2 # Copyright (c) 2016 The FreeBSD Foundation
4 # This software was developed by Andrew Turner under
5 # sponsorship from the FreeBSD Foundation.
7 # Redistribution and use in source and binary forms, with or without
8 # modification, are permitted provided that the following conditions
10 # 1. Redistributions of source code must retain the above copyright
11 # notice, this list of conditions and the following disclaimer.
12 # 2. Redistributions in binary form must reproduce the above copyright
13 # notice, this list of conditions and the following disclaimer in the
14 # documentation and/or other materials provided with the distribution.
16 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 #include <machine/bus.h>
34 #include <dev/iommu/iommu_msi.h>
40 # Default implementations of some methods.
44 iommu_init(device_t dev, device_t child, struct iommu_domain **domain)
50 iommu_deinit(device_t dev, device_t child)
55 METHOD int alloc_msi {
61 struct intr_irqsrc **srcs;
64 METHOD int release_msi {
68 struct intr_irqsrc **srcs;
71 METHOD int alloc_msix {
75 struct intr_irqsrc **src;
78 METHOD int release_msix {
81 struct intr_irqsrc *src;
87 struct intr_irqsrc *src;
92 METHOD int iommu_init {
95 struct iommu_domain **domain;
98 METHOD void iommu_deinit {
101 } DEFAULT iommu_deinit;