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_no_shutdown(void);
  50 int qemu_shutdown_requested(void);
  51 int qemu_reset_requested(void);
  52 int qemu_powerdown_requested(void);
  53 int qemu_exit_requested(void);
  54 extern qemu_irq qemu_system_powerdown;
  55 void qemu_system_reset(void);
  56
  57 void do_savevm(Monitor *mon, const QDict *qdict);
  58 int load_vmstate(const char *name);
  59 void do_delvm(Monitor *mon, const QDict *qdict);
  60 void do_info_snapshots(Monitor *mon);
  61
  62 void cpu_synchronize_all_states(void);
  63 void cpu_synchronize_all_post_reset(void);
  64 void cpu_synchronize_all_post_init(void);
  65
  66 void qemu_announce_self(void);
  67
  68 void main_loop_wait(int nonblocking);
  69
  70 int qemu_savevm_state_begin(Monitor *mon, QEMUFile *f, int blk_enable,
  71                             int shared);
  72 int qemu_savevm_state_iterate(Monitor *mon, QEMUFile *f);
  73 int qemu_savevm_state_complete(Monitor *mon, QEMUFile *f);
  74 void qemu_savevm_state_cancel(Monitor *mon, QEMUFile *f);
  75 int qemu_loadvm_state(QEMUFile *f);
  76
  77 #ifdef _WIN32
  78 /* Polling handling */
  79
  80 /* return TRUE if no sleep should be done afterwards */
  81 typedef int PollingFunc(void *opaque);
  82
  83 int qemu_add_polling_cb(PollingFunc *func, void *opaque);
  84 void qemu_del_polling_cb(PollingFunc *func, void *opaque);
  85
  86 /* Wait objects handling */
  87 typedef void WaitObjectFunc(void *opaque);
  88
  89 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  90 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  91 #endif
  92
  93 /* SLIRP */
  94 void do_info_slirp(Monitor *mon);
  95
  96 typedef enum DisplayType
  97 {
  98     DT_DEFAULT,
  99     DT_CURSES,
 100     DT_SDL,
 101     DT_VNC,
 102     DT_NOGRAPHIC,
 103 } DisplayType;
 104
 105 extern int autostart;
 106 extern int bios_size;
 107
 108 typedef enum {
 109     VGA_NONE, VGA_STD, VGA_CIRRUS, VGA_VMWARE, VGA_XENFB
 110 } VGAInterfaceType;
 111
 112 extern int vga_interface_type;
 113 #define cirrus_vga_enabled (vga_interface_type == VGA_CIRRUS)
 114 #define std_vga_enabled (vga_interface_type == VGA_STD)
 115 #define xenfb_enabled (vga_interface_type == VGA_XENFB)
 116 #define vmsvga_enabled (vga_interface_type == VGA_VMWARE)
 117
 118 extern int graphic_width;
 119 extern int graphic_height;
 120 extern int graphic_depth;
 121 extern uint8_t irq0override;
 122 extern DisplayType display_type;
 123 extern const char *keyboard_layout;
 124 extern int win2k_install_hack;
 125 extern int rtc_td_hack;
 126 extern int alt_grab;
 127 extern int ctrl_grab;
 128 extern int usb_enabled;
 129 extern int smp_cpus;
 130 extern int max_cpus;
 131 extern int cursor_hide;
 132 extern int graphic_rotate;
 133 extern int no_quit;
 134 extern int semihosting_enabled;
 135 extern int old_param;
 136 extern int boot_menu;
 137 extern QEMUClock *rtc_clock;
 138 extern long hpagesize;
 139
 140 #define MAX_NODES 64
 141 extern int nb_numa_nodes;
 142 extern uint64_t node_mem[MAX_NODES];
 143 extern uint64_t node_cpumask[MAX_NODES];
 144
 145 #define MAX_OPTION_ROMS 16
 146 extern const char *option_rom[MAX_OPTION_ROMS];
 147 extern int nb_option_roms;
 148
 149 #define MAX_PROM_ENVS 128
