SOYO SY-5S User Manual

Page 55

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BIOS Setup Utility

SY-5STM

51

CHIPSET FEATURES SETUP (Continued)
CHIPSET
FEATURES

Setting

Description

Note

PCILK/4

The ISA bus runs on PCI
Bus Clock divided by 4.

Default

PCILK/3

The ISA bus runs on PCI
Bus Clock divided by 3.

ISA Bus Clock
Frequency

7.159MHz ISA bus clock fixed to

7.159MHz when [Auto
Configuration] field is set to
[Enabled].

Read-
Only

Disabled

System BIOS
Cacheable

Enabled

The ROM area F0000H-
FFFFFH is cacheable.

Default

Disabled

Video BIOS
Cacheable

Enabled

The video BIOS C0000H-
C7FFFH is cacheable.

Default

Disabled

Default

Memory Hole At
15M-16M

Enabled

Some interface cards will
map their ROM address to
this area. If this occurs,
select [Enabled] in this field.

1 MB

Default

VGA Shared
Memory Size

0.5-4 MB

VGA memory size shared
with system memory.

40

Default

VGA Memory
Clock (MHz)

40-70

MHz

Selects the frequency of the
VGA memory clock.

The following field applies to Cyrix type of CPUs only.

Disabled

Default

Linear Mode
SRAM Support

Enabled

Linear mode SRAM support
for Cyrix type of CPU.

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