apt install \ build-essential flex bison libssl-dev bc libelf-dev libncurses-dev \ curl \ file \ git \ htop \ ifupdown-ng ifupdown-ng-compat \ manpages man-db \ net-tools \ plocate \ screen \ wget \ u-boot-tools \ xz-utils # pahole
git clone --depth=1 https://github.com/revyos/th1520-linux-kernel.git git branch -a git switch th1520-mainline ls -lhF arch/riscv/boot/dts/thead/*cluster* make revyos_defconfig cat >> .config <<EOF CONFIG_OCFS2_FS=m CONFIG_GFS2_FS=m CONFIG_GFS2_FS_LOCKING_DLM=y CONFIG_DLM=m CONFIG_DEBUG_INFO_BTF=n EOF make olddefconfig grep GFS2_FS_LOCKING_DLM .config
screen -S build time make -j4 > ../linux.log && echo BUILT # default branch 238m9.809s ~ 3 hours time make modules_install >/dev/null && echo DEPLOYED cd ../ git clone https://github.com/revyos/thead-opensbi.git cd thead-opensbi/ time make PLATFORM=generic -j4 > ../thead-opensbi.log && echo BUILT cd ../ ln -s th1520-linux-kernel linux ln -s thead-opensbi opensbi git clone https://github.com/scaleway/em-rv1.git cd em-rv1/fit/ ls -lhF ../../linux/arch/riscv/boot/dts/thead/*cluster* vi em-rv1-c4m16s128-a-boot.its fdt { ... data = /incbin/("../../linux/arch/riscv/boot/dts/thead/th1520-lichee-cluster-4a-16g.dtb");
build the FIT
mv /boot/boot.itb /boot/boot.itb.bak mkimage -f em-rv1-c4m16s128-a-boot.its /boot/boot.itb
check you’ve got the right kernel within
sha256sum ../../linux/arch/riscv/boot/Image
and reboot
reboot