System Bios Cacheable - American Megatrends Merlin User Manual

American megatrends merlin motherboards: user guide
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Advanced Setup,
System BIOS CacheableWhen this option is set to Enabled, the
contents of the F0000h system memory segment can
be read from or written to L2 secondary cache
memory. The contents of the F0000h memory
segment are always copied from the BIOS ROM to
system RAM for faster execution. The settings are
Enabled or Disabled. The Optimal default setting is
Enabled. The Fail-Safe default setting is
Caching Controller Set this option to Present if a cache controller is
installed in the computer. The Optimal and Fail-Safe
default settings are Absent.
Setting
Absent
To comply with the PCI specifications, PCI
(the Optimal
adapter cards must be reset every time the CPU is
and Fail-
reset. When the end user forces a soft reset by
Safe default
pressing <Ctrl> <Alt> <Del>, only the CPU is
setting)
reset. When this option is set to No, all soft
resets are converted to hard resets, and all PCI
adapter cards are reset when the CPU is reset.
Present
Soft resets still behave like soft resets when
Present is selected. Select this option if a caching
controller is installed in the computer. Soft resets
must not generate a hard reset if a caching
controller is used. If a hard reset is generated, a
PCI caching controller card may not be able to
flush data from its cache memory to a hard disk
drive before the reset.
Chapter 2 WINBIOS Setup
Continued
Description
Disabled.
Cont'd
43

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