3 /* Misc. things related to the system emulator. */
5 #include "qemu/typedefs.h"
6 #include "qemu/option.h"
7 #include "qemu/queue.h"
8 #include "qemu/timer.h"
9 #include "qapi-types.h"
10 #include "qemu/notify.h"
11 #include "qemu/main-loop.h"
12 #include "qemu/bitmap.h"
13 #include "qom/object.h"
17 extern const char *bios_name
;
19 extern const char *qemu_name
;
20 extern uint8_t qemu_uuid
[];
21 extern bool qemu_uuid_set
;
22 int qemu_uuid_parse(const char *str
, uint8_t *uuid
);
24 #define UUID_FMT "%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
25 #define UUID_NONE "00000000-0000-0000-0000-000000000000"
27 bool runstate_check(RunState state
);
28 void runstate_set(RunState new_state
);
29 int runstate_is_running(void);
30 bool runstate_needs_reset(void);
31 typedef struct vm_change_state_entry VMChangeStateEntry
;
32 typedef void VMChangeStateHandler(void *opaque
, int running
, RunState state
);
34 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
36 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
);
37 void vm_state_notify(int running
, RunState state
);
39 #define VMRESET_SILENT false
40 #define VMRESET_REPORT true
43 int vm_stop(RunState state
);
44 int vm_stop_force_state(RunState state
);
46 typedef enum WakeupReason
{
47 /* Always keep QEMU_WAKEUP_REASON_NONE = 0 */
48 QEMU_WAKEUP_REASON_NONE
= 0,
49 QEMU_WAKEUP_REASON_RTC
,
50 QEMU_WAKEUP_REASON_PMTIMER
,
51 QEMU_WAKEUP_REASON_OTHER
,
54 void qemu_system_reset_request(void);
55 void qemu_system_suspend_request(void);
56 void qemu_register_suspend_notifier(Notifier
*notifier
);
57 void qemu_system_wakeup_request(WakeupReason reason
);
58 void qemu_system_wakeup_enable(WakeupReason reason
, bool enabled
);
59 void qemu_register_wakeup_notifier(Notifier
*notifier
);
60 void qemu_system_shutdown_request(void);
61 void qemu_system_powerdown_request(void);
62 void qemu_register_powerdown_notifier(Notifier
*notifier
);
63 void qemu_system_debug_request(void);
64 void qemu_system_vmstop_request(RunState reason
);
65 void qemu_system_vmstop_request_prepare(void);
66 int qemu_shutdown_requested_get(void);
67 int qemu_reset_requested_get(void);
68 void qemu_system_killed(int signal
, pid_t pid
);
69 void qemu_devices_reset(void);
70 void qemu_system_reset(bool report
);
72 void qemu_add_exit_notifier(Notifier
*notify
);
73 void qemu_remove_exit_notifier(Notifier
*notify
);
75 void qemu_add_machine_init_done_notifier(Notifier
*notify
);
77 void hmp_savevm(Monitor
*mon
, const QDict
*qdict
);
78 int load_vmstate(const char *name
);
79 void hmp_delvm(Monitor
*mon
, const QDict
*qdict
);
80 void do_info_snapshots(Monitor
*mon
, const QDict
*qdict
);
82 void qemu_announce_self(void);
84 bool qemu_savevm_state_blocked(Error
**errp
);
85 void qemu_savevm_state_begin(QEMUFile
*f
,
86 const MigrationParams
*params
);
87 int qemu_savevm_state_iterate(QEMUFile
*f
);
88 void qemu_savevm_state_complete(QEMUFile
*f
);
89 void qemu_savevm_state_cancel(void);
90 uint64_t qemu_savevm_state_pending(QEMUFile
*f
, uint64_t max_size
);
91 int qemu_loadvm_state(QEMUFile
*f
);
93 typedef enum DisplayType
103 extern int autostart
;
106 VGA_NONE
, VGA_STD
, VGA_CIRRUS
, VGA_VMWARE
, VGA_XENFB
, VGA_QXL
,
107 VGA_TCX
, VGA_CG3
, VGA_DEVICE
110 extern int vga_interface_type
;
111 #define xenfb_enabled (vga_interface_type == VGA_XENFB)
113 extern int graphic_width
;
114 extern int graphic_height
;
115 extern int graphic_depth
;
116 extern DisplayType display_type
;
117 extern const char *keyboard_layout
;
118 extern int win2k_install_hack
;
120 extern int ctrl_grab
;
123 extern int cursor_hide
;
124 extern int graphic_rotate
;
126 extern int no_shutdown
;
127 extern int semihosting_enabled
;
128 extern int old_param
;
129 extern int boot_menu
;
130 extern bool boot_strict
;
131 extern uint8_t *boot_splash_filedata
;
132 extern size_t boot_splash_filedata_size
;
133 extern uint8_t qemu_extra_params_fw
[2];
134 extern QEMUClockType rtc_clock
;
135 extern const char *mem_path
;
136 extern int mem_prealloc
;
138 #define MAX_NODES 128
140 /* The following shall be true for all CPUs:
141 * cpu->cpu_index < max_cpus <= MAX_CPUMASK_BITS
143 * Note that cpu->get_arch_id() may be larger than MAX_CPUMASK_BITS.
