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 bios_size;
 108 extern int cirrus_vga_enabled;
 109 extern int std_vga_enabled;
 110 extern int vmsvga_enabled;
 111 extern int xenfb_enabled;
 112 extern int graphic_width;
 113 extern int graphic_height;
 114 extern int graphic_depth;
 115 extern DisplayType display_type;
 116 extern const char *keyboard_layout;
 117 extern int win2k_install_hack;
 118 extern int rtc_td_hack;
 119 extern int alt_grab;
 120 extern int usb_enabled;
 121 extern int virtio_balloon;
 122 extern const char *virtio_balloon_devaddr;
 123 extern int smp_cpus;
 124 extern int cursor_hide;
 125 extern int graphic_rotate;
 126 extern int no_quit;
 127 extern int semihosting_enabled;
 128 extern int old_param;
 129 extern int boot_menu;
 130
 131 #ifdef CONFIG_KQEMU
 132 extern int kqemu_allowed;
 133 #endif
 134
 135 #define MAX_NODES 64
 136 extern int nb_numa_nodes;
 137 extern uint64_t node_mem[MAX_NODES];
 138
 139 #define MAX_OPTION_ROMS 16
 140 extern const char *option_rom[MAX_OPTION_ROMS];
 141 extern int nb_option_roms;
 142
 143 #ifdef NEED_CPU_H
 144 #if defined(TARGET_SPARC) || defined(TARGET_PPC)
 145 #define MAX_PROM_ENVS 128
 146 extern const char *prom_envs[MAX_PROM_ENVS];
 147 extern unsigned int nb_prom_envs;
 148 #endif
 149 #endif
 150
 151 typedef enum {
 152     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
 153     IF_COUNT
 154 } BlockInterfaceType;
 155
 156 typedef enum {
 157     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
 158     BLOCK_ERR_STOP_ANY
 159 } BlockInterfaceErrorAction;
 160
 161 #define BLOCK_SERIAL_STRLEN 20
 162
 163 typedef struct DriveOpt {
 164     const char *file;
 165     char opt[1024];
 166     TAILQ_ENTRY(DriveOpt) next;
 167 } DriveOpt;
 168
 169 typedef struct DriveInfo {
 170     BlockDriverState *bdrv;
 171     char *id;
 172     const char *devaddr;
 173     BlockInterfaceType type;
 174     int bus;
 175     int unit;
 176     DriveOpt *opt;
 177     BlockInterfaceErrorAction onerror;
 178     char serial[BLOCK_SERIAL_STRLEN + 1];
 179     TAILQ_ENTRY(DriveInfo) next;
 180 } DriveInfo;
 181
 182 #define MAX_IDE_DEVS    2
 183 #define MAX_SCSI_DEVS   7
 184 #define MAX_DRIVES 32
 185
 186 extern TAILQ_HEAD(drivelist, DriveInfo) drives;
 187 extern TAILQ_HEAD(driveoptlist, DriveOpt) driveopts;
 188
 189 extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
 190 extern DriveInfo *drive_get_by_id(char *id);
 191 extern int drive_get_max_bus(BlockInterfaceType type);
 192 extern void drive_uninit(BlockDriverState *bdrv);
 193 extern void drive_remove(DriveOpt *opt);
 194 extern const char *drive_get_serial(BlockDriverState *bdrv);
 195 extern BlockInterfaceErrorAction drive_get_onerror(BlockDriverState *bdrv);
 196
 197 BlockDriverState *qdev_init_bdrv(DeviceState *dev, BlockInterfaceType type);
 198
 199 extern DriveOpt *drive_add(const char *file, const char *fmt, ...);
 200 extern DriveInfo *drive_init(DriveOpt *arg, int snapshot, void *machine,
 201                              int *fatal_error);
 202
 203 /* acpi */
 204 typedef void (*qemu_system_device_hot_add_t)(int pcibus, int slot, int state);
 205 void qemu_system_device_hot_add_register(qemu_system_device_hot_add_t callback);
 206 void qemu_system_device_hot_add(int pcibus, int slot, int state);
 207
 208 /* device-hotplug */
 209
 210 typedef int (dev_match_fn)(void *dev_private, void *arg);
 211
 212 DriveInfo *add_init_drive(const char *opts);
 213 void destroy_nic(dev_match_fn *match_fn, void *arg);
 214 void destroy_bdrvs(dev_match_fn *match_fn, void *arg);
 215
 216 /* pci-hotplug */
 217 void pci_device_hot_add(Monitor *mon, const char *pci_addr, const char *type,
 218                         const char *opts);
 219 void drive_hot_add(Monitor *mon, const char *pci_addr, const char *opts);
 220 void pci_device_hot_remove(Monitor *mon, const char *pci_addr);
 221 void pci_device_hot_remove_success(int pcibus, int slot);
 222
 223 /* serial ports */
 224
 225 #define MAX_SERIAL_PORTS 4
 226
 227 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 228
 229 /* parallel ports */
 230
 231 #define MAX_PARALLEL_PORTS 3
 232
 233 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 234
 235 /* virtio consoles */
 236
 237 #define MAX_VIRTIO_CONSOLES 1
 238
 239 extern CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
 240
 241 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 242
 243 #ifdef NEED_CPU_H
 244 /* loader.c */
 245 int get_image_size(const char *filename);
 246 int load_image(const char *filename, uint8_t *addr); /* deprecated */
 247 int load_image_targphys(const char *filename, target_phys_addr_t, int max_sz);
 248 int load_elf(const char *filename, int64_t address_offset,
 249              uint64_t *pentry, uint64_t *lowaddr, uint64_t *highaddr);
 250 int load_aout(const char *filename, target_phys_addr_t addr, int max_sz);
 251 int load_uimage(const char *filename, target_ulong *ep, target_ulong *loadaddr,
 252                 int *is_linux);
 253
 254 int fread_targphys(target_phys_addr_t dst_addr, size_t nbytes, FILE *f);
 255 int fread_targphys_ok(target_phys_addr_t dst_addr, size_t nbytes, FILE *f);
 256 int read_targphys(int fd, target_phys_addr_t dst_addr, size_t nbytes);
 257 void pstrcpy_targphys(target_phys_addr_t dest, int buf_size,
 258                       const char *source);
 259 #endif
 260
 261 #ifdef HAS_AUDIO
 262 struct soundhw {
 263     const char *name;
 264     const char *descr;
 265     int enabled;
 266     int isa;
 267     union {
 268         int (*init_isa) (qemu_irq *pic);
 269         int (*init_pci) (PCIBus *bus);
 270     } init;
 271 };
 272
 273 extern struct soundhw soundhw[];
 274 #endif
 275
 276 void do_usb_add(Monitor *mon, const char *devname);
 277 void do_usb_del(Monitor *mon, const char *devname);
 278 void usb_info(Monitor *mon);
 279
 280 void register_devices(void);
 281
 282 #endif