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-6.5-15
  28         git clean -f -x -d > /dev/null
  29         cat ../../config.txt > .config
  30         make LLVM=-15 rustavailable
  31         make LLVM=-15 olddefconfig
  32         make -j `nproc` LLVM=-15 V=0 bindeb-pkg > /dev/null
  33 )
  34 }
  35
  36 build_m1n1()
  37 {
  38 (
  39         test -d m1n1 || git clone --recursive https://github.com/AsahiLinux/m1n1
  40         cd m1n1
  41         git fetch -a -t
  42         git reset --hard v{M1N1_VERSION};
  43         make -j `nproc`
  44 )
  45 }
  46
  47 build_uboot()
  48 {
  49 (
  50         test -d u-boot || git clone https://github.com/AsahiLinux/u-boot
  51         cd u-boot
  52         git fetch -a -t
  53         git reset --hard asahi-v2023.07.02-3
  54
  55         make apple_m1_defconfig
  56         make -j `nproc`
  57 )
  58         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
  59 }
  60
  61 package_boot_bin()
  62 {
  63 (
  64         rm -rf m1n1_${M1N1_VERSION}_arm64
  65         mkdir -p m1n1_${M1N1_VERSION}_arm64/DEBIAN m1n1_${M1N1_VERSION}_arm64/usr/lib/m1n1/
  66         cp u-boot.bin m1n1_${M1N1_VERSION}_arm64/usr/lib/m1n1/boot.bin
  67         cat <<EOF > m1n1_${M1N1_VERSION}_arm64/DEBIAN/control
  68 Package: m1n1
  69 Version: $M1N1_VERSION
  70 Section: base
  71 Priority: optional
  72 Architecture: arm64
  73 Maintainer: Thomas Glanzmann <thomas@glanzmann.de>
  74 Description: Apple silicon boot loader
  75  Next to m1n1 this also contains the device trees and u-boot.
  76 EOF
  77
  78         cat > m1n1_${M1N1_VERSION}_arm64/DEBIAN/postinst <<'EOF'
  79 #!/bin/bash
  80
  81 export PATH=/bin
  82 if [ -f /boot/efi/m1n1/boot.bin ]; then
  83         cp /boot/efi/m1n1/boot.bin /boot/efi/m1n1/`date +%Y%m%d%H%M`.bin
  84 fi
  85 mkdir -p /boot/efi/m1n1/
  86 cp /usr/lib/m1n1/boot.bin /boot/efi/m1n1/
  87 EOF
  88
  89         chmod 755 m1n1_${M1N1_VERSION}_arm64/DEBIAN/postinst
  90         dpkg-deb --build m1n1_${M1N1_VERSION}_arm64
  91 )
  92 }
  93
  94 mkdir -p build
  95 cd build
  96
  97 build_linux
  98 build_m1n1
  99 build_uboot
 100 package_boot_bin