efi_loader: Always install FMPs
[platform/kernel/u-boot.git] / include / efi_api.h
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 #include <pe.h>
22
23 #ifdef CONFIG_EFI_LOADER
24 #include <asm/setjmp.h>
25 #endif
26
27 /* UEFI spec version 2.8 */
28 #define EFI_SPECIFICATION_VERSION (2 << 16 | 80)
29
30 /* Types and defines for EFI CreateEvent */
31 enum efi_timer_delay {
32         EFI_TIMER_STOP = 0,
33         EFI_TIMER_PERIODIC = 1,
34         EFI_TIMER_RELATIVE = 2
35 };
36
37 typedef void *efi_hii_handle_t;
38 typedef u16 *efi_string_t;
39 typedef u16 efi_string_id_t;
40 typedef u32 efi_hii_font_style_t;
41 typedef u16 efi_question_id_t;
42 typedef u16 efi_image_id_t;
43 typedef u16 efi_form_id_t;
44
45 #define EVT_TIMER                               0x80000000
46 #define EVT_RUNTIME                             0x40000000
47 #define EVT_NOTIFY_WAIT                         0x00000100
48 #define EVT_NOTIFY_SIGNAL                       0x00000200
49 #define EVT_SIGNAL_EXIT_BOOT_SERVICES           0x00000201
50 #define EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE       0x60000202
51
52 #define TPL_APPLICATION         0x04
53 #define TPL_CALLBACK            0x08
54 #define TPL_NOTIFY              0x10
55 #define TPL_HIGH_LEVEL          0x1F
56
57 struct efi_event;
58
59 /* OsIndicationsSupported flags */
60 #define EFI_OS_INDICATIONS_BOOT_TO_FW_UI                    0x0000000000000001
61 #define EFI_OS_INDICATIONS_TIMESTAMP_REVOCATION             0x0000000000000002
62 #define EFI_OS_INDICATIONS_FILE_CAPSULE_DELIVERY_SUPPORTED  0x0000000000000004
63 #define EFI_OS_INDICATIONS_FMP_CAPSULE_SUPPORTED            0x0000000000000008
64 #define EFI_OS_INDICATIONS_CAPSULE_RESULT_VAR_SUPPORTED     0x0000000000000010
65 #define EFI_OS_INDICATIONS_START_OS_RECOVERY                0x0000000000000020
66 #define EFI_OS_INDICATIONS_START_PLATFORM_RECOVERY          0x0000000000000040
67 #define EFI_OS_INDICATIONS_JSON_CONFIG_DATA_REFRESH         0x0000000000000080
68
69 /* EFI Boot Services table */
70 #define EFI_BOOT_SERVICES_SIGNATURE 0x56524553544f4f42
71 struct efi_boot_services {
72         struct efi_table_hdr hdr;
73         efi_status_t (EFIAPI *raise_tpl)(efi_uintn_t new_tpl);
74         void (EFIAPI *restore_tpl)(efi_uintn_t old_tpl);
75
76         efi_status_t (EFIAPI *allocate_pages)(int, int, efi_uintn_t,
77                                               efi_physical_addr_t *);
78         efi_status_t (EFIAPI *free_pages)(efi_physical_addr_t, efi_uintn_t);
79         efi_status_t (EFIAPI *get_memory_map)(efi_uintn_t *memory_map_size,
80                                               struct efi_mem_desc *desc,
81                                               efi_uintn_t *key,
82                                               efi_uintn_t *desc_size,
83                                               u32 *desc_version);
84         efi_status_t (EFIAPI *allocate_pool)(int, efi_uintn_t, void **);
85         efi_status_t (EFIAPI *free_pool)(void *);
86
87         efi_status_t (EFIAPI *create_event)(uint32_t type,
88                         efi_uintn_t notify_tpl,
89                         void (EFIAPI *notify_function) (
90                                         struct efi_event *event,
91                                         void *context),
92                         void *notify_context, struct efi_event **event);
93         efi_status_t (EFIAPI *set_timer)(struct efi_event *event,
94                                          enum efi_timer_delay type,
95                                          uint64_t trigger_time);
96         efi_status_t (EFIAPI *wait_for_event)(efi_uintn_t number_of_events,
97                                               struct efi_event **event,
98                                               efi_uintn_t *index);
99         efi_status_t (EFIAPI *signal_event)(struct efi_event *event);
100         efi_status_t (EFIAPI *close_event)(struct efi_event *event);
101         efi_status_t (EFIAPI *check_event)(struct efi_event *event);
102 #define EFI_NATIVE_INTERFACE    0x00000000
103         efi_status_t (EFIAPI *install_protocol_interface)(
104                         efi_handle_t *handle, const efi_guid_t *protocol,
105                         int protocol_interface_type, void *protocol_interface);
106         efi_status_t (EFIAPI *reinstall_protocol_interface)(
107                         efi_handle_t handle, const efi_guid_t *protocol,
108                         void *old_interface, void *new_interface);
109         efi_status_t (EFIAPI *uninstall_protocol_interface)(
110                         efi_handle_t handle, const efi_guid_t *protocol,
111                         void *protocol_interface);
112         efi_status_t (EFIAPI *handle_protocol)(
113                         efi_handle_t handle, const efi_guid_t *protocol,
114                         void **protocol_interface);
115         void *reserved;
116         efi_status_t (EFIAPI *register_protocol_notify)(
117                         const efi_guid_t *protocol, struct efi_event *event,
118                         void **registration);
119         efi_status_t (EFIAPI *locate_handle)(
120                         enum efi_locate_search_type search_type,
121                         const efi_guid_t *protocol, void *search_key,
122                         efi_uintn_t *buffer_size, efi_handle_t *buffer);
123         efi_status_t (EFIAPI *locate_device_path)(const efi_guid_t *protocol,
124                         struct efi_device_path **device_path,
125                         efi_handle_t *device);
126         efi_status_t (EFIAPI *install_configuration_table)(
127                         efi_guid_t *guid, void *table);
128
129         efi_status_t (EFIAPI *load_image)(bool boot_policiy,
130                         efi_handle_t parent_image,
131                         struct efi_device_path *file_path, void *source_buffer,
132                         efi_uintn_t source_size, efi_handle_t *image);
133         efi_status_t (EFIAPI *start_image)(efi_handle_t handle,
134                                            efi_uintn_t *exitdata_size,
135                                            u16 **exitdata);
136         efi_status_t (EFIAPI *exit)(efi_handle_t handle,
137                                     efi_status_t exit_status,
138                                     efi_uintn_t exitdata_size, u16 *exitdata);
139         efi_status_t (EFIAPI *unload_image)(efi_handle_t image_handle);
140         efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t image_handle,
141                                                   efi_uintn_t map_key);
142
143         efi_status_t (EFIAPI *get_next_monotonic_count)(u64 *count);
144         efi_status_t (EFIAPI *stall)(unsigned long usecs);
145         efi_status_t (EFIAPI *set_watchdog_timer)(unsigned long timeout,
146                         uint64_t watchdog_code, unsigned long data_size,
147                         uint16_t *watchdog_data);
148         efi_status_t(EFIAPI *connect_controller)(efi_handle_t controller_handle,
149                         efi_handle_t *driver_image_handle,
150                         struct efi_device_path *remaining_device_path,
151                         bool recursive);
152         efi_status_t (EFIAPI *disconnect_controller)(
153                         efi_handle_t controller_handle,
154                         efi_handle_t driver_image_handle,
155                         efi_handle_t child_handle);
156 #define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL  0x00000001
157 #define EFI_OPEN_PROTOCOL_GET_PROTOCOL        0x00000002
158 #define EFI_OPEN_PROTOCOL_TEST_PROTOCOL       0x00000004
159 #define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008
160 #define EFI_OPEN_PROTOCOL_BY_DRIVER           0x00000010
161 #define EFI_OPEN_PROTOCOL_EXCLUSIVE           0x00000020
162         efi_status_t (EFIAPI *open_protocol)(efi_handle_t handle,
163                         const efi_guid_t *protocol, void **interface,
164                         efi_handle_t agent_handle,
165                         efi_handle_t controller_handle, u32 attributes);
166         efi_status_t (EFIAPI *close_protocol)(
167                         efi_handle_t handle, const efi_guid_t *protocol,
168                         efi_handle_t agent_handle,
169                         efi_handle_t controller_handle);
