Chapter 7: BIOS

ECC Chip Kill

Allows the user to Enable or Disable ECC Chip Kill.

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.

Data Cache BG Scrub

Allows L1 cache RAM to be corrected when idle. Options are Disabled and various times in nanoseconds and microseconds.

Power Down Control

This feature allows DIMMs to enter a power down mode by deasserting the clock enable signal when DIMMs are not in use. The options are Auto and Disabled.

Memory Timing Parameters

Select CPU Node0 or CPU Node1 to view the parameters for that node in the

fi eld below.

HT2000 System I/O Configuration

EXB_B Split to 2 (x4)

Enable or Disable EXB_B Split to 2.

EXB_C Split to 2 (x4)

Enable or Disable EXB_C Split to 2.

HT1000 SouthBridge Configuration

HIDE XIOAPIC PCI Functions

The options are Yes and No.

7-9

Page 79
Image 79
SUPER MICRO Computer AS1020S-8 ECC Chip Kill, Dram Scrub Redirect, Dram BG Scrub, L2 Cache BG Scrub, Data Cache BG Scrub