qcow2: Simplify calculation for COW area at the end
[qemu/rayw.git] / sysemu.h
blobbc2c788921c77cebbd78950b3d48b661fd1a5f22
1 #ifndef SYSEMU_H
2 #define SYSEMU_H
3 /* Misc. things related to the system emulator. */
5 #include "qemu-common.h"
6 #include "qemu-option.h"
7 #include "qemu-queue.h"
8 #include "qemu-timer.h"
9 #include "qapi-types.h"
10 #include "notify.h"
11 #include "main-loop.h"
13 /* vl.c */
15 extern const char *bios_name;
17 extern const char *qemu_name;
18 extern uint8_t qemu_uuid[];
19 int qemu_uuid_parse(const char *str, uint8_t *uuid);
20 #define UUID_FMT "%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
22 void runstate_init(void);
23 bool runstate_check(RunState state);
24 void runstate_set(RunState new_state);
25 int runstate_is_running(void);
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,
30 void *opaque);
31 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
32 void vm_state_notify(int running, RunState state);
34 #define VMRESET_SILENT false
35 #define VMRESET_REPORT true
37 void vm_start(void);
38 void vm_stop(RunState state);
39 void vm_stop_force_state(RunState state);
41 typedef enum WakeupReason {
42 QEMU_WAKEUP_REASON_OTHER = 0,
43 QEMU_WAKEUP_REASON_RTC,
44 QEMU_WAKEUP_REASON_PMTIMER,
45 } WakeupReason;
47 void qemu_system_reset_request(void);
48 void qemu_system_suspend_request(void);
49 void qemu_register_suspend_notifier(Notifier *notifier);
50 void qemu_system_wakeup_request(WakeupReason reason);
51 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled);
52 void qemu_register_wakeup_notifier(Notifier *notifier);
53 void qemu_system_shutdown_request(void);
54 void qemu_system_powerdown_request(void);
55 void qemu_system_debug_request(void);
56 void qemu_system_vmstop_request(RunState reason);
57 int qemu_shutdown_requested_get(void);
58 int qemu_reset_requested_get(void);
59 int qemu_shutdown_requested(void);
60 int qemu_reset_requested(void);
61 int qemu_powerdown_requested(void);
62 void qemu_system_killed(int signal, pid_t pid);
63 void qemu_kill_report(void);
64 extern qemu_irq qemu_system_powerdown;
65 void qemu_system_reset(bool report);
67 void qemu_add_exit_notifier(Notifier *notify);
68 void qemu_remove_exit_notifier(Notifier *notify);
70 void qemu_add_machine_init_done_notifier(Notifier *notify);
72 void do_savevm(Monitor *mon, const QDict *qdict);
73 int load_vmstate(const char *name);
74 void do_delvm(Monitor *mon, const QDict *qdict);
75 void do_info_snapshots(Monitor *mon);
77 void qemu_announce_self(void);
79 bool qemu_savevm_state_blocked(Error **errp);
80 int qemu_savevm_state_begin(QEMUFile *f, int blk_enable, int shared);
81 int qemu_savevm_state_iterate(QEMUFile *f);
82 int qemu_savevm_state_complete(QEMUFile *f);
83 void qemu_savevm_state_cancel(QEMUFile *f);
84 int qemu_loadvm_state(QEMUFile *f);
86 /* SLIRP */
87 void do_info_slirp(Monitor *mon);
89 typedef enum DisplayType
91 DT_DEFAULT,
92 DT_CURSES,
93 DT_SDL,
94 DT_NOGRAPHIC,
95 DT_NONE,
96 } DisplayType;
98 extern int autostart;
99 extern int bios_size;
101 typedef enum {
102 VGA_NONE, VGA_STD, VGA_CIRRUS, VGA_VMWARE, VGA_XENFB, VGA_QXL,
103 } VGAInterfaceType;
105 extern int vga_interface_type;
106 #define cirrus_vga_enabled (vga_interface_type == VGA_CIRRUS)
107 #define std_vga_enabled (vga_interface_type == VGA_STD)
108 #define xenfb_enabled (vga_interface_type == VGA_XENFB)
109 #define vmsvga_enabled (vga_interface_type == VGA_VMWARE)
110 #define qxl_enabled (vga_interface_type == VGA_QXL)
112 extern int graphic_width;
113 extern int graphic_height;
114 extern int graphic_depth;
115 extern DisplayType display_type;
116 extern const char *keyboard_layout;
117 extern int win2k_install_hack;
118 extern int alt_grab;
119 extern int ctrl_grab;
120 extern int usb_enabled;
121 extern int smp_cpus;
122 extern int max_cpus;
123 extern int cursor_hide;
124 extern int graphic_rotate;
125 extern int no_quit;
126 extern int no_shutdown;
127 extern int semihosting_enabled;
128 extern int old_param;
129 extern int boot_menu;
130 extern uint8_t *boot_splash_filedata;
131 extern int boot_splash_filedata_size;
132 extern uint8_t qemu_extra_params_fw[2];
133 extern QEMUClock *rtc_clock;
135 #define MAX_NODES 64
136 extern int nb_numa_nodes;
137 extern uint64_t node_mem[MAX_NODES];
138 extern uint64_t node_cpumask[MAX_NODES];
140 #define MAX_OPTION_ROMS 16
141 typedef struct QEMUOptionRom {
142 const char *name;
143 int32_t bootindex;
144 } QEMUOptionRom;
145 extern QEMUOptionRom option_rom[MAX_OPTION_ROMS];
146 extern int nb_option_roms;
148 #define MAX_PROM_ENVS 128
149 extern const char *prom_envs[MAX_PROM_ENVS];
150 extern unsigned int nb_prom_envs;
152 /* pci-hotplug */
153 void pci_device_hot_add(Monitor *mon, const QDict *qdict);
154 int pci_drive_hot_add(Monitor *mon, const QDict *qdict,
155 DriveInfo *dinfo, int type);
156 void do_pci_device_hot_remove(Monitor *mon, const QDict *qdict);
158 /* generic hotplug */
159 void drive_hot_add(Monitor *mon, const QDict *qdict);
161 /* pcie aer error injection */
162 void pcie_aer_inject_error_print(Monitor *mon, const QObject *data);
163 int do_pcie_aer_inject_error(Monitor *mon,
164 const QDict *qdict, QObject **ret_data);
166 /* serial ports */
168 #define MAX_SERIAL_PORTS 4
170 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
172 /* parallel ports */
174 #define MAX_PARALLEL_PORTS 3
176 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
178 void do_usb_add(Monitor *mon, const QDict *qdict);
179 void do_usb_del(Monitor *mon, const QDict *qdict);
180 void usb_info(Monitor *mon);
182 void rtc_change_mon_event(struct tm *tm);
184 void register_devices(void);
186 void add_boot_device_path(int32_t bootindex, DeviceState *dev,
187 const char *suffix);
188 char *get_boot_devices_list(uint32_t *size);
189 #endif