_IMAGE:=kernel.img}

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CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabi-}

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CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabi-}

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fi

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fi

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if [ "$RPI_MODEL" = 2 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then

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if [ "$RPI_MODEL" = 2 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then

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echo "Setting settings for bcm2837 Raspberry PI boards"

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echo "Setting settings for bcm2837 Raspberry PI boards"

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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armhf"

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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armhf"

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KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcm2709_defconfig}

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KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcm2709_defconfig}

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RELEASE_ARCH=${RELEASE_ARCH:=armhf}

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RELEASE_ARCH=${RELEASE_ARCH:=armhf}

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KERNEL_IMAGE=${KERNEL_IMAGE:=kernel7.img}

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KERNEL_IMAGE=${KERNEL_IMAGE:=kernel7.img}

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CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabihf-}

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CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabihf-}

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fi

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fi

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fi

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echo "Setting Raspberry PI $RPI_MODEL specific configuration"

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#SET_ARCH not set

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else

255

echo "error: Please set '32' or '64' as value for SET_ARCH"

256

exit 1

257

fi

259

258

260

#Device specific configuration

259

#Device specific configuration

260

echo "Select DTB-File"

261

case "$RPI_MODEL" in

261

case "$RPI_MODEL" in

262

0)

262

0)

263

DTB_FILE=${DTB_FILE:=bcm2708-rpi-0-w.dtb}

263

DTB_FILE=${DTB_FILE:=bcm2708-rpi-0-w.dtb}

264

UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}

264

;;

265

;;

265

1)

266

1)

266

DTB_FILE=${DTB_FILE:=bcm2708-rpi-b.dtb}

267

DTB_FILE=${DTB_FILE:=bcm2708-rpi-b.dtb}

268

UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}

267

;;

269

;;

268

1P)

270

1P)

269

DTB_FILE=${DTB_FILE:=bcm2708-rpi-b-plus.dtb}

271

DTB_FILE=${DTB_FILE:=bcm2708-rpi-b-plus.dtb}

272

UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}

270

;;

273

;;

271

2)

274

2)

272

DTB_FILE=${DTB_FILE:=bcm2709-rpi-2-b.dtb}

275

DTB_FILE=${DTB_FILE:=bcm2709-rpi-2-b.dtb}

273

UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_2_defconfig}

276

UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_2_defconfig}

274

;;

277

;;

275

3)

278

3)

276

DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}

279

DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}

277

UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_~~32b_~~defconfig}

280

UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_defconfig}

278

;;

281

;;

279

3P)

282

3P)

280

DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}

283

DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}

281

UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_~~32b_~~defconfig}

284

UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_defconfig}

282

;;

285

;;

283

*)

286

*)

284

echo "error: Raspberry Pi model ${RPI_MODEL} is not supported!"

287

echo "error: Raspberry Pi model $RPI_MODEL is not supported!"

285

exit 1

288

exit 1

286

;;

289

;;

287

esac

290

esac

288

291

echo "$DTB_FILE selected"

289

#end 32 bit

290

fi

291

#SET_ARCH not set

292

else

293

echo "error: Please set '32' or '64' as value for SET_ARCH"

294

exit 1

295

fi

296

292

297

#DEBUG off

293

#DEBUG off

298

set +x

294

set +x

299

295

300

# Check if the internal wireless interface is supported by the RPi model

296

# Check if the internal wireless interface is supported by the RPi model

301

if [ "$ENABLE_WIRELESS" = true ] ; then

297

if [ "$ENABLE_WIRELESS" = true ] ; then

302

if [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] || [ "$RPI_MODEL" = 2 ] ; then

298

if [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] || [ "$RPI_MODEL" = 2 ] ; then

303

echo "error: The selected Raspberry Pi model has no internal wireless interface"

299

echo "error: The selected Raspberry Pi model has no internal wireless interface"

304

exit 1

300

exit 1

305

else

301

else

306

echo "Raspberry Pi ~~model~~"

302

echo "Raspberry Pi $RPI_MODEL has WIFI support"

307

fi

303

fi

308

fi

304

fi

309

305

310

# Check if DISABLE_UNDERVOLT_WARNINGS parameter value is supported

306

# Check if DISABLE_UNDERVOLT_WARNINGS parameter value is supported

311

if [ -n "$DISABLE_UNDERVOLT_WARNINGS" ] ; then

307

if [ -n "$DISABLE_UNDERVOLT_WARNINGS" ] ; then

312

if [ "$DISABLE_UNDERVOLT_WARNINGS" != 1 ] && [ "$DISABLE_UNDERVOLT_WARNINGS" != 2 ] ; then

308

if [ "$DISABLE_UNDERVOLT_WARNINGS" != 1 ] && [ "$DISABLE_UNDERVOLT_WARNINGS" != 2 ] ; then

313

echo "error: DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS} is not supported"

309

echo "error: DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS} is not supported"

314

exit 1

310

exit 1

315

fi

311

fi

316

fi

312

fi

317

313

318

# Add libncurses5 to enable kernel menuconfig

314

# Add libncurses5 to enable kernel menuconfig

319

if [ "$KERNEL_MENUCONFIG" = true ] ; then

315

if [ "$KERNEL_MENUCONFIG" = true ] ; then

320

REQUIRED_PACKAGES="${REQUIRED_PACKAGES} libncurses5-dev"

316

REQUIRED_PACKAGES="${REQUIRED_PACKAGES} libncurses5-dev"

321

fi

317

fi

322

318

323

# Add ccache compiler cache for (faster) kernel cross (re)compilation

319

# Add ccache compiler cache for (faster) kernel cross (re)compilation

324

if [ "$KERNEL_CCACHE" = true ] ; then

320

if [ "$KERNEL_CCACHE" = true ] ; then

325

REQUIRED_PACKAGES="${REQUIRED_PACKAGES} ccache"

321

REQUIRED_PACKAGES="${REQUIRED_PACKAGES} ccache"

326

fi

322

fi

327

323

328

# Add cryptsetup package to enable filesystem encryption

324

# Add cryptsetup package to enable filesystem encryption

329

if [ "$ENABLE_CRYPTFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then

325

if [ "$ENABLE_CRYPTFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then

330

REQUIRED_PACKAGES="${REQUIRED_PACKAGES} cryptsetup"

326

REQUIRED_PACKAGES="${REQUIRED_PACKAGES} cryptsetup"

331

APT_INCLUDES="${APT_INCLUDES},cryptsetup,busybox,console-setup"

327

APT_INCLUDES="${APT_INCLUDES},cryptsetup,busybox,console-setup"

332

328

333

if [ -z "$CRYPTFS_PASSWORD" ] ; then

329

if [ -z "$CRYPTFS_PASSWORD" ] ; then

334

echo "error: no password defined (CRYPTFS_PASSWORD)!"

330

echo "error: no password defined (CRYPTFS_PASSWORD)!"

335

exit 1

331

exit 1

336

fi

332

fi

337

ENABLE_INITRAMFS=true

333

ENABLE_INITRAMFS=true

338

fi

334

fi

339

335

340

# Add initramfs generation tools

336

# Add initramfs generation tools

341

if [ "$ENABLE_INITRAMFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then

337

if [ "$ENABLE_INITRAMFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then

342

APT_INCLUDES="${APT_INCLUDES},initramfs-tools"

338

APT_INCLUDES="${APT_INCLUDES},initramfs-tools"

343

fi

339

fi

344

340

345

# Add device-tree-compiler required for building the U-Boot bootloader

341

# Add device-tree-compiler required for building the U-Boot bootloader

346

if [ "$ENABLE_UBOOT" = true ] ; then

342

if [ "$ENABLE_UBOOT" = true ] ; then

347

APT_INCLUDES="${APT_INCLUDES},device-tree-compiler,bison,flex"

343

APT_INCLUDES="${APT_INCLUDES},device-tree-compiler,bison,flex"

348

fi

344

fi

349

345

350

# Check if root SSH (v2) public key file exists

346

# Check if root SSH (v2) public key file exists

351

if [ -n "$SSH_ROOT_PUB_KEY" ] ; then

347

if [ -n "$SSH_ROOT_PUB_KEY" ] ; then

352

if [ ! -f "$SSH_ROOT_PUB_KEY" ] ; then

348

if [ ! -f "$SSH_ROOT_PUB_KEY" ] ; then

353

echo "error: '$SSH_ROOT_PUB_KEY' specified SSH public key file not found (SSH_ROOT_PUB_KEY)!"

349

echo "error: '$SSH_ROOT_PUB_KEY' specified SSH public key file not found (SSH_ROOT_PUB_KEY)!"

354

exit 1

350

exit 1

355

fi

351

fi

356

fi

352

fi

357

353

358

# Check if $USER_NAME SSH (v2) public key file exists

354

# Check if $USER_NAME SSH (v2) public key file exists

359

if [ -n "$SSH_USER_PUB_KEY" ] ; then

355

if [ -n "$SSH_USER_PUB_KEY" ] ; then

360

if [ ! -f "$SSH_USER_PUB_KEY" ] ; then

356

if [ ! -f "$SSH_USER_PUB_KEY" ] ; then

361

echo "error: '$SSH_USER_PUB_KEY' specified SSH public key file not found (SSH_USER_PUB_KEY)!"

357

echo "error: '$SSH_USER_PUB_KEY' specified SSH public key file not found (SSH_USER_PUB_KEY)!"

362

exit 1

358

exit 1

363

fi

359

fi

364

fi

360

fi

365

361

366

# Check if all required packages are installed on the build system

362

# Check if all required packages are installed on the build system

367

for package in $REQUIRED_PACKAGES ; do

363

for package in $REQUIRED_PACKAGES ; do

368

if [ "$(dpkg-query -W -f='${Status}' "$package")" != "install ok installed" ] ; then

364

if [ "$(dpkg-query -W -f='${Status}' "$package")" != "install ok installed" ] ; then

369

MISSING_PACKAGES="${MISSING_PACKAGES} $package"

365

MISSING_PACKAGES="${MISSING_PACKAGES} $package"

370

fi

366

fi

371

done

367

done

372

368

373

# If there are missing packages ask confirmation for install, or exit

369

# If there are missing packages ask confirmation for install, or exit

374

if [ -n "$MISSING_PACKAGES" ] ; then

370

if [ -n "$MISSING_PACKAGES" ] ; then

375

echo "the following packages needed by this script are not installed:"

371

echo "the following packages needed by this script are not installed:"

376

echo "$MISSING_PACKAGES"

372

echo "$MISSING_PACKAGES"

377

373

378

printf "\ndo you want to install the missing packages right now? [y/n] "

374

printf "\ndo you want to install the missing packages right now? [y/n] "

379

read -r confirm

375

read -r confirm

380

[ "$confirm" != "y" ] && exit 1

376

[ "$confirm" != "y" ] && exit 1

381

377

382

# Make sure all missing required packages are installed

378

# Make sure all missing required packages are installed

383

apt-get -qq -y install "${MISSING_PACKAGES}"

379

apt-get -qq -y install "${MISSING_PACKAGES}"

384

fi

380

fi

385

381

386

# Check if ./bootstrap.d directory exists

382

# Check if ./bootstrap.d directory exists

387

if [ ! -d "./bootstrap.d/" ] ; then

383

if [ ! -d "./bootstrap.d/" ] ; then

388

echo "error: './bootstrap.d' required directory not found!"

