1 /*-
2 * Copyright (c) 2011 NetApp, Inc.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
31
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/errno.h>
35
36 #include <machine/vmm.h>
37 #include "io/iommu.h"
38
39 static int
amd_iommu_init(void)40 amd_iommu_init(void)
41 {
42
43 printf("amd_iommu_init: not implemented\n");
44 return (ENXIO);
45 }
46
47 static void
amd_iommu_cleanup(void)48 amd_iommu_cleanup(void)
49 {
50
51 printf("amd_iommu_cleanup: not implemented\n");
52 }
53
54 static void
amd_iommu_enable(void)55 amd_iommu_enable(void)
56 {
57
58 printf("amd_iommu_enable: not implemented\n");
59 }
60
61 static void
amd_iommu_disable(void)62 amd_iommu_disable(void)
63 {
64
65 printf("amd_iommu_disable: not implemented\n");
66 }
67
68 static void *
amd_iommu_create_domain(vm_paddr_t maxaddr)69 amd_iommu_create_domain(vm_paddr_t maxaddr)
70 {
71
72 printf("amd_iommu_create_domain: not implemented\n");
73 return (NULL);
74 }
75
76 static void
amd_iommu_destroy_domain(void * domain)77 amd_iommu_destroy_domain(void *domain)
78 {
79
80 printf("amd_iommu_destroy_domain: not implemented\n");
81 }
82
83 static uint64_t
amd_iommu_create_mapping(void * domain,vm_paddr_t gpa,vm_paddr_t hpa,uint64_t len)84 amd_iommu_create_mapping(void *domain, vm_paddr_t gpa, vm_paddr_t hpa,
85 uint64_t len)
86 {
87
88 printf("amd_iommu_create_mapping: not implemented\n");
89 return (0);
90 }
91
92 static uint64_t
amd_iommu_remove_mapping(void * domain,vm_paddr_t gpa,uint64_t len)93 amd_iommu_remove_mapping(void *domain, vm_paddr_t gpa, uint64_t len)
94 {
95
96 printf("amd_iommu_remove_mapping: not implemented\n");
97 return (0);
98 }
99
100 static void
amd_iommu_add_device(void * domain,uint16_t rid)101 amd_iommu_add_device(void *domain, uint16_t rid)
102 {
103
104 printf("amd_iommu_add_device: not implemented\n");
105 }
106
107 static void
amd_iommu_remove_device(void * domain,uint16_t rid)108 amd_iommu_remove_device(void *domain, uint16_t rid)
109 {
110
111 printf("amd_iommu_remove_device: not implemented\n");
112 }
113
114 static void
amd_iommu_invalidate_tlb(void * domain)115 amd_iommu_invalidate_tlb(void *domain)
116 {
117
118 printf("amd_iommu_invalidate_tlb: not implemented\n");
119 }
120
121 struct iommu_ops iommu_ops_amd = {
122 amd_iommu_init,
123 amd_iommu_cleanup,
124 amd_iommu_enable,
125 amd_iommu_disable,
126 amd_iommu_create_domain,
127 amd_iommu_destroy_domain,
128 amd_iommu_create_mapping,
129 amd_iommu_remove_mapping,
130 amd_iommu_add_device,
131 amd_iommu_remove_device,
132 amd_iommu_invalidate_tlb,
133 };
134