/*      $NetBSD: bus_dmamem_common.h,v 1.1 2012/10/02 23:39:43 christos Exp $   */

/*-
* Copyright (c) 1997, 1998, 2009 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
* NASA Ames Research Center.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

#ifndef _COMMON_BUS_DMAMEM_COMMON_H_
#define _COMMON_BUS_DMAMEM_COMMON_H_

#include <sys/cdefs.h>                  /* RCS ID & Copyright macro defns */

int             _bus_dmamem_alloc_range_common(bus_dma_tag_t, bus_size_t,
                                              bus_size_t, bus_size_t,
                                              bus_dma_segment_t *,
                                              int, int *, int,
                                              paddr_t, paddr_t);
void            _bus_dmamem_free_common(bus_dma_tag_t, bus_dma_segment_t *,
                                       int);

int             _bus_dmamem_map_common(bus_dma_tag_t, bus_dma_segment_t *, int,
                                      size_t, void **, int, int);
void            _bus_dmamem_unmap_common(bus_dma_tag_t, void *, size_t);

bus_addr_t      _bus_dmamem_mmap_common(bus_dma_tag_t, bus_dma_segment_t *,
                                       int, off_t, int, int);

#endif /* _COMMON_BUS_DMAMEM_COMMON_H_ */