Intel E7-8891 v2 CM8063601377422 User Manual
Product codes
CM8063601377422
Intel
®
Xeon
®
Processor E7-2800/4800/8800 v2 Product Family
359
Datasheet Volume Two: Functional Description, February 2014
Integrated I/O (IIO) Configuration Registers
14.6.7
CLSR
14.6.8
HDR
14.6.9
SVID
15:8
RO_V
0x80
sub_class:
Generic Device
7:0
RO_V
0x0
register_level_programming_interface:
Set to 00h for all non-APIC devices.
Type:
CFG
PortID:
N/A
Bus:
0
Device:
5Function:0
Offset:
0xc
Bit
Attr
Default
Description
7:0
RW
0x0
cacheline_size:
This register is set as RW for compatibility reasons only. Cacheline size is
always 64B.
Type:
CFG
PortID:
N/A
Bus:
0
Device:
5Function:0
Offset:
0xe
Bit
Attr
Default
Description
7:7
RO
0x1
multi_function_device:
This bit defaults to 1b since all these devices are multifunction
6:0
RO
0x0
configuration_layout:
This field identifies the format of the configuration header layout. It is Type 0
for all these devices. The default is 00h, indicating a “endpoint device”.
Type:
CFG
PortID:
N/A
Bus:
0
Device:
5Function:0
Offset:
0x2c
Bit
Attr
Default
Description
15:0
RW_O
0x8086
subsystem_vendor_identification_number:
The default value specifies Intel but can be set to any value once after reset.
Type:
CFG
PortID:
N/A
Bus:
0
Device:
5Function:0
Offset:
0x9
Bit
Attr
Default
Description