Bitfields for Intel 82439HX Error Status register:
Bit(s)	Description	)
 7-5	DRAM row associated with multi-bit error
 4	multi-bit uncorrectable error occurred (write 1 bit to clear)
 3-1	DRAM row associated with single-bit correctable error
 0	single-bit correctable error occurred (write 1 bit to clear)
SeeAlso: #01098,#01126