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 extern uint8_t qemu_uuid[];
  12 #define UUID_FMT "%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
  13
  14 typedef struct vm_change_state_entry VMChangeStateEntry;
  15 typedef void VMChangeStateHandler(void *opaque, int running);
  16 typedef void VMStopHandler(void *opaque, int reason);
  17
  18 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
  19                                                      void *opaque);
  20 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
  21
  22 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque);
  23 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque);
  24
  25 void vm_start(void);
  26 void vm_stop(int reason);
  27
  28 int64_t cpu_get_ticks(void);
  29 void cpu_enable_ticks(void);
  30 void cpu_disable_ticks(void);
  31
  32 void qemu_system_reset_request(void);
  33 void qemu_system_shutdown_request(void);
  34 void qemu_system_powerdown_request(void);
  35 int qemu_shutdown_requested(void);
  36 int qemu_reset_requested(void);
  37 int qemu_powerdown_requested(void);
  38 #if !defined(TARGET_SPARC) && !defined(TARGET_I386)
  39 // Please implement a power failure function to signal the OS
  40 #define qemu_system_powerdown() do{}while(0)
  41 #else
  42 void qemu_system_powerdown(void);
  43 #endif
  44 void qemu_system_reset(void);
  45
  46 void qemu_get_launch_info(int *argc, char ***argv,
  47                           int *opt_daemonize, const char **opt_incoming);
  48
  49 void do_savevm(const char *name);
  50 void do_loadvm(const char *name);
  51 void do_delvm(const char *name);
  52 void do_info_snapshots(void);
  53
  54 void qemu_announce_self(void);
  55
  56 void main_loop_wait(int timeout);
  57
  58 int qemu_savevm_state_begin(QEMUFile *f);
  59 int qemu_savevm_state_iterate(QEMUFile *f);
  60 int qemu_savevm_state_complete(QEMUFile *f);
  61 int qemu_savevm_state(QEMUFile *f);
  62 int qemu_loadvm_state(QEMUFile *f);
  63
  64 #ifdef _WIN32
  65 /* Polling handling */
  66
  67 /* return TRUE if no sleep should be done afterwards */
  68 typedef int PollingFunc(void *opaque);
  69
  70 int qemu_add_polling_cb(PollingFunc *func, void *opaque);
  71 void qemu_del_polling_cb(PollingFunc *func, void *opaque);
  72
  73 /* Wait objects handling */
  74 typedef void WaitObjectFunc(void *opaque);
  75
  76 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  77 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  78 #endif
  79
  80 /* TAP win32 */
  81 int tap_win32_init(VLANState *vlan, const char *ifname);
  82
  83 /* SLIRP */
  84 void do_info_slirp(void);
  85
  86 extern int bios_size;
  87 extern int cirrus_vga_enabled;
  88 extern int vmsvga_enabled;
  89 extern int graphic_width;
  90 extern int graphic_height;
  91 extern int graphic_depth;
  92 extern int nographic;
  93 extern const char *keyboard_layout;
  94 extern int win2k_install_hack;
  95 extern int alt_grab;
  96 extern int usb_enabled;
  97 extern int smp_cpus;
  98 extern int cursor_hide;
  99 extern int graphic_rotate;
 100 extern int no_quit;
 101 extern int semihosting_enabled;
 102 extern int old_param;
 103 extern int hpagesize;
 104 extern const char *bootp_filename;
 105 extern DisplayState display_state;
 106
 107 #ifdef USE_KQEMU
 108 extern int kqemu_allowed;
 109 #endif
 110
 111 #define MAX_OPTION_ROMS 16
 112 extern const char *option_rom[MAX_OPTION_ROMS];
 113 extern int nb_option_roms;
 114
 115 #ifdef TARGET_SPARC
 116 #define MAX_PROM_ENVS 128
 117 extern const char *prom_envs[MAX_PROM_ENVS];
 118 extern unsigned int nb_prom_envs;
 119 #endif
 120
 121 #if defined (TARGET_PPC)
 122 #define BIOS_SIZE (1024 * 1024)
 123 #elif defined (TARGET_SPARC64)
 124 #define BIOS_SIZE ((512 + 32) * 1024)
 125 #elif defined(TARGET_MIPS)
 126 #define BIOS_SIZE (4 * 1024 * 1024)
