diff options
Diffstat (limited to 'include/efi_loader.h')
| -rw-r--r-- | include/efi_loader.h | 49 |
1 files changed, 44 insertions, 5 deletions
diff --git a/include/efi_loader.h b/include/efi_loader.h index f7bf732827..07ef14ba1c 100644 --- a/include/efi_loader.h +++ b/include/efi_loader.h @@ -25,6 +25,9 @@ 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); @@ -177,6 +180,19 @@ struct efi_handler { }; /** + * 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 @@ -198,21 +214,28 @@ struct efi_object { 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 + * @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; 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; }; /** @@ -249,6 +272,25 @@ extern struct list_head efi_obj_list; /* 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 */ @@ -409,8 +451,6 @@ efi_status_t efi_setup_loaded_image(struct efi_device_path *device_path, 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, efi_uintn_t *size); /* Print information about all loaded images */ void efi_print_image_infos(void *pc); @@ -559,13 +599,12 @@ struct efi_load_option { 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) */ |