1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Extensible Firmware Interface
4 * Based on 'Extensible Firmware Interface Specification' version 0.9,
7 * Copyright (C) 1999 VA Linux Systems
8 * Copyright (C) 1999 Walt Drummond <drummond@valinux.com>
9 * Copyright (C) 1999, 2002-2003 Hewlett-Packard Co.
10 * David Mosberger-Tang <davidm@hpl.hp.com>
11 * Stephane Eranian <eranian@hpl.hp.com>
13 * From include/linux/efi.h in kernel 4.1 with some additions/subtractions
23 /* UEFI spec version 2.9 */
24 #define EFI_SPECIFICATION_VERSION (2 << 16 | 90)
26 /* Types and defines for EFI CreateEvent */
27 enum efi_timer_delay {
29 EFI_TIMER_PERIODIC = 1,
30 EFI_TIMER_RELATIVE = 2
33 typedef void *efi_hii_handle_t;
34 typedef u16 *efi_string_t;
35 typedef u16 efi_string_id_t;
36 typedef u32 efi_hii_font_style_t;
37 typedef u16 efi_question_id_t;
38 typedef u16 efi_image_id_t;
39 typedef u16 efi_form_id_t;
41 #define EVT_TIMER 0x80000000
42 #define EVT_RUNTIME 0x40000000
43 #define EVT_NOTIFY_WAIT 0x00000100
44 #define EVT_NOTIFY_SIGNAL 0x00000200
45 #define EVT_SIGNAL_EXIT_BOOT_SERVICES 0x00000201
46 #define EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE 0x60000202
48 #define TPL_APPLICATION 0x04
49 #define TPL_CALLBACK 0x08
50 #define TPL_NOTIFY 0x10
51 #define TPL_HIGH_LEVEL 0x1F
55 /* OsIndicationsSupported flags */
56 #define EFI_OS_INDICATIONS_BOOT_TO_FW_UI 0x0000000000000001
57 #define EFI_OS_INDICATIONS_TIMESTAMP_REVOCATION 0x0000000000000002
58 #define EFI_OS_INDICATIONS_FILE_CAPSULE_DELIVERY_SUPPORTED 0x0000000000000004
59 #define EFI_OS_INDICATIONS_FMP_CAPSULE_SUPPORTED 0x0000000000000008
60 #define EFI_OS_INDICATIONS_CAPSULE_RESULT_VAR_SUPPORTED 0x0000000000000010
61 #define EFI_OS_INDICATIONS_START_OS_RECOVERY 0x0000000000000020
62 #define EFI_OS_INDICATIONS_START_PLATFORM_RECOVERY 0x0000000000000040
63 #define EFI_OS_INDICATIONS_JSON_CONFIG_DATA_REFRESH 0x0000000000000080
65 /* EFI Boot Services table */
66 #define EFI_BOOT_SERVICES_SIGNATURE 0x56524553544f4f42
67 struct efi_boot_services {
68 struct efi_table_hdr hdr;
69 efi_status_t (EFIAPI *raise_tpl)(efi_uintn_t new_tpl);
70 void (EFIAPI *restore_tpl)(efi_uintn_t old_tpl);
72 efi_status_t (EFIAPI *allocate_pages)(int, int, efi_uintn_t,
73 efi_physical_addr_t *);
74 efi_status_t (EFIAPI *free_pages)(efi_physical_addr_t, efi_uintn_t);
75 efi_status_t (EFIAPI *get_memory_map)(efi_uintn_t *memory_map_size,
76 struct efi_mem_desc *desc,
78 efi_uintn_t *desc_size,
80 efi_status_t (EFIAPI *allocate_pool)(int, efi_uintn_t, void **);
81 efi_status_t (EFIAPI *free_pool)(void *);
83 efi_status_t (EFIAPI *create_event)(uint32_t type,
84 efi_uintn_t notify_tpl,
85 void (EFIAPI *notify_function) (
86 struct efi_event *event,
88 void *notify_context, struct efi_event **event);
89 efi_status_t (EFIAPI *set_timer)(struct efi_event *event,
90 enum efi_timer_delay type,
91 uint64_t trigger_time);
92 efi_status_t (EFIAPI *wait_for_event)(efi_uintn_t number_of_events,
93 struct efi_event **event,
95 efi_status_t (EFIAPI *signal_event)(struct efi_event *event);
96 efi_status_t (EFIAPI *close_event)(struct efi_event *event);
97 efi_status_t (EFIAPI *check_event)(struct efi_event *event);
98 #define EFI_NATIVE_INTERFACE 0x00000000
99 efi_status_t (EFIAPI *install_protocol_interface)(
100 efi_handle_t *handle, const efi_guid_t *protocol,
101 int protocol_interface_type, void *protocol_interface);
102 efi_status_t (EFIAPI *reinstall_protocol_interface)(
103 efi_handle_t handle, const efi_guid_t *protocol,
104 void *old_interface, void *new_interface);
105 efi_status_t (EFIAPI *uninstall_protocol_interface)(
106 efi_handle_t handle, const efi_guid_t *protocol,
107 void *protocol_interface);
108 efi_status_t (EFIAPI *handle_protocol)(
109 efi_handle_t handle, const efi_guid_t *protocol,
110 void **protocol_interface);
112 efi_status_t (EFIAPI *register_protocol_notify)(
113 const efi_guid_t *protocol, struct efi_event *event,
114 void **registration);
115 efi_status_t (EFIAPI *locate_handle)(
116 enum efi_locate_search_type search_type,
117 const efi_guid_t *protocol, void *search_key,
118 efi_uintn_t *buffer_size, efi_handle_t *buffer);
119 efi_status_t (EFIAPI *locate_device_path)(const efi_guid_t *protocol,
120 struct efi_device_path **device_path,
121 efi_handle_t *device);
122 efi_status_t (EFIAPI *install_configuration_table)(
123 const efi_guid_t *guid, void *table);
125 efi_status_t (EFIAPI *load_image)(bool boot_policiy,
126 efi_handle_t parent_image,
127 struct efi_device_path *file_path, void *source_buffer,
128 efi_uintn_t source_size, efi_handle_t *image);
129 efi_status_t (EFIAPI *start_image)(efi_handle_t handle,
130 efi_uintn_t *exitdata_size,
132 efi_status_t (EFIAPI *exit)(efi_handle_t handle,
133 efi_status_t exit_status,
134 efi_uintn_t exitdata_size, u16 *exitdata);
135 efi_status_t (EFIAPI *unload_image)(efi_handle_t image_handle);
136 efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t image_handle,
137 efi_uintn_t map_key);
139 efi_status_t (EFIAPI *get_next_monotonic_count)(u64 *count);
140 efi_status_t (EFIAPI *stall)(unsigned long usecs);
141 efi_status_t (EFIAPI *set_watchdog_timer)(unsigned long timeout,
142 uint64_t watchdog_code, unsigned long data_size,
143 uint16_t *watchdog_data);
144 efi_status_t(EFIAPI *connect_controller)(efi_handle_t controller_handle,
145 efi_handle_t *driver_image_handle,
146 struct efi_device_path *remaining_device_path,
148 efi_status_t (EFIAPI *disconnect_controller)(
149 efi_handle_t controller_handle,
150 efi_handle_t driver_image_handle,
151 efi_handle_t child_handle);
152 #define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL 0x00000001
153 #define EFI_OPEN_PROTOCOL_GET_PROTOCOL 0x00000002
154 #define EFI_OPEN_PROTOCOL_TEST_PROTOCOL 0x00000004
155 #define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008
156 #define EFI_OPEN_PROTOCOL_BY_DRIVER 0x00000010
157 #define EFI_OPEN_PROTOCOL_EXCLUSIVE 0x00000020
158 efi_status_t (EFIAPI *open_protocol)(efi_handle_t handle,
159 const efi_guid_t *protocol, void **interface,
160 efi_handle_t agent_handle,
161 efi_handle_t controller_handle, u32 attributes);
162 efi_status_t (EFIAPI *close_protocol)(
163 efi_handle_t handle, const efi_guid_t *protocol,
164 efi_handle_t agent_handle,
165 efi_handle_t controller_handle);
166 efi_status_t(EFIAPI *open_protocol_information)(efi_handle_t handle,
167 const efi_guid_t *protocol,
168 struct efi_open_protocol_info_entry **entry_buffer,
169 efi_uintn_t *entry_count);
170 efi_status_t (EFIAPI *protocols_per_handle)(efi_handle_t handle,
171 efi_guid_t ***protocol_buffer,
172 efi_uintn_t *protocols_buffer_count);
173 efi_status_t (EFIAPI *locate_handle_buffer) (
174 enum efi_locate_search_type search_type,
175 const efi_guid_t *protocol, void *search_key,
176 efi_uintn_t *no_handles, efi_handle_t **buffer);
177 efi_status_t (EFIAPI *locate_protocol)(const efi_guid_t *protocol,
178 void *registration, void **protocol_interface);
179 efi_status_t (EFIAPI *install_multiple_protocol_interfaces)(
180 efi_handle_t *handle, ...);
181 efi_status_t (EFIAPI *uninstall_multiple_protocol_interfaces)(
182 efi_handle_t handle, ...);
183 efi_status_t (EFIAPI *calculate_crc32)(const void *data,
184 efi_uintn_t data_size,
186 void (EFIAPI *copy_mem)(void *destination, const void *source,
188 void (EFIAPI *set_mem)(void *buffer, size_t size, uint8_t value);
189 efi_status_t (EFIAPI *create_event_ex)(
190 uint32_t type, efi_uintn_t notify_tpl,
191 void (EFIAPI *notify_function) (
192 struct efi_event *event,
194 void *notify_context,
195 efi_guid_t *event_group,
196 struct efi_event **event);
199 /* Types and defines for EFI ResetSystem */
200 enum efi_reset_type {
203 EFI_RESET_SHUTDOWN = 2,
204 EFI_RESET_PLATFORM_SPECIFIC = 3,
207 /* EFI Runtime Services table */
208 #define EFI_RUNTIME_SERVICES_SIGNATURE 0x56524553544e5552ULL