 150 extern const char *prom_envs[MAX_PROM_ENVS];
 151 extern unsigned int nb_prom_envs;
 152
 153 typedef enum {
 154     IF_NONE,
 155     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
 156     IF_COUNT
 157 } BlockInterfaceType;
 158
 159 typedef enum {
 160     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
 161     BLOCK_ERR_STOP_ANY
 162 } BlockInterfaceErrorAction;
 163
 164 #define BLOCK_SERIAL_STRLEN 20
 165
 166 typedef struct DriveInfo {
 167     BlockDriverState *bdrv;
 168     char *id;
 169     const char *devaddr;
 170     BlockInterfaceType type;
 171     int bus;
 172     int unit;
 173     QemuOpts *opts;
 174     BlockInterfaceErrorAction on_read_error;
 175     BlockInterfaceErrorAction on_write_error;
 176     char serial[BLOCK_SERIAL_STRLEN + 1];
 177     QTAILQ_ENTRY(DriveInfo) next;
 178 } DriveInfo;
 179
 180 #define MAX_IDE_DEVS    2
 181 #define MAX_SCSI_DEVS   7
 182 #define MAX_DRIVES 32
 183
 184 extern QTAILQ_HEAD(drivelist, DriveInfo) drives;
 185 extern QTAILQ_HEAD(driveoptlist, DriveOpt) driveopts;
 186 extern DriveInfo *extboot_drive;
 187
 188 extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
 189 extern DriveInfo *drive_get_by_id(const char *id);
 190 extern int drive_get_max_bus(BlockInterfaceType type);
 191 extern void drive_uninit(DriveInfo *dinfo);
 192 extern const char *drive_get_serial(BlockDriverState *bdrv);
 193
 194 extern BlockInterfaceErrorAction drive_get_on_error(
 195     BlockDriverState *bdrv, int is_read);
 196
 197 BlockDriverState *qdev_init_bdrv(DeviceState *dev, BlockInterfaceType type);
 198
 199 extern QemuOpts *drive_add(const char *file, const char *fmt, ...);
 200 extern DriveInfo *drive_init(QemuOpts *arg, void *machine, int *fatal_error);
 201
 202 /* acpi */
 203 void qemu_system_cpu_hot_add(int cpu, int state);
 204
 205 /* device-hotplug */
 206
 207 DriveInfo *add_init_drive(const char *opts);
 208
 209 /* pci-hotplug */
 210 void pci_device_hot_add_print(Monitor *mon, const QObject *data);
 211 int pci_device_hot_add(Monitor *mon, const QDict *qdict, QObject **ret_data);
 212 void drive_hot_add(Monitor *mon, const QDict *qdict);
 213 int pci_device_hot_remove(Monitor *mon, const char *pci_addr);
 214 int do_pci_device_hot_remove(Monitor *mon, const QDict *qdict,
 215                              QObject **ret_data);
 216
 217 /* serial ports */
 218
 219 #define MAX_SERIAL_PORTS 4
 220
 221 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 222
 223 /* parallel ports */
 224
 225 #define MAX_PARALLEL_PORTS 3
 226
 227 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 228
 229 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 230
 231 #ifdef HAS_AUDIO
 232 struct soundhw {
 233     const char *name;
 234     const char *descr;
 235     int enabled;
 236     int isa;
 237     union {
 238         int (*init_isa) (qemu_irq *pic);
 239         int (*init_pci) (PCIBus *bus);
 240     } init;
 241 };
 242
 243 extern struct soundhw soundhw[];
 244 #endif
 245
 246 void do_usb_add(Monitor *mon, const QDict *qdict);
 247 void do_usb_del(Monitor *mon, const QDict *qdict);
 248 void usb_info(Monitor *mon);
 249
 250 void rtc_change_mon_event(struct tm *tm);
 251
 252 void register_devices(void);
 253
 254 #endif