Supermicro SUPER P6SWA User's And Bios Manual page 61

RAS Timing
This option specifies the timing of the Row Address Strobe (RAS). The
settings are Slow or Fast.
RAS Precharge Timing
The precharge time is the number of cycles it takes for the RAS to
accumulate its charge before a DRAM refresh. If insufficient time is
allowed, refresh may not complete and the DRAM may fail to retain
data. The settings are Slow or Fast.
MIDI Decode
The settings for this option are Enabled or Disabled .
AC97 Modem Controller
This setting is used to switch between use of the Audio Modem Riser (AMR)
and a modem. The settings for this option are Auto or Disabled .
AC97 Audio Controller
This setting is used to switch the onboard audio on and off. The settings for
this option are Auto or Disabled .
SMBus Controller
The settings for this option are Enabled and Disabled .
DMA0 Type
DMA1 Type
DMA2 Type
DMA3 Type
DMA5 Type
DMA6 Type
DMA7 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
The settings for this option are Enabled or Disabled .
DMA Buffer Enable
The settings for this option are Enabled or Disabled .
Memory Detection Mode
The settings for this option are SPD or Auto . The Auto setting allows
BIOS to detect the memory size. SPD stands for Serial Presence Detect.
4-11
Chapter 4: BIOS