170         efi_status_t(EFIAPI *open_protocol_information)(efi_handle_t handle,
171                         const efi_guid_t *protocol,
172                         struct efi_open_protocol_info_entry **entry_buffer,
173                         efi_uintn_t *entry_count);
174         efi_status_t (EFIAPI *protocols_per_handle)(efi_handle_t handle,
175                         efi_guid_t ***protocol_buffer,
176                         efi_uintn_t *protocols_buffer_count);
177         efi_status_t (EFIAPI *locate_handle_buffer) (
178                         enum efi_locate_search_type search_type,
179                         const efi_guid_t *protocol, void *search_key,
180                         efi_uintn_t *no_handles, efi_handle_t **buffer);
181         efi_status_t (EFIAPI *locate_protocol)(const efi_guid_t *protocol,
182                         void *registration, void **protocol_interface);
183         efi_status_t (EFIAPI *install_multiple_protocol_interfaces)(
184                         efi_handle_t *handle, ...);
185         efi_status_t (EFIAPI *uninstall_multiple_protocol_interfaces)(
186                         efi_handle_t handle, ...);
187         efi_status_t (EFIAPI *calculate_crc32)(const void *data,
188                                                efi_uintn_t data_size,
189                                                u32 *crc32);
190         void (EFIAPI *copy_mem)(void *destination, const void *source,
191                         size_t length);
192         void (EFIAPI *set_mem)(void *buffer, size_t size, uint8_t value);
193         efi_status_t (EFIAPI *create_event_ex)(
194                                 uint32_t type, efi_uintn_t notify_tpl,
195                                 void (EFIAPI *notify_function) (
196                                         struct efi_event *event,
197                                         void *context),
198                                 void *notify_context,
199                                 efi_guid_t *event_group,
200                                 struct efi_event **event);
201 };
202
203 /* Types and defines for EFI ResetSystem */
204 enum efi_reset_type {
205         EFI_RESET_COLD = 0,
206         EFI_RESET_WARM = 1,
207         EFI_RESET_SHUTDOWN = 2,
208         EFI_RESET_PLATFORM_SPECIFIC = 3,
209 };
210
211 /* EFI Runtime Services table */
212 #define EFI_RUNTIME_SERVICES_SIGNATURE  0x56524553544e5552ULL
213
214 #define CAPSULE_FLAGS_PERSIST_ACROSS_RESET      0x00010000
215 #define CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE     0x00020000
216 #define CAPSULE_FLAGS_INITIATE_RESET            0x00040000
217
218 #define CAPSULE_SUPPORT_AUTHENTICATION          0x0000000000000001
219 #define CAPSULE_SUPPORT_DEPENDENCY              0x0000000000000002
220
221 #define EFI_CAPSULE_REPORT_GUID \
222         EFI_GUID(0x39b68c46, 0xf7fb, 0x441b, 0xb6, 0xec, \
223                  0x16, 0xb0, 0xf6, 0x98, 0x21, 0xf3)
224
225 #define EFI_MEMORY_RANGE_CAPSULE_GUID \
226         EFI_GUID(0xde9f0ec, 0x88b6, 0x428f, 0x97, 0x7a, \
227                  0x25, 0x8f, 0x1d, 0xe, 0x5e, 0x72)
228
229 #define EFI_FIRMWARE_MANAGEMENT_CAPSULE_ID_GUID \
230         EFI_GUID(0x6dcbd5ed, 0xe82d, 0x4c44, 0xbd, 0xa1, \
231                  0x71, 0x94, 0x19, 0x9a, 0xd9, 0x2a)
232
233 struct efi_capsule_header {
234         efi_guid_t capsule_guid;
235         u32 header_size;
236         u32 flags;
237         u32 capsule_image_size;
238 } __packed;
239
240 struct efi_capsule_result_variable_header {
241         u32 variable_total_size;
242         u32 reserved;
243         efi_guid_t capsule_guid;
244         struct efi_time capsule_processed;
245         efi_status_t capsule_status;
246 } __packed;
247
248 struct efi_memory_range {
249         efi_physical_addr_t     address;
250         u64                     length;
251 };
252
253 struct efi_memory_range_capsule {
254         struct efi_capsule_header *header;
255         /* EFI_MEMORY_TYPE: 0x80000000-0xFFFFFFFF */
256         enum efi_mem_type os_requested_memory_type;
257         u64 number_of_memory_ranges;
258         struct efi_memory_range memory_ranges[];
259 } __packed;
260
261 struct efi_firmware_management_capsule_header {
262         u32 version;
263         u16 embedded_driver_count;
264         u16 payload_item_count;
265         u64 item_offset_list[];
266 } __packed;
267
268 struct efi_firmware_management_capsule_image_header {
269         u32 version;
270         efi_guid_t update_image_type_id;
271         u8 update_image_index;
272         u8 reserved[3];
273         u32 update_image_size;
274         u32 update_vendor_code_size;
275         u64 update_hardware_instance;
276         u64 image_capsule_support;
277 } __packed;
278
279 struct efi_capsule_result_variable_fmp {
280         u16 version;
281         u8 payload_index;
282         u8 update_image_index;
283         efi_guid_t update_image_type_id;
284         // u16 capsule_file_name[];
285         // u16 capsule_target[];
286 } __packed;
287
288 #define EFI_RT_SUPPORTED_GET_TIME                       0x0001
289 #define EFI_RT_SUPPORTED_SET_TIME                       0x0002
290 #define EFI_RT_SUPPORTED_GET_WAKEUP_TIME                0x0004
291 #define EFI_RT_SUPPORTED_SET_WAKEUP_TIME                0x0008
292 #define EFI_RT_SUPPORTED_GET_VARIABLE                   0x0010
293 #define EFI_RT_SUPPORTED_GET_NEXT_VARIABLE_NAME         0x0020
294 #define EFI_RT_SUPPORTED_SET_VARIABLE                   0x0040
295 #define EFI_RT_SUPPORTED_SET_VIRTUAL_ADDRESS_MAP        0x0080
296 #define EFI_RT_SUPPORTED_CONVERT_POINTER                0x0100
297 #define EFI_RT_SUPPORTED_GET_NEXT_HIGH_MONOTONIC_COUNT  0x0200
298 #define EFI_RT_SUPPORTED_RESET_SYSTEM                   0x0400
299 #define EFI_RT_SUPPORTED_UPDATE_CAPSULE                 0x0800
300 #define EFI_RT_SUPPORTED_QUERY_CAPSULE_CAPABILITIES     0x1000
301 #define EFI_RT_SUPPORTED_QUERY_VARIABLE_INFO            0x2000
302
303 #define EFI_RT_PROPERTIES_TABLE_GUID \
304         EFI_GUID(0xeb66918a, 0x7eef, 0x402a, 0x84, 0x2e, \
305                  0x93, 0x1d, 0x21, 0xc3, 0x8a, 0xe9)
306
307 #define EFI_RT_PROPERTIES_TABLE_VERSION 0x1
308
309 struct efi_rt_properties_table {
310         u16 version;
311         u16 length;
312         u32 runtime_services_supported;
313 };
314
315 #define EFI_OPTIONAL_PTR        0x00000001
316
317 struct efi_runtime_services {
318         struct efi_table_hdr hdr;
319         efi_status_t (EFIAPI *get_time)(struct efi_time *time,
320                         struct efi_time_cap *capabilities);
321         efi_status_t (EFIAPI *set_time)(struct efi_time *time);
322         efi_status_t (EFIAPI *get_wakeup_time)(char *enabled, char *pending,
323                         struct efi_time *time);
324         efi_status_t (EFIAPI *set_wakeup_time)(char enabled,
325                         struct efi_time *time);
326         efi_status_t (EFIAPI *set_virtual_address_map)(
327                         efi_uintn_t memory_map_size,
328                         efi_uintn_t descriptor_size,
329                         uint32_t descriptor_version,
330                         struct efi_mem_desc *virtmap);
331         efi_status_t (EFIAPI *convert_pointer)(
332                         efi_uintn_t debug_disposition, void **address);
333         efi_status_t (EFIAPI *get_variable)(u16 *variable_name,
334                                             const efi_guid_t *vendor,
335                                             u32 *attributes,
336                                             efi_uintn_t *data_size, void *data);
337         efi_status_t (EFIAPI *get_next_variable_name)(
338                         efi_uintn_t *variable_name_size,
339                         u16 *variable_name, efi_guid_t *vendor);
340         efi_status_t (EFIAPI *set_variable)(u16 *variable_name,
341                                             const efi_guid_t *vendor,
342                                             u32 attributes,
343                                             efi_uintn_t data_size,
344                                             const void *data);
345         efi_status_t (EFIAPI *get_next_high_mono_count)(
346                         uint32_t *high_count);
347         void (EFIAPI *reset_system)(enum efi_reset_type reset_type,
348                                     efi_status_t reset_status,
