Bitfields for AMD-640 ECC Status Register:
Bit(s)	Description	)
 7	multi-bit error detected (write-clear)
 6-4	number of DRAM bank containing multi-bit error (write-clear)
 3	single-bit error detected (write-clear)
 2-0	number of DRAM bank containing single-bit error (write-clear)
SeeAlso: #00983,#01002