TYAN THUNDER I7522 Manual page 40

Thunder i7520 / Thunder i75 20 R
Legacy Diskette A:
Defines the floppy drive type.
None / 360K, 5.25in / 1.2M, 5.25in / 720K, 3.5in / 1.44M, 3.5in / 2.88M, 3.5in
IDE and Integrated SATA Master / Slave Setup:
Computer detects IDE drive types.
None / Auto / Manual
Memory Cache :
To select the memory cache types for memory segments within 640KB base address and
extended memory.
Feature
Cache System BIOS Area:
Cache Video BIOS Area
Cache Base 0-512k
Cache Base 512k- 640k
Cache Extended Memory Area
Cache A000 -AFFF/B000 -BFFF
Cache C800 -CBFF/CCC0-
CFFF... DC00- DFFF
Cache E000-E3FF/E400-
E7FF...EC00- EFFF
Chapter 4: BIOS Setup
Option Description
Uncached Control Caching
Write P rotect BIOS Area.
Uncached Control Caching of Video BIOS
Write Protect Area
Uncached
Control caching of 512k Base
Write Through
Memory
Write Protect
Write Back
Uncach ed
Control caching of 512k-640k
Write Through
Base Memory
Write Protect
Write Back
Uncached
Write Through Control Caching
Write Protect
Memory above One Megabyte
Write Back
Disabled
USWC Cach ing
Control Caching of This Block
Write Through
Write Protect
Write Back
Disabled
Write Through
Control Caching of This Block
Write Protect
Write Back
Disabled
Write Through
Control Caching of This Block
Write Protect
Write Back
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