349                                     unsigned long data_size, void *reset_data);
350         efi_status_t (EFIAPI *update_capsule)(
351                         struct efi_capsule_header **capsule_header_array,
352                         efi_uintn_t capsule_count,
353                         u64 scatter_gather_list);
354         efi_status_t (EFIAPI *query_capsule_caps)(
355                         struct efi_capsule_header **capsule_header_array,
356                         efi_uintn_t capsule_count,
357                         u64 *maximum_capsule_size,
358                         u32 *reset_type);
359         efi_status_t (EFIAPI *query_variable_info)(
360                         u32 attributes,
361                         u64 *maximum_variable_storage_size,
362                         u64 *remaining_variable_storage_size,
363                         u64 *maximum_variable_size);
364 };
365
366 /* EFI event group GUID definitions */
367 #define EFI_EVENT_GROUP_EXIT_BOOT_SERVICES \
368         EFI_GUID(0x27abf055, 0xb1b8, 0x4c26, 0x80, 0x48, \
369                  0x74, 0x8f, 0x37, 0xba, 0xa2, 0xdf)
370
371 #define EFI_EVENT_GROUP_VIRTUAL_ADDRESS_CHANGE \
372         EFI_GUID(0x13fa7698, 0xc831, 0x49c7, 0x87, 0xea, \
373                  0x8f, 0x43, 0xfc, 0xc2, 0x51, 0x96)
374
375 #define EFI_EVENT_GROUP_MEMORY_MAP_CHANGE \
376         EFI_GUID(0x78bee926, 0x692f, 0x48fd, 0x9e, 0xdb, \
377                  0x01, 0x42, 0x2e, 0xf0, 0xd7, 0xab)
378
379 #define EFI_EVENT_GROUP_READY_TO_BOOT \
380         EFI_GUID(0x7ce88fb3, 0x4bd7, 0x4679, 0x87, 0xa8, \
381                  0xa8, 0xd8, 0xde, 0xe5, 0x0d, 0x2b)
382
383 #define EFI_EVENT_GROUP_RESET_SYSTEM \
384         EFI_GUID(0x62da6a56, 0x13fb, 0x485a, 0xa8, 0xda, \
385                  0xa3, 0xdd, 0x79, 0x12, 0xcb, 0x6b)
386
387 /* EFI Configuration Table and GUID definitions */
388 #define NULL_GUID \
389         EFI_GUID(0x00000000, 0x0000, 0x0000, 0x00, 0x00, \
390                  0x00, 0x00, 0x00, 0x00, 0x00, 0x00)
391
392 #define EFI_GLOBAL_VARIABLE_GUID \
393         EFI_GUID(0x8be4df61, 0x93ca, 0x11d2, 0xaa, 0x0d, \
394                  0x00, 0xe0, 0x98, 0x03, 0x2b, 0x8c)
395
396 #define EFI_IMAGE_SECURITY_DATABASE_GUID \
397         EFI_GUID(0xd719b2cb, 0x3d3a, 0x4596, 0xa3, 0xbc, \
398                  0xda, 0xd0, 0x0e, 0x67, 0x65, 0x6f)
399
400 #define EFI_FDT_GUID \
401         EFI_GUID(0xb1b621d5, 0xf19c, 0x41a5, \
402                  0x83, 0x0b, 0xd9, 0x15, 0x2c, 0x69, 0xaa, 0xe0)
403
404 #define EFI_ACPI_TABLE_GUID \
405         EFI_GUID(0x8868e871, 0xe4f1, 0x11d3, \
406                  0xbc, 0x22, 0x00, 0x80, 0xc7, 0x3c, 0x88, 0x81)
407
408 #define SMBIOS_TABLE_GUID \
409         EFI_GUID(0xeb9d2d31, 0x2d88, 0x11d3,  \
410                  0x9a, 0x16, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
411
412 #define EFI_LOAD_FILE_PROTOCOL_GUID \
413         EFI_GUID(0x56ec3091, 0x954c, 0x11d2, \
414                  0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
415
416 #define EFI_LOAD_FILE2_PROTOCOL_GUID \
417         EFI_GUID(0x4006c0c1, 0xfcb3, 0x403e, \
418                  0x99, 0x6d, 0x4a, 0x6c, 0x87, 0x24, 0xe0, 0x6d)
419
420 #define EFI_TCG2_FINAL_EVENTS_TABLE_GUID \
421         EFI_GUID(0x1e2ed096, 0x30e2, 0x4254, 0xbd, \
422                  0x89, 0x86, 0x3b, 0xbe, 0xf8, 0x23, 0x25)
423
424 struct efi_configuration_table {
425         efi_guid_t guid;
426         void *table;
427 } __packed;
428
429 #define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)
430
431 struct efi_system_table {
432         struct efi_table_hdr hdr;
433         u16 *fw_vendor;   /* physical addr of wchar_t vendor string */
434         u32 fw_revision;
435         efi_handle_t con_in_handle;
436         struct efi_simple_text_input_protocol *con_in;
437         efi_handle_t con_out_handle;
438         struct efi_simple_text_output_protocol *con_out;
439         efi_handle_t stderr_handle;
440         struct efi_simple_text_output_protocol *std_err;
441         struct efi_runtime_services *runtime;
442         struct efi_boot_services *boottime;
443         efi_uintn_t nr_tables;
444         struct efi_configuration_table *tables;
445 };
446
447 #define EFI_LOADED_IMAGE_PROTOCOL_GUID \
448         EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, \
449                  0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
450
451 #define EFI_LOADED_IMAGE_DEVICE_PATH_PROTOCOL_GUID \
452         EFI_GUID(0xbc62157e, 0x3e33, 0x4fec, \
453                  0x99, 0x20, 0x2d, 0x3b, 0x36, 0xd7, 0x50, 0xdf)
454
455 #define EFI_LOADED_IMAGE_PROTOCOL_REVISION 0x1000
456
457 struct efi_loaded_image {
458         u32 revision;
459         void *parent_handle;
460         struct efi_system_table *system_table;
461         efi_handle_t device_handle;
462         struct efi_device_path *file_path;
463         void *reserved;
464         u32 load_options_size;
465         void *load_options;
466         void *image_base;
467         aligned_u64 image_size;
468         unsigned int image_code_type;
469         unsigned int image_data_type;
470         efi_status_t (EFIAPI *unload)(efi_handle_t image_handle);
471 };
472
473 #define EFI_DEVICE_PATH_PROTOCOL_GUID \
474         EFI_GUID(0x09576e91, 0x6d3f, 0x11d2, \
475                  0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
476
477 #define DEVICE_PATH_TYPE_END                    0x7f
478 #  define DEVICE_PATH_SUB_TYPE_INSTANCE_END     0x01
479 #  define DEVICE_PATH_SUB_TYPE_END              0xff
480
481 struct efi_device_path {
482         u8 type;
483         u8 sub_type;
484         u16 length;
485 } __packed;
486
487 struct efi_mac_addr {
488         u8 addr[32];
489 } __packed;
490
491 #define DEVICE_PATH_TYPE_HARDWARE_DEVICE        0x01
492 #  define DEVICE_PATH_SUB_TYPE_MEMORY           0x03
493 #  define DEVICE_PATH_SUB_TYPE_VENDOR           0x04
494
495 struct efi_device_path_memory {
496         struct efi_device_path dp;
497         u32 memory_type;
498         u64 start_address;
499         u64 end_address;
500 } __packed;
501
502 struct efi_device_path_vendor {
503         struct efi_device_path dp;
504         efi_guid_t guid;
505         u8 vendor_data[];
506 } __packed;
507
508 #define DEVICE_PATH_TYPE_ACPI_DEVICE            0x02
509 #  define DEVICE_PATH_SUB_TYPE_ACPI_DEVICE      0x01
510
511 #define EFI_PNP_ID(ID)                          (u32)(((ID) << 16) | 0x41D0)
512 #define EISA_PNP_ID(ID)                         EFI_PNP_ID(ID)
513 #define EISA_PNP_NUM(ID)                        ((ID) >> 16)
514
515 struct efi_device_path_acpi_path {
516         struct efi_device_path dp;
517         u32 hid;
518         u32 uid;
519 } __packed;
520
521 #define DEVICE_PATH_TYPE_MESSAGING_DEVICE       0x03
522 #  define DEVICE_PATH_SUB_TYPE_MSG_ATAPI        0x01
523 #  define DEVICE_PATH_SUB_TYPE_MSG_SCSI         0x02
524 #  define DEVICE_PATH_SUB_TYPE_MSG_USB          0x05
525 #  define DEVICE_PATH_SUB_TYPE_MSG_MAC_ADDR     0x0b
526 #  define DEVICE_PATH_SUB_TYPE_MSG_UART         0x0e
527 #  define DEVICE_PATH_SUB_TYPE_MSG_USB_CLASS    0x0f
528 #  define DEVICE_PATH_SUB_TYPE_MSG_SATA         0x12
529 #  define DEVICE_PATH_SUB_TYPE_MSG_NVME         0x17
530 #  define DEVICE_PATH_SUB_TYPE_MSG_SD           0x1a
531 #  define DEVICE_PATH_SUB_TYPE_MSG_MMC          0x1d
532
533 struct efi_device_path_atapi {
534         struct efi_device_path dp;
535         u8 primary_secondary;
536         u8 slave_master;
537         u16 logical_unit_number;
538 } __packed;
539
540 struct efi_device_path_scsi {
541         struct efi_device_path dp;
542         u16 target_id;
543         u16 logical_unit_number;
544 } __packed;
545
546 struct efi_device_path_uart {
547         struct efi_device_path dp;
548         u32 reserved;
549         u64 baud_rate;
550         u8 data_bits;
551         u8 parity;
552         u8 stop_bits;
553 } __packed;
554
555 struct efi_device_path_usb {
556         struct efi_device_path dp;
557         u8 parent_port_number;
558         u8 usb_interface;
559 } __packed;
560
561 struct efi_device_path_sata {
562         struct efi_device_path dp;
563         u16 hba_port;
564         u16 port_multiplier_port;
565         u16 logical_unit_number;
566 } __packed;
567
568 struct efi_device_path_mac_addr {
569         struct efi_device_path dp;
570         struct efi_mac_addr mac;
571         u8 if_type;
572 } __packed;
