partial screenshot of a shell running on pocket reform, where i read the content of the virtual file /sys/bus/spi/devices/spi1.0/firmware and then /sys/bus/spi/devices/spi1.0/status. we also see some debug hex output in the form of hex bytes the linux driver receives from the rp2040
https://files.mastodon.social/media_attachments/files/112/253/194/545/986/591/original/39d1db74ba821a95.png