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
  86 typedef enum DisplayType
  87 {
  88     DT_DEFAULT,
  89     DT_CURSES,
  90     DT_SDL,
  91     DT_VNC,
  92     DT_NOGRAPHIC,
  93 } DisplayType;
  94
  95 extern int autostart;
  96 extern int bios_size;
  97
  98 typedef enum {
  99     VGA_NONE, VGA_STD, VGA_CIRRUS, VGA_VMWARE, VGA_XENFB
 100 } VGAInterfaceType;
 101
 102 extern int vga_interface_type;
 103 #define cirrus_vga_enabled (vga_interface_type == VGA_CIRRUS)
 104 #define std_vga_enabled (vga_interface_type == VGA_STD)
 105 #define xenfb_enabled (vga_interface_type == VGA_XENFB)
 106 #define vmsvga_enabled (vga_interface_type == VGA_VMWARE)
 107
 108 extern int graphic_width;
 109 extern int graphic_height;
 110 extern int graphic_depth;
 111 extern uint8_t irq0override;
 112 extern DisplayType display_type;
 113 extern const char *keyboard_layout;
 114 extern int win2k_install_hack;
 115 extern int rtc_td_hack;
 116 extern int alt_grab;
 117 extern int ctrl_grab;
 118 extern int usb_enabled;
 119 extern int smp_cpus;
 120 extern int max_cpus;
 121 extern int cursor_hide;
 122 extern int graphic_rotate;
 123 extern int no_quit;
 124 extern int no_shutdown;
 125 extern int semihosting_enabled;
 126 extern int old_param;
 127 extern int boot_menu;
 128 extern QEMUClock *rtc_clock;
 129
 130 #define MAX_NODES 64
 131 extern int nb_numa_nodes;
 132 extern uint64_t node_mem[MAX_NODES];
 133 extern uint64_t node_cpumask[MAX_NODES];
 134
 135 #define MAX_OPTION_ROMS 16
 136 extern const char *option_rom[MAX_OPTION_ROMS];
 137 extern int nb_option_roms;
 138
 139 #define MAX_PROM_ENVS 128
 140 extern const char *prom_envs[MAX_PROM_ENVS];
 141 extern unsigned int nb_prom_envs;
 142
 143 typedef enum {
 144     IF_NONE,
 145     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
 146     IF_COUNT
 147 } BlockInterfaceType;
 148
 149 typedef enum {
 150     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
 151     BLOCK_ERR_STOP_ANY
 152 } BlockInterfaceErrorAction;
 153
 154 #define BLOCK_SERIAL_STRLEN 20
 155
 156 typedef struct DriveInfo {
 157     BlockDriverState *bdrv;
 158     char *id;
 159     const char *devaddr;
 160     BlockInterfaceType type;
 161     int bus;
 162     int unit;
 163     QemuOpts *opts;
 164     BlockInterfaceErrorAction on_read_error;
 165     BlockInterfaceErrorAction on_write_error;
 166     char serial[BLOCK_SERIAL_STRLEN + 1];
 167     QTAILQ_ENTRY(DriveInfo) next;
 168 } DriveInfo;
 169
 170 #define MAX_IDE_DEVS    2
 171 #define MAX_SCSI_DEVS   7
 172 #define MAX_DRIVES 32
 173
 174 extern QTAILQ_HEAD(drivelist, DriveInfo) drives;
 175 extern QTAILQ_HEAD(driveoptlist, DriveOpt) driveopts;
 176
 177 extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
 178 extern DriveInfo *drive_get_by_id(const char *id);
 179 extern int drive_get_max_bus(BlockInterfaceType type);
 180 extern void drive_uninit(DriveInfo *dinfo);
 181 extern const char *drive_get_serial(BlockDriverState *bdrv);
 182
 183 extern BlockInterfaceErrorAction drive_get_on_error(
 184     BlockDriverState *bdrv, int is_read);
 185
 186 BlockDriverState *qdev_init_bdrv(DeviceState *dev, BlockInterfaceType type);
 187
 188 extern QemuOpts *drive_add(const char *file, const char *fmt, ...);
 189 extern DriveInfo *drive_init(QemuOpts *arg, void *machine, int *fatal_error);
 190
 191 /* device-hotplug */
 192
 193 DriveInfo *add_init_drive(const char *opts);
 194
 195 /* pci-hotplug */
 196 void pci_device_hot_add(Monitor *mon, const QDict *qdict);
 197 void drive_hot_add(Monitor *mon, const QDict *qdict);
 198 int pci_device_hot_remove(Monitor *mon, const char *pci_addr);
 199 void do_pci_device_hot_remove(Monitor *mon, const QDict *qdict);
 200
 201 /* serial ports */
 202
 203 #define MAX_SERIAL_PORTS 4
 204
 205 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 206
 207 /* parallel ports */
 208
 209 #define MAX_PARALLEL_PORTS 3
 210
 211 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 212
 213 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 214
 215 #ifdef HAS_AUDIO
 216 struct soundhw {
 217     const char *name;
 218     const char *descr;
 219     int enabled;
 220     int isa;
 221     union {
 222         int (*init_isa) (qemu_irq *pic);
 223         int (*init_pci) (PCIBus *bus);
 224     } init;
 225 };
 226
 227 extern struct soundhw soundhw[];
 228 #endif
 229
 230 void do_usb_add(Monitor *mon, const QDict *qdict);
 231 void do_usb_del(Monitor *mon, const QDict *qdict);
 232 void usb_info(Monitor *mon);
 233
 234 void rtc_change_mon_event(struct tm *tm);
 235
 236 void register_devices(void);
 237
 238 #endif