Ampro Corporation COM 830 - Manual (Page 69)

Chapter 4 BIOS Setup Description
COM 830 Reference Manual 63
Chipset Configuration Submenu
Feature Options Description
Memory Hole Disabled
15MB-16MB
Enable or disable the memory hole between 15MB
and 16MB. If enabled, accesses to this range are
forwarded to the LPC / PCI bus.
Chipset Thermal
Throttling Disabled
Enabled
This enables or disables chipset thermal throttling.
IOAPIC Disabled
Enabled
Enable / Disable ICH7M-DH IOAPIC function.
APIC ACPI SCI IRQ Disabled
Enabled
If set to Disabled IRQ9 is used for the SCI.
If set to Enabled IRQ20 is used for the SCI.
C4 On C3 Disabled
Enabled
If enabled the CPU is put to C4 state, when the ACPI
OS initiates a transition to C3, for additional power
saving at “Desktop Idle Mode”.
Active State Power
Management Disabled
Enabled
Enable or disable PCI Express L0s and L1 link power
states.
PCIE Port 0 Auto
Enabled
Disabled
Enable or disable PCI Express port.
PCIE Port 1 Auto
Enabled
Disabled
Enable or disable PCI Express port.
PCIE Port 2 Auto
Enabled
Disabled
Enable or disable PCI Express port.
PCIE Port 3 Auto
Enabled
Disabled
Enable or disable PCI Express port.
PCIE Port 4 Auto
Enabled
Disabled
Enable or disable PCI Express port.
PCIE High Priority
Port Disabled
Port 0
Port 1
Port 2
Port 3
Port 4
Enable PCI Express high priority port for isochronous
data transfers.
PCIE Port 0 IOxAPIC
Enable Disabled
Enabled
Enable support for IOAPIC behind PCI Express port.