rpiboot works fine, I don't get anything on the UART when it's running / been run - here's the output of rpiboot although I'm not sure there's anything interesting in there:can you get it back into rpiboot mode again, or is that also no longer working?
Code:
USB mass storage gadget for Raspberry Pi 5RPIBOOT: build-date Nov 13 2024 version 20240422~085300 e3e0fa29Loading: mass-storage-gadget64/bootfiles.binUsing mass-storage-gadget64/bootfiles.binWaiting for BCM2835/6/7/2711/2712...Sending bootcode.binSuccessful read 4 bytesWaiting for BCM2835/6/7/2711/2712...Second stage boot serverFile read: mcb.binFile read: memsys00.binFile read: memsys01.binFile read: memsys02.binFile read: memsys03.binFile read: bootmainLoading: mass-storage-gadget64/config.txtFile read: config.txtLoading: mass-storage-gadget64/boot.imgFile read: boot.imgSecond stage boot server doneRaspberry Pi Mass Storage Gadget startedEMMC/NVMe devices should be visible in the Raspberry Pi Imager in a few seconds.For debug, you can login to the device using the USB serial gadget - see COM ports in Device Manager.Press a key to close this window.Statistics: Posted by John_U — Tue Dec 23, 2025 9:17 am