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MCA_SET_DMA_MODE(9) Hardware Interfaces MCA_SET_DMA_MODE(9)
NAME
mca_set_dma_mode - set the DMA mode
SYNOPSIS
void mca_set_dma_mode(unsigned int dmanr, unsigned int mode);
ARGUMENTS
dmanr
DMA channel
mode
mode to set
DESCRIPTION
The DMA controller supports several modes. The mode values you can set
are-
MCA_DMA_MODE_READ when reading from the DMA device.
MCA_DMA_MODE_WRITE to writing to the DMA device.
MCA_DMA_MODE_IO to do DMA to or from an I/O port.
MCA_DMA_MODE_16 to do 16bit transfers.
COPYRIGHT
Kernel Hackers Manual 2.6. November 2013 MCA_SET_DMA_MODE(9)
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