 127 #endif
 128
 129 typedef enum {
 130     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO
 131 } BlockInterfaceType;
 132
 133 typedef struct DriveInfo {
 134     BlockDriverState *bdrv;
 135     BlockInterfaceType type;
 136     int bus;
 137     int unit;
 138     int used;
 139     int drive_opt_idx;
 140 } DriveInfo;
 141
 142 #define MAX_IDE_DEVS    2
 143 #define MAX_SCSI_DEVS   7
 144 #define MAX_DRIVES 32
 145
 146 extern int nb_drives;
 147 extern DriveInfo drives_table[MAX_DRIVES+1];
 148 extern int extboot_drive;
 149
 150 extern int drive_get_index(BlockInterfaceType type, int bus, int unit);
 151 extern int drive_get_max_bus(BlockInterfaceType type);
 152
 153 extern void drive_uninit(BlockDriverState *bdrv);
 154 extern void drive_remove(int index);
 155
 156 struct drive_opt {
 157     const char *file;
 158     char opt[1024];
 159     int used;
 160 };
 161
 162 extern struct drive_opt drives_opt[MAX_DRIVES];
 163 extern int nb_drives_opt;
 164
 165 struct QEMUMachine;
 166 extern int drive_add(const char *file, const char *fmt, ...);
 167 extern int drive_init(struct drive_opt *arg, int snapshot,
 168                       struct QEMUMachine *machine);
 169
 170 /* acpi */
 171 void qemu_system_cpu_hot_add(int cpu, int state);
 172 void qemu_system_hot_add_init(const char *cpu_model);
 173 void qemu_system_device_hot_add(int pcibus, int slot, int state);
 174
 175 /* device-hotplug */
 176 void device_hot_add(int pcibus, const char *type, const char *opts);
 177 void drive_hot_add(int pcibus, const char *devfn_string, const char *opts);
 178 void device_hot_remove(int pcibus, int slot);
 179 void device_hot_remove_success(int pcibus, int slot);
 180
 181 /* serial ports */
 182
 183 #define MAX_SERIAL_PORTS 4
 184
 185 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 186
 187 /* parallel ports */
 188
 189 #define MAX_PARALLEL_PORTS 3
 190
 191 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 192
 193 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 194
 195 #ifdef NEED_CPU_H
 196 /* loader.c */
 197 int get_image_size(const char *filename);
 198 int load_image(const char *filename, uint8_t *addr); /* deprecated */
 199 int load_image_targphys(const char *filename, target_phys_addr_t, int max_sz);
 200 int load_elf(const char *filename, int64_t address_offset,
 201              uint64_t *pentry, uint64_t *lowaddr, uint64_t *highaddr);
 202 int load_aout(const char *filename, target_phys_addr_t addr, int max_sz);
 203 int load_uimage(const char *filename, target_ulong *ep, target_ulong *loadaddr,
 204                 int *is_linux);
 205
 206 int fread_targphys(target_phys_addr_t dst_addr, size_t nbytes, FILE *f);
 207 int fread_targphys_ok(target_phys_addr_t dst_addr, size_t nbytes, FILE *f);
 208 int read_targphys(int fd, target_phys_addr_t dst_addr, size_t nbytes);
 209 void pstrcpy_targphys(target_phys_addr_t dest, int buf_size,
 210                       const char *source);
 211 #endif
 212
 213 #ifdef HAS_AUDIO
 214 struct soundhw {
 215     const char *name;
 216     const char *descr;
 217     int enabled;
 218     int isa;
 219     union {
 220         int (*init_isa) (AudioState *s, qemu_irq *pic);
 221         int (*init_pci) (PCIBus *bus, AudioState *s);
 222     } init;
 223 };
 224
 225 extern struct soundhw soundhw[];
 226 #endif
 227
 228 void do_usb_add(const char *devname);
 229 void do_usb_del(const char *devname);
 230 void usb_info(void);
 231
 232 const char *get_opt_name(char *buf, int buf_size, const char *p);
 233 const char *get_opt_value(char *buf, int buf_size, const char *p);
 234 int get_param_value(char *buf, int buf_size,
 235                     const char *tag, const char *str);
 236 int check_params(char *buf, int buf_size,
 237                  const char * const *params, const char *str);
 238
 239 #endif