210 #define CAPSULE_FLAGS_PERSIST_ACROSS_RESET 0x00010000
211 #define CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE 0x00020000
212 #define CAPSULE_FLAGS_INITIATE_RESET 0x00040000
214 #define CAPSULE_SUPPORT_AUTHENTICATION 0x0000000000000001
215 #define CAPSULE_SUPPORT_DEPENDENCY 0x0000000000000002
217 #define EFI_CAPSULE_REPORT_GUID \
218 EFI_GUID(0x39b68c46, 0xf7fb, 0x441b, 0xb6, 0xec, \
219 0x16, 0xb0, 0xf6, 0x98, 0x21, 0xf3)
221 #define EFI_MEMORY_RANGE_CAPSULE_GUID \
222 EFI_GUID(0xde9f0ec, 0x88b6, 0x428f, 0x97, 0x7a, \
223 0x25, 0x8f, 0x1d, 0xe, 0x5e, 0x72)
225 #define EFI_FIRMWARE_MANAGEMENT_CAPSULE_ID_GUID \
226 EFI_GUID(0x6dcbd5ed, 0xe82d, 0x4c44, 0xbd, 0xa1, \
227 0x71, 0x94, 0x19, 0x9a, 0xd9, 0x2a)
229 struct efi_capsule_header {
230 efi_guid_t capsule_guid;
233 u32 capsule_image_size;
236 struct efi_capsule_result_variable_header {
237 u32 variable_total_size;
239 efi_guid_t capsule_guid;
240 struct efi_time capsule_processed;
241 efi_status_t capsule_status;
244 struct efi_memory_range {
245 efi_physical_addr_t address;
249 struct efi_memory_range_capsule {
250 struct efi_capsule_header *header;
251 /* EFI_MEMORY_TYPE: 0x80000000-0xFFFFFFFF */
252 enum efi_memory_type os_requested_memory_type;
253 u64 number_of_memory_ranges;
254 struct efi_memory_range memory_ranges[];
257 struct efi_firmware_management_capsule_header {
259 u16 embedded_driver_count;
260 u16 payload_item_count;
261 u64 item_offset_list[];
264 struct efi_firmware_management_capsule_image_header {
266 efi_guid_t update_image_type_id;
267 u8 update_image_index;
269 u32 update_image_size;
270 u32 update_vendor_code_size;
271 u64 update_hardware_instance;
272 u64 image_capsule_support;
275 struct efi_capsule_result_variable_fmp {
278 u8 update_image_index;
279 efi_guid_t update_image_type_id;
280 // u16 capsule_file_name[];
281 // u16 capsule_target[];
284 #define EFI_RT_SUPPORTED_GET_TIME 0x0001
285 #define EFI_RT_SUPPORTED_SET_TIME 0x0002
286 #define EFI_RT_SUPPORTED_GET_WAKEUP_TIME 0x0004
287 #define EFI_RT_SUPPORTED_SET_WAKEUP_TIME 0x0008
288 #define EFI_RT_SUPPORTED_GET_VARIABLE 0x0010
289 #define EFI_RT_SUPPORTED_GET_NEXT_VARIABLE_NAME 0x0020
290 #define EFI_RT_SUPPORTED_SET_VARIABLE 0x0040
291 #define EFI_RT_SUPPORTED_SET_VIRTUAL_ADDRESS_MAP 0x0080
292 #define EFI_RT_SUPPORTED_CONVERT_POINTER 0x0100
293 #define EFI_RT_SUPPORTED_GET_NEXT_HIGH_MONOTONIC_COUNT 0x0200
294 #define EFI_RT_SUPPORTED_RESET_SYSTEM 0x0400
295 #define EFI_RT_SUPPORTED_UPDATE_CAPSULE 0x0800
296 #define EFI_RT_SUPPORTED_QUERY_CAPSULE_CAPABILITIES 0x1000
297 #define EFI_RT_SUPPORTED_QUERY_VARIABLE_INFO 0x2000
299 #define EFI_RT_PROPERTIES_TABLE_GUID \
300 EFI_GUID(0xeb66918a, 0x7eef, 0x402a, 0x84, 0x2e, \
301 0x93, 0x1d, 0x21, 0xc3, 0x8a, 0xe9)
303 #define EFI_RT_PROPERTIES_TABLE_VERSION 0x1
305 struct efi_rt_properties_table {
308 u32 runtime_services_supported;
311 #define EFI_OPTIONAL_PTR 0x00000001
313 struct efi_runtime_services {
314 struct efi_table_hdr hdr;
315 efi_status_t (EFIAPI *get_time)(struct efi_time *time,
316 struct efi_time_cap *capabilities);
317 efi_status_t (EFIAPI *set_time)(struct efi_time *time);
318 efi_status_t (EFIAPI *get_wakeup_time)(char *enabled, char *pending,
319 struct efi_time *time);
320 efi_status_t (EFIAPI *set_wakeup_time)(char enabled,
321 struct efi_time *time);
322 efi_status_t (EFIAPI *set_virtual_address_map)(
323 efi_uintn_t memory_map_size,
324 efi_uintn_t descriptor_size,
325 uint32_t descriptor_version,
326 struct efi_mem_desc *virtmap);
327 efi_status_t (EFIAPI *convert_pointer)(
328 efi_uintn_t debug_disposition, void **address);
329 efi_status_t (EFIAPI *get_variable)(u16 *variable_name,
330 const efi_guid_t *vendor,
332 efi_uintn_t *data_size, void *data);
333 efi_status_t (EFIAPI *get_next_variable_name)(
334 efi_uintn_t *variable_name_size,
335 u16 *variable_name, efi_guid_t *vendor);
336 efi_status_t (EFIAPI *set_variable)(u16 *variable_name,
337 const efi_guid_t *vendor,
339 efi_uintn_t data_size,
341 efi_status_t (EFIAPI *get_next_high_mono_count)(
342 uint32_t *high_count);
343 void (EFIAPI *reset_system)(enum efi_reset_type reset_type,
344 efi_status_t reset_status,
345 unsigned long data_size, void *reset_data);
346 efi_status_t (EFIAPI *update_capsule)(
347 struct efi_capsule_header **capsule_header_array,
348 efi_uintn_t capsule_count,
349 u64 scatter_gather_list);
350 efi_status_t (EFIAPI *query_capsule_caps)(
351 struct efi_capsule_header **capsule_header_array,
352 efi_uintn_t capsule_count,
353 u64 *maximum_capsule_size,
355 efi_status_t (EFIAPI *query_variable_info)(
357 u64 *maximum_variable_storage_size,
358 u64 *remaining_variable_storage_size,
359 u64 *maximum_variable_size);
362 /* EFI event group GUID definitions */
364 #define EFI_EVENT_GROUP_EXIT_BOOT_SERVICES \
365 EFI_GUID(0x27abf055, 0xb1b8, 0x4c26, 0x80, 0x48, \
366 0x74, 0x8f, 0x37, 0xba, 0xa2, 0xdf)
368 #define EFI_EVENT_GROUP_BEFORE_EXIT_BOOT_SERVICES \
369 EFI_GUID(0x8be0e274, 0x3970, 0x4b44, 0x80, 0xc5, \
370 0x1a, 0xb9, 0x50, 0x2f, 0x3b, 0xfc)
372 #define EFI_EVENT_GROUP_VIRTUAL_ADDRESS_CHANGE \
373 EFI_GUID(0x13fa7698, 0xc831, 0x49c7, 0x87, 0xea, \
374 0x8f, 0x43, 0xfc, 0xc2, 0x51, 0x96)
376 #define EFI_EVENT_GROUP_MEMORY_MAP_CHANGE \
377 EFI_GUID(0x78bee926, 0x692f, 0x48fd, 0x9e, 0xdb, \
378 0x01, 0x42, 0x2e, 0xf0, 0xd7, 0xab)
380 #define EFI_EVENT_GROUP_READY_TO_BOOT \
381 EFI_GUID(0x7ce88fb3, 0x4bd7, 0x4679, 0x87, 0xa8, \
382 0xa8, 0xd8, 0xde, 0xe5, 0x0d, 0x2b)
384 #define EFI_EVENT_GROUP_AFTER_READY_TO_BOOT \
385 EFI_GUID(0x3a2a00ad, 0x98b9, 0x4cdf, 0xa4, 0x78, \
386 0x70, 0x27, 0x77, 0xf1, 0xc1, 0xb)
388 #define EFI_EVENT_GROUP_RESET_SYSTEM \
389 EFI_GUID(0x62da6a56, 0x13fb, 0x485a, 0xa8, 0xda, \
390 0xa3, 0xdd, 0x79, 0x12, 0xcb, 0x6b)
392 /* EFI Configuration Table and GUID definitions */
394 EFI_GUID(0x00000000, 0x0000, 0x0000, 0x00, 0x00, \
395 0x00, 0x00, 0x00, 0x00, 0x00, 0x00)
397 #define EFI_GLOBAL_VARIABLE_GUID \
398 EFI_GUID(0x8be4df61, 0x93ca, 0x11d2, 0xaa, 0x0d, \
399 0x00, 0xe0, 0x98, 0x03, 0x2b, 0x8c)
401 #define EFI_IMAGE_SECURITY_DATABASE_GUID \
402 EFI_GUID(0xd719b2cb, 0x3d3a, 0x4596, 0xa3, 0xbc, \
403 0xda, 0xd0, 0x0e, 0x67, 0x65, 0x6f)
405 #define EFI_FDT_GUID \
406 EFI_GUID(0xb1b621d5, 0xf19c, 0x41a5, \
407 0x83, 0x0b, 0xd9, 0x15, 0x2c, 0x69, 0xaa, 0xe0)
409 #define EFI_ACPI_TABLE_GUID \
410 EFI_GUID(0x8868e871, 0xe4f1, 0x11d3, \
411 0xbc, 0x22, 0x00, 0x80, 0xc7, 0x3c, 0x88, 0x81)
413 #define SMBIOS_TABLE_GUID \
414 EFI_GUID(0xeb9d2d31, 0x2d88, 0x11d3, \
415 0x9a, 0x16, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
417 #define EFI_LOAD_FILE_PROTOCOL_GUID \
418 EFI_GUID(0x56ec3091, 0x954c, 0x11d2, \
419 0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
421 #define EFI_LOAD_FILE2_PROTOCOL_GUID \
422 EFI_GUID(0x4006c0c1, 0xfcb3, 0x403e, \
423 0x99, 0x6d, 0x4a, 0x6c, 0x87, 0x24, 0xe0, 0x6d)
425 #define EFI_TCG2_FINAL_EVENTS_TABLE_GUID \
426 EFI_GUID(0x1e2ed096, 0x30e2, 0x4254, 0xbd, \
427 0x89, 0x86, 0x3b, 0xbe, 0xf8, 0x23, 0x25)
429 #define EFI_RNG_PROTOCOL_GUID \
430 EFI_GUID(0x3152bca5, 0xeade, 0x433d, 0x86, 0x2e, \
431 0xc0, 0x1c, 0xdc, 0x29, 0x1f, 0x44)
433 #define EFI_DT_FIXUP_PROTOCOL_GUID \
434 EFI_GUID(0xe617d64c, 0xfe08, 0x46da, 0xf4, 0xdc, \
435 0xbb, 0xd5, 0x87, 0x0c, 0x73, 0x00)
438 * struct efi_configuration_table - EFI Configuration Table
440 * This table contains a set of GUID/pointer pairs.
441 * The EFI Configuration Table may contain at most one instance of each table type.
443 * @guid: GUID that uniquely identifies the system configuration table
444 * @table: A pointer to the table associated with guid
446 struct efi_configuration_table {
451 #define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)
454 * struct efi_system_table - EFI System Table
456 * EFI System Table contains pointers to the runtime and boot services tables.
