This directory contains a set of files that
happen to saveenv to FAT succesfully. How this
came about is unclear, most likely copied from
another RPi2 image file. Running this version
of u-boot.bin reports
U-Boot>  version
U-Boot 2025.04 (May 17 2025 - 21:00:15 +0000)

arm-none-eabi-gcc (FreeBSD Ports Collection for armnoneeabi) 11.3.0
GNU ld (GNU Binutils) 2.44