Datasheet

Integrated I/O (IIO) Configuration Registers
356 Intel
®
Xeon
®
Processor E7-2800/4800/8800 v2 Product Family
Datasheet Volume Two: Functional Description, February 2014
14.6.1 VID
14.6.2 DID
14.6.3 PCICMD
IRPEGCREDITS 0x840 64
IRP_MISC_DFX2 0x850 32
IRP_MISC_DFX3 0x854 32
Type: CFG PortID: N/A
Bus: 0 Device: 5Function:0
Offset: 0x0
Bit Attr Default Description
15:0 RO 0x8086
vendor_identification_number:
The value is assigned by PCI-SIG to Intel.
Type: CFG PortID: N/A
Bus: 0 Device: 5Function:0
Offset: 0x2
Bit Attr Default Description
15:0 RO 0xe28
device_identification_number:
Device ID values vary from function to function. Bits 15:8 are equal to 0x0E.
Type: CFG PortID: N/A
Bus: 0 Device: 5Function:0
Offset: 0x4
Bit Attr Default Description
15:11 RV - Reserved.
10:10 RO 0x0
intx_disable:
N/A for this device
9:9 RO 0x0
fast_back_to_back_enable:
Not applicable to PCI Express and is hardwired to 0
8:8 RO 0x0
serr_enable:
This bit has no impact on error reporting from these devices
7:7 RO 0x0
idsel_stepping_wait_cycle_control:
Not applicable to internal devices. Hardwired to 0.
6:6 RO 0x0
parity_error_response:
This bit has no impact on error reporting from these devices
Register name Offset Size