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Register Descriptions
2-12 Intel® 460GX Chipset Software Developer’s Manual
2.4.2.4 DED0_D_FERR: Data on First Memory Card B DED
Bus CBN, Device Number: 04h
Address Offset: 50-57h Size: 64 bits
Default Value: 0 Attribute: Read Only, New Value Latched
anytime appropriate FERR register
bit is set
This register records and latches the data corresponding to the first DED detected by memory
interface 0 in the SDC.
Bits
Description
63:0 DE - System Data of Error.
2.4.2.5 DED0_ECC_FERR: ECC on First Memory Card B DED
Bus CBN, Device Number: 04h
Address Offset: 58h Size: 8 bits
Default Value: 00h Attribute: Read Only, New Value Latched
anytime appropriate FERR register
bit is set
This register records and latches the ECC checkbits corresponding to the first SEC detected by
memory interface 0 in the SDC
Bits
Description
7:0 ECC - ECC of Error.
2.4.2.6 DED0_TXINFO_FERR: TXINFO on First Memory Card B DED
Bus CBN, Device Number: 04h
Address Offset: 59-5Ah Size: 16 bits
Default Value: 00h Attribute: Read Only, New Value Latched
anytime appropriate FERR register
bit is set
This register records the ITID and failing chunk corresponding to the first DED detected by
memory interface 0 in the SDC.
Bits
Description
15:9 reserved(0)
8:6 DC - Data Chunk of ITID.
5:0 ITID - ITID of error.
2.4.2.7 SEC1_D_FERR: Data on First Memory Card A SEC
Bus CBN, Device Number: 04h
Address Offset: 60-67h Size: 64 bits
Default Value: 0 Attribute: Read Only, New Value Latched
anytime appropriate FERR register
bit is set