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Merge branch 'contribGV' of http://depot.tremplin.ens-lyon.fr/Raspi2-3_GenImage into contribGV
Merge branch 'contribGV' of http://depot.tremplin.ens-lyon.fr/Raspi2-3_GenImage into contribGV

Fichier de la dernière révision:

r568:8bda66042adb
r776:3332c4bc4391 Fusion contribGV
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41-uboot.sh
105 lines | 4.0 KiB | application/x-sh | BashLexer
#
# 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" >> "${BOOT_DIR}/config.txt"
# Install and setup U-Boot command file
install_readonly files/boot/uboot.mkimage "${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}" >> "${BOOT_DIR}/uboot.mkimage"
fi
fi
if [ "$SET_ARCH" = 64 ] ; then
echo "Setting up config.txt to boot 64bit uboot"
{
printf "\n# 64bit-mode"
printf "\n# arm_control=0x200 is deprecated https://www.raspberrypi.org/documentation/configuration/config-txt/misc.md"
printf "\narm_64bit=1"
} >> "${BOOT_DIR}/config.txt"
#in 64bit uboot booti is used instead of bootz [like in KERNEL_BIN_IMAGE=zImage (armv7)|| Image(armv8)]
sed -i "s|bootz|booti|g" "${BOOT_DIR}/uboot.mkimage"
fi
# instead of sd, boot from usb device
if [ "$ENABLE_USBBOOT" = true ] ; then
sed -i "s|mmc|usb|g" "${BOOT_DIR}/uboot.mkimage"
fi
# Set mkfile to use the correct dtb file
sed -i "s|bcm2709-rpi-2-b.dtb|${DTB_FILE}|" "${BOOT_DIR}/uboot.mkimage"
# Set mkfile to use the correct mach id
if [ "$ENABLE_QEMU" = true ] ; then
sed -i "s/^\(setenv machid \).*/\10x000008e0/" "${BOOT_DIR}/uboot.mkimage"
fi
# Set mkfile to use kernel image
sed -i "s|kernel7.img|${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