Jump to content

MNT Research Reform 2 with BPI-CM4 (mnt-reform2-bpi-cm4)

From postmarketOS Wiki
MNT Research Reform 2 with BPI-CM4
Device booted with postmarketOS GNOME shell
Device booted with postmarketOS GNOME shell
Manufacturer MNT Research
Name Reform 2 with BPI-CM4
Codename mnt-reform2-bpi-cm4
Released 2022
Type laptop
Hardware
Chipset Amlogic A311D
CPU 4x ARM Cortex-A73
2x ARM Cortex-A53
GPU Mali G52 MP4
Display 1920 x 1080 LCD @ 60Hz, 12.5", eDP
Storage SD, NVME
Memory 4GB
Architecture aarch64
Software
Original software
The software and version the device was shipped with.
Patched Debian Bookworm
Extended version
The most recent supported version from the manufacturer.
Patched Debian
postmarketOS
Category testing
Pre-built images
Whether pre-built images are available here.
no
Mainline
Instead of a Linux kernel fork, it is possible to run (Close to) Mainline.
yes
pmOS kernel
The kernel version that runs on the device's port.
6.12.23
Device package device-bananapi-bpi-cm4-mnt-reform2
Kernel package linux-postmarketos-amlogic
Firmware package linux-firmware-meson linux-firmware-rtw88
Initial MR
Initial merge request.
6820
Features
USB Networking
After connecting the device with USB to your PC, you can connect to it via telnet (initramfs) or SSH (booted system).
Untested
Internal storage
eMMC, SD cards, UFS, ...
Untested
SD card
Also includes other external storage cards
Works
Battery
Charging and battery level reporting works
Broken
Screen
Display works. Ideally with sleep mode and brightness control.
Works
Keyboard
Build in physical keyboard
Works
Touchpad
Build in Touchpad
Works
Multimedia
3D Acceleration
Works
Audio
Audio playback, microphone, headset and buttons.
Broken
Connectivity
WiFi
Works
Bluetooth
Broken
Ethernet
Untested
Miscellaneous
FDE
Full disk encryption and unlocking with unl0kr.
Untested
USB-A
Full-sized USB-A port works (Usually applicable to SBCs and laptops).
Works
USB OTG
USB On-The-Go or USB-C Role switching
Untested
HDMI/DP
Video and audio output with HDMI or Display Port works.
Untested
U-Boot
Primary Bootloader
It is possible to replace stock bootloader with U-Boot.
Untested
Secondary Bootloader
It is possible to chainload U-Boot from stock bootloader.
Untested
Mainline
Latest versions of U-Boot are not broken and it is possible to use them.
Untested
Internal Storage
It is possible to boot from internal storage (e.g. eMMC or UFS).
Untested
SD card
It is possible to boot from SD card.
Works
USB Host
It is possible to boot from a USB storage or connect a keyboard.
Untested
USB Peripheral
It is possible to use device as a peripheral in U-Boot, e.g. for fastboot mode.
Untested
Keyboard
Untested
Buttons
It is possible to navigate in boot menu or grub with volume and power buttons.
Untested

Contributors


Users owning this device

How to enter flash mode

Amlogic USB mode is not accessible. You may be able to enter it, but you won't be able to interact with it.

Installation

Using pmbootstrap

Follow Installation/Using pmbootstrap. When asked for the device's vendor/codename, select mnt as the vendor and reform2-bpi-cm4 as the codename.

To flash an image on the SD card, use:

pmbootstrap install --sdcard=</dev/ path to your SD card>