384

echo "error: './bootstrap.d' required directory not found!"

389

exit 1

385

exit 1

390

fi

386

fi

391

387

392

# Check if ./files directory exists

388

# Check if ./files directory exists

393

if [ ! -d "./files/" ] ; then

389

if [ ! -d "./files/" ] ; then

394

echo "error: './files' required directory not found!"

390

echo "error: './files' required directory not found!"

395

exit 1

391

exit 1

396

fi

392

fi

397

393

398

# Check if specified KERNELSRC_DIR directory exists

394

# Check if specified KERNELSRC_DIR directory exists

399

if [ -n "$KERNELSRC_DIR" ] && [ ! -d "$KERNELSRC_DIR" ] ; then

395

if [ -n "$KERNELSRC_DIR" ] && [ ! -d "$KERNELSRC_DIR" ] ; then

400

echo "error: '${KERNELSRC_DIR}' specified directory not found (KERNELSRC_DIR)!"

396

echo "error: '${KERNELSRC_DIR}' specified directory not found (KERNELSRC_DIR)!"

401

exit 1

397

exit 1

402

fi

398

fi

403

399

404

# Check if specified UBOOTSRC_DIR directory exists

400

# Check if specified UBOOTSRC_DIR directory exists

405

if [ -n "$UBOOTSRC_DIR" ] && [ ! -d "$UBOOTSRC_DIR" ] ; then

401

if [ -n "$UBOOTSRC_DIR" ] && [ ! -d "$UBOOTSRC_DIR" ] ; then

406

echo "error: '${UBOOTSRC_DIR}' specified directory not found (UBOOTSRC_DIR)!"

402

echo "error: '${UBOOTSRC_DIR}' specified directory not found (UBOOTSRC_DIR)!"

407

exit 1

403

exit 1

408

fi

404

fi

409

405

410

# Check if specified FBTURBOSRC_DIR directory exists

406

# Check if specified FBTURBOSRC_DIR directory exists

411

if [ -n "$FBTURBOSRC_DIR" ] && [ ! -d "$FBTURBOSRC_DIR" ] ; then

407

if [ -n "$FBTURBOSRC_DIR" ] && [ ! -d "$FBTURBOSRC_DIR" ] ; then

412

echo "error: '${FBTURBOSRC_DIR}' specified directory not found (FBTURBOSRC_DIR)!"

408

echo "error: '${FBTURBOSRC_DIR}' specified directory not found (FBTURBOSRC_DIR)!"

413

exit 1

409

exit 1

414

fi

410

fi

415

411

416

# Check if specified CHROOT_SCRIPTS directory exists

412

# Check if specified CHROOT_SCRIPTS directory exists

417

if [ -n "$CHROOT_SCRIPTS" ] && [ ! -d "$CHROOT_SCRIPTS" ] ; then

413

if [ -n "$CHROOT_SCRIPTS" ] && [ ! -d "$CHROOT_SCRIPTS" ] ; then

418

echo "error: ${CHROOT_SCRIPTS} specified directory not found (CHROOT_SCRIPTS)!"

414

echo "error: ${CHROOT_SCRIPTS} specified directory not found (CHROOT_SCRIPTS)!"

419

exit 1

415

exit 1

420

fi

416

fi

421

417

422

# Check if specified device mapping already exists (will be used by cryptsetup)

418

# Check if specified device mapping already exists (will be used by cryptsetup)

423

if [ -r "/dev/mapping/${CRYPTFS_MAPPING}" ] ; then

419

if [ -r "/dev/mapping/${CRYPTFS_MAPPING}" ] ; then

424

echo "error: mapping /dev/mapping/${CRYPTFS_MAPPING} already exists, not proceeding"

420

echo "error: mapping /dev/mapping/${CRYPTFS_MAPPING} already exists, not proceeding"

425

exit 1

421

exit 1

426

fi

422

fi

427

423

428

# Don't clobber an old build

424

# Don't clobber an old build

429

if [ -e "$BUILDDIR" ] ; then

425

if [ -e "$BUILDDIR" ] ; then

430

echo "error: directory ${BUILDDIR} already exists, not proceeding"

426

echo "error: directory ${BUILDDIR} already exists, not proceeding"

431

exit 1

427

exit 1

432

fi

428

fi

433

429

434

# Setup chroot directory

430

# Setup chroot directory

435

mkdir -p "${R}"

431

mkdir -p "${R}"

436

432

437

# Check if build directory has enough of free disk space >512MB

433

# Check if build directory has enough of free disk space >512MB

438

if [ "$(df --output=avail "${BUILDDIR}" | sed "1d")" -le "524288" ] ; then

434

if [ "$(df --output=avail "${BUILDDIR}" | sed "1d")" -le "524288" ] ; then

439

echo "error: ${BUILDDIR} not enough space left to generate the output image!"

435

echo "error: ${BUILDDIR} not enough space left to generate the output image!"

440

exit 1

436

exit 1

441

fi

437

fi

442

438

443

# Call "cleanup" function on various signals and errors

439

# Call "cleanup" function on various signals and errors

444

trap cleanup 0 1 2 3 6

440

trap cleanup 0 1 2 3 6

445

441

446

# Add required packages for the minbase installation

442

# Add required packages for the minbase installation

447

if [ "$ENABLE_MINBASE" = true ] ; then

443

if [ "$ENABLE_MINBASE" = true ] ; then

448

APT_INCLUDES="${APT_INCLUDES},vim-tiny,netbase,net-tools,ifupdown"

444

APT_INCLUDES="${APT_INCLUDES},vim-tiny,netbase,net-tools,ifupdown"

449

fi

445

fi

450

446

451

# Add parted package, required to get partprobe utility

447

# Add parted package, required to get partprobe utility

452

if [ "$EXPANDROOT" = true ] ; then

448

if [ "$EXPANDROOT" = true ] ; then

453

APT_INCLUDES="${APT_INCLUDES},parted"

449

APT_INCLUDES="${APT_INCLUDES},parted"

454

fi

450

fi

455

451

456

# Add dbus package, recommended if using systemd

452

# Add dbus package, recommended if using systemd

457

if [ "$ENABLE_DBUS" = true ] ; then

453

if [ "$ENABLE_DBUS" = true ] ; then

458

APT_INCLUDES="${APT_INCLUDES},dbus"

454

APT_INCLUDES="${APT_INCLUDES},dbus"

459

fi

455

fi

460

456

461

# Add iptables IPv4/IPv6 package

457

# Add iptables IPv4/IPv6 package

462

if [ "$ENABLE_IPTABLES" = true ] ; then

458

if [ "$ENABLE_IPTABLES" = true ] ; then

463

APT_INCLUDES="${APT_INCLUDES},iptables,iptables-persistent"

459

APT_INCLUDES="${APT_INCLUDES},iptables,iptables-persistent"

464

fi

460

fi

465

461

466

# Add openssh server package

462

# Add openssh server package

467

if [ "$ENABLE_SSHD" = true ] ; then

463

if [ "$ENABLE_SSHD" = true ] ; then

468

APT_INCLUDES="${APT_INCLUDES},openssh-server"

464

APT_INCLUDES="${APT_INCLUDES},openssh-server"

469

fi

465

fi

470

466

471

# Add alsa-utils package

467

# Add alsa-utils package

472

if [ "$ENABLE_SOUND" = true ] ; then

468

if [ "$ENABLE_SOUND" = true ] ; then

473

APT_INCLUDES="${APT_INCLUDES},alsa-utils"

469

APT_INCLUDES="${APT_INCLUDES},alsa-utils"

474

fi

470

fi

475

471

476

# Add rng-tools package

472

# Add rng-tools package

477

if [ "$ENABLE_HWRANDOM" = true ] ; then

473

if [ "$ENABLE_HWRANDOM" = true ] ; then

478

APT_INCLUDES="${APT_INCLUDES},rng-tools"

474

APT_INCLUDES="${APT_INCLUDES},rng-tools"

479

fi

475

fi

480

476

481

# Add fbturbo video driver

477

# Add fbturbo video driver

482

if [ "$ENABLE_FBTURBO" = true ] ; then

478

if [ "$ENABLE_FBTURBO" = true ] ; then

483

# Enable xorg package dependencies

479

# Enable xorg package dependencies

484

ENABLE_XORG=true

480

ENABLE_XORG=true

485

fi

481

fi

486

482

487

# Add user defined window manager package

483

# Add user defined window manager package

488

if [ -n "$ENABLE_WM" ] ; then

484

if [ -n "$ENABLE_WM" ] ; then

489

APT_INCLUDES="${APT_INCLUDES},${ENABLE_WM}"

485

APT_INCLUDES="${APT_INCLUDES},${ENABLE_WM}"

490

486

491

# Enable xorg package dependencies

487

# Enable xorg package dependencies

492

ENABLE_XORG=true

488

ENABLE_XORG=true

493

fi

489

fi

494

490

495

# Add xorg package

491

# Add xorg package

496

if [ "$ENABLE_XORG" = true ] ; then

492

if [ "$ENABLE_XORG" = true ] ; then

497

APT_INCLUDES="${APT_INCLUDES},xorg,dbus-x11"

493

APT_INCLUDES="${APT_INCLUDES},xorg,dbus-x11"

498

fi

494

fi

499

495

500

# Replace selected packages with smaller clones

496

# Replace selected packages with smaller clones

501

if [ "$ENABLE_REDUCE" = true ] ; then

497

if [ "$ENABLE_REDUCE" = true ] ; then

502

# Add levee package instead of vim-tiny

498

# Add levee package instead of vim-tiny

503

if [ "$REDUCE_VIM" = true ] ; then

499

if [ "$REDUCE_VIM" = true ] ; then

504

APT_INCLUDES="$(echo ${APT_INCLUDES} | sed "s/vim-tiny/levee/")"

500

APT_INCLUDES="$(echo ${APT_INCLUDES} | sed "s/vim-tiny/levee/")"

505

fi

501

fi

506

502

507

# Add dropbear package instead of openssh-server

503

# Add dropbear package instead of openssh-server

508

if [ "$REDUCE_SSHD" = true ] ; then

504

if [ "$REDUCE_SSHD" = true ] ; then

509

APT_INCLUDES="$(echo "${APT_INCLUDES}" | sed "s/openssh-server/dropbear/")"

505

APT_INCLUDES="$(echo "${APT_INCLUDES}" | sed "s/openssh-server/dropbear/")"

510

fi

506

fi

511

fi

507

fi

512

508

513

# Configure kernel sources if no KERNELSRC_DIR

509

# Configure kernel sources if no KERNELSRC_DIR

514

if [ "$BUILD_KERNEL" = true ] && [ -z "$KERNELSRC_DIR" ] ; then

510

if [ "$BUILD_KERNEL" = true ] && [ -z "$KERNELSRC_DIR" ] ; then

515

KERNELSRC_CONFIG=true

511

KERNELSRC_CONFIG=true

516

fi

512

fi

517

513

518

# Configure reduced kernel

514

# Configure reduced kernel

519

if [ "$KERNEL_REDUCE" = true ] ; then

515

if [ "$KERNEL_REDUCE" = true ] ; then

520

KERNELSRC_CONFIG=false

516

KERNELSRC_CONFIG=false

521

fi

517

fi

522

518

523

set -x

519

set -x

524

520

525

# Execute bootstrap scripts

521

# Execute bootstrap scripts

526

for SCRIPT in bootstrap.d/*.sh; do

522

for SCRIPT in bootstrap.d/*.sh; do

527

head -n 4 "$SCRIPT"

