dma_mapaddr man page on IRIX

dma_mapaddr man page on IRIX

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dma_mapaddr(D3X)					      dma_mapaddr(D3X)

NAME
     dma_mapaddr - return the "bus virtual" address for a given map and
     address

SYNOPSIS
     #include "sys/types.h"
     #include "sys/sema.h"
     #include "sys/dmamap.h"

     unsigned int dma_mapaddr(dmamap_t *dmamap, caddr_t kernel_vaddr);

DESCRIPTION
     dma_mapaddr returns the bus virtual address corresponding to the given
     DMA map and kernel virtual address. This is the address that you should
     give to the device as the beginning "physical" address of the transfer.
     Before using dma_mapaddr, you should make a call to dma_map, to load the
     DMA mapping registers.

   Return Values
     The bus virtual address described above.

   See Also
     dma_map(D3X), dma_mapalloc(D3X), dma_mapfree(D3X), vme_adapter(D3X)

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