Intel E7-8891 v2 CM8063601377422 User Manual

Product codes
CM8063601377422
Page of 504
Integrated I/O (IIO) Configuration Registers
426
Intel
®
 Xeon
® 
Processor E7-2800/4800/8800 v2 Product Family
Datasheet Volume Two: Functional Description, February 2014
14.8.8
HDR
14.8.9
SVID
14.8.10 SDID
14.8.11 CAPPTR
Type:
CFG
PortID:
N/A
Bus:
0
Device:
5Function:2
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:2
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:2
Offset:
0x2e
Bit
Attr
Default
Description
15:0
RW_O
0x0
subsystem_device_identification_number:
Assigned by the subsystem vendor to uniquely identify the subsystem
Type:
CFG
PortID:
N/A
Bus:
0
Device:
5Function:2
Offset:
0x34
Bit
Attr
Default
Description
7:0
RO
0x40
capability_pointer:
Points to the first capability structure for the device.
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