84 Appendix A: BIOS reference
Cache memory submenu
This submenu allows you to configure the specified block of memory.
• Memory Cache.
This item allows you to set the state of the memory cache.
Options:
-Enabled (default)
-Disabled
• Cache Extended Memory Area.
This item allows you to control the caching of memory above 1 Mbyte.
Options:
-Uncached
-Write Through
-Write Protect
- Write Back (default)
• Cache D000 - D3FF.
This item allows you to control the caching of this address space. Setting this item
to Writ e T hr oug h wil l enable writ ing data to th e cache memor y and have it s ent
to the main memory immediately. Setting this item to Write Protect will ignore
all writes, and Wri te B ac k will enable writing data to the cache memory but will
not send it to the main memory right away.
Options:
- Disabled (default)
-Write Through
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