NAME | SYNOPSIS | INTERFACE LEVEL | PARAMETERS | DESCRIPTION | RETURN VALUES | CONTEXT | SEE ALSO
#include <sys/conf.h> #include <sys/ddi.h> #include <sys/sunddi.h>int ddi_dma_htoc(ddi_dma_handle_t handle, off_t off, ddi_dma_cookie_t *cookiep);
Solaris SPARC DDI specific (Solaris SPARC DDI).
The handle filled in by a call to ddi_dma_setup(9F).
An offset into the object that handle maps.
A pointer to a ddi_dma_cookie(9S) structure.
ddi_dma_htoc() takes a DMA handle (established by ddi_dma_setup(9F)), and fills in the cookie pointed to by cookiep with the appropriate address, length, and bus type to be used to program the DMA engine.
ddi_dma_htoc() returns:
Successfully filled in the cookie pointed to by cookiep.
Failed to successfully fill in the cookie.
ddi_dma_htoc() can be called from user or interrupt context.
ddi_dma_addr_setup(9F), ddi_dma_buf_setup(9F), ddi_dma_setup(9F), ddi_dma_sync(9F), ddi_dma_cookie(9S)
NAME | SYNOPSIS | INTERFACE LEVEL | PARAMETERS | DESCRIPTION | RETURN VALUES | CONTEXT | SEE ALSO