41-uboot.sh
67 lines
| 2.8 KiB
| application/x-sh
|
BashLexer
/ bootstrap.d / 41-uboot.sh
Filip Pytloun
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r56 | # | ||
Jan Wagner
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r71 | # Build and Setup U-Boot | ||
Filip Pytloun
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r56 | # | ||
Jan Wagner
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r67 | # Load utility functions | ||
Filip Pytloun
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r56 | . ./functions.sh | ||
# Install gcc/c++ build environment inside the chroot | ||||
Jan Wagner
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r72 | if [ "$ENABLE_UBOOT" = true ] || [ "$ENABLE_FBTURBO" = true ] ; then | ||
Jan Wagner
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r82 | chroot_exec apt-get -q -y --force-yes --no-install-recommends install linux-compiler-gcc-4.8-arm g++ make bc | ||
Filip Pytloun
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r56 | fi | ||
# Fetch and build U-Boot bootloader | ||||
if [ "$ENABLE_UBOOT" = true ] ; then | ||||
# Fetch U-Boot bootloader sources | ||||
Jan Wagner
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r82 | git -C "${R}/tmp" clone git://git.denx.de/u-boot.git | ||
Filip Pytloun
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r56 | |||
# Build and install U-Boot inside chroot | ||||
Jan Wagner
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r82 | chroot_exec make -C /tmp/u-boot/ ${UBOOT_CONFIG} all | ||
Filip Pytloun
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r56 | |||
# Copy compiled bootloader binary and set config.txt to load it | ||||
Jan Wagner
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r82 | install_exec "${R}/tmp/u-boot/tools/mkimage" "${R}/usr/sbin/mkimage" | ||
install_readonly "${R}/tmp/u-boot/u-boot.bin" "${BOOTDIR}/u-boot.bin" | ||||
printf "\n# boot u-boot kernel\nkernel=u-boot.bin\n" >> "${BOOTDIR}/config.txt" | ||||
Filip Pytloun
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r56 | |||
Jan Wagner
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r71 | # Install and setup U-Boot command file | ||
Jan Wagner
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r82 | install_readonly files/boot/uboot.mkimage "${BOOTDIR}/uboot.mkimage" | ||
printf "# Set the kernel boot command line\nsetenv bootargs \"earlyprintk ${CMDLINE}\"\n\n$(cat ${BOOTDIR}/uboot.mkimage)" > "${BOOTDIR}/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-${KERNEL_VERSION}.uboot" | ||||
# Remove original initramfs file | ||||
rm -f "${BOOTDIR}/initramfs-${KERNEL_VERSION}" | ||||
# Configure U-Boot to load generated initramfs | ||||
printf "# Set initramfs file\nsetenv initramfs initramfs-${KERNEL_VERSION}.uboot\n\n$(cat ${BOOTDIR}/uboot.mkimage)" > "${BOOTDIR}/uboot.mkimage" | ||||
printf "\nbootz \${kernel_addr_r} \${ramdisk_addr_r} \${fdt_addr_r}" >> "${BOOTDIR}/uboot.mkimage" | ||||
else # ENABLE_INITRAMFS=false | ||||
# Remove initramfs from U-Boot mkfile | ||||
sed -i '/.*initramfs.*/d' "${BOOTDIR}/uboot.mkimage" | ||||
if [ "$BUILD_KERNEL" = false ] ; then | ||||
# Remove dtbfile from U-Boot mkfile | ||||
sed -i '/.*dtbfile.*/d' "${BOOTDIR}/uboot.mkimage" | ||||
printf "\nbootz \${kernel_addr_r}" >> "${BOOTDIR}/uboot.mkimage" | ||||
else | ||||
printf "\nbootz \${kernel_addr_r} - \${fdt_addr_r}" >> "${BOOTDIR}/uboot.mkimage" | ||||
fi | ||||
fi | ||||
# Set mkfile to use dtb file | ||||
sed -i "s/^\(setenv dtbfile \).*/\1${DTB_FILE}/" "${BOOTDIR}/uboot.mkimage" | ||||
# Set mkfile to use kernel image | ||||
sed -i "s/^\(fatload mmc 0:1 \${kernel_addr_r} \).*/\1${KERNEL_IMAGE}/" "${BOOTDIR}/uboot.mkimage" | ||||
# Remove all leading blank lines | ||||
sed -i "/./,\$!d" "${BOOTDIR}/uboot.mkimage" | ||||
Filip Pytloun
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r56 | |||
Jan Wagner
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r71 | # Generate U-Boot bootloader image | ||
Jan Wagner
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r82 | chroot_exec /usr/sbin/mkimage -A "${KERNEL_ARCH}" -O linux -T script -C none -a 0x00000000 -e 0x00000000 -n RPi2 -d /boot/firmware/uboot.mkimage /boot/firmware/boot.scr | ||
# Remove U-Boot sources | ||||
rm -fr "${R}/tmp/u-boot" | ||||
Filip Pytloun
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r56 | fi | ||