qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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vmcoreinfo.h (1002B)

      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     DeviceState 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