Datasheet

Integrated I/O (IIO) Configuration Registers
500 Intel
®
Xeon
®
Processor E7-2800/4800/8800 v2 Product Family
Datasheet Volume Two: Functional Description, February 2014
14.11.8 PLAT
14.11.9 HDR
14.11.10 BIST
14.11.11 SVID
Type: CFG PortID: N/A
Bus: 0 Device: 6Function:0,3
Bus: 0 Device: 7Function:0
Offset: 0xd
Bit Attr Default Description
7:0 RO 0x0
primary_latency_timer:
Not applicable to PCI Express*. Hardwired to 00h.
Type: CFG PortID: N/A
Bus: 0 Device: 6Function:0,3
Bus: 0 Device: 7Function: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: 6Function:0,3
Bus: 0 Device: 7Function:0
Offset: 0xf
Bit Attr Default Description
7:0 RO 0x0
bist_tests:
Not supported. Hardwired to 00h
Type: CFG PortID: N/A
Bus: 0 Device: 6Function:0,3
Bus: 0 Device: 7Function: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.