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The STM32MP257F-EV1

 This is the follow on to the STM32MP1 series. This time a dual core Cortex-A35 a Cortex-M33 and a Cortex-M0+. As shipped, they provide a 16G micro SD card with Linux on it. That card is partitioned with a lot of odd small partitions. The important ones are at the end, p10 and p11. Unfortunately p10, the / partition is only 4G so immediately there is a storage crisis when you start populating the usual tools. A quick dd from that card to a 256G card I had lying around and we now have a start of something useful. Next is to run gparted on my RPi5 and first move p11 which is /usr/local to 1MiB from the end. Don't leave that as 0 or the move will fail. Once moved, you can resize p10 to be 200+G. Now we have some useful space. I added a user with sudoers privs. There is no date/time setup when it boots, that needs to get rectified with a ntp callout.  Now... there is no C compiler or binutils. binutils got installed. Lots of apt update -> apt install xyz's. Here is an interesti...