sysemu.h

   1 #ifndef SYSEMU_H
   2 #define SYSEMU_H
   3 /* Misc. things related to the system emulator.  */
   4
   5 #include "qemu-common.h"
   6 #include "qemu-option.h"
   7 #include "qemu-queue.h"
   8 #include "qemu-timer.h"
   9
  10 #ifdef _WIN32
  11 #include <windows.h>
  12 #endif
  13
  14 /* vl.c */
  15 extern const char *bios_name;
  16
  17 #define QEMU_FILE_TYPE_BIOS   0
  18 #define QEMU_FILE_TYPE_KEYMAP 1
  19 char *qemu_find_file(int type, const char *name);
  20
  21 extern int vm_running;
  22 extern const char *qemu_name;
  23 extern uint8_t qemu_uuid[];
  24 int qemu_uuid_parse(const char *str, uint8_t *uuid);
  25 #define UUID_FMT "%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
  26
  27 typedef struct vm_change_state_entry VMChangeStateEntry;
  28 typedef void VMChangeStateHandler(void *opaque, int running, int reason);
  29
  30 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
  31                                                      void *opaque);
  32 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
  33
  34 void vm_start(void);
  35 void vm_stop(int reason);
  36
  37 uint64_t ram_bytes_remaining(void);
  38 uint64_t ram_bytes_transferred(void);
  39 uint64_t ram_bytes_total(void);
  40
  41 int64_t cpu_get_ticks(void);
  42 void cpu_enable_ticks(void);
  43 void cpu_disable_ticks(void);
  44
  45 void qemu_system_reset_request(void);
  46 void qemu_system_shutdown_request(void);
  47 void qemu_system_powerdown_request(void);
  48 int qemu_shutdown_requested(void);
  49 int qemu_reset_requested(void);
  50 int qemu_powerdown_requested(void);
  51 extern qemu_irq qemu_system_powerdown;
  52 void qemu_system_reset(void);
  53
  54 void do_savevm(Monitor *mon, const QDict *qdict);
  55 int load_vmstate(const char *name);
  56 void do_delvm(Monitor *mon, const QDict *qdict);
  57 void do_info_snapshots(Monitor *mon);
  58
  59 void cpu_synchronize_all_states(void);
  60 void cpu_synchronize_all_post_reset(void);
  61 void cpu_synchronize_all_post_init(void);
  62
  63 void qemu_announce_self(void);
  64
  65 void main_loop_wait(int nonblocking);
  66
  67 int qemu_savevm_state_begin(Monitor *mon, QEMUFile *f, int blk_enable,
  68                             int shared);
  69 int qemu_savevm_state_iterate(Monitor *mon, QEMUFile *f);
  70 int qemu_savevm_state_complete(Monitor *mon, QEMUFile *f);
  71 void qemu_savevm_state_cancel(Monitor *mon, QEMUFile *f);
  72 int qemu_loadvm_state(QEMUFile *f);
  73
  74 #ifdef _WIN32
  75 /* Polling handling */
  76
  77 /* return TRUE if no sleep should be done afterwards */
  78 typedef int PollingFunc(void *opaque);
  79
  80 int qemu_add_polling_cb(PollingFunc *func, void *opaque);
  81 void qemu_del_polling_cb(PollingFunc *func, void *opaque);
  82
  83 /* Wait objects handling */
  84 typedef void WaitObjectFunc(void *opaque);
  85
  86 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  87 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  88 #endif
  89
  90 /* SLIRP */
  91 void do_info_slirp(Monitor *mon);
  92
  93 typedef enum DisplayType
  94 {
  95     DT_DEFAULT,
  96     DT_CURSES,
  97     DT_SDL,
  98     DT_VNC,
  99     DT_NOGRAPHIC,
 100 } DisplayType;
 101
 102 extern int autostart;
 103 extern int bios_size;
 104
 105 typedef enum {
 106     VGA_NONE, VGA_STD, VGA_CIRRUS, VGA_VMWARE, VGA_XENFB
 107 } VGAInterfaceType;
 108
 109 extern int vga_interface_type;
 110 #define cirrus_vga_enabled (vga_interface_type == VGA_CIRRUS)
 111 #define std_vga_enabled (vga_interface_type == VGA_STD)
 112 #define xenfb_enabled (vga_interface_type == VGA_XENFB)
 113 #define vmsvga_enabled (vga_interface_type == VGA_VMWARE)
 114
 115 extern int graphic_width;
 116 extern int graphic_height;
 117 extern int graphic_depth;
 118 extern uint8_t irq0override;
 119 extern DisplayType display_type;
 120 extern const char *keyboard_layout;
