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 #include <machine/bus.h> 36 #include <dev/iommu/iommu_msi.h> 37 38 struct intr_irqsrc; 39}; 40 41METHOD int alloc_msi { 42 device_t dev; 43 device_t child; 44 int count; 45 int maxcount; 46 device_t *pic; 47 struct intr_irqsrc **srcs; 48}; 49 50METHOD int release_msi { 51 device_t dev; 52 device_t child; 53 int count; 54 struct intr_irqsrc **srcs; 55}; 56 57METHOD int alloc_msix { 58 device_t dev; 59 device_t child; 60 device_t *pic; 61 struct intr_irqsrc **src; 62}; 63 64METHOD int release_msix { 65 device_t dev; 66 device_t child; 67 struct intr_irqsrc *src; 68}; 69 70METHOD int map_msi { 71 device_t dev; 72 device_t child; 73 struct intr_irqsrc *src; 74 uint64_t *addr; 75 uint32_t *data; 76}; 77 78METHOD int iommu_init { 79 device_t dev; 80 device_t child; 81 struct iommu_domain **domain; 82}; 83