573
574 struct efi_device_path_usb_class {
575         struct efi_device_path dp;
576         u16 vendor_id;
577         u16 product_id;
578         u8 device_class;
579         u8 device_subclass;
580         u8 device_protocol;
581 } __packed;
582
583 struct efi_device_path_sd_mmc_path {
584         struct efi_device_path dp;
585         u8 slot_number;
586 } __packed;
587
588 struct efi_device_path_nvme {
589         struct efi_device_path dp;
590         u32 ns_id;
591         u8 eui64[8];
592 } __packed;
593
594 #define DEVICE_PATH_TYPE_MEDIA_DEVICE           0x04
595 #  define DEVICE_PATH_SUB_TYPE_HARD_DRIVE_PATH  0x01
596 #  define DEVICE_PATH_SUB_TYPE_CDROM_PATH       0x02
597 #  define DEVICE_PATH_SUB_TYPE_VENDOR_PATH      0x03
598 #  define DEVICE_PATH_SUB_TYPE_FILE_PATH        0x04
599
600 struct efi_device_path_hard_drive_path {
601         struct efi_device_path dp;
602         u32 partition_number;
603         u64 partition_start;
604         u64 partition_end;
605         u8 partition_signature[16];
606         u8 partmap_type;
607         u8 signature_type;
608 } __packed;
609
610 struct efi_device_path_cdrom_path {
611         struct efi_device_path dp;
612         u32 boot_entry;
613         u64 partition_start;
614         u64 partition_size;
615 } __packed;
616
617 struct efi_device_path_file_path {
618         struct efi_device_path dp;
619         u16 str[];
620 } __packed;
621
622 #define EFI_BLOCK_IO_PROTOCOL_GUID \
623         EFI_GUID(0x964e5b21, 0x6459, 0x11d2, \
624                  0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
625
626 struct efi_block_io_media {
627         u32 media_id;
628         char removable_media;
629         char media_present;
630         char logical_partition;
631         char read_only;
632         char write_caching;
633         u8 pad[3];
634         u32 block_size;
635         u32 io_align;
636         u8 pad2[4];
637         u64 last_block;
638         /* Added in revision 2 of the protocol */
639         u64 lowest_aligned_lba;
640         u32 logical_blocks_per_physical_block;
641         /* Added in revision 3 of the protocol */
642         u32 optimal_transfer_length_granualarity;
643 };
644
645 #define EFI_BLOCK_IO_PROTOCOL_REVISION2 0x00020001
646 #define EFI_BLOCK_IO_PROTOCOL_REVISION3 0x0002001f
647
648 struct efi_block_io {
649         u64 revision;
650         struct efi_block_io_media *media;
651         efi_status_t (EFIAPI *reset)(struct efi_block_io *this,
652                         char extended_verification);
653         efi_status_t (EFIAPI *read_blocks)(struct efi_block_io *this,
654                         u32 media_id, u64 lba, efi_uintn_t buffer_size,
655                         void *buffer);
656         efi_status_t (EFIAPI *write_blocks)(struct efi_block_io *this,
657                         u32 media_id, u64 lba, efi_uintn_t buffer_size,
658                         void *buffer);
659         efi_status_t (EFIAPI *flush_blocks)(struct efi_block_io *this);
660 };
661
662 struct simple_text_output_mode {
663         s32 max_mode;
664         s32 mode;
665         s32 attribute;
666         s32 cursor_column;
667         s32 cursor_row;
668         bool cursor_visible;
669 };
670
671 #define EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID \
672         EFI_GUID(0x387477c2, 0x69c7, 0x11d2, \
673                  0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
674
675 #define EFI_BLACK                0x00
676 #define EFI_BLUE                 0x01
677 #define EFI_GREEN                0x02
678 #define EFI_CYAN                 0x03
679 #define EFI_RED                  0x04
680 #define EFI_MAGENTA              0x05
681 #define EFI_BROWN                0x06
682 #define EFI_LIGHTGRAY            0x07
683 #define EFI_BRIGHT               0x08
684 #define EFI_DARKGRAY             0x08
685 #define EFI_LIGHTBLUE            0x09
686 #define EFI_LIGHTGREEN           0x0a
687 #define EFI_LIGHTCYAN            0x0b
688 #define EFI_LIGHTRED             0x0c
689 #define EFI_LIGHTMAGENTA         0x0d
690 #define EFI_YELLOW               0x0e
691 #define EFI_WHITE                0x0f
692 #define EFI_BACKGROUND_BLACK     0x00
693 #define EFI_BACKGROUND_BLUE      0x10
694 #define EFI_BACKGROUND_GREEN     0x20
695 #define EFI_BACKGROUND_CYAN      0x30
696 #define EFI_BACKGROUND_RED       0x40
697 #define EFI_BACKGROUND_MAGENTA   0x50
698 #define EFI_BACKGROUND_BROWN     0x60
699 #define EFI_BACKGROUND_LIGHTGRAY 0x70
700
701 /* extract foreground color from EFI attribute */
702 #define EFI_ATTR_FG(attr)        ((attr) & 0x07)
703 /* treat high bit of FG as bright/bold (similar to edk2) */
704 #define EFI_ATTR_BOLD(attr)      (((attr) >> 3) & 0x01)
705 /* extract background color from EFI attribute */
706 #define EFI_ATTR_BG(attr)        (((attr) >> 4) & 0x7)
707
708 struct efi_simple_text_output_protocol {
709         efi_status_t (EFIAPI *reset)(
710                         struct efi_simple_text_output_protocol *this,
711                         char extended_verification);
712         efi_status_t (EFIAPI *output_string)(
713                         struct efi_simple_text_output_protocol *this,
714                         const u16 *str);
715         efi_status_t (EFIAPI *test_string)(
716                         struct efi_simple_text_output_protocol *this,
717                         const u16 *str);
718         efi_status_t(EFIAPI *query_mode)(
719                         struct efi_simple_text_output_protocol *this,
720                         unsigned long mode_number, unsigned long *columns,
721                         unsigned long *rows);
722         efi_status_t(EFIAPI *set_mode)(
723                         struct efi_simple_text_output_protocol *this,
724                         unsigned long mode_number);
725         efi_status_t(EFIAPI *set_attribute)(
726                         struct efi_simple_text_output_protocol *this,
727                         unsigned long attribute);
728         efi_status_t(EFIAPI *clear_screen) (
729                         struct efi_simple_text_output_protocol *this);
730         efi_status_t(EFIAPI *set_cursor_position) (
731                         struct efi_simple_text_output_protocol *this,
732                         unsigned long column, unsigned long row);
733         efi_status_t(EFIAPI *enable_cursor)(
734                         struct efi_simple_text_output_protocol *this,
735                         bool enable);
736         struct simple_text_output_mode *mode;
737 };
738
739 #define EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL_GUID \
740         EFI_GUID(0xdd9e7534, 0x7762, 0x4698, \
741                  0x8c, 0x14, 0xf5, 0x85, 0x17, 0xa6, 0x25, 0xaa)
742
743 struct efi_input_key {
744         u16 scan_code;
745         s16 unicode_char;
746 };
747
748 #define EFI_SHIFT_STATE_INVALID         0x00000000
749 #define EFI_RIGHT_SHIFT_PRESSED         0x00000001
750 #define EFI_LEFT_SHIFT_PRESSED          0x00000002
751 #define EFI_RIGHT_CONTROL_PRESSED       0x00000004
752 #define EFI_LEFT_CONTROL_PRESSED        0x00000008
753 #define EFI_RIGHT_ALT_PRESSED           0x00000010
754 #define EFI_LEFT_ALT_PRESSED            0x00000020
755 #define EFI_RIGHT_LOGO_PRESSED          0x00000040
756 #define EFI_LEFT_LOGO_PRESSED           0x00000080
757 #define EFI_MENU_KEY_PRESSED            0x00000100
758 #define EFI_SYS_REQ_PRESSED             0x00000200
759 #define EFI_SHIFT_STATE_VALID           0x80000000
760
761 #define EFI_TOGGLE_STATE_INVALID        0x00
762 #define EFI_SCROLL_LOCK_ACTIVE          0x01
763 #define EFI_NUM_LOCK_ACTIVE             0x02
764 #define EFI_CAPS_LOCK_ACTIVE            0x04
765 #define EFI_KEY_STATE_EXPOSED           0x40
766 #define EFI_TOGGLE_STATE_VALID          0x80
767
768 struct efi_key_state {
769         u32 key_shift_state;
770         u8 key_toggle_state;
771 };
772
773 struct efi_key_data {
774         struct efi_input_key key;
775         struct efi_key_state key_state;
776 };
777
778 struct efi_simple_text_input_ex_protocol {
779         efi_status_t (EFIAPI *reset) (
780                 struct efi_simple_text_input_ex_protocol *this,
781                 bool extended_verification);
782         efi_status_t (EFIAPI *read_key_stroke_ex) (
783                 struct efi_simple_text_input_ex_protocol *this,
784                 struct efi_key_data *key_data);
