struct v3_device_ops;
+typedef void * v3_dev_data_t;
+
+struct vm_device;
struct vm_device {
char name[32];
struct list_head net_list;
struct hashtable * net_table;
- struct list_head console_list;
- struct hashtable * console_table;
+ struct list_head char_list;
+ struct hashtable * char_table;
+
+ struct list_head cons_list;
+ struct hashtable * cons_table;
};
int v3_create_device(struct v3_vm_info * vm, const char * dev_name, v3_cfg_tree_t * cfg);
-
-void v3_free_device(struct vm_device * dev);
-
-
struct vm_device * v3_find_dev(struct v3_vm_info * info, const char * dev_name);
int v3_init_dev_mgr(struct v3_vm_info * vm);
-int v3_dev_mgr_deinit(struct v3_vm_info * vm);
-
-
+int v3_deinit_dev_mgr(struct v3_vm_info * vm);
+int v3_free_vm_devices(struct v3_vm_info * vm);
-int v3_init_devices();
-struct v3_device_ops {
- int (*free)(struct vm_device *dev);
- int (*reset)(struct vm_device *dev);
+int V3_init_devices();
+int V3_deinit_devices();
- int (*start)(struct vm_device *dev);
- int (*stop)(struct vm_device *dev);
+struct v3_device_ops {
+ int (*free)(void * private_data);
//int (*save)(struct vm_device *dev, struct *iostream);
//int (*restore)(struct vm_device *dev, struct *iostream);
-int v3_dev_hook_io(struct vm_device *dev,
+int v3_dev_hook_io(struct vm_device * dev,
ushort_t port,
- int (*read)(struct guest_info * core, ushort_t port, void * dst, uint_t length, struct vm_device * dev),
- int (*write)(struct guest_info * core, ushort_t port, void * src, uint_t length, struct vm_device * dev));
+ int (*read)(struct guest_info * core, ushort_t port, void * dst, uint_t length, void * priv_data),
+ int (*write)(struct guest_info * core, ushort_t port, void * src, uint_t length, void * priv_data));
-int v3_dev_unhook_io(struct vm_device *dev,
+int v3_dev_unhook_io(struct vm_device * dev,
ushort_t port);
+
+struct vm_device * v3_add_device(struct v3_vm_info * vm, char * name,
+ struct v3_device_ops * ops, void * private_data);
+int v3_remove_device(struct vm_device * dev);
+
+
int v3_attach_device(struct v3_vm_info * vm, struct vm_device * dev);
int v3_detach_device(struct vm_device * dev);
-
struct vm_device * v3_allocate_device(char * name, struct v3_device_ops * ops, void * private_data);
};
struct v3_dev_net_ops {
- int (*send)(uint8_t * buf, uint32_t count, void * private_data, struct vm_device *dest_dev);
-
- // This will be filled in by the frontend when a backend is connected.
- // The backend then calls this function for packet RX
- int (*recv)(uint8_t * buf, uint32_t count, void * private_data);
- void * frontend_data;
+ /* Backend implemented functions */
+ int (*send)(uint8_t * buf, uint32_t count, void * private_data);
+ void (*start_rx)(void * back_data);
+ void (*stop_rx)(void * back_data);
+
+ /* Frontend implemented functions */
+ int (*recv)(uint8_t * buf, uint32_t count, void * frnt_data);
+ void (*poll)(struct v3_vm_info * vm, void * frnt_data);
+ void (*start_tx)(void * frnt_data);
+ void (*stop_tx)(void * frnt_data);
+
+ /* This is ugly... */
+ void * frontend_data;
};
struct v3_dev_console_ops {
+ int (*update_screen)(uint_t x, uint_t y, uint_t length, uint8_t * fb_data, void * private_data);
+ int (*update_cursor)(uint_t x, uint_t y, void * private_data);
+ int (*scroll)(int rows, void * private_data);
+ /* frontend implemented functions */
+ int (*get_screen)(uint_t x, uint_t y, uint_t length, void * frontend_data);
+ void * push_fn_arg;
};
+struct v3_dev_char_ops {
+ /* Backend implemented functions */
+ int (*write)(uint8_t * buf, uint64_t len, void * private_data);
+ // int (*read)(uint8_t * buf, uint64_t len, void * private_data);
+
+ /* Frontend Implemented functions */
+ int (*push)(struct v3_vm_info * vm, uint8_t * buf, uint64_t len, void * private_data);
+};
+
+
int v3_dev_add_blk_frontend(struct v3_vm_info * vm,
char * name,
int (*connect)(struct v3_vm_info * vm,
void * private_data);
+
+
+int v3_dev_add_console_frontend(struct v3_vm_info * vm,
+ char * name,
+ int (*connect)(struct v3_vm_info * vm,
+ void * frontend_data,
+ struct v3_dev_console_ops * ops,
+ v3_cfg_tree_t * cfg,
+ void * private_data),
+ void * priv_data);
+
+int v3_dev_connect_console(struct v3_vm_info * vm,
+ char * frontend_name,
+ struct v3_dev_console_ops * ops,
+ v3_cfg_tree_t * cfg,
+ void * private_data);
+
+
+
+int v3_dev_add_char_frontend(struct v3_vm_info * vm,
+ char * name,
+ int (*connect)(struct v3_vm_info * vm,
+ void * frontend_data,
+ struct v3_dev_char_ops * ops,
+ v3_cfg_tree_t * cfg,
+ void * private_data,
+ void ** push_fn_arg),
+ void * priv_data);
+
+int v3_dev_connect_char(struct v3_vm_info * vm,
+ char * frontend_name,
+ struct v3_dev_char_ops * ops,
+ v3_cfg_tree_t * cfg,
+ void * private_data,
+ void ** push_fn_arg);
+
+
#endif // ! __V3VEE__
#endif