Advanced Chipset Control Submenu - Xycom XVME-655 Manual

Advanced Chipset Control Submenu

Use this submenu to change the values in the chipset registers and optimize your
system's performance.
PhoenixBIOS Setup–Copyright 1985-95 Phoenix Technologies Ltd.
Advanced
Advanced Chipset Control
DRAM Speed:
DMA Aliasing:
8-bit I/O Recovery:
16-bit I/O Recovery:
IRQ12 used by:
­¯
F1 Help
¨ Select Menu
ESC Exit
Option Description
DRAM Speed Indicates the speed of the SIMMs installed. This is used to configure the system
for maximum performance.
DMA Aliasing Disables DMA Aliasing if a device exists on the ISA bus that uses I/O ports 90h,
94h-96h, 98h, or 9Ch-9Eh.
8-bit I/O Recovery Indicates the number of ISA clock cycles inserted between back-to-back I/O
operations
16-bit I/O Recovery Indicates the number of ISA clock cycles inserted between back-to-back I/O
operations
The options in this menu should be left in their default configurations.
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[60ns]
[Enabled]
[4.5]
[4.5]
ISA bus
Select Item -/+
Enter
Figure Chapter 3 -9. Advanced Chipset Control Submenu
Note
Chapter 3 – BIOS Setup Menus
Item Specific Help
If the line item you are
viewing has specific help,
it will be listed here.
Change Values F9
Select } Sub-Menu
F10 Previous Values
Setup Defaults
3-11