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1#!/bin/bash
2
3# SPDX-License-Identifier: MIT
4
5set -x
6set -e
7
8unset LC_CTYPE
9unset LANG
10
11export DEBOOTSTRAP=debootstrap
12
13handle_crosscompile()
14{
15 if [ "`uname -m`" != 'aarch64' ]; then
16 export ARCH=arm64
17 export CROSS_COMPILE=aarch64-linux-gnu-
18 export DEBOOTSTRAP=qemu-debootstrap
19 fi
20}
21
22build_linux()
23{
24(
25 handle_crosscompile
26 test -d linux || git clone --depth 1 https://github.com/AsahiLinux/linux -b asahi
27 cd linux
28 git fetch
29 git reset --hard origin/asahi; git clean -f -x -d &> /dev/null
30 curl -s https://tg.st/u/40c9642c7569c52189f84621316fc9149979ee65.patch | git am -
31 curl -s https://tg.st/u/0001-4k-iommu-patch-2022-03-11.patch | git am -
32 curl -s https://tg.st/u/WQRL.patch | git am -
33 curl -s https://tg.st/u/config-2022-03-17-distro-sven-jannau.txt > .config
34 make olddefconfig
35 make -j `nproc` V=0 bindeb-pkg > /dev/null
36)
37}
38
39build_m1n1()
40{
41(
42 test -d m1n1 || git clone --recursive https://github.com/AsahiLinux/m1n1.git
43 cd m1n1
44 git fetch
45 git reset --hard origin/main; git clean -f -x -d &> /dev/null
46 make -j `nproc`
47)
48}
49
50build_uboot()
51{
52(
53 handle_crosscompile
54 test -d u-boot || git clone --depth 1 https://github.com/AsahiLinux/u-boot
55 cd u-boot
56 git fetch
57 git reset --hard origin/asahi; git clean -f -x -d &> /dev/null
58 make apple_m1_defconfig
59 make -j `nproc`
60)
61
62 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
63 cat m1n1/build/m1n1.macho `find linux/arch/arm64/boot/dts/apple/ -name \*.dtb` <(gzip -c u-boot/u-boot-nodtb.bin) > u-boot.macho
64}
65
66build_rootfs()
67{
68(
69 handle_crosscompile
70 sudo rm -rf testing
71 mkdir -p cache
72 sudo eatmydata ${DEBOOTSTRAP} --cache-dir=`pwd`/cache --arch=arm64 --include initramfs-tools,pciutils,wpasupplicant,tcpdump,vim,tmux,vlan,ntpdate,parted,curl,wget,grub-efi-arm64,mtr-tiny,dbus,ca-certificates,sudo,openssh-client,mtools,gdisk testing testing http://deb.debian.org/debian
73
74 export KERNEL=`ls -1rt linux-image*.deb | grep -v dbg | tail -1`
75
76 cd testing
77
78 sudo mkdir -p boot/efi
79
80 sudo bash -c 'echo debian > etc/hostname'
81
82 sudo bash -c 'echo > etc/motd'
83
84 sudo cp ../../files/sources.list etc/apt/sources.list
85 sudo cp ../../files/hosts etc/hosts
86 sudo cp ../../files/resolv.conf etc/resolv.conf
87 sudo cp ../../files/quickstart.txt root/
88 sudo cp ../../files/interfaces etc/network/interfaces
89 sudo cp ../../files/wpa.conf etc/wpa_supplicant/wpa_supplicant.conf
90 sudo cp ../../files/rc.local etc/rc.local
91
92 sudo bash -c 'chroot . apt update'
93 sudo bash -c 'chroot . apt install -y firmware-linux'
94
95 sudo -- perl -p -i -e 's/root:x:/root::/' etc/passwd
96
97 sudo -- ln -s lib/systemd/systemd init
98
99 sudo cp ../${KERNEL} .
100 sudo chroot . dpkg -i ${KERNEL}
101 sudo rm ${KERNEL}
102
103 sudo bash -c 'chroot . apt-get clean'
104)
105}
106
107build_live_stick()
108{
109(
110 rm -rf live-stick
111 mkdir -p live-stick/efi/boot live-stick/efi/debian/
112 sudo cp ../files/wifi.pl testing/etc/rc.local
113 sudo bash -c 'cd testing; find . | cpio --quiet -H newc -o | pigz -9 > ../live-stick/initrd.gz'
114 cp testing/usr/lib/grub/arm64-efi/monolithic/grubaa64.efi live-stick/efi/boot/bootaa64.efi
115 cp testing/boot/vmlinuz* live-stick/vmlinuz
116 cp ../files/grub.cfg live-stick/efi/debian/grub.cfg
117 (cd live-stick; tar cf ../asahi-debian-live.tar .)