785         struct efi_event *wait_for_key_ex;
786         efi_status_t (EFIAPI *set_state) (
787                 struct efi_simple_text_input_ex_protocol *this,
788                 u8 *key_toggle_state);
789         efi_status_t (EFIAPI *register_key_notify) (
790                 struct efi_simple_text_input_ex_protocol *this,
791                 struct efi_key_data *key_data,
792                 efi_status_t (EFIAPI *key_notify_function)(
793                         struct efi_key_data *key_data),
794                 void **notify_handle);
795         efi_status_t (EFIAPI *unregister_key_notify) (
796                 struct efi_simple_text_input_ex_protocol *this,
797                 void *notification_handle);
798 };
799
800 #define EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID \
801         EFI_GUID(0x387477c1, 0x69c7, 0x11d2, \
802                  0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
803
804 struct efi_simple_text_input_protocol {
805         efi_status_t(EFIAPI *reset)(struct efi_simple_text_input_protocol *this,
806                                     bool extended_verification);
807         efi_status_t(EFIAPI *read_key_stroke)(
808                         struct efi_simple_text_input_protocol *this,
809                         struct efi_input_key *key);
810         struct efi_event *wait_for_key;
811 };
812
813 #define EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID \
814         EFI_GUID(0x8b843e20, 0x8132, 0x4852, \
815                  0x90, 0xcc, 0x55, 0x1a, 0x4e, 0x4a, 0x7f, 0x1c)
816
817 struct efi_device_path_to_text_protocol {
818         uint16_t *(EFIAPI *convert_device_node_to_text)(
819                         struct efi_device_path *device_node,
820                         bool display_only,
821                         bool allow_shortcuts);
822         uint16_t *(EFIAPI *convert_device_path_to_text)(
823                         struct efi_device_path *device_path,
824                         bool display_only,
825                         bool allow_shortcuts);
826 };
827
828 #define EFI_DEVICE_PATH_UTILITIES_PROTOCOL_GUID \
829         EFI_GUID(0x0379be4e, 0xd706, 0x437d, \
830                  0xb0, 0x37, 0xed, 0xb8, 0x2f, 0xb7, 0x72, 0xa4)
831
832 struct efi_device_path_utilities_protocol {
833         efi_uintn_t (EFIAPI *get_device_path_size)(
834                 const struct efi_device_path *device_path);
835         struct efi_device_path *(EFIAPI *duplicate_device_path)(
836                 const struct efi_device_path *device_path);
837         struct efi_device_path *(EFIAPI *append_device_path)(
838                 const struct efi_device_path *src1,
839                 const struct efi_device_path *src2);
840         struct efi_device_path *(EFIAPI *append_device_node)(
841                 const struct efi_device_path *device_path,
842                 const struct efi_device_path *device_node);
843         struct efi_device_path *(EFIAPI *append_device_path_instance)(
844                 const struct efi_device_path *device_path,
845                 const struct efi_device_path *device_path_instance);
846         struct efi_device_path *(EFIAPI *get_next_device_path_instance)(
847                 struct efi_device_path **device_path_instance,
848                 efi_uintn_t *device_path_instance_size);
849         bool (EFIAPI *is_device_path_multi_instance)(
850                 const struct efi_device_path *device_path);
851         struct efi_device_path *(EFIAPI *create_device_node)(
852                 uint8_t node_type,
853                 uint8_t node_sub_type,
854                 uint16_t node_length);
855 };
856
857 /*
858  * Human Interface Infrastructure (HII)
859  */
860 struct efi_hii_package_list_header {
861         efi_guid_t package_list_guid;
862         u32 package_length;
863 } __packed;
864
865 /**
866  * struct efi_hii_package_header - EFI HII package header
867  *
868  * @fields:     'fields' replaces the bit-fields defined in the EFI
869  *              specification to to avoid possible compiler incompatibilities::
870  *
871  *              u32 length:24;
872  *              u32 type:8;
873  */
874 struct efi_hii_package_header {
875         u32 fields;
876 } __packed;
877
878 #define __EFI_HII_PACKAGE_LEN_SHIFT     0
879 #define __EFI_HII_PACKAGE_TYPE_SHIFT    24
880 #define __EFI_HII_PACKAGE_LEN_MASK      0xffffff
881 #define __EFI_HII_PACKAGE_TYPE_MASK     0xff
882
883 #define EFI_HII_PACKAGE_TYPE_ALL          0x00
884 #define EFI_HII_PACKAGE_TYPE_GUID         0x01
885 #define EFI_HII_PACKAGE_FORMS             0x02
886 #define EFI_HII_PACKAGE_STRINGS           0x04
887 #define EFI_HII_PACKAGE_FONTS             0x05
888 #define EFI_HII_PACKAGE_IMAGES            0x06
889 #define EFI_HII_PACKAGE_SIMPLE_FONTS      0x07
890 #define EFI_HII_PACKAGE_DEVICE_PATH       0x08
891 #define EFI_HII_PACKAGE_KEYBOARD_LAYOUT   0x09
892 #define EFI_HII_PACKAGE_ANIMATIONS        0x0A
893 #define EFI_HII_PACKAGE_END               0xDF
894 #define EFI_HII_PACKAGE_TYPE_SYSTEM_BEGIN 0xE0
895 #define EFI_HII_PACKAGE_TYPE_SYSTEM_END   0xFF
896
897 /*
898  * HII GUID package
899  */
900 struct efi_hii_guid_package {
901         struct efi_hii_package_header header;
902         efi_guid_t guid;
903         char data[];
904 } __packed;
905
906 /*
907  * HII string package
908  */
909 struct efi_hii_strings_package {
910         struct efi_hii_package_header header;
911         u32 header_size;
912         u32 string_info_offset;
913         u16 language_window[16];
914         efi_string_id_t language_name;
915         u8  language[];
916 } __packed;
917
918 struct efi_hii_string_block {
919         u8 block_type;
920         /* u8 block_body[]; */
921 } __packed;
922
923 #define EFI_HII_SIBT_END               0x00
924 #define EFI_HII_SIBT_STRING_SCSU       0x10
925 #define EFI_HII_SIBT_STRING_SCSU_FONT  0x11
926 #define EFI_HII_SIBT_STRINGS_SCSU      0x12
927 #define EFI_HII_SIBT_STRINGS_SCSU_FONT 0x13
928 #define EFI_HII_SIBT_STRING_UCS2       0x14
929 #define EFI_HII_SIBT_STRING_UCS2_FONT  0x15
930 #define EFI_HII_SIBT_STRINGS_UCS2      0x16
931 #define EFI_HII_SIBT_STRINGS_UCS2_FONT 0x17
932 #define EFI_HII_SIBT_DUPLICATE         0x20
933 #define EFI_HII_SIBT_SKIP2             0x21
934 #define EFI_HII_SIBT_SKIP1             0x22
935 #define EFI_HII_SIBT_EXT1              0x30
936 #define EFI_HII_SIBT_EXT2              0x31
937 #define EFI_HII_SIBT_EXT4              0x32
938 #define EFI_HII_SIBT_FONT              0x40
939
940 struct efi_hii_sibt_string_ucs2_block {
941         struct efi_hii_string_block header;
942         u16 string_text[];
943 } __packed;
944
945 static inline struct efi_hii_string_block *
946 efi_hii_sibt_string_ucs2_block_next(struct efi_hii_sibt_string_ucs2_block *blk)
947 {
948         return ((void *)blk) + sizeof(*blk) +
949                 (u16_strlen(blk->string_text) + 1) * 2;
950 }
951
952 /*
953  * HII forms package
954  * TODO: full scope of definitions
955  */
956 struct efi_hii_time {
957         u8 hour;
958         u8 minute;
959         u8 second;
960 };
961
962 struct efi_hii_date {
963         u16 year;
964         u8 month;
965         u8 day;
966 };
967
968 struct efi_hii_ref {
969         efi_question_id_t question_id;
970         efi_form_id_t form_id;
971         efi_guid_t form_set_guid;
972         efi_string_id_t device_path;
973 };
974
975 union efi_ifr_type_value {
976         u8 u8;                          // EFI_IFR_TYPE_NUM_SIZE_8
977         u16 u16;                        // EFI_IFR_TYPE_NUM_SIZE_16
978         u32 u32;                        // EFI_IFR_TYPE_NUM_SIZE_32
979         u64 u64;                        // EFI_IFR_TYPE_NUM_SIZE_64
980         bool b;                         // EFI_IFR_TYPE_BOOLEAN
981         struct efi_hii_time time;       // EFI_IFR_TYPE_TIME
982         struct efi_hii_date date;       // EFI_IFR_TYPE_DATE
983         efi_string_id_t string; // EFI_IFR_TYPE_STRING, EFI_IFR_TYPE_ACTION
984         struct efi_hii_ref ref;         // EFI_IFR_TYPE_REF
985         // u8 buffer[];                 // EFI_IFR_TYPE_BUFFER
986 };
987
988 #define EFI_IFR_TYPE_NUM_SIZE_8         0x00
989 #define EFI_IFR_TYPE_NUM_SIZE_16        0x01
990 #define EFI_IFR_TYPE_NUM_SIZE_32        0x02
991 #define EFI_IFR_TYPE_NUM_SIZE_64        0x03
992 #define EFI_IFR_TYPE_BOOLEAN            0x04
993 #define EFI_IFR_TYPE_TIME               0x05
