#include <part_efi.h>
#include <efi_api.h>
+static inline int guidcmp(const void *g1, const void *g2)
+{
+ return memcmp(g1, g2, sizeof(efi_guid_t));
+}
+
/* No need for efi loader support in SPL */
#if CONFIG_IS_ENABLED(EFI_LOADER)
#define U_BOOT_GUID \
EFI_GUID(0xe61d73b9, 0xa384, 0x4acc, \
0xae, 0xab, 0x82, 0xe8, 0x28, 0xf3, 0x62, 0x8b)
+/* GUID used as host device on sandbox */
+#define U_BOOT_HOST_DEV_GUID \
+ EFI_GUID(0xbbe4e671, 0x5773, 0x4ea1, \
+ 0x9a, 0xab, 0x3a, 0x7d, 0xbf, 0x40, 0xc4, 0x82)
+
+/* Root node */
+extern efi_handle_t efi_root;
int __efi_entry_check(void);
int __efi_exit_check(void);
/* implementation of the EFI_DEVICE_PATH_UTILITIES_PROTOCOL */
extern const struct efi_device_path_utilities_protocol
efi_device_path_utilities;
-/* Implementation of the EFI_UNICODE_COLLATION_PROTOCOL */
+/* deprecated version of the EFI_UNICODE_COLLATION_PROTOCOL */
extern const struct efi_unicode_collation_protocol
efi_unicode_collation_protocol;
+/* current version of the EFI_UNICODE_COLLATION_PROTOCOL */
+extern const struct efi_unicode_collation_protocol
+ efi_unicode_collation_protocol2;
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;
/* GUID of the U-Boot root node */
extern const efi_guid_t efi_u_boot_guid;
+#ifdef CONFIG_SANDBOX
+/* GUID of U-Boot host device on sandbox */
+extern const efi_guid_t efi_guid_host_dev;
+#endif
/* GUID of the EFI_BLOCK_IO_PROTOCOL */
extern const efi_guid_t efi_block_io_guid;
extern const efi_guid_t efi_global_variable_guid;
/* GUID for file system information */
extern const efi_guid_t efi_file_system_info_guid;
extern const efi_guid_t efi_guid_device_path_utilities_protocol;
-/* GUID of the Unicode collation protocol */
+/* GUID of the deprecated Unicode collation protocol */
extern const efi_guid_t efi_guid_unicode_collation_protocol;
+/* GUID of the Unicode collation protocol */
+extern const efi_guid_t efi_guid_unicode_collation_protocol2;
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 unsigned int __efi_runtime_start, __efi_runtime_stop;
extern unsigned int __efi_runtime_rel_start, __efi_runtime_rel_stop;
-/*
+/**
+ * struct efi_open_protocol_info_item - open protocol info item
+ *
* When a protocol is opened a open protocol info entry is created.
* These are maintained in a list.
+ *
+ * @link: link to the list of open protocol info entries of a protocol
+ * @info: information about the opening of a protocol
*/
struct efi_open_protocol_info_item {
- /* Link to the list of open protocol info entries of a protocol */
struct list_head link;
struct efi_open_protocol_info_entry info;
};
-/*
+/**
+ * struct efi_handler - single protocol interface of a handle
+ *
* When the UEFI payload wants to open a protocol on an object to get its
* interface (usually a struct with callback functions), this struct maps the
* protocol GUID to the respective protocol interface
+ *
+ * @link: link to the list of protocols of a handle
+ * @guid: GUID of the protocol
+ * @protocol_interface: protocol interface
+ * @open_infos link to the list of open protocol info items
*/
struct efi_handler {
- /* Link to the list of protocols of a handle */
struct list_head link;
const efi_guid_t *guid;
void *protocol_interface;
- /* Link to the list of open protocol info items */
struct list_head open_infos;
};
+/**
+ * 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
*
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;
};
/**
* struct efi_event
*
* @link: Link to list of all events
+ * @queue_link: Link to the list of queued events
* @type: Type of event, see efi_create_event
* @notify_tpl: Task priority level of notifications
* @nofify_function: Function to call when the event is triggered
* @trigger_time: Period of the timer
* @trigger_next: Next time to trigger the timer
* @trigger_type: Type of timer, see efi_set_timer
- * @is_queued: The notification function is queued
* @is_signaled: The event occurred. The event is in the signaled state.
*/
struct efi_event {
struct list_head link;
+ struct list_head queue_link;
uint32_t type;
efi_uintn_t notify_tpl;
void (EFIAPI *notify_function)(struct efi_event *event, void *context);
u64 trigger_next;
u64 trigger_time;
enum efi_timer_delay trigger_type;
- bool is_queued;
bool is_signaled;
};
/* List of all events */
extern struct list_head efi_events;
+/**
+ * struct efi_protocol_notification - handle for notified protocol
+ *
+ * When a protocol interface is installed for which an event was registered with
+ * the RegisterProtocolNotify() service this structure is used to hold the
+ * handle on which the protocol interface was installed.
