stop software-initiated DMA operation on a channel and release it
void dma_stop(int chan);
dma_stop stops a software-initiated
DMA operation in progress on the
ISA, EISA, or MCA
DMA channel chan.
The channel is then released and made available for other use.
Channel on which DMA operation is to be stopped.
The caller must ensure that it is acting on behalf of
the channel owner, and that it makes sense to release the channel.
The caller must ensure that the channel is currently
in use for software-initiated DMA transfers rather
than hardware-initiated transfers.
Context and synchronization
PC-AT compatible platforms
with ISA, EISA, or MCA buses
1, 2, 3, 4, 5, 5mp, 6, 6mp, 7, 7mp, 7.1, 7.1mp, 8, 8mp
This interface is expected to be replaced or modified in a future release.
``DMA'' in HDK Technical Reference
19 June 2005
© 2005 The SCO Group, Inc. All rights reserved.
OpenServer 6 and UnixWare (SVR5) HDK - June 2005