458 * @hdr: The table header for the EFI System Table
459 * @fw_vendor: A pointer to a null terminated string that identifies the vendor
460 * that produces the system firmware
461 * @fw_revision: The revision of the system firmware
462 * @con_in_handle: The handle for the active console input device
463 * @con_in: A pointer to the EFI_SIMPLE_TEXT_INPUT_PROTOCOL interface
464 * that is associated with con_in_handle
465 * @con_out_handle: The handle for the active console output device
466 * @con_out: A pointer to the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL interface
467 * that is associated with con_out_handle
468 * @stderr_handle: The handle for the active standard error console device
469 * @std_err: A pointer to the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL interface
470 * that is associated with stderr_handle
471 * @runtime: A pointer to the EFI Runtime Services Table
472 * @boottime: A pointer to the EFI Boot Services Table
473 * @nr_tables: The number of system configuration tables
474 * @tables: A pointer to the system configuration tables
476 struct efi_system_table {
477 struct efi_table_hdr hdr;
478 u16 *fw_vendor; /* physical addr of wchar_t vendor string */
480 efi_handle_t con_in_handle;
481 struct efi_simple_text_input_protocol *con_in;
482 efi_handle_t con_out_handle;
483 struct efi_simple_text_output_protocol *con_out;
484 efi_handle_t stderr_handle;
485 struct efi_simple_text_output_protocol *std_err;
486 struct efi_runtime_services *runtime;
487 struct efi_boot_services *boottime;
488 efi_uintn_t nr_tables;
489 struct efi_configuration_table *tables;
492 #define EFI_LOADED_IMAGE_PROTOCOL_GUID \
493 EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, \
494 0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
496 #define EFI_LOADED_IMAGE_DEVICE_PATH_PROTOCOL_GUID \
497 EFI_GUID(0xbc62157e, 0x3e33, 0x4fec, \
498 0x99, 0x20, 0x2d, 0x3b, 0x36, 0xd7, 0x50, 0xdf)
500 #define EFI_LOADED_IMAGE_PROTOCOL_REVISION 0x1000
502 struct efi_loaded_image {
505 struct efi_system_table *system_table;
506 efi_handle_t device_handle;
507 struct efi_device_path *file_path;
509 u32 load_options_size;
512 aligned_u64 image_size;
513 unsigned int image_code_type;
514 unsigned int image_data_type;
515 efi_status_t (EFIAPI *unload)(efi_handle_t image_handle);
518 #define EFI_DEVICE_PATH_PROTOCOL_GUID \
519 EFI_GUID(0x09576e91, 0x6d3f, 0x11d2, \
520 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
522 #define DEVICE_PATH_TYPE_END 0x7f
523 # define DEVICE_PATH_SUB_TYPE_INSTANCE_END 0x01
524 # define DEVICE_PATH_SUB_TYPE_END 0xff
526 struct efi_device_path {
532 struct efi_mac_addr {
536 #define DEVICE_PATH_TYPE_HARDWARE_DEVICE 0x01
537 # define DEVICE_PATH_SUB_TYPE_MEMORY 0x03
538 # define DEVICE_PATH_SUB_TYPE_VENDOR 0x04
540 struct efi_device_path_memory {
541 struct efi_device_path dp;
547 struct efi_device_path_vendor {
548 struct efi_device_path dp;
553 #define DEVICE_PATH_TYPE_ACPI_DEVICE 0x02
554 # define DEVICE_PATH_SUB_TYPE_ACPI_DEVICE 0x01
556 #define EFI_PNP_ID(ID) (u32)(((ID) << 16) | 0x41D0)
557 #define EISA_PNP_ID(ID) EFI_PNP_ID(ID)
558 #define EISA_PNP_NUM(ID) ((ID) >> 16)
560 struct efi_device_path_acpi_path {
561 struct efi_device_path dp;
566 #define DEVICE_PATH_TYPE_MESSAGING_DEVICE 0x03
567 # define DEVICE_PATH_SUB_TYPE_MSG_ATAPI 0x01
568 # define DEVICE_PATH_SUB_TYPE_MSG_SCSI 0x02
569 # define DEVICE_PATH_SUB_TYPE_MSG_USB 0x05
570 # define DEVICE_PATH_SUB_TYPE_MSG_MAC_ADDR 0x0b
571 # define DEVICE_PATH_SUB_TYPE_MSG_UART 0x0e
572 # define DEVICE_PATH_SUB_TYPE_MSG_USB_CLASS 0x0f
573 # define DEVICE_PATH_SUB_TYPE_MSG_SATA 0x12
574 # define DEVICE_PATH_SUB_TYPE_MSG_NVME 0x17
575 # define DEVICE_PATH_SUB_TYPE_MSG_URI 0x18
576 # define DEVICE_PATH_SUB_TYPE_MSG_SD 0x1a
577 # define DEVICE_PATH_SUB_TYPE_MSG_MMC 0x1d
579 struct efi_device_path_atapi {
580 struct efi_device_path dp;
581 u8 primary_secondary;
583 u16 logical_unit_number;
586 struct efi_device_path_scsi {
587 struct efi_device_path dp;
589 u16 logical_unit_number;
592 struct efi_device_path_uart {
593 struct efi_device_path dp;
601 struct efi_device_path_usb {
602 struct efi_device_path dp;
603 u8 parent_port_number;
607 struct efi_device_path_sata {
608 struct efi_device_path dp;
610 u16 port_multiplier_port;
611 u16 logical_unit_number;
614 struct efi_device_path_mac_addr {
615 struct efi_device_path dp;
616 struct efi_mac_addr mac;
620 struct efi_device_path_usb_class {
621 struct efi_device_path dp;
629 struct efi_device_path_sd_mmc_path {
630 struct efi_device_path dp;
634 struct efi_device_path_nvme {
635 struct efi_device_path dp;
640 struct efi_device_path_uri {
641 struct efi_device_path dp;
645 #define DEVICE_PATH_TYPE_MEDIA_DEVICE 0x04
646 # define DEVICE_PATH_SUB_TYPE_HARD_DRIVE_PATH 0x01
647 # define DEVICE_PATH_SUB_TYPE_CDROM_PATH 0x02
648 # define DEVICE_PATH_SUB_TYPE_VENDOR_PATH 0x03
649 # define DEVICE_PATH_SUB_TYPE_FILE_PATH 0x04
651 struct efi_device_path_hard_drive_path {
652 struct efi_device_path dp;
653 u32 partition_number;
656 u8 partition_signature[16];
661 struct efi_device_path_cdrom_path {
662 struct efi_device_path dp;
668 struct efi_device_path_file_path {
669 struct efi_device_path dp;
673 #define EFI_BLOCK_IO_PROTOCOL_GUID \
674 EFI_GUID(0x964e5b21, 0x6459, 0x11d2, \
675 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
677 struct efi_block_io_media {
679 char removable_media;
681 char logical_partition;
689 /* Added in revision 2 of the protocol */
690 u64 lowest_aligned_lba;
691 u32 logical_blocks_per_physical_block;
692 /* Added in revision 3 of the protocol */
693 u32 optimal_transfer_length_granualarity;
696 #define EFI_BLOCK_IO_PROTOCOL_REVISION2 0x00020001
697 #define EFI_BLOCK_IO_PROTOCOL_REVISION3 0x0002001f
699 struct efi_block_io {
701 struct efi_block_io_media *media;
702 efi_status_t (EFIAPI *reset)(struct efi_block_io *this,
703 char extended_verification);
704 efi_status_t (EFIAPI *read_blocks)(struct efi_block_io *this,
705 u32 media_id, u64 lba, efi_uintn_t buffer_size,
707 efi_status_t (EFIAPI *write_blocks)(struct efi_block_io *this,
708 u32 media_id, u64 lba, efi_uintn_t buffer_size,
710 efi_status_t (EFIAPI *flush_blocks)(struct efi_block_io *this);
713 struct simple_text_output_mode {
722 #define EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID \
723 EFI_GUID(0x387477c2, 0x69c7, 0x11d2, \
724 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
726 #define EFI_BLACK 0x00
727 #define EFI_BLUE 0x01
728 #define EFI_GREEN 0x02
729 #define EFI_CYAN 0x03
731 #define EFI_MAGENTA 0x05
732 #define EFI_BROWN 0x06
733 #define EFI_LIGHTGRAY 0x07
734 #define EFI_BRIGHT 0x08
735 #define EFI_DARKGRAY 0x08
736 #define EFI_LIGHTBLUE 0x09
737 #define EFI_LIGHTGREEN 0x0a
738 #define EFI_LIGHTCYAN 0x0b
739 #define EFI_LIGHTRED 0x0c
740 #define EFI_LIGHTMAGENTA 0x0d
741 #define EFI_YELLOW 0x0e
742 #define EFI_WHITE 0x0f
743 #define EFI_BACKGROUND_BLACK 0x00
744 #define EFI_BACKGROUND_BLUE 0x10
745 #define EFI_BACKGROUND_GREEN 0x20
746 #define EFI_BACKGROUND_CYAN 0x30
747 #define EFI_BACKGROUND_RED 0x40
748 #define EFI_BACKGROUND_MAGENTA 0x50
749 #define EFI_BACKGROUND_BROWN 0x60
750 #define EFI_BACKGROUND_LIGHTGRAY 0x70
752 /* extract foreground color from EFI attribute */
753 #define EFI_ATTR_FG(attr) ((attr) & 0x07)
754 /* treat high bit of FG as bright/bold (similar to edk2) */
755 #define EFI_ATTR_BOLD(attr) (((attr) >> 3) & 0x01)
756 /* extract background color from EFI attribute */
757 #define EFI_ATTR_BG(attr) (((attr) >> 4) & 0x7)
759 struct efi_simple_text_output_protocol {
760 efi_status_t (EFIAPI *reset)(
761 struct efi_simple_text_output_protocol *this,
762 char extended_verification);
763 efi_status_t (EFIAPI *output_string)(
764 struct efi_simple_text_output_protocol *this,
766 efi_status_t (EFIAPI *test_string)(
767 struct efi_simple_text_output_protocol *this,
769 efi_status_t(EFIAPI *query_mode)(
770 struct efi_simple_text_output_protocol *this,
771 unsigned long mode_number, unsigned long *columns,
772 unsigned long *rows);
773 efi_status_t(EFIAPI *set_mode)(
774 struct efi_simple_text_output_protocol *this,
775 unsigned long mode_number);
