1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Extensible Firmware Interface
4 * Based on 'Extensible Firmware Interface Specification' version 0.9,
5 * April 30, 1999
6 *
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>
12 *
13 * From include/linux/efi.h in kernel 4.1 with some additions/subtractions
14 */
15
16 #ifndef _EFI_API_H
17 #define _EFI_API_H
18
19 #include <efi.h>
20 #include <charset.h>
21
22 #ifdef CONFIG_EFI_LOADER
23 #include <asm/setjmp.h>
24 #endif
25
26 /* UEFI spec version 2.7 */
27 #define EFI_SPECIFICATION_VERSION (2 << 16 | 70)
28
29 /* Types and defines for EFI CreateEvent */
30 enum efi_timer_delay {
31 EFI_TIMER_STOP = 0,
32 EFI_TIMER_PERIODIC = 1,
33 EFI_TIMER_RELATIVE = 2
34 };
35
36 #define efi_intn_t ssize_t
37 #define efi_uintn_t size_t
38 typedef void *efi_hii_handle_t;
39 typedef u16 *efi_string_t;
40 typedef u16 efi_string_id_t;
41 typedef u32 efi_hii_font_style_t;
42 typedef u16 efi_question_id_t;
43 typedef u16 efi_image_id_t;
44 typedef u16 efi_form_id_t;
45
46 #define EVT_TIMER 0x80000000
47 #define EVT_RUNTIME 0x40000000
48 #define EVT_NOTIFY_WAIT 0x00000100
49 #define EVT_NOTIFY_SIGNAL 0x00000200
50 #define EVT_SIGNAL_EXIT_BOOT_SERVICES 0x00000201
51 #define EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE 0x60000202
52
53 #define TPL_APPLICATION 0x04
54 #define TPL_CALLBACK 0x08
55 #define TPL_NOTIFY 0x10
56 #define TPL_HIGH_LEVEL 0x1F
57
58 struct efi_event;
59
60 /* EFI Boot Services table */
61 #define EFI_BOOT_SERVICES_SIGNATURE 0x56524553544f4f42
62 struct efi_boot_services {
63 struct efi_table_hdr hdr;
64 efi_status_t (EFIAPI *raise_tpl)(efi_uintn_t new_tpl);
65 void (EFIAPI *restore_tpl)(efi_uintn_t old_tpl);
66
67 efi_status_t (EFIAPI *allocate_pages)(int, int, efi_uintn_t,
68 efi_physical_addr_t *);
69 efi_status_t (EFIAPI *free_pages)(efi_physical_addr_t, efi_uintn_t);
70 efi_status_t (EFIAPI *get_memory_map)(efi_uintn_t *memory_map_size,
71 struct efi_mem_desc *desc,
72 efi_uintn_t *key,
73 efi_uintn_t *desc_size,
74 u32 *desc_version);
75 efi_status_t (EFIAPI *allocate_pool)(int, efi_uintn_t, void **);
76 efi_status_t (EFIAPI *free_pool)(void *);
77
78 efi_status_t (EFIAPI *create_event)(uint32_t type,
79 efi_uintn_t notify_tpl,
80 void (EFIAPI *notify_function) (
81 struct efi_event *event,
82 void *context),
83 void *notify_context, struct efi_event **event);
84 efi_status_t (EFIAPI *set_timer)(struct efi_event *event,
85 enum efi_timer_delay type,
86 uint64_t trigger_time);
87 efi_status_t (EFIAPI *wait_for_event)(efi_uintn_t number_of_events,
88 struct efi_event **event,
89 efi_uintn_t *index);
90 efi_status_t (EFIAPI *signal_event)(struct efi_event *event);
91 efi_status_t (EFIAPI *close_event)(struct efi_event *event);
92 efi_status_t (EFIAPI *check_event)(struct efi_event *event);
93 #define EFI_NATIVE_INTERFACE 0x00000000
94 efi_status_t (EFIAPI *install_protocol_interface)(
95 efi_handle_t *handle, const efi_guid_t *protocol,
96 int protocol_interface_type, void *protocol_interface);
97 efi_status_t (EFIAPI *reinstall_protocol_interface)(
98 efi_handle_t handle, const efi_guid_t *protocol,
99 void *old_interface, void *new_interface);
100 efi_status_t (EFIAPI *uninstall_protocol_interface)(
101 efi_handle_t handle, const efi_guid_t *protocol,
102 void *protocol_interface);
103 efi_status_t (EFIAPI *handle_protocol)(
104 efi_handle_t handle, const efi_guid_t *protocol,
105 void **protocol_interface);
106 void *reserved;
107 efi_status_t (EFIAPI *register_protocol_notify)(
108 const efi_guid_t *protocol, struct efi_event *event,
109 void **registration);
110 efi_status_t (EFIAPI *locate_handle)(
111 enum efi_locate_search_type search_type,
112 const efi_guid_t *protocol, void *search_key,
113 efi_uintn_t *buffer_size, efi_handle_t *buffer);
114 efi_status_t (EFIAPI *locate_device_path)(const efi_guid_t *protocol,
115 struct efi_device_path **device_path,
116 efi_handle_t *device);
117 efi_status_t (EFIAPI *install_configuration_table)(
118 efi_guid_t *guid, void *table);
119
120 efi_status_t (EFIAPI *load_image)(bool boot_policiy,
121 efi_handle_t parent_image,
122 struct efi_device_path *file_path, void *source_buffer,
123 efi_uintn_t source_size, efi_handle_t *image);
124 efi_status_t (EFIAPI *start_image)(efi_handle_t handle,
125 efi_uintn_t *exitdata_size,
126 u16 **exitdata);
127 efi_status_t (EFIAPI *exit)(efi_handle_t handle,
128 efi_status_t exit_status,
129 efi_uintn_t exitdata_size, u16 *exitdata);
130 efi_status_t (EFIAPI *unload_image)(efi_handle_t image_handle);
131 efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t, unsigned long);
132
133 efi_status_t (EFIAPI *get_next_monotonic_count)(u64 *count);
134 efi_status_t (EFIAPI *stall)(unsigned long usecs);
135 efi_status_t (EFIAPI *set_watchdog_timer)(unsigned long timeout,
136 uint64_t watchdog_code, unsigned long data_size,
137 uint16_t *watchdog_data);
138 efi_status_t(EFIAPI *connect_controller)(efi_handle_t controller_handle,
139 efi_handle_t *driver_image_handle,
140 struct efi_device_path *remaining_device_path,
141 bool recursive);
142 efi_status_t (EFIAPI *disconnect_controller)(
143 efi_handle_t controller_handle,
144 efi_handle_t driver_image_handle,
145 efi_handle_t child_handle);
146 #define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL 0x00000001
147 #define EFI_OPEN_PROTOCOL_GET_PROTOCOL 0x00000002
148 #define EFI_OPEN_PROTOCOL_TEST_PROTOCOL 0x00000004
149 #define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008
150 #define EFI_OPEN_PROTOCOL_BY_DRIVER 0x00000010
151 #define EFI_OPEN_PROTOCOL_EXCLUSIVE 0x00000020
152 efi_status_t (EFIAPI *open_protocol)(efi_handle_t handle,
153 const efi_guid_t *protocol, void **interface,
154 efi_handle_t agent_handle,
155 efi_handle_t controller_handle, u32 attributes);
156 efi_status_t (EFIAPI *close_protocol)(
157 efi_handle_t handle, const efi_guid_t *protocol,
158 efi_handle_t agent_handle,
159 efi_handle_t controller_handle);
160 efi_status_t(EFIAPI *open_protocol_information)(efi_handle_t handle,
161 const efi_guid_t *protocol,
162 struct efi_open_protocol_info_entry **entry_buffer,
163 efi_uintn_t *entry_count);
164 efi_status_t (EFIAPI *protocols_per_handle)(efi_handle_t handle,
165 efi_guid_t ***protocol_buffer,
166 efi_uintn_t *protocols_buffer_count);
