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 #include "qerror.h"
  11
  12 #ifdef _WIN32
  13 #include <windows.h>
  14 #endif
  15
  16 /* vl.c */
  17 extern const char *bios_name;
  18
  19 #define QEMU_FILE_TYPE_BIOS   0
  20 #define QEMU_FILE_TYPE_KEYMAP 1
  21 char *qemu_find_file(int type, const char *name);
  22
  23 extern int vm_running;
  24 extern const char *qemu_name;
  25 extern uint8_t qemu_uuid[];
  26 int qemu_uuid_parse(const char *str, uint8_t *uuid);
  27 #define UUID_FMT "%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
  28
  29 typedef struct vm_change_state_entry VMChangeStateEntry;
  30 typedef void VMChangeStateHandler(void *opaque, int running, int reason);
  31
  32 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
  33                                                      void *opaque);
  34 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
  35
  36 void vm_start(void);
  37 void vm_stop(int reason);
  38
  39 uint64_t ram_bytes_remaining(void);
  40 uint64_t ram_bytes_transferred(void);
  41 uint64_t ram_bytes_total(void);
  42
  43 int64_t cpu_get_ticks(void);
  44 void cpu_enable_ticks(void);
  45 void cpu_disable_ticks(void);
  46
  47 void qemu_system_reset_request(void);
  48 void qemu_system_shutdown_request(void);
  49 void qemu_system_powerdown_request(void);
  50 int qemu_shutdown_requested(void);
  51 int qemu_reset_requested(void);
  52 int qemu_powerdown_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(Monitor *mon, 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 timeout);
  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 void qemu_errors_to_file(FILE *fp);
  77 void qemu_errors_to_mon(Monitor *mon);
  78 void qemu_errors_to_previous(void);
  79 void qemu_error(const char *fmt, ...) __attribute__ ((format(printf, 1, 2)));
  80 void qemu_error_internal(const char *file, int linenr, const char *func,
  81                          const char *fmt, ...)
  82                          __attribute__ ((format(printf, 4, 5)));
  83
  84 #define qemu_error_new(fmt, ...) \
  85     qemu_error_internal(__FILE__, __LINE__, __func__, fmt, ## __VA_ARGS__)
  86
  87 #ifdef _WIN32
  88 /* Polling handling */
  89
  90 /* return TRUE if no sleep should be done afterwards */
  91 typedef int PollingFunc(void *opaque);
  92
  93 int qemu_add_polling_cb(PollingFunc *func, void *opaque);
  94 void qemu_del_polling_cb(PollingFunc *func, void *opaque);
  95
  96 /* Wait objects handling */
  97 typedef void WaitObjectFunc(void *opaque);
  98
  99 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
 100 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
 101 #endif
 102
 103 /* SLIRP */
 104 void do_info_slirp(Monitor *mon);
 105
 106 typedef enum DisplayType
 107 {
 108     DT_DEFAULT,
 109     DT_CURSES,
 110     DT_SDL,
 111     DT_VNC,
 112     DT_NOGRAPHIC,
 113 } DisplayType;
 114
 115 extern int autostart;
 116 extern int bios_size;
 117
 118 typedef enum {
 119     VGA_NONE, VGA_STD, VGA_CIRRUS, VGA_VMWARE, VGA_XENFB
 120 } VGAInterfaceType;
 121
 122 extern int vga_interface_type;
 123 #define cirrus_vga_enabled (vga_interface_type == VGA_CIRRUS)
 124 #define std_vga_enabled (vga_interface_type == VGA_STD)
 125 #define xenfb_enabled (vga_interface_type == VGA_XENFB)
 126 #define vmsvga_enabled (vga_interface_type == VGA_VMWARE)
 127
 128 extern int graphic_width;
 129 extern int graphic_height;
 130 extern int graphic_depth;
 131 extern uint8_t irq0override;
 132 extern DisplayType display_type;
 133 extern const char *keyboard_layout;
 134 extern int win2k_install_hack;
 135 extern int rtc_td_hack;
 136 extern int alt_grab;
 137 extern int ctrl_grab;
 138 extern int usb_enabled;
 139 extern int smp_cpus;