776 efi_status_t(EFIAPI *set_attribute)(
777 struct efi_simple_text_output_protocol *this,
778 unsigned long attribute);
779 efi_status_t(EFIAPI *clear_screen) (
780 struct efi_simple_text_output_protocol *this);
781 efi_status_t(EFIAPI *set_cursor_position) (
782 struct efi_simple_text_output_protocol *this,
783 unsigned long column, unsigned long row);
784 efi_status_t(EFIAPI *enable_cursor)(
785 struct efi_simple_text_output_protocol *this,
787 struct simple_text_output_mode *mode;
790 #define EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL_GUID \
791 EFI_GUID(0xdd9e7534, 0x7762, 0x4698, \
792 0x8c, 0x14, 0xf5, 0x85, 0x17, 0xa6, 0x25, 0xaa)
794 struct efi_input_key {
799 #define EFI_SHIFT_STATE_INVALID 0x00000000
800 #define EFI_RIGHT_SHIFT_PRESSED 0x00000001
801 #define EFI_LEFT_SHIFT_PRESSED 0x00000002
802 #define EFI_RIGHT_CONTROL_PRESSED 0x00000004
803 #define EFI_LEFT_CONTROL_PRESSED 0x00000008
804 #define EFI_RIGHT_ALT_PRESSED 0x00000010
805 #define EFI_LEFT_ALT_PRESSED 0x00000020
806 #define EFI_RIGHT_LOGO_PRESSED 0x00000040
807 #define EFI_LEFT_LOGO_PRESSED 0x00000080
808 #define EFI_MENU_KEY_PRESSED 0x00000100
809 #define EFI_SYS_REQ_PRESSED 0x00000200
810 #define EFI_SHIFT_STATE_VALID 0x80000000
812 #define EFI_TOGGLE_STATE_INVALID 0x00
813 #define EFI_SCROLL_LOCK_ACTIVE 0x01
814 #define EFI_NUM_LOCK_ACTIVE 0x02
815 #define EFI_CAPS_LOCK_ACTIVE 0x04
816 #define EFI_KEY_STATE_EXPOSED 0x40
817 #define EFI_TOGGLE_STATE_VALID 0x80
819 struct efi_key_state {
824 struct efi_key_data {
825 struct efi_input_key key;
826 struct efi_key_state key_state;
829 struct efi_simple_text_input_ex_protocol {
830 efi_status_t (EFIAPI *reset) (
831 struct efi_simple_text_input_ex_protocol *this,
832 bool extended_verification);
833 efi_status_t (EFIAPI *read_key_stroke_ex) (
834 struct efi_simple_text_input_ex_protocol *this,
835 struct efi_key_data *key_data);
836 struct efi_event *wait_for_key_ex;
837 efi_status_t (EFIAPI *set_state) (
838 struct efi_simple_text_input_ex_protocol *this,
839 u8 *key_toggle_state);
840 efi_status_t (EFIAPI *register_key_notify) (
841 struct efi_simple_text_input_ex_protocol *this,
842 struct efi_key_data *key_data,
843 efi_status_t (EFIAPI *key_notify_function)(
844 struct efi_key_data *key_data),
845 void **notify_handle);
846 efi_status_t (EFIAPI *unregister_key_notify) (
847 struct efi_simple_text_input_ex_protocol *this,
848 void *notification_handle);
851 #define EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID \
852 EFI_GUID(0x387477c1, 0x69c7, 0x11d2, \
853 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
855 struct efi_simple_text_input_protocol {
856 efi_status_t(EFIAPI *reset)(struct efi_simple_text_input_protocol *this,
857 bool extended_verification);
858 efi_status_t(EFIAPI *read_key_stroke)(
859 struct efi_simple_text_input_protocol *this,
860 struct efi_input_key *key);
861 struct efi_event *wait_for_key;
864 #define EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID \
865 EFI_GUID(0x8b843e20, 0x8132, 0x4852, \
866 0x90, 0xcc, 0x55, 0x1a, 0x4e, 0x4a, 0x7f, 0x1c)
868 struct efi_device_path_to_text_protocol {
869 uint16_t *(EFIAPI *convert_device_node_to_text)(
870 struct efi_device_path *device_node,
872 bool allow_shortcuts);
873 uint16_t *(EFIAPI *convert_device_path_to_text)(
874 struct efi_device_path *device_path,
876 bool allow_shortcuts);
879 #define EFI_DEVICE_PATH_UTILITIES_PROTOCOL_GUID \
880 EFI_GUID(0x0379be4e, 0xd706, 0x437d, \
881 0xb0, 0x37, 0xed, 0xb8, 0x2f, 0xb7, 0x72, 0xa4)
883 struct efi_device_path_utilities_protocol {
884 efi_uintn_t (EFIAPI *get_device_path_size)(
885 const struct efi_device_path *device_path);
886 struct efi_device_path *(EFIAPI *duplicate_device_path)(
887 const struct efi_device_path *device_path);
888 struct efi_device_path *(EFIAPI *append_device_path)(
889 const struct efi_device_path *src1,
890 const struct efi_device_path *src2);
891 struct efi_device_path *(EFIAPI *append_device_node)(
892 const struct efi_device_path *device_path,
893 const struct efi_device_path *device_node);
894 struct efi_device_path *(EFIAPI *append_device_path_instance)(
895 const struct efi_device_path *device_path,
896 const struct efi_device_path *device_path_instance);
897 struct efi_device_path *(EFIAPI *get_next_device_path_instance)(
898 struct efi_device_path **device_path_instance,
899 efi_uintn_t *device_path_instance_size);
900 bool (EFIAPI *is_device_path_multi_instance)(
901 const struct efi_device_path *device_path);
902 struct efi_device_path *(EFIAPI *create_device_node)(
904 uint8_t node_sub_type,
905 uint16_t node_length);
909 * Human Interface Infrastructure (HII)
911 struct efi_hii_package_list_header {
912 efi_guid_t package_list_guid;
917 * struct efi_hii_package_header - EFI HII package header
919 * @fields: 'fields' replaces the bit-fields defined in the EFI
920 * specification to to avoid possible compiler incompatibilities::
925 struct efi_hii_package_header {
929 #define __EFI_HII_PACKAGE_LEN_SHIFT 0
930 #define __EFI_HII_PACKAGE_TYPE_SHIFT 24
931 #define __EFI_HII_PACKAGE_LEN_MASK 0xffffff
932 #define __EFI_HII_PACKAGE_TYPE_MASK 0xff
934 #define EFI_HII_PACKAGE_TYPE_ALL 0x00
935 #define EFI_HII_PACKAGE_TYPE_GUID 0x01
936 #define EFI_HII_PACKAGE_FORMS 0x02
937 #define EFI_HII_PACKAGE_STRINGS 0x04
938 #define EFI_HII_PACKAGE_FONTS 0x05
939 #define EFI_HII_PACKAGE_IMAGES 0x06
940 #define EFI_HII_PACKAGE_SIMPLE_FONTS 0x07
941 #define EFI_HII_PACKAGE_DEVICE_PATH 0x08
942 #define EFI_HII_PACKAGE_KEYBOARD_LAYOUT 0x09
943 #define EFI_HII_PACKAGE_ANIMATIONS 0x0A
944 #define EFI_HII_PACKAGE_END 0xDF
945 #define EFI_HII_PACKAGE_TYPE_SYSTEM_BEGIN 0xE0
946 #define EFI_HII_PACKAGE_TYPE_SYSTEM_END 0xFF
951 struct efi_hii_guid_package {
952 struct efi_hii_package_header header;
960 struct efi_hii_strings_package {
961 struct efi_hii_package_header header;
963 u32 string_info_offset;
964 u16 language_window[16];
965 efi_string_id_t language_name;
969 struct efi_hii_string_block {
971 /* u8 block_body[]; */
974 #define EFI_HII_SIBT_END 0x00
975 #define EFI_HII_SIBT_STRING_SCSU 0x10
976 #define EFI_HII_SIBT_STRING_SCSU_FONT 0x11
977 #define EFI_HII_SIBT_STRINGS_SCSU 0x12
978 #define EFI_HII_SIBT_STRINGS_SCSU_FONT 0x13
979 #define EFI_HII_SIBT_STRING_UCS2 0x14
980 #define EFI_HII_SIBT_STRING_UCS2_FONT 0x15
981 #define EFI_HII_SIBT_STRINGS_UCS2 0x16
982 #define EFI_HII_SIBT_STRINGS_UCS2_FONT 0x17
983 #define EFI_HII_SIBT_DUPLICATE 0x20
984 #define EFI_HII_SIBT_SKIP2 0x21
985 #define EFI_HII_SIBT_SKIP1 0x22
986 #define EFI_HII_SIBT_EXT1 0x30
987 #define EFI_HII_SIBT_EXT2 0x31
988 #define EFI_HII_SIBT_EXT4 0x32
989 #define EFI_HII_SIBT_FONT 0x40
991 struct efi_hii_sibt_string_ucs2_block {
992 struct efi_hii_string_block header;
996 static inline struct efi_hii_string_block *
997 efi_hii_sibt_string_ucs2_block_next(struct efi_hii_sibt_string_ucs2_block *blk)
999 return ((void *)blk) + sizeof(*blk) +
1000 (u16_strlen(blk->string_text) + 1) * 2;
1005 * TODO: full scope of definitions
1007 struct efi_hii_time {
1013 struct efi_hii_date {
1019 struct efi_hii_ref {
1020 efi_question_id_t question_id;
1021 efi_form_id_t form_id;
1022 efi_guid_t form_set_guid;
1023 efi_string_id_t device_path;
1026 union efi_ifr_type_value {
1027 u8 u8; // EFI_IFR_TYPE_NUM_SIZE_8
1028 u16 u16; // EFI_IFR_TYPE_NUM_SIZE_16
1029 u32 u32; // EFI_IFR_TYPE_NUM_SIZE_32
1030 u64 u64; // EFI_IFR_TYPE_NUM_SIZE_64
1031 bool b; // EFI_IFR_TYPE_BOOLEAN
1032 struct efi_hii_time time; // EFI_IFR_TYPE_TIME
1033 struct efi_hii_date date; // EFI_IFR_TYPE_DATE
1034 efi_string_id_t string; // EFI_IFR_TYPE_STRING, EFI_IFR_TYPE_ACTION
1035 struct efi_hii_ref ref; // EFI_IFR_TYPE_REF
1036 // u8 buffer[]; // EFI_IFR_TYPE_BUFFER
1039 #define EFI_IFR_TYPE_NUM_SIZE_8 0x00
1040 #define EFI_IFR_TYPE_NUM_SIZE_16 0x01
1041 #define EFI_IFR_TYPE_NUM_SIZE_32 0x02
1042 #define EFI_IFR_TYPE_NUM_SIZE_64 0x03
1043 #define EFI_IFR_TYPE_BOOLEAN 0x04
1044 #define EFI_IFR_TYPE_TIME 0x05
1045 #define EFI_IFR_TYPE_DATE 0x06
1046 #define EFI_IFR_TYPE_STRING 0x07
1047 #define EFI_IFR_TYPE_OTHER 0x08
1048 #define EFI_IFR_TYPE_UNDEFINED 0x09
1049 #define EFI_IFR_TYPE_ACTION 0x0A
1050 #define EFI_IFR_TYPE_BUFFER 0x0B
