Supermicro X6DVA-4G2 User Manual page 61

by a PCI/PnP device. Select Reserved if a DMA channel specifi ed is reserved
for a Legacy ISA device.
Reserved Memory Size
This feature specifi es the size of memory block to be reserved for Legacy ISA
devices. The options are Disabled, 16K, 32K, 64K.
Super IO Confi guration Sub-Menu
Serial Port1 Address
This option specifi es the base I/O port address and the Interrupt Request address
of Serial Port 1. Select "Disabled" to prevent the serial port from accessing any
system resources. When this option is set to Disabled, the serial port physically
becomes unavailable. Select "3F8/IRQ4" to allow the serial port to use 3F8 as its
I/O port address and IRQ 4 for the interrupt address. The options are Disabled,
3F8/IRQ4, 3E8/IRQ4, 2E8/IRQ3.
Serial Port2 Address
This option specifi es the base I/O port address and the Interrupt Request address
of Serial Port 2. Select "Disabled" to prevent the serial port from accessing any
system resources. When this option is set to "Disabled", the serial port physically
becomes unavailable. Select "2F8/IRQ3" to allow the serial port to use 2F8 as its
I/O port address and IRQ 3 for the interrupt address. The options are Disabled,
2F8/IRQ3, 3E8/IRQ4 and 2E8/IRQ3.
Parallel Port Address
This option specifi es the I/O address used by the parallel port. Select Disabled to
prevent the parallel port from accessing any system resources. When the value of
this option is set to Disabled, the printer port becomes unavailable. Select 378 to
allow the parallel port to use 378 as its I/O port address. The majority of parallel
ports on computer systems use IRQ7 and I/O Port 378H as the standard setting.
Select 278 to allow the parallel port to use 278 as its I/O port address. Select 3BC
to allow the parallel port to use 3BC as its I/O port address.
Parallel Port Mode
This feature allows the user to specify the parallel port mode. The options are
Normal, Bi-Directional, EPP and ECP.
ECP Mode DMA Channel
This feature allows the BIOS to select the ECP DMA mode for the parallel
port. The options are DMA0, DMA1 and DMA3.
Parallel Port IRQ
This feature allows the user to select the IRQ (interrupt request) for the parallel
port. The options are IRQ5 and IRQ7.
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Chapter 4: AMI BIOS