the first assembled mnt rcore prototype. it's an adapter for firefly's rockchip rk3588 som https://files.mastodon.social/media_attachments/files/111/982/092/984/960/425/original/1cf4f4356d2c93a7.jpeg
it booted to linux from sd card on first try! i can login via serial. also, usb3 and some usb2 works. display not yet, but working on it after a little break.