994 #define EFI_IFR_TYPE_DATE               0x06
995 #define EFI_IFR_TYPE_STRING             0x07
996 #define EFI_IFR_TYPE_OTHER              0x08
997 #define EFI_IFR_TYPE_UNDEFINED          0x09
998 #define EFI_IFR_TYPE_ACTION             0x0A
999 #define EFI_IFR_TYPE_BUFFER             0x0B
1000 #define EFI_IFR_TYPE_REF                0x0C
1001 #define EFI_IFR_OPTION_DEFAULT          0x10
1002 #define EFI_IFR_OPTION_DEFAULT_MFG      0x20
1003
1004 #define EFI_IFR_ONE_OF_OPTION_OP        0x09
1005
1006 struct efi_ifr_op_header {
1007         u8 opCode;
1008         u8 length:7;
1009         u8 scope:1;
1010 };
1011
1012 struct efi_ifr_one_of_option {
1013         struct efi_ifr_op_header header;
1014         efi_string_id_t option;
1015         u8 flags;
1016         u8 type;
1017         union efi_ifr_type_value value;
1018 };
1019
1020 typedef efi_uintn_t efi_browser_action_t;
1021
1022 #define EFI_BROWSER_ACTION_REQUEST_NONE                 0
1023 #define EFI_BROWSER_ACTION_REQUEST_RESET                1
1024 #define EFI_BROWSER_ACTION_REQUEST_SUBMIT               2
1025 #define EFI_BROWSER_ACTION_REQUEST_EXIT                 3
1026 #define EFI_BROWSER_ACTION_REQUEST_FORM_SUBMIT_EXIT     4
1027 #define EFI_BROWSER_ACTION_REQUEST_FORM_DISCARD_EXIT    5
1028 #define EFI_BROWSER_ACTION_REQUEST_FORM_APPLY           6
1029 #define EFI_BROWSER_ACTION_REQUEST_FORM_DISCARD         7
1030 #define EFI_BROWSER_ACTION_REQUEST_RECONNECT            8
1031
1032 typedef efi_uintn_t efi_browser_action_request_t;
1033
1034 #define EFI_BROWSER_ACTION_CHANGING                     0
1035 #define EFI_BROWSER_ACTION_CHANGED                      1
1036 #define EFI_BROWSER_ACTION_RETRIEVE                     2
1037 #define EFI_BROWSER_ACTION_FORM_OPEN                    3
1038 #define EFI_BROWSER_ACTION_FORM_CLOSE                   4
1039 #define EFI_BROWSER_ACTION_SUBMITTED                    5
1040 #define EFI_BROWSER_ACTION_DEFAULT_STANDARD             0x1000
1041 #define EFI_BROWSER_ACTION_DEFAULT_MANUFACTURING        0x1001
1042 #define EFI_BROWSER_ACTION_DEFAULT_SAFE                 0x1002
1043 #define EFI_BROWSER_ACTION_DEFAULT_PLATFORM             0x2000
1044 #define EFI_BROWSER_ACTION_DEFAULT_HARDWARE             0x3000
1045 #define EFI_BROWSER_ACTION_DEFAULT_FIRMWARE             0x4000
1046
1047 /*
1048  * HII keyboard package
1049  */
1050 typedef enum {
1051         EFI_KEY_LCTRL, EFI_KEY_A0, EFI_KEY_LALT, EFI_KEY_SPACE_BAR,
1052         EFI_KEY_A2, EFI_KEY_A3, EFI_KEY_A4, EFI_KEY_RCTRL, EFI_KEY_LEFT_ARROW,
1053         EFI_KEY_DOWN_ARROW, EFI_KEY_RIGHT_ARROW, EFI_KEY_ZERO,
1054         EFI_KEY_PERIOD, EFI_KEY_ENTER, EFI_KEY_LSHIFT, EFI_KEY_B0,
1055         EFI_KEY_B1, EFI_KEY_B2, EFI_KEY_B3, EFI_KEY_B4, EFI_KEY_B5, EFI_KEY_B6,
1056         EFI_KEY_B7, EFI_KEY_B8, EFI_KEY_B9, EFI_KEY_B10, EFI_KEY_RSHIFT,
1057         EFI_KEY_UP_ARROW, EFI_KEY_ONE, EFI_KEY_TWO, EFI_KEY_THREE,
1058         EFI_KEY_CAPS_LOCK, EFI_KEY_C1, EFI_KEY_C2, EFI_KEY_C3, EFI_KEY_C4,
1059         EFI_KEY_C5, EFI_KEY_C6, EFI_KEY_C7, EFI_KEY_C8, EFI_KEY_C9,
1060         EFI_KEY_C10, EFI_KEY_C11, EFI_KEY_C12, EFI_KEY_FOUR, EFI_KEY_FIVE,
1061         EFI_KEY_SIX, EFI_KEY_PLUS, EFI_KEY_TAB, EFI_KEY_D1, EFI_KEY_D2,
1062         EFI_KEY_D3, EFI_KEY_D4, EFI_KEY_D5, EFI_KEY_D6, EFI_KEY_D7, EFI_KEY_D8,
1063         EFI_KEY_D9, EFI_KEY_D10, EFI_KEY_D11, EFI_KEY_D12, EFI_KEY_D13,
1064         EFI_KEY_DEL, EFI_KEY_END, EFI_KEY_PG_DN, EFI_KEY_SEVEN, EFI_KEY_EIGHT,
1065         EFI_KEY_NINE, EFI_KEY_E0, EFI_KEY_E1, EFI_KEY_E2, EFI_KEY_E3,
1066         EFI_KEY_E4, EFI_KEY_E5, EFI_KEY_E6, EFI_KEY_E7, EFI_KEY_E8, EFI_KEY_E9,
1067         EFI_KEY_E10, EFI_KEY_E11, EFI_KEY_E12, EFI_KEY_BACK_SPACE,
1068         EFI_KEY_INS, EFI_KEY_HOME, EFI_KEY_PG_UP, EFI_KEY_NLCK, EFI_KEY_SLASH,
1069         EFI_KEY_ASTERISK, EFI_KEY_MINUS, EFI_KEY_ESC, EFI_KEY_F1, EFI_KEY_F2,
1070         EFI_KEY_F3, EFI_KEY_F4, EFI_KEY_F5, EFI_KEY_F6, EFI_KEY_F7, EFI_KEY_F8,
1071         EFI_KEY_F9, EFI_KEY_F10, EFI_KEY_F11, EFI_KEY_F12, EFI_KEY_PRINT,
1072         EFI_KEY_SLCK, EFI_KEY_PAUSE,
1073 } efi_key;
1074
1075 struct efi_key_descriptor {
1076         u32 key;
1077         u16 unicode;
1078         u16 shifted_unicode;
1079         u16 alt_gr_unicode;
1080         u16 shifted_alt_gr_unicode;
1081         u16 modifier;
1082         u16 affected_attribute;
1083 } __packed;
1084
1085 struct efi_hii_keyboard_layout {
1086         u16 layout_length;
1087         efi_guid_t guid;
1088         u32 layout_descriptor_string_offset;
1089         u8 descriptor_count;
1090         struct efi_key_descriptor descriptors[];
1091 } __packed;
1092
1093 struct efi_hii_keyboard_package {
1094         struct efi_hii_package_header header;
1095         u16 layout_count;
1096         struct efi_hii_keyboard_layout layout[];
1097 } __packed;
1098
1099 /*
1100  * HII protocols
1101  */
1102 #define EFI_HII_STRING_PROTOCOL_GUID \
1103         EFI_GUID(0x0fd96974, 0x23aa, 0x4cdc, \
1104                  0xb9, 0xcb, 0x98, 0xd1, 0x77, 0x50, 0x32, 0x2a)
1105
1106 struct efi_font_info {
1107         efi_hii_font_style_t font_style;
1108         u16 font_size;
1109         u16 font_name[1];
1110 };
1111
1112 struct efi_hii_string_protocol {
1113         efi_status_t(EFIAPI *new_string)(
1114                 const struct efi_hii_string_protocol *this,
1115                 efi_hii_handle_t package_list,
1116                 efi_string_id_t *string_id,
1117                 const u8 *language,
1118                 const u16 *language_name,
1119                 const efi_string_t string,
1120                 const struct efi_font_info *string_font_info);
1121         efi_status_t(EFIAPI *get_string)(
1122                 const struct efi_hii_string_protocol *this,
1123                 const u8 *language,
1124                 efi_hii_handle_t package_list,
1125                 efi_string_id_t string_id,
1126                 efi_string_t string,
1127                 efi_uintn_t *string_size,
1128                 struct efi_font_info **string_font_info);
1129         efi_status_t(EFIAPI *set_string)(
1130                 const struct efi_hii_string_protocol *this,
1131                 efi_hii_handle_t package_list,
1132                 efi_string_id_t string_id,
1133                 const u8 *language,
1134                 const efi_string_t string,
1135                 const struct efi_font_info *string_font_info);
1136         efi_status_t(EFIAPI *get_languages)(
1137                 const struct efi_hii_string_protocol *this,
1138                 efi_hii_handle_t package_list,
1139                 u8 *languages,
1140                 efi_uintn_t *languages_size);
1141         efi_status_t(EFIAPI *get_secondary_languages)(
1142                 const struct efi_hii_string_protocol *this,
1143                 efi_hii_handle_t package_list,
1144                 const u8 *primary_language,
1145                 u8 *secondary_languages,
1146                 efi_uintn_t *secondary_languages_size);
1147 };
1148
1149 #define EFI_HII_DATABASE_PROTOCOL_GUID       \
1150         EFI_GUID(0xef9fc172, 0xa1b2, 0x4693, \
1151                  0xb3, 0x27, 0x6d, 0x32, 0xfc, 0x41, 0x60, 0x42)
1152
1153 struct efi_hii_database_protocol {
1154         efi_status_t(EFIAPI *new_package_list)(
1155                 const struct efi_hii_database_protocol *this,
1156                 const struct efi_hii_package_list_header *package_list,
1157                 const efi_handle_t driver_handle,
1158                 efi_hii_handle_t *handle);
1159         efi_status_t(EFIAPI *remove_package_list)(
1160                 const struct efi_hii_database_protocol *this,
1161                 efi_hii_handle_t handle);
1162         efi_status_t(EFIAPI *update_package_list)(
1163                 const struct efi_hii_database_protocol *this,
1164                 efi_hii_handle_t handle,
1165                 const struct efi_hii_package_list_header *package_list);
1166         efi_status_t(EFIAPI *list_package_lists)(
1167                 const struct efi_hii_database_protocol *this,
1168                 u8 package_type,
1169                 const efi_guid_t *package_guid,
1170                 efi_uintn_t *handle_buffer_length,
1171                 efi_hii_handle_t *handle);
1172         efi_status_t(EFIAPI *export_package_lists)(
1173                 const struct efi_hii_database_protocol *this,
