v7 man page for ddi_dma_htoc

Query: ddi_dma_htoc

OS: v7

Section: 9f

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

ddi_dma_htoc(9F)					   Kernel Functions for Drivers 					  ddi_dma_htoc(9F)

NAME
ddi_dma_htoc - convert a DMA handle to a DMA address cookie SYNOPSIS
#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); INTERFACE LEVEL
This interface is obsolete. ddi_dma_addr_bind_handle(9F) or ddi_dma_buf_bind_handle(9F) should be used instead. PARAMETERS
handle The handle filled in by a call to ddi_dma_setup(9F). off An offset into the object that handle maps. cookiep A pointer to a ddi_dma_cookie(9S) structure. DESCRIPTION
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. RETURN VALUES
ddi_dma_htoc() returns: DDI_SUCCESS Successfully filled in the cookie pointed to by cookiep. DDI_FAILURE Failed to successfully fill in the cookie. CONTEXT
ddi_dma_htoc() can be called from user or interrupt context. ATTRIBUTES
See attributes(5) for a description of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Stability Level |Obsolete | +-----------------------------+-----------------------------+ SEE ALSO
attributes(5), ddi_dma_addr_bind_handle(9F), ddi_dma_addr_setup(9F), ddi_dma_buf_bind_handle(9F), ddi_dma_buf_setup(9F), ddi_dma_setup(9F), ddi_dma_sync(9F), ddi_dma_cookie(9S) Writing Device Drivers SunOS 5.10 27 Sep 2002 ddi_dma_htoc(9F)
Related Man Pages
ddi_dma_setup(9f) - php
ddi_dma_movwin(9f) - php
ddi_dma_movwin(9f) - suse
ddi_dma_setup(9f) - linux
ddi_dma_movwin(9f) - posix
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