523

head -n 4 "$SCRIPT"

528

. "$SCRIPT"

524

. "$SCRIPT"

529

done

525

done

530

526

531

## Execute custom bootstrap scripts

527

## Execute custom bootstrap scripts

532

if [ -d "custom.d" ] ; then

528

if [ -d "custom.d" ] ; then

533

for SCRIPT in custom.d/*.sh; do

529

for SCRIPT in custom.d/*.sh; do

534

. "$SCRIPT"

530

. "$SCRIPT"

535

done

531

done

536

fi

532

fi

537

533

538

# Execute custom scripts inside the chroot

534

# Execute custom scripts inside the chroot

539

if [ -n "$CHROOT_SCRIPTS" ] && [ -d "$CHROOT_SCRIPTS" ] ; then

535

if [ -n "$CHROOT_SCRIPTS" ] && [ -d "$CHROOT_SCRIPTS" ] ; then

540

cp -r "${CHROOT_SCRIPTS}" "${R}/chroot_scripts"

536

cp -r "${CHROOT_SCRIPTS}" "${R}/chroot_scripts"

541

chroot_exec /bin/bash -x <<'EOF'

537

chroot_exec /bin/bash -x <<'EOF'

542

for SCRIPT in /chroot_scripts/* ; do

538

for SCRIPT in /chroot_scripts/* ; do

543

if [ -f $SCRIPT -a -x $SCRIPT ] ; then

539

if [ -f $SCRIPT -a -x $SCRIPT ] ; then

544

$SCRIPT

540

$SCRIPT

545

fi

541

fi

546

done

542

done

547

EOF

543

EOF

548

rm -rf "${R}/chroot_scripts"

544

rm -rf "${R}/chroot_scripts"

549

fi

545

fi

550

546

551

# Remove c/c++ build environment from the chroot

547

# Remove c/c++ build environment from the chroot

552

chroot_remove_cc

548

chroot_remove_cc

553

549

554

# Generate required machine-id

550

# Generate required machine-id

555

MACHINE_ID=$(dbus-uuidgen)

551

MACHINE_ID=$(dbus-uuidgen)

556

echo -n "${MACHINE_ID}" > "${R}/var/lib/dbus/machine-id"

552

echo -n "${MACHINE_ID}" > "${R}/var/lib/dbus/machine-id"

557

echo -n "${MACHINE_ID}" > "${ETC_DIR}/machine-id"

553

echo -n "${MACHINE_ID}" > "${ETC_DIR}/machine-id"

558

554

559

# APT Cleanup

555

# APT Cleanup

560

chroot_exec apt-get -y clean

556

chroot_exec apt-get -y clean

561

chroot_exec apt-get -y autoclean

557

chroot_exec apt-get -y autoclean

562

chroot_exec apt-get -y autoremove

558

chroot_exec apt-get -y autoremove

563

559

564

# Unmount mounted filesystems

560

# Unmount mounted filesystems

565

umount -l "${R}/proc"

561

umount -l "${R}/proc"

566

umount -l "${R}/sys"

562

umount -l "${R}/sys"

567

563

568

# Clean up directories

564

# Clean up directories

569

rm -rf "${R}/run/*"

565

rm -rf "${R}/run/*"

570

rm -rf "${R}/tmp/*"

566

rm -rf "${R}/tmp/*"

571

567

572

# Clean up files

568

# Clean up files

573

rm -f "${ETC_DIR}/ssh/ssh_host_*"

569

rm -f "${ETC_DIR}/ssh/ssh_host_*"

574

rm -f "${ETC_DIR}/dropbear/dropbear_*"

570

rm -f "${ETC_DIR}/dropbear/dropbear_*"

575

rm -f "${ETC_DIR}/apt/sources.list.save"

571

rm -f "${ETC_DIR}/apt/sources.list.save"

576

rm -f "${ETC_DIR}/resolvconf/resolv.conf.d/original"

572

rm -f "${ETC_DIR}/resolvconf/resolv.conf.d/original"

577

rm -f "${ETC_DIR}/*-"

573

rm -f "${ETC_DIR}/*-"

578

rm -f "${ETC_DIR}/apt/apt.conf.d/10proxy"

574

rm -f "${ETC_DIR}/apt/apt.conf.d/10proxy"

579

rm -f "${ETC_DIR}/resolv.conf"

575

rm -f "${ETC_DIR}/resolv.conf"

580

rm -f "${R}/root/.bash_history"

576

rm -f "${R}/root/.bash_history"

581

rm -f "${R}/var/lib/urandom/random-seed"

577

rm -f "${R}/var/lib/urandom/random-seed"

582

rm -f "${R}/initrd.img"

578

rm -f "${R}/initrd.img"

583

rm -f "${R}/vmlinuz"

579

rm -f "${R}/vmlinuz"

584

rm -f "${R}${QEMU_BINARY}"

580

rm -f "${R}${QEMU_BINARY}"

585

581

586

if [ "$ENABLE_QEMU" = true ] ; then

582

if [ "$ENABLE_QEMU" = true ] ; then

587

# Configure qemu compatible kernel

583

# Configure qemu compatible kernel

588

DTB_FILE=vexpress-v2p-ca15_a7.dtb

584

DTB_FILE=vexpress-v2p-ca15_a7.dtb

589

UBOOT_CONFIG=vexpress_ca15_tc2_defconfig

585

UBOOT_CONFIG=vexpress_ca15_tc2_defconfig

590

KERNEL_DEFCONFIG="vexpress_defconfig"

586

KERNEL_DEFCONFIG="vexpress_defconfig"

591

if [ "$KERNEL_MENUCONFIG" = false ] ; then

587

if [ "$KERNEL_MENUCONFIG" = false ] ; then

592

KERNEL_OLDDEFCONFIG=true

588

KERNEL_OLDDEFCONFIG=true

593

fi

589

fi

594

590

595

# Setup QEMU directory

591

# Setup QEMU directory

596

mkdir "${BASEDIR}/qemu"

592

mkdir "${BASEDIR}/qemu"

597

593

598

# Copy kernel image to QEMU directory

594

# Copy kernel image to QEMU directory

599

install_readonly "${BOOT_DIR}/${KERNEL_IMAGE}" "${BASEDIR}/qemu/${KERNEL_IMAGE}"

595

install_readonly "${BOOT_DIR}/${KERNEL_IMAGE}" "${BASEDIR}/qemu/${KERNEL_IMAGE}"

600

596

601

# Copy kernel config to QEMU directory

597

# Copy kernel config to QEMU directory

602

install_readonly "${R}/boot/config-${KERNEL_VERSION}" "${BASEDIR}/qemu/config-${KERNEL_VERSION}"

598

install_readonly "${R}/boot/config-${KERNEL_VERSION}" "${BASEDIR}/qemu/config-${KERNEL_VERSION}"

603

599

604

# Copy kernel dtbs to QEMU directory

600

# Copy kernel dtbs to QEMU directory

605

for dtb in "${BOOT_DIR}/"*.dtb ; do

601

for dtb in "${BOOT_DIR}/"*.dtb ; do

606

if [ -f "${dtb}" ] ; then

602

if [ -f "${dtb}" ] ; then

607

install_readonly "${dtb}" "${BASEDIR}/qemu/"

603

install_readonly "${dtb}" "${BASEDIR}/qemu/"

608

fi

604

fi

609

done

605

done

610

606

611

# Copy kernel overlays to QEMU directory

607

# Copy kernel overlays to QEMU directory

612

if [ -d "${BOOT_DIR}/overlays" ] ; then

608

if [ -d "${BOOT_DIR}/overlays" ] ; then

613

# Setup overlays dtbs directory

609

# Setup overlays dtbs directory

614

mkdir "${BASEDIR}/qemu/overlays"

610

mkdir "${BASEDIR}/qemu/overlays"

615

611

616

for dtb in "${BOOT_DIR}/overlays/"*.dtb ; do

612

for dtb in "${BOOT_DIR}/overlays/"*.dtb ; do

617

if [ -f "${dtb}" ] ; then

613

if [ -f "${dtb}" ] ; then

618

install_readonly "${dtb}" "${BASEDIR}/qemu/overlays/"

614

install_readonly "${dtb}" "${BASEDIR}/qemu/overlays/"

619

fi

615

fi

620

done

616

done

621

fi

617

fi

622

618

623

# Copy u-boot files to QEMU directory

619

# Copy u-boot files to QEMU directory

624

if [ "$ENABLE_UBOOT" = true ] ; then

620

if [ "$ENABLE_UBOOT" = true ] ; then

625

if [ -f "${BOOT_DIR}/u-boot.bin" ] ; then

621

if [ -f "${BOOT_DIR}/u-boot.bin" ] ; then

626

install_readonly "${BOOT_DIR}/u-boot.bin" "${BASEDIR}/qemu/u-boot.bin"

622

install_readonly "${BOOT_DIR}/u-boot.bin" "${BASEDIR}/qemu/u-boot.bin"

627

fi

623

fi

628

if [ -f "${BOOT_DIR}/uboot.mkimage" ] ; then

624

if [ -f "${BOOT_DIR}/uboot.mkimage" ] ; then

629

install_readonly "${BOOT_DIR}/uboot.mkimage" "${BASEDIR}/qemu/uboot.mkimage"

625

install_readonly "${BOOT_DIR}/uboot.mkimage" "${BASEDIR}/qemu/uboot.mkimage"

630

fi

626

fi

631

if [ -f "${BOOT_DIR}/boot.scr" ] ; then

627

if [ -f "${BOOT_DIR}/boot.scr" ] ; then

632

install_readonly "${BOOT_DIR}/boot.scr" "${BASEDIR}/qemu/boot.scr"

628

install_readonly "${BOOT_DIR}/boot.scr" "${BASEDIR}/qemu/boot.scr"

633

fi

629

fi

634

fi

630

fi

635

631

636

# Copy initramfs to QEMU directory

632

# Copy initramfs to QEMU directory

637

if [ -f "${BOOT_DIR}/initramfs-${KERNEL_VERSION}" ] ; then

633

if [ -f "${BOOT_DIR}/initramfs-${KERNEL_VERSION}" ] ; then

638

install_readonly "${BOOT_DIR}/initramfs-${KERNEL_VERSION}" "${BASEDIR}/qemu/initramfs-${KERNEL_VERSION}"

634

install_readonly "${BOOT_DIR}/initramfs-${KERNEL_VERSION}" "${BASEDIR}/qemu/initramfs-${KERNEL_VERSION}"

639

fi

635

fi

640

fi

636

fi

641

637

642

# Calculate size of the chroot directory in KB

638

# Calculate size of the chroot directory in KB

643

CHROOT_SIZE=$(expr "$(du -s "${R}" | awk '{ print $1 }')")

639

CHROOT_SIZE=$(expr "$(du -s "${R}" | awk '{ print $1 }')")

644

640

645

# Calculate the amount of needed 512 Byte sectors

641

# Calculate the amount of needed 512 Byte sectors

646

TABLE_SECTORS=$(expr 1 \* 1024 \* 1024 \/ 512)

642

TABLE_SECTORS=$(expr 1 \* 1024 \* 1024 \/ 512)

647

FRMW_SECTORS=$(expr 64 \* 1024 \* 1024 \/ 512)

