307013-003 Datasheet, PDF (307/848 Pages) Intel Corporation – Intel I/O Controller Hub 7

LAN Controller Registers (B1:D8:F0) (Desktop and Mobile Only)
8.1.5
8.1.6
8.1.7
RID—Revision Identification Register
(LAN Controller—B1:D8:F0)
Offset Address: 08h
Default Value: See bit description
Attribute:
Size:
RO
8 bits
Bit
Description
Revision ID (RID) — RO. This field is an 8-bit value that indicates the revision number
for the integrated LAN controller. The three least significant bits in this register may be
7:0 overridden by the ID and REV ID fields in the EEPROM. Refer to the Intel^® I/O
Controller Hub 7 (ICH7) Family Specification Update for the value of the Revision ID
Register.
SCC—Sub Class Code Register
(LAN Controller—B1:D8:F0)
Offset Address: 0Ah
Default Value: 00h
Attribute:
Size:
RO
8 bits
Bit
Description
7:0
Sub Class Code (SCC) — RO. This 8-bit value specifies the sub-class of the device as an
Ethernet controller.
BCC—Base-Class Code Register
(LAN Controller—B1:D8:F0)
Offset Address: 0Bh
Default Value: 02h
Attribute:
Size:
RO
8 bits
Bit
Description
7:0
Base Class Code (BCC) — RO. This 8-bit value specifies the base class of the device as
a network controller.
Intel ^® ICH7 Family Datasheet
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