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
   7 #ifdef _WIN32
   8 #include <windows.h>
   9 #endif
  10
  11 /* vl.c */
  12 extern const char *bios_name;
  13
  14 #define QEMU_FILE_TYPE_BIOS   0
  15 #define QEMU_FILE_TYPE_KEYMAP 1
  16 char *qemu_find_file(int type, const char *name);
  17
  18 extern int vm_running;
  19 extern const char *qemu_name;
  20 extern uint8_t qemu_uuid[];
  21 int qemu_uuid_parse(const char *str, uint8_t *uuid);
  22 #define UUID_FMT "%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
  23
  24 typedef struct vm_change_state_entry VMChangeStateEntry;
  25 typedef void VMChangeStateHandler(void *opaque, int running, int reason);
  26
  27 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
  28                                                      void *opaque);
  29 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
  30
  31 void vm_start(void);
  32 void vm_stop(int reason);
  33
  34 uint64_t ram_bytes_remaining(void);
  35 uint64_t ram_bytes_transferred(void);
  36 uint64_t ram_bytes_total(void);
  37
  38 int64_t cpu_get_ticks(void);
  39 void cpu_enable_ticks(void);
  40 void cpu_disable_ticks(void);
  41
  42 void qemu_system_reset_request(void);
  43 void qemu_system_shutdown_request(void);
  44 void qemu_system_powerdown_request(void);
  45 int qemu_shutdown_requested(void);
  46 int qemu_reset_requested(void);
  47 int qemu_powerdown_requested(void);
  48 #ifdef NEED_CPU_H
  49 #if !defined(TARGET_SPARC) && !defined(TARGET_I386)
  50 // Please implement a power failure function to signal the OS
  51 #define qemu_system_powerdown() do{}while(0)
  52 #else
  53 void qemu_system_powerdown(void);
  54 #endif
  55 #endif
  56 void qemu_system_reset(void);
  57
  58 void do_savevm(Monitor *mon, const char *name);
  59 void do_loadvm(Monitor *mon, const char *name);
  60 void do_delvm(Monitor *mon, const char *name);
  61 void do_info_snapshots(Monitor *mon);
  62
  63 void qemu_announce_self(void);
  64
  65 void main_loop_wait(int timeout);
  66
  67 int qemu_savevm_state_begin(QEMUFile *f);
  68 int qemu_savevm_state_iterate(QEMUFile *f);
  69 int qemu_savevm_state_complete(QEMUFile *f);
  70 int qemu_savevm_state(QEMUFile *f);
  71 int qemu_loadvm_state(QEMUFile *f);
  72
  73 #ifdef _WIN32
  74 /* Polling handling */
  75
  76 /* return TRUE if no sleep should be done afterwards */
  77 typedef int PollingFunc(void *opaque);
  78
  79 int qemu_add_polling_cb(PollingFunc *func, void *opaque);
  80 void qemu_del_polling_cb(PollingFunc *func, void *opaque);
  81
  82 /* Wait objects handling */
  83 typedef void WaitObjectFunc(void *opaque);
  84
  85 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  86 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  87 #endif
  88
  89 /* TAP win32 */
  90 int tap_win32_init(VLANState *vlan, const char *model,
  91                    const char *name, const char *ifname);
  92
  93 /* SLIRP */
  94 void do_info_slirp(Monitor *mon);
  95
  96 typedef enum DisplayType
  97 {
  98     DT_DEFAULT,
  99     DT_CURSES,
 100     DT_SDL,
 101     DT_VNC,
 102     DT_NOGRAPHIC,
 103 } DisplayType;
 104
 105 extern int bios_size;
 106 extern int cirrus_vga_enabled;
 107 extern int std_vga_enabled;
 108 extern int vmsvga_enabled;
 109 extern int xenfb_enabled;
 110 extern int graphic_width;
 111 extern int graphic_height;
 112 extern int graphic_depth;
 113 extern DisplayType display_type;
 114 extern const char *keyboard_layout;
 115 extern int win2k_install_hack;
 116 extern int rtc_td_hack;
 117 extern int alt_grab;
 118 extern int usb_enabled;
 119 extern int smp_cpus;
 120 extern int cursor_hide;
 121 extern int graphic_rotate;
 122 extern int no_quit;
 123 extern int semihosting_enabled;
 124 extern int old_param;
 125
 126 #ifdef CONFIG_KQEMU
 127 extern int kqemu_allowed;
 128 #endif
 129
 130 #define MAX_NODES 64
 131 extern int nb_numa_nodes;
 132 extern uint64_t node_mem[MAX_NODES];
 133
 134 #define MAX_OPTION_ROMS 16
 135 extern const char *option_rom[MAX_OPTION_ROMS];
 136 extern int nb_option_roms;
 137
 138 #ifdef NEED_CPU_H
 139 #if defined(TARGET_SPARC) || defined(TARGET_PPC)
 140 #define MAX_PROM_ENVS 128
 141 extern const char *prom_envs[MAX_PROM_ENVS];
 142 extern unsigned int nb_prom_envs;
 143 #endif
 144 #endif
 145
 146 typedef enum {
 147     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
 148     IF_COUNT
