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[m1-debian] / doc / asahi.txt

# Boot into macos

# Extract the firmware and save it somewhere you have access to.
# This firmware needs to be extracted later in /lib/firmware
curl -sL tg.st/u/fwx.sh | sh

# Make space the last number is the size that MacOS instatllation should consume
diskutil apfs resizeContainer disk0s2 200GB

# Run the installer, select as stub OS 12.1, in the boot picker you supposed to
# click Restart than return to the shell and wait until the installer is
# finished and press Return to shutdown your system.
curl -L https://mrcn.st/alxsh | sh

# 1. Press and hold down the power button to power on the system.
#    * It is important that the system be fully powered off before this step,
#      and that you press and hold down the button once, not multiple times.
#      This is required to put the machine into the right mode.
# 2. Release it once 'Entering startup options' is displayed.
# 3. Choose Options.
# 4. You will briefly see a 'macOS Recovery' dialog.
#    * If you are asked to 'Select a volume to recover',
#      then choose your normal macOS volume and click Next.
# 5. Click on the Utilities menu and select Terminal.
# 6. Type the following command and follow the prompts:

# Create an EFI parition because the final layout will have that
diskutil list
diskutil addPartition <identifier before free space> %EFI% LB 512MB

# Create partition to hold a rootfs (minimum 1GB if you want to use the rootfs below)
diskutil list
diskutil addPartition <identifier before free space> %Linux% %noformat% <size>

# dd a Debian Testing rootfs on it (minimum size 1 GB)
# Find the scripts to create that rootfs here: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/m1-debian
curl -L https://tg.st/u/m1.tgz | tar -xOz | dd of=/dev/<identifier of Linux Filesystem>

# Relax the boot policy for the stub os and uplaod install m1n1
/Volumes/Linux/step2.sh

# Build dependencies
sudo apt install -y gcc-aarch64-linux-gnu libc6-dev-arm64-cross device-tree-compiler imagemagick build-essential bc kmod flex cpio libncurses5-dev libelf-dev:native bison libssl-dev

# Compile the kernel
git clone --depth 1 https://github.com/AsahiLinux/linux
cd linux
curl -s https://tg.st/u/9ce9060dea91951a330feeeda3ad636bc88c642c.patch | git am -
curl -s https://tg.st/u/5nly | git am -
curl -s https://tg.st/u/m1-config-2022-01-27 > .config

# Crosscompile the kernel
make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- olddefconfig
make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- -j32 Image.gz dtbs

cd ..

# build m1n1
git clone --recursive https://github.com/AsahiLinux/m1n1.git
cd m1n1
make

# Export the control device for the proxyclient and friends
export M1N1DEVICE=/dev/ttyACM0

# chainload m1n1 so that you have the latest features available
./proxyclient/tools/chainload.py build/m1n1.macho

# Enable PCIe for wifi
python3 ./proxyclient/experiments/pcie_enable_devices.py

# Pick the dtb for your device: https://github.com/AsahiLinux/docs/wiki/Devices
proxyclient/tools/linux.py --bootargs="net.ifnames=0 rw root=/dev/nvme0n1p5 rootwait rootfstype=ext4" ../linux/arch/arm64/boot/Image.gz ../linux/arch/arm64/boot/dts/apple/t8103-j293.dtb

# Set timezone
dpkg-reconfigure tzdata