1#-
2# Copyright (c) 2016 The FreeBSD Foundation
3# All rights reserved.
4#
5# This software was developed by Andrew Turner under
6# sponsorship from the FreeBSD Foundation.
7#
8# Redistribution and use in source and binary forms, with or without
9# modification, are permitted provided that the following conditions
10# are met:
11# 1. Redistributions of source code must retain the above copyright
12#    notice, this list of conditions and the following disclaimer.
13# 2. Redistributions in binary form must reproduce the above copyright
14#    notice, this list of conditions and the following disclaimer in the
15#    documentation and/or other materials provided with the distribution.
16#
17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27# SUCH DAMAGE.
28#
29# $FreeBSD$
30#
31
32INTERFACE msi;
33
34HEADER {
35	struct intr_irqsrc;
36};
37
38METHOD int alloc_msi {
39	device_t	dev;
40	device_t	child;
41	int		count;
42	int		maxcount;
43	device_t	*pic;
44	struct intr_irqsrc **srcs;
45};
46
47METHOD int release_msi {
48	device_t	dev;
49	device_t	child;
50	int		count;
51	struct intr_irqsrc **srcs;
52};
53
54METHOD int alloc_msix {
55	device_t	dev;
56	device_t	child;
57	device_t	*pic;
58	struct intr_irqsrc **src;
59};
60
61METHOD int release_msix {
62	device_t	dev;
63	device_t	child;
64	struct intr_irqsrc *src;
65};
66
67METHOD int map_msi {
68	device_t	dev;
69	device_t	child;
70	struct intr_irqsrc *src;
71	uint64_t	*addr;
72	uint32_t	*data;
73};
74
75