 149 } BlockInterfaceType;
 150
 151 typedef enum {
 152     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
 153     BLOCK_ERR_STOP_ANY
 154 } BlockInterfaceErrorAction;
 155
 156 typedef struct DriveInfo {
 157     BlockDriverState *bdrv;
 158     BlockInterfaceType type;
 159     int bus;
 160     int unit;
 161     int used;
 162     int drive_opt_idx;
 163     BlockInterfaceErrorAction onerror;
 164     char serial[21];
 165 } DriveInfo;
 166
 167 #define MAX_IDE_DEVS    2
 168 #define MAX_SCSI_DEVS   7
 169 #define MAX_DRIVES 32
 170
 171 extern int nb_drives;
 172 extern DriveInfo drives_table[MAX_DRIVES+1];
 173
 174 extern int drive_get_index(BlockInterfaceType type, int bus, int unit);
 175 extern int drive_get_max_bus(BlockInterfaceType type);
 176 extern void drive_uninit(BlockDriverState *bdrv);
 177 extern void drive_remove(int index);
 178 extern const char *drive_get_serial(BlockDriverState *bdrv);
 179 extern BlockInterfaceErrorAction drive_get_onerror(BlockDriverState *bdrv);
 180
 181 BlockDriverState *qdev_init_bdrv(DeviceState *dev, BlockInterfaceType type);
 182
 183 struct drive_opt {
 184     const char *file;
 185     char opt[1024];
 186     int used;
 187 };
 188
 189 extern struct drive_opt drives_opt[MAX_DRIVES];
 190 extern int nb_drives_opt;
 191
 192 extern int drive_add(const char *file, const char *fmt, ...);
 193 extern int drive_init(struct drive_opt *arg, int snapshot, void *machine);
 194
 195 /* acpi */
 196 void qemu_system_hot_add_init(void);
 197 void qemu_system_device_hot_add(int pcibus, int slot, int state);
 198
 199 /* device-hotplug */
 200
 201 typedef int (dev_match_fn)(void *dev_private, void *arg);
 202
 203 int add_init_drive(const char *opts);
 204 void destroy_nic(dev_match_fn *match_fn, void *arg);
 205 void destroy_bdrvs(dev_match_fn *match_fn, void *arg);
 206
 207 /* pci-hotplug */
 208 void pci_device_hot_add(Monitor *mon, const char *pci_addr, const char *type,
 209                         const char *opts);
 210 void drive_hot_add(Monitor *mon, const char *pci_addr, const char *opts);
 211 void pci_device_hot_remove(Monitor *mon, const char *pci_addr);
 212 void pci_device_hot_remove_success(int pcibus, int slot);
 213
 214 /* serial ports */
 215
 216 #define MAX_SERIAL_PORTS 4
 217
 218 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 219
 220 /* parallel ports */
 221
 222 #define MAX_PARALLEL_PORTS 3
 223
 224 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 225
 226 /* virtio consoles */
 227
 228 #define MAX_VIRTIO_CONSOLES 1
 229
 230 extern CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
 231
 232 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 233
 234 #ifdef NEED_CPU_H
 235 /* loader.c */
 236 int get_image_size(const char *filename);
 237 int load_image(const char *filename, uint8_t *addr); /* deprecated */
 238 int load_image_targphys(const char *filename, target_phys_addr_t, int max_sz);
 239 int load_elf(const char *filename, int64_t address_offset,
 240              uint64_t *pentry, uint64_t *lowaddr, uint64_t *highaddr);
 241 int load_aout(const char *filename, target_phys_addr_t addr, int max_sz);
 242 int load_uimage(const char *filename, target_ulong *ep, target_ulong *loadaddr,
 243                 int *is_linux);
 244
 245 int fread_targphys(target_phys_addr_t dst_addr, size_t nbytes, FILE *f);
 246 int fread_targphys_ok(target_phys_addr_t dst_addr, size_t nbytes, FILE *f);
 247 int read_targphys(int fd, target_phys_addr_t dst_addr, size_t nbytes);
 248 void pstrcpy_targphys(target_phys_addr_t dest, int buf_size,
 249                       const char *source);
 250 #endif
 251
 252 #ifdef HAS_AUDIO
 253 struct soundhw {
 254     const char *name;
 255     const char *descr;
 256     int enabled;
 257     int isa;
 258     union {
 259         int (*init_isa) (qemu_irq *pic);
 260         int (*init_pci) (PCIBus *bus);
 261     } init;
 262 };
 263
 264 extern struct soundhw soundhw[];
 265 #endif
 266
 267 void do_usb_add(Monitor *mon, const char *devname);
 268 void do_usb_del(Monitor *mon, const char *devname);
 269 void usb_info(Monitor *mon);
 270
 271 int get_param_value(char *buf, int buf_size,
 272                     const char *tag, const char *str);
 273 int check_params(char *buf, int buf_size,
 274                  const char * const *params, const char *str);
 275
 276 void register_devices(void);
 277
 278 #endif