git.zerfleddert.de Git - m1-debian/blob - m1n1_uboot_kernel.sh

   1 #!/usr/bin/env bash
   2
   3 # SPDX-License-Identifier: MIT
   4
   5 set -o errexit
   6 set -o nounset
   7 set -o pipefail
   8 set -o xtrace
   9
  10 cd "$(dirname "$0")"
  11
  12 export CARGO_HOME="$(pwd)/build/cargo"
  13 export RUSTUP_HOME="$(pwd)/build/rust"
  14 source "$(pwd)/build/cargo/env"
  15
  16 unset LC_CTYPE
  17 unset LANG
  18
  19 export M1N1_VERSION=1.4.2
  20
  21 build_linux()
  22 {
  23 (
  24         test -d linux || git clone https://github.com/AsahiLinux/linux
  25         cd linux
  26         git fetch -a -t
  27         git reset --hard asahi-6.5-13
  28         cat ../../config.txt > .config
  29         make LLVM=-15 rustavailable
  30         make LLVM=-15 olddefconfig
  31         make -j `nproc` LLVM=-15 V=0 bindeb-pkg > /dev/null
  32 )
  33 }
  34
  35 build_m1n1()
  36 {
  37 (
  38         test -d m1n1 || git clone --recursive https://github.com/AsahiLinux/m1n1
  39         cd m1n1
  40         git fetch -a -t
  41         git reset --hard v{M1N1_VERSION};
  42         make -j `nproc`
  43 )
  44 }
  45
  46 build_uboot()
  47 {
  48 (
  49         test -d u-boot || git clone https://github.com/AsahiLinux/u-boot
  50         cd u-boot
  51         git fetch -a -t
  52         git reset --hard asahi-v2023.07.02-2;
  53
  54         make apple_m1_defconfig
  55         make -j `nproc`
  56 )
  57         cat m1n1/build/m1n1.bin   `find linux/arch/arm64/boot/dts/apple/ -name \*.dtb` <(gzip -c u-boot/u-boot-nodtb.bin) > u-boot.bin
  58 }
  59
  60 package_boot_bin()
  61 {
  62 (
  63         rm -rf m1n1_${M1N1_VERSION}_arm64
  64         mkdir -p m1n1_${M1N1_VERSION}_arm64/DEBIAN m1n1_${M1N1_VERSION}_arm64/usr/lib/m1n1/
  65         cp u-boot.bin m1n1_${M1N1_VERSION}_arm64/usr/lib/m1n1/boot.bin
  66         cat <<EOF > m1n1_${M1N1_VERSION}_arm64/DEBIAN/control
  67 Package: m1n1
  68 Version: $M1N1_VERSION
  69 Section: base
  70 Priority: optional
  71 Architecture: arm64
  72 Maintainer: Thomas Glanzmann <thomas@glanzmann.de>
  73 Description: Apple silicon boot loader
  74  Next to m1n1 this also contains the device trees and u-boot.
  75 EOF
  76
  77         cat > m1n1_${M1N1_VERSION}_arm64/DEBIAN/postinst <<'EOF'
  78 #!/bin/bash
  79
  80 export PATH=/bin
  81 if [ -f /boot/efi/m1n1/boot.bin ]; then
  82         cp /boot/efi/m1n1/boot.bin /boot/efi/m1n1/`date +%Y%m%d%H%M`.bin
  83 fi
  84 mkdir -p /boot/efi/m1n1/
  85 cp /usr/lib/m1n1/boot.bin /boot/efi/m1n1/
  86 EOF
  87
  88         chmod 755 m1n1_${M1N1_VERSION}_arm64/DEBIAN/postinst
  89         dpkg-deb --build m1n1_${M1N1_VERSION}_arm64
  90 )
  91 }
  92
  93 mkdir -p build
  94 cd build
  95
  96 build_linux
  97 build_m1n1
  98 build_uboot
  99 package_boot_bin