4-10
PDSM4/PDSME User's Manual
Select "Write Through" to allow data to be cached into the buffer and written
into the system memory at the same time. Select "Write Protect" to prevent
data from being written into the extended memory area. Select "Write Back" to
allow the CPU to write data back directly from the buffer without writing data to
the System Memory for fast CPU data processing and operation. The options
are Uncached, Write Through, Write Protect, and
Write Back
.
Discrete MTRR Allocation
If enabled, MTRRs (-Memory Type Range Registers) are confi gured as distinct,
separate units and cannot be overlapped. If enabled, the user can achieve
better graphic effects when using a Linux graphic driver that requires the write-
combining confi guration with 4GB or more memory. The options are Enabled
and
Disabled
.
u
PCI Confi guration
Access the submenu to make changes to the following settings for PCI devices.
Onboard G-Lan1&2 / SCSI OPROM Confi guration
Enabling this option provides the capability to boot from GLAN1, GLAN2 or SCSI.
The options are Disabled and
Enabled
.
Default VGA
Select
Add-on Card
if you want to use an add-on VGA card that is installed. Oth-
erwise, select Onboard VGA to use the built-in VGA video. The options are
Add-on
Card
and Onboard VGA.
Reset Confi guration Data
If set to Yes, this setting clears the Extended System Confi guration Data- (ESCD)
area. The options are Yes and
No
.
Frequency for PCIX#1-#2/SCSI, PCIX#5-#6
This option allows the user to change the bus frequency for the devices installed
in the slots indicated. The options are
Auto
, PCI 33 MHz, PCI 66 MHz, PCI-X 66
MHz, PCI-X 100 MHz, and PCI-X 133 MHz.
u
Slot1 PCI-X 100MHz ZCR, Slot2 PCI-X 100MHz, Slot3 PCI-Exp X1,
Slot4 PCI-Exp X4, Slot5 PCI-X 133 MHz, Slot6 PCI-X 133 MHz
Access the submenu for each of the settings above to make changes to the
following:
Option ROM Scan
When enabled, this setting will initialize the device expansion ROM. The options
are
Enabled
and Disabled.
