DMA usage
The following table lists the direct memory access (DMA) channels that the
server typically uses and which ones are available for use by add-in devices.
DMA Channel
0
1
2
3
4
5
6
7
Data Width
Resource
8- or 16-bits
Open
8- or 16-bits
Open
8- or 16-bits
Open
8- or 16-bits
Parallel port (for ECP or EEP) / open
8- or 16-bits
Reserved / cascade channel
16-bits
Open
16-bits
Open
16-bits
Open
113
DMA usage