 121 extern int win2k_install_hack;
 122 extern int rtc_td_hack;
 123 extern int alt_grab;
 124 extern int ctrl_grab;
 125 extern int usb_enabled;
 126 extern int smp_cpus;
 127 extern int max_cpus;
 128 extern int cursor_hide;
 129 extern int graphic_rotate;
 130 extern int no_quit;
 131 extern int semihosting_enabled;
 132 extern int old_param;
 133 extern int boot_menu;
 134 extern QEMUClock *rtc_clock;
 135
 136 #define MAX_NODES 64
 137 extern int nb_numa_nodes;
 138 extern uint64_t node_mem[MAX_NODES];
 139 extern uint64_t node_cpumask[MAX_NODES];
 140
 141 #define MAX_OPTION_ROMS 16
 142 extern const char *option_rom[MAX_OPTION_ROMS];
 143 extern int nb_option_roms;
 144
 145 #define MAX_PROM_ENVS 128
 146 extern const char *prom_envs[MAX_PROM_ENVS];
 147 extern unsigned int nb_prom_envs;
 148
 149 typedef enum {
 150     IF_NONE,
 151     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
 152     IF_COUNT
 153 } BlockInterfaceType;
 154
 155 typedef enum {
 156     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
 157     BLOCK_ERR_STOP_ANY
 158 } BlockInterfaceErrorAction;
 159
 160 #define BLOCK_SERIAL_STRLEN 20
 161
 162 typedef struct DriveInfo {
 163     BlockDriverState *bdrv;
 164     char *id;
 165     const char *devaddr;
 166     BlockInterfaceType type;
 167     int bus;
 168     int unit;
 169     QemuOpts *opts;
 170     BlockInterfaceErrorAction on_read_error;
 171     BlockInterfaceErrorAction on_write_error;
 172     char serial[BLOCK_SERIAL_STRLEN + 1];
 173     QTAILQ_ENTRY(DriveInfo) next;
 174 } DriveInfo;
 175
 176 #define MAX_IDE_DEVS    2
 177 #define MAX_SCSI_DEVS   7
 178 #define MAX_DRIVES 32
 179
 180 extern QTAILQ_HEAD(drivelist, DriveInfo) drives;
 181 extern QTAILQ_HEAD(driveoptlist, DriveOpt) driveopts;
 182
 183 extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
 184 extern DriveInfo *drive_get_by_id(const char *id);
 185 extern int drive_get_max_bus(BlockInterfaceType type);
 186 extern void drive_uninit(DriveInfo *dinfo);
 187 extern const char *drive_get_serial(BlockDriverState *bdrv);
 188
 189 extern BlockInterfaceErrorAction drive_get_on_error(
 190     BlockDriverState *bdrv, int is_read);
 191
 192 BlockDriverState *qdev_init_bdrv(DeviceState *dev, BlockInterfaceType type);
 193
 194 extern QemuOpts *drive_add(const char *file, const char *fmt, ...);
 195 extern DriveInfo *drive_init(QemuOpts *arg, void *machine, int *fatal_error);
 196
 197 /* device-hotplug */
 198
 199 DriveInfo *add_init_drive(const char *opts);
 200
 201 /* pci-hotplug */
 202 void pci_device_hot_add_print(Monitor *mon, const QObject *data);
 203 int pci_device_hot_add(Monitor *mon, const QDict *qdict, QObject **ret_data);
 204 void drive_hot_add(Monitor *mon, const QDict *qdict);
 205 int pci_device_hot_remove(Monitor *mon, const char *pci_addr);
 206 int do_pci_device_hot_remove(Monitor *mon, const QDict *qdict,
 207                              QObject **ret_data);
 208
 209 /* serial ports */
 210
 211 #define MAX_SERIAL_PORTS 4
 212
 213 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 214
 215 /* parallel ports */
 216
 217 #define MAX_PARALLEL_PORTS 3
 218
 219 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 220
 221 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 222
 223 #ifdef HAS_AUDIO
 224 struct soundhw {
 225     const char *name;
 226     const char *descr;
 227     int enabled;
 228     int isa;
 229     union {
 230         int (*init_isa) (qemu_irq *pic);
 231         int (*init_pci) (PCIBus *bus);
 232     } init;
 233 };
 234
 235 extern struct soundhw soundhw[];
 236 #endif
 237
 238 void do_usb_add(Monitor *mon, const QDict *qdict);
 239 void do_usb_del(Monitor *mon, const QDict *qdict);
 240 void usb_info(Monitor *mon);
 241
 242 void rtc_change_mon_event(struct tm *tm);
 243
 244 void register_devices(void);
 245
 246 #endif