IEI Integration NANO-9452 v4.02 - Manual (Page 147)

NANO-9452 EPIC Motherboard
Page 129
 IRQ3
 IRQ4
 IRQ5
 IRQ7
 IRQ9
 IRQ10
 IRQ 11
 IRQ 14
 IRQ 15
 DMA Channel# [Available]
Use the DMA Channel# option to assign a specific DMA channel to a particular PCI/PnP
device.

Available D EFAULT The specified DMA is available to be used by
PCI/PnP devices

Reserved The specified DMA is reserved for use by Legacy
ISA devices
Available DMA Channels are:
 DM Channel 0
 DM Channel 1
 DM Channel 3
 DM Channel 5
 DM Channel 6
 DM Channel 7
 Reserved Memory Size [Disabled]
Use the Reserved Memory Size BIOS option to specify the amount of memory that
should be reserved for legacy ISA devices.

Disabled D EFAULT No memory block reserved for legacy ISA devices

16K 16KB reserved for legacy ISA devices