1051 #define EFI_IFR_TYPE_REF 0x0C
1052 #define EFI_IFR_OPTION_DEFAULT 0x10
1053 #define EFI_IFR_OPTION_DEFAULT_MFG 0x20
1055 #define EFI_IFR_ONE_OF_OPTION_OP 0x09
1057 struct efi_ifr_op_header {
1063 struct efi_ifr_one_of_option {
1064 struct efi_ifr_op_header header;
1065 efi_string_id_t option;
1068 union efi_ifr_type_value value;
1071 typedef efi_uintn_t efi_browser_action_t;
1073 #define EFI_BROWSER_ACTION_REQUEST_NONE 0
1074 #define EFI_BROWSER_ACTION_REQUEST_RESET 1
1075 #define EFI_BROWSER_ACTION_REQUEST_SUBMIT 2
1076 #define EFI_BROWSER_ACTION_REQUEST_EXIT 3
1077 #define EFI_BROWSER_ACTION_REQUEST_FORM_SUBMIT_EXIT 4
1078 #define EFI_BROWSER_ACTION_REQUEST_FORM_DISCARD_EXIT 5
1079 #define EFI_BROWSER_ACTION_REQUEST_FORM_APPLY 6
1080 #define EFI_BROWSER_ACTION_REQUEST_FORM_DISCARD 7
1081 #define EFI_BROWSER_ACTION_REQUEST_RECONNECT 8
1083 typedef efi_uintn_t efi_browser_action_request_t;
1085 #define EFI_BROWSER_ACTION_CHANGING 0
1086 #define EFI_BROWSER_ACTION_CHANGED 1
1087 #define EFI_BROWSER_ACTION_RETRIEVE 2
1088 #define EFI_BROWSER_ACTION_FORM_OPEN 3
1089 #define EFI_BROWSER_ACTION_FORM_CLOSE 4
1090 #define EFI_BROWSER_ACTION_SUBMITTED 5
1091 #define EFI_BROWSER_ACTION_DEFAULT_STANDARD 0x1000
1092 #define EFI_BROWSER_ACTION_DEFAULT_MANUFACTURING 0x1001
1093 #define EFI_BROWSER_ACTION_DEFAULT_SAFE 0x1002
1094 #define EFI_BROWSER_ACTION_DEFAULT_PLATFORM 0x2000
1095 #define EFI_BROWSER_ACTION_DEFAULT_HARDWARE 0x3000
1096 #define EFI_BROWSER_ACTION_DEFAULT_FIRMWARE 0x4000
1099 * HII keyboard package
1102 EFI_KEY_LCTRL, EFI_KEY_A0, EFI_KEY_LALT, EFI_KEY_SPACE_BAR,
1103 EFI_KEY_A2, EFI_KEY_A3, EFI_KEY_A4, EFI_KEY_RCTRL, EFI_KEY_LEFT_ARROW,
1104 EFI_KEY_DOWN_ARROW, EFI_KEY_RIGHT_ARROW, EFI_KEY_ZERO,
1105 EFI_KEY_PERIOD, EFI_KEY_ENTER, EFI_KEY_LSHIFT, EFI_KEY_B0,
1106 EFI_KEY_B1, EFI_KEY_B2, EFI_KEY_B3, EFI_KEY_B4, EFI_KEY_B5, EFI_KEY_B6,
1107 EFI_KEY_B7, EFI_KEY_B8, EFI_KEY_B9, EFI_KEY_B10, EFI_KEY_RSHIFT,
1108 EFI_KEY_UP_ARROW, EFI_KEY_ONE, EFI_KEY_TWO, EFI_KEY_THREE,
1109 EFI_KEY_CAPS_LOCK, EFI_KEY_C1, EFI_KEY_C2, EFI_KEY_C3, EFI_KEY_C4,
1110 EFI_KEY_C5, EFI_KEY_C6, EFI_KEY_C7, EFI_KEY_C8, EFI_KEY_C9,
1111 EFI_KEY_C10, EFI_KEY_C11, EFI_KEY_C12, EFI_KEY_FOUR, EFI_KEY_FIVE,
1112 EFI_KEY_SIX, EFI_KEY_PLUS, EFI_KEY_TAB, EFI_KEY_D1, EFI_KEY_D2,
1113 EFI_KEY_D3, EFI_KEY_D4, EFI_KEY_D5, EFI_KEY_D6, EFI_KEY_D7, EFI_KEY_D8,
1114 EFI_KEY_D9, EFI_KEY_D10, EFI_KEY_D11, EFI_KEY_D12, EFI_KEY_D13,
1115 EFI_KEY_DEL, EFI_KEY_END, EFI_KEY_PG_DN, EFI_KEY_SEVEN, EFI_KEY_EIGHT,
1116 EFI_KEY_NINE, EFI_KEY_E0, EFI_KEY_E1, EFI_KEY_E2, EFI_KEY_E3,
1117 EFI_KEY_E4, EFI_KEY_E5, EFI_KEY_E6, EFI_KEY_E7, EFI_KEY_E8, EFI_KEY_E9,
1118 EFI_KEY_E10, EFI_KEY_E11, EFI_KEY_E12, EFI_KEY_BACK_SPACE,
1119 EFI_KEY_INS, EFI_KEY_HOME, EFI_KEY_PG_UP, EFI_KEY_NLCK, EFI_KEY_SLASH,
1120 EFI_KEY_ASTERISK, EFI_KEY_MINUS, EFI_KEY_ESC, EFI_KEY_F1, EFI_KEY_F2,
1121 EFI_KEY_F3, EFI_KEY_F4, EFI_KEY_F5, EFI_KEY_F6, EFI_KEY_F7, EFI_KEY_F8,
1122 EFI_KEY_F9, EFI_KEY_F10, EFI_KEY_F11, EFI_KEY_F12, EFI_KEY_PRINT,
1123 EFI_KEY_SLCK, EFI_KEY_PAUSE,
1126 struct efi_key_descriptor {
1129 u16 shifted_unicode;
1131 u16 shifted_alt_gr_unicode;
1133 u16 affected_attribute;
1136 struct efi_hii_keyboard_layout {
1139 u32 layout_descriptor_string_offset;
1140 u8 descriptor_count;
1141 struct efi_key_descriptor descriptors[];
1144 struct efi_hii_keyboard_package {
1145 struct efi_hii_package_header header;
1147 struct efi_hii_keyboard_layout layout[];
1153 #define EFI_HII_STRING_PROTOCOL_GUID \
1154 EFI_GUID(0x0fd96974, 0x23aa, 0x4cdc, \
1155 0xb9, 0xcb, 0x98, 0xd1, 0x77, 0x50, 0x32, 0x2a)
1157 struct efi_font_info {
1158 efi_hii_font_style_t font_style;
1163 struct efi_hii_string_protocol {
1164 efi_status_t(EFIAPI *new_string)(
1165 const struct efi_hii_string_protocol *this,
1166 efi_hii_handle_t package_list,
1167 efi_string_id_t *string_id,
1169 const u16 *language_name,
1170 const efi_string_t string,
1171 const struct efi_font_info *string_font_info);
1172 efi_status_t(EFIAPI *get_string)(
1173 const struct efi_hii_string_protocol *this,
1175 efi_hii_handle_t package_list,
1176 efi_string_id_t string_id,
1177 efi_string_t string,
1178 efi_uintn_t *string_size,
1179 struct efi_font_info **string_font_info);
1180 efi_status_t(EFIAPI *set_string)(
1181 const struct efi_hii_string_protocol *this,
1182 efi_hii_handle_t package_list,
1183 efi_string_id_t string_id,
1185 const efi_string_t string,
1186 const struct efi_font_info *string_font_info);
1187 efi_status_t(EFIAPI *get_languages)(
1188 const struct efi_hii_string_protocol *this,
1189 efi_hii_handle_t package_list,
1191 efi_uintn_t *languages_size);
1192 efi_status_t(EFIAPI *get_secondary_languages)(
1193 const struct efi_hii_string_protocol *this,
1194 efi_hii_handle_t package_list,
1195 const u8 *primary_language,
1196 u8 *secondary_languages,
1197 efi_uintn_t *secondary_languages_size);
1200 #define EFI_HII_DATABASE_PROTOCOL_GUID \
1201 EFI_GUID(0xef9fc172, 0xa1b2, 0x4693, \
1202 0xb3, 0x27, 0x6d, 0x32, 0xfc, 0x41, 0x60, 0x42)
1204 struct efi_hii_database_protocol {
1205 efi_status_t(EFIAPI *new_package_list)(
1206 const struct efi_hii_database_protocol *this,
1207 const struct efi_hii_package_list_header *package_list,
1208 const efi_handle_t driver_handle,
1209 efi_hii_handle_t *handle);
1210 efi_status_t(EFIAPI *remove_package_list)(
1211 const struct efi_hii_database_protocol *this,
1212 efi_hii_handle_t handle);
1213 efi_status_t(EFIAPI *update_package_list)(
1214 const struct efi_hii_database_protocol *this,
1215 efi_hii_handle_t handle,
1216 const struct efi_hii_package_list_header *package_list);
1217 efi_status_t(EFIAPI *list_package_lists)(
1218 const struct efi_hii_database_protocol *this,
1220 const efi_guid_t *package_guid,
1221 efi_uintn_t *handle_buffer_length,
1222 efi_hii_handle_t *handle);
1223 efi_status_t(EFIAPI *export_package_lists)(
1224 const struct efi_hii_database_protocol *this,
1225 efi_hii_handle_t handle,
1226 efi_uintn_t *buffer_size,
1227 struct efi_hii_package_list_header *buffer);
1228 efi_status_t(EFIAPI *register_package_notify)(
1229 const struct efi_hii_database_protocol *this,
1231 const efi_guid_t *package_guid,
1232 const void *package_notify_fn,
1233 efi_uintn_t notify_type,
1234 efi_handle_t *notify_handle);
1235 efi_status_t(EFIAPI *unregister_package_notify)(
1236 const struct efi_hii_database_protocol *this,
1237 efi_handle_t notification_handle
1239 efi_status_t(EFIAPI *find_keyboard_layouts)(
1240 const struct efi_hii_database_protocol *this,
1241 u16 *key_guid_buffer_length,
1242 efi_guid_t *key_guid_buffer);
1243 efi_status_t(EFIAPI *get_keyboard_layout)(
1244 const struct efi_hii_database_protocol *this,
1245 efi_guid_t *key_guid,
1246 u16 *keyboard_layout_length,
1247 struct efi_hii_keyboard_layout *keyboard_layout);
1248 efi_status_t(EFIAPI *set_keyboard_layout)(
1249 const struct efi_hii_database_protocol *this,
1250 efi_guid_t *key_guid);
1251 efi_status_t(EFIAPI *get_package_list_handle)(
1252 const struct efi_hii_database_protocol *this,
1253 efi_hii_handle_t package_list_handle,
1254 efi_handle_t *driver_handle);
1257 #define EFI_HII_CONFIG_ROUTING_PROTOCOL_GUID \
1258 EFI_GUID(0x587e72d7, 0xcc50, 0x4f79, \
1259 0x82, 0x09, 0xca, 0x29, 0x1f, 0xc1, 0xa1, 0x0f)
1261 struct efi_hii_config_routing_protocol {
1262 efi_status_t(EFIAPI *extract_config)(
1263 const struct efi_hii_config_routing_protocol *this,
1264 const efi_string_t request,
1265 efi_string_t *progress,
1266 efi_string_t *results);
1267 efi_status_t(EFIAPI *export_config)(
1268 const struct efi_hii_config_routing_protocol *this,
1269 efi_string_t *results);
1270 efi_status_t(EFIAPI *route_config)(
1271 const struct efi_hii_config_routing_protocol *this,
1272 const efi_string_t configuration,
1273 efi_string_t *progress);
1274 efi_status_t(EFIAPI *block_to_config)(
1275 const struct efi_hii_config_routing_protocol *this,
1276 const efi_string_t config_request,
1277 const uint8_t *block,
1278 const efi_uintn_t block_size,
1279 efi_string_t *config,
1280 efi_string_t *progress);
1281 efi_status_t(EFIAPI *config_to_block)(
1282 const struct efi_hii_config_routing_protocol *this,
