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25.4.5
M emory Cache Submenu
1 5 7 B
Feature
Memory Cache
Cache System BIOS area
Cache Video BIOS area
Cache Base 0-512K
Cache Base 512-640K
Cache Extended Memory area
D000 – D3FF
D400 – D7FF
D800 – DBFF
DC00 – DFFF
Note:
In the Option column, bold shows default settings.
25.4.6
I /O Device Configuration Submenu
1 5 8 B
Feature
Local Bus IDE adapter
Hard Disk Pre-Delay:
Primary IDE UDMA66/100:
Secondary IDE UDMA66/100:
Kontron User's Guide
coolMonster/PM
Option
Disabled
Enabled
Uncached
Write Protected
Uncached
Write Protected
Uncached
Write Through
Write Protected
Write Back
Uncached
Write Through
Controls caching of base memory above between 512
Write Protected
Write Back
Uncached
Write Through
Write Protected
Write Back
Disabled
Write Through
Write Protected
Write-Back: Writes are cached but not sent to main
Write Back
Option
Disabled
Primary
Secondary
Both
Disabled
3 Seconds
Adds a delay before the first access of a hard
6 Seconds
9 Seconds
12 Seconds
15 Seconds
21 Seconds
30 Seconds
Disabled
Enabled
Disabled
Enabled
66
25 24BAppendix B: BIOS Operation
Description
Enables or Disables L2 cache.
Controls caching of System BIOS area.
Controls caching of Video BIOS area.
Controls caching of base memory up to 512KB.
and 640KB.
Controls caching of system memory above 1MB.
Disabled: block is not cached.
Write-Through: Write are cached and sent to main
memory at once.
Write-Protect: Writes are ignored.
memory until necessary.
Description
Enables onboard PCI IDE device.
disk by the BIOS. Some hard disks hang if
accessed before they have initialized them-
selves. This delay ensures the hard disk
has initialized after power up, prior to
being accessed.
Disabled limits max.
transfer mode to UDMA33.
Enabled allows UDMA66
and above.
Disabled limits max.
transfer mode to UDMA33.
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