5-5
Chapter 5: BIOS
Channel
Interleaving
This option enables Channel Interleaving. Options include Auto and Disabled.
CS Sparing
Enable
This option reserves a spare memory rank in each node. Options include
Enabled and Disabled.
Bank Swizzle
Mode
This option enables or disables bank swizzle mode.
ECC
Configuration
This submenu contains the following options for ECC Configuration.
ECC Mode
This option sets the level of ECC protection. Setting the option to ‘Super’ ECC
mode dynamically sets the DRAM scrub rate so all of memory is scrubbed in 8
hours. If you set this option to ‘User’ then you may further set the DRAM ECC
Enable option manually. Options include Disabled, Basic, Good, Super, Max and
User.
DRAM
ECC
Enable
This option is only available for manual setting if the ECC Mode option above is
set to ‘User”. This option allows hardware to report and correct memory errors
automatically, maintaining system integrity. Options include Enabled or
Disabled.
DRAM Timing
Configuration
This submenu contains the following options for DRAM Timing Configuration.
DRAM Timing
Configuration
This option allows you to set the DRAM Timing configuration as Auto or Manual.
IOMMU This option enables or disables the IOMMU setting.
Memory Timing
Parameters
This option selects which node’s timing parameters to display. Options include
CPU Node 0 or CPU Node 3.
Memory
Information
Static memory information is also displayed in this submenu that includes
Memory CLK, CAS Latency (Tcl), RAS/CAS Delay (Trcd), Row Precharge Time
(Trp), Min Active RAS (Tras), RAS/RAS Delay (Trrd), Row Cycle (Trc), Read to
Precharge (Trtp), Write Recover Time (Twr).and Memory Type.
SouthBridge
Configuration
This submenu contains the following submenus and options for SouthBridge
Configuration.
OHCI HC and
EHCI HC Bus
Settings
These settings allow to enable or disable the various OHCI or EHCI HC bus
settings.
USB 2.0
Controller Mode
This option allows you to configure the USB 2.0 controller in HiSpeed (480Mbps)
or Full Speed (12Mbps) mode. Options include Enabled or Disabled.
Legacy USB
Support
This option enables support for legacy USB devices. Auto disables legacy
support if no USB devices are connected. Options include Auto, Enabled or
Disabled.
Table 5-3. Advanced Chipset Control Submenu
Menu Option Description
