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 #include "qemu-os-win32.h"
  13 #endif
  14
  15 #ifdef CONFIG_POSIX
  16 #include "qemu-os-posix.h"
  17 #endif
  18
  19 /* vl.c */
  20 extern const char *bios_name;
  21
  22 #define QEMU_FILE_TYPE_BIOS   0
  23 #define QEMU_FILE_TYPE_KEYMAP 1
  24 char *qemu_find_file(int type, const char *name);
  25
  26 extern int vm_running;
  27 extern const char *qemu_name;
  28 extern uint8_t qemu_uuid[];
  29 int qemu_uuid_parse(const char *str, uint8_t *uuid);
  30 #define UUID_FMT "%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
  31
  32 typedef struct vm_change_state_entry VMChangeStateEntry;
  33 typedef void VMChangeStateHandler(void *opaque, int running, int reason);
  34
  35 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
  36                                                      void *opaque);
  37 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
  38
  39 void vm_start(void);
  40 void vm_stop(int reason);
  41
  42 uint64_t ram_bytes_remaining(void);
  43 uint64_t ram_bytes_transferred(void);
  44 uint64_t ram_bytes_total(void);
  45
  46 int64_t cpu_get_ticks(void);
  47 void cpu_enable_ticks(void);
  48 void cpu_disable_ticks(void);
  49
  50 void qemu_system_reset_request(void);
  51 void qemu_system_shutdown_request(void);
  52 void qemu_system_powerdown_request(void);
  53 int qemu_shutdown_requested(void);
  54 int qemu_reset_requested(void);
  55 int qemu_powerdown_requested(void);
  56 extern qemu_irq qemu_system_powerdown;
  57 void qemu_system_reset(void);
  58
  59 void do_savevm(Monitor *mon, const QDict *qdict);
  60 int load_vmstate(const char *name);
  61 void do_delvm(Monitor *mon, const QDict *qdict);
  62 void do_info_snapshots(Monitor *mon);
  63
  64 void cpu_synchronize_all_states(void);
  65 void cpu_synchronize_all_post_reset(void);
  66 void cpu_synchronize_all_post_init(void);
  67
  68 void qemu_announce_self(void);
  69
  70 void main_loop_wait(int nonblocking);
  71
  72 int qemu_savevm_state_begin(Monitor *mon, QEMUFile *f, int blk_enable,
  73                             int shared);
  74 int qemu_savevm_state_iterate(Monitor *mon, QEMUFile *f);
  75 int qemu_savevm_state_complete(Monitor *mon, QEMUFile *f);
  76 void qemu_savevm_state_cancel(Monitor *mon, QEMUFile *f);
  77 int qemu_loadvm_state(QEMUFile *f);
  78
  79 /* SLIRP */
  80 void do_info_slirp(Monitor *mon);
  81
  82 /* OS specific functions */
  83 void os_setup_early_signal_handling(void);
  84 char *os_find_datadir(const char *argv0);
  85 void os_parse_cmd_args(int index, const char *optarg);
  86
  87 typedef enum DisplayType
  88 {
  89     DT_DEFAULT,
  90     DT_CURSES,
  91     DT_SDL,
  92     DT_VNC,
  93     DT_NOGRAPHIC,
  94 } DisplayType;
  95
  96 extern int autostart;
  97 extern int bios_size;
  98
  99 typedef enum {
 100     VGA_NONE, VGA_STD, VGA_CIRRUS, VGA_VMWARE, VGA_XENFB
 101 } VGAInterfaceType;
 102
 103 extern int vga_interface_type;
 104 #define cirrus_vga_enabled (vga_interface_type == VGA_CIRRUS)
 105 #define std_vga_enabled (vga_interface_type == VGA_STD)
 106 #define xenfb_enabled (vga_interface_type == VGA_XENFB)
 107 #define vmsvga_enabled (vga_interface_type == VGA_VMWARE)
 108
 109 extern int graphic_width;
 110 extern int graphic_height;
 111 extern int graphic_depth;
 112 extern uint8_t irq0override;
 113 extern DisplayType display_type;
 114 extern const char *keyboard_layout;
 115 extern int win2k_install_hack;
 116 extern int rtc_td_hack;
 117 extern int alt_grab;
 118 extern int ctrl_grab;
 119 extern int usb_enabled;
