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