1174                 efi_hii_handle_t handle,
1175                 efi_uintn_t *buffer_size,
1176                 struct efi_hii_package_list_header *buffer);
1177         efi_status_t(EFIAPI *register_package_notify)(
1178                 const struct efi_hii_database_protocol *this,
1179                 u8 package_type,
1180                 const efi_guid_t *package_guid,
1181                 const void *package_notify_fn,
1182                 efi_uintn_t notify_type,
1183                 efi_handle_t *notify_handle);
1184         efi_status_t(EFIAPI *unregister_package_notify)(
1185                 const struct efi_hii_database_protocol *this,
1186                 efi_handle_t notification_handle
1187                 );
1188         efi_status_t(EFIAPI *find_keyboard_layouts)(
1189                 const struct efi_hii_database_protocol *this,
1190                 u16 *key_guid_buffer_length,
1191                 efi_guid_t *key_guid_buffer);
1192         efi_status_t(EFIAPI *get_keyboard_layout)(
1193                 const struct efi_hii_database_protocol *this,
1194                 efi_guid_t *key_guid,
1195                 u16 *keyboard_layout_length,
1196                 struct efi_hii_keyboard_layout *keyboard_layout);
1197         efi_status_t(EFIAPI *set_keyboard_layout)(
1198                 const struct efi_hii_database_protocol *this,
1199                 efi_guid_t *key_guid);
1200         efi_status_t(EFIAPI *get_package_list_handle)(
1201                 const struct efi_hii_database_protocol *this,
1202                 efi_hii_handle_t package_list_handle,
1203                 efi_handle_t *driver_handle);
1204 };
1205
1206 #define EFI_HII_CONFIG_ROUTING_PROTOCOL_GUID \
1207         EFI_GUID(0x587e72d7, 0xcc50, 0x4f79, \
1208                  0x82, 0x09, 0xca, 0x29, 0x1f, 0xc1, 0xa1, 0x0f)
1209
1210 struct efi_hii_config_routing_protocol {
1211         efi_status_t(EFIAPI *extract_config)(
1212                 const struct efi_hii_config_routing_protocol *this,
1213                 const efi_string_t request,
1214                 efi_string_t *progress,
1215                 efi_string_t *results);
1216         efi_status_t(EFIAPI *export_config)(
1217                 const struct efi_hii_config_routing_protocol *this,
1218                 efi_string_t *results);
1219         efi_status_t(EFIAPI *route_config)(
1220                 const struct efi_hii_config_routing_protocol *this,
1221                 const efi_string_t configuration,
1222                 efi_string_t *progress);
1223         efi_status_t(EFIAPI *block_to_config)(
1224                 const struct efi_hii_config_routing_protocol *this,
1225                 const efi_string_t config_request,
1226                 const uint8_t *block,
1227                 const efi_uintn_t block_size,
1228                 efi_string_t *config,
1229                 efi_string_t *progress);
1230         efi_status_t(EFIAPI *config_to_block)(
1231                 const struct efi_hii_config_routing_protocol *this,
1232                 const efi_string_t config_resp,
1233                 const uint8_t *block,
1234                 const efi_uintn_t *block_size,
1235                 efi_string_t *progress);
1236         efi_status_t(EFIAPI *get_alt_config)(
1237                 const struct efi_hii_config_routing_protocol *this,
1238                 const efi_string_t config_resp,
1239                 const efi_guid_t *guid,
1240                 const efi_string_t name,
1241                 const struct efi_device_path *device_path,
1242                 const efi_string_t alt_cfg_id,
1243                 efi_string_t *alt_cfg_resp);
1244 };
1245
1246 #define EFI_HII_CONFIG_ACCESS_PROTOCOL_GUID \
1247         EFI_GUID(0x330d4706, 0xf2a0, 0x4e4f, \
1248                  0xa3, 0x69, 0xb6, 0x6f, 0xa8, 0xd5, 0x43, 0x85)
1249
1250 struct efi_hii_config_access_protocol {
1251         efi_status_t(EFIAPI *extract_config_access)(
1252                 const struct efi_hii_config_access_protocol *this,
1253                 const efi_string_t request,
1254                 efi_string_t *progress,
1255                 efi_string_t *results);
1256         efi_status_t(EFIAPI *route_config_access)(
1257                 const struct efi_hii_config_access_protocol *this,
1258                 const efi_string_t configuration,
1259                 efi_string_t *progress);
1260         efi_status_t(EFIAPI *form_callback)(
1261                 const struct efi_hii_config_access_protocol *this,
1262                 efi_browser_action_t action,
1263                 efi_question_id_t question_id,
1264                 u8 type,
1265                 union efi_ifr_type_value *value,
1266                 efi_browser_action_request_t *action_request);
1267 };
1268
1269 #define EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID \
1270         EFI_GUID(0x9042a9de, 0x23dc, 0x4a38, \
1271                  0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a)
1272
1273 #define EFI_GOT_RGBA8           0
1274 #define EFI_GOT_BGRA8           1
1275 #define EFI_GOT_BITMASK         2
1276
1277 struct efi_gop_mode_info {
1278         u32 version;
1279         u32 width;
1280         u32 height;
1281         u32 pixel_format;
1282         u32 pixel_bitmask[4];
1283         u32 pixels_per_scanline;
1284 };
1285
1286 struct efi_gop_mode {
1287         u32 max_mode;
1288         u32 mode;
1289         struct efi_gop_mode_info *info;
1290         unsigned long info_size;
1291         efi_physical_addr_t fb_base;
1292         unsigned long fb_size;
1293 };
1294
1295 struct efi_gop_pixel {
1296         u8 blue;
1297         u8 green;
1298         u8 red;
1299         u8 reserved;
1300 };
1301
1302 #define EFI_BLT_VIDEO_FILL              0
1303 #define EFI_BLT_VIDEO_TO_BLT_BUFFER     1
1304 #define EFI_BLT_BUFFER_TO_VIDEO         2
1305 #define EFI_BLT_VIDEO_TO_VIDEO          3
1306
1307 struct efi_gop {
1308         efi_status_t (EFIAPI *query_mode)(struct efi_gop *this, u32 mode_number,
1309                                           efi_uintn_t *size_of_info,
1310                                           struct efi_gop_mode_info **info);
1311         efi_status_t (EFIAPI *set_mode)(struct efi_gop *this, u32 mode_number);
1312         efi_status_t (EFIAPI *blt)(struct efi_gop *this,
1313                                    struct efi_gop_pixel *buffer,
1314                                    u32 operation, efi_uintn_t sx,
1315                                    efi_uintn_t sy, efi_uintn_t dx,
1316                                    efi_uintn_t dy, efi_uintn_t width,
1317                                    efi_uintn_t height, efi_uintn_t delta);
1318         struct efi_gop_mode *mode;
1319 };
1320
1321 #define EFI_SIMPLE_NETWORK_PROTOCOL_GUID \
1322         EFI_GUID(0xa19832b9, 0xac25, 0x11d3, \
1323                  0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
1324
1325 struct efi_mac_address {
1326         char mac_addr[32];
1327 };
1328
1329 struct efi_ip_address {
1330         u8 ip_addr[16];
1331 } __attribute__((aligned(4)));
1332
1333 enum efi_simple_network_state {
1334         EFI_NETWORK_STOPPED,
1335         EFI_NETWORK_STARTED,
1336         EFI_NETWORK_INITIALIZED,
1337 };
1338
1339 struct efi_simple_network_mode {
1340         enum efi_simple_network_state state;
1341         u32 hwaddr_size;
1342         u32 media_header_size;
1343         u32 max_packet_size;
1344         u32 nvram_size;
1345         u32 nvram_access_size;
1346         u32 receive_filter_mask;
1347         u32 receive_filter_setting;
1348         u32 max_mcast_filter_count;
1349         u32 mcast_filter_count;
1350         struct efi_mac_address mcast_filter[16];
1351         struct efi_mac_address current_address;
1352         struct efi_mac_address broadcast_address;
1353         struct efi_mac_address permanent_address;
1354         u8 if_type;
1355         u8 mac_changeable;
1356         u8 multitx_supported;
1357         u8 media_present_supported;
1358         u8 media_present;
1359 };
1360
1361 /* receive_filters bit mask */
1362 #define EFI_SIMPLE_NETWORK_RECEIVE_UNICAST               0x01
1363 #define EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST             0x02
1364 #define EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST             0x04
1365 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS           0x08
