82801FB Datasheet, PDF (344/786 Pages) Intel Corporation – Intel I/O Controller Hub 6 (ICH6) Family

LPC Interface Bridge Registers (D31:F0)
Table 10-1. LPC Interface PCI Register Address Map (LPC I/F—D31:F0) (Sheet 2 of 2)
Offset
Mnemonic
Register Name
Default
Type
84–85h
88–89h
A0–CFh
D0–D3h
D4–D5h
D8–D9h
DCh
F0-F3h
GEN1_DEC
GEN2_DEC
FWH_SEL1
FWH_SEL2
FWH_DEC_EN1
BIOS_CNTL
RCBA
LPC I/F Generic Decode Range 1
LPC I/F Generic Decode Range 2
Power Management (See
Section 10.8.1)
Firmware Hub Select 1
Firmware Hub Select 2
Firmware Hub Decode Enable 1
BIOS Control
Root Complex Base Address
0000h
0000h
00112233h
4567h
FFCFh
00h
00000000h
R/W
R/W
R/W, RO
R/W
R/W, RO
R/WLO, R/W
R/W
10.1.1
10.1.2
VID—Vendor Identification Register (LPC I/F—D31:F0)
Offset Address:
Default Value:
Lockable:
00–01h
8086h
No
Attribute:
Size:
Power Well:
RO
16-bit
Core
Bit
Description
15:0 Vendor ID — RO. This is a 16-bit value assigned to Intel. Intel VID = 8086h
DID—Device Identification Register (LPC I/F—D31:F0)
Offset Address:
Default Value:
Lockable:
02–03h
ICH6/ICH6R: 2640h
ICH6-M: 2641h
No
Attribute:
Size:
Power Well:
RO
16-bit
Core
Bit
Description
15:0 Device ID — RO. This is a 16-bit value assigned to the ICH6 LPC bridge.
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Intel^® I/O Controller Hub 6 (ICH6) Family Datasheet