118)
119}
120
121build_dd()
122{
123(
124 rm -f media
125 dd if=/dev/zero of=media bs=1 count=0 seek=2G
126 mkdir -p mnt
127 mkfs.ext4 media
128 tune2fs -O extents,uninit_bg,dir_index -m 0 -c 0 -i 0 media
129 sudo mount -o loop media mnt
130 sudo cp -a testing/* mnt/
131 sudo rm mnt/init
132 sudo umount mnt
133 tar cf - media | pigz -9 > m1.tgz
134)
135}
136
137build_efi()
138{
139(
140 rm -rf EFI
141 mkdir -p EFI/boot EFI/debian
142 cp testing/usr/lib/grub/arm64-efi/monolithic/grubaa64.efi EFI/boot/bootaa64.efi
143
144 export INITRD=`ls -1 testing/boot/ | grep initrd`
145 export VMLINUZ=`ls -1 testing/boot/ | grep vmlinuz`
146 export UUID=`blkid -s UUID -o value media`
147 cat > EFI/debian/grub.cfg <<EOF
148search.fs_uuid ${UUID} root
149linux (\$root)/boot/${VMLINUZ} root=UUID=${UUID} rw
150initrd (\$root)/boot/${INITRD}
151boot
152EOF
153 tar czf efi.tgz EFI
154)
155}
156
157build_asahi_installer_image()
158{
159(
160 rm -rf aii
161 mkdir -p aii/esp/m1n1
162 cp -a EFI aii/esp/
163 cp u-boot.bin aii/esp/m1n1/boot.bin
164 ln media aii/media
165 cd aii
166 zip -r9 ../debian-base.zip esp media
167)
168}
169
170build_di_stick()
171{
172 rm -rf di-stick
173 mkdir -p di-stick/efi/boot di-stick/efi/debian/
174 rm -f initrd.gz
175 wget https://d-i.debian.org/daily-images/arm64/daily/netboot/debian-installer/arm64/initrd.gz
176 sudo rm -rf initrd; mkdir initrd; (cd initrd; gzip -cd ../initrd.gz | sudo cpio -imd --quiet)
177 sudo rm -rf initrd/lib/modules/*
178 sudo cp -a testing/lib/modules/* initrd/lib/modules/
179 sudo cp ../files/wifi.sh initrd/
180 sudo cp ../files/boot.sh initrd/
181 (cd initrd; find . | cpio --quiet -H newc -o | pigz -9 > ../di-stick/initrd.gz)
182 sudo rm -rf initrd
183 cp testing/usr/lib/grub/arm64-efi/monolithic/grubaa64.efi di-stick/efi/boot/bootaa64.efi
184 cp testing/boot/vmlinuz* di-stick/vmlinuz
185 cp ../files/grub.cfg di-stick/efi/debian/grub.cfg
186 export KERNEL=`ls -1rt linux-image*.deb | grep -v dbg | tail -1`
187 cp ${KERNEL} di-stick/
188 (cd di-stick; tar cf ../m1-d-i.tar .)
189}
190
191publish_artefacts()
192{
193 export KERNEL=`ls -1rt linux-image*.deb | grep -v dbg | tail -1`
194 cp ${KERNEL} k.deb
195 sudo cp m1-d-i.tar m1.tgz efi.tgz asahi-debian-live.tar u-boot.bin u-boot.macho k.deb m1n1/build/m1n1.bin m1n1/build/m1n1.macho testing/usr/lib/grub/arm64-efi/monolithic/grubaa64.efi debian-base.zip /u/
196}
197
198mkdir -p build
199cd build
200
201sudo apt-get install -y build-essential bash git locales gcc-aarch64-linux-gnu libc6-dev-arm64-cross device-tree-compiler imagemagick ccache eatmydata debootstrap pigz libncurses-dev qemu-user-static binfmt-support rsync git flex bison bc kmod cpio libncurses5-dev libelf-dev:native libssl-dev dwarves
202
203build_linux
204build_m1n1
205build_uboot
206build_rootfs
207#build_di_stick
208build_dd
209build_efi
210build_asahi_installer_image
211build_live_stick
212publish_artefacts
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