Bitfields for Card Services Configuration IRQ attributes:
Bit(s)	Description	)
 1-0	sharing
	00 no sharing
	01 time-multiplex sharing
	10 dynamic sharing
	11 reserved
 2	force pulse mode
 3	first used together
 4-7	reserved
 8	pulse IRQ has been assigned
 9-15	reserved
SeeAlso: #00704,#00709,#00710,#00715,#00718