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=1.4.6
  20 export KERNEL_VERSION=asahi-6.5-26
  21
  22 build_linux()
  23 {
  24 (
  25         test -d linux || git clone https://github.com/AsahiLinux/linux
  26         cd linux
  27         git fetch -a -t
  28         git reset --hard $KERNEL_VERSION
  29         git clean -f -x -d > /dev/null
  30         cat ../../config.txt > .config
  31         make LLVM=-15 rustavailable
  32         make LLVM=-15 olddefconfig
  33         make -j `nproc` LLVM=-15 V=0 bindeb-pkg > /dev/null
  34 )
  35 }
  36
  37 build_m1n1()
  38 {
  39 (
  40         test -d m1n1 || git clone --recursive https://github.com/AsahiLinux/m1n1
  41         cd m1n1
  42         git fetch -a -t
  43         git reset --hard v${M1N1_VERSION};
  44         git clean -f -x -d > /dev/null
  45         make -j `nproc`
  46 )
  47 }
  48
  49 build_uboot()
  50 {
  51 (
  52         test -d u-boot || git clone https://github.com/AsahiLinux/u-boot
  53         cd u-boot
  54         git fetch -a -t
  55         git reset --hard asahi-v2023.07.02-3
  56         git clean -f -x -d > /dev/null
  57
  58         make apple_m1_defconfig
  59         make -j `nproc`
  60 )
  61         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
  62 }
  63
  64 package_boot_bin()
  65 {
  66 (
  67         rm -rf m1n1_${M1N1_VERSION}_arm64
  68         mkdir -p m1n1_${M1N1_VERSION}_arm64/DEBIAN m1n1_${M1N1_VERSION}_arm64/usr/lib/m1n1/
  69         cp u-boot.bin m1n1_${M1N1_VERSION}_arm64/usr/lib/m1n1/boot.bin
  70         cat <<EOF > m1n1_${M1N1_VERSION}_arm64/DEBIAN/control
  71 Package: m1n1
  72 Version: $M1N1_VERSION
  73 Section: base
  74 Priority: optional
  75 Architecture: arm64
  76 Maintainer: Thomas Glanzmann <thomas@glanzmann.de>
  77 Description: Apple silicon boot loader
  78  Next to m1n1 this also contains the device trees and u-boot.
  79 EOF
  80
  81         cat > m1n1_${M1N1_VERSION}_arm64/DEBIAN/postinst <<'EOF'
  82 #!/bin/bash
  83
  84 export PATH=/bin
  85 if [ -f /boot/efi/m1n1/boot.bin ]; then
  86         cp /boot/efi/m1n1/boot.bin /boot/efi/m1n1/`date +%Y%m%d%H%M`.bin
  87 fi
  88 mkdir -p /boot/efi/m1n1/
  89 cp /usr/lib/m1n1/boot.bin /boot/efi/m1n1/
  90 EOF
  91
  92         chmod 755 m1n1_${M1N1_VERSION}_arm64/DEBIAN/postinst
  93         dpkg-deb --build m1n1_${M1N1_VERSION}_arm64
  94 )
  95 }
  96
  97 mkdir -p build
  98 cd build
  99
 100 build_linux
 101 build_m1n1
 102 build_uboot
 103 package_boot_bin