ARCH=arm64 BOOTSOURCE='https://github.com/rafaello7/u-boot-nanopi-m3' BOOTBRANCH='branch:master' BOOTDIR='u-boot-s5p6818' BOOTSCRIPT='boot-s5p6818.cmd:boot.cmd' BOOTENV_FILE='s5p6818.txt' UBOOT_TARGET_MAP=";;boot.img bootemmc.img" ATF_COMPILE="no" case $BRANCH in legacy|current) KERNELSOURCE='https://github.com/armbian/linux' KERNELBRANCH='branch:s5p6818' KERNELDIR='linux-mainline' ;; esac CPUMIN="400000" CPUMAX="1400000" GOVERNOR=ondemand write_uboot_platform() { if [[ "$2" != /dev/mmcblk0 ]]; then dd if=$1/boot.img of=$2 seek=1 status=noxfer > /dev/null 2>&1 else dd if=$1/bootemmc.img of=$2 seek=1 status=noxfer > /dev/null 2>&1 fi } uboot_custom_postprocess() { # 2GB differnt bl1 https://github.com/friendlyarm/linux-3.4.y/issues/3#issuecomment-387214487 if [[ $BOARD == nanopct3plus ]]; then cp $SRC/packages/blobs/nanopi/2g-bl1-nanopi.bin boot.img else cp $SRC/packages/blobs/nanopi/1g-bl1-nanopi.bin boot.img fi i=0 merge="" while [ $i -lt 512 ]; do val="00000000"; \ [ $i -eq 68 ] && val="00060000" # 0x44 load size [ $i -eq 72 ] && val="43bffe00" # 0x48 load address [ $i -eq 76 ] && val="43c00000" # 0x4c launch address [ $i -eq 504 ] && val="68180300" # 0x1f8 version [ $i -eq 508 ] && val="4849534E" # 0x1fc "NSIH" # put in little endian vallo=${val#????} valhi=${val%????} merge=$merge"${vallo#??}${vallo%??}${valhi#??}${valhi%??}" i=$((i+4)) done echo $merge | xxd -r -p | dd of=boot.img seek=63 status=none cat u-boot.bin >> boot.img cp boot.img bootemmc.img printf "\2" | dd of=bootemmc.img bs=1 seek=80 conv=notrunc } family_tweaks() { : }