MSI MS-6189 Manual page 44

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CHAPTER 3

System BIOS Cacheable

Selecting Enabled allows the caching of the system BIOS ROM at

F0000h-FFFFFh, resulting in better system performance. However, if any

program writes to this memory area, a system error may result.

Video RAM Cacheable

Select Enabled allows caching of the video RAM, resulting in better

system performance. However, if any program writes to this memory area, a

system error may result.

Memory Hole at 15M-16M

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 requirements. The settings are Enabled or Disabled.

AGP Aperture Size

Select the size of Accelerated Graphics Port (AGP) aperture. The

aperture is a portion of the PCI memory address range dedicated for graphics

memory address space. Host cycles that hit the aperture range are forwaded

to the AGP without any translation.

Concurrent function (MEM)

This item is CPU & PCI Masters Concurrently Access Memory

Funtion. Select enabled allows CPU access memory cycles and PCI masters

access memory concurrently issued onto host bus and PCI bus, respec-

tively, and then the memory access cycles will be rearranged by SiS630 to

memory sequentially.

Concurrent function (PCI)

This item is CPU & PCI Masters Concurrently Access PCI Bus

Function. Select Enabled allows CPU access PCI bus cycle and PCI masters

access memory cycles concurrently issued onto host and PCI bus, respec-

tively.

AWARD

3-13

BIOS SETUP

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