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, int reason);
  16
  17 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
  18                                                      void *opaque);
  19 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
  20
  21 void vm_start(void);
  22 void vm_stop(int reason);
  23
  24 int64_t cpu_get_ticks(void);
  25 void cpu_enable_ticks(void);
  26 void cpu_disable_ticks(void);
  27
  28 void qemu_system_reset_request(void);
  29 void qemu_system_shutdown_request(void);
  30 void qemu_system_powerdown_request(void);
  31 int qemu_no_shutdown(void);
  32 int qemu_shutdown_requested(void);
  33 int qemu_reset_requested(void);
  34 int qemu_powerdown_requested(void);
  35 #if !defined(TARGET_SPARC) && !defined(TARGET_I386)
  36 // Please implement a power failure function to signal the OS
  37 #define qemu_system_powerdown() do{}while(0)
  38 #else
  39 void qemu_system_powerdown(void);
  40 #endif
  41 void qemu_system_reset(void);
  42
  43 void qemu_get_launch_info(int *argc, char ***argv,
  44                           int *opt_daemonize, const char **opt_incoming);
  45
  46 void do_savevm(const char *name);
  47 void do_loadvm(const char *name);
  48 void do_delvm(const char *name);
  49 void do_info_snapshots(void);
  50
  51 void qemu_announce_self(void);
  52
  53 void main_loop_wait(int timeout);
  54
  55 int qemu_savevm_state_begin(QEMUFile *f);
  56 int qemu_savevm_state_iterate(QEMUFile *f);
  57 int qemu_savevm_state_complete(QEMUFile *f);
  58 int qemu_savevm_state(QEMUFile *f);
  59 int qemu_loadvm_state(QEMUFile *f);
  60
  61 #ifdef _WIN32
  62 /* Polling handling */
  63
  64 /* return TRUE if no sleep should be done afterwards */
  65 typedef int PollingFunc(void *opaque);
  66
  67 int qemu_add_polling_cb(PollingFunc *func, void *opaque);
  68 void qemu_del_polling_cb(PollingFunc *func, void *opaque);
  69
  70 /* Wait objects handling */
  71 typedef void WaitObjectFunc(void *opaque);
  72
  73 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  74 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  75 #endif
  76
  77 /* TAP win32 */
  78 int tap_win32_init(VLANState *vlan, const char *model,
  79                    const char *name, const char *ifname);
  80
  81 /* SLIRP */
  82 void do_info_slirp(void);
  83
  84 extern int bios_size;
  85 extern int cirrus_vga_enabled;
  86 extern int std_vga_enabled;
  87 extern int vmsvga_enabled;
  88 extern int graphic_width;
  89 extern int graphic_height;
  90 extern int graphic_depth;
  91 extern int nographic;
  92 extern const char *keyboard_layout;
  93 extern int win2k_install_hack;
  94 extern int rtc_td_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
 106 #ifdef USE_KQEMU
 107 extern int kqemu_allowed;
 108 #endif
 109
 110 #define MAX_OPTION_ROMS 16
 111 extern const char *option_rom[MAX_OPTION_ROMS];
 112 extern int nb_option_roms;
 113
 114 #if defined(TARGET_SPARC) || defined(TARGET_PPC)
 115 #define MAX_PROM_ENVS 128
 116 extern const char *prom_envs[MAX_PROM_ENVS];
 117 extern unsigned int nb_prom_envs;
 118 #endif
 119
 120 #if defined (TARGET_PPC)
 121 #define BIOS_SIZE (1024 * 1024)
 122 #elif defined (TARGET_SPARC64)
 123 #define BIOS_SIZE ((512 + 32) * 1024)
 124 #elif defined(TARGET_MIPS)
 125 #define BIOS_SIZE (4 * 1024 * 1024)
 126 #endif
 127
 128 typedef enum {
 129     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO
 130 } BlockInterfaceType;
 131
 132 typedef enum {
 133     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
 134     BLOCK_ERR_STOP_ANY
 135 } BlockInterfaceErrorAction;
 136
 137 typedef struct DriveInfo {
 138     BlockDriverState *bdrv;
 139     BlockInterfaceType type;
 140     int bus;
 141     int unit;
 142     int used;
 143     int drive_opt_idx;
 144     BlockInterfaceErrorAction onerror;
 145     char serial[21];
 146 } DriveInfo;
 147
 148 #define MAX_IDE_DEVS    2
 149 #define MAX_SCSI_DEVS   7