167 efi_status_t (EFIAPI *locate_handle_buffer) (
168 enum efi_locate_search_type search_type,
169 const efi_guid_t *protocol, void *search_key,
170 efi_uintn_t *no_handles, efi_handle_t **buffer);
171 efi_status_t (EFIAPI *locate_protocol)(const efi_guid_t *protocol,
172 void *registration, void **protocol_interface);
173 efi_status_t (EFIAPI *install_multiple_protocol_interfaces)(
174 efi_handle_t *handle, ...);
175 efi_status_t (EFIAPI *uninstall_multiple_protocol_interfaces)(
176 efi_handle_t handle, ...);
177 efi_status_t (EFIAPI *calculate_crc32)(const void *data,
178 efi_uintn_t data_size,
179 u32 *crc32);
180 void (EFIAPI *copy_mem)(void *destination, const void *source,
181 size_t length);
182 void (EFIAPI *set_mem)(void *buffer, size_t size, uint8_t value);
183 efi_status_t (EFIAPI *create_event_ex)(
184 uint32_t type, efi_uintn_t notify_tpl,
185 void (EFIAPI *notify_function) (
186 struct efi_event *event,
187 void *context),
188 void *notify_context,
189 efi_guid_t *event_group,
190 struct efi_event **event);
191 };
192
193 /* Types and defines for EFI ResetSystem */
194 enum efi_reset_type {
195 EFI_RESET_COLD = 0,
196 EFI_RESET_WARM = 1,
197 EFI_RESET_SHUTDOWN = 2,
198 EFI_RESET_PLATFORM_SPECIFIC = 3,
199 };
200
201 /* EFI Runtime Services table */
202 #define EFI_RUNTIME_SERVICES_SIGNATURE 0x56524553544e5552ULL
203
204 #define CAPSULE_FLAGS_PERSIST_ACROSS_RESET 0x00010000
205 #define CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE 0x00020000
206 #define CAPSULE_FLAGS_INITIATE_RESET 0x00040000
207
208 struct efi_capsule_header {
209 efi_guid_t *capsule_guid;
210 u32 header_size;
211 u32 flags;
212 u32 capsule_image_size;
213 };
214
215 struct efi_runtime_services {
216 struct efi_table_hdr hdr;
217 efi_status_t (EFIAPI *get_time)(struct efi_time *time,
218 struct efi_time_cap *capabilities);
219 efi_status_t (EFIAPI *set_time)(struct efi_time *time);
220 efi_status_t (EFIAPI *get_wakeup_time)(char *enabled, char *pending,
221 struct efi_time *time);
222 efi_status_t (EFIAPI *set_wakeup_time)(char enabled,
223 struct efi_time *time);
224 efi_status_t (EFIAPI *set_virtual_address_map)(
225 unsigned long memory_map_size,
226 unsigned long descriptor_size,
227 uint32_t descriptor_version,
228 struct efi_mem_desc *virtmap);
229 efi_status_t (*convert_pointer)(unsigned long dbg, void **address);
230 efi_status_t (EFIAPI *get_variable)(u16 *variable_name,
231 const efi_guid_t *vendor,
232 u32 *attributes,
233 efi_uintn_t *data_size, void *data);
234 efi_status_t (EFIAPI *get_next_variable_name)(
235 efi_uintn_t *variable_name_size,
236 u16 *variable_name, const efi_guid_t *vendor);
237 efi_status_t (EFIAPI *set_variable)(u16 *variable_name,
238 const efi_guid_t *vendor,
239 u32 attributes,
240 efi_uintn_t data_size,
241 const void *data);
242 efi_status_t (EFIAPI *get_next_high_mono_count)(
243 uint32_t *high_count);
244 void (EFIAPI *reset_system)(enum efi_reset_type reset_type,
245 efi_status_t reset_status,
246 unsigned long data_size, void *reset_data);
247 efi_status_t (EFIAPI *update_capsule)(
248 struct efi_capsule_header **capsule_header_array,
249 efi_uintn_t capsule_count,
250 u64 scatter_gather_list);
251 efi_status_t (EFIAPI *query_capsule_caps)(
252 struct efi_capsule_header **capsule_header_array,
253 efi_uintn_t capsule_count,
254 u64 *maximum_capsule_size,
255 u32 *reset_type);
256 efi_status_t (EFIAPI *query_variable_info)(
257 u32 attributes,
258 u64 *maximum_variable_storage_size,
259 u64 *remaining_variable_storage_size,
260 u64 *maximum_variable_size);
261 };
262
263 /* EFI event group GUID definitions */
264 #define EFI_EVENT_GROUP_EXIT_BOOT_SERVICES \
265 EFI_GUID(0x27abf055, 0xb1b8, 0x4c26, 0x80, 0x48, \
266 0x74, 0x8f, 0x37, 0xba, 0xa2, 0xdf)
267
268 #define EFI_EVENT_GROUP_VIRTUAL_ADDRESS_CHANGE \
269 EFI_GUID(0x13fa7698, 0xc831, 0x49c7, 0x87, 0xea, \
270 0x8f, 0x43, 0xfc, 0xc2, 0x51, 0x96)
271
272 #define EFI_EVENT_GROUP_MEMORY_MAP_CHANGE \
273 EFI_GUID(0x78bee926, 0x692f, 0x48fd, 0x9e, 0xdb, \
274 0x01, 0x42, 0x2e, 0xf0, 0xd7, 0xab)
275
276 #define EFI_EVENT_GROUP_READY_TO_BOOT \
277 EFI_GUID(0x7ce88fb3, 0x4bd7, 0x4679, 0x87, 0xa8, \
278 0xa8, 0xd8, 0xde, 0xe5, 0x0d, 0x2b)
279
280 #define EFI_EVENT_GROUP_RESET_SYSTEM \
281 EFI_GUID(0x62da6a56, 0x13fb, 0x485a, 0xa8, 0xda, \
282 0xa3, 0xdd, 0x79, 0x12, 0xcb, 0x6b)
283
284 /* EFI Configuration Table and GUID definitions */
285 #define NULL_GUID \
286 EFI_GUID(0x00000000, 0x0000, 0x0000, 0x00, 0x00, \
287 0x00, 0x00, 0x00, 0x00, 0x00, 0x00)
288
289 #define EFI_GLOBAL_VARIABLE_GUID \
290 EFI_GUID(0x8be4df61, 0x93ca, 0x11d2, 0xaa, 0x0d, \
291 0x00, 0xe0, 0x98, 0x03, 0x2b, 0x8c)
292
293 #define LOADED_IMAGE_PROTOCOL_GUID \
294 EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, 0x8e, 0x3f, \
295 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
296
297 #define EFI_FDT_GUID \
298 EFI_GUID(0xb1b621d5, 0xf19c, 0x41a5, \
299 0x83, 0x0b, 0xd9, 0x15, 0x2c, 0x69, 0xaa, 0xe0)
300
301 #define EFI_ACPI_TABLE_GUID \
302 EFI_GUID(0x8868e871, 0xe4f1, 0x11d3, \
303 0xbc, 0x22, 0x00, 0x80, 0xc7, 0x3c, 0x88, 0x81)
304
305 #define SMBIOS_TABLE_GUID \
306 EFI_GUID(0xeb9d2d31, 0x2d88, 0x11d3, \
307 0x9a, 0x16, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
308
309 struct efi_configuration_table {
310 efi_guid_t guid;
311 void *table;
312 } __packed;
313
314 #define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)
315
316 struct efi_system_table {
317 struct efi_table_hdr hdr;
318 u16 *fw_vendor; /* physical addr of wchar_t vendor string */
319 u32 fw_revision;
320 efi_handle_t con_in_handle;
321 struct efi_simple_text_input_protocol *con_in;
322 efi_handle_t con_out_handle;
323 struct efi_simple_text_output_protocol *con_out;
324 efi_handle_t stderr_handle;
325 struct efi_simple_text_output_protocol *std_err;
326 struct efi_runtime_services *runtime;
327 struct efi_boot_services *boottime;
328 efi_uintn_t nr_tables;
329 struct efi_configuration_table *tables;
330 };
331
332 #define LOADED_IMAGE_GUID \
333 EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, \
334 0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
335
336 #define EFI_LOADED_IMAGE_PROTOCOL_REVISION 0x1000
337
338 struct efi_loaded_image {
339 u32 revision;
340 void *parent_handle;
341 struct efi_system_table *system_table;
