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The P4X4-ALH Mainboard
Page 33
4CPU to PCI Write Buffer
If enabled, writes from the CPU to the PCI bus will be buffered so that the
CPU will not have to wait until the write is completed before starting another
write cycle.
4PCI Master 0 WS Write
If enabled, writes to the PCI bus are executed with zero wait states
4PCI Master 0 WS Write
The chipset has an embedded 32-bit posted write buffer to support delay
transaction cycles. Select enabled to support compliance with PCI specifica-
tion version 2.1.
Memory Hole
You can reserve this area of system memory for ISA adapter ROM. When this
area is reserved, it cannot be cached. The user information of peripherals that
need to use this area of system memory usually discusses their memory re-
quirements.
System BIOS Cacheable
Selecting
“
Enabled
”
allows caching of the system BIOS ROM. This results
system performance. However, if any program writes to this memory area, a
system error may occur.
Video RAM Cacheable
Select Enabled allows caching of the video RAM, resulting in better system per-
formance. However, if any program writes to this memory area, a system error
may occur.
Delay Prior to Thermal
This item allows you to select the delay time before the P4 CPU Thermal Func-
tion is enabled. If you are using NT 4.0 you must be active to prevent the sys-
tem from hanging. The options are: 4 min, 8 min, 16 min and 32 min.
CPU & PCI Bus Control
When you select this field the following menu will appear:
CPU to PCI Write Buffer
PCI Master 0 WS Write
PCI Delay Transaction
Item Help
Menu Level 44
Phoenix - AwardBIOS CMOS Setup Utility
CPU & PCI Bus Control
[Enabled]
[Enabled]
[Disabled]
Managing The PC BIOS