Intel E7-8891 v2 CM8063601377422 User Manual

Product codes
CM8063601377422
Page of 504
Processor Uncore Configuration Registers
170
Intel
®
 Xeon
® 
Processor E7-2800/4800/8800 v2 Product Family
Datasheet Volume Two: Functional Description, February 2014
13.7.1.4
PACKAGE_POWER_SKU_UNIT
Defines units for calculating SKU power and timing parameters.
PCU microcode will update the contents of this register.
13.7.1.5
PACKAGE_ENERGY_STATUS
Package energy consumed by the entire PCU microcode (including IA, GT and uncore). 
The counter will wrap around and continue counting when it reaches its limit. 
30:16
RO_V
Varies
Minimal Package Power (PKG_MIN_PWR):
The minimum allowed power limit for a processor that could be used in the 
PACKAGE_POWER_LIMIT register. The value is in the units identified in 
POWER_UNIT field in PACKAGE_POWER_SKU_UNIT register. 
15:15
RV
-
Reserved.
14:0
RO_V
Varies
TDP Package Power (PKG_TDP):
The package’s Thermal Design Power allowed for this processor. The value is in 
the units identified in POWER_UNIT field in PACKAGE_POWER_SKU_UNIT 
register. 
Type:
CFG
PortID: N/A
Bus:
1
Device: 10
Function:
0
Offset:
0x84
Bit
Attr
Default
Description
Type:
CFG
PortID:
N/A
Bus:
1
Device:
10Function:0
Offset:
0x8c
Bit
Attr
Default
Description
31:20
RV
-
Reserved.
19:16
RO_V
0xa
Time Unit (TIME_UNIT):
Time Units used for power control registers.
The actual unit value is calculated by 1 / Power (2,TIME_UNIT) second.
The default value of 0Ah corresponds to 976 usec.
15:13
RV
-
Reserved.
12:8
RO_V
0x10
Energy Units (ENERGY_UNIT):
Energy Units used for power control registers.
The actual unit value is calculated by 1 / Power (2,ENERGY_UNIT) J.
The default value of 10h corresponds to 15.3 uJ.
7:4
RV
-
Reserved.
3:0
RO_V
0x3
Power Units (PWR_UNIT):
Power Units used for power control registers.
The actual unit value is calculated by 1 / Power (2,PWR_UNIT) W.
The default value of 0011b corresponds to 1 / 8 W.
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