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 #include "qdict.h"
  10
  11 #ifdef _WIN32
  12 #include <windows.h>
  13 #endif
  14
  15 /* vl.c */
  16 extern const char *bios_name;
  17
  18 #define QEMU_FILE_TYPE_BIOS   0
  19 #define QEMU_FILE_TYPE_KEYMAP 1
  20 char *qemu_find_file(int type, const char *name);
  21
  22 extern int vm_running;
  23 extern const char *qemu_name;
  24 extern uint8_t qemu_uuid[];
  25 int qemu_uuid_parse(const char *str, uint8_t *uuid);
  26 #define UUID_FMT "%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
  27
  28 typedef struct vm_change_state_entry VMChangeStateEntry;
  29 typedef void VMChangeStateHandler(void *opaque, int running, int reason);
  30
  31 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
  32                                                      void *opaque);
  33 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
  34
  35 void vm_start(void);
  36 void vm_stop(int reason);
  37
  38 uint64_t ram_bytes_remaining(void);
  39 uint64_t ram_bytes_transferred(void);
  40 uint64_t ram_bytes_total(void);
  41
  42 int64_t cpu_get_ticks(void);
  43 void cpu_enable_ticks(void);
  44 void cpu_disable_ticks(void);
  45
  46 void qemu_system_reset_request(void);
  47 void qemu_system_shutdown_request(void);
  48 void qemu_system_powerdown_request(void);
  49 int qemu_shutdown_requested(void);
  50 int qemu_reset_requested(void);
  51 int qemu_powerdown_requested(void);
  52 extern qemu_irq qemu_system_powerdown;
  53 void qemu_system_reset(void);
  54
  55 void do_savevm(Monitor *mon, const QDict *qdict);
  56 int load_vmstate(Monitor *mon, const char *name);
  57 void do_delvm(Monitor *mon, const QDict *qdict);
  58 void do_info_snapshots(Monitor *mon);
  59
  60 void qemu_announce_self(void);
  61
  62 void main_loop_wait(int timeout);
  63
  64 int qemu_savevm_state_begin(QEMUFile *f);
  65 int qemu_savevm_state_iterate(QEMUFile *f);
  66 int qemu_savevm_state_complete(QEMUFile *f);
  67 int qemu_savevm_state(QEMUFile *f);
  68 int qemu_loadvm_state(QEMUFile *f);
  69
  70 void qemu_errors_to_file(FILE *fp);
  71 void qemu_errors_to_mon(Monitor *mon);
  72 void qemu_errors_to_previous(void);
  73 void qemu_error(const char *fmt, ...) __attribute__ ((format(printf, 1, 2)));
  74
  75 #ifdef _WIN32
  76 /* Polling handling */
  77
  78 /* return TRUE if no sleep should be done afterwards */
  79 typedef int PollingFunc(void *opaque);
  80
  81 int qemu_add_polling_cb(PollingFunc *func, void *opaque);
  82 void qemu_del_polling_cb(PollingFunc *func, void *opaque);
  83
  84 /* Wait objects handling */
  85 typedef void WaitObjectFunc(void *opaque);
  86
  87 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  88 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  89 #endif
  90
  91 /* TAP win32 */
  92 int tap_win32_init(VLANState *vlan, const char *model,
  93                    const char *name, const char *ifname);
  94
  95 /* SLIRP */
  96 void do_info_slirp(Monitor *mon);
  97
  98 typedef enum DisplayType
  99 {
 100     DT_DEFAULT,
 101     DT_CURSES,
 102     DT_SDL,
 103     DT_VNC,
 104     DT_NOGRAPHIC,
 105 } DisplayType;
 106
 107 extern int autostart;
 108 extern int bios_size;
 109
 110 typedef enum {
 111     VGA_NONE, VGA_STD, VGA_CIRRUS, VGA_VMWARE, VGA_XENFB
 112 } VGAInterfaceType;
 113
 114 extern int vga_interface_type;
 115 #define cirrus_vga_enabled (vga_interface_type == VGA_CIRRUS)
 116 #define std_vga_enabled (vga_interface_type == VGA_STD)
 117 #define xenfb_enabled (vga_interface_type == VGA_XENFB)
 118 #define vmsvga_enabled (vga_interface_type == VGA_VMWARE)
 119
 120 extern int graphic_width;
 121 extern int graphic_height;
 122 extern int graphic_depth;
 123 extern uint8_t irq0override;
 124 extern DisplayType display_type;
 125 extern const char *keyboard_layout;
 126 extern int win2k_install_hack;
