System Bios Cacheable - MSI MS-6309 ATX VA5 User Manual

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Boot To OS/2
Set this option to Enabled to permit the BIOS to run properly, if OS/
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2 is to be used with > 64MB of DRAM. The settings are Enabled or
Disabled. The Setup and BIOS default settings are Disabled.
L2 CacheECC
This option enables the Level 2 Cache memory ECC(Error Check
Correction).

System BIOS Cacheable

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AMI BIOS always copies the system BIOS from ROM to RAM for
faster execution. Set this option to Enabled to permit the contents of the
F0000h RAM memory segment to be written to and read from cache memory.
The settings are Enabled or Disabled. The Setup default setting is Enabled.
The BIOS default setting is Disabled.
C000, 32K Shadow
These options specify how the contents of the video ROM are
handled. The settings are:
Disabled - the Video ROM is not copied to RAM.
Cached - the contents of the video ROM from C0000h - C7FFFh are
Enabled - the Contents of the video ROM from C0000h - C7FFFh are
The Setup and BIOS default setting is Enabled.
> 64MB
not only copied from ROM to RAM; it can also be written
to or read from cache memory.
copied(shadowed) from ROM to RAM for faster execution.
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