342 efi_handle_t device_handle;
343 struct efi_device_path *file_path;
344 void *reserved;
345 u32 load_options_size;
346 void *load_options;
347 void *image_base;
348 aligned_u64 image_size;
349 unsigned int image_code_type;
350 unsigned int image_data_type;
351 unsigned long unload;
352 };
353
354 #define DEVICE_PATH_GUID \
355 EFI_GUID(0x09576e91, 0x6d3f, 0x11d2, \
356 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
357
358 #define DEVICE_PATH_TYPE_END 0x7f
359 # define DEVICE_PATH_SUB_TYPE_INSTANCE_END 0x01
360 # define DEVICE_PATH_SUB_TYPE_END 0xff
361
362 struct efi_device_path {
363 u8 type;
364 u8 sub_type;
365 u16 length;
366 } __packed;
367
368 struct efi_mac_addr {
369 u8 addr[32];
370 } __packed;
371
372 #define DEVICE_PATH_TYPE_HARDWARE_DEVICE 0x01
373 # define DEVICE_PATH_SUB_TYPE_MEMORY 0x03
374 # define DEVICE_PATH_SUB_TYPE_VENDOR 0x04
375
376 struct efi_device_path_memory {
377 struct efi_device_path dp;
378 u32 memory_type;
379 u64 start_address;
380 u64 end_address;
381 } __packed;
382
383 struct efi_device_path_vendor {
384 struct efi_device_path dp;
385 efi_guid_t guid;
386 u8 vendor_data[];
387 } __packed;
388
389 #define DEVICE_PATH_TYPE_ACPI_DEVICE 0x02
390 # define DEVICE_PATH_SUB_TYPE_ACPI_DEVICE 0x01
391
392 #define EFI_PNP_ID(ID) (u32)(((ID) << 16) | 0x41D0)
393 #define EISA_PNP_ID(ID) EFI_PNP_ID(ID)
394 #define EISA_PNP_NUM(ID) ((ID) >> 16)
395
396 struct efi_device_path_acpi_path {
397 struct efi_device_path dp;
398 u32 hid;
399 u32 uid;
400 } __packed;
401
402 #define DEVICE_PATH_TYPE_MESSAGING_DEVICE 0x03
403 # define DEVICE_PATH_SUB_TYPE_MSG_ATAPI 0x01
404 # define DEVICE_PATH_SUB_TYPE_MSG_SCSI 0x02
405 # define DEVICE_PATH_SUB_TYPE_MSG_USB 0x05
406 # define DEVICE_PATH_SUB_TYPE_MSG_MAC_ADDR 0x0b
407 # define DEVICE_PATH_SUB_TYPE_MSG_USB_CLASS 0x0f
408 # define DEVICE_PATH_SUB_TYPE_MSG_SD 0x1a
409 # define DEVICE_PATH_SUB_TYPE_MSG_MMC 0x1d
410
411 struct efi_device_path_atapi {
412 struct efi_device_path dp;
413 u8 primary_secondary;
414 u8 slave_master;
415 u16 logical_unit_number;
416 } __packed;
417
418 struct efi_device_path_scsi {
419 struct efi_device_path dp;
420 u16 target_id;
421 u16 logical_unit_number;
422 } __packed;
423
424 struct efi_device_path_usb {
425 struct efi_device_path dp;
426 u8 parent_port_number;
427 u8 usb_interface;
428 } __packed;
429
430 struct efi_device_path_mac_addr {
431 struct efi_device_path dp;
432 struct efi_mac_addr mac;
433 u8 if_type;
434 } __packed;
435
436 struct efi_device_path_usb_class {
437 struct efi_device_path dp;
438 u16 vendor_id;
439 u16 product_id;
440 u8 device_class;
441 u8 device_subclass;
442 u8 device_protocol;
443 } __packed;
444
445 struct efi_device_path_sd_mmc_path {
446 struct efi_device_path dp;
447 u8 slot_number;
448 } __packed;
449
450 #define DEVICE_PATH_TYPE_MEDIA_DEVICE 0x04
451 # define DEVICE_PATH_SUB_TYPE_HARD_DRIVE_PATH 0x01
452 # define DEVICE_PATH_SUB_TYPE_CDROM_PATH 0x02
453 # define DEVICE_PATH_SUB_TYPE_FILE_PATH 0x04
454
455 struct efi_device_path_hard_drive_path {
456 struct efi_device_path dp;
457 u32 partition_number;
458 u64 partition_start;
459 u64 partition_end;
460 u8 partition_signature[16];
461 u8 partmap_type;
462 u8 signature_type;
463 } __packed;
464
465 struct efi_device_path_cdrom_path {
466 struct efi_device_path dp;
467 u32 boot_entry;
468 u64 partition_start;
469 u64 partition_end;
470 } __packed;
471
472 struct efi_device_path_file_path {
473 struct efi_device_path dp;
474 u16 str[];
475 } __packed;
476
477 #define BLOCK_IO_GUID \
478 EFI_GUID(0x964e5b21, 0x6459, 0x11d2, \
479 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
480
481 struct efi_block_io_media {
482 u32 media_id;
483 char removable_media;
484 char media_present;
485 char logical_partition;
486 char read_only;
487 char write_caching;
488 u8 pad[3];
489 u32 block_size;
490 u32 io_align;
491 u8 pad2[4];
492 u64 last_block;
493 /* Added in revision 2 of the protocol */
494 u64 lowest_aligned_lba;
495 u32 logical_blocks_per_physical_block;
496 /* Added in revision 3 of the protocol */
497 u32 optimal_transfer_length_granualarity;
498 };
499
500 #define EFI_BLOCK_IO_PROTOCOL_REVISION2 0x00020001
501 #define EFI_BLOCK_IO_PROTOCOL_REVISION3 0x0002001f
502
503 struct efi_block_io {
504 u64 revision;
505 struct efi_block_io_media *media;
506 efi_status_t (EFIAPI *reset)(struct efi_block_io *this,
507 char extended_verification);
508 efi_status_t (EFIAPI *read_blocks)(struct efi_block_io *this,
509 u32 media_id, u64 lba, efi_uintn_t buffer_size,
510 void *buffer);
511 efi_status_t (EFIAPI *write_blocks)(struct efi_block_io *this,
512 u32 media_id, u64 lba, efi_uintn_t buffer_size,
513 void *buffer);
514 efi_status_t (EFIAPI *flush_blocks)(struct efi_block_io *this);
515 };
516
517 struct simple_text_output_mode {
518 s32 max_mode;
519 s32 mode;
520 s32 attribute;
521 s32 cursor_column;
522 s32 cursor_row;
523 bool cursor_visible;
524 };
525
526 #define EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID \
527 EFI_GUID(0x387477c2, 0x69c7, 0x11d2, \
528 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
529
530 #define EFI_BLACK 0x00
531 #define EFI_BLUE 0x01
532 #define EFI_GREEN 0x02
533 #define EFI_CYAN 0x03
534 #define EFI_RED 0x04
535 #define EFI_MAGENTA 0x05
536 #define EFI_BROWN 0x06
537 #define EFI_LIGHTGRAY 0x07
538 #define EFI_BRIGHT 0x08
539 #define EFI_DARKGRAY 0x08
540 #define EFI_LIGHTBLUE 0x09
541 #define EFI_LIGHTGREEN 0x0a
542 #define EFI_LIGHTCYAN 0x0b
543 #define EFI_LIGHTRED 0x0c
544 #define EFI_LIGHTMAGENTA 0x0d
545 #define EFI_YELLOW 0x0e
546 #define EFI_WHITE 0x0f
547 #define EFI_BACKGROUND_BLACK 0x00
548 #define EFI_BACKGROUND_BLUE 0x10
549 #define EFI_BACKGROUND_GREEN 0x20
550 #define EFI_BACKGROUND_CYAN 0x30
551 #define EFI_BACKGROUND_RED 0x40
552 #define EFI_BACKGROUND_MAGENTA 0x50
553 #define EFI_BACKGROUND_BROWN 0x60
554 #define EFI_BACKGROUND_LIGHTGRAY 0x70
555
556 /* extract foreground color from EFI attribute */
557 #define EFI_ATTR_FG(attr) ((attr) & 0x07)
558 /* treat high bit of FG as bright/bold (similar to edk2) */
559 #define EFI_ATTR_BOLD(attr) (((attr) >> 3) & 0x01)
560 /* extract background color from EFI attribute */
561 #define EFI_ATTR_BG(attr) (((attr) >> 4) & 0x7)
562
563 struct efi_simple_text_output_protocol {
564 void *reset;
565 efi_status_t (EFIAPI *output_string)(