 150 #define MAX_DRIVES 32
 151
 152 extern int nb_drives;
 153 extern DriveInfo drives_table[MAX_DRIVES+1];
 154 extern int extboot_drive;
 155
 156 extern int drive_get_index(BlockInterfaceType type, int bus, int unit);
 157 extern int drive_get_max_bus(BlockInterfaceType type);
 158 extern void drive_uninit(BlockDriverState *bdrv);
 159 extern void drive_remove(int index);
 160 extern const char *drive_get_serial(BlockDriverState *bdrv);
 161 extern BlockInterfaceErrorAction drive_get_onerror(BlockDriverState *bdrv);
 162
 163 struct drive_opt {
 164     const char *file;
 165     char opt[1024];
 166     int used;
 167 };
 168
 169 extern struct drive_opt drives_opt[MAX_DRIVES];
 170 extern int nb_drives_opt;
 171
 172 extern int drive_add(const char *file, const char *fmt, ...);
 173 extern int drive_init(struct drive_opt *arg, int snapshot, void *machine);
 174
 175 /* acpi */
 176 void qemu_system_hot_add_init(const char *cpu_model);
 177 void qemu_system_cpu_hot_add(int cpu, int state);
 178 void qemu_system_device_hot_add(int pcibus, int slot, int state);
 179
 180 /* device-hotplug */
 181
 182 typedef int (dev_match_fn)(void *dev_private, void *arg);
 183
 184 int add_init_drive(const char *opts);
 185 void destroy_nic(dev_match_fn *match_fn, void *arg);
 186 void destroy_bdrvs(dev_match_fn *match_fn, void *arg);
 187
 188 /* pci-hotplug */
 189 void pci_device_hot_add(const char *pci_addr, const char *type, const char *opts);
 190 void drive_hot_add(const char *pci_addr, const char *opts);
 191 void pci_device_hot_remove(const char *pci_addr);
 192 void pci_device_hot_remove_success(int pcibus, int slot);
 193
 194 /* serial ports */
 195
 196 #define MAX_SERIAL_PORTS 4
 197
 198 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 199
 200 /* parallel ports */
 201
 202 #define MAX_PARALLEL_PORTS 3
 203
 204 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 205
 206 /* virtio consoles */
 207
 208 #define MAX_VIRTIO_CONSOLES 1
 209
 210 extern CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
 211
 212 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 213
 214 #ifdef NEED_CPU_H
 215 /* loader.c */
 216 int get_image_size(const char *filename);
 217 int load_image(const char *filename, uint8_t *addr); /* deprecated */
 218 int load_image_targphys(const char *filename, target_phys_addr_t, int max_sz);
 219 int load_elf(const char *filename, int64_t address_offset,
 220              uint64_t *pentry, uint64_t *lowaddr, uint64_t *highaddr);
 221 int load_aout(const char *filename, target_phys_addr_t addr, int max_sz);
 222 int load_uimage(const char *filename, target_ulong *ep, target_ulong *loadaddr,
 223                 int *is_linux);
 224
 225 int fread_targphys(target_phys_addr_t dst_addr, size_t nbytes, FILE *f);
 226 int fread_targphys_ok(target_phys_addr_t dst_addr, size_t nbytes, FILE *f);
 227 int read_targphys(int fd, target_phys_addr_t dst_addr, size_t nbytes);
 228 void pstrcpy_targphys(target_phys_addr_t dest, int buf_size,
 229                       const char *source);
 230 #endif
 231
 232 #ifdef HAS_AUDIO
 233 struct soundhw {
 234     const char *name;
 235     const char *descr;
 236     int enabled;
 237     int isa;
 238     union {
 239         int (*init_isa) (AudioState *s, qemu_irq *pic);
 240         int (*init_pci) (PCIBus *bus, AudioState *s);
 241     } init;
 242 };
 243
 244 extern struct soundhw soundhw[];
 245 #endif
 246
 247 void do_usb_add(const char *devname);
 248 void do_usb_del(const char *devname);
 249 void usb_info(void);
 250
 251 const char *get_opt_name(char *buf, int buf_size, const char *p);
 252 const char *get_opt_value(char *buf, int buf_size, const char *p);
 253 int get_param_value(char *buf, int buf_size,
 254                     const char *tag, const char *str);
 255 int check_params(char *buf, int buf_size,
 256                  const char * const *params, const char *str);
 257
 258 #endif