3 /* Misc. things related to the system emulator. */
5 #include "qapi/qapi-types-run-state.h"
6 #include "qemu/queue.h"
7 #include "qemu/timer.h"
8 #include "qemu/notify.h"
9 #include "qemu/main-loop.h"
10 #include "qemu/bitmap.h"
11 #include "qemu/uuid.h"
12 #include "qom/object.h"
16 extern const char *bios_name
;
17 extern const char *qemu_name
;
18 extern QemuUUID qemu_uuid
;
19 extern bool qemu_uuid_set
;
21 bool runstate_check(RunState state
);
22 void runstate_set(RunState new_state
);
23 int runstate_is_running(void);
24 bool runstate_needs_reset(void);
25 bool runstate_store(char *str
, size_t size
);
26 typedef struct vm_change_state_entry VMChangeStateEntry
;
27 typedef void VMChangeStateHandler(void *opaque
, int running
, RunState state
);
29 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
31 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
);
32 void vm_state_notify(int running
, RunState state
);
34 static inline bool shutdown_caused_by_guest(ShutdownCause cause
)
36 return cause
>= SHUTDOWN_CAUSE_GUEST_SHUTDOWN
;
40 int vm_prepare_start(void);
41 int vm_stop(RunState state
);
42 int vm_stop_force_state(RunState state
);
43 int vm_shutdown(void);
45 typedef enum WakeupReason
{
46 /* Always keep QEMU_WAKEUP_REASON_NONE = 0 */
47 QEMU_WAKEUP_REASON_NONE
= 0,
48 QEMU_WAKEUP_REASON_RTC
,
49 QEMU_WAKEUP_REASON_PMTIMER
,
50 QEMU_WAKEUP_REASON_OTHER
,
53 void qemu_exit_preconfig_request(void);
54 void qemu_system_reset_request(ShutdownCause reason
);
55 void qemu_system_suspend_request(void);
56 void qemu_register_suspend_notifier(Notifier
*notifier
);
57 bool qemu_wakeup_suspend_enabled(void);
58 void qemu_system_wakeup_request(WakeupReason reason
, Error
**errp
);
59 void qemu_system_wakeup_enable(WakeupReason reason
, bool enabled
);
60 void qemu_register_wakeup_notifier(Notifier
*notifier
);
61 void qemu_register_wakeup_support(void);
62 void qemu_system_shutdown_request(ShutdownCause reason
);
63 void qemu_system_powerdown_request(void);
64 void qemu_register_powerdown_notifier(Notifier
*notifier
);
65 void qemu_register_shutdown_notifier(Notifier
*notifier
);
66 void qemu_system_debug_request(void);
67 void qemu_system_vmstop_request(RunState reason
);
68 void qemu_system_vmstop_request_prepare(void);
69 bool qemu_vmstop_requested(RunState
*r
);
70 ShutdownCause
qemu_shutdown_requested_get(void);
71 ShutdownCause
qemu_reset_requested_get(void);
72 void qemu_system_killed(int signal
, pid_t pid
);
73 void qemu_system_reset(ShutdownCause reason
);
74 void qemu_system_guest_panicked(GuestPanicInformation
*info
);
76 void qemu_add_exit_notifier(Notifier
*notify
);
77 void qemu_remove_exit_notifier(Notifier
*notify
);
79 extern bool machine_init_done
;
81 void qemu_add_machine_init_done_notifier(Notifier
*notify
);
82 void qemu_remove_machine_init_done_notifier(Notifier
*notify
);
84 void qemu_announce_self(void);
89 VGA_NONE
, VGA_STD
, VGA_CIRRUS
, VGA_VMWARE
, VGA_XENFB
, VGA_QXL
,
90 VGA_TCX
, VGA_CG3
, VGA_DEVICE
, VGA_VIRTIO
,
94 extern int vga_interface_type
;
95 #define xenfb_enabled (vga_interface_type == VGA_XENFB)
97 extern int graphic_width
;
98 extern int graphic_height
;
