Advanced Setup, Continued

External Cache Set this option to Enabled to enable L2 secondary (external) cache memory. The settings are Enabled or Disabled. The Optimal default setting is Enabled. The Fail-Safe default setting is Disabled.

Caching Controller Set this option to Yes if a cache controller is installed in the computer.

Setting

Description

 

Absent

To comply with the PCI specifications, PCI adapter cards

 

(the

must be reset every time the CPU is reset. When the end

 

default

user forces a soft reset by pressing <Ctrl> <Alt> <Del>, only

 

setting)

the CPU is reset. When this option is set to No, all soft

 

 

 

resets are converted to hard resets, and all PCI adapter cards

 

 

 

are reset when the CPU is reset.

 

Present

Soft resets still behave like soft resets when Yes is selected.

 

 

 

Select this option if a caching controller is installed in the

 

 

 

computer. Soft resets must not generate a hard reset if a

 

 

 

caching controller is used. If a hard reset is generated, a PCI

 

 

 

caching controller card cannot flush data from cache memory

 

 

 

to a hard disk drive before the reset.

 

 

 

 

 

Video Shadow C000,32K This option controls the location of the contents of video ROM. The settings are:

Setting

Description

Shadow

The contents of the video ROM area (C0000h - C7FFFh) are written to the

 

corresponding address in RAM.

Cached

The contents of the video ROM area (C0000h - C7FFFh) are written to the

 

corresponding RAM address and may be read from or written to cache

 

memory.

Disabled

The video ROM is not copied to RAM. The contents of the video ROM

 

cannot be read from or written to cache memory.

The Optimal default setting is Cached. The Fail-Safe default setting is

Disabled.

Shadow C800,16K

Shadow CC00,16K

Shadow D000,16K

Shadow D400,16K

Shadow D800,16K

Shadow DC00,16K These options enable shadowing of the contents of the ROM area in the option title.

Setting

Description

Shadow

The contents of the ROM area are written to the corresponding address in

 

RAM for faster execution.

Cached

The contents of the ROM area are written to the corresponding RAM

 

address and can be read from or written to cache memory.

Disabled

The ROM is not copied to RAM. The contents of the video ROM cannot be

 

read from or written to cache memory.

The Optimal and Fail-Safe settings are Disabled.

Chapter 2 WINBIOS Setup

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