TYAN S2054 User Manual page 45

CAS Latency
This option is only available if the Initialize Display Cache Memory option is
set to Enabled. The settings are Slow or Fast.
RAS Timing
This option is only available if the Initialize Display Cache Memory option is
set to Enabled. The settings are Slow or Fast. If set to Fast, tRAS is set to 5
clocks and tRC is to 8 clocks. If set to Slow, tRAS is set to 7 clocks and tRC is
set to 10 clocks.
RAS Precharge Timing
This option is only available if the Initialize Display Cache Memory option is
set to Enabled. The settings are Slow or Fast. If set to Fast tRP is set to 3
clocks. If set to Slow, tRP is set to 2 clocks.
ICH Decode Select
This option sets the type of ICH decode used. The settings are Subtractive or
Positive.
Game Port A
Set this option to Enabled to enable game port A. The settings are Enabled or
Disabled.
CPU BIST Enable
Set this option to Enabled to enable CPU BIST. The settings are Enabled or
Disabled.
DMA-n Type
These options specify the bus that the specified DMA channel can be used
on. The settings are LPC DMA or PC / PCI.
ICH Delayed Transaction
Set this option to Enabled to enable delayed ICU transactions. The settings
are Enabled or Disabled.
ICH DCB Enable
Set this option to Enabled to enable ICU DCB. The settings are Enabled or
Disabled.
S2054 Tomcat i810
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