Chapter 4: BIOS
4-9
Hardware Memory Hole
When "Enabled", allows software memory remapping around the memory
hole. Options are Enabled and
Disabled
. Note: this is only supported by
Rev E0 processors and above.
Node Interleaving
Use this setting to Enable or
Disable
node interleaving.
Bank Swizzle Mode
The options are Enabled and
Disabled
.
ECC Confi guration
DRAM ECC Enable
DRAM ECC allows hardware to report and correct memory errors automati-
cally. Options are
Enabled
and Disabled.
MCA DRAM ECC Logging
When Enabled, MCA DRAM ECC logging and reporting is enabled.
Options are Enabled and
Disabled
.
ECC Chipkill
Allows the user to enabled ECC Chipkill. Options are Enabled and
Disabled
.
DRAM Scrub Redirect
Allows system to correct DRAM ECC errors immediately, even with
background scrubbing on. Options are Enabled and
Disabled
.
DRAM BG Scrub
Corrects memory errors so later reads are correct. Options are
Dis-
abled
and various times in nanoseconds and microseconds.
L2 Cache BG Scrub
Allows L2 cache RAM to be corrected when idle. Options are
Disabled
and
various times in nanoseconds and microseconds.