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_shutdown_requested(void);
  32 int qemu_reset_requested(void);
  33 int qemu_powerdown_requested(void);
  34 #if !defined(TARGET_SPARC) && !defined(TARGET_I386)
  35 // Please implement a power failure function to signal the OS
  36 #define qemu_system_powerdown() do{}while(0)
  37 #else
  38 void qemu_system_powerdown(void);
  39 #endif
  40 void qemu_system_reset(void);
  41
  42 void qemu_get_launch_info(int *argc, char ***argv,
  43                           int *opt_daemonize, const char **opt_incoming);
  44
  45 void do_savevm(const char *name);
  46 void do_loadvm(const char *name);
  47 void do_delvm(const char *name);
  48 void do_info_snapshots(void);
  49
  50 void qemu_announce_self(void);
  51
  52 void main_loop_wait(int timeout);
  53
  54 int qemu_savevm_state_begin(QEMUFile *f);
  55 int qemu_savevm_state_iterate(QEMUFile *f);
  56 int qemu_savevm_state_complete(QEMUFile *f);
  57 int qemu_savevm_state(QEMUFile *f);
  58 int qemu_loadvm_state(QEMUFile *f);
  59
  60 #ifdef _WIN32
  61 /* Polling handling */
  62
  63 /* return TRUE if no sleep should be done afterwards */
  64 typedef int PollingFunc(void *opaque);
  65
  66 int qemu_add_polling_cb(PollingFunc *func, void *opaque);
  67 void qemu_del_polling_cb(PollingFunc *func, void *opaque);
  68
  69 /* Wait objects handling */
  70 typedef void WaitObjectFunc(void *opaque);
  71
  72 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  73 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  74 #endif
  75
  76 /* TAP win32 */
  77 int tap_win32_init(VLANState *vlan, const char *model,
  78                    const char *name, const char *ifname);
  79
  80 /* SLIRP */
  81 void do_info_slirp(void);
  82
  83 extern int bios_size;
  84 extern int cirrus_vga_enabled;
  85 extern int std_vga_enabled;
  86 extern int vmsvga_enabled;
  87 extern int graphic_width;
  88 extern int graphic_height;
  89 extern int graphic_depth;
  90 extern int nographic;
  91 extern const char *keyboard_layout;
  92 extern int win2k_install_hack;
  93 extern int rtc_td_hack;
  94 extern int alt_grab;
  95 extern int usb_enabled;
  96 extern int smp_cpus;
  97 extern int cursor_hide;
  98 extern int graphic_rotate;
  99 extern int no_quit;
 100 extern int semihosting_enabled;
 101 extern int old_param;
 102 extern int hpagesize;
 103 extern const char *bootp_filename;
 104
 105 #ifdef USE_KQEMU
 106 extern int kqemu_allowed;
 107 #endif
 108
 109 #define MAX_OPTION_ROMS 16
 110 extern const char *option_rom[MAX_OPTION_ROMS];
 111 extern int nb_option_roms;
 112
 113 #if defined(TARGET_SPARC) || defined(TARGET_PPC)
 114 #define MAX_PROM_ENVS 128
 115 extern const char *prom_envs[MAX_PROM_ENVS];
 116 extern unsigned int nb_prom_envs;
 117 #endif
 118
 119 #if defined (TARGET_PPC)
 120 #define BIOS_SIZE (1024 * 1024)
 121 #elif defined (TARGET_SPARC64)
 122 #define BIOS_SIZE ((512 + 32) * 1024)
 123 #elif defined(TARGET_MIPS)
 124 #define BIOS_SIZE (4 * 1024 * 1024)
 125 #endif
 126
 127 typedef enum {
 128     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO
 129 } BlockInterfaceType;
 130
 131 typedef enum {
 132     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
 133     BLOCK_ERR_STOP_ANY
 134 } BlockInterfaceErrorAction;
 135
 136 typedef struct DriveInfo {
 137     BlockDriverState *bdrv;
 138     BlockInterfaceType type;
 139     int bus;
 140     int unit;
 141     int used;
 142     int drive_opt_idx;
 143     BlockInterfaceErrorAction onerror;
 144     char serial[21];
 145 } DriveInfo;
 146
 147 #define MAX_IDE_DEVS    2
 148 #define MAX_SCSI_DEVS   7
 149 #define MAX_DRIVES 32
 150
 151 extern int nb_drives;
 152 extern DriveInfo drives_table[MAX_DRIVES+1];
 153 extern int extboot_drive;
 154
