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 handle_crosscompile()
  20 {
  21         if [ "`uname -m`" != 'aarch64' ]; then
  22                 export ARCH=arm64
  23                 export CROSS_COMPILE=aarch64-linux-gnu-
  24                 sudo apt install -y libc6-dev-arm64-cross
  25         fi
  26 }
  27
  28 build_linux()
  29 {
  30 (
  31         handle_crosscompile
  32         test -d linux || git clone https://github.com/AsahiLinux/linux
  33         cd linux
  34         git fetch -a -t
  35         git reset --hard origin/asahi-wip;
  36         curl -sL https://tg.st/u/5ec32cdb6555bf935fd621ef8923410a1f51b5b9.patch | git am -
  37         cat ../../config.txt > .config
  38         make LLVM=${CLANG_VERSION} rustavailable
  39         make LLVM=${CLANG_VERSION} olddefconfig
  40         make -j `nproc` LLVM=${CLANG_VERSION} V=0 bindeb-pkg > /dev/null
  41 )
  42 }
  43
  44 build_m1n1()
  45 {
  46 (
  47         test -d m1n1 || git clone --recursive https://github.com/AsahiLinux/m1n1
  48         cd m1n1
  49         git fetch -a -t
  50         git reset --hard v1.2.7;
  51         make -j `nproc`
  52 )
  53 }
  54
  55 build_uboot()
  56 {
  57 (
  58         handle_crosscompile
  59         test -d u-boot || git clone https://github.com/AsahiLinux/u-boot
  60         cd u-boot
  61         git fetch -a -t
  62         git reset --hard asahi-v2023.01-3;
  63         curl https://tg.st/u/0001-apple-Generate-EFI-boot-option-for-the-EFI-system-pa.patch | git am -
  64
  65         make apple_m1_defconfig
  66         make -j `nproc`
  67 )
  68         cat m1n1/build/m1n1.bin   `find linux/arch/arm64/boot/dts/apple/ -name \*.dtb` <(gzip -c u-boot/u-boot-nodtb.bin) > u-boot.bin
  69 }
  70
  71 package_boot_bin()
  72 {
  73 (
  74         export M1N1_VERSION=1.2.7
  75         rm -rf m1n1_${M1N1_VERSION}_arm64
  76         mkdir -p m1n1_${M1N1_VERSION}_arm64/DEBIAN m1n1_${M1N1_VERSION}_arm64/usr/lib/m1n1/
  77         cp u-boot.bin m1n1_${M1N1_VERSION}_arm64/usr/lib/m1n1/boot.bin
  78         cat <<EOF > m1n1_${M1N1_VERSION}_arm64/DEBIAN/control
  79 Package: m1n1
  80 Version: $M1N1_VERSION
  81 Section: base
  82 Priority: optional
  83 Architecture: arm64
  84 Maintainer: Thomas Glanzmann <thomas@glanzmann.de>
  85 Description: Apple silicon boot loader
  86  Next to m1n1 this also contains the device trees and u-boot.
  87 EOF
  88
  89         cat > m1n1_${M1N1_VERSION}_arm64/DEBIAN/postinst <<'EOF'
  90 #!/bin/bash
  91
  92 export PATH=/bin
  93 if [ -f /boot/efi/m1n1/boot.bin ]; then
  94         cp /boot/efi/m1n1/boot.bin /boot/efi/m1n1/`date +%Y%m%d%H%M`.bin
  95 fi
  96 mkdir -p /boot/efi/m1n1/
  97 cp /usr/lib/m1n1/boot.bin /boot/efi/m1n1/
  98 EOF
  99
 100         chmod 755 m1n1_${M1N1_VERSION}_arm64/DEBIAN/postinst
 101         dpkg-deb --build m1n1_${M1N1_VERSION}_arm64
 102 )
 103 }
 104
 105 if type clang-15; then
 106         export CLANG_VERSION=-15
 107 elif type clang-11; then
 108         export CLANG_VERSION=-11
 109 fi
 110
 111 mkdir -p build
 112 cd build
 113
 114 build_linux
 115 build_m1n1
 116 build_uboot
 117 package_boot_bin