99 extern int graphic_depth
;
100 extern int display_opengl
;
101 extern const char *keyboard_layout
;
102 extern int win2k_install_hack
;
104 extern int ctrl_grab
;
107 extern unsigned int max_cpus
;
108 extern int cursor_hide
;
109 extern int graphic_rotate
;
111 extern int no_shutdown
;
112 extern int old_param
;
113 extern int boot_menu
;
114 extern bool boot_strict
;
115 extern uint8_t *boot_splash_filedata
;
116 extern size_t boot_splash_filedata_size
;
117 extern bool enable_mlock
;
118 extern bool enable_cpu_pm
;
119 extern QEMUClockType rtc_clock
;
120 extern const char *mem_path
;
121 extern int mem_prealloc
;
123 #define MAX_NODES 128
124 #define NUMA_NODE_UNASSIGNED MAX_NODES
125 #define NUMA_DISTANCE_MIN 10
126 #define NUMA_DISTANCE_DEFAULT 20
127 #define NUMA_DISTANCE_MAX 254
128 #define NUMA_DISTANCE_UNREACHABLE 255
130 #define MAX_OPTION_ROMS 16
131 typedef struct QEMUOptionRom
{
135 extern QEMUOptionRom option_rom
[MAX_OPTION_ROMS
];
136 extern int nb_option_roms
;
138 #define MAX_PROM_ENVS 128
139 extern const char *prom_envs
[MAX_PROM_ENVS
];
140 extern unsigned int nb_prom_envs
;
142 /* generic hotplug */
143 void hmp_drive_add(Monitor
*mon
, const QDict
*qdict
);
145 /* pcie aer error injection */
146 void hmp_pcie_aer_inject_error(Monitor
*mon
, const QDict
*qdict
);
150 /* Return the Chardev for serial port i, or NULL if none */
151 Chardev
*serial_hd(int i
);
152 /* return the number of serial ports defined by the user. serial_hd(i)
153 * will always return NULL for any i which is greater than or equal to this.
155 int serial_max_hds(void);
159 #define MAX_PARALLEL_PORTS 3
161 extern Chardev
*parallel_hds
[MAX_PARALLEL_PORTS
];
163 void hmp_info_usb(Monitor
*mon
, const QDict
*qdict
);
165 void add_boot_device_path(int32_t bootindex
, DeviceState
*dev
,
167 char *get_boot_devices_list(size_t *size
);
169 DeviceState
*get_boot_device(uint32_t position
);
170 void check_boot_index(int32_t bootindex
, Error
**errp
);
171 void del_boot_device_path(DeviceState
*dev
, const char *suffix
);
172 void device_add_bootindex_property(Object
*obj
, int32_t *bootindex
,
173 const char *name
, const char *suffix
,
174 DeviceState
*dev
, Error
**errp
);
175 void restore_boot_order(void *opaque
);
176 void validate_bootdevices(const char *devices
, Error
**errp
);
178 /* handler to set the boot_device order for a specific type of MachineClass */
179 typedef void QEMUBootSetHandler(void *opaque
, const char *boot_order
,
181 void qemu_register_boot_set(QEMUBootSetHandler
*func
, void *opaque
);
182 void qemu_boot_set(const char *boot_order
, Error
**errp
);
184 QemuOpts
*qemu_get_machine_opts(void);
186 bool defaults_enabled(void);
188 extern QemuOptsList qemu_legacy_drive_opts
;
189 extern QemuOptsList qemu_common_drive_opts
;
190 extern QemuOptsList qemu_drive_opts
;
191 extern QemuOptsList bdrv_runtime_opts
;
192 extern QemuOptsList qemu_chardev_opts
;
193 extern QemuOptsList qemu_device_opts
;
194 extern QemuOptsList qemu_netdev_opts
;
195 extern QemuOptsList qemu_nic_opts
;
196 extern QemuOptsList qemu_net_opts
;
197 extern QemuOptsList qemu_global_opts
;
198 extern QemuOptsList qemu_mon_opts
;