extern struct efi_runtime_services efi_runtime_services;
extern struct efi_system_table systab;
-extern const struct efi_simple_text_output_protocol efi_con_out;
+extern struct efi_simple_text_output_protocol efi_con_out;
extern struct efi_simple_input_interface efi_con_in;
-extern const struct efi_console_control_protocol efi_console_control;
+extern struct efi_console_control_protocol efi_console_control;
extern const struct efi_device_path_to_text_protocol efi_device_path_to_text;
uint16_t *efi_dp_str(struct efi_device_path *dp);
* interface (usually a struct with callback functions), this struct maps the
* protocol GUID to the respective protocol interface */
struct efi_handler {
+ /* Link to the list of protocols of a handle */
+ struct list_head link;
const efi_guid_t *guid;
void *protocol_interface;
};
struct efi_object {
/* Every UEFI object is part of a global object list */
struct list_head link;
- /* We support up to 16 "protocols" an object can be accessed through */
- struct efi_handler protocols[16];
+ /* The list of protocols */
+ struct list_head protocols;
/* The object spawner can either use this for data or as identifier */
void *handle;
};
-#define EFI_PROTOCOL_OBJECT(_guid, _protocol) (struct efi_object){ \
- .protocols = {{ \
- .guid = &(_guid), \
- .protocol_interface = (void *)(_protocol), \
- }}, \
- .handle = (void *)(_protocol), \
-}
-
/**
* struct efi_event
*
void efi_runtime_relocate(ulong offset, struct efi_mem_desc *map);
/* Call this to set the current device name */
void efi_set_bootdev(const char *dev, const char *devnr, const char *path);
+/* Add a new object to the object list. */
+void efi_add_handle(struct efi_object *obj);
/* Create handle */
efi_status_t efi_create_handle(void **handle);
/* Call this to validate a handle and find the EFI object for it */
-struct efi_object *efi_search_obj(void *handle);
+struct efi_object *efi_search_obj(const void *handle);
+/* Find a protocol on a handle */
+efi_status_t efi_search_protocol(const void *handle,
+ const efi_guid_t *protocol_guid,
+ struct efi_handler **handler);
+/* Install new protocol on a handle */
+efi_status_t efi_add_protocol(const void *handle, const efi_guid_t *protocol,
+ void *protocol_interface);
+/* Delete protocol from a handle */
+efi_status_t efi_remove_protocol(const void *handle, const efi_guid_t *protocol,
+ void *protocol_interface);
+/* Delete all protocols from a handle */
+efi_status_t efi_remove_all_protocols(const void *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) (