+ *
+ * @link: link to list of all handles notified for this event
+ * @handle: handle on which the notified protocol interface was installed
+ */
+struct efi_protocol_notification {
+ struct list_head link;
+ efi_handle_t handle;
+};
+
+/**
+ * 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
+ * @handles: linked list of all handles on which the notified protocol was
+ * installed
+ */
+struct efi_register_notify_event {
+ struct list_head link;
+ struct efi_event *event;
+ efi_guid_t protocol;
+ struct list_head handles;
+};
+
+/* 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);
+/* Initialize variable services */
+efi_status_t efi_init_variables(void);
+/* Notify ExitBootServices() is called */
+void efi_variables_boot_exit_notify(void);
/* Called by bootefi to initialize root node */
efi_status_t efi_root_node_register(void);
/* Called by bootefi to initialize runtime */
efi_status_t efi_initialize_system_table(void);
+/* efi_runtime_detach() - detach unimplemented runtime functions */
+void efi_runtime_detach(void);
/* Called by bootefi to make console interface available */
efi_status_t efi_console_register(void);
/* Called by bootefi to make all disk storage accessible as EFI objects */
efi_status_t efi_set_timer(struct efi_event *event, enum efi_timer_delay type,
uint64_t trigger_time);
/* Call this to signal an event */
-void efi_signal_event(struct efi_event *event, bool check_tpl);
+void efi_signal_event(struct efi_event *event);
/* open file system: */
struct efi_simple_file_system_protocol *efi_simple_file_system(
efi_uintn_t *descriptor_size,
uint32_t *descriptor_version);
/* Adds a range into the EFI memory map */
-uint64_t efi_add_memory_map(uint64_t start, uint64_t pages, int memory_type,
- bool overlap_only_ram);
+efi_status_t efi_add_memory_map(uint64_t start, uint64_t pages, int memory_type,
+ bool overlap_only_ram);
+/* Adds a conventional range into the EFI memory map */
+efi_status_t efi_add_conventional_memory_map(u64 ram_start, u64 ram_end,
+ u64 ram_top);
+
/* Called by board init to initialize the EFI drivers */
efi_status_t efi_driver_init(void);
/* Called by board init to initialize the EFI memory map */
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);
/* Check if a device path contains muliple instances */
bool efi_dp_is_multi_instance(const struct efi_device_path *dp);
-struct efi_device_path *efi_dp_from_dev(struct udevice *dev);
struct efi_device_path *efi_dp_from_part(struct blk_desc *desc, int part);
/* Create a device node for a block device partition. */
struct efi_device_path *efi_dp_part_node(struct blk_desc *desc, int part);
(((_dp)->type == DEVICE_PATH_TYPE_##_type) && \
((_dp)->sub_type == DEVICE_PATH_SUB_TYPE_##_subtype))
-/**
- * ascii2unicode() - convert ASCII string to UTF-16 string
- *
- * A zero terminated ASCII string is converted to a zero terminated UTF-16
- * string. The output buffer must be preassigned.
- *
- * @unicode: preassigned output buffer for UTF-16 string
- * @ascii: ASCII string to be converted
- */
-static inline void ascii2unicode(u16 *unicode, const char *ascii)
-{
- while (*ascii)
- *(unicode++) = *(ascii++);
- *unicode = 0;
-}
-
-static inline int guidcmp(const efi_guid_t *g1, const efi_guid_t *g2)
-{
- return memcmp(g1, g2, sizeof(efi_guid_t));
-}
-
/*
* Use these to indicate that your code / data should go into the EFI runtime
* section and thus still be available when the OS is running
#define __efi_runtime_data __attribute__ ((section (".data.efi_runtime")))
#define __efi_runtime __attribute__ ((section (".text.efi_runtime")))
+/* Indicate supported runtime services */
+efi_status_t efi_init_runtime_supported(void);
+
/* Update CRC32 in table header */
void __efi_runtime efi_update_table_header_crc32(struct efi_table_hdr *table);
struct efi_time *time,
struct efi_time_cap *capabilities);
+efi_status_t __efi_runtime EFIAPI efi_set_time(struct efi_time *time);
+
#ifdef CONFIG_CMD_BOOTEFI_SELFTEST
/*
* Entry point for the tests of the EFI API.
const efi_guid_t *vendor, u32 attributes,
efi_uintn_t data_size, const void *data);
+efi_status_t EFIAPI efi_query_variable_info(
+ u32 attributes, u64 *maximum_variable_storage_size,
+ u64 *remaining_variable_storage_size,
+ u64 *maximum_variable_size);
+
/*
* See section 3.1.3 in the v2.7 UEFI spec for more details on
* the layout of EFI_LOAD_OPTION. In short it is:
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) */
projects / J-u-boot.git / blobdiff