 127 extern int rtc_td_hack;
 128 extern int alt_grab;
 129 extern int usb_enabled;
 130 extern int smp_cpus;
 131 extern int max_cpus;
 132 extern int cursor_hide;
 133 extern int graphic_rotate;
 134 extern int no_quit;
 135 extern int semihosting_enabled;
 136 extern int old_param;
 137 extern int boot_menu;
 138 extern QEMUClock *rtc_clock;
 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 #ifdef NEED_CPU_H
 150 #if defined(TARGET_SPARC) || defined(TARGET_PPC)
 151 #define MAX_PROM_ENVS 128
 152 extern const char *prom_envs[MAX_PROM_ENVS];
 153 extern unsigned int nb_prom_envs;
 154 #endif
 155 #endif
 156
 157 typedef enum {
 158     IF_NONE,
 159     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
 160     IF_COUNT
 161 } BlockInterfaceType;
 162
 163 typedef enum {
 164     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
 165     BLOCK_ERR_STOP_ANY
 166 } BlockInterfaceErrorAction;
 167
 168 #define BLOCK_SERIAL_STRLEN 20
 169
 170 typedef struct DriveInfo {
 171     BlockDriverState *bdrv;
 172     char *id;
 173     const char *devaddr;
 174     BlockInterfaceType type;
 175     int bus;
 176     int unit;
 177     QemuOpts *opts;
 178     BlockInterfaceErrorAction onerror;
 179     char serial[BLOCK_SERIAL_STRLEN + 1];
 180     QTAILQ_ENTRY(DriveInfo) next;
 181 } DriveInfo;
 182
 183 #define MAX_IDE_DEVS    2
 184 #define MAX_SCSI_DEVS   7
 185 #define MAX_DRIVES 32
 186
 187 extern QTAILQ_HEAD(drivelist, DriveInfo) drives;
 188 extern QTAILQ_HEAD(driveoptlist, DriveOpt) driveopts;
 189
 190 extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
 191 extern DriveInfo *drive_get_by_id(const char *id);
 192 extern int drive_get_max_bus(BlockInterfaceType type);
 193 extern void drive_uninit(BlockDriverState *bdrv);
 194 extern const char *drive_get_serial(BlockDriverState *bdrv);
 195 extern BlockInterfaceErrorAction drive_get_onerror(BlockDriverState *bdrv);
 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 typedef void (*qemu_system_device_hot_add_t)(int pcibus, int slot, int state);
 204 void qemu_system_device_hot_add_register(qemu_system_device_hot_add_t callback);
 205 void qemu_system_device_hot_add(int pcibus, int slot, int state);
 206
 207 /* device-hotplug */
 208
 209 typedef int (dev_match_fn)(void *dev_private, void *arg);
 210
 211 DriveInfo *add_init_drive(const char *opts);
 212 void destroy_nic(dev_match_fn *match_fn, void *arg);
 213 void destroy_bdrvs(dev_match_fn *match_fn, void *arg);
 214
 215 /* pci-hotplug */
 216 void pci_device_hot_add(Monitor *mon, const QDict *qdict);
 217 void drive_hot_add(Monitor *mon, const QDict *qdict);
 218 void pci_device_hot_remove(Monitor *mon, const char *pci_addr);
 219 void do_pci_device_hot_remove(Monitor *mon, const QDict *qdict);
 220 void pci_device_hot_remove_success(int pcibus, int slot);
 221
 222 /* serial ports */
 223
 224 #define MAX_SERIAL_PORTS 4
 225
 226 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 227
 228 /* parallel ports */
 229
 230 #define MAX_PARALLEL_PORTS 3
 231
 232 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 233
 234 /* virtio consoles */
 235
 236 #define MAX_VIRTIO_CONSOLES 1
 237
 238 extern CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
 239
 240 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 241
 242 #ifdef HAS_AUDIO
 243 struct soundhw {
 244     const char *name;
 245     const char *descr;
 246     int enabled;
 247     int isa;
 248     union {
 249         int (*init_isa) (qemu_irq *pic);
 250         int (*init_pci) (PCIBus *bus);
 251     } init;
 252 };
 253
 254 extern struct soundhw soundhw[];
 255 #endif
 256
 257 void do_usb_add(Monitor *mon, const QDict *qdict);
 258 void do_usb_del(Monitor *mon, const QDict *qdict);
 259 void usb_info(Monitor *mon);
 260
 261 void register_devices(void);
 262
 263 #endif