643

FRMW_SECTORS=$(expr 64 \* 1024 \* 1024 \/ 512)

648

ROOT_OFFSET=$(expr "${TABLE_SECTORS}" + "${FRMW_SECTORS}")

644

ROOT_OFFSET=$(expr "${TABLE_SECTORS}" + "${FRMW_SECTORS}")

649

645

650

# The root partition is EXT4

646

# The root partition is EXT4

651

# This means more space than the actual used space of the chroot is used.

647

# This means more space than the actual used space of the chroot is used.

652

# As overhead for journaling and reserved blocks 35% are added.

648

# As overhead for journaling and reserved blocks 35% are added.

653

ROOT_SECTORS=$(expr "$(expr "${CHROOT_SIZE}" + "${CHROOT_SIZE}" \/ 100 \* 35)" \* 1024 \/ 512)

649

ROOT_SECTORS=$(expr "$(expr "${CHROOT_SIZE}" + "${CHROOT_SIZE}" \/ 100 \* 35)" \* 1024 \/ 512)

654

650

655

# Calculate required image size in 512 Byte sectors

651

# Calculate required image size in 512 Byte sectors

656

IMAGE_SECTORS=$(expr "${TABLE_SECTORS}" + "${FRMW_SECTORS}" + "${ROOT_SECTORS}")

652

IMAGE_SECTORS=$(expr "${TABLE_SECTORS}" + "${FRMW_SECTORS}" + "${ROOT_SECTORS}")

657

653

658

# Prepare image file

654

# Prepare image file

659

if [ "$ENABLE_SPLITFS" = true ] ; then

655

if [ "$ENABLE_SPLITFS" = true ] ; then

660

dd if=/dev/zero of="$IMAGE_NAME-frmw.img" bs=512 count="${TABLE_SECTORS}"

656

dd if=/dev/zero of="$IMAGE_NAME-frmw.img" bs=512 count="${TABLE_SECTORS}"

661

dd if=/dev/zero of="$IMAGE_NAME-frmw.img" bs=512 count=0 seek="${FRMW_SECTORS}"

657

dd if=/dev/zero of="$IMAGE_NAME-frmw.img" bs=512 count=0 seek="${FRMW_SECTORS}"

662

dd if=/dev/zero of="$IMAGE_NAME-root.img" bs=512 count="${TABLE_SECTORS}"

658

dd if=/dev/zero of="$IMAGE_NAME-root.img" bs=512 count="${TABLE_SECTORS}"

663

dd if=/dev/zero of="$IMAGE_NAME-root.img" bs=512 count=0 seek="${ROOT_SECTORS}"

659

dd if=/dev/zero of="$IMAGE_NAME-root.img" bs=512 count=0 seek="${ROOT_SECTORS}"

664

660

665

# Write firmware/boot partition tables

661

# Write firmware/boot partition tables

666

sfdisk -q -L -uS -f "$IMAGE_NAME-frmw.img" 2> /dev/null <<EOM

662

sfdisk -q -L -uS -f "$IMAGE_NAME-frmw.img" 2> /dev/null <<EOM

667

"${TABLE_SECTORS}","${FRMW_SECTORS}",c,*

663

"${TABLE_SECTORS}","${FRMW_SECTORS}",c,*

668

EOM

664

EOM

669

665

670

# Write root partition table

666

# Write root partition table

671

sfdisk -q -L -uS -f "$IMAGE_NAME-root.img" 2> /dev/null <<EOM

667

sfdisk -q -L -uS -f "$IMAGE_NAME-root.img" 2> /dev/null <<EOM

672

"${TABLE_SECTORS}","${ROOT_SECTORS}",83

668

"${TABLE_SECTORS}","${ROOT_SECTORS}",83

673

EOM

669

EOM

674

670

675

# Setup temporary loop devices

671

# Setup temporary loop devices

676

FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show "$IMAGE_NAME"-frmw.img)"

672

FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show "$IMAGE_NAME"-frmw.img)"

677

ROOT_LOOP="$(losetup -o 1M -f --show "$IMAGE_NAME"-root.img)"

673

ROOT_LOOP="$(losetup -o 1M -f --show "$IMAGE_NAME"-root.img)"

678

else # ENABLE_SPLITFS=false

674

else # ENABLE_SPLITFS=false

679

dd if=/dev/zero of="$IMAGE_NAME.img" bs=512 count="${TABLE_SECTORS}"

675

dd if=/dev/zero of="$IMAGE_NAME.img" bs=512 count="${TABLE_SECTORS}"

680

dd if=/dev/zero of="$IMAGE_NAME.img" bs=512 count=0 seek="${IMAGE_SECTORS}"

676

dd if=/dev/zero of="$IMAGE_NAME.img" bs=512 count=0 seek="${IMAGE_SECTORS}"

681

677

682

# Write partition table

678

# Write partition table

683

sfdisk -q -L -uS -f "$IMAGE_NAME.img" 2> /dev/null <<EOM

679

sfdisk -q -L -uS -f "$IMAGE_NAME.img" 2> /dev/null <<EOM

684

"${TABLE_SECTORS}","${FRMW_SECTORS}",c,*

680

"${TABLE_SECTORS}","${FRMW_SECTORS}",c,*

685

"${ROOT_OFFSET}","${ROOT_SECTORS}",83

681

"${ROOT_OFFSET}","${ROOT_SECTORS}",83

686

EOM

682

EOM

687

683

688

# Setup temporary loop devices

684

# Setup temporary loop devices

689

FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show "$IMAGE_NAME".img)"

685

FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show "$IMAGE_NAME".img)"

690

ROOT_LOOP="$(losetup -o 65M -f --show "$IMAGE_NAME".img)"

686

ROOT_LOOP="$(losetup -o 65M -f --show "$IMAGE_NAME".img)"

691

fi

687

fi

692

688

693

if [ "$ENABLE_CRYPTFS" = true ] ; then

689

if [ "$ENABLE_CRYPTFS" = true ] ; then

694

# Create dummy ext4 fs

690

# Create dummy ext4 fs

695

mkfs.ext4 "$ROOT_LOOP"

691

mkfs.ext4 "$ROOT_LOOP"

696

692

697

# Setup password keyfile

693

# Setup password keyfile

698

touch .password

694

touch .password

699

chmod 600 .password

695

chmod 600 .password

700

echo -n "${CRYPTFS_PASSWORD}" > .password

696

echo -n "${CRYPTFS_PASSWORD}" > .password

701

697

702

# Initialize encrypted partition

698

# Initialize encrypted partition

703

echo "YES" | cryptsetup luksFormat "${ROOT_LOOP}" -c "${CRYPTFS_CIPHER}" -s "${CRYPTFS_XTSKEYSIZE}" .password

699

echo "YES" | cryptsetup luksFormat "${ROOT_LOOP}" -c "${CRYPTFS_CIPHER}" -s "${CRYPTFS_XTSKEYSIZE}" .password

704

700

705

# Open encrypted partition and setup mapping

701

# Open encrypted partition and setup mapping

706

cryptsetup luksOpen "${ROOT_LOOP}" -d .password "${CRYPTFS_MAPPING}"

702

cryptsetup luksOpen "${ROOT_LOOP}" -d .password "${CRYPTFS_MAPPING}"

707

703

708

# Secure delete password keyfile

704

# Secure delete password keyfile

709

shred -zu .password

705

shred -zu .password

710

706

711

# Update temporary loop device

707

# Update temporary loop device

712

ROOT_LOOP="/dev/mapper/${CRYPTFS_MAPPING}"

708

ROOT_LOOP="/dev/mapper/${CRYPTFS_MAPPING}"

713

709

714

# Wipe encrypted partition (encryption cipher is used for randomness)

710

# Wipe encrypted partition (encryption cipher is used for randomness)

715

dd if=/dev/zero of="${ROOT_LOOP}" bs=512 count="$(blockdev --getsz "${ROOT_LOOP}")"

711

dd if=/dev/zero of="${ROOT_LOOP}" bs=512 count="$(blockdev --getsz "${ROOT_LOOP}")"

716

fi

712

fi

717

713

718

# Build filesystems

714

# Build filesystems

719

mkfs.vfat "$FRMW_LOOP"

715

mkfs.vfat "$FRMW_LOOP"

720

mkfs.ext4 "$ROOT_LOOP"

716

mkfs.ext4 "$ROOT_LOOP"

721

717

722

# Mount the temporary loop devices

718

# Mount the temporary loop devices

723

mkdir -p "$BUILDDIR/mount"

719

mkdir -p "$BUILDDIR/mount"

724

mount "$ROOT_LOOP" "$BUILDDIR/mount"

720

mount "$ROOT_LOOP" "$BUILDDIR/mount"

725

721

726

mkdir -p "$BUILDDIR/mount/boot/firmware"

722

mkdir -p "$BUILDDIR/mount/boot/firmware"

727

mount "$FRMW_LOOP" "$BUILDDIR/mount/boot/firmware"

723

mount "$FRMW_LOOP" "$BUILDDIR/mount/boot/firmware"

728

724

729

# Copy all files from the chroot to the loop device mount point directory

725

# Copy all files from the chroot to the loop device mount point directory

730

rsync -a "${R}/" "$BUILDDIR/mount/"

726

rsync -a "${R}/" "$BUILDDIR/mount/"

731

727

732

# Unmount all temporary loop devices and mount points

728

# Unmount all temporary loop devices and mount points

733

cleanup

729

cleanup

734

730

735

# Create block map file(s) of image(s)

731

# Create block map file(s) of image(s)

736

if [ "$ENABLE_SPLITFS" = true ] ; then

732

if [ "$ENABLE_SPLITFS" = true ] ; then

737

# Create block map files for "bmaptool"

733

# Create block map files for "bmaptool"

738

bmaptool create -o "$IMAGE_NAME-frmw.bmap" "$IMAGE_NAME-frmw.img"

734

bmaptool create -o "$IMAGE_NAME-frmw.bmap" "$IMAGE_NAME-frmw.img"

739

bmaptool create -o "$IMAGE_NAME-root.bmap" "$IMAGE_NAME-root.img"

735

bmaptool create -o "$IMAGE_NAME-root.bmap" "$IMAGE_NAME-root.img"

740

736

741

# Image was successfully created

737

# Image was successfully created

742

echo "$IMAGE_NAME-frmw.img ($(expr $ "${TABLE_SECTORS}" + "${FRMW_SECTORS}" $ \* 512 \/ 1024 \/ 1024)M)" ": successfully created"

738

echo "$IMAGE_NAME-frmw.img ($(expr $ "${TABLE_SECTORS}" + "${FRMW_SECTORS}" $ \* 512 \/ 1024 \/ 1024)M)" ": successfully created"

743

echo "$IMAGE_NAME-root.img ($(expr $ "${TABLE_SECTORS}" + "${ROOT_SECTORS}" $ \* 512 \/ 1024 \/ 1024)M)" ": successfully created"

739

echo "$IMAGE_NAME-root.img ($(expr $ "${TABLE_SECTORS}" + "${ROOT_SECTORS}" $ \* 512 \/ 1024 \/ 1024)M)" ": successfully created"

744

else

740

else

745

# Create block map file for "bmaptool"

741

# Create block map file for "bmaptool"

746

bmaptool create -o "$IMAGE_NAME.bmap" "$IMAGE_NAME.img"

