Hub Datasheet
Intel
®
E7505 Chipset MCH Datasheet 79
Register Description
3.6 Chipset Host RAS Controller Registers
(Device 0, Function 1)
The Chipset Host RAS Controller Error Reporting registers are in Device 0 (D0),
Function 1 (F1). Table 3-4 provides the register address map for this device, function.
Warning: Address locations that are not listed the table are considered reserved register locations. Writes to
“Reserved” registers may cause system failure. Reads to “Reserved” registers may return a non-
zero value.
Table 3-4. Chipset Host RAS Controller Register Address Map (D0:F1)
Address
Offset
Mnemonic Register Name
Default
Value
Access
00–01h VID Vendor Identification 8086h RO
02–03h DID Device Identification 2551h RO
04–05h PCICMD PCI Command 0000h RO, RW
06–07h PCISTS PCI Status Register 0000h R/WC, RO
08h RID Revision Identification
See register
description
RO
0Ah SUBC Sub Class Code 00h RO
0Bh BCC Base Class Code FFh RO
0Dh MLT Master Latency Timer 00h RO
0Eh HDR Header Type 00h RO
2C–2Dh SVID Subsystem Vendor Identification 0000h R/WO
2E–2Fh SID Subsystem Identification 0000h R/WO
40–43h FERR_GLOBAL Global First Error 0000 0000h R/WC, RO
44–47h NERR_GLOBAL Global Next Error 0000 0000h R/WC, RO
50h HIA_FERR HI_A First Error 00h R/WC, RO
52h HIA_NERR HI_A Next Error 00h R/WC, RO
58h SCICMD_HIA SCI Command 00h RO, RW
5Ah SMICMD_HIA SMI Command 00h RO, RW
5Ch SERRCMD_HIA SERR Command 00h RO, RW
60h SB_FERR System Bus First Error 00h R/WC
62h SB_NERR System Bus Next Error 00h R/WC
68h SCICMD_SB SCI Command 00h RW
6Ah SMICMD_SB SCI Command 00h RW
6Ch SERRCMD_SB SERR Command 00h RW
80h DRAM_FERR DRAM First Error 00h R/WC, RO
82h DRAM_NERR DRAM Next Error 00h R/WC, RO
88h SCICMD_DRAM SCI Command 00h RO, RW
8Ah SMICMD_DRAM SMI Command 00h RO, RW
8Ch SERRCMD_DRAM SCI Command 00h RO, RW
A0–A3h DRAM_CELOG_ADD
DRAM First Correctable Memory Error
Address
0000 0000h RO
B0–B3h DRAM_UELOG_ADD
DRAM First Uncorrectable Memory Error
Address
0000 0000h RO
D0–D1h
DRAM_CELOG_
SYNDROME
DRAM First Correctable Memory
Syndrome Error
0000h RO