qemu/sysemu.h

   1 #ifndef SYSEMU_H
   2 #define SYSEMU_H
   3 /* Misc. things related to the system emulator.  */
   4
   5 /* vl.c */
   6 extern const char *bios_name;
   7 extern const char *bios_dir;
   8
   9 extern int vm_running;
  10 extern const char *qemu_name;
  11
  12 typedef struct vm_change_state_entry VMChangeStateEntry;
  13 typedef void VMChangeStateHandler(void *opaque, int running);
  14 typedef void VMStopHandler(void *opaque, int reason);
  15
  16 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
  17                                                      void *opaque);
  18 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
  19
  20 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque);
  21 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque);
  22
  23 void vm_start(void);
  24 void vm_stop(int reason);
  25
  26 int64_t cpu_get_ticks(void);
  27 void cpu_enable_ticks(void);
  28 void cpu_disable_ticks(void);
  29
  30 void qemu_system_reset_request(void);
  31 void qemu_system_shutdown_request(void);
  32 void qemu_system_powerdown_request(void);
  33 #if !defined(TARGET_SPARC)
  34 // Please implement a power failure function to signal the OS
  35 #define qemu_system_powerdown() do{}while(0)
  36 #else
  37 void qemu_system_powerdown(void);
  38 #endif
  39
  40 void cpu_save(QEMUFile *f, void *opaque);
  41 int cpu_load(QEMUFile *f, void *opaque, int version_id);
  42
  43 void do_savevm(const char *name);
  44 void do_loadvm(const char *name);
  45 void do_delvm(const char *name);
  46 void do_info_snapshots(void);
  47
  48 void main_loop_wait(int timeout);
  49
  50 /* Polling handling */
  51
  52 /* return TRUE if no sleep should be done afterwards */
  53 typedef int PollingFunc(void *opaque);
  54
  55 int qemu_add_polling_cb(PollingFunc *func, void *opaque);
  56 void qemu_del_polling_cb(PollingFunc *func, void *opaque);
  57
  58 #ifdef _WIN32
  59 /* Wait objects handling */
  60 typedef void WaitObjectFunc(void *opaque);
  61
  62 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  63 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  64 #endif
  65
  66 /* TAP win32 */
  67 int tap_win32_init(VLANState *vlan, const char *ifname);
  68
  69 /* SLIRP */
  70 void do_info_slirp(void);
  71
  72 extern int64_t ram_size;
  73 extern int bios_size;
  74 extern int rtc_utc;
  75 extern int rtc_start_date;
  76 extern int cirrus_vga_enabled;
  77 extern int vmsvga_enabled;
  78 extern int graphic_width;
  79 extern int graphic_height;
  80 extern int graphic_depth;
  81 extern const char *keyboard_layout;
  82 extern int win2k_install_hack;
  83 extern int alt_grab;
  84 extern int usb_enabled;
  85 extern int smp_cpus;
  86 extern int cursor_hide;
  87 extern int graphic_rotate;
  88 extern int no_quit;
  89 extern int semihosting_enabled;
  90 extern int autostart;
  91 extern int old_param;
  92 extern const char *bootp_filename;
  93
  94
  95 #ifdef USE_KQEMU
  96 extern int kqemu_allowed;
  97 #endif
  98
  99 #define MAX_OPTION_ROMS 16
 100 extern const char *option_rom[MAX_OPTION_ROMS];
 101 extern int nb_option_roms;
 102
 103 #ifdef TARGET_SPARC
 104 #define MAX_PROM_ENVS 128
 105 extern const char *prom_envs[MAX_PROM_ENVS];
 106 extern unsigned int nb_prom_envs;
 107 #endif
 108
 109 /* XXX: make it dynamic */
 110 #define MAX_BIOS_SIZE (4 * 1024 * 1024)
 111 #if defined (TARGET_PPC)
 112 #define BIOS_SIZE (1024 * 1024)
 113 #elif defined (TARGET_SPARC64)
 114 #define BIOS_SIZE ((512 + 32) * 1024)
 115 #elif defined(TARGET_MIPS)
 116 #define BIOS_SIZE (4 * 1024 * 1024)
 117 #endif
 118
 119 typedef enum {
 120     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD
 121 } BlockInterfaceType;
 122
 123 typedef struct DriveInfo {
 124     BlockDriverState *bdrv;
 125     BlockInterfaceType interface;
 126     int bus;
 127     int unit;
 128 } DriveInfo;
 129
 130 #define MAX_IDE_DEVS    2
 131 #define MAX_SCSI_DEVS   7
 132 #define MAX_DRIVES 32
 133
 134 int nb_drives;
 135 DriveInfo drives_table[MAX_DRIVES+1];
 136
 137 extern int drive_get_index(BlockInterfaceType interface, int bus, int unit);
 138 extern int drive_get_max_bus(BlockInterfaceType interface);
 139
 140 /* vmchannel devices */
 141
 142 #define MAX_VMCHANNEL_DEVICES 4
 143 void pci_hypercall_init(PCIBus *bus);
 144 void vmchannel_init(CharDriverState *hd, uint32_t deviceid, uint32_t index);
 145
 146 /* serial ports */
 147
 148 #define MAX_SERIAL_PORTS 4
 149
 150 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 151
 152 /* parallel ports */
 153
 154 #define MAX_PARALLEL_PORTS 3
 155
 156 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 157
 158 #ifdef NEED_CPU_H
 159 /* loader.c */
 160 int get_image_size(const char *filename);
 161 int load_image(const char *filename, uint8_t *addr);
 162 int load_elf(const char *filename, int64_t virt_to_phys_addend,
 163              uint64_t *pentry, uint64_t *lowaddr, uint64_t *highaddr);
 164 int load_aout(const char *filename, uint8_t *addr);
 165 int load_uboot(const char *filename, target_ulong *ep, int *is_linux);
 166 #endif
 167
 168 #ifdef HAS_AUDIO
 169 struct soundhw {
 170     const char *name;
 171     const char *descr;
 172     int enabled;
 173     int isa;
 174     union {
 175         int (*init_isa) (AudioState *s, qemu_irq *pic);
 176         int (*init_pci) (PCIBus *bus, AudioState *s);
 177     } init;
 178 };
 179
 180 extern struct soundhw soundhw[];
 181 #endif
 182
 183 void do_usb_add(const char *devname);
 184 void do_usb_del(const char *devname);
 185 void usb_info(void);
 186
 187 #endif