xref: /openbmc/qemu/include/sysemu/sysemu.h (revision d5938f29fea29581725426f203a74da746ca03e7)
1 #ifndef SYSEMU_H
2 #define SYSEMU_H
3 /* Misc. things related to the system emulator.  */
4 
5 #include "qapi/qapi-types-run-state.h"
6 #include "qemu/timer.h"
7 #include "qemu/notify.h"
8 #include "qemu/bitmap.h"
9 #include "qemu/uuid.h"
10 #include "qom/object.h"
11 
12 /* vl.c */
13 
14 extern const char *bios_name;
15 extern int only_migratable;
16 extern const char *qemu_name;
17 extern QemuUUID qemu_uuid;
18 extern bool qemu_uuid_set;
19 
20 bool runstate_check(RunState state);
21 void runstate_set(RunState new_state);
22 int runstate_is_running(void);
23 bool runstate_needs_reset(void);
24 bool runstate_store(char *str, size_t size);
25 typedef struct vm_change_state_entry VMChangeStateEntry;
26 typedef void VMChangeStateHandler(void *opaque, int running, RunState state);
27 
28 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
29                                                      void *opaque);
30 VMChangeStateEntry *qemu_add_vm_change_state_handler_prio(
31         VMChangeStateHandler *cb, void *opaque, int priority);
32 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
33 void vm_state_notify(int running, RunState state);
34 
35 static inline bool shutdown_caused_by_guest(ShutdownCause cause)
36 {
37     return cause >= SHUTDOWN_CAUSE_GUEST_SHUTDOWN;
38 }
39 
40 void vm_start(void);
41 int vm_prepare_start(void);
42 int vm_stop(RunState state);
43 int vm_stop_force_state(RunState state);
44 int vm_shutdown(void);
45 
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,
52 } WakeupReason;
53 
54 void qemu_exit_preconfig_request(void);
55 void qemu_system_reset_request(ShutdownCause reason);
56 void qemu_system_suspend_request(void);
57 void qemu_register_suspend_notifier(Notifier *notifier);
58 bool qemu_wakeup_suspend_enabled(void);
59 void qemu_system_wakeup_request(WakeupReason reason, Error **errp);
60 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled);
61 void qemu_register_wakeup_notifier(Notifier *notifier);
62 void qemu_register_wakeup_support(void);
63 void qemu_system_shutdown_request(ShutdownCause reason);
64 void qemu_system_powerdown_request(void);
65 void qemu_register_powerdown_notifier(Notifier *notifier);
66 void qemu_register_shutdown_notifier(Notifier *notifier);
67 void qemu_system_debug_request(void);
68 void qemu_system_vmstop_request(RunState reason);
69 void qemu_system_vmstop_request_prepare(void);
70 bool qemu_vmstop_requested(RunState *r);
71 ShutdownCause qemu_shutdown_requested_get(void);
72 ShutdownCause qemu_reset_requested_get(void);
73 void qemu_system_killed(int signal, pid_t pid);
74 void qemu_system_reset(ShutdownCause reason);
75 void qemu_system_guest_panicked(GuestPanicInformation *info);
76 
77 void qemu_add_exit_notifier(Notifier *notify);
78 void qemu_remove_exit_notifier(Notifier *notify);
79 
80 extern bool machine_init_done;
81 
82 void qemu_add_machine_init_done_notifier(Notifier *notify);
83 void qemu_remove_machine_init_done_notifier(Notifier *notify);
84 
85 extern int autostart;
86 
87 typedef enum {
88     VGA_NONE, VGA_STD, VGA_CIRRUS, VGA_VMWARE, VGA_XENFB, VGA_QXL,
89     VGA_TCX, VGA_CG3, VGA_DEVICE, VGA_VIRTIO,
90     VGA_TYPE_MAX,
91 } VGAInterfaceType;
92 
93 extern int vga_interface_type;
94 #define xenfb_enabled (vga_interface_type == VGA_XENFB)
95 
