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EPMe-42 BIOS Reference Manual 19
Enable RH Prevention
Option Default: 01
00 = Disabled
01 = Enabled
Option Help: Actively prevent Row Hammer
Row Hammer Solution
Option Default: 00
00 = Hardware RHP
01 = 2x Refresh
Option Help: Type of method used to prevent Row Hammer
RH Activation Probability
Option Default: 0B
01 = 1/2^1
02 = 1/2^2
03 = 1/2^3
04 = 1/2^4
05 = 1/2^5
06 = 1/2^6
07 = 1/2^7
08 = 1/2^8
09 = 1/2^9
0A = 1/2^10
0B = 1/2^11
0C = 1/2^12
0D = 1/2^13
0E = 1/2^14
0F = 1/2^15
Option Help: Used to adjust MC for Hardware RHP.
Memory Scrambler
Option Default: 01
00 = Disabled
01 = Enabled
Option Help: Enable/Disable Memory Scrambler support.