742

bmaptool create -o "$IMAGE_NAME.bmap" "$IMAGE_NAME.img"

747

743

748

# Image was successfully created

744

# Image was successfully created

749

echo "$IMAGE_NAME.img ($(expr $ "${TABLE_SECTORS}" + "${FRMW_SECTORS}" + "${ROOT_SECTORS}" $ \* 512 \/ 1024 \/ 1024)M)" ": successfully created"

745

echo "$IMAGE_NAME.img ($(expr $ "${TABLE_SECTORS}" + "${FRMW_SECTORS}" + "${ROOT_SECTORS}" $ \* 512 \/ 1024 \/ 1024)M)" ": successfully created"

750

746

751

# Create qemu qcow2 image

747

# Create qemu qcow2 image

752

if [ "$ENABLE_QEMU" = true ] ; then

748

if [ "$ENABLE_QEMU" = true ] ; then

753

QEMU_IMAGE=${QEMU_IMAGE:=${BASEDIR}/qemu/${DATE}-${KERNEL_ARCH}-CURRENT-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}

749

QEMU_IMAGE=${QEMU_IMAGE:=${BASEDIR}/qemu/${DATE}-${KERNEL_ARCH}-CURRENT-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}

754

QEMU_SIZE=16G

750

QEMU_SIZE=16G

755

751

756

qemu-img convert -f raw -O qcow2 "$IMAGE_NAME".img "$QEMU_IMAGE".qcow2

752

qemu-img convert -f raw -O qcow2 "$IMAGE_NAME".img "$QEMU_IMAGE".qcow2

757

qemu-img resize "$QEMU_IMAGE".qcow2 $QEMU_SIZE

753

qemu-img resize "$QEMU_IMAGE".qcow2 $QEMU_SIZE

758

754

759

echo "$QEMU_IMAGE.qcow2 ($QEMU_SIZE)" ": successfully created"

755

echo "$QEMU_IMAGE.qcow2 ($QEMU_SIZE)" ": successfully created"

760

fi

756

fi

761

fi

757

fi

	Site-wide shortcuts
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	Dépôts
g s	Goto summary page
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t s	Toggle sidebar on some pages

             #!/bin/bash
             #
             # Setup APT repositories
             #
             # Load utility functions
             . ./functions.sh
             # Install and setup APT proxy configuration
             if [ -z "$APT_PROXY" ] ; then
               install_readonly files/apt/10proxy "${ETC_DIR}/apt/apt.conf.d/10proxy"
               sed -i "s/\"\"/\"${APT_PROXY}\"/" "${ETC_DIR}/apt/apt.conf.d/10proxy"
             fi
             if [ "$BUILD_KERNEL" = false ] ; then
               echo "Downloading precompiled kernel"
               echo "error: not configured"
               exit 1;
             # BUILD_KERNEL=true
             else
               echo "No precompiled kernel repositories were added"
             fi
             #autconfigure best apt server to not spam ftp.debian.org
             #rm files/apt/sources.list
             #netselect-apt does not know buster yet
             if  [ "$RELEASE" = "buster" ] ; then
-              RELEASE=${RELEASE:=testing}
+              RELEASE=testing
             fi
             if [ "$ENABLE_NONFREE" = true ] ; then
               netselect-apt --arch "$RELEASE_ARCH" --tests 10 --sources --nonfree  --outfile "${ETC_DIR}/apt/sources.list" -d "$RELEASE"
             else
               netselect-apt --arch "$RELEASE_ARCH" --tests 10 --sources --outfile "${ETC_DIR}/apt/sources.list" -d "$RELEASE"
             fi
             #ipinfo=$(curl ipinfo.io | grep country )
             #grep -o '\"[^"]*\"' $ipinfo | tr -d '"'
             #grep -Po '"country":.*?[^\\]",' $(curl ipinfo.io | grep country )
             #sed -i "s,http:,https:,g" "${ETC_DIR}/apt/sources.list"
             # Upgrade package index and update all installed packages and changed dependencies
             chroot_exec apt-get -qq -y update
             chroot_exec apt-get -qq -y -u dist-upgrade
             if [ "$APT_INCLUDES_LATE" ] ; then
               chroot_exec apt-get -qq -y install "$(echo "$APT_INCLUDES_LATE" |tr , ' ')"
             fi
             if [ -d packages ] ; then
               for package in packages/*.deb ; do
                 cp "$package" "${R}"/tmp
                 chroot_exec dpkg --unpack /tmp/"$(basename "$package")"
               done
             fi
             chroot_exec apt-get -qq -y -f install
             chroot_exec apt-get -qq -y check

+            #!/bin/bash
             #
             # Setup Logging
             #
             # Load utility functions
             . ./functions.sh
             # Disable rsyslog
             if [ "$ENABLE_RSYSLOG" = false ] ; then
               sed -i "s|[#]*ForwardToSyslog=yes|ForwardToSyslog=no|g" "${ETC_DIR}/systemd/journald.conf"
               chroot_exec systemctl disable rsyslog
               chroot_exec apt-get -qq -y purge rsyslog
             fi

             #!/bin/bash
             #
             # Build and Setup U-Boot
             #
             # Load utility functions
             . ./functions.sh
             # Fetch and build U-Boot bootloader
             if [ "$ENABLE_UBOOT" = true ] ; then
               # Install c/c++ build environment inside the chroot
               chroot_install_cc
               # Copy existing U-Boot sources into chroot directory
               if [ -n "$UBOOTSRC_DIR" ] && [ -d "$UBOOTSRC_DIR" ] ; then
                 # Copy local U-Boot sources
                 cp -r "${UBOOTSRC_DIR}" "${R}/tmp"
               else
                 # Create temporary directory for U-Boot sources
                 temp_dir=$(as_nobody mktemp -d)
                 # Fetch U-Boot sources
                 as_nobody git -C "${temp_dir}" clone "${UBOOT_URL}"
                 # Copy downloaded U-Boot sources
                 mv "${temp_dir}/u-boot" "${R}/tmp/"
                 # Set permissions of the U-Boot sources
                 chown -R root:root "${R}/tmp/u-boot"
                 # Remove temporary directory for U-Boot sources
                 rm -fr "${temp_dir}"
               fi
               # Build and install U-Boot inside chroot
               chroot_exec make -j"${KERNEL_THREADS}" -C /tmp/u-boot/ "${UBOOT_CONFIG}" all
               # Copy compiled bootloader binary and set config.txt to load it
               install_exec "${R}/tmp/u-boot/tools/mkimage" "${R}/usr/sbin/mkimage"
               install_readonly "${R}/tmp/u-boot/u-boot.bin" "${BOOT_DIR}/u-boot.bin"
               printf "\n# boot u-boot kernel\nkernel=u-boot.bin\n" >> "${BOOT_DIR}/config.txt"
+              if [ "$SET_ARCH" = 64 ] ; then
+                #add arm_64bit=1
+                #device_tree_address=0x100
+                #device_tree_end=0x8000
+                #to config.txt
+              echo "Setting up config.txt to boot 64bit uboot"
+              fi
               # Install and setup U-Boot command file
               install_readonly files/boot/uboot.mkimage "${BOOT_DIR}/uboot.mkimage"
               printf "# Set the kernel boot command line\nsetenv bootargs \"earlyprintk ${CMDLINE}\"\n\n$(cat "${BOOT_DIR}"/uboot.mkimage)" > "${BOOT_DIR}/uboot.mkimage"
               if [ "$ENABLE_INITRAMFS" = true ] ; then
                 # Convert generated initramfs for U-Boot using mkimage
                 chroot_exec /usr/sbin/mkimage -A "${KERNEL_ARCH}" -T ramdisk -C none -n "initramfs-${KERNEL_VERSION}" -d "/boot/firmware/initramfs-${KERNEL_VERSION}" "/boot/firmware/initramfs-${KERNEL_VERSION}.uboot"
                 # Remove original initramfs file
                 rm -f "${BOOT_DIR}/initramfs-${KERNEL_VERSION}"
                 # Configure U-Boot to load generated initramfs
                 printf "# Set initramfs file\nsetenv initramfs initramfs-${KERNEL_VERSION}.uboot\n\n$(cat "${BOOT_DIR}"/uboot.mkimage)" > "${BOOT_DIR}/uboot.mkimage"
                 printf "\nbootz \${kernel_addr_r} \${ramdisk_addr_r} \${fdt_addr_r}" >> "${BOOT_DIR}/uboot.mkimage"
               else # ENABLE_INITRAMFS=false
                 # Remove initramfs from U-Boot mkfile
                 sed -i '/.*initramfs.*/d' "${BOOT_DIR}/uboot.mkimage"
                 if [ "$BUILD_KERNEL" = false ] ; then
                     # Remove dtbfile from U-Boot mkfile
                     sed -i '/.*dtbfile.*/d' "${BOOT_DIR}/uboot.mkimage"
                     printf "\nbootz \${kernel_addr_r}" >> "${BOOT_DIR}/uboot.mkimage"
                 else
                   printf "\nbootz \${kernel_addr_r} - \${fdt_addr_r}" >> "${BOOT_DIR}/uboot.mkimage"
                 fi
               fi
               # Set mkfile to use the correct dtb file
               sed -i "s/^\(setenv dtbfile \).*/\1${DTB_FILE}/" "${BOOT_DIR}/uboot.mkimage"
               # Set mkfile to use the correct mach id
               if [ "$ENABLE_QEMU" = true ] ; then
                 sed -i "s/^\(setenv machid \).*/\10x000008e0/" "${BOOT_DIR}/uboot.mkimage"
               fi
               # Set mkfile to use kernel image
               sed -i "s/^\(fatload mmc 0:1 \${kernel_addr_r} \).*/\1${KERNEL_IMAGE}/" "${BOOT_DIR}/uboot.mkimage"
               # Remove all leading blank lines
               sed -i "/./,\$!d" "${BOOT_DIR}/uboot.mkimage"
               # Generate U-Boot bootloader image
               chroot_exec /usr/sbin/mkimage -A "${KERNEL_ARCH}" -O linux -T script -C none -a 0x00000000 -e 0x00000000 -n "RPi${RPI_MODEL}" -d /boot/firmware/uboot.mkimage /boot/firmware/boot.scr
               # Remove U-Boot sources
               rm -fr "${R}/tmp/u-boot"
             fi

