Bitfields for EISA DMA Information:
Bit(s)	Description	)
 2-0	DMA channel number
 5-3	reserved (0)
 6	shareable
 7	more entries follow
 9-8	reserved
 11-10	DMA transfer size
	00 byte
	01 word
	10 dword
	11 word, but count in bytes
 13-12	DMA timing
	00 ISA-compatible
	01 EISA type "A"
	10 EISA type "B"
	11 EISA type "C"/"F" (burst)
 15-14	reserved (0)
SeeAlso: #01252