South Bridge - Advantech ARK-2121 User Manual

3.5.4

South Bridge

 Azalia HD Audio
Azalia HD Audio Options.
USB Configuration

USB Configuration Settings.
 PCI Express Configuration
PCI Express Configuration settings.
 High Precision Timer
Enables or disables the high precision timer.
 LAN1 Controller
Enable or Disable the LAN1.
 LAN2 Controller
Enable or Disable the LAN2.
 PCIE Wake
Enable or Disable PCIE to wake the system from S5.
 Restore AC Power Loss
Select AC power state when power is re-applied after a power failure.
Serial IRQ Mode

Configure Serial IRQ Mode.
 Global SMI Lock
Enable or Disable SMI lock.
 BIOS Read/Write Protection
Enable or Disable BIOS SPI region read/write protect.
35 ARK-2121 User Manual