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 void qemu_system_exit_request(void);
  49 int qemu_shutdown_requested(void);
  50 int qemu_reset_requested(void);
  51 int qemu_powerdown_requested(void);
  52 int qemu_exit_requested(void);
  53 extern qemu_irq qemu_system_powerdown;
  54 void qemu_system_reset(void);
  55
  56 void do_savevm(Monitor *mon, const QDict *qdict);
  57 int load_vmstate(const char *name);
  58 void do_delvm(Monitor *mon, const QDict *qdict);
  59 void do_info_snapshots(Monitor *mon);
  60
  61 void cpu_synchronize_all_states(void);
  62 void cpu_synchronize_all_post_reset(void);
  63 void cpu_synchronize_all_post_init(void);
  64
  65 void qemu_announce_self(void);
  66
  67 void main_loop_wait(int nonblocking);
  68
  69 int qemu_savevm_state_begin(Monitor *mon, QEMUFile *f, int blk_enable,
  70                             int shared);
  71 int qemu_savevm_state_iterate(Monitor *mon, QEMUFile *f);
  72 int qemu_savevm_state_complete(Monitor *mon, QEMUFile *f);
  73 void qemu_savevm_state_cancel(Monitor *mon, QEMUFile *f);
  74 int qemu_loadvm_state(QEMUFile *f);
  75
  76 #ifdef _WIN32
  77 /* Polling handling */
  78
  79 /* return TRUE if no sleep should be done afterwards */
  80 typedef int PollingFunc(void *opaque);
  81
  82 int qemu_add_polling_cb(PollingFunc *func, void *opaque);
  83 void qemu_del_polling_cb(PollingFunc *func, void *opaque);
  84
  85 /* Wait objects handling */
  86 typedef void WaitObjectFunc(void *opaque);
  87
  88 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  89 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  90 #endif
  91
  92 /* SLIRP */
  93 void do_info_slirp(Monitor *mon);
  94
  95 typedef enum DisplayType
  96 {
  97     DT_DEFAULT,
  98     DT_CURSES,
  99     DT_SDL,
 100     DT_VNC,
 101     DT_NOGRAPHIC,
 102 } DisplayType;
 103
 104 extern int autostart;
 105 extern int bios_size;
 106
 107 typedef enum {
 108     VGA_NONE, VGA_STD, VGA_CIRRUS, VGA_VMWARE, VGA_XENFB
 109 } VGAInterfaceType;
 110
 111 extern int vga_interface_type;
 112 #define cirrus_vga_enabled (vga_interface_type == VGA_CIRRUS)
 113 #define std_vga_enabled (vga_interface_type == VGA_STD)
 114 #define xenfb_enabled (vga_interface_type == VGA_XENFB)
 115 #define vmsvga_enabled (vga_interface_type == VGA_VMWARE)
 116
 117 extern int graphic_width;
 118 extern int graphic_height;
 119 extern int graphic_depth;
 120 extern uint8_t irq0override;
 121 extern DisplayType display_type;
 122 extern const char *keyboard_layout;
 123 extern int win2k_install_hack;
 124 extern int rtc_td_hack;
 125 extern int alt_grab;
 126 extern int ctrl_grab;
 127 extern int usb_enabled;
 128 extern int smp_cpus;
 129 extern int max_cpus;
 130 extern int cursor_hide;
 131 extern int graphic_rotate;
 132 extern int no_quit;
 133 extern int semihosting_enabled;
 134 extern int old_param;
 135 extern int boot_menu;
 136 extern QEMUClock *rtc_clock;
 137
 138 #define MAX_NODES 64
 139 extern int nb_numa_nodes;
 140 extern uint64_t node_mem[MAX_NODES];
 141 extern uint64_t node_cpumask[MAX_NODES];
 142
 143 #define MAX_OPTION_ROMS 16
 144 extern const char *option_rom[MAX_OPTION_ROMS];
 145 extern int nb_option_roms;
 146
 147 #define MAX_PROM_ENVS 128
 148 extern const char *prom_envs[MAX_PROM_ENVS];
 149 extern unsigned int nb_prom_envs;
 150
 151 typedef enum {
 152     IF_NONE,
 153     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
 154     IF_COUNT
 155 } BlockInterfaceType;
 156
 157 typedef enum {
 158     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
 159     BLOCK_ERR_STOP_ANY
 160 } BlockInterfaceErrorAction;
 161
 162 #define BLOCK_SERIAL_STRLEN 20
 163
 164 typedef struct DriveInfo {
 165     BlockDriverState *bdrv;
 166     char *id;
 167     const char *devaddr;
 168     BlockInterfaceType type;
 169     int bus;
 170     int unit;
 171     QemuOpts *opts;
 172     BlockInterfaceErrorAction on_read_error;
 173     BlockInterfaceErrorAction on_write_error;
 174     char serial[BLOCK_SERIAL_STRLEN + 1];
 175     QTAILQ_ENTRY(DriveInfo) next;
 176 } DriveInfo;
 177
 178 #define MAX_IDE_DEVS    2
 179 #define MAX_SCSI_DEVS   7
 180 #define MAX_DRIVES 32
 181
 182 extern QTAILQ_HEAD(drivelist, DriveInfo) drives;
 183 extern QTAILQ_HEAD(driveoptlist, DriveOpt) driveopts;
 184
 185 extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
 186 extern DriveInfo *drive_get_by_id(const char *id);
 187 extern int drive_get_max_bus(BlockInterfaceType type);
 188 extern void drive_uninit(DriveInfo *dinfo);
 189 extern const char *drive_get_serial(BlockDriverState *bdrv);
 190
 191 extern BlockInterfaceErrorAction drive_get_on_error(
 192     BlockDriverState *bdrv, int is_read);
 193
 194 BlockDriverState *qdev_init_bdrv(DeviceState *dev, BlockInterfaceType type);
 195
 196 extern QemuOpts *drive_add(const char *file, const char *fmt, ...);
 197 extern DriveInfo *drive_init(QemuOpts *arg, void *machine, int *fatal_error);
 198
 199 /* device-hotplug */
 200
 201 DriveInfo *add_init_drive(const char *opts);
 202
 203 /* pci-hotplug */
 204 void pci_device_hot_add_print(Monitor *mon, const QObject *data);
 205 int pci_device_hot_add(Monitor *mon, const QDict *qdict, QObject **ret_data);
 206 void drive_hot_add(Monitor *mon, const QDict *qdict);
 207 int pci_device_hot_remove(Monitor *mon, const char *pci_addr);
 208 int do_pci_device_hot_remove(Monitor *mon, const QDict *qdict,
 209                              QObject **ret_data);
 210
 211 /* serial ports */
 212
 213 #define MAX_SERIAL_PORTS 4
 214
 215 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 216
 217 /* parallel ports */
 218
 219 #define MAX_PARALLEL_PORTS 3
 220
 221 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 222
 223 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 224
 225 #ifdef HAS_AUDIO
 226 struct soundhw {
 227     const char *name;
 228     const char *descr;
 229     int enabled;
 230     int isa;
 231     union {
 232         int (*init_isa) (qemu_irq *pic);
 233         int (*init_pci) (PCIBus *bus);
 234     } init;
 235 };
 236
 237 extern struct soundhw soundhw[];
 238 #endif
 239
 240 void do_usb_add(Monitor *mon, const QDict *qdict);
 241 void do_usb_del(Monitor *mon, const QDict *qdict);
 242 void usb_info(Monitor *mon);
 243
 244 void rtc_change_mon_event(struct tm *tm);
 245
 246 void register_devices(void);
 247
 248 #endif