96 extern int graphic_width;
97 extern int graphic_height;
98 extern int graphic_depth;
99 extern int display_opengl;
100 extern const char *keyboard_layout;
101 extern int win2k_install_hack;
102 extern int alt_grab;
103 extern int ctrl_grab;
104 extern int smp_cpus;
105 extern unsigned int max_cpus;
106 extern int cursor_hide;
107 extern int graphic_rotate;
108 extern int no_quit;
109 extern int no_shutdown;
110 extern int old_param;
111 extern int boot_menu;
112 extern bool boot_strict;
113 extern uint8_t *boot_splash_filedata;
114 extern bool enable_mlock;
115 extern bool enable_cpu_pm;
116 extern QEMUClockType rtc_clock;
117 extern const char *mem_path;
118 extern int mem_prealloc;
119 
120 #define MAX_OPTION_ROMS 16
121 typedef struct QEMUOptionRom {
122     const char *name;
123     int32_t bootindex;
124 } QEMUOptionRom;
125 extern QEMUOptionRom option_rom[MAX_OPTION_ROMS];
126 extern int nb_option_roms;
127 
128 #define MAX_PROM_ENVS 128
129 extern const char *prom_envs[MAX_PROM_ENVS];
130 extern unsigned int nb_prom_envs;
131 
132 /* generic hotplug */
133 void hmp_drive_add(Monitor *mon, const QDict *qdict);
134 
135 /* pcie aer error injection */
136 void hmp_pcie_aer_inject_error(Monitor *mon, const QDict *qdict);
137 
138 /* serial ports */
139 
140 /* Return the Chardev for serial port i, or NULL if none */
141 Chardev *serial_hd(int i);
142 /* return the number of serial ports defined by the user. serial_hd(i)
143  * will always return NULL for any i which is greater than or equal to this.
144  */
145 int serial_max_hds(void);
146 
147 /* parallel ports */
148 
149 #define MAX_PARALLEL_PORTS 3
150 
151 extern Chardev *parallel_hds[MAX_PARALLEL_PORTS];
152 
153 void hmp_info_usb(Monitor *mon, const QDict *qdict);
154 
155 void add_boot_device_path(int32_t bootindex, DeviceState *dev,
156                           const char *suffix);
157 char *get_boot_devices_list(size_t *size);
158 
159 DeviceState *get_boot_device(uint32_t position);
160 void check_boot_index(int32_t bootindex, Error **errp);
161 void del_boot_device_path(DeviceState *dev, const char *suffix);
162 void device_add_bootindex_property(Object *obj, int32_t *bootindex,
163                                    const char *name, const char *suffix,
164                                    DeviceState *dev, Error **errp);
165 void restore_boot_order(void *opaque);
166 void validate_bootdevices(const char *devices, Error **errp);
167 
168 /* handler to set the boot_device order for a specific type of MachineClass */
169 typedef void QEMUBootSetHandler(void *opaque, const char *boot_order,
170                                 Error **errp);
171 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque);
172 void qemu_boot_set(const char *boot_order, Error **errp);
173 
174 QemuOpts *qemu_get_machine_opts(void);
175 
176 bool defaults_enabled(void);
177 
178 extern QemuOptsList qemu_legacy_drive_opts;
179 extern QemuOptsList qemu_common_drive_opts;
180 extern QemuOptsList qemu_drive_opts;
181 extern QemuOptsList bdrv_runtime_opts;
182 extern QemuOptsList qemu_chardev_opts;
183 extern QemuOptsList qemu_device_opts;
184 extern QemuOptsList qemu_netdev_opts;
185 extern QemuOptsList qemu_nic_opts;
186 extern QemuOptsList qemu_net_opts;
187 extern QemuOptsList qemu_global_opts;
188 extern QemuOptsList qemu_mon_opts;
189 extern QemuOptsList qemu_semihosting_config_opts;
190 
191 #endif
192