Gigabyte GA-486AM User Manual page 33

GA-486AM
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Memory Hole Size
The default value is None.
None System doesn't assign any memory below 16 MB to AT Bus.
64K System assign 64 KB memory size below 16 MB to AT Bus.
128K System assign 128 KB memory size below 16 MB to AT Bus.
256K System assign 256 KB memory size below 16 MB to AT Bus.
512K System assign 512 KB memory size below 16 MB to AT Bus.
1MB System assign 1 MB memory size below 16 MB to AT Bus.
2MB System assign 2 MB memory size below 16 MB to AT Bus.
4MB System assign 4 MB memory size below 16 MB to AT Bus.
8MB System assign 8 MB memory size below 16 MB to AT Bus.
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I/O Recover Time
The default value is 1 WS.
1W For 33MHz,40 MHz or 50 MHz system.
0W For 25 MHz system.
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Ext-Cache with Dirty Bit
The default value is Yes.
Yes Second Cache with Dirty Bit.
No Second Cache without Dirty Bit.
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Slow Refresh (1/4 Freq)
The default value is Enabled.
Refresh memory per 60£ g s .
Enabled
Refresh memory per 15£ g s .
Disabled
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PCI Posted Memory Write
The default value is Enabled.
Enabled Enable PCI posted memory write.
Disabled Disable PCI posted memory write.
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CPU-to-PCI Post Write
The default value is 1 WS.
1W For 33MHz,40 MHz or 50 MHz system.
0W For 25 MHz system.
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CPU-to-PCI Burst Write
The default value is Enabled.
Enabled Enable CPU-to -PCI Burst Write.
Disabled Disable CPU-to -PCI Burst Write.
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Enhance PCI performance
The default value is Enabled.
Enabled Enable Enhance PCI performance.
Disabled Disable Enhance PCI performance.
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