Format of PCMCIA Additional Data Area Description structure [array]:
Offset	Size	Description	)
 00h	DWORD	32-bit linear base address of the additional data segment
		(ignored in 00:32 flat mode)
 04h	DWORD	segment limit of the code segment
 08h	DWORD	data area offset (only used in 32-bit protected mode)
SeeAlso: #00693,#00695