             #!/bin/bash
             ########################################################################
             # rpi23-gen-image.sh					       2015-2017
             #
             # Advanced Debian "stretch" and "buster" bootstrap script for RPi2/3
             #
             # This program is free software; you can redistribute it and/or
             # modify it under the terms of the GNU General Public License
             # as published by the Free Software Foundation; either version 2
             # of the License, or (at your option) any later version.
             #
             # Copyright (C) 2015 Jan Wagner <mail@jwagner.eu>
             #
             # Big thanks for patches and enhancements by 20+ github contributors!
             ########################################################################
             # Are we running as root?
             if [ "$(id -u)" -ne "0" ] ; then
               echo "error: this script must be executed with root privileges!"
               exit 1
             fi
             # Check if ./functions.sh script exists
             if [ ! -r "./functions.sh" ] ; then
               echo "error: './functions.sh' required script not found!"
               exit 1
             fi
             # Load utility functions
             . ./functions.sh
             # Load parameters from configuration template file
             if [ -n "$CONFIG_TEMPLATE" ] ; then
               use_template
             fi
             # Introduce settings
             set -e
             echo -n -e "\n#\n# RPi2/3 Bootstrap Settings\n#\n"
             set -x
             # Raspberry Pi model configuration
             RPI_MODEL=${RPI_MODEL:=2}
             # Debian release
             RELEASE=${RELEASE:=buster}
             #Kernel Branch
             KERNEL_BRANCH=${KERNEL_BRANCH:=""}
             # URLs
             KERNEL_URL=${KERNEL_URL:=https://github.com/raspberrypi/linux}
             FIRMWARE_URL=${FIRMWARE_URL:=https://github.com/raspberrypi/firmware/raw/master/boot}
             WLAN_FIRMWARE_URL=${WLAN_FIRMWARE_URL:=https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm}
             FBTURBO_URL=${FBTURBO_URL:=https://github.com/ssvb/xf86-video-fbturbo.git}
             UBOOT_URL=${UBOOT_URL:=https://git.denx.de/u-boot.git}
             # Firmware directory: Blank if download from github
             RPI_FIRMWARE_DIR=${RPI_FIRMWARE_DIR:=""}
             # Build directories
             BASEDIR=${BASEDIR:=$(pwd)/images/${RELEASE}}
             BUILDDIR="${BASEDIR}/build"
             # Prepare date string for default image file name
             DATE="$(date +%Y-%m-%d)"
             if [ -z "$KERNEL_BRANCH" ] ; then
               IMAGE_NAME=${IMAGE_NAME:=${BASEDIR}/${DATE}-${KERNEL_ARCH}-CURRENT-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}
             else
               IMAGE_NAME=${IMAGE_NAME:=${BASEDIR}/${DATE}-${KERNEL_ARCH}-${KERNEL_BRANCH}-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}
             fi
             # Chroot directories
             R="${BUILDDIR}/chroot"
             ETC_DIR="${R}/etc"
             LIB_DIR="${R}/lib"
             BOOT_DIR="${R}/boot/firmware"
             KERNEL_DIR="${R}/usr/src/linux"
             WLAN_FIRMWARE_DIR="${R}/lib/firmware/brcm"
             # General settings
             SET_ARCH=${SET_ARCH:=32}
             HOSTNAME=${HOSTNAME:=rpi${RPI_MODEL}-${RELEASE}}
             PASSWORD=${PASSWORD:=raspberry}
             USER_PASSWORD=${USER_PASSWORD:=raspberry}
             DEFLOCAL=${DEFLOCAL:="en_US.UTF-8"}
             TIMEZONE=${TIMEZONE:="Europe/Berlin"}
             EXPANDROOT=${EXPANDROOT:=true}
             # Keyboard settings
             XKB_MODEL=${XKB_MODEL:=""}
             XKB_LAYOUT=${XKB_LAYOUT:=""}
             XKB_VARIANT=${XKB_VARIANT:=""}
             XKB_OPTIONS=${XKB_OPTIONS:=""}
             # Network settings (DHCP)
             ENABLE_DHCP=${ENABLE_DHCP:=true}
             # Network settings (static)
             NET_ADDRESS=${NET_ADDRESS:=""}
             NET_GATEWAY=${NET_GATEWAY:=""}
             NET_DNS_1=${NET_DNS_1:=""}
             NET_DNS_2=${NET_DNS_2:=""}
             NET_DNS_DOMAINS=${NET_DNS_DOMAINS:=""}
             NET_NTP_1=${NET_NTP_1:=""}
             NET_NTP_2=${NET_NTP_2:=""}
             # APT settings
             APT_PROXY=${APT_PROXY:=""}
             APT_SERVER=${APT_SERVER:="ftp.debian.org"}
             # Feature settings
             ENABLE_CONSOLE=${ENABLE_CONSOLE:=true}
             ENABLE_I2C=${ENABLE_I2C:=false}
             ENABLE_SPI=${ENABLE_SPI:=false}
             ENABLE_IPV6=${ENABLE_IPV6:=true}
             ENABLE_SSHD=${ENABLE_SSHD:=true}
             ENABLE_NONFREE=${ENABLE_NONFREE:=false}
             ENABLE_WIRELESS=${ENABLE_WIRELESS:=false}
             ENABLE_SOUND=${ENABLE_SOUND:=true}
             ENABLE_DBUS=${ENABLE_DBUS:=true}
             ENABLE_HWRANDOM=${ENABLE_HWRANDOM:=true}
             ENABLE_MINGPU=${ENABLE_MINGPU:=false}
             ENABLE_XORG=${ENABLE_XORG:=false}
             ENABLE_WM=${ENABLE_WM:=""}
             ENABLE_RSYSLOG=${ENABLE_RSYSLOG:=true}
             ENABLE_USER=${ENABLE_USER:=true}
             USER_NAME=${USER_NAME:="pi"}
             ENABLE_ROOT=${ENABLE_ROOT:=false}
             ENABLE_QEMU=${ENABLE_QEMU:=false}
             # SSH settings
             SSH_ENABLE_ROOT=${SSH_ENABLE_ROOT:=false}
             SSH_DISABLE_PASSWORD_AUTH=${SSH_DISABLE_PASSWORD_AUTH:=false}
             SSH_LIMIT_USERS=${SSH_LIMIT_USERS:=false}
             SSH_ROOT_PUB_KEY=${SSH_ROOT_PUB_KEY:=""}
             SSH_USER_PUB_KEY=${SSH_USER_PUB_KEY:=""}
             # Advanced settings
             ENABLE_MINBASE=${ENABLE_MINBASE:=false}
             ENABLE_REDUCE=${ENABLE_REDUCE:=false}
             ENABLE_UBOOT=${ENABLE_UBOOT:=false}
             UBOOTSRC_DIR=${UBOOTSRC_DIR:=""}
             ENABLE_FBTURBO=${ENABLE_FBTURBO:=false}
             FBTURBOSRC_DIR=${FBTURBOSRC_DIR:=""}
             ENABLE_HARDNET=${ENABLE_HARDNET:=false}
             ENABLE_IPTABLES=${ENABLE_IPTABLES:=false}
             ENABLE_SPLITFS=${ENABLE_SPLITFS:=false}
             ENABLE_INITRAMFS=${ENABLE_INITRAMFS:=false}
             ENABLE_IFNAMES=${ENABLE_IFNAMES:=true}
             DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS:=}
             # Kernel compilation settings
             BUILD_KERNEL=${BUILD_KERNEL:=true}
             KERNEL_REDUCE=${KERNEL_REDUCE:=false}
             KERNEL_THREADS=${KERNEL_THREADS:=1}
             KERNEL_HEADERS=${KERNEL_HEADERS:=true}
             KERNEL_MENUCONFIG=${KERNEL_MENUCONFIG:=false}
             KERNEL_REMOVESRC=${KERNEL_REMOVESRC:=true}
             KERNEL_OLDDEFCONFIG=${KERNEL_OLDDEFCONFIG:=false}
             KERNEL_CCACHE=${KERNEL_CCACHE:=false}
             # Kernel compilation from source directory settings
             KERNELSRC_DIR=${KERNELSRC_DIR:=""}
             KERNELSRC_CLEAN=${KERNELSRC_CLEAN:=false}
             KERNELSRC_CONFIG=${KERNELSRC_CONFIG:=true}
             KERNELSRC_PREBUILT=${KERNELSRC_PREBUILT:=false}
             # Reduce disk usage settings
             REDUCE_APT=${REDUCE_APT:=true}
             REDUCE_DOC=${REDUCE_DOC:=true}
             REDUCE_MAN=${REDUCE_MAN:=true}
             REDUCE_VIM=${REDUCE_VIM:=false}
             REDUCE_BASH=${REDUCE_BASH:=false}
             REDUCE_HWDB=${REDUCE_HWDB:=true}
             REDUCE_SSHD=${REDUCE_SSHD:=true}
             REDUCE_LOCALE=${REDUCE_LOCALE:=true}
             # Encrypted filesystem settings
             ENABLE_CRYPTFS=${ENABLE_CRYPTFS:=false}
             CRYPTFS_PASSWORD=${CRYPTFS_PASSWORD:=""}
             CRYPTFS_MAPPING=${CRYPTFS_MAPPING:="secure"}
             CRYPTFS_CIPHER=${CRYPTFS_CIPHER:="aes-xts-plain64:sha512"}
             CRYPTFS_XTSKEYSIZE=${CRYPTFS_XTSKEYSIZE:=512}
             # Chroot scripts directory
             CHROOT_SCRIPTS=${CHROOT_SCRIPTS:=""}
             # Packages required in the chroot build environment
             APT_INCLUDES=${APT_INCLUDES:=""}
             APT_INCLUDES="${APT_INCLUDES},apt-transport-https,apt-utils,ca-certificates,debian-archive-keyring,dialog,sudo,systemd,sysvinit-utils,locales,keyboard-configuration,console-setup"
             # Packages required for bootstrapping
             REQUIRED_PACKAGES="debootstrap debian-archive-keyring qemu-user-static binfmt-support dosfstools rsync bmap-tools whois git bc psmisc dbus sudo netselect-apt"
             MISSING_PACKAGES=""
             # Packages installed for c/c++ build environment in chroot (keep empty)
             COMPILER_PACKAGES=""
             #make script easier and more stable to use with convenient setup switch. Just setup SET_ARCH and RPI_MODEL and your good to go!
             if [ -n "$SET_ARCH" ] ; then
               echo "Setting Architecture specific settings"
               ##################################
               # 64 bit config
               ##################################
               if [ "$SET_ARCH" = 64 ] ; then
                 echo "64 bit mode selected - Setting up enviroment"
                 # 64 bit depended settings
                 QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-aarch64-static}
                 KERNEL_ARCH=${KERNEL_ARCH:=arm64}
                 KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="Image"}
-                RELEASE_ARCH=${RELEASE_ARCH:=arm64}
-                CROSS_COMPILE=${CROSS_COMPILE:=aarch64-linux-gnu-}
-                REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-arm64"
                 if [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then
-                  # RPI 3 serie specific settings
+                  REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-arm64"
-                  DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}
-                  UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_defconfig}
                   KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi3_defconfig}
+                  RELEASE_ARCH=${RELEASE_ARCH:=arm64}
                   KERNEL_IMAGE=${KERNEL_IMAGE:=kernel8.img}
+                  CROSS_COMPILE=${CROSS_COMPILE:=aarch64-linux-gnu-}
                 else
                   echo "error: At the moment Raspberry PI 3 and 3B+ are the only Models which support 64bit"
                   exit 1
                 fi
               fi
               ##################################
               # 32 bit config
               ##################################
               if [ "$SET_ARCH" = 32 ] ; then
                 echo "32 bit mode selected - Setting up enviroment"
                 #General 32bit configuration
                 QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-arm-static}
                 KERNEL_ARCH=${KERNEL_ARCH:=arm}
                 KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="zImage"}
                 #Raspberry setting grouped by board compability
                 if [ "$RPI_MODEL" = 0 ] || [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] ; then
                   echo "Setting settings for bcm2835 Raspberry PI boards"
                   REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armel"
