Right now there are no plans to add PCMCIA support to the Linux GPIB driver software, which currently supports AT-GPIB/TNT, PCI-GPIB, and GPIB-ENET/100 products. Adding this support will depend on the scope of demand for it.
The following page contains information on the currently supported products:
http://www.ni.com/linux/ni488dl.htm
Regards,
Geneva L.
GPIB/Serial Product Support Engineer
National Instruments
http://www.ni.com/support