566 struct efi_simple_text_output_protocol *this,
567 const efi_string_t str);
568 efi_status_t (EFIAPI *test_string)(
569 struct efi_simple_text_output_protocol *this,
570 const efi_string_t str);
571 efi_status_t(EFIAPI *query_mode)(
572 struct efi_simple_text_output_protocol *this,
573 unsigned long mode_number, unsigned long *columns,
574 unsigned long *rows);
575 efi_status_t(EFIAPI *set_mode)(
576 struct efi_simple_text_output_protocol *this,
577 unsigned long mode_number);
578 efi_status_t(EFIAPI *set_attribute)(
579 struct efi_simple_text_output_protocol *this,
580 unsigned long attribute);
581 efi_status_t(EFIAPI *clear_screen) (
582 struct efi_simple_text_output_protocol *this);
583 efi_status_t(EFIAPI *set_cursor_position) (
584 struct efi_simple_text_output_protocol *this,
585 unsigned long column, unsigned long row);
586 efi_status_t(EFIAPI *enable_cursor)(
587 struct efi_simple_text_output_protocol *this,
588 bool enable);
589 struct simple_text_output_mode *mode;
590 };
591
592 #define EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL_GUID \
593 EFI_GUID(0xdd9e7534, 0x7762, 0x4698, \
594 0x8c, 0x14, 0xf5, 0x85, 0x17, 0xa6, 0x25, 0xaa)
595
596 struct efi_input_key {
597 u16 scan_code;
598 s16 unicode_char;
599 };
600
601 #define EFI_SHIFT_STATE_INVALID 0x00000000
602 #define EFI_RIGHT_SHIFT_PRESSED 0x00000001
603 #define EFI_LEFT_SHIFT_PRESSED 0x00000002
604 #define EFI_RIGHT_CONTROL_PRESSED 0x00000004
605 #define EFI_LEFT_CONTROL_PRESSED 0x00000008
606 #define EFI_RIGHT_ALT_PRESSED 0x00000010
607 #define EFI_LEFT_ALT_PRESSED 0x00000020
608 #define EFI_RIGHT_LOGO_PRESSED 0x00000040
609 #define EFI_LEFT_LOGO_PRESSED 0x00000080
610 #define EFI_MENU_KEY_PRESSED 0x00000100
611 #define EFI_SYS_REQ_PRESSED 0x00000200
612 #define EFI_SHIFT_STATE_VALID 0x80000000
613
614 #define EFI_TOGGLE_STATE_INVALID 0x00
615 #define EFI_SCROLL_LOCK_ACTIVE 0x01
616 #define EFI_NUM_LOCK_ACTIVE 0x02
617 #define EFI_CAPS_LOCK_ACTIVE 0x04
618 #define EFI_KEY_STATE_EXPOSED 0x40
619 #define EFI_TOGGLE_STATE_VALID 0x80
620
621 struct efi_key_state {
622 u32 key_shift_state;
623 u8 key_toggle_state;
624 };
625
626 struct efi_key_data {
627 struct efi_input_key key;
628 struct efi_key_state key_state;
629 };
630
631 struct efi_simple_text_input_ex_protocol {
632 efi_status_t (EFIAPI *reset) (
633 struct efi_simple_text_input_ex_protocol *this,
634 bool extended_verification);
635 efi_status_t (EFIAPI *read_key_stroke_ex) (
636 struct efi_simple_text_input_ex_protocol *this,
637 struct efi_key_data *key_data);
638 struct efi_event *wait_for_key_ex;
639 efi_status_t (EFIAPI *set_state) (
640 struct efi_simple_text_input_ex_protocol *this,
641 u8 key_toggle_state);
642 efi_status_t (EFIAPI *register_key_notify) (
643 struct efi_simple_text_input_ex_protocol *this,
644 struct efi_key_data *key_data,
645 efi_status_t (EFIAPI *key_notify_function)(
646 struct efi_key_data *key_data),
647 void **notify_handle);
648 efi_status_t (EFIAPI *unregister_key_notify) (
649 struct efi_simple_text_input_ex_protocol *this,
650 void *notification_handle);
651 };
652
653 #define EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID \
654 EFI_GUID(0x387477c1, 0x69c7, 0x11d2, \
655 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
656
657 struct efi_simple_text_input_protocol {
658 efi_status_t(EFIAPI *reset)(struct efi_simple_text_input_protocol *this,
659 bool extended_verification);
660 efi_status_t(EFIAPI *read_key_stroke)(
661 struct efi_simple_text_input_protocol *this,
662 struct efi_input_key *key);
663 struct efi_event *wait_for_key;
664 };
665
666 #define EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID \
667 EFI_GUID(0x8b843e20, 0x8132, 0x4852, \
668 0x90, 0xcc, 0x55, 0x1a, 0x4e, 0x4a, 0x7f, 0x1c)
669
670 struct efi_device_path_to_text_protocol {
671 uint16_t *(EFIAPI *convert_device_node_to_text)(
672 struct efi_device_path *device_node,
673 bool display_only,
674 bool allow_shortcuts);
675 uint16_t *(EFIAPI *convert_device_path_to_text)(
676 struct efi_device_path *device_path,
677 bool display_only,
678 bool allow_shortcuts);
679 };
680
681 #define EFI_DEVICE_PATH_UTILITIES_PROTOCOL_GUID \
682 EFI_GUID(0x0379be4e, 0xd706, 0x437d, \
683 0xb0, 0x37, 0xed, 0xb8, 0x2f, 0xb7, 0x72, 0xa4)
684
685 struct efi_device_path_utilities_protocol {
686 efi_uintn_t (EFIAPI *get_device_path_size)(
687 const struct efi_device_path *device_path);
688 struct efi_device_path *(EFIAPI *duplicate_device_path)(
689 const struct efi_device_path *device_path);
690 struct efi_device_path *(EFIAPI *append_device_path)(
691 const struct efi_device_path *src1,
692 const struct efi_device_path *src2);
693 struct efi_device_path *(EFIAPI *append_device_node)(
694 const struct efi_device_path *device_path,
695 const struct efi_device_path *device_node);
696 struct efi_device_path *(EFIAPI *append_device_path_instance)(
697 const struct efi_device_path *device_path,
698 const struct efi_device_path *device_path_instance);
699 struct efi_device_path *(EFIAPI *get_next_device_path_instance)(
700 struct efi_device_path **device_path_instance,
701 efi_uintn_t *device_path_instance_size);
702 bool (EFIAPI *is_device_path_multi_instance)(
703 const struct efi_device_path *device_path);
704 struct efi_device_path *(EFIAPI *create_device_node)(
705 uint8_t node_type,
706 uint8_t node_sub_type,
707 uint16_t node_length);
708 };
709
710 /*
711 * Human Interface Infrastructure (HII)
712 */
713 struct efi_hii_package_list_header {
714 efi_guid_t package_list_guid;
715 u32 package_length;
716 } __packed;
717
718 /**
719 * struct efi_hii_package_header - EFI HII package header
720 *
721 * @fields: 'fields' replaces the bit-fields defined in the EFI
722 * specification to to avoid possible compiler incompatibilities::
723 *
724 * u32 length:24;
725 * u32 type:8;
726 */
727 struct efi_hii_package_header {
728 u32 fields;
729 } __packed;
730
731 #define __EFI_HII_PACKAGE_LEN_SHIFT 0
732 #define __EFI_HII_PACKAGE_TYPE_SHIFT 24
733 #define __EFI_HII_PACKAGE_LEN_MASK 0xffffff
734 #define __EFI_HII_PACKAGE_TYPE_MASK 0xff
735
736 #define EFI_HII_PACKAGE_TYPE_ALL 0x00
737 #define EFI_HII_PACKAGE_TYPE_GUID 0x01
738 #define EFI_HII_PACKAGE_FORMS 0x02
739 #define EFI_HII_PACKAGE_STRINGS 0x04
740 #define EFI_HII_PACKAGE_FONTS 0x05