 140 extern int max_cpus;
 141 extern int cursor_hide;
 142 extern int graphic_rotate;
 143 extern int no_quit;
 144 extern int semihosting_enabled;
 145 extern int old_param;
 146 extern int boot_menu;
 147 extern QEMUClock *rtc_clock;
 148
 149 #define MAX_NODES 64
 150 extern int nb_numa_nodes;
 151 extern uint64_t node_mem[MAX_NODES];
 152 extern uint64_t node_cpumask[MAX_NODES];
 153
 154 #define MAX_OPTION_ROMS 16
 155 extern const char *option_rom[MAX_OPTION_ROMS];
 156 extern int nb_option_roms;
 157
 158 #ifdef NEED_CPU_H
 159 #if defined(TARGET_SPARC) || defined(TARGET_PPC)
 160 #define MAX_PROM_ENVS 128
 161 extern const char *prom_envs[MAX_PROM_ENVS];
 162 extern unsigned int nb_prom_envs;
 163 #endif
 164 #endif
 165
 166 typedef enum {
 167     IF_NONE,
 168     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
 169     IF_COUNT
 170 } BlockInterfaceType;
 171
 172 typedef enum {
 173     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
 174     BLOCK_ERR_STOP_ANY
 175 } BlockInterfaceErrorAction;
 176
 177 #define BLOCK_SERIAL_STRLEN 20
 178
 179 typedef struct DriveInfo {
 180     BlockDriverState *bdrv;
 181     char *id;
 182     const char *devaddr;
 183     BlockInterfaceType type;
 184     int bus;
 185     int unit;
 186     QemuOpts *opts;
 187     BlockInterfaceErrorAction on_read_error;
 188     BlockInterfaceErrorAction on_write_error;
 189     char serial[BLOCK_SERIAL_STRLEN + 1];
 190     QTAILQ_ENTRY(DriveInfo) next;
 191 } DriveInfo;
 192
 193 #define MAX_IDE_DEVS    2
 194 #define MAX_SCSI_DEVS   7
 195 #define MAX_DRIVES 32
 196
 197 extern QTAILQ_HEAD(drivelist, DriveInfo) drives;
 198 extern QTAILQ_HEAD(driveoptlist, DriveOpt) driveopts;
 199
 200 extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
 201 extern DriveInfo *drive_get_by_id(const char *id);
 202 extern int drive_get_max_bus(BlockInterfaceType type);
 203 extern void drive_uninit(DriveInfo *dinfo);
 204 extern const char *drive_get_serial(BlockDriverState *bdrv);
 205
 206 extern BlockInterfaceErrorAction drive_get_on_error(
 207     BlockDriverState *bdrv, int is_read);
 208
 209 BlockDriverState *qdev_init_bdrv(DeviceState *dev, BlockInterfaceType type);
 210
 211 extern QemuOpts *drive_add(const char *file, const char *fmt, ...);
 212 extern DriveInfo *drive_init(QemuOpts *arg, void *machine, int *fatal_error);
 213
 214 /* device-hotplug */
 215
 216 DriveInfo *add_init_drive(const char *opts);
 217
 218 /* pci-hotplug */
 219 void pci_device_hot_add_print(Monitor *mon, const QObject *data);
 220 int pci_device_hot_add(Monitor *mon, const QDict *qdict, QObject **ret_data);
 221 void drive_hot_add(Monitor *mon, const QDict *qdict);
 222 int pci_device_hot_remove(Monitor *mon, const char *pci_addr);
 223 int do_pci_device_hot_remove(Monitor *mon, const QDict *qdict,
 224                              QObject **ret_data);
 225
 226 /* serial ports */
 227
 228 #define MAX_SERIAL_PORTS 4
 229
 230 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 231
 232 /* parallel ports */
 233
 234 #define MAX_PARALLEL_PORTS 3
 235
 236 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 237
 238 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 239
 240 #ifdef HAS_AUDIO
 241 struct soundhw {
 242     const char *name;
 243     const char *descr;
 244     int enabled;
 245     int isa;
 246     union {
 247         int (*init_isa) (qemu_irq *pic);
 248         int (*init_pci) (PCIBus *bus);
 249     } init;
 250 };
 251
 252 extern struct soundhw soundhw[];
 253 #endif
 254
 255 void do_usb_add(Monitor *mon, const QDict *qdict);
 256 void do_usb_del(Monitor *mon, const QDict *qdict);
 257 void usb_info(Monitor *mon);
 258
 259 void register_devices(void);
 260
 261 #endif