You're misunderstanding the "not supported" bit 

Forum: PCMCIA SCSI Host Adapter Issues
Re: Panasonic CD Rom KXL-D720 (Steve Thomas)
Date: 2000, May 04
From: David Hinds <dhinds@pcmcia.sourceforge.org>

Sorry. When I say the KXL-D720 is "not supported", I mean just that: it does not work with the existing Linux drivers, period. -- Dave

to: "You're misunderstanding the "not supported" bit"