307013-003 Datasheet, PDF (315/848 Pages) Intel Corporation – Intel I/O Controller Hub 7

LAN Controller Registers (B1:D8:F0) (Desktop and Mobile Only)
8.2
LAN Control / Status Registers (CSR)
(LAN Controller—B1:D8:F0)
Table 8-4.
Intel^® ICH7 Integrated LAN Controller CSR Space Register Address Map
Offset
Mnemonic
Register Name
Default
Type
00h–01h
SCB_STA
System Control Block Status Word
02h–03h
SCB_CMD
System Control Block Command
Word
04h–07h
SCB_GENPNT
System Control Block General
Pointer
08h–0Bh
Port
PORT Interface
0Ch–
0Dh
—
Reserved
0Eh EEPROM_CNTL EEPROM Control
0Fh
—
Reserved
10h–13h
MDI_CNTL
Management Data Interface
Control
14h–17h REC_DMA_BC Receive DMA Byte Count
18h
EREC_INTR Early Receive Interrupt
19–1Ah FLOW_CNTL Flow Control
1Bh
1Ch
1Dh
1Eh
1Fh
20h–3Ch
PMDR
GENCNTL
GENSTA
—
SMB_PCI
—
Power Management Driver
General Control
General Status
Reserved
SMB via PCI
Reserved
0000h
0000h
0000 0000h
0000 0000h
—
00
—
0000 0000h
0000 0000h
00h
0000h
00h
00h
00h
—
27h
—
R/WC, RO
R/W, WO
R/W
R/W (special)
—
R/W, RO, WO
—
R/W (special)
RO
R/W
RO, R/W
(special)
R/WC
R/W
RO
—
R/W
—
Intel ^® ICH7 Family Datasheet
315