                   KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi_defconfig}
-                  UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}
                   RELEASE_ARCH=${RELEASE_ARCH:=armel}
                   KERNEL_IMAGE=${KERNEL_IMAGE:=kernel.img}
                   CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabi-}
                 fi
                 if [ "$RPI_MODEL" = 2 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then
                   echo "Setting settings for bcm2837 Raspberry PI boards"
                   REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armhf"
                   KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcm2709_defconfig}
                   RELEASE_ARCH=${RELEASE_ARCH:=armhf}
                   KERNEL_IMAGE=${KERNEL_IMAGE:=kernel7.img}
                   CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabihf-}
                 fi
+              fi
-                echo "Setting Raspberry PI $RPI_MODEL specific configuration"
+            #SET_ARCH not set
+            else
+              echo "error: Please set '32' or '64' as value for SET_ARCH"
+              exit 1
+            fi
                 #Device specific configuration
+                echo "Select DTB-File"
                 case "$RPI_MODEL" in
 )
                   DTB_FILE=${DTB_FILE:=bcm2708-rpi-0-w.dtb}
+                  UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}
                   ;;
 )
                   DTB_FILE=${DTB_FILE:=bcm2708-rpi-b.dtb}
+                  UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}
                   ;;
 P)
                   DTB_FILE=${DTB_FILE:=bcm2708-rpi-b-plus.dtb}
+                  UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}
                   ;;
 )
                   DTB_FILE=${DTB_FILE:=bcm2709-rpi-2-b.dtb}
                   UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_2_defconfig}
                   ;;
 )
                   DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}
-                  UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_32b_defconfig}
+                  UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_defconfig}
                   ;;
 P)
                   DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}
-                  UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_32b_defconfig}
+                  UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_defconfig}
                   ;;
                 *)
-                  echo "error: Raspberry Pi model ${RPI_MODEL} is not supported!"
+                  echo "error: Raspberry Pi model $RPI_MODEL is not supported!"
                   exit 1
                   ;;
                 esac
+                echo "$DTB_FILE selected"
-              #end 32 bit
-              fi
-            #SET_ARCH not set
-            else
-              echo "error: Please set '32' or '64' as value for SET_ARCH"
-              exit 1
-            fi
             #DEBUG off
             set +x
             # Check if the internal wireless interface is supported by the RPi model
             if [ "$ENABLE_WIRELESS" = true ] ; then
               if [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] || [ "$RPI_MODEL" = 2 ] ; then
                 echo "error: The selected Raspberry Pi model has no internal wireless interface"
                 exit 1
               else
-                echo "Raspberry Pi model"
+                echo "Raspberry Pi $RPI_MODEL has WIFI support"
               fi
             fi
             # Check if DISABLE_UNDERVOLT_WARNINGS parameter value is supported
             if [ -n "$DISABLE_UNDERVOLT_WARNINGS" ] ; then
               if [ "$DISABLE_UNDERVOLT_WARNINGS" != 1 ] && [ "$DISABLE_UNDERVOLT_WARNINGS" != 2 ] ; then
                 echo "error: DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS} is not supported"
                 exit 1
               fi
             fi
             # Add libncurses5 to enable kernel menuconfig
             if [ "$KERNEL_MENUCONFIG" = true ] ; then
               REQUIRED_PACKAGES="${REQUIRED_PACKAGES} libncurses5-dev"
             fi
             # Add ccache compiler cache for (faster) kernel cross (re)compilation
             if [ "$KERNEL_CCACHE" = true ] ; then
               REQUIRED_PACKAGES="${REQUIRED_PACKAGES} ccache"
             fi
             # Add cryptsetup package to enable filesystem encryption
             if [ "$ENABLE_CRYPTFS" = true ]  && [ "$BUILD_KERNEL" = true ] ; then
               REQUIRED_PACKAGES="${REQUIRED_PACKAGES} cryptsetup"
               APT_INCLUDES="${APT_INCLUDES},cryptsetup,busybox,console-setup"
               if [ -z "$CRYPTFS_PASSWORD" ] ; then
                 echo "error: no password defined (CRYPTFS_PASSWORD)!"
                 exit 1
               fi
               ENABLE_INITRAMFS=true
             fi
             # Add initramfs generation tools
             if [ "$ENABLE_INITRAMFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then
               APT_INCLUDES="${APT_INCLUDES},initramfs-tools"
             fi
             # Add device-tree-compiler required for building the U-Boot bootloader
             if [ "$ENABLE_UBOOT" = true ] ; then
               APT_INCLUDES="${APT_INCLUDES},device-tree-compiler,bison,flex"
             fi
             # Check if root SSH (v2) public key file exists
             if [ -n "$SSH_ROOT_PUB_KEY" ] ; then
               if [ ! -f "$SSH_ROOT_PUB_KEY" ] ; then
                 echo "error: '$SSH_ROOT_PUB_KEY' specified SSH public key file not found (SSH_ROOT_PUB_KEY)!"
                 exit 1
               fi
             fi
             # Check if $USER_NAME SSH (v2) public key file exists
             if [ -n "$SSH_USER_PUB_KEY" ] ; then
               if [ ! -f "$SSH_USER_PUB_KEY" ] ; then
                 echo "error: '$SSH_USER_PUB_KEY' specified SSH public key file not found (SSH_USER_PUB_KEY)!"
                 exit 1
               fi
             fi
             # Check if all required packages are installed on the build system
             for package in $REQUIRED_PACKAGES ; do
               if [ "$(dpkg-query -W -f='${Status}' "$package")" != "install ok installed" ] ; then
                 MISSING_PACKAGES="${MISSING_PACKAGES} $package"
               fi
             done
             # If there are missing packages ask confirmation for install, or exit
             if [ -n "$MISSING_PACKAGES" ] ; then
               echo "the following packages needed by this script are not installed:"
               echo "$MISSING_PACKAGES"
               printf "\ndo you want to install the missing packages right now? [y/n] "
               read -r confirm
               [ "$confirm" != "y" ] && exit 1
               # Make sure all missing required packages are installed
               apt-get -qq -y install "${MISSING_PACKAGES}"
             fi
             # Check if ./bootstrap.d directory exists
             if [ ! -d "./bootstrap.d/" ] ; then
               echo "error: './bootstrap.d' required directory not found!"
               exit 1
             fi
             # Check if ./files directory exists
             if [ ! -d "./files/" ] ; then
               echo "error: './files' required directory not found!"
               exit 1
             fi
             # Check if specified KERNELSRC_DIR directory exists
             if [ -n "$KERNELSRC_DIR" ] && [ ! -d "$KERNELSRC_DIR" ] ; then
               echo "error: '${KERNELSRC_DIR}' specified directory not found (KERNELSRC_DIR)!"
               exit 1
             fi
             # Check if specified UBOOTSRC_DIR directory exists
             if [ -n "$UBOOTSRC_DIR" ] && [ ! -d "$UBOOTSRC_DIR" ] ; then
               echo "error: '${UBOOTSRC_DIR}' specified directory not found (UBOOTSRC_DIR)!"
               exit 1
             fi
             # Check if specified FBTURBOSRC_DIR directory exists
             if [ -n "$FBTURBOSRC_DIR" ] && [ ! -d "$FBTURBOSRC_DIR" ] ; then
               echo "error: '${FBTURBOSRC_DIR}' specified directory not found (FBTURBOSRC_DIR)!"
               exit 1
             fi
             # Check if specified CHROOT_SCRIPTS directory exists
             if [ -n "$CHROOT_SCRIPTS" ] && [ ! -d "$CHROOT_SCRIPTS" ] ; then
                echo "error: ${CHROOT_SCRIPTS} specified directory not found (CHROOT_SCRIPTS)!"
                exit 1
             fi
             # Check if specified device mapping already exists (will be used by cryptsetup)
             if [ -r "/dev/mapping/${CRYPTFS_MAPPING}" ] ; then
               echo "error: mapping /dev/mapping/${CRYPTFS_MAPPING} already exists, not proceeding"
               exit 1
             fi
             # Don't clobber an old build
             if [ -e "$BUILDDIR" ] ; then
               echo "error: directory ${BUILDDIR} already exists, not proceeding"
               exit 1
             fi
             # Setup chroot directory
             mkdir -p "${R}"
             # Check if build directory has enough of free disk space >512MB
             if [ "$(df --output=avail "${BUILDDIR}" | sed "1d")" -le "524288" ] ; then
               echo "error: ${BUILDDIR} not enough space left to generate the output image!"
               exit 1
             fi
             # Call "cleanup" function on various signals and errors
             trap cleanup 0 1 2 3 6
             # Add required packages for the minbase installation
             if [ "$ENABLE_MINBASE" = true ] ; then
               APT_INCLUDES="${APT_INCLUDES},vim-tiny,netbase,net-tools,ifupdown"
             fi
             # Add parted package, required to get partprobe utility
             if [ "$EXPANDROOT" = true ] ; then
               APT_INCLUDES="${APT_INCLUDES},parted"
             fi
             # Add dbus package, recommended if using systemd
             if [ "$ENABLE_DBUS" = true ] ; then
               APT_INCLUDES="${APT_INCLUDES},dbus"
             fi
             # Add iptables IPv4/IPv6 package
             if [ "$ENABLE_IPTABLES" = true ] ; then
               APT_INCLUDES="${APT_INCLUDES},iptables,iptables-persistent"
             fi
             # Add openssh server package
             if [ "$ENABLE_SSHD" = true ] ; then
               APT_INCLUDES="${APT_INCLUDES},openssh-server"
             fi
             # Add alsa-utils package
             if [ "$ENABLE_SOUND" = true ] ; then
               APT_INCLUDES="${APT_INCLUDES},alsa-utils"
             fi
             # Add rng-tools package
             if [ "$ENABLE_HWRANDOM" = true ] ; then
               APT_INCLUDES="${APT_INCLUDES},rng-tools"
             fi
             # Add fbturbo video driver
             if [ "$ENABLE_FBTURBO" = true ] ; then
               # Enable xorg package dependencies
               ENABLE_XORG=true
             fi
             # Add user defined window manager package
             if [ -n "$ENABLE_WM" ] ; then
               APT_INCLUDES="${APT_INCLUDES},${ENABLE_WM}"
               # Enable xorg package dependencies
               ENABLE_XORG=true
             fi
             # Add xorg package
             if [ "$ENABLE_XORG" = true ] ; then
