Chapter 4: AMIBIOS
4-13
DMA Mode
Select Auto to allow the BIOS to auto detect the DMA mode. Use this value
if the IDE disk drive support cannot be determined. Select SWDMA0 to allow
the BIOS to use Single Word DMA mode 0. It has a data transfer rate of 2.1
MBs. Select SWDMA1 to allow the BIOS to use Single Word DMA mode 1.
It has a data transfer rate of 4.2 MBs. Select SWDMA2 to allow the BIOS to
use Single Word DMA mode 2. It has a data transfer rate of 8.3 MBs. Select
MWDMA0 to allow the BIOS to use Multi Word DMA mode 0. It has a data
transfer rate of 4.2 MBs. Select MWDMA1 to allow the BIOS to use Multi
Word DMA mode 1. It has a data transfer rate of 13.3 MBs. Select MWDMA2
to allow the BIOS to use Multi-Word DMA mode 2. It has a data transfer rate
of 16.6 MBs. Select UDMA0 to allow the BIOS to use Ultra DMA mode 0. It
has a data transfer rate of 16.6 MBs. It has the same transfer rate as PIO
mode 4 and Multi Word DMA mode 2.Select UDMA1 to allow the BIOS to use
Ultra DMA mode 1. It has a data transfer rate of 25 MBs. Select UDMA2 to
allow the BIOS to use Ultra DMA mode 2. It has a data transfer rate of 33.3
MBs. Select UDMA3 to allow the BIOS to use Ultra DMA mode 3. Select
UDMA4 to allow the BIOS to use Ultra DMA mode 4. Select UDMA5 to allow
the BIOS to use Ultra DMA mode 5. Select UDMA6 to allow the BIOS to use
Ultra DMA mode 6. The Options are "
Auto
", "SWDMA0", "SWDMA1",
"SWDMA2", "MWDMA0", "MWDMA1", "MWDMA2", "UDMA0", "UDMA1",
"UDMA2", "UDMA3", "UDMA4", "UDMA5", and "UDMA6".
S.M.A.R.T. For Hard disk drives
Self-Monitoring Analysis and Reporting Technology (SMART) can help pre-
dict impending drive failures. Select "Auto" to allow BIOS to auto detect
hard disk drive support. Select "Disabled" to prevent the BIOS from using
the S.M.A.R.T. Select "Enabled" to allow the BIOS to use the S.M.A.R.T. to
support hard drive disk. The options are "Disabled", "Enabled", and "
Auto
."
32Bit Data Transfer
Select "Enabled" to activate the function of 32-Bit data transfer. Select
"Disabled" to deactivate the function. The options are "Enabled" and "
Dis-
abled
".