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Note: The "Super" ECC mode dynamically sets the DRAM scrub rate so all
of memory is scrubbed in 8-hours.
DRAM ECC Enable
This setting allows hardware to report and correct memory errors automati-
cally, maintaining system integrity. Options are Enabled or Disabled.
DRAM Timing Confi guration
DRAM Timing Confi g
This setting specifi es the DRAM timing confi guration. Options are Auto and
Manual.
Memory Timing Parameters
This selects the which node's timing parameters to display. Options include CPU
Node 0, CPU Node 1, CPU Node 2 or CPU Node 3.
IOMMU
This setting is used to enable or disable or set the GART size in systems without
AGP. Options include Enabled and Disabled.
OHCI/EHCI HC Device Functions
These settings allow you to either Enable or Disable functions for OHCI or EHCI
bus devices.
USB 2.0 Controller Mode
Use this setting to confi gure the USB 2.0 Controller in either Hi-Speed (480
Mps) or Full Speed (12 Mps) mode. Options include Enabled (Hi-Speed Mode)
or Disabled (Full Speed Mode).
Legacy USB Support
Select "Enabled" to enable the support for USB Legacy. Disable Legacy support
if there are no USB devices installed in the system. "Auto" disabled Legacy
support if no USB devices are connected. The options are Disabled, Enabled
and Auto.
7-7
Chapter 7: BIOS
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