Chapter2
BIOS Setup
2-13
OnChip Modem
This item allows you to control the onboard MC97 Modem controller.
The Choices: Auto
(default)
,
Disabled.
OnChip USB/USB2
This should be enabled if your system has a USB installed on the
system board and you wish to use it. Even when so equipped, if you
add a higher performance controller, you will need to disable this
feature.
The Choices: Enabled
(default), Disabled.
USB Keyboard Support
Select Enabled if your system contains an Universal Serial Bus (USB)
controller and you have an USB keyboard.
The Choices: Disabled
(default)
,
Enabled.
Chipset Specific Feature
This setup page includes all the items of chipset special features.
PCI Master Pipeline Req
This item allows you to enable/disable the PCI master pipeline request
feature.
The Choices:
Enabled,
Disabled
(default).
P2C/C2P Concurrency
This item allows you to enable/disable the PCI to CPU, CPU to PCI
concurrency.
The Choices:
Enabled,
Disabled
(default).
Fast R-W Turn Around
This item controls the DRAM timing. It allows you to enable/disable
the fast read/write turn around.
The Choices:
Enabled,
Disabled
(default).
CPU to PCI Write Buffer
When enabled, up to four Dwords of data. Can be written to the PCI
bus without interrupting the CPU. When disabled, a write buffer is not
used and the CPU read cycle will not be completed until the PCI bus
signals that it is ready to receive the data.
The Choices: Enabled
(default), Disabled.