PCMCIA(8)PCMCIA(8)
pcmcia – identify a PCMCIA card
aux/pcmcia [ file ]
Aux/pcmcia translates the PCMCIA information structure from file (default #y/pcm0attr) into a readable description and writes it to standard output.
The attribute memory of the card in the PCMCIA slot.
/sys/src/cmd/aux/pcmcia.c