 120 extern int smp_cpus;
 121 extern int max_cpus;
 122 extern int cursor_hide;
 123 extern int graphic_rotate;
 124 extern int no_quit;
 125 extern int no_shutdown;
 126 extern int semihosting_enabled;
 127 extern int old_param;
 128 extern int boot_menu;
 129 extern QEMUClock *rtc_clock;
 130
 131 #define MAX_NODES 64
 132 extern int nb_numa_nodes;
 133 extern uint64_t node_mem[MAX_NODES];
 134 extern uint64_t node_cpumask[MAX_NODES];
 135
 136 #define MAX_OPTION_ROMS 16
 137 extern const char *option_rom[MAX_OPTION_ROMS];
 138 extern int nb_option_roms;
 139
 140 #define MAX_PROM_ENVS 128
 141 extern const char *prom_envs[MAX_PROM_ENVS];
 142 extern unsigned int nb_prom_envs;
 143
 144 typedef enum {
 145     IF_NONE,
 146     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
 147     IF_COUNT
 148 } BlockInterfaceType;
 149
 150 typedef enum {
 151     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
 152     BLOCK_ERR_STOP_ANY
 153 } BlockInterfaceErrorAction;
 154
 155 #define BLOCK_SERIAL_STRLEN 20
 156
 157 typedef struct DriveInfo {
 158     BlockDriverState *bdrv;
 159     char *id;
 160     const char *devaddr;
 161     BlockInterfaceType type;
 162     int bus;
 163     int unit;
 164     QemuOpts *opts;
 165     BlockInterfaceErrorAction on_read_error;
 166     BlockInterfaceErrorAction on_write_error;
 167     char serial[BLOCK_SERIAL_STRLEN + 1];
 168     QTAILQ_ENTRY(DriveInfo) next;
 169 } DriveInfo;
 170
 171 #define MAX_IDE_DEVS    2
 172 #define MAX_SCSI_DEVS   7
 173 #define MAX_DRIVES 32
 174
 175 extern QTAILQ_HEAD(drivelist, DriveInfo) drives;
 176 extern QTAILQ_HEAD(driveoptlist, DriveOpt) driveopts;
 177
 178 extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
 179 extern DriveInfo *drive_get_by_id(const char *id);
 180 extern int drive_get_max_bus(BlockInterfaceType type);
 181 extern void drive_uninit(DriveInfo *dinfo);
 182 extern const char *drive_get_serial(BlockDriverState *bdrv);
 183
 184 extern BlockInterfaceErrorAction drive_get_on_error(
 185     BlockDriverState *bdrv, int is_read);
 186
 187 BlockDriverState *qdev_init_bdrv(DeviceState *dev, BlockInterfaceType type);
 188
 189 extern QemuOpts *drive_add(const char *file, const char *fmt, ...);
 190 extern DriveInfo *drive_init(QemuOpts *arg, void *machine, int *fatal_error);
 191
 192 /* device-hotplug */
 193
 194 DriveInfo *add_init_drive(const char *opts);
 195
 196 /* pci-hotplug */
 197 void pci_device_hot_add(Monitor *mon, const QDict *qdict);
 198 void drive_hot_add(Monitor *mon, const QDict *qdict);
 199 int pci_device_hot_remove(Monitor *mon, const char *pci_addr);
 200 void do_pci_device_hot_remove(Monitor *mon, const QDict *qdict);
 201
 202 /* serial ports */
 203
 204 #define MAX_SERIAL_PORTS 4
 205
 206 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 207
 208 /* parallel ports */
 209
 210 #define MAX_PARALLEL_PORTS 3
 211
 212 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 213
 214 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 215
 216 #ifdef HAS_AUDIO
 217 struct soundhw {
 218     const char *name;
 219     const char *descr;
 220     int enabled;
 221     int isa;
 222     union {
 223         int (*init_isa) (qemu_irq *pic);
 224         int (*init_pci) (PCIBus *bus);
 225     } init;
 226 };
 227
 228 extern struct soundhw soundhw[];
 229 #endif
 230
 231 void do_usb_add(Monitor *mon, const QDict *qdict);
 232 void do_usb_del(Monitor *mon, const QDict *qdict);
 233 void usb_info(Monitor *mon);
 234
 235 void rtc_change_mon_event(struct tm *tm);
 236
 237 void register_devices(void);
 238
 239 #endif