PostmarketOS for Xiaomi Angelican (Redmi 9C NFC)

This port also might work on angelica (without NFC) and other phones on MT6765 processors.

Roadmap

Kernel loading
SSH
Screen

How to add device to pmbootstrap

PMAPORTS=~/.local/var/pmbootstrap/cache_git/pmaports
git clone https://github.com/MeexReay/pmos-xiaomi-angelican.git /tmp/pmosxan
mv -r /tmp/pmosxan/linux-xiaomi-angelican $PMAPORTS/device/testing
mv -r /tmp/pmosxan/device-xiaomi-angelican $PMAPORTS/device/testing
rm -r /tmp/pmosxan

How to flash

Firstly, you need to unlock bootloader (See section below).

Enter fastboot mode (hold vol- and pwr buttons while turned off), and run this commands:

pmbootstrap init # if you didnt init yet
pmbootstrap install # if you havent done that yet
pmbootstrap flasher flash_rootfs # connect usb cable AFTER running
pmbootstrap flasher flash_kernel # connect usb cable AFTER running
pmbootstrap chroot fastboot reboot # connect usb cable AFTER running

How to unlock bootloader

Drivers

Windows

Install usb drivers:

Linux

TODO: write about usb drivers, but they seem to be preinstalled

Unlocking

git clone https://github.com/bkerler/mtkclient
cd mtkclient
pip -r install requirements.txt
git clone https://github.com/coloredmarble/redmi_9a_mtkclient
cp redmi_9a_mtkclient/* .
# power off phone. press volump up and volume down at same time. connect phone to usb cable
python mtk.py da seccfg unlock --preload preloader_k62v1_64_bsp.bin --loader n.bin

Found here: coloredmarble/redmi_blossom

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