1283 const efi_string_t config_resp,
1284 const uint8_t *block,
1285 const efi_uintn_t *block_size,
1286 efi_string_t *progress);
1287 efi_status_t(EFIAPI *get_alt_config)(
1288 const struct efi_hii_config_routing_protocol *this,
1289 const efi_string_t config_resp,
1290 const efi_guid_t *guid,
1291 const efi_string_t name,
1292 const struct efi_device_path *device_path,
1293 const efi_string_t alt_cfg_id,
1294 efi_string_t *alt_cfg_resp);
1297 #define EFI_HII_CONFIG_ACCESS_PROTOCOL_GUID \
1298 EFI_GUID(0x330d4706, 0xf2a0, 0x4e4f, \
1299 0xa3, 0x69, 0xb6, 0x6f, 0xa8, 0xd5, 0x43, 0x85)
1301 struct efi_hii_config_access_protocol {
1302 efi_status_t(EFIAPI *extract_config_access)(
1303 const struct efi_hii_config_access_protocol *this,
1304 const efi_string_t request,
1305 efi_string_t *progress,
1306 efi_string_t *results);
1307 efi_status_t(EFIAPI *route_config_access)(
1308 const struct efi_hii_config_access_protocol *this,
1309 const efi_string_t configuration,
1310 efi_string_t *progress);
1311 efi_status_t(EFIAPI *form_callback)(
1312 const struct efi_hii_config_access_protocol *this,
1313 efi_browser_action_t action,
1314 efi_question_id_t question_id,
1316 union efi_ifr_type_value *value,
1317 efi_browser_action_request_t *action_request);
1320 #define EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID \
1321 EFI_GUID(0x9042a9de, 0x23dc, 0x4a38, \
1322 0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a)
1324 #define EFI_GOT_RGBA8 0
1325 #define EFI_GOT_BGRA8 1
1326 #define EFI_GOT_BITMASK 2
1328 struct efi_gop_mode_info {
1333 u32 pixel_bitmask[4];
1334 u32 pixels_per_scanline;
1337 struct efi_gop_mode {
1340 struct efi_gop_mode_info *info;
1341 unsigned long info_size;
1342 efi_physical_addr_t fb_base;
1343 unsigned long fb_size;
1346 struct efi_gop_pixel {
1353 #define EFI_BLT_VIDEO_FILL 0
1354 #define EFI_BLT_VIDEO_TO_BLT_BUFFER 1
1355 #define EFI_BLT_BUFFER_TO_VIDEO 2
1356 #define EFI_BLT_VIDEO_TO_VIDEO 3
1359 efi_status_t (EFIAPI *query_mode)(struct efi_gop *this, u32 mode_number,
1360 efi_uintn_t *size_of_info,
1361 struct efi_gop_mode_info **info);
1362 efi_status_t (EFIAPI *set_mode)(struct efi_gop *this, u32 mode_number);
1363 efi_status_t (EFIAPI *blt)(struct efi_gop *this,
1364 struct efi_gop_pixel *buffer,
1365 u32 operation, efi_uintn_t sx,
1366 efi_uintn_t sy, efi_uintn_t dx,
1367 efi_uintn_t dy, efi_uintn_t width,
1368 efi_uintn_t height, efi_uintn_t delta);
1369 struct efi_gop_mode *mode;
1372 #define EFI_SIMPLE_NETWORK_PROTOCOL_GUID \
1373 EFI_GUID(0xa19832b9, 0xac25, 0x11d3, \
1374 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
1376 struct efi_mac_address {
1380 struct efi_ip_address {
1382 } __attribute__((aligned(4)));
1384 enum efi_simple_network_state {
1385 EFI_NETWORK_STOPPED,
1386 EFI_NETWORK_STARTED,
1387 EFI_NETWORK_INITIALIZED,
1390 struct efi_simple_network_mode {
1391 enum efi_simple_network_state state;
1393 u32 media_header_size;
1394 u32 max_packet_size;
1396 u32 nvram_access_size;
1397 u32 receive_filter_mask;
1398 u32 receive_filter_setting;
1399 u32 max_mcast_filter_count;
1400 u32 mcast_filter_count;
1401 struct efi_mac_address mcast_filter[16];
1402 struct efi_mac_address current_address;
1403 struct efi_mac_address broadcast_address;
1404 struct efi_mac_address permanent_address;
1407 u8 multitx_supported;
1408 u8 media_present_supported;
1412 /* receive_filters bit mask */
1413 #define EFI_SIMPLE_NETWORK_RECEIVE_UNICAST 0x01
1414 #define EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST 0x02
1415 #define EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST 0x04
1416 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS 0x08
1417 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST 0x10
1419 /* interrupt status bit mask */
1420 #define EFI_SIMPLE_NETWORK_RECEIVE_INTERRUPT 0x01
1421 #define EFI_SIMPLE_NETWORK_TRANSMIT_INTERRUPT 0x02
1422 #define EFI_SIMPLE_NETWORK_COMMAND_INTERRUPT 0x04
1423 #define EFI_SIMPLE_NETWORK_SOFTWARE_INTERRUPT 0x08
1425 /* revision of the simple network protocol */
1426 #define EFI_SIMPLE_NETWORK_PROTOCOL_REVISION 0x00010000
1428 struct efi_simple_network {
1430 efi_status_t (EFIAPI *start)(struct efi_simple_network *this);
1431 efi_status_t (EFIAPI *stop)(struct efi_simple_network *this);
1432 efi_status_t (EFIAPI *initialize)(struct efi_simple_network *this,
1433 ulong extra_rx, ulong extra_tx);
1434 efi_status_t (EFIAPI *reset)(struct efi_simple_network *this,
1435 int extended_verification);
1436 efi_status_t (EFIAPI *shutdown)(struct efi_simple_network *this);
1437 efi_status_t (EFIAPI *receive_filters)(struct efi_simple_network *this,
1438 u32 enable, u32 disable, int reset_mcast_filter,
1439 ulong mcast_filter_count,
1440 struct efi_mac_address *mcast_filter);
1441 efi_status_t (EFIAPI *station_address)(struct efi_simple_network *this,
1442 int reset, struct efi_mac_address *new_mac);
1443 efi_status_t (EFIAPI *statistics)(struct efi_simple_network *this,
1444 int reset, ulong *stat_size, void *stat_table);
1445 efi_status_t (EFIAPI *mcastiptomac)(struct efi_simple_network *this,
1446 int ipv6, struct efi_ip_address *ip,
1447 struct efi_mac_address *mac);
1448 efi_status_t (EFIAPI *nvdata)(struct efi_simple_network *this,
1449 int read_write, ulong offset, ulong buffer_size,
1451 efi_status_t (EFIAPI *get_status)(struct efi_simple_network *this,
1452 u32 *int_status, void **txbuf);
1453 efi_status_t (EFIAPI *transmit)(struct efi_simple_network *this,
1454 size_t header_size, size_t buffer_size, void *buffer,
1455 struct efi_mac_address *src_addr,
1456 struct efi_mac_address *dest_addr, u16 *protocol);
1457 efi_status_t (EFIAPI *receive)(struct efi_simple_network *this,
1458 size_t *header_size, size_t *buffer_size, void *buffer,
1459 struct efi_mac_address *src_addr,
1460 struct efi_mac_address *dest_addr, u16 *protocol);
1461 struct efi_event *wait_for_packet;
1462 struct efi_simple_network_mode *mode;
1463 /* private fields */
1467 #define EFI_PXE_BASE_CODE_PROTOCOL_GUID \
1468 EFI_GUID(0x03c4e603, 0xac28, 0x11d3, \
1469 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
1471 #define EFI_PXE_BASE_CODE_PROTOCOL_REVISION 0x00010000
1472 #define EFI_PXE_BASE_CODE_MAX_IPCNT 8
1474 struct efi_pxe_packet {
1478 struct efi_pxe_mode {
1487 u8 dhcp_discover_valid;
1488 u8 dhcp_ack_received;
1489 u8 proxy_offer_received;
1490 u8 pxe_discover_valid;
1491 u8 pxe_reply_received;
1492 u8 pxe_bis_reply_received;
1493 u8 icmp_error_received;
1494 u8 tftp_error_received;
1499 struct efi_ip_address station_ip;
1500 struct efi_ip_address subnet_mask;
1501 struct efi_pxe_packet dhcp_discover;
1502 struct efi_pxe_packet dhcp_ack;
1503 struct efi_pxe_packet proxy_offer;
1504 struct efi_pxe_packet pxe_discover;
1505 struct efi_pxe_packet pxe_reply;
1508 struct efi_pxe_base_code_srvlist {
1510 u8 accept_any_response;
1512 struct efi_ip_address ip_addr;
1515 struct efi_pxe_base_code_discover_info {
1520 struct efi_ip_address server_m_cast_ip;
1522 struct efi_pxe_base_code_srvlist srv_list[];
1525 struct efi_pxe_base_code_mtftp_info {
1526 struct efi_ip_address m_cast_ip;
1530 u16 transit_timeout;
1533 struct efi_pxe_base_code_filter {
1537 struct efi_ip_address ip_list[EFI_PXE_BASE_CODE_MAX_IPCNT];
1540 struct efi_pxe_base_code_dhcpv4_packet {
1548 u8 bootp_ci_addr[4];
1549 u8 bootp_yi_addr[4];
1550 u8 bootp_si_addr[4];
1551 u8 bootp_gi_addr[4];
1552 u8 bootp_hw_addr[16];
1553 u8 bootp_srv_name[64];
1554 u8 bootp_boot_file[128];
1556 u8 dhcp_options[56];
1559 struct efi_pxe_base_code_dhcpv6_packet {
1561 u8 transaction_id[3];
1562 u8 dhcp_options[1024];
1567 struct efi_pxe_base_code_dhcpv4_packet dhcpv4;
1568 struct efi_pxe_base_code_dhcpv6_packet dhcpv6;
1569 } EFI_PXE_BASE_CODE_PACKET;
1571 struct efi_pxe_base_code_protocol {
1573 efi_status_t (EFIAPI *start)(struct efi_pxe_base_code_protocol *this,
1575 efi_status_t (EFIAPI *stop)(struct efi_pxe_base_code_protocol *this);
1576 efi_status_t (EFIAPI *dhcp)(struct efi_pxe_base_code_protocol *this,
1578 efi_status_t (EFIAPI *discover)(
1579 struct efi_pxe_base_code_protocol *this,
1580 u16 type, u16 *layer, u8 bis,
1581 struct efi_pxe_base_code_discover_info *info);
1582 efi_status_t (EFIAPI *mtftp)(
