Datasheet

Processor Uncore Configuration Registers
320 Datasheet, Volume 2
4.2.4.4 MESEG_BASE—Manageability Engine Base Address Register
4.2.4.5 MESEG_LIMIT—Manageability Engine Limit Address Register
MESEG_BASE
Bus: 1 Device: 12 Function: 6 Offset: 70h
Bit Attr
Reset
Value
Description
63:46 RV 0h Reserved
45:19 RW-LB
000000
0h
MEBASE
This field corresponds to A[45:19] of the base address memory range that is
allocated to the ME.
18:0 RV 0h Reserved
MESEG_LIMIT
Bus: 1 Device: 12 Function: 6 Offset: 78h
Bit Attr
Reset
Value
Description
63:46 RV 0h Reserved
45:19 RW-LB
000000
0h
MELIMIT
This field corresponds to A[45:19] of the limit address memory range that is
allocated to the ME. Minimum granularity is 1 MB for this region.
18:12 RV 0h Reserved
11 RW-LB 0h
EN
This bit indicates whether the ME Stolen Memory range is enabled or not. When
enabled, all IA access to this range must be aborted.
10 RW-LB 0h
MELCK
This field indicates whether all bits in the MESEG_BASE and MESEG_MASK
registers are locked. When locked, updates to any field for these registers must be
dropped.
9:0 RV 0h Reserved