145 #define MAX_CPUMASK_BITS 255
147 extern int nb_numa_nodes
; /* Number of NUMA nodes */
148 extern int max_numa_nodeid
; /* Highest specified NUMA node ID, plus one.
149 * For all nodes, nodeid < max_numa_nodeid
152 typedef struct node_info
{
154 DECLARE_BITMAP(node_cpu
, MAX_CPUMASK_BITS
);
155 struct HostMemoryBackend
*node_memdev
;
158 extern NodeInfo numa_info
[MAX_NODES
];
159 void set_numa_nodes(void);
160 void set_numa_modes(void);
161 void query_numa_node_mem(uint64_t node_mem
[]);
162 extern QemuOptsList qemu_numa_opts
;
163 int numa_init_func(QemuOpts
*opts
, void *opaque
);
165 #define MAX_OPTION_ROMS 16
166 typedef struct QEMUOptionRom
{
170 extern QEMUOptionRom option_rom
[MAX_OPTION_ROMS
];
171 extern int nb_option_roms
;
173 #define MAX_PROM_ENVS 128
174 extern const char *prom_envs
[MAX_PROM_ENVS
];
175 extern unsigned int nb_prom_envs
;
178 void hmp_pci_add(Monitor
*mon
, const QDict
*qdict
);
179 int pci_drive_hot_add(Monitor
*mon
, const QDict
*qdict
, DriveInfo
*dinfo
);
180 void hmp_pci_del(Monitor
*mon
, const QDict
*qdict
);
182 /* generic hotplug */
183 void hmp_drive_add(Monitor
*mon
, const QDict
*qdict
);
185 /* pcie aer error injection */
186 void pcie_aer_inject_error_print(Monitor
*mon
, const QObject
*data
);
187 int hmp_pcie_aer_inject_error(Monitor
*mon
,
188 const QDict
*qdict
, QObject
**ret_data
);
192 #define MAX_SERIAL_PORTS 4
194 extern CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
198 #define MAX_PARALLEL_PORTS 3
200 extern CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
202 void hmp_usb_add(Monitor
*mon
, const QDict
*qdict
);
203 void hmp_usb_del(Monitor
*mon
, const QDict
*qdict
);
204 void usb_info(Monitor
*mon
, const QDict
*qdict
);
206 void add_boot_device_path(int32_t bootindex
, DeviceState
*dev
,
208 char *get_boot_devices_list(size_t *size
, bool ignore_suffixes
);
210 DeviceState
*get_boot_device(uint32_t position
);
211 void check_boot_index(int32_t bootindex
, Error
**errp
);
212 void del_boot_device_path(DeviceState
*dev
, const char *suffix
);
213 void device_add_bootindex_property(Object
*obj
, int32_t *bootindex
,
214 const char *name
, const char *suffix
,
215 DeviceState
*dev
, Error
**errp
);
216 void restore_boot_order(void *opaque
);
217 void validate_bootdevices(const char *devices
, Error
**errp
);
219 /* handler to set the boot_device order for a specific type of QEMUMachine */
220 typedef void QEMUBootSetHandler(void *opaque
, const char *boot_order
,
222 void qemu_register_boot_set(QEMUBootSetHandler
*func
, void *opaque
);
223 void qemu_boot_set(const char *boot_order
, Error
**errp
);
225 QemuOpts
*qemu_get_machine_opts(void);
227 bool defaults_enabled(void);
228 bool usb_enabled(void);
230 extern QemuOptsList qemu_legacy_drive_opts
;
231 extern QemuOptsList qemu_common_drive_opts
;
232 extern QemuOptsList qemu_drive_opts
;
233 extern QemuOptsList qemu_chardev_opts
;
234 extern QemuOptsList qemu_device_opts
;
235 extern QemuOptsList qemu_netdev_opts
;
236 extern QemuOptsList qemu_net_opts
;
237 extern QemuOptsList qemu_global_opts
;
238 extern QemuOptsList qemu_mon_opts
;