               APT_INCLUDES="${APT_INCLUDES},xorg,dbus-x11"
             fi
             # Replace selected packages with smaller clones
             if [ "$ENABLE_REDUCE" = true ] ; then
               # Add levee package instead of vim-tiny
               if [ "$REDUCE_VIM" = true ] ; then
                 APT_INCLUDES="$(echo ${APT_INCLUDES} | sed "s/vim-tiny/levee/")"
               fi
               # Add dropbear package instead of openssh-server
               if [ "$REDUCE_SSHD" = true ] ; then
                 APT_INCLUDES="$(echo "${APT_INCLUDES}" | sed "s/openssh-server/dropbear/")"
               fi
             fi
             # Configure kernel sources if no KERNELSRC_DIR
             if [ "$BUILD_KERNEL" = true ] && [ -z "$KERNELSRC_DIR" ] ; then
               KERNELSRC_CONFIG=true
             fi
             # Configure reduced kernel
             if [ "$KERNEL_REDUCE" = true ] ; then
               KERNELSRC_CONFIG=false
             fi
             set -x
             # Execute bootstrap scripts
             for SCRIPT in bootstrap.d/*.sh; do
               head -n 4 "$SCRIPT"
               . "$SCRIPT"
             done
             ## Execute custom bootstrap scripts
             if [ -d "custom.d" ] ; then
               for SCRIPT in custom.d/*.sh; do
                 . "$SCRIPT"
               done
             fi
             # Execute custom scripts inside the chroot
             if [ -n "$CHROOT_SCRIPTS" ] && [ -d "$CHROOT_SCRIPTS" ] ; then
               cp -r "${CHROOT_SCRIPTS}" "${R}/chroot_scripts"
               chroot_exec /bin/bash -x <<'EOF'
             for SCRIPT in /chroot_scripts/* ; do
               if [ -f $SCRIPT -a -x $SCRIPT ] ; then
                 $SCRIPT
               fi
             done
             EOF
               rm -rf "${R}/chroot_scripts"
             fi
             # Remove c/c++ build environment from the chroot
             chroot_remove_cc
             # Generate required machine-id
             MACHINE_ID=$(dbus-uuidgen)
             echo -n "${MACHINE_ID}" > "${R}/var/lib/dbus/machine-id"
             echo -n "${MACHINE_ID}" > "${ETC_DIR}/machine-id"
             # APT Cleanup
             chroot_exec apt-get -y clean
             chroot_exec apt-get -y autoclean
             chroot_exec apt-get -y autoremove
             # Unmount mounted filesystems
             umount -l "${R}/proc"
             umount -l "${R}/sys"
             # Clean up directories
             rm -rf "${R}/run/*"
             rm -rf "${R}/tmp/*"
             # Clean up files
             rm -f "${ETC_DIR}/ssh/ssh_host_*"
             rm -f "${ETC_DIR}/dropbear/dropbear_*"
             rm -f "${ETC_DIR}/apt/sources.list.save"
             rm -f "${ETC_DIR}/resolvconf/resolv.conf.d/original"
             rm -f "${ETC_DIR}/*-"
             rm -f "${ETC_DIR}/apt/apt.conf.d/10proxy"
             rm -f "${ETC_DIR}/resolv.conf"
             rm -f "${R}/root/.bash_history"
             rm -f "${R}/var/lib/urandom/random-seed"
             rm -f "${R}/initrd.img"
             rm -f "${R}/vmlinuz"
             rm -f "${R}${QEMU_BINARY}"
             if [ "$ENABLE_QEMU" = true ] ; then
               # Configure qemu compatible kernel
               DTB_FILE=vexpress-v2p-ca15_a7.dtb
               UBOOT_CONFIG=vexpress_ca15_tc2_defconfig
               KERNEL_DEFCONFIG="vexpress_defconfig"
               if [ "$KERNEL_MENUCONFIG" = false ] ; then
                 KERNEL_OLDDEFCONFIG=true
               fi
               # Setup QEMU directory
               mkdir "${BASEDIR}/qemu"
               # Copy kernel image to QEMU directory
               install_readonly "${BOOT_DIR}/${KERNEL_IMAGE}" "${BASEDIR}/qemu/${KERNEL_IMAGE}"
               # Copy kernel config to QEMU directory
               install_readonly "${R}/boot/config-${KERNEL_VERSION}" "${BASEDIR}/qemu/config-${KERNEL_VERSION}"
               # Copy kernel dtbs to QEMU directory
               for dtb in "${BOOT_DIR}/"*.dtb ; do
                 if [ -f "${dtb}" ] ; then
                   install_readonly "${dtb}" "${BASEDIR}/qemu/"
                 fi
               done
               # Copy kernel overlays to QEMU directory
               if [ -d "${BOOT_DIR}/overlays" ] ; then
                 # Setup overlays dtbs directory
                 mkdir "${BASEDIR}/qemu/overlays"
                 for dtb in "${BOOT_DIR}/overlays/"*.dtb ; do
                   if [ -f "${dtb}" ] ; then
                     install_readonly "${dtb}" "${BASEDIR}/qemu/overlays/"
                   fi
                 done
               fi
               # Copy u-boot files to QEMU directory
               if [ "$ENABLE_UBOOT" = true ] ; then
                 if [ -f "${BOOT_DIR}/u-boot.bin" ] ; then
                   install_readonly "${BOOT_DIR}/u-boot.bin" "${BASEDIR}/qemu/u-boot.bin"
                 fi
                 if [ -f "${BOOT_DIR}/uboot.mkimage" ] ; then
                   install_readonly "${BOOT_DIR}/uboot.mkimage" "${BASEDIR}/qemu/uboot.mkimage"
                 fi
                 if [ -f "${BOOT_DIR}/boot.scr" ] ; then
                   install_readonly "${BOOT_DIR}/boot.scr" "${BASEDIR}/qemu/boot.scr"
                 fi
               fi
               # Copy initramfs to QEMU directory
               if [ -f "${BOOT_DIR}/initramfs-${KERNEL_VERSION}" ] ; then
                 install_readonly "${BOOT_DIR}/initramfs-${KERNEL_VERSION}" "${BASEDIR}/qemu/initramfs-${KERNEL_VERSION}"
               fi
             fi
             # Calculate size of the chroot directory in KB
             CHROOT_SIZE=$(expr "$(du -s "${R}" | awk '{ print $1 }')")
             # Calculate the amount of needed 512 Byte sectors
             TABLE_SECTORS=$(expr 1 \* 1024 \* 1024 \/ 512)
             FRMW_SECTORS=$(expr 64 \* 1024 \* 1024 \/ 512)
             ROOT_OFFSET=$(expr "${TABLE_SECTORS}" + "${FRMW_SECTORS}")
             # The root partition is EXT4
             # This means more space than the actual used space of the chroot is used.
             # As overhead for journaling and reserved blocks 35% are added.
             ROOT_SECTORS=$(expr "$(expr "${CHROOT_SIZE}" + "${CHROOT_SIZE}" \/ 100 \* 35)" \* 1024 \/ 512)
             # Calculate required image size in 512 Byte sectors
             IMAGE_SECTORS=$(expr "${TABLE_SECTORS}" + "${FRMW_SECTORS}" + "${ROOT_SECTORS}")
             # Prepare image file
             if [ "$ENABLE_SPLITFS" = true ] ; then
               dd if=/dev/zero of="$IMAGE_NAME-frmw.img" bs=512 count="${TABLE_SECTORS}"
               dd if=/dev/zero of="$IMAGE_NAME-frmw.img" bs=512 count=0 seek="${FRMW_SECTORS}"
               dd if=/dev/zero of="$IMAGE_NAME-root.img" bs=512 count="${TABLE_SECTORS}"
               dd if=/dev/zero of="$IMAGE_NAME-root.img" bs=512 count=0 seek="${ROOT_SECTORS}"
               # Write firmware/boot partition tables
               sfdisk -q -L -uS -f "$IMAGE_NAME-frmw.img" 2> /dev/null <<EOM
             "${TABLE_SECTORS}","${FRMW_SECTORS}",c,*
             EOM
               # Write root partition table
               sfdisk -q -L -uS -f "$IMAGE_NAME-root.img" 2> /dev/null <<EOM
             "${TABLE_SECTORS}","${ROOT_SECTORS}",83
             EOM
               # Setup temporary loop devices
               FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show "$IMAGE_NAME"-frmw.img)"
               ROOT_LOOP="$(losetup -o 1M -f --show "$IMAGE_NAME"-root.img)"
             else # ENABLE_SPLITFS=false
               dd if=/dev/zero of="$IMAGE_NAME.img" bs=512 count="${TABLE_SECTORS}"
               dd if=/dev/zero of="$IMAGE_NAME.img" bs=512 count=0 seek="${IMAGE_SECTORS}"
               # Write partition table
               sfdisk -q -L -uS -f "$IMAGE_NAME.img" 2> /dev/null <<EOM
             "${TABLE_SECTORS}","${FRMW_SECTORS}",c,*
             "${ROOT_OFFSET}","${ROOT_SECTORS}",83
             EOM
               # Setup temporary loop devices
               FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show "$IMAGE_NAME".img)"
               ROOT_LOOP="$(losetup -o 65M -f --show "$IMAGE_NAME".img)"
             fi
             if [ "$ENABLE_CRYPTFS" = true ] ; then
               # Create dummy ext4 fs
               mkfs.ext4 "$ROOT_LOOP"
               # Setup password keyfile
               touch .password
               chmod 600 .password
               echo -n "${CRYPTFS_PASSWORD}" > .password
               # Initialize encrypted partition
               echo "YES" | cryptsetup luksFormat "${ROOT_LOOP}" -c "${CRYPTFS_CIPHER}" -s "${CRYPTFS_XTSKEYSIZE}" .password
               # Open encrypted partition and setup mapping
               cryptsetup luksOpen "${ROOT_LOOP}" -d .password "${CRYPTFS_MAPPING}"
               # Secure delete password keyfile
               shred -zu .password
               # Update temporary loop device
               ROOT_LOOP="/dev/mapper/${CRYPTFS_MAPPING}"
               # Wipe encrypted partition (encryption cipher is used for randomness)
               dd if=/dev/zero of="${ROOT_LOOP}" bs=512 count="$(blockdev --getsz "${ROOT_LOOP}")"
             fi
             # Build filesystems
             mkfs.vfat "$FRMW_LOOP"
             mkfs.ext4 "$ROOT_LOOP"
             # Mount the temporary loop devices
             mkdir -p "$BUILDDIR/mount"
             mount "$ROOT_LOOP" "$BUILDDIR/mount"
             mkdir -p "$BUILDDIR/mount/boot/firmware"
             mount "$FRMW_LOOP" "$BUILDDIR/mount/boot/firmware"
             # Copy all files from the chroot to the loop device mount point directory
             rsync -a "${R}/" "$BUILDDIR/mount/"
             # Unmount all temporary loop devices and mount points
             cleanup
             # Create block map file(s) of image(s)
             if [ "$ENABLE_SPLITFS" = true ] ; then
               # Create block map files for "bmaptool"
               bmaptool create -o "$IMAGE_NAME-frmw.bmap" "$IMAGE_NAME-frmw.img"
               bmaptool create -o "$IMAGE_NAME-root.bmap" "$IMAGE_NAME-root.img"
               # Image was successfully created
               echo "$IMAGE_NAME-frmw.img ($(expr \( "${TABLE_SECTORS}" + "${FRMW_SECTORS}" \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
               echo "$IMAGE_NAME-root.img ($(expr \( "${TABLE_SECTORS}" + "${ROOT_SECTORS}" \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
             else
               # Create block map file for "bmaptool"
               bmaptool create -o "$IMAGE_NAME.bmap" "$IMAGE_NAME.img"
               # Image was successfully created
               echo "$IMAGE_NAME.img ($(expr \( "${TABLE_SECTORS}" + "${FRMW_SECTORS}" + "${ROOT_SECTORS}" \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
               # Create qemu qcow2 image
               if [ "$ENABLE_QEMU" = true ] ; then
                 QEMU_IMAGE=${QEMU_IMAGE:=${BASEDIR}/qemu/${DATE}-${KERNEL_ARCH}-CURRENT-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}
                 QEMU_SIZE=16G
                 qemu-img convert -f raw -O qcow2 "$IMAGE_NAME".img "$QEMU_IMAGE".qcow2
                 qemu-img resize "$QEMU_IMAGE".qcow2 $QEMU_SIZE
                 echo "$QEMU_IMAGE.qcow2 ($QEMU_SIZE)" ": successfully created"
               fi
             fi