Intel E7-8891 v2 CM8063601377422 User Manual

Product codes
CM8063601377422
Page of 504
Processor Uncore Configuration Registers
172
Intel
®
 Xeon
® 
Processor E7-2800/4800/8800 v2 Product Family
Datasheet Volume Two: Functional Description, February 2014
13.7.2
Device 10 Function 1
Type:
CFG
PortID: N/A
Bus:
1
Device: 10
Function:
0
Offset:
0xe4
Bit
Attr
Default
Description
31:28
RV
-
Reserved.
27:24
RO_V
0x0
TJ Max TCC Offset (TJ_MAX_TCC_OFFSET):
Temperature offset in degrees (C) from the TJ Max. Used for throttling 
temperature. 
Will not impact temperature reading. If offset is allowed and set - the throttle 
will occur and reported at lower than Tj_max
23:16
RO_V
0x0
Thermal Monitor Reference Temperature (REF_TEMP):
This field indicates the maximum junction temperature, also referred to as the 
throttle temperature, TCC activation temperature or prochot temperature. This 
is the temperature at which the Thermal Monitor is activated.
15:8
RO_V
0x0
Fan Temperature target offset (FAN_TEMP_TARGET_OFST):
Fan Temperature target offset (a.k.a. T-Control).
 
 Indicates the relative offset from the Thermal Monitor Trip Temperature at 
which fans should be engaged. 
7:0
RV
-
Reserved.
Register name
Offset
Size
VID
0x0
16
DID
0x2
16
PCICMD
0x4
16
PCISTS
0x6
16
RID
0x8
8
CCR
0x9
24
CLSR
0xc
8
PLAT
0xd
8
HDR
0xe
8
BIST
0xf
8
SVID
0x2c
16
SDID
0x2e
16
CAPPTR
0x34
8
INTL
0x3c
8
INTPIN
0x3d
8
MINGNT
0x3e
8
MAXLAT
0x3f
8
SSKPD
0x6c
64
C2C3TT
0x74
32
CSR_DESIRED_CORES
0xa4
32