LXR qemu/include/sysemu/sysemu.h

   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/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"
  13
  14/* vl.c */
  15
  16extern const char *bios_name;
  17extern int only_migratable;
  18extern const char *qemu_name;
  19extern QemuUUID qemu_uuid;
  20extern bool qemu_uuid_set;
  21
  22bool runstate_check(RunState state);
  23void runstate_set(RunState new_state);
  24int runstate_is_running(void);
  25bool runstate_needs_reset(void);
  26bool runstate_store(char *str, size_t size);
  27typedef struct vm_change_state_entry VMChangeStateEntry;
  28typedef void VMChangeStateHandler(void *opaque, int running, RunState state);
  29
  30VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
  31                                                     void *opaque);
  32VMChangeStateEntry *qemu_add_vm_change_state_handler_prio(
  33        VMChangeStateHandler *cb, void *opaque, int priority);
  34void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
  35void vm_state_notify(int running, RunState state);
  36
  37static inline bool shutdown_caused_by_guest(ShutdownCause cause)
  38{
  39    return cause >= SHUTDOWN_CAUSE_GUEST_SHUTDOWN;
  40}
  41
  42void vm_start(void);
  43int vm_prepare_start(void);
  44int vm_stop(RunState state);
  45int vm_stop_force_state(RunState state);
  46int vm_shutdown(void);
  47
  48typedef enum WakeupReason {
  49    /* Always keep QEMU_WAKEUP_REASON_NONE = 0 */
  50    QEMU_WAKEUP_REASON_NONE = 0,
  51    QEMU_WAKEUP_REASON_RTC,
  52    QEMU_WAKEUP_REASON_PMTIMER,
  53    QEMU_WAKEUP_REASON_OTHER,
  54} WakeupReason;
  55
  56void qemu_exit_preconfig_request(void);
  57void qemu_system_reset_request(ShutdownCause reason);
  58void qemu_system_suspend_request(void);
  59void qemu_register_suspend_notifier(Notifier *notifier);
  60bool qemu_wakeup_suspend_enabled(void);
  61void qemu_system_wakeup_request(WakeupReason reason, Error **errp);
  62void qemu_system_wakeup_enable(WakeupReason reason, bool enabled);
  63void qemu_register_wakeup_notifier(Notifier *notifier);
  64void qemu_register_wakeup_support(void);
  65void qemu_system_shutdown_request(ShutdownCause reason);
  66void qemu_system_powerdown_request(void);
  67void qemu_register_powerdown_notifier(Notifier *notifier);
  68void qemu_register_shutdown_notifier(Notifier *notifier);
  69void qemu_system_debug_request(void);
  70void qemu_system_vmstop_request(RunState reason);
  71void qemu_system_vmstop_request_prepare(void);
  72bool qemu_vmstop_requested(RunState *r);
  73ShutdownCause qemu_shutdown_requested_get(void);
  74ShutdownCause qemu_reset_requested_get(void);
  75void qemu_system_killed(int signal, pid_t pid);
  76void qemu_system_reset(ShutdownCause reason);
  77void qemu_system_guest_panicked(GuestPanicInformation *info);
  78
  79void qemu_add_exit_notifier(Notifier *notify);
  80void qemu_remove_exit_notifier(Notifier *notify);
  81
  82extern bool machine_init_done;
  83
  84void qemu_add_machine_init_done_notifier(Notifier *notify);
  85void qemu_remove_machine_init_done_notifier(Notifier *notify);
  86
  87extern int autostart;
  88
  89typedef enum {
  90    VGA_NONE, VGA_STD, VGA_CIRRUS, VGA_VMWARE, VGA_XENFB, VGA_QXL,
  91    VGA_TCX, VGA_CG3, VGA_DEVICE, VGA_VIRTIO,
  92    VGA_TYPE_MAX,
  93} VGAInterfaceType;
  94
  95extern int vga_interface_type;
  96#define xenfb_enabled (vga_interface_type == VGA_XENFB)
  97
  98extern int graphic_width;
  99extern int graphic_height;
 100extern int graphic_depth;
 101extern int display_opengl;