741 #define EFI_HII_PACKAGE_IMAGES 0x06
742 #define EFI_HII_PACKAGE_SIMPLE_FONTS 0x07
743 #define EFI_HII_PACKAGE_DEVICE_PATH 0x08
744 #define EFI_HII_PACKAGE_KEYBOARD_LAYOUT 0x09
745 #define EFI_HII_PACKAGE_ANIMATIONS 0x0A
746 #define EFI_HII_PACKAGE_END 0xDF
747 #define EFI_HII_PACKAGE_TYPE_SYSTEM_BEGIN 0xE0
748 #define EFI_HII_PACKAGE_TYPE_SYSTEM_END 0xFF
749
750 /*
751 * HII GUID package
752 */
753 struct efi_hii_guid_package {
754 struct efi_hii_package_header header;
755 efi_guid_t guid;
756 char data[];
757 } __packed;
758
759 /*
760 * HII string package
761 */
762 struct efi_hii_strings_package {
763 struct efi_hii_package_header header;
764 u32 header_size;
765 u32 string_info_offset;
766 u16 language_window[16];
767 efi_string_id_t language_name;
768 u8 language[];
769 } __packed;
770
771 struct efi_hii_string_block {
772 u8 block_type;
773 /* u8 block_body[]; */
774 } __packed;
775
776 #define EFI_HII_SIBT_END 0x00
777 #define EFI_HII_SIBT_STRING_SCSU 0x10
778 #define EFI_HII_SIBT_STRING_SCSU_FONT 0x11
779 #define EFI_HII_SIBT_STRINGS_SCSU 0x12
780 #define EFI_HII_SIBT_STRINGS_SCSU_FONT 0x13
781 #define EFI_HII_SIBT_STRING_UCS2 0x14
782 #define EFI_HII_SIBT_STRING_UCS2_FONT 0x15
783 #define EFI_HII_SIBT_STRINGS_UCS2 0x16
784 #define EFI_HII_SIBT_STRINGS_UCS2_FONT 0x17
785 #define EFI_HII_SIBT_DUPLICATE 0x20
786 #define EFI_HII_SIBT_SKIP2 0x21
787 #define EFI_HII_SIBT_SKIP1 0x22
788 #define EFI_HII_SIBT_EXT1 0x30
789 #define EFI_HII_SIBT_EXT2 0x31
790 #define EFI_HII_SIBT_EXT4 0x32
791 #define EFI_HII_SIBT_FONT 0x40
792
793 struct efi_hii_sibt_string_ucs2_block {
794 struct efi_hii_string_block header;
795 u16 string_text[];
796 } __packed;
797
798 static inline struct efi_hii_string_block *
efi_hii_sibt_string_ucs2_block_next(struct efi_hii_sibt_string_ucs2_block * blk)799 efi_hii_sibt_string_ucs2_block_next(struct efi_hii_sibt_string_ucs2_block *blk)
800 {
801 return ((void *)blk) + sizeof(*blk) +
802 (u16_strlen(blk->string_text) + 1) * 2;
803 }
804
805 /*
806 * HII forms package
807 * TODO: full scope of definitions
808 */
809 struct efi_hii_time {
810 u8 hour;
811 u8 minute;
812 u8 second;
813 };
814
815 struct efi_hii_date {
816 u16 year;
817 u8 month;
818 u8 day;
819 };
820
821 struct efi_hii_ref {
822 efi_question_id_t question_id;
823 efi_form_id_t form_id;
824 efi_guid_t form_set_guid;
825 efi_string_id_t device_path;
826 };
827
828 union efi_ifr_type_value {
829 u8 u8; // EFI_IFR_TYPE_NUM_SIZE_8
830 u16 u16; // EFI_IFR_TYPE_NUM_SIZE_16
831 u32 u32; // EFI_IFR_TYPE_NUM_SIZE_32
832 u64 u64; // EFI_IFR_TYPE_NUM_SIZE_64
833 bool b; // EFI_IFR_TYPE_BOOLEAN
834 struct efi_hii_time time; // EFI_IFR_TYPE_TIME
835 struct efi_hii_date date; // EFI_IFR_TYPE_DATE
836 efi_string_id_t string; // EFI_IFR_TYPE_STRING, EFI_IFR_TYPE_ACTION
837 struct efi_hii_ref ref; // EFI_IFR_TYPE_REF
838 // u8 buffer[]; // EFI_IFR_TYPE_BUFFER
839 };
840
841 #define EFI_IFR_TYPE_NUM_SIZE_8 0x00
842 #define EFI_IFR_TYPE_NUM_SIZE_16 0x01
843 #define EFI_IFR_TYPE_NUM_SIZE_32 0x02
844 #define EFI_IFR_TYPE_NUM_SIZE_64 0x03
845 #define EFI_IFR_TYPE_BOOLEAN 0x04
846 #define EFI_IFR_TYPE_TIME 0x05
847 #define EFI_IFR_TYPE_DATE 0x06
848 #define EFI_IFR_TYPE_STRING 0x07
849 #define EFI_IFR_TYPE_OTHER 0x08
850 #define EFI_IFR_TYPE_UNDEFINED 0x09
851 #define EFI_IFR_TYPE_ACTION 0x0A
852 #define EFI_IFR_TYPE_BUFFER 0x0B
853 #define EFI_IFR_TYPE_REF 0x0C
854 #define EFI_IFR_OPTION_DEFAULT 0x10
855 #define EFI_IFR_OPTION_DEFAULT_MFG 0x20
856
857 #define EFI_IFR_ONE_OF_OPTION_OP 0x09
858
859 struct efi_ifr_op_header {
860 u8 opCode;
861 u8 length:7;
862 u8 scope:1;
863 };
864
865 struct efi_ifr_one_of_option {
866 struct efi_ifr_op_header header;
867 efi_string_id_t option;
868 u8 flags;
869 u8 type;
870 union efi_ifr_type_value value;
871 };
872
873 typedef efi_uintn_t efi_browser_action_t;
874
875 #define EFI_BROWSER_ACTION_REQUEST_NONE 0
876 #define EFI_BROWSER_ACTION_REQUEST_RESET 1
877 #define EFI_BROWSER_ACTION_REQUEST_SUBMIT 2
878 #define EFI_BROWSER_ACTION_REQUEST_EXIT 3
879 #define EFI_BROWSER_ACTION_REQUEST_FORM_SUBMIT_EXIT 4
880 #define EFI_BROWSER_ACTION_REQUEST_FORM_DISCARD_EXIT 5
881 #define EFI_BROWSER_ACTION_REQUEST_FORM_APPLY 6
882 #define EFI_BROWSER_ACTION_REQUEST_FORM_DISCARD 7
883 #define EFI_BROWSER_ACTION_REQUEST_RECONNECT 8
884
885 typedef efi_uintn_t efi_browser_action_request_t;
886
887 #define EFI_BROWSER_ACTION_CHANGING 0
888 #define EFI_BROWSER_ACTION_CHANGED 1
889 #define EFI_BROWSER_ACTION_RETRIEVE 2
890 #define EFI_BROWSER_ACTION_FORM_OPEN 3
891 #define EFI_BROWSER_ACTION_FORM_CLOSE 4
892 #define EFI_BROWSER_ACTION_SUBMITTED 5
893 #define EFI_BROWSER_ACTION_DEFAULT_STANDARD 0x1000
894 #define EFI_BROWSER_ACTION_DEFAULT_MANUFACTURING 0x1001
895 #define EFI_BROWSER_ACTION_DEFAULT_SAFE 0x1002
896 #define EFI_BROWSER_ACTION_DEFAULT_PLATFORM 0x2000
897 #define EFI_BROWSER_ACTION_DEFAULT_HARDWARE 0x3000
898 #define EFI_BROWSER_ACTION_DEFAULT_FIRMWARE 0x4000
899
900 /*
901 * HII keyboard package
902 */
903 typedef enum {
904 EFI_KEY_LCTRL, EFI_KEY_A0, EFI_KEY_LALT, EFI_KEY_SPACE_BAR,
905 EFI_KEY_A2, EFI_KEY_A3, EFI_KEY_A4, EFI_KEY_RCTRL, EFI_KEY_LEFT_ARROW,
906 EFI_KEY_DOWN_ARROW, EFI_KEY_RIGHT_ARROW, EFI_KEY_ZERO,
907 EFI_KEY_PERIOD, EFI_KEY_ENTER, EFI_KEY_LSHIFT, EFI_KEY_B0,
908 EFI_KEY_B1, EFI_KEY_B2, EFI_KEY_B3, EFI_KEY_B4, EFI_KEY_B5, EFI_KEY_B6,
909 EFI_KEY_B7, EFI_KEY_B8, EFI_KEY_B9, EFI_KEY_B10, EFI_KEY_RSHIFT,
910 EFI_KEY_UP_ARROW, EFI_KEY_ONE, EFI_KEY_TWO, EFI_KEY_THREE,
911 EFI_KEY_CAPS_LOCK, EFI_KEY_C1, EFI_KEY_C2, EFI_KEY_C3, EFI_KEY_C4,
912 EFI_KEY_C5, EFI_KEY_C6, EFI_KEY_C7, EFI_KEY_C8, EFI_KEY_C9,
913 EFI_KEY_C10, EFI_KEY_C11, EFI_KEY_C12, EFI_KEY_FOUR, EFI_KEY_FIVE,
914 EFI_KEY_SIX, EFI_KEY_PLUS, EFI_KEY_TAB, EFI_KEY_D1, EFI_KEY_D2,
915 EFI_KEY_D3, EFI_KEY_D4, EFI_KEY_D5, EFI_KEY_D6, EFI_KEY_D7, EFI_KEY_D8,
916 EFI_KEY_D9, EFI_KEY_D10, EFI_KEY_D11, EFI_KEY_D12, EFI_KEY_D13,
917 EFI_KEY_DEL, EFI_KEY_END, EFI_KEY_PG_DN, EFI_KEY_SEVEN, EFI_KEY_EIGHT,
918 EFI_KEY_NINE, EFI_KEY_E0, EFI_KEY_E1, EFI_KEY_E2, EFI_KEY_E3,
919 EFI_KEY_E4, EFI_KEY_E5, EFI_KEY_E6, EFI_KEY_E7, EFI_KEY_E8, EFI_KEY_E9,
920 EFI_KEY_E10, EFI_KEY_E11, EFI_KEY_E12, EFI_KEY_BACK_SPACE,
921 EFI_KEY_INS, EFI_KEY_HOME, EFI_KEY_PG_UP, EFI_KEY_NLCK, EFI_KEY_SLASH,
922 EFI_KEY_ASTERISK, EFI_KEY_MINUS, EFI_KEY_ESC, EFI_KEY_F1, EFI_KEY_F2,
