1 /* $NetBSD: bus_dmamem_common.h,v 1.1 2012/10/02 23:39:43 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 1997, 1998, 2009 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9 * NASA Ames Research Center. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #ifndef _COMMON_BUS_DMAMEM_COMMON_H_ 34 #define _COMMON_BUS_DMAMEM_COMMON_H_ 35 36 #include <sys/cdefs.h> /* RCS ID & Copyright macro defns */ 37 38 int _bus_dmamem_alloc_range_common(bus_dma_tag_t, bus_size_t, 39 bus_size_t, bus_size_t, 40 bus_dma_segment_t *, 41 int, int *, int, 42 paddr_t, paddr_t); 43 void _bus_dmamem_free_common(bus_dma_tag_t, bus_dma_segment_t *, 44 int); 45 46 int _bus_dmamem_map_common(bus_dma_tag_t, bus_dma_segment_t *, int, 47 size_t, void **, int, int); 48 void _bus_dmamem_unmap_common(bus_dma_tag_t, void *, size_t); 49 50 bus_addr_t _bus_dmamem_mmap_common(bus_dma_tag_t, bus_dma_segment_t *, 51 int, off_t, int, int); 52 53 #endif /* _COMMON_BUS_DMAMEM_COMMON_H_ */ 54