SW4STM32 and SW4Linux fully supports the STM32MP1 asymmetric multicore Cortex/A7+M4 MPUs

   With System Workbench for Linux, Embedded Linux on the STM32MP1 family of MPUs from ST was never as simple to build and maintain, even for newcomers in the Linux world. And, if you install System Workbench for Linux in System Workbench for STM32 you can seamlessly develop and debug asymmetric applications running partly on Linux, partly on the Cortex-M4.
You can get more information from the ac6-tools website and download (registration required) various documents highlighting:

System Workbench for STM32

"gksudo" requirement for GUI install on Linux

I am using a special version of Ubuntu-20.04-desktop-amd64-mac-mattgradient.com.iso
This version allows me to install Ubuntu to a MacBook 2008 white.
It has taken me many tries in creating a DVD’s to get it right.
You have to download the following .debs in order to fix the gksudo missing problem during
https://packages.debian.org/stretch/amd64/Question for a 64-bit OS

Please note that this installation of Ubuntu-20.04-desktop-amd64-mac-mattgradient.com.iso
will completely wipe out the OSx operating system.