923 EFI_KEY_F3, EFI_KEY_F4, EFI_KEY_F5, EFI_KEY_F6, EFI_KEY_F7, EFI_KEY_F8,
924 EFI_KEY_F9, EFI_KEY_F10, EFI_KEY_F11, EFI_KEY_F12, EFI_KEY_PRINT,
925 EFI_KEY_SLCK, EFI_KEY_PAUSE,
926 } efi_key;
927
928 struct efi_key_descriptor {
929 u32 key;
930 u16 unicode;
931 u16 shifted_unicode;
932 u16 alt_gr_unicode;
933 u16 shifted_alt_gr_unicode;
934 u16 modifier;
935 u16 affected_attribute;
936 } __packed;
937
938 struct efi_hii_keyboard_layout {
939 u16 layout_length;
940 efi_guid_t guid;
941 u32 layout_descriptor_string_offset;
942 u8 descriptor_count;
943 struct efi_key_descriptor descriptors[];
944 } __packed;
945
946 struct efi_hii_keyboard_package {
947 struct efi_hii_package_header header;
948 u16 layout_count;
949 struct efi_hii_keyboard_layout layout[];
950 } __packed;
951
952 /*
953 * HII protocols
954 */
955 #define EFI_HII_STRING_PROTOCOL_GUID \
956 EFI_GUID(0x0fd96974, 0x23aa, 0x4cdc, \
957 0xb9, 0xcb, 0x98, 0xd1, 0x77, 0x50, 0x32, 0x2a)
958
959 struct efi_font_info {
960 efi_hii_font_style_t font_style;
961 u16 font_size;
962 u16 font_name[1];
963 };
964
965 struct efi_hii_string_protocol {
966 efi_status_t(EFIAPI *new_string)(
967 const struct efi_hii_string_protocol *this,
968 efi_hii_handle_t package_list,
969 efi_string_id_t *string_id,
970 const u8 *language,
971 const u16 *language_name,
972 const efi_string_t string,
973 const struct efi_font_info *string_font_info);
974 efi_status_t(EFIAPI *get_string)(
975 const struct efi_hii_string_protocol *this,
976 const u8 *language,
977 efi_hii_handle_t package_list,
978 efi_string_id_t string_id,
979 efi_string_t string,
980 efi_uintn_t *string_size,
981 struct efi_font_info **string_font_info);
982 efi_status_t(EFIAPI *set_string)(
983 const struct efi_hii_string_protocol *this,
984 efi_hii_handle_t package_list,
985 efi_string_id_t string_id,
986 const u8 *language,
987 const efi_string_t string,
988 const struct efi_font_info *string_font_info);
989 efi_status_t(EFIAPI *get_languages)(
990 const struct efi_hii_string_protocol *this,
991 efi_hii_handle_t package_list,
992 u8 *languages,
993 efi_uintn_t *languages_size);
994 efi_status_t(EFIAPI *get_secondary_languages)(
995 const struct efi_hii_string_protocol *this,
996 efi_hii_handle_t package_list,
997 const u8 *primary_language,
998 u8 *secondary_languages,
999 efi_uintn_t *secondary_languages_size);
1000 };
1001
1002 #define EFI_HII_DATABASE_PROTOCOL_GUID \
1003 EFI_GUID(0xef9fc172, 0xa1b2, 0x4693, \
1004 0xb3, 0x27, 0x6d, 0x32, 0xfc, 0x41, 0x60, 0x42)
1005
1006 struct efi_hii_database_protocol {
1007 efi_status_t(EFIAPI *new_package_list)(
1008 const struct efi_hii_database_protocol *this,
1009 const struct efi_hii_package_list_header *package_list,
1010 const efi_handle_t driver_handle,
1011 efi_hii_handle_t *handle);
1012 efi_status_t(EFIAPI *remove_package_list)(
1013 const struct efi_hii_database_protocol *this,
1014 efi_hii_handle_t handle);
1015 efi_status_t(EFIAPI *update_package_list)(
1016 const struct efi_hii_database_protocol *this,
1017 efi_hii_handle_t handle,
1018 const struct efi_hii_package_list_header *package_list);
1019 efi_status_t(EFIAPI *list_package_lists)(
1020 const struct efi_hii_database_protocol *this,
1021 u8 package_type,
1022 const efi_guid_t *package_guid,
1023 efi_uintn_t *handle_buffer_length,
1024 efi_hii_handle_t *handle);
1025 efi_status_t(EFIAPI *export_package_lists)(
1026 const struct efi_hii_database_protocol *this,
1027 efi_hii_handle_t handle,
1028 efi_uintn_t *buffer_size,
1029 struct efi_hii_package_list_header *buffer);
1030 efi_status_t(EFIAPI *register_package_notify)(
1031 const struct efi_hii_database_protocol *this,
1032 u8 package_type,
1033 const efi_guid_t *package_guid,
1034 const void *package_notify_fn,
1035 efi_uintn_t notify_type,
1036 efi_handle_t *notify_handle);
1037 efi_status_t(EFIAPI *unregister_package_notify)(
1038 const struct efi_hii_database_protocol *this,
1039 efi_handle_t notification_handle
1040 );
1041 efi_status_t(EFIAPI *find_keyboard_layouts)(
1042 const struct efi_hii_database_protocol *this,
1043 u16 *key_guid_buffer_length,
1044 efi_guid_t *key_guid_buffer);
1045 efi_status_t(EFIAPI *get_keyboard_layout)(
1046 const struct efi_hii_database_protocol *this,
1047 efi_guid_t *key_guid,
1048 u16 *keyboard_layout_length,
1049 struct efi_hii_keyboard_layout *keyboard_layout);
1050 efi_status_t(EFIAPI *set_keyboard_layout)(
1051 const struct efi_hii_database_protocol *this,
1052 efi_guid_t *key_guid);
1053 efi_status_t(EFIAPI *get_package_list_handle)(
1054 const struct efi_hii_database_protocol *this,
1055 efi_hii_handle_t package_list_handle,
1056 efi_handle_t *driver_handle);
1057 };
1058
1059 #define EFI_HII_CONFIG_ROUTING_PROTOCOL_GUID \
1060 EFI_GUID(0x587e72d7, 0xcc50, 0x4f79, \
1061 0x82, 0x09, 0xca, 0x29, 0x1f, 0xc1, 0xa1, 0x0f)
1062
1063 struct efi_hii_config_routing_protocol {
1064 efi_status_t(EFIAPI *extract_config)(
1065 const struct efi_hii_config_routing_protocol *this,
1066 const efi_string_t request,
1067 efi_string_t *progress,
1068 efi_string_t *results);
1069 efi_status_t(EFIAPI *export_config)(
1070 const struct efi_hii_config_routing_protocol *this,
1071 efi_string_t *results);
1072 efi_status_t(EFIAPI *route_config)(
1073 const struct efi_hii_config_routing_protocol *this,
1074 const efi_string_t configuration,
1075 efi_string_t *progress);
1076 efi_status_t(EFIAPI *block_to_config)(
1077 const struct efi_hii_config_routing_protocol *this,
1078 const efi_string_t config_request,
1079 const uint8_t *block,
1080 const efi_uintn_t block_size,
1081 efi_string_t *config,
1082 efi_string_t *progress);
1083 efi_status_t(EFIAPI *config_to_block)(
1084 const struct efi_hii_config_routing_protocol *this,
1085 const efi_string_t config_resp,
1086 const uint8_t *block,
1087 const efi_uintn_t *block_size,
1088 efi_string_t *progress);
1089 efi_status_t(EFIAPI *get_alt_config)(
1090 const struct efi_hii_config_routing_protocol *this,
1091 const efi_string_t config_resp,
1092 const efi_guid_t *guid,
1093 const efi_string_t name,
1094 const struct efi_device_path *device_path,
1095 const efi_string_t alt_cfg_id,
1096 efi_string_t *alt_cfg_resp);
1097 };
1098
1099 #define EFI_HII_CONFIG_ACCESS_PROTOCOL_GUID \
1100 EFI_GUID(0x330d4706, 0xf2a0, 0x4e4f, \
