1255643Snwhitehorn/*-
2255643Snwhitehorn * Copyright (c) 2013, Nathan Whitehorn <nwhitehorn@FreeBSD.org>
3255643Snwhitehorn * All rights reserved.
4255643Snwhitehorn *
5255643Snwhitehorn * Redistribution and use in source and binary forms, with or without
6255643Snwhitehorn * modification, are permitted provided that the following conditions
7255643Snwhitehorn * are met:
8255643Snwhitehorn * 1. Redistributions of source code must retain the above copyright
9255643Snwhitehorn *    notice unmodified, this list of conditions, and the following
10255643Snwhitehorn *    disclaimer.
11255643Snwhitehorn * 2. Redistributions in binary form must reproduce the above copyright
12255643Snwhitehorn *    notice, this list of conditions and the following disclaimer in the
13255643Snwhitehorn *    documentation and/or other materials provided with the distribution.
14255643Snwhitehorn *
15255643Snwhitehorn * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16255643Snwhitehorn * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17255643Snwhitehorn * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18255643Snwhitehorn * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19255643Snwhitehorn * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20255643Snwhitehorn * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21255643Snwhitehorn * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22255643Snwhitehorn * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23255643Snwhitehorn * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24255643Snwhitehorn * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25255643Snwhitehorn *
26255643Snwhitehorn * $FreeBSD$
27255643Snwhitehorn */
28255643Snwhitehorn
29255643Snwhitehorn#ifndef _PSERIES_PHYP_IOMMU_H_
30255643Snwhitehorn#define _PSERIES_PHYP_IOMMU_H_
31255643Snwhitehorn
32255643Snwhitehorn#include <sys/types.h>
33255643Snwhitehorn#include <sys/bus_dma.h>
34255643Snwhitehorn
35255643Snwhitehornint phyp_iommu_set_dma_tag(device_t dev, device_t child, bus_dma_tag_t tag);
36255643Snwhitehornint phyp_iommu_map(device_t dev, bus_dma_segment_t *segs, int *nsegs,
37255643Snwhitehorn    bus_addr_t min, bus_addr_t max, bus_size_t alignment, bus_addr_t boundary,
38255643Snwhitehorn    void *cookie);
39255643Snwhitehornint phyp_iommu_unmap(device_t dev, bus_dma_segment_t *segs, int nsegs,
40255643Snwhitehorn    void *cookie);
41255643Snwhitehorn
42255643Snwhitehorn#endif
43255643Snwhitehorn
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