1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2011 NetApp, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
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.
15 *
16 * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``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 NETAPP, INC 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
26 * SUCH DAMAGE.
27 */
28
29 #include <sys/param.h>
30 #include <sys/systm.h>
31 #include <sys/errno.h>
32
33 #include <machine/vmm.h>
34 #include "io/iommu.h"
35
36 static int
amd_iommu_init(void)37 amd_iommu_init(void)
38 {
39
40 printf("amd_iommu_init: not implemented\n");
41 return (ENXIO);
42 }
43
44 static void
amd_iommu_cleanup(void)45 amd_iommu_cleanup(void)
46 {
47
48 printf("amd_iommu_cleanup: not implemented\n");
49 }
50
51 static void
amd_iommu_enable(void)52 amd_iommu_enable(void)
53 {
54
55 printf("amd_iommu_enable: not implemented\n");
56 }
57
58 static void
amd_iommu_disable(void)59 amd_iommu_disable(void)
60 {
61
62 printf("amd_iommu_disable: not implemented\n");
63 }
64
65 static void *
amd_iommu_create_domain(vm_paddr_t maxaddr)66 amd_iommu_create_domain(vm_paddr_t maxaddr)
67 {
68
69 printf("amd_iommu_create_domain: not implemented\n");
70 return (NULL);
71 }
72
73 static void
amd_iommu_destroy_domain(void * domain)74 amd_iommu_destroy_domain(void *domain)
75 {
76
77 printf("amd_iommu_destroy_domain: not implemented\n");
78 }
79
80 static uint64_t
amd_iommu_create_mapping(void * domain,vm_paddr_t gpa,vm_paddr_t hpa,uint64_t len)81 amd_iommu_create_mapping(void *domain, vm_paddr_t gpa, vm_paddr_t hpa,
82 uint64_t len)
83 {
84
85 printf("amd_iommu_create_mapping: not implemented\n");
86 return (0);
87 }
88
89 static uint64_t
amd_iommu_remove_mapping(void * domain,vm_paddr_t gpa,uint64_t len)90 amd_iommu_remove_mapping(void *domain, vm_paddr_t gpa, uint64_t len)
91 {
92
93 printf("amd_iommu_remove_mapping: not implemented\n");
94 return (0);
95 }
96
97 static void
amd_iommu_add_device(void * domain,uint16_t rid)98 amd_iommu_add_device(void *domain, uint16_t rid)
99 {
100
101 printf("amd_iommu_add_device: not implemented\n");
102 }
103
104 static void
amd_iommu_remove_device(void * domain,uint16_t rid)105 amd_iommu_remove_device(void *domain, uint16_t rid)
106 {
107
108 printf("amd_iommu_remove_device: not implemented\n");
109 }
110
111 static void
amd_iommu_invalidate_tlb(void * domain)112 amd_iommu_invalidate_tlb(void *domain)
113 {
114
115 printf("amd_iommu_invalidate_tlb: not implemented\n");
116 }
117
118 struct iommu_ops iommu_ops_amd = {
119 amd_iommu_init,
120 amd_iommu_cleanup,
121 amd_iommu_enable,
122 amd_iommu_disable,
123 amd_iommu_create_domain,
124 amd_iommu_destroy_domain,
125 amd_iommu_create_mapping,
126 amd_iommu_remove_mapping,
127 amd_iommu_add_device,
128 amd_iommu_remove_device,
129 amd_iommu_invalidate_tlb,
130 };
131