1101 0xa3, 0x69, 0xb6, 0x6f, 0xa8, 0xd5, 0x43, 0x85)
1102
1103 struct efi_hii_config_access_protocol {
1104 efi_status_t(EFIAPI *extract_config_access)(
1105 const struct efi_hii_config_access_protocol *this,
1106 const efi_string_t request,
1107 efi_string_t *progress,
1108 efi_string_t *results);
1109 efi_status_t(EFIAPI *route_config_access)(
1110 const struct efi_hii_config_access_protocol *this,
1111 const efi_string_t configuration,
1112 efi_string_t *progress);
1113 efi_status_t(EFIAPI *form_callback)(
1114 const struct efi_hii_config_access_protocol *this,
1115 efi_browser_action_t action,
1116 efi_question_id_t question_id,
1117 u8 type,
1118 union efi_ifr_type_value *value,
1119 efi_browser_action_request_t *action_request);
1120 };
1121
1122 #define EFI_GOP_GUID \
1123 EFI_GUID(0x9042a9de, 0x23dc, 0x4a38, \
1124 0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a)
1125
1126 #define EFI_GOT_RGBA8 0
1127 #define EFI_GOT_BGRA8 1
1128 #define EFI_GOT_BITMASK 2
1129
1130 struct efi_gop_mode_info {
1131 u32 version;
1132 u32 width;
1133 u32 height;
1134 u32 pixel_format;
1135 u32 pixel_bitmask[4];
1136 u32 pixels_per_scanline;
1137 };
1138
1139 struct efi_gop_mode {
1140 u32 max_mode;
1141 u32 mode;
1142 struct efi_gop_mode_info *info;
1143 unsigned long info_size;
1144 efi_physical_addr_t fb_base;
1145 unsigned long fb_size;
1146 };
1147
1148 struct efi_gop_pixel {
1149 u8 blue;
1150 u8 green;
1151 u8 red;
1152 u8 reserved;
1153 };
1154
1155 #define EFI_BLT_VIDEO_FILL 0
1156 #define EFI_BLT_VIDEO_TO_BLT_BUFFER 1
1157 #define EFI_BLT_BUFFER_TO_VIDEO 2
1158 #define EFI_BLT_VIDEO_TO_VIDEO 3
1159
1160 struct efi_gop {
1161 efi_status_t (EFIAPI *query_mode)(struct efi_gop *this, u32 mode_number,
1162 efi_uintn_t *size_of_info,
1163 struct efi_gop_mode_info **info);
1164 efi_status_t (EFIAPI *set_mode)(struct efi_gop *this, u32 mode_number);
1165 efi_status_t (EFIAPI *blt)(struct efi_gop *this,
1166 struct efi_gop_pixel *buffer,
1167 u32 operation, efi_uintn_t sx,
1168 efi_uintn_t sy, efi_uintn_t dx,
1169 efi_uintn_t dy, efi_uintn_t width,
1170 efi_uintn_t height, efi_uintn_t delta);
1171 struct efi_gop_mode *mode;
1172 };
1173
1174 #define EFI_SIMPLE_NETWORK_GUID \
1175 EFI_GUID(0xa19832b9, 0xac25, 0x11d3, \
1176 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
1177
1178 struct efi_mac_address {
1179 char mac_addr[32];
1180 };
1181
1182 struct efi_ip_address {
1183 u8 ip_addr[16];
1184 } __attribute__((aligned(4)));
1185
1186 enum efi_simple_network_state {
1187 EFI_NETWORK_STOPPED,
1188 EFI_NETWORK_STARTED,
1189 EFI_NETWORK_INITIALIZED,
1190 };
1191
1192 struct efi_simple_network_mode {
1193 enum efi_simple_network_state state;
1194 u32 hwaddr_size;
1195 u32 media_header_size;
1196 u32 max_packet_size;
1197 u32 nvram_size;
1198 u32 nvram_access_size;
1199 u32 receive_filter_mask;
1200 u32 receive_filter_setting;
1201 u32 max_mcast_filter_count;
1202 u32 mcast_filter_count;
1203 struct efi_mac_address mcast_filter[16];
1204 struct efi_mac_address current_address;
1205 struct efi_mac_address broadcast_address;
1206 struct efi_mac_address permanent_address;
1207 u8 if_type;
1208 u8 mac_changeable;
1209 u8 multitx_supported;
1210 u8 media_present_supported;
1211 u8 media_present;
1212 };
1213
1214 /* receive_filters bit mask */
1215 #define EFI_SIMPLE_NETWORK_RECEIVE_UNICAST 0x01
1216 #define EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST 0x02
1217 #define EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST 0x04
1218 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS 0x08
1219 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST 0x10
1220
1221 /* interrupt status bit mask */
1222 #define EFI_SIMPLE_NETWORK_RECEIVE_INTERRUPT 0x01
1223 #define EFI_SIMPLE_NETWORK_TRANSMIT_INTERRUPT 0x02
1224 #define EFI_SIMPLE_NETWORK_COMMAND_INTERRUPT 0x04
1225 #define EFI_SIMPLE_NETWORK_SOFTWARE_INTERRUPT 0x08
1226
1227 /* revision of the simple network protocol */
1228 #define EFI_SIMPLE_NETWORK_PROTOCOL_REVISION 0x00010000
1229
1230 struct efi_simple_network {
1231 u64 revision;
1232 efi_status_t (EFIAPI *start)(struct efi_simple_network *this);
1233 efi_status_t (EFIAPI *stop)(struct efi_simple_network *this);
1234 efi_status_t (EFIAPI *initialize)(struct efi_simple_network *this,
1235 ulong extra_rx, ulong extra_tx);
1236 efi_status_t (EFIAPI *reset)(struct efi_simple_network *this,
1237 int extended_verification);
1238 efi_status_t (EFIAPI *shutdown)(struct efi_simple_network *this);
1239 efi_status_t (EFIAPI *receive_filters)(struct efi_simple_network *this,
1240 u32 enable, u32 disable, int reset_mcast_filter,
1241 ulong mcast_filter_count,
1242 struct efi_mac_address *mcast_filter);
1243 efi_status_t (EFIAPI *station_address)(struct efi_simple_network *this,
1244 int reset, struct efi_mac_address *new_mac);
1245 efi_status_t (EFIAPI *statistics)(struct efi_simple_network *this,
1246 int reset, ulong *stat_size, void *stat_table);
1247 efi_status_t (EFIAPI *mcastiptomac)(struct efi_simple_network *this,
1248 int ipv6, struct efi_ip_address *ip,
1249 struct efi_mac_address *mac);
1250 efi_status_t (EFIAPI *nvdata)(struct efi_simple_network *this,
1251 int read_write, ulong offset, ulong buffer_size,
1252 char *buffer);
1253 efi_status_t (EFIAPI *get_status)(struct efi_simple_network *this,
1254 u32 *int_status, void **txbuf);
1255 efi_status_t (EFIAPI *transmit)(struct efi_simple_network *this,
1256 size_t header_size, size_t buffer_size, void *buffer,
1257 struct efi_mac_address *src_addr,
1258 struct efi_mac_address *dest_addr, u16 *protocol);
1259 efi_status_t (EFIAPI *receive)(struct efi_simple_network *this,
1260 size_t *header_size, size_t *buffer_size, void *buffer,
1261 struct efi_mac_address *src_addr,
1262 struct efi_mac_address *dest_addr, u16 *protocol);
1263 struct efi_event *wait_for_packet;
1264 struct efi_simple_network_mode *mode;
1265 };
1266
1267 #define EFI_PXE_GUID \
1268 EFI_GUID(0x03c4e603, 0xac28, 0x11d3, \
1269 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
1270
1271 struct efi_pxe_packet {
1272 u8 packet[1472];
1273 };
1274
1275 struct efi_pxe_mode {
1276 u8 started;
1277 u8 ipv6_available;
1278 u8 ipv6_supported;
1279 u8 using_ipv6;
1280 u8 bis_supported;
1281 u8 bis_detected;
1282 u8 auto_arp;
1283 u8 send_guid;
1284 u8 dhcp_discover_valid;