1583 struct efi_pxe_base_code_protocol *this,
1584 u32 operation, void *buffer_ptr,
1585 u8 overwrite, efi_uintn_t *buffer_size,
1586 struct efi_ip_address server_ip, char *filename,
1587 struct efi_pxe_base_code_mtftp_info *info,
1588 u8 dont_use_buffer);
1589 efi_status_t (EFIAPI *udp_write)(
1590 struct efi_pxe_base_code_protocol *this,
1591 u16 op_flags, struct efi_ip_address *dest_ip,
1593 struct efi_ip_address *gateway_ip,
1594 struct efi_ip_address *src_ip, u16 *src_port,
1595 efi_uintn_t *header_size, void *header_ptr,
1596 efi_uintn_t *buffer_size, void *buffer_ptr);
1597 efi_status_t (EFIAPI *udp_read)(
1598 struct efi_pxe_base_code_protocol *this,
1599 u16 op_flags, struct efi_ip_address *dest_ip,
1600 u16 *dest_port, struct efi_ip_address *src_ip,
1601 u16 *src_port, efi_uintn_t *header_size,
1602 void *header_ptr, efi_uintn_t *buffer_size,
1604 efi_status_t (EFIAPI *set_ip_filter)(
1605 struct efi_pxe_base_code_protocol *this,
1606 struct efi_pxe_base_code_filter *new_filter);
1607 efi_status_t (EFIAPI *arp)(struct efi_pxe_base_code_protocol *this,
1608 struct efi_ip_address *ip_addr,
1609 struct efi_mac_address *mac_addr);
1610 efi_status_t (EFIAPI *set_parameters)(
1611 struct efi_pxe_base_code_protocol *this,
1612 u8 *new_auto_arp, u8 *new_send_guid,
1613 u8 *new_ttl, u8 *new_tos,
1614 u8 *new_make_callback);
1615 efi_status_t (EFIAPI *set_station_ip)(
1616 struct efi_pxe_base_code_protocol *this,
1617 struct efi_ip_address *new_station_ip,
1618 struct efi_ip_address *new_subnet_mask);
1619 efi_status_t (EFIAPI *set_packets)(
1620 struct efi_pxe_base_code_protocol *this,
1621 u8 *new_dhcp_discover_valid,
1622 u8 *new_dhcp_ack_received,
1623 u8 *new_proxy_offer_received,
1624 u8 *new_pxe_discover_valid,
1625 u8 *new_pxe_reply_received,
1626 u8 *new_pxe_bis_reply_received,
1627 EFI_PXE_BASE_CODE_PACKET *new_dchp_discover,
1628 EFI_PXE_BASE_CODE_PACKET *new_dhcp_acc,
1629 EFI_PXE_BASE_CODE_PACKET *new_proxy_offer,
1630 EFI_PXE_BASE_CODE_PACKET *new_pxe_discover,
1631 EFI_PXE_BASE_CODE_PACKET *new_pxe_reply,
1632 EFI_PXE_BASE_CODE_PACKET *new_pxe_bis_reply);
1633 struct efi_pxe_mode *mode;
1636 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID \
1637 EFI_GUID(0x964e5b22, 0x6459, 0x11d2, \
1638 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
1639 #define EFI_FILE_PROTOCOL_REVISION 0x00010000
1640 #define EFI_FILE_PROTOCOL_REVISION2 0x00020000
1641 #define EFI_FILE_PROTOCOL_LATEST_REVISION EFI_FILE_PROTOCOL_REVISION2
1643 struct efi_file_io_token {
1644 struct efi_event *event;
1645 efi_status_t status;
1646 efi_uintn_t buffer_size;
1649 struct efi_file_handle {
1651 efi_status_t (EFIAPI *open)(struct efi_file_handle *this,
1652 struct efi_file_handle **new_handle,
1653 u16 *file_name, u64 open_mode, u64 attributes);
1654 efi_status_t (EFIAPI *close)(struct efi_file_handle *this);
1655 efi_status_t (EFIAPI *delete)(struct efi_file_handle *this);
1656 efi_status_t (EFIAPI *read)(struct efi_file_handle *this,
1657 efi_uintn_t *buffer_size, void *buffer);
1658 efi_status_t (EFIAPI *write)(struct efi_file_handle *this,
1659 efi_uintn_t *buffer_size, void *buffer);
1660 efi_status_t (EFIAPI *getpos)(struct efi_file_handle *this,
1662 efi_status_t (EFIAPI *setpos)(struct efi_file_handle *this,
1664 efi_status_t (EFIAPI *getinfo)(struct efi_file_handle *this,
1665 const efi_guid_t *info_type, efi_uintn_t *buffer_size,
1667 efi_status_t (EFIAPI *setinfo)(struct efi_file_handle *this,
1668 const efi_guid_t *info_type, efi_uintn_t buffer_size,
1670 efi_status_t (EFIAPI *flush)(struct efi_file_handle *this);
1671 efi_status_t (EFIAPI *open_ex)(struct efi_file_handle *this,
1672 struct efi_file_handle **new_handle,
1673 u16 *file_name, u64 open_mode, u64 attributes,
1674 struct efi_file_io_token *token);
1675 efi_status_t (EFIAPI *read_ex)(struct efi_file_handle *this,
1676 struct efi_file_io_token *token);
1677 efi_status_t (EFIAPI *write_ex)(struct efi_file_handle *this,
1678 struct efi_file_io_token *token);
1679 efi_status_t (EFIAPI *flush_ex)(struct efi_file_handle *this,
1680 struct efi_file_io_token *token);
1683 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_REVISION 0x00010000
1685 struct efi_simple_file_system_protocol {
1687 efi_status_t (EFIAPI *open_volume)(struct efi_simple_file_system_protocol *this,
1688 struct efi_file_handle **root);
1691 #define EFI_FILE_INFO_GUID \
1692 EFI_GUID(0x9576e92, 0x6d3f, 0x11d2, \
1693 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
1695 #define EFI_FILE_SYSTEM_INFO_GUID \
1696 EFI_GUID(0x09576e93, 0x6d3f, 0x11d2, \
1697 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
1699 #define EFI_FILE_SYSTEM_VOLUME_LABEL_ID \
1700 EFI_GUID(0xdb47d7d3, 0xfe81, 0x11d3, \
1701 0x9a, 0x35, 0x00, 0x90, 0x27, 0x3f, 0xC1, 0x4d)
1703 #define EFI_FILE_MODE_READ 0x0000000000000001
1704 #define EFI_FILE_MODE_WRITE 0x0000000000000002
1705 #define EFI_FILE_MODE_CREATE 0x8000000000000000
1707 #define EFI_FILE_READ_ONLY 0x0000000000000001
1708 #define EFI_FILE_HIDDEN 0x0000000000000002
1709 #define EFI_FILE_SYSTEM 0x0000000000000004
1710 #define EFI_FILE_RESERVED 0x0000000000000008
1711 #define EFI_FILE_DIRECTORY 0x0000000000000010
1712 #define EFI_FILE_ARCHIVE 0x0000000000000020
1713 #define EFI_FILE_VALID_ATTR 0x0000000000000037
1715 struct efi_file_info {
1719 struct efi_time create_time;
1720 struct efi_time last_access_time;
1721 struct efi_time modification_time;
1726 struct efi_file_system_info {
1732 u16 volume_label[0];
1735 #define EFI_DRIVER_BINDING_PROTOCOL_GUID \
1736 EFI_GUID(0x18a031ab, 0xb443, 0x4d1a,\
1737 0xa5, 0xc0, 0x0c, 0x09, 0x26, 0x1e, 0x9f, 0x71)
1738 struct efi_driver_binding_protocol {
1739 efi_status_t (EFIAPI * supported)(
1740 struct efi_driver_binding_protocol *this,
1741 efi_handle_t controller_handle,
1742 struct efi_device_path *remaining_device_path);
1743 efi_status_t (EFIAPI * start)(
1744 struct efi_driver_binding_protocol *this,
1745 efi_handle_t controller_handle,
1746 struct efi_device_path *remaining_device_path);
1747 efi_status_t (EFIAPI * stop)(
1748 struct efi_driver_binding_protocol *this,
1749 efi_handle_t controller_handle,
1750 efi_uintn_t number_of_children,
1751 efi_handle_t *child_handle_buffer);
1753 efi_handle_t image_handle;
1754 efi_handle_t driver_binding_handle;
1757 /* Current version of the Unicode collation protocol */
1758 #define EFI_UNICODE_COLLATION_PROTOCOL2_GUID \
1759 EFI_GUID(0xa4c751fc, 0x23ae, 0x4c3e, \
1760 0x92, 0xe9, 0x49, 0x64, 0xcf, 0x63, 0xf3, 0x49)
1761 struct efi_unicode_collation_protocol {
1762 efi_intn_t (EFIAPI *stri_coll)(
1763 struct efi_unicode_collation_protocol *this, u16 *s1, u16 *s2);
1764 bool (EFIAPI *metai_match)(struct efi_unicode_collation_protocol *this,
1765 const u16 *string, const u16 *patter);
1766 void (EFIAPI *str_lwr)(struct efi_unicode_collation_protocol
1767 *this, u16 *string);
1768 void (EFIAPI *str_upr)(struct efi_unicode_collation_protocol *this,
1770 void (EFIAPI *fat_to_str)(struct efi_unicode_collation_protocol *this,
1771 efi_uintn_t fat_size, char *fat, u16 *string);
1772 bool (EFIAPI *str_to_fat)(struct efi_unicode_collation_protocol *this,
1773 const u16 *string, efi_uintn_t fat_size,
1775 char *supported_languages;
1778 struct efi_load_file_protocol {
1779 efi_status_t (EFIAPI *load_file)(struct efi_load_file_protocol *this,
1780 struct efi_device_path *file_path,
1782 efi_uintn_t *buffer_size,
1786 struct efi_system_resource_entry {
1787 efi_guid_t fw_class;
1790 u32 lowest_supported_fw_version;
1792 u32 last_attempt_version;
1793 u32 last_attempt_status;
1796 struct efi_system_resource_table {
1797 u32 fw_resource_count;
1798 u32 fw_resource_count_max;
1799 u64 fw_resource_version;
1800 struct efi_system_resource_entry entries[];
1803 /* Boot manager load options */
1804 #define LOAD_OPTION_ACTIVE 0x00000001
1805 #define LOAD_OPTION_FORCE_RECONNECT 0x00000002
1806 #define LOAD_OPTION_HIDDEN 0x00000008
1807 /* All values 0x00000200-0x00001F00 are reserved */
1808 #define LOAD_OPTION_CATEGORY 0x00001F00
1809 #define LOAD_OPTION_CATEGORY_BOOT 0x00000000
1810 #define LOAD_OPTION_CATEGORY_APP 0x00000100
1813 * System Resource Table
1815 /* Firmware Type Definitions */
