82845MP Datasheet, PDF (90/157 Pages) Intel Corporation – Intel 845 Family Chipset-Mobile 82845MP/82845MZ Chipset Memory Controller Hub Mobile (MCH-M)

Intel^®82845MP/82845MZ Chipset-Mobile (MCH-M)
R
3.8.5.
RID1 – Revision Identification Register – Device #1
Address Offset:
Default Value:
Access:
Size:
08h
Dependent on Silicon Revision
Read Only
8 bits
This register contains the revision number of the MCH-M device #1. These bits are read only and writes
to this register have no effect. For the A-0 stepping, this value is 00h.
Bit
Description
7:0
Revision Identification Number (RID): This is an 8-bit value that indicates the revision identification
number for the MCH-M device #1.
3.8.6.
SUBC1- Sub-Class Code Register – Device #1
Address Offset:
Default Value:
Access:
Size:
0Ah
04h
Read Only
8 bits
This register contains the Sub-Class Code for the MCH-M device #1. This code is 04h indicating a PCI-
PCI Bridge device. The register is read only.
Bit
Description
7:0
Sub-Class Code (SUBC1): This is an 8-bit value that indicates the category of Bridge into which the
MCH-M falls. The code is 04h indicating a Host Bridge.
90
Datasheet
250687-002