1285 u8 dhcp_ack_received;
1286 u8 proxy_offer_received;
1287 u8 pxe_discover_valid;
1288 u8 pxe_reply_received;
1289 u8 pxe_bis_reply_received;
1290 u8 icmp_error_received;
1291 u8 tftp_error_received;
1292 u8 make_callbacks;
1293 u8 ttl;
1294 u8 tos;
1295 u8 pad;
1296 struct efi_ip_address station_ip;
1297 struct efi_ip_address subnet_mask;
1298 struct efi_pxe_packet dhcp_discover;
1299 struct efi_pxe_packet dhcp_ack;
1300 struct efi_pxe_packet proxy_offer;
1301 struct efi_pxe_packet pxe_discover;
1302 struct efi_pxe_packet pxe_reply;
1303 };
1304
1305 struct efi_pxe {
1306 u64 rev;
1307 void (EFIAPI *start)(void);
1308 void (EFIAPI *stop)(void);
1309 void (EFIAPI *dhcp)(void);
1310 void (EFIAPI *discover)(void);
1311 void (EFIAPI *mftp)(void);
1312 void (EFIAPI *udpwrite)(void);
1313 void (EFIAPI *udpread)(void);
1314 void (EFIAPI *setipfilter)(void);
1315 void (EFIAPI *arp)(void);
1316 void (EFIAPI *setparams)(void);
1317 void (EFIAPI *setstationip)(void);
1318 void (EFIAPI *setpackets)(void);
1319 struct efi_pxe_mode *mode;
1320 };
1321
1322 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID \
1323 EFI_GUID(0x964e5b22, 0x6459, 0x11d2, \
1324 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
1325 #define EFI_FILE_PROTOCOL_REVISION 0x00010000
1326 #define EFI_FILE_PROTOCOL_REVISION2 0x00020000
1327 #define EFI_FILE_PROTOCOL_LATEST_REVISION EFI_FILE_PROTOCOL_REVISION2
1328
1329 struct efi_file_handle {
1330 u64 rev;
1331 efi_status_t (EFIAPI *open)(struct efi_file_handle *file,
1332 struct efi_file_handle **new_handle,
1333 u16 *file_name, u64 open_mode, u64 attributes);
1334 efi_status_t (EFIAPI *close)(struct efi_file_handle *file);
1335 efi_status_t (EFIAPI *delete)(struct efi_file_handle *file);
1336 efi_status_t (EFIAPI *read)(struct efi_file_handle *file,
1337 efi_uintn_t *buffer_size, void *buffer);
1338 efi_status_t (EFIAPI *write)(struct efi_file_handle *file,
1339 efi_uintn_t *buffer_size, void *buffer);
1340 efi_status_t (EFIAPI *getpos)(struct efi_file_handle *file,
1341 u64 *pos);
1342 efi_status_t (EFIAPI *setpos)(struct efi_file_handle *file,
1343 u64 pos);
1344 efi_status_t (EFIAPI *getinfo)(struct efi_file_handle *file,
1345 const efi_guid_t *info_type, efi_uintn_t *buffer_size,
1346 void *buffer);
1347 efi_status_t (EFIAPI *setinfo)(struct efi_file_handle *file,
1348 const efi_guid_t *info_type, efi_uintn_t buffer_size,
1349 void *buffer);
1350 efi_status_t (EFIAPI *flush)(struct efi_file_handle *file);
1351 /*
1352 * TODO: We currently only support EFI file protocol revision 0x00010000
1353 * while UEFI specs 2.4 - 2.7 prescribe revision 0x00020000.
1354 */
1355 };
1356
1357 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_REVISION 0x00010000
1358
1359 struct efi_simple_file_system_protocol {
1360 u64 rev;
1361 efi_status_t (EFIAPI *open_volume)(struct efi_simple_file_system_protocol *this,
1362 struct efi_file_handle **root);
1363 };
1364
1365 #define EFI_FILE_INFO_GUID \
1366 EFI_GUID(0x9576e92, 0x6d3f, 0x11d2, \
1367 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
1368
1369 #define EFI_FILE_SYSTEM_INFO_GUID \
1370 EFI_GUID(0x09576e93, 0x6d3f, 0x11d2, \
1371 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
1372
1373 #define EFI_FILE_MODE_READ 0x0000000000000001
1374 #define EFI_FILE_MODE_WRITE 0x0000000000000002
1375 #define EFI_FILE_MODE_CREATE 0x8000000000000000
1376
1377 #define EFI_FILE_READ_ONLY 0x0000000000000001
1378 #define EFI_FILE_HIDDEN 0x0000000000000002
1379 #define EFI_FILE_SYSTEM 0x0000000000000004
1380 #define EFI_FILE_RESERVED 0x0000000000000008
1381 #define EFI_FILE_DIRECTORY 0x0000000000000010
1382 #define EFI_FILE_ARCHIVE 0x0000000000000020
1383 #define EFI_FILE_VALID_ATTR 0x0000000000000037
1384
1385 struct efi_file_info {
1386 u64 size;
1387 u64 file_size;
1388 u64 physical_size;
1389 struct efi_time create_time;
1390 struct efi_time last_access_time;
1391 struct efi_time modification_time;
1392 u64 attribute;
1393 u16 file_name[0];
1394 };
1395
1396 struct efi_file_system_info {
1397 u64 size;
1398 u8 read_only;
1399 u64 volume_size;
1400 u64 free_space;
1401 u32 block_size;
1402 u16 volume_label[0];
1403 };
1404
1405 #define EFI_DRIVER_BINDING_PROTOCOL_GUID \
1406 EFI_GUID(0x18a031ab, 0xb443, 0x4d1a,\
1407 0xa5, 0xc0, 0x0c, 0x09, 0x26, 0x1e, 0x9f, 0x71)
1408 struct efi_driver_binding_protocol {
1409 efi_status_t (EFIAPI * supported)(
1410 struct efi_driver_binding_protocol *this,
1411 efi_handle_t controller_handle,
1412 struct efi_device_path *remaining_device_path);
1413 efi_status_t (EFIAPI * start)(
1414 struct efi_driver_binding_protocol *this,
1415 efi_handle_t controller_handle,
1416 struct efi_device_path *remaining_device_path);
1417 efi_status_t (EFIAPI * stop)(
1418 struct efi_driver_binding_protocol *this,
1419 efi_handle_t controller_handle,
1420 efi_uintn_t number_of_children,
1421 efi_handle_t *child_handle_buffer);
1422 u32 version;
1423 efi_handle_t image_handle;
1424 efi_handle_t driver_binding_handle;
1425 };
1426
1427 #define EFI_UNICODE_COLLATION_PROTOCOL2_GUID \
1428 EFI_GUID(0xa4c751fc, 0x23ae, 0x4c3e, \
1429 0x92, 0xe9, 0x49, 0x64, 0xcf, 0x63, 0xf3, 0x49)
1430 struct efi_unicode_collation_protocol {
1431 efi_intn_t (EFIAPI *stri_coll)(
1432 struct efi_unicode_collation_protocol *this, u16 *s1, u16 *s2);
1433 bool (EFIAPI *metai_match)(struct efi_unicode_collation_protocol *this,
1434 const u16 *string, const u16 *patter);
1435 void (EFIAPI *str_lwr)(struct efi_unicode_collation_protocol
1436 *this, u16 *string);
1437 void (EFIAPI *str_upr)(struct efi_unicode_collation_protocol *this,
1438 u16 *string);
1439 void (EFIAPI *fat_to_str)(struct efi_unicode_collation_protocol *this,
1440 efi_uintn_t fat_size, char *fat, u16 *string);
1441 bool (EFIAPI *str_to_fat)(struct efi_unicode_collation_protocol *this,
1442 const u16 *string, efi_uintn_t fat_size,
1443 char *fat);
1444 char *supported_languages;
1445 };
1446
1447 /* Boot manager load options */
1448 #define LOAD_OPTION_ACTIVE 0x00000001
1449 #define LOAD_OPTION_FORCE_RECONNECT 0x00000002
1450 #define LOAD_OPTION_HIDDEN 0x00000008
1451 /* All values 0x00000200-0x00001F00 are reserved */
1452 #define LOAD_OPTION_CATEGORY 0x00001F00
1453 #define LOAD_OPTION_CATEGORY_BOOT 0x00000000
1454 #define LOAD_OPTION_CATEGORY_APP 0x00000100
1455
1456 #endif
1457