Siemens Nixdorf D931, Техническое руководство

Страница: 26 / 78

Settings in BIOS Setup
Advanced system settings
16
A26361-D931-Z121-5-7619
Cache System BIOS Area / Cache Video BIOS Area
Prerequisite: The
Cache
field must contain
Enabled
.
The video BIOS and the System BIOS can be mapped in the cache using
Cache
System BIOS Area
and
Cache Video BIOS Area
. If the contents of the BIOS are in the
cache, the device's performance is enhanced.
Write Protect
The corresponding BIOS (write access) is mapped in the cache
(Default entry).
Disabled
The contents of the memory are not mapped in the cache .
Cache DRAM Memory Area
Prerequisite: The
Cache
field must contain
Enabled
.
Parts of the main memory can be mapped in the cache using
Cache DRAM Memory
Area
. If the contents of the memory are in the cache, the device's performance is
enhanced.
Write Through
The contents of the memory are simultaneously mapped in the
cache and written in the main memory. The main memory and the
cache contain the same information.
Write Back
The contents of the memory are mapped in the cache and written in
the main memory only as required. The main memory and the
cache do not contain the same information. (Default entry)
Disabled
The contents of the memory are not mapped in the cache .
Cache Memory Regions
Condition: The Cache field must be set to Intern only or Intern and Extern.
Cache Memory Regions
lets you specify the BIOS ROM areas that should be mapped
to the cache. Mapping the BIOS ROM areas to the cache increases system
performance.
Enabled
The relevant ROM area is mapped to the cache.
Disabled
The relevant ROM area is not mapped to the cache (default entry).