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 extern const char *bios_dir;
  14
  15 extern int vm_running;
  16 extern const char *qemu_name;
  17 extern uint8_t qemu_uuid[];
  18 int qemu_uuid_parse(const char *str, uint8_t *uuid);
  19 #define UUID_FMT "%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
  20
  21 typedef struct vm_change_state_entry VMChangeStateEntry;
  22 typedef void VMChangeStateHandler(void *opaque, int running, int reason);
  23
  24 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
  25                                                      void *opaque);
  26 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
  27
  28 void vm_start(void);
  29 void vm_stop(int reason);
  30
  31 int64_t cpu_get_ticks(void);
  32 void cpu_enable_ticks(void);
  33 void cpu_disable_ticks(void);
  34
  35 void qemu_system_reset_request(void);
  36 void qemu_system_shutdown_request(void);
  37 void qemu_system_powerdown_request(void);
  38 int qemu_shutdown_requested(void);
  39 int qemu_reset_requested(void);
  40 int qemu_powerdown_requested(void);
  41 #if !defined(TARGET_SPARC) && !defined(TARGET_I386)
  42 // Please implement a power failure function to signal the OS
  43 #define qemu_system_powerdown() do{}while(0)
  44 #else
  45 void qemu_system_powerdown(void);
  46 #endif
  47 void qemu_system_reset(void);
  48
  49 void do_savevm(Monitor *mon, const char *name);
  50 void do_loadvm(Monitor *mon, const char *name);
  51 void do_delvm(Monitor *mon, const char *name);
  52 void do_info_snapshots(Monitor *mon);
  53
  54 void qemu_announce_self(void);
  55
  56 void main_loop_wait(int timeout);
  57
  58 int qemu_savevm_state_begin(QEMUFile *f);
  59 int qemu_savevm_state_iterate(QEMUFile *f);
  60 int qemu_savevm_state_complete(QEMUFile *f);
  61 int qemu_savevm_state(QEMUFile *f);
  62 int qemu_loadvm_state(QEMUFile *f);
  63
  64 #ifdef _WIN32
  65 /* Polling handling */
  66
  67 /* return TRUE if no sleep should be done afterwards */
  68 typedef int PollingFunc(void *opaque);
  69
  70 int qemu_add_polling_cb(PollingFunc *func, void *opaque);
  71 void qemu_del_polling_cb(PollingFunc *func, void *opaque);
  72
  73 /* Wait objects handling */
  74 typedef void WaitObjectFunc(void *opaque);
  75
  76 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  77 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
  78 #endif
  79
  80 /* TAP win32 */
  81 int tap_win32_init(VLANState *vlan, const char *model,
  82                    const char *name, const char *ifname);
  83
  84 /* SLIRP */
  85 void do_info_slirp(Monitor *mon);
  86
  87 extern int bios_size;
  88 extern int cirrus_vga_enabled;
  89 extern int std_vga_enabled;
  90 extern int vmsvga_enabled;
  91 extern int graphic_width;
  92 extern int graphic_height;
  93 extern int graphic_depth;
  94 extern int nographic;
  95 extern const char *keyboard_layout;
  96 extern int win2k_install_hack;
  97 extern int rtc_td_hack;
  98 extern int alt_grab;
  99 extern int usb_enabled;
 100 extern int smp_cpus;
 101 extern int cursor_hide;
 102 extern int graphic_rotate;
 103 extern int no_quit;
 104 extern int semihosting_enabled;
 105 extern int old_param;
 106
 107 #ifdef USE_KQEMU
 108 extern int kqemu_allowed;
 109 #endif
 110
 111 #define MAX_OPTION_ROMS 16
 112 extern const char *option_rom[MAX_OPTION_ROMS];
 113 extern int nb_option_roms;
 114
 115 #if defined(TARGET_SPARC) || defined(TARGET_PPC)
 116 #define MAX_PROM_ENVS 128
 117 extern const char *prom_envs[MAX_PROM_ENVS];
 118 extern unsigned int nb_prom_envs;
 119 #endif
 120
 121 #if defined (TARGET_PPC)
 122 #define BIOS_SIZE (1024 * 1024)
 123 #elif defined (TARGET_SPARC64)
 124 #define BIOS_SIZE ((512 + 32) * 1024)
 125 #elif defined(TARGET_MIPS)
 126 #define BIOS_SIZE (4 * 1024 * 1024)
 127 #endif
 128
 129 typedef enum {
 130     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO
 131 } BlockInterfaceType;
 132
 133 typedef enum {
 134     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
 135     BLOCK_ERR_STOP_ANY
 136 } BlockInterfaceErrorAction;
 137
 138 typedef struct DriveInfo {
 139     BlockDriverState *bdrv;
 140     BlockInterfaceType type;
 141     int bus;
 142     int unit;
 143     int used;
 144     int drive_opt_idx;
 145     BlockInterfaceErrorAction onerror;
 146     char serial[21];
 147 } DriveInfo;
 148
 149 #define MAX_IDE_DEVS    2
 150 #define MAX_SCSI_DEVS   7
 151 #define MAX_DRIVES 32
 152
 153 extern int nb_drives;
 154 extern DriveInfo drives_table[MAX_DRIVES+1];
 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(void);
 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(Monitor *mon, const char *pci_addr, const char *type,
 189                         const char *opts);
 190 void drive_hot_add(Monitor *mon, const char *pci_addr, const char *opts);
 191 void pci_device_hot_remove(Monitor *mon, 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(Monitor *mon, const char *devname);
 248 void do_usb_del(Monitor *mon, const char *devname);
 249 void usb_info(Monitor *mon);
 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