Bitfields for Card Services Configuration attributes:
Bit(s)	Description	)
 0	exclusive
 1	IRQ active
 2	CardBus card
 3-5	reserved (0)
 6	DMA channel is active
 7	reserved (0)
 8	valid client
 9	overwrite voltage value
 10-15	reserved (0)
SeeAlso: #00704