Supermicro SUPER P6DBE - Page 82

BIOS Manual
5-12
8bit I/O Recovery Time
This option specifies the length of a delay inserted between consecutive 8-bit
I/O operations. The settings are Disabled , 1 SYSCLK , 2 SYSCLKs , 3
SYSCLKs , 4 SYSCLKs , 5 SYSCLKs , 6 SYSCLKs , 7 SYSCLKs or 8
SYSCLKs .
16bit I/O Recovery Time
This option specifies the length of a delay inserted between consecutive 16-
bit I/O operations. The settings are Disabled , 1 SYSCLK , 2 SYSCLKs , 3
SYSCLKs , 4 SYSCLKs , 5 SYSCLKs , 6 SYSCLKs , 7 SYSCLKs or 8
SYSCLKs .
PIIX4 SERR#
This signal is asserted to indicate a PIIX4 System Error condition. The
settings for this option are Enabled or Disabled . The Enabled option enables
the SERR# signal for the Intel PIIX4 chip.
USB Passive Release
BX releases USB bus when it is idle to maximize the USB bus usage. The
settings for this option are Enabled or Disabled . Set this option to Enabled
to enable passive release for USB.
PIIX4 Passive Release
This option functions similarly to USB Passive Release. The settings for this
option are Enabled or Disabled . Set to Enabled to enable passive release
for the Intel PIIX4 chip.
PIIX4 Delayed Transaction
BX is capable of PIIX4 transaction to improve PIIX4 interrupt efficiency. The
settings for this option are Enabled or Disabled . Set this option to Enabled
to enable delayed transactions for the Intel PIIX4 chip.
Type F DMA Buffer Control1
Type F DMA Buffer Control2
These options specify the DMA channel where Type F buffer control is
implemented. The settings are Disabled , Channel-0 , Channel-1 , Channel-2 ,
Channel-3 , Channel-4 , Channel-5 , Channel-6 or Channel-7 .
DMA0 Type
DMA1 Type
DMA2 Type
DMA3 Type
DMA5 Type