-handle_crosscompile()
-{
- if [ "`uname -m`" != 'aarch64' ]; then
- export ARCH=arm64
- export CROSS_COMPILE=aarch64-linux-gnu-
- export DEBOOTSTRAP=qemu-debootstrap
- fi
-}
-
-build_linux()
-{
-(
- handle_crosscompile
- test -d linux || git clone --depth 1 https://github.com/AsahiLinux/linux -b asahi
- cd linux
- git fetch
- git reset --hard origin/asahi; git clean -f -x -d &> /dev/null
- curl -s https://tg.st/u/0001-4k-iommu-patch.patch | git am -
- curl -s https://tg.st/u/config-2022-03-04-4k > .config
- make olddefconfig
- make -j `nproc` V=0 bindeb-pkg > /dev/null
-)
-}
-
-build_m1n1()
-{
-(
- test -d m1n1 || git clone --recursive https://github.com/AsahiLinux/m1n1.git
- cd m1n1
- git fetch
- git reset --hard origin/main; git clean -f -x -d &> /dev/null
- make -j `nproc`
-)
-}
-
-build_uboot()
-{
-(
- handle_crosscompile
- test -d u-boot || git clone --depth 1 https://github.com/jannau/u-boot -b x2r10g10b10
- cd u-boot
- git fetch
- git reset --hard origin/x2r10g10b10; git clean -f -x -d &> /dev/null
- curl -s https://tg.st/u/v2-console-usb-kbd-Limit-poll-frequency-to-improve-performance.diff | patch -p1
- make apple_m1_defconfig
- make -j `nproc`
-)
-
- cat m1n1/build/m1n1.bin `find linux/arch/arm64/boot/dts/apple/ -name \*.dtb` u-boot/u-boot-nodtb.bin > u-boot.bin
- cat m1n1/build/m1n1.macho `find linux/arch/arm64/boot/dts/apple/ -name \*.dtb` u-boot/u-boot-nodtb.bin > u-boot.macho
-}
-