2 * Virtual Machine coreinfo device
4 * Copyright (C) 2017 Red Hat, Inc.
6 * Authors: Marc-André Lureau <marcandre.lureau@redhat.com>
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.
15 #include "hw/qdev-core.h"
16 #include "standard-headers/linux/qemu_fw_cfg.h"
17 #include "qom/object.h"
19 #define VMCOREINFO_DEVICE "vmcoreinfo"
20 typedef struct VMCoreInfoState VMCoreInfoState
;
21 DECLARE_INSTANCE_CHECKER(VMCoreInfoState
, VMCOREINFO
,
24 typedef struct fw_cfg_vmcoreinfo FWCfgVMCoreInfo
;
26 struct VMCoreInfoState
{
27 DeviceState parent_obj
;
30 FWCfgVMCoreInfo vmcoreinfo
;
33 /* returns NULL unless there is exactly one device */
34 static inline VMCoreInfoState
*vmcoreinfo_find(void)
36 Object
*o
= object_resolve_path_type("", VMCOREINFO_DEVICE
, NULL
);
38 return o
? VMCOREINFO(o
) : NULL
;