 102extern const char *keyboard_layout;
 103extern int win2k_install_hack;
 104extern int alt_grab;
 105extern int ctrl_grab;
 106extern int smp_cpus;
 107extern unsigned int max_cpus;
 108extern int cursor_hide;
 109extern int graphic_rotate;
 110extern int no_quit;
 111extern int no_shutdown;
 112extern int old_param;
 113extern int boot_menu;
 114extern bool boot_strict;
 115extern uint8_t *boot_splash_filedata;
 116extern bool enable_mlock;
 117extern bool enable_cpu_pm;
 118extern QEMUClockType rtc_clock;
 119extern const char *mem_path;
 120extern int mem_prealloc;
 121
 122#define MAX_NODES 128
 123#define NUMA_NODE_UNASSIGNED MAX_NODES
 124#define NUMA_DISTANCE_MIN         10
 125#define NUMA_DISTANCE_DEFAULT     20
 126#define NUMA_DISTANCE_MAX         254
 127#define NUMA_DISTANCE_UNREACHABLE 255
 128
 129#define MAX_OPTION_ROMS 16
 130typedef struct QEMUOptionRom {
 131    const char *name;
 132    int32_t bootindex;
 133} QEMUOptionRom;
 134extern QEMUOptionRom option_rom[MAX_OPTION_ROMS];
 135extern int nb_option_roms;
 136
 137#define MAX_PROM_ENVS 128
 138extern const char *prom_envs[MAX_PROM_ENVS];
 139extern unsigned int nb_prom_envs;
 140
 141/* generic hotplug */
 142void hmp_drive_add(Monitor *mon, const QDict *qdict);
 143
 144/* pcie aer error injection */
 145void hmp_pcie_aer_inject_error(Monitor *mon, const QDict *qdict);
 146
 147/* serial ports */
 148
 149/* Return the Chardev for serial port i, or NULL if none */
 150Chardev *serial_hd(int i);
 151/* return the number of serial ports defined by the user. serial_hd(i)
 152 * will always return NULL for any i which is greater than or equal to this.
 153 */
 154int serial_max_hds(void);
 155
 156/* parallel ports */
 157
 158#define MAX_PARALLEL_PORTS 3
 159
 160extern Chardev *parallel_hds[MAX_PARALLEL_PORTS];
 161
 162void hmp_info_usb(Monitor *mon, const QDict *qdict);
 163
 164void add_boot_device_path(int32_t bootindex, DeviceState *dev,
 165                          const char *suffix);
 166char *get_boot_devices_list(size_t *size);
 167
 168DeviceState *get_boot_device(uint32_t position);
 169void check_boot_index(int32_t bootindex, Error **errp);
 170void del_boot_device_path(DeviceState *dev, const char *suffix);
 171void device_add_bootindex_property(Object *obj, int32_t *bootindex,
 172                                   const char *name, const char *suffix,
 173                                   DeviceState *dev, Error **errp);
 174void restore_boot_order(void *opaque);
 175void validate_bootdevices(const char *devices, Error **errp);
 176
 177/* handler to set the boot_device order for a specific type of MachineClass */
 178typedef void QEMUBootSetHandler(void *opaque, const char *boot_order,
 179                                Error **errp);
 180void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque);
 181void qemu_boot_set(const char *boot_order, Error **errp);
 182
 183QemuOpts *qemu_get_machine_opts(void);
 184
 185bool defaults_enabled(void);
 186
 187extern QemuOptsList qemu_legacy_drive_opts;
 188extern QemuOptsList qemu_common_drive_opts;
 189extern QemuOptsList qemu_drive_opts;
 190extern QemuOptsList bdrv_runtime_opts;
 191extern QemuOptsList qemu_chardev_opts;
 192extern QemuOptsList qemu_device_opts;
 193extern QemuOptsList qemu_netdev_opts;
 194extern QemuOptsList qemu_nic_opts;
 195extern QemuOptsList qemu_net_opts;
 196extern QemuOptsList qemu_global_opts;
 197extern QemuOptsList qemu_mon_opts;
 198extern QemuOptsList qemu_semihosting_config_opts;
 199
 200#endif
 201