2 # Copyright (c) 2016 The FreeBSD Foundation
5 # This software was developed by Andrew Turner under
6 # sponsorship from the FreeBSD Foundation.
8 # Redistribution and use in source and binary forms, with or without
9 # modification, are permitted provided that the following conditions
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.
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
35 #include <machine/bus.h>
36 #include <dev/iommu/iommu_msi.h>
42 # Default implementations of some methods.
46 iommu_init(device_t dev, device_t child, struct iommu_domain **domain)
52 iommu_deinit(device_t dev, device_t child)
57 METHOD int alloc_msi {
63 struct intr_irqsrc **srcs;
66 METHOD int release_msi {
70 struct intr_irqsrc **srcs;
73 METHOD int alloc_msix {
77 struct intr_irqsrc **src;
80 METHOD int release_msix {
83 struct intr_irqsrc *src;
89 struct intr_irqsrc *src;
94 METHOD int iommu_init {
97 struct iommu_domain **domain;
100 METHOD void iommu_deinit {
103 } DEFAULT iommu_deinit;