TYAN TEMPEST II Manual page 44

Video Shadow C000, 32K
When Enabled, the video ROM areas from C0000h-C7FFFh are
copied ( Shadowed) to RAM for faster execution. The Optimal
and Fail-Safe default settings are Disable.
Shadow C8000, 16K
Shadow CC000, 16K
Shadow D0000, 16K
Shadow D4000, 16K
Shadow D8000, 16K
Shadow DC000, 16K
Enables shadowing of the contents of the ROM area named in
the option title. Those options are for the adaptor ROM on ISA
or EISA adapter cards only which should not be shadowed
unless so indicated by the card manufacturer. Adaptor ROMs all
PCI adapter cards are automatically shadowed to RAM by
WINBIOS. The setting is Shadow or Disabled.
IDE Block Mode
Specify the IDE Drives attached to the system that support the
BLOCK Mode. Select Auto, 2, 4, 8, 16, 32,or 64S/B. Optimal
and Fail-Safe default settings are AUTO.
Primary Master LBA Mode
Specify the IDE drive attechd to primary IDE controller that
support the LBA mode. The Optimal and fail-Safe default
settings are Enable.
Secondary Master LBA Mode
Specify the IDE drives attechd to Secondary IDE controller that
support the LBA mode. The Optimal and fail-Safe default
settings are Disabled.
.
S1462-001-01 44