1816 #define ESRT_FW_TYPE_UNKNOWN 0x00000000
1817 #define ESRT_FW_TYPE_SYSTEMFIRMWARE 0x00000001
1818 #define ESRT_FW_TYPE_DEVICEFIRMWARE 0x00000002
1819 #define ESRT_FW_TYPE_UEFIDRIVER 0x00000003
1821 #define EFI_SYSTEM_RESOURCE_TABLE_GUID\
1822 EFI_GUID(0xb122a263, 0x3661, 0x4f68,\
1823 0x99, 0x29, 0x78, 0xf8, 0xb0, 0xd6, 0x21, 0x80)
1825 /* Last Attempt Status Values */
1826 #define LAST_ATTEMPT_STATUS_SUCCESS 0x00000000
1827 #define LAST_ATTEMPT_STATUS_ERROR_UNSUCCESSFUL 0x00000001
1828 #define LAST_ATTEMPT_STATUS_ERROR_INSUFFICIENT_RESOURCES 0x00000002
1829 #define LAST_ATTEMPT_STATUS_ERROR_INCORRECT_VERSION 0x00000003
1830 #define LAST_ATTEMPT_STATUS_ERROR_INVALID_FORMAT 0x00000004
1831 #define LAST_ATTEMPT_STATUS_ERROR_AUTH_ERROR 0x00000005
1832 #define LAST_ATTEMPT_STATUS_ERROR_PWR_EVT_AC 0x00000006
1833 #define LAST_ATTEMPT_STATUS_ERROR_PWR_EVT_BATT 0x00000007
1834 #define LAST_ATTEMPT_STATUS_ERROR_UNSATISFIED_DEPENDENCIES 0x00000008
1837 * The LastAttemptStatus values of 0x1000 - 0x4000 are reserved for vendor
1840 #define LAST_ATTEMPT_STATUS_ERROR_UNSUCCESSFUL_VENDOR_RANGE_MIN 0x00001000
1841 #define LAST_ATTEMPT_STATUS_ERROR_UNSUCCESSFUL_VENDOR_RANGE_MAX 0x00004000
1843 /* Certificate types in signature database */
1844 #define EFI_CERT_SHA256_GUID \
1845 EFI_GUID(0xc1c41626, 0x504c, 0x4092, 0xac, 0xa9, \
1846 0x41, 0xf9, 0x36, 0x93, 0x43, 0x28)
1847 #define EFI_CERT_RSA2048_GUID \
1848 EFI_GUID(0x3c5766e8, 0x269c, 0x4e34, 0xaa, 0x14, \
1849 0xed, 0x77, 0x6e, 0x85, 0xb3, 0xb6)
1850 #define EFI_CERT_X509_GUID \
1851 EFI_GUID(0xa5c059a1, 0x94e4, 0x4aa7, 0x87, 0xb5, \
1852 0xab, 0x15, 0x5c, 0x2b, 0xf0, 0x72)
1853 #define EFI_CERT_X509_SHA256_GUID \
1854 EFI_GUID(0x3bd2a492, 0x96c0, 0x4079, 0xb4, 0x20, \
1855 0xfc, 0xf9, 0x8e, 0xf1, 0x03, 0xed)
1856 #define EFI_CERT_TYPE_PKCS7_GUID \
1857 EFI_GUID(0x4aafd29d, 0x68df, 0x49ee, 0x8a, 0xa9, \
1858 0x34, 0x7d, 0x37, 0x56, 0x65, 0xa7)
1861 * struct win_certificate_uefi_guid - A certificate that encapsulates
1862 * a GUID-specific signature
1864 * @hdr: Windows certificate header
1865 * @cert_type: Certificate type
1866 * @cert_data: Certificate data
1868 struct win_certificate_uefi_guid {
1869 WIN_CERTIFICATE hdr;
1870 efi_guid_t cert_type;
1872 } __attribute__((__packed__));
1875 * struct efi_variable_authentication_2 - A time-based authentication method
1878 * This structure describes an authentication information for
1879 * a variable with EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS
1880 * and should be included as part of a variable's value.
1881 * Only EFI_CERT_TYPE_PKCS7_GUID is accepted.
1883 * @time_stamp: Descriptor's time stamp
1884 * @auth_info: Authentication info
1886 struct efi_variable_authentication_2 {
1887 struct efi_time time_stamp;
1888 struct win_certificate_uefi_guid auth_info;
1889 } __attribute__((__packed__));
1892 * struct efi_firmware_image_authentication - Capsule authentication method
1895 * This structure describes an authentication information for
1896 * a capsule with IMAGE_ATTRIBUTE_AUTHENTICATION_REQUIRED set
1897 * and should be included as part of the capsule.
1898 * Only EFI_CERT_TYPE_PKCS7_GUID is accepted.
1900 * @monotonic_count: Count to prevent replay
1901 * @auth_info: Authentication info
1903 struct efi_firmware_image_authentication {
1904 uint64_t monotonic_count;
1905 struct win_certificate_uefi_guid auth_info;
1906 } __attribute__((__packed__));
1910 * struct efi_signature_data - A format of signature
1912 * This structure describes a single signature in signature database.
1914 * @signature_owner: Signature owner
1915 * @signature_data: Signature data
1917 struct efi_signature_data {
1918 efi_guid_t signature_owner;
1919 u8 signature_data[];
1920 } __attribute__((__packed__));
1923 * struct efi_signature_list - A format of signature database
1925 * This structure describes a list of signatures with the same type.
1926 * An authenticated variable's value is a concatenation of one or more
1927 * efi_signature_list's.
1929 * @signature_type: Signature type
1930 * @signature_list_size: Size of signature list
1931 * @signature_header_size: Size of signature header
1932 * @signature_size: Size of signature
1934 struct efi_signature_list {
1935 efi_guid_t signature_type;
1936 u32 signature_list_size;
1937 u32 signature_header_size;
1939 /* u8 signature_header[signature_header_size]; */
1940 /* struct efi_signature_data signatures[...][signature_size]; */
1941 } __attribute__((__packed__));
1944 * Firmware management protocol
1946 #define EFI_FIRMWARE_MANAGEMENT_PROTOCOL_GUID \
1947 EFI_GUID(0x86c77a67, 0x0b97, 0x4633, 0xa1, 0x87, \
1948 0x49, 0x10, 0x4d, 0x06, 0x85, 0xc7)
1950 #define EFI_FIRMWARE_IMAGE_TYPE_UBOOT_FIT_GUID \
1951 EFI_GUID(0xae13ff2d, 0x9ad4, 0x4e25, 0x9a, 0xc8, \
1952 0x6d, 0x80, 0xb3, 0xb2, 0x21, 0x47)
1954 #define EFI_FIRMWARE_IMAGE_TYPE_UBOOT_RAW_GUID \
1955 EFI_GUID(0xe2bb9c06, 0x70e9, 0x4b14, 0x97, 0xa3, \
1956 0x5a, 0x79, 0x13, 0x17, 0x6e, 0x3f)
1958 #define IMAGE_ATTRIBUTE_IMAGE_UPDATABLE 0x0000000000000001
1959 #define IMAGE_ATTRIBUTE_RESET_REQUIRED 0x0000000000000002
1960 #define IMAGE_ATTRIBUTE_AUTHENTICATION_REQUIRED 0x0000000000000004
1961 #define IMAGE_ATTRIBUTE_IN_USE 0x0000000000000008
1962 #define IMAGE_ATTRIBUTE_UEFI_IMAGE 0x0000000000000010
1963 #define IMAGE_ATTRIBUTE_DEPENDENCY 0x0000000000000020
1965 #define IMAGE_COMPATIBILITY_CHECK_SUPPORTED 0x0000000000000001
1967 #define IMAGE_UPDATABLE_VALID 0x0000000000000001
1968 #define IMAGE_UPDATABLE_INVALID 0x0000000000000002
1969 #define IMAGE_UPDATABLE_INVALID_TYPE 0x0000000000000004
1970 #define IMAGE_UPDATABLE_INVALID_OLLD 0x0000000000000008
1971 #define IMAGE_UPDATABLE_VALID_WITH_VENDOR_CODE 0x0000000000000010
1973 #define PACKAGE_ATTRIBUTE_VERSION_UPDATABLE 0x0000000000000001
1974 #define PACKAGE_ATTRIBUTE_RESET_REQUIRED 0x0000000000000002
1975 #define PACKAGE_ATTRIBUTE_AUTHENTICATION_REQUIRED 0x0000000000000004
1977 #define EFI_FIRMWARE_IMAGE_DESCRIPTOR_VERSION 4
1979 typedef struct efi_firmware_image_dependencies {
1981 } efi_firmware_image_dep_t;
1983 struct efi_firmware_image_descriptor {
1985 efi_guid_t image_type_id;
1991 u64 attributes_supported;
1992 u64 attributes_setting;
1993 u64 compatibilities;
1994 u32 lowest_supported_image_version;
1995 u32 last_attempt_version;
1996 u32 last_attempt_status;
1997 u64 hardware_instance;
1998 efi_firmware_image_dep_t *dependencies;
2001 struct efi_firmware_management_protocol {
2002 efi_status_t (EFIAPI *get_image_info)(
2003 struct efi_firmware_management_protocol *this,
2004 efi_uintn_t *image_info_size,
2005 struct efi_firmware_image_descriptor *image_info,
2006 u32 *descriptor_version,
2007 u8 *descriptor_count,
2008 efi_uintn_t *descriptor_size,
2009 u32 *package_version,
2010 u16 **package_version_name);
2011 efi_status_t (EFIAPI *get_image)(
2012 struct efi_firmware_management_protocol *this,
2015 efi_uintn_t *image_size);
2016 efi_status_t (EFIAPI *set_image)(
2017 struct efi_firmware_management_protocol *this,
2020 efi_uintn_t image_size,
2021 const void *vendor_code,
2022 efi_status_t (*progress)(efi_uintn_t completion),
2023 u16 **abort_reason);
2024 efi_status_t (EFIAPI *check_image)(
2025 struct efi_firmware_management_protocol *this,
2028 efi_uintn_t *image_size,
2029 u32 *image_updatable);
2030 efi_status_t (EFIAPI *get_package_info)(
2031 struct efi_firmware_management_protocol *this,
2032 u32 *package_version,
2033 u16 **package_version_name,
2034 u32 *package_version_name_maxlen,
2035 u64 *attributes_supported,
2036 u64 *attributes_setting);
2037 efi_status_t (EFIAPI *set_package_info)(
2038 struct efi_firmware_management_protocol *this,
2040 efi_uintn_t *image_size,
2041 const void *vendor_code,
2042 u32 package_version,
2043 const u16 *package_version_name);
2046 #define EFI_DISK_IO_PROTOCOL_GUID \
2047 EFI_GUID(0xce345171, 0xba0b, 0x11d2, 0x8e, 0x4f, \
2048 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
2052 efi_status_t (EFIAPI *read_disk)(struct efi_disk *this, u32 media_id,
2053 u64 offset, efi_uintn_t buffer_size,
2056 efi_status_t (EFIAPI *write_disk)(struct efi_disk *this, u32 media_id,
2057 u64 offset, efi_uintn_t buffer_size,