 155 extern int drive_get_index(BlockInterfaceType type, int bus, int unit);
 156 extern int drive_get_max_bus(BlockInterfaceType type);
 157 extern void drive_uninit(BlockDriverState *bdrv);
 158 extern void drive_remove(int index);
 159 extern const char *drive_get_serial(BlockDriverState *bdrv);
 160 extern BlockInterfaceErrorAction drive_get_onerror(BlockDriverState *bdrv);
 161
 162 struct drive_opt {
 163     const char *file;
 164     char opt[1024];
 165     int used;
 166 };
 167
 168 extern struct drive_opt drives_opt[MAX_DRIVES];
 169 extern int nb_drives_opt;
 170
 171 extern int drive_add(const char *file, const char *fmt, ...);
 172 extern int drive_init(struct drive_opt *arg, int snapshot, void *machine);
 173
 174 /* acpi */
 175 void qemu_system_hot_add_init(const char *cpu_model);
 176 void qemu_system_cpu_hot_add(int cpu, int state);
 177 void qemu_system_device_hot_add(int pcibus, int slot, int state);
 178
 179 /* device-hotplug */
 180
 181 typedef int (dev_match_fn)(void *dev_private, void *arg);
 182
 183 int add_init_drive(const char *opts);
 184 void destroy_nic(dev_match_fn *match_fn, void *arg);
 185 void destroy_bdrvs(dev_match_fn *match_fn, void *arg);
 186
 187 /* pci-hotplug */
 188 void pci_device_hot_add(const char *pci_addr, const char *type, const char *opts);
 189 void drive_hot_add(const char *pci_addr, const char *opts);
 190 void pci_device_hot_remove(const char *pci_addr);
 191 void pci_device_hot_remove_success(int pcibus, int slot);
 192
 193 /* serial ports */
 194
 195 #define MAX_SERIAL_PORTS 4
 196
 197 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 198
 199 /* parallel ports */
 200
 201 #define MAX_PARALLEL_PORTS 3
 202
 203 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 204
 205 /* virtio consoles */
 206
 207 #define MAX_VIRTIO_CONSOLES 1
 208
 209 extern CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
 210
 211 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 212
 213 #ifdef NEED_CPU_H
 214 /* loader.c */
 215 int get_image_size(const char *filename);
 216 int load_image(const char *filename, uint8_t *addr); /* deprecated */
 217 int load_image_targphys(const char *filename, target_phys_addr_t, int max_sz);
 218 int load_elf(const char *filename, int64_t address_offset,
 219              uint64_t *pentry, uint64_t *lowaddr, uint64_t *highaddr);
 220 int load_aout(const char *filename, target_phys_addr_t addr, int max_sz);
 221 int load_uimage(const char *filename, target_ulong *ep, target_ulong *loadaddr,
 222                 int *is_linux);
 223
 224 int fread_targphys(target_phys_addr_t dst_addr, size_t nbytes, FILE *f);
 225 int fread_targphys_ok(target_phys_addr_t dst_addr, size_t nbytes, FILE *f);
 226 int read_targphys(int fd, target_phys_addr_t dst_addr, size_t nbytes);
 227 void pstrcpy_targphys(target_phys_addr_t dest, int buf_size,
 228                       const char *source);
 229 #endif
 230
 231 #ifdef HAS_AUDIO
 232 struct soundhw {
 233     const char *name;
 234     const char *descr;
 235     int enabled;
 236     int isa;
 237     union {
 238         int (*init_isa) (AudioState *s, qemu_irq *pic);
 239         int (*init_pci) (PCIBus *bus, AudioState *s);
 240     } init;
 241 };
 242
 243 extern struct soundhw soundhw[];
 244 #endif
 245
 246 void do_usb_add(const char *devname);
 247 void do_usb_del(const char *devname);
 248 void usb_info(void);
 249
 250 const char *get_opt_name(char *buf, int buf_size, const char *p);
 251 const char *get_opt_value(char *buf, int buf_size, const char *p);
 252 int get_param_value(char *buf, int buf_size,
 253                     const char *tag, const char *str);
 254 int check_params(char *buf, int buf_size,
 255                  const char * const *params, const char *str);
 256
 257 #endif