Intel E7-8891 v2 CM8063601377422 User Manual

Product codes
CM8063601377422
Page of 504
Intel
®
 Xeon
® 
Processor E7-2800/4800/8800 v2 Product Family
163
Datasheet Volume Two: Functional Description, February 2014
Processor Uncore Configuration Registers
13.6.1.3
GIDNIDMAP
Node ID Mapping Register. 
Mapping between group id and nodeid
6:4
RW_LB
0x0
Redirection Mode Select for Logical Interrupts (RdrModSel):
Selects the redirection mode used for MSI interrupts with lowest-priority 
delivery mode. The following schemes are used: 
000 : Fixed Priority - select the first enabled APIC in the cluster. 
001: Redirect last - last vector selected (applicable only in extended mode)
010 : Hash Vector - select the first enabled APIC in round robin manner 
starting form the hash of the vector number. 
default: Fixed Priority
3:2
RV
-
Reserved.
1:1
RW_LB
0x0
Force to X2 APIC Mode (ForceX2APIC):
Write:
1: Forces the system to move into X2APIC Mode.
0: No affect
0:0
RW_LB
0x1
Extended APIC Enable (xApicEn):
Set this bit if you would like extended XAPIC configuration to be used. This 
bit can be written directly, and can also be updated using XTPR messages
Type:
CFG
PortID: N/A
Bus:
1
Device: 11
Function:
0
Offset:
0x48
Bit
Attr
Default Description
Type:
CFG
PortID: N/A
Bus:
1
Device: 11
Function:
0
Offset:
0x54
Bit
Attr
Default
Description
31:24
RV
-
Reserved.
23:21
RW_LB
0x0
Node Id 7 (NodeId7):
NodeId for group id 7
20:18
RW_LB
0x0
Node Id 6 (NodeId6):
Node Id for group 6
17:15
RW_LB
0x0
Node Id 5 (NodeId5):
Node Id for group 5
14:12
RW_LB
0x0
Node Id 4 (NodeId4):
Node Id for group id 4
11:9
RW_LB
0x0
Node Id 3 (NodeId3):
Node Id for group 3
8:6
RW_LB
0x0
Node Id 2 (NodeID2):
Node Id for group Id 2
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