sifive: Move QOM typedefs and add missing includes
[qemu.git] / include / hw / misc / vmcoreinfo.h
1 /*
2 * Virtual Machine coreinfo device
3 *
4 * Copyright (C) 2017 Red Hat, Inc.
5 *
6 * Authors: Marc-André Lureau <marcandre.lureau@redhat.com>
7 *
8 * This work is licensed under the terms of the GNU GPL, version 2 or later.
9 * See the COPYING file in the top-level directory.
10 *
11 */
12 #ifndef VMCOREINFO_H
13 #define VMCOREINFO_H
14
15 #include "hw/qdev-core.h"
16 #include "standard-headers/linux/qemu_fw_cfg.h"
17 #include "qom/object.h"
18
19 #define VMCOREINFO_DEVICE "vmcoreinfo"
20 typedef struct VMCoreInfoState VMCoreInfoState;
21 DECLARE_INSTANCE_CHECKER(VMCoreInfoState, VMCOREINFO,
22 VMCOREINFO_DEVICE)
23
24 typedef struct fw_cfg_vmcoreinfo FWCfgVMCoreInfo;
25
26 struct VMCoreInfoState {
27 DeviceClass parent_obj;
28
29 bool has_vmcoreinfo;
30 FWCfgVMCoreInfo vmcoreinfo;
31 };
32
33 /* returns NULL unless there is exactly one device */
34 static inline VMCoreInfoState *vmcoreinfo_find(void)
35 {
36 Object *o = object_resolve_path_type("", VMCOREINFO_DEVICE, NULL);
37
38 return o ? VMCOREINFO(o) : NULL;
39 }
40
41 #endif