xref: /openbmc/qemu/hw/i386/x86-iommu-stub.c (revision 4e6b1384)
1 /*
2  * Stubs for X86 IOMMU emulation
3  *
4  * Copyright (C) 2019 Red Hat, Inc.
5  *
6  * Author: Paolo Bonzini <pbonzini@redhat.com>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12 
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17 
18  * You should have received a copy of the GNU General Public License along
19  * with this program; if not, see <http://www.gnu.org/licenses/>.
20  */
21 
22 #include "qemu/osdep.h"
23 #include "hw/i386/x86-iommu.h"
24 
25 void x86_iommu_iec_register_notifier(X86IOMMUState *iommu,
26                                      iec_notify_fn fn, void *data)
27 {
28 }
29 
30 X86IOMMUState *x86_iommu_get_default(void)
31 {
32     return NULL;
33 }
34 
35 bool x86_iommu_ir_supported(X86IOMMUState *s)
36 {
37     return false;
38 }
39 
40 IommuType x86_iommu_get_type(void)
41 {
42     abort();
43 }
44