Home | History | Annotate | Download | only in qemu
      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 no_virtio_balloon;
    120 extern int smp_cpus;
    121 extern int cursor_hide;
    122 extern int graphic_rotate;
    123 extern int no_quit;
    124 extern int semihosting_enabled;
    125 extern int old_param;
    126 
    127 #ifdef CONFIG_KQEMU
    128 extern int kqemu_allowed;
    129 #endif
    130 
    131 #define MAX_NODES 64
    132 extern int nb_numa_nodes;
    133 extern uint64_t node_mem[MAX_NODES];
    134 
    135 #define MAX_OPTION_ROMS 16
    136 extern const char *option_rom[MAX_OPTION_ROMS];
    137 extern int nb_option_roms;
    138 
    139 #ifdef NEED_CPU_H
    140 #if defined(TARGET_SPARC) || defined(TARGET_PPC)
    141 #define MAX_PROM_ENVS 128
    142 extern const char *prom_envs[MAX_PROM_ENVS];
    143 extern unsigned int nb_prom_envs;
    144 #endif
    145 #endif
    146 
    147 typedef enum {
    148     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
    149     IF_COUNT
    150 } BlockInterfaceType;
    151 
    152 typedef enum {
    153     BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
    154     BLOCK_ERR_STOP_ANY
    155 } BlockInterfaceErrorAction;
    156 
    157 typedef struct DriveInfo {
    158     BlockDriverState *bdrv;
    159     BlockInterfaceType type;
    160     int bus;
    161     int unit;
    162     int used;
    163     int drive_opt_idx;
    164     BlockInterfaceErrorAction onerror;
    165     char serial[21];
    166 } DriveInfo;
    167 
    168 #define MAX_IDE_DEVS	2
    169 #define MAX_SCSI_DEVS	7
    170 #define MAX_DRIVES 32
    171 
    172 extern int nb_drives;
    173 extern DriveInfo drives_table[MAX_DRIVES+1];
    174 
    175 extern int drive_get_index(BlockInterfaceType type, int bus, int unit);
    176 extern int drive_get_max_bus(BlockInterfaceType type);
    177 extern void drive_uninit(BlockDriverState *bdrv);
    178 extern void drive_remove(int index);
    179 extern const char *drive_get_serial(BlockDriverState *bdrv);
    180 extern BlockInterfaceErrorAction drive_get_onerror(BlockDriverState *bdrv);
    181 
    182 BlockDriverState *qdev_init_bdrv(DeviceState *dev, BlockInterfaceType type);
    183 
    184 struct drive_opt {
    185     const char *file;
    186     char opt[1024];
    187     int used;
    188 };
    189 
    190 extern struct drive_opt drives_opt[MAX_DRIVES];
    191 extern int nb_drives_opt;
    192 
    193 extern int drive_add(const char *file, const char *fmt, ...);
    194 extern int drive_init(struct drive_opt *arg, int snapshot, void *machine);
    195 
    196 /* acpi */
    197 void qemu_system_hot_add_init(void);
    198 void qemu_system_device_hot_add(int pcibus, int slot, int state);
    199 
    200 /* device-hotplug */
    201 
    202 typedef int (dev_match_fn)(void *dev_private, void *arg);
    203 
    204 int add_init_drive(const char *opts);
    205 void destroy_nic(dev_match_fn *match_fn, void *arg);
    206 void destroy_bdrvs(dev_match_fn *match_fn, void *arg);
    207 
    208 /* pci-hotplug */
    209 void pci_device_hot_add(Monitor *mon, const char *pci_addr, const char *type,
    210                         const char *opts);
    211 void drive_hot_add(Monitor *mon, const char *pci_addr, const char *opts);
    212 void pci_device_hot_remove(Monitor *mon, const char *pci_addr);
    213 void pci_device_hot_remove_success(int pcibus, int slot);
    214 
    215 /* serial ports */
    216 
    217 #define MAX_SERIAL_PORTS 4
    218 
    219 extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
    220 
    221 /* parallel ports */
    222 
    223 #define MAX_PARALLEL_PORTS 3
    224 
    225 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
    226 
    227 /* virtio consoles */
    228 
    229 #define MAX_VIRTIO_CONSOLES 1
    230 
    231 extern CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
    232 
    233 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
    234 
    235 #ifdef NEED_CPU_H
    236 /* loader.c */
    237 int get_image_size(const char *filename);
    238 int load_image(const char *filename, uint8_t *addr); /* deprecated */
    239 int load_image_targphys(const char *filename, target_phys_addr_t, int max_sz);
    240 int load_elf(const char *filename, int64_t address_offset,
    241              uint64_t *pentry, uint64_t *lowaddr, uint64_t *highaddr);
    242 int load_aout(const char *filename, target_phys_addr_t addr, int max_sz);
    243 int load_uimage(const char *filename, target_ulong *ep, target_ulong *loadaddr,
    244                 int *is_linux);
    245 
    246 int fread_targphys(target_phys_addr_t dst_addr, size_t nbytes, FILE *f);
    247 int fread_targphys_ok(target_phys_addr_t dst_addr, size_t nbytes, FILE *f);
    248 int read_targphys(int fd, target_phys_addr_t dst_addr, size_t nbytes);
    249 void pstrcpy_targphys(target_phys_addr_t dest, int buf_size,
    250                       const char *source);
    251 #endif
    252 
    253 #ifdef HAS_AUDIO
    254 struct soundhw {
    255     const char *name;
    256     const char *descr;
    257     int enabled;
    258     int isa;
    259     union {
    260         int (*init_isa) (qemu_irq *pic);
    261         int (*init_pci) (PCIBus *bus);
    262     } init;
    263 };
    264 
    265 extern struct soundhw soundhw[];
    266 #endif
    267 
    268 void do_usb_add(Monitor *mon, const char *devname);
    269 void do_usb_del(Monitor *mon, const char *devname);
    270 void usb_info(Monitor *mon);
    271 
    272 int get_param_value(char *buf, int buf_size,
    273                     const char *tag, const char *str);
    274 int check_params(char *buf, int buf_size,
    275                  const char * const *params, const char *str);
    276 
    277 void register_devices(void);
    278 
    279 #endif
    280