EFI_GUID(0xe61d73b9, 0xa384, 0x4acc, \
0xae, 0xab, 0x82, 0xe8, 0x28, 0xf3, 0x62, 0x8b)
+/* Root node */
+extern efi_handle_t efi_root;
+
int __efi_entry_check(void);
int __efi_exit_check(void);
const char *__efi_nesting(void);
/* Implementation of the EFI_UNICODE_COLLATION_PROTOCOL */
extern const struct efi_unicode_collation_protocol
efi_unicode_collation_protocol;
+extern const struct efi_hii_config_routing_protocol efi_hii_config_routing;
+extern const struct efi_hii_config_access_protocol efi_hii_config_access;
extern const struct efi_hii_database_protocol efi_hii_database;
extern const struct efi_hii_string_protocol efi_hii_string;
/* GUID of the device tree table */
extern const efi_guid_t efi_guid_fdt;
extern const efi_guid_t efi_guid_loaded_image;
+extern const efi_guid_t efi_guid_loaded_image_device_path;
extern const efi_guid_t efi_guid_device_path_to_text_protocol;
extern const efi_guid_t efi_simple_file_system_protocol_guid;
extern const efi_guid_t efi_file_info_guid;
extern const efi_guid_t efi_guid_device_path_utilities_protocol;
/* GUID of the Unicode collation protocol */
extern const efi_guid_t efi_guid_unicode_collation_protocol;
+extern const efi_guid_t efi_guid_hii_config_routing_protocol;
+extern const efi_guid_t efi_guid_hii_config_access_protocol;
extern const efi_guid_t efi_guid_hii_database_protocol;
extern const efi_guid_t efi_guid_hii_string_protocol;
};
/**
+ * enum efi_object_type - type of EFI object
+ *
+ * In UnloadImage we must be able to identify if the handle relates to a
+ * started image.
+ */
+enum efi_object_type {
+ EFI_OBJECT_TYPE_UNDEFINED = 0,
+ EFI_OBJECT_TYPE_U_BOOT_FIRMWARE,
+ EFI_OBJECT_TYPE_LOADED_IMAGE,
+ EFI_OBJECT_TYPE_STARTED_IMAGE,
+};
+
+/**
* struct efi_object - dereferenced EFI handle
*
* @link: pointers to put the handle into a linked list
struct list_head link;
/* The list of protocols */
struct list_head protocols;
+ enum efi_object_type type;
};
/**
* struct efi_loaded_image_obj - handle of a loaded image
*
* @header: EFI object header
- * @reloc_base: base address for the relocated image
- * @reloc_size: size of the relocated image
+ * @exit_status: exit status passed to Exit()
+ * @exit_data_size: exit data size passed to Exit()
+ * @exit_data: exit data passed to Exit()
* @exit_jmp: long jump buffer for returning form started image
* @entry: entry address of the relocated image
*/
struct efi_loaded_image_obj {
struct efi_object header;
- void *reloc_base;
- aligned_u64 reloc_size;
efi_status_t exit_status;
+ efi_uintn_t *exit_data_size;
+ u16 **exit_data;
struct jmp_buf_data exit_jmp;
EFIAPI efi_status_t (*entry)(efi_handle_t image_handle,
struct efi_system_table *st);
+ u16 image_type;
};
/**
/* List of all events */
extern struct list_head efi_events;
+/**
+ * efi_register_notify_event - event registered by RegisterProtocolNotify()
+ *
+ * The address of this structure serves as registration value.
+ *
+ * @link: link to list of all registered events
+ * @event: registered event. The same event may registered for
+ * multiple GUIDs.
+ * @protocol: protocol for which the event is registered
+ */
+struct efi_register_notify_event {
+ struct list_head link;
+ struct efi_event *event;
+ efi_guid_t protocol;
+};
+
+/* List of all events registered by RegisterProtocolNotify() */
+extern struct list_head efi_register_notify_events;
+
/* Initialize efi execution environment */
efi_status_t efi_init_obj_list(void);
/* Called by bootefi to initialize root node */
/* Called from places to check whether a timer expired */
void efi_timer_check(void);
/* PE loader implementation */
-void *efi_load_pe(struct efi_loaded_image_obj *handle, void *efi,
- struct efi_loaded_image *loaded_image_info);
+efi_status_t efi_load_pe(struct efi_loaded_image_obj *handle, void *efi,
+ struct efi_loaded_image *loaded_image_info);
/* Called once to store the pristine gd pointer */
void efi_save_gd(void);
/* Special case handler for error/abort that just tries to dtrt to get
void efi_delete_handle(efi_handle_t obj);
/* Call this to validate a handle and find the EFI object for it */
struct efi_object *efi_search_obj(const efi_handle_t handle);
+/* Load image */
+efi_status_t EFIAPI efi_load_image(bool boot_policy,
+ efi_handle_t parent_image,
+ struct efi_device_path *file_path,
+ void *source_buffer,
+ efi_uintn_t source_size,
+ efi_handle_t *image_handle);
+/* Start image */
+efi_status_t EFIAPI efi_start_image(efi_handle_t image_handle,
+ efi_uintn_t *exit_data_size,
+ u16 **exit_data);
+/* Unload image */
+efi_status_t EFIAPI efi_unload_image(efi_handle_t image_handle);
/* Find a protocol on a handle */
efi_status_t efi_search_protocol(const efi_handle_t handle,
const efi_guid_t *protocol_guid,
void *protocol_interface);
/* Delete all protocols from a handle */
efi_status_t efi_remove_all_protocols(const efi_handle_t handle);
+/* Install multiple protocol interfaces */
+efi_status_t EFIAPI efi_install_multiple_protocol_interfaces
+ (efi_handle_t *handle, ...);
/* Call this to create an event */
efi_status_t efi_create_event(uint32_t type, efi_uintn_t notify_tpl,
void (EFIAPI *notify_function) (
struct efi_device_path *file_path,
struct efi_loaded_image_obj **handle_ptr,
struct efi_loaded_image **info_ptr);
-efi_status_t efi_load_image_from_path(struct efi_device_path *file_path,
- void **buffer);
/* Print information about all loaded images */
void efi_print_image_infos(void *pc);
u16 file_path_length;
u16 *label;
struct efi_device_path *file_path;
- u8 *optional_data;
+ const u8 *optional_data;
};
void efi_deserialize_load_option(struct efi_load_option *lo, u8 *data);
unsigned long efi_serialize_load_option(struct efi_load_option *lo, u8 **data);
-void *efi_bootmgr_load(struct efi_device_path **device_path,
- struct efi_device_path **file_path);
+efi_status_t efi_bootmgr_load(efi_handle_t *handle);
#else /* CONFIG_IS_ENABLED(EFI_LOADER) */