1366 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST 0x10
1367
1368 /* interrupt status bit mask */
1369 #define EFI_SIMPLE_NETWORK_RECEIVE_INTERRUPT    0x01
1370 #define EFI_SIMPLE_NETWORK_TRANSMIT_INTERRUPT   0x02
1371 #define EFI_SIMPLE_NETWORK_COMMAND_INTERRUPT    0x04
1372 #define EFI_SIMPLE_NETWORK_SOFTWARE_INTERRUPT   0x08
1373
1374 /* revision of the simple network protocol */
1375 #define EFI_SIMPLE_NETWORK_PROTOCOL_REVISION    0x00010000
1376
1377 struct efi_simple_network {
1378         u64 revision;
1379         efi_status_t (EFIAPI *start)(struct efi_simple_network *this);
1380         efi_status_t (EFIAPI *stop)(struct efi_simple_network *this);
1381         efi_status_t (EFIAPI *initialize)(struct efi_simple_network *this,
1382                         ulong extra_rx, ulong extra_tx);
1383         efi_status_t (EFIAPI *reset)(struct efi_simple_network *this,
1384                         int extended_verification);
1385         efi_status_t (EFIAPI *shutdown)(struct efi_simple_network *this);
1386         efi_status_t (EFIAPI *receive_filters)(struct efi_simple_network *this,
1387                         u32 enable, u32 disable, int reset_mcast_filter,
1388                         ulong mcast_filter_count,
1389                         struct efi_mac_address *mcast_filter);
1390         efi_status_t (EFIAPI *station_address)(struct efi_simple_network *this,
1391                         int reset, struct efi_mac_address *new_mac);
1392         efi_status_t (EFIAPI *statistics)(struct efi_simple_network *this,
1393                         int reset, ulong *stat_size, void *stat_table);
1394         efi_status_t (EFIAPI *mcastiptomac)(struct efi_simple_network *this,
1395                         int ipv6, struct efi_ip_address *ip,
1396                         struct efi_mac_address *mac);
1397         efi_status_t (EFIAPI *nvdata)(struct efi_simple_network *this,
1398                         int read_write, ulong offset, ulong buffer_size,
1399                         char *buffer);
1400         efi_status_t (EFIAPI *get_status)(struct efi_simple_network *this,
1401                         u32 *int_status, void **txbuf);
1402         efi_status_t (EFIAPI *transmit)(struct efi_simple_network *this,
1403                         size_t header_size, size_t buffer_size, void *buffer,
1404                         struct efi_mac_address *src_addr,
1405                         struct efi_mac_address *dest_addr, u16 *protocol);
1406         efi_status_t (EFIAPI *receive)(struct efi_simple_network *this,
1407                         size_t *header_size, size_t *buffer_size, void *buffer,
1408                         struct efi_mac_address *src_addr,
1409                         struct efi_mac_address *dest_addr, u16 *protocol);
1410         struct efi_event *wait_for_packet;
1411         struct efi_simple_network_mode *mode;
1412         /* private fields */
1413         u32 int_status;
1414 };
1415
1416 #define EFI_PXE_BASE_CODE_PROTOCOL_GUID \
1417         EFI_GUID(0x03c4e603, 0xac28, 0x11d3, \
1418                  0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
1419
1420 #define EFI_PXE_BASE_CODE_PROTOCOL_REVISION 0x00010000
1421 #define EFI_PXE_BASE_CODE_MAX_IPCNT 8
1422
1423 struct efi_pxe_packet {
1424         u8 packet[1472];
1425 };
1426
1427 struct efi_pxe_mode {
1428         u8 started;
1429         u8 ipv6_available;
1430         u8 ipv6_supported;
1431         u8 using_ipv6;
1432         u8 bis_supported;
1433         u8 bis_detected;
1434         u8 auto_arp;
1435         u8 send_guid;
1436         u8 dhcp_discover_valid;
1437         u8 dhcp_ack_received;
1438         u8 proxy_offer_received;
1439         u8 pxe_discover_valid;
1440         u8 pxe_reply_received;
1441         u8 pxe_bis_reply_received;
1442         u8 icmp_error_received;
1443         u8 tftp_error_received;
1444         u8 make_callbacks;
1445         u8 ttl;
1446         u8 tos;
1447         u8 pad;
1448         struct efi_ip_address station_ip;
1449         struct efi_ip_address subnet_mask;
1450         struct efi_pxe_packet dhcp_discover;
1451         struct efi_pxe_packet dhcp_ack;
1452         struct efi_pxe_packet proxy_offer;
1453         struct efi_pxe_packet pxe_discover;
1454         struct efi_pxe_packet pxe_reply;
1455 };
1456
1457 struct efi_pxe_base_code_srvlist {
1458         u16 type;
1459         u8 accept_any_response;
1460         u8 reserved;
1461         struct efi_ip_address ip_addr;
1462 };
1463
1464 struct efi_pxe_base_code_discover_info {
1465         u8 use_m_cast;
1466         u8 use_b_cast;
1467         u8 use_u_cast;
1468         u8 must_use_list;
1469         struct efi_ip_address server_m_cast_ip;
1470         u16 ip_cnt;
1471         struct efi_pxe_base_code_srvlist srv_list[];
1472 };
1473
1474 struct efi_pxe_base_code_mtftp_info {
1475         struct efi_ip_address m_cast_ip;
1476         u16 cport;
1477         u16 sport;
1478         u16 listen_timeout;
1479         u16 transit_timeout;
1480 };
1481
1482 struct efi_pxe_base_code_filter {
1483         u8 filters;
1484         u8 ip_cnt;
1485         u16 reserved;
1486         struct efi_ip_address ip_list[EFI_PXE_BASE_CODE_MAX_IPCNT];
1487 };
1488
1489 struct efi_pxe_base_code_dhcpv4_packet {
1490         u8 bootp_op_code;
1491         u8 bootp_hw_type;
1492         u8 bootp_addr_len;
1493         u8 bootp_gate_hops;
1494         u32 bootp_ident;
1495         u16 bootp_seconds;
1496         u16 bootp_flags;
1497         u8 bootp_ci_addr[4];
1498         u8 bootp_yi_addr[4];
1499         u8 bootp_si_addr[4];
1500         u8 bootp_gi_addr[4];
1501         u8 bootp_hw_addr[16];
1502         u8 bootp_srv_name[64];
1503         u8 bootp_boot_file[128];
1504         u32 dhcp_magick;
1505         u8 dhcp_options[56];
1506 };
1507
1508 struct efi_pxe_base_code_dhcpv6_packet {
1509         u8 message_type;
1510         u8 transaction_id[3];
1511         u8 dhcp_options[1024];
1512 };
1513
1514 typedef union {
1515         u8 raw[1472];
1516         struct efi_pxe_base_code_dhcpv4_packet dhcpv4;
1517         struct efi_pxe_base_code_dhcpv6_packet dhcpv6;
1518 } EFI_PXE_BASE_CODE_PACKET;
1519
1520 struct efi_pxe_base_code_protocol {
1521         u64 revision;
1522         efi_status_t (EFIAPI *start)(struct efi_pxe_base_code_protocol *this,
1523                                      u8 use_ipv6);
1524         efi_status_t (EFIAPI *stop)(struct efi_pxe_base_code_protocol *this);
1525         efi_status_t (EFIAPI *dhcp)(struct efi_pxe_base_code_protocol *this,
1526                                     u8 sort_offers);
1527         efi_status_t (EFIAPI *discover)(
1528                                 struct efi_pxe_base_code_protocol *this,
1529                                 u16 type, u16 *layer, u8 bis,
1530                                 struct efi_pxe_base_code_discover_info *info);
1531         efi_status_t (EFIAPI *mtftp)(
1532                                 struct efi_pxe_base_code_protocol *this,
1533                                 u32 operation, void *buffer_ptr,
1534                                 u8 overwrite, efi_uintn_t *buffer_size,
1535                                 struct efi_ip_address server_ip, char *filename,
1536                                 struct efi_pxe_base_code_mtftp_info *info,
1537                                 u8 dont_use_buffer);
1538         efi_status_t (EFIAPI *udp_write)(
1539                                 struct efi_pxe_base_code_protocol *this,
1540                                 u16 op_flags, struct efi_ip_address *dest_ip,
1541                                 u16 *dest_port,
1542                                 struct efi_ip_address *gateway_ip,
1543                                 struct efi_ip_address *src_ip, u16 *src_port,
1544                                 efi_uintn_t *header_size, void *header_ptr,
1545                                 efi_uintn_t *buffer_size, void *buffer_ptr);
1546         efi_status_t (EFIAPI *udp_read)(
1547                                 struct efi_pxe_base_code_protocol *this,
1548                                 u16 op_flags, struct efi_ip_address *dest_ip,
1549                                 u16 *dest_port, struct efi_ip_address *src_ip,
1550                                 u16 *src_port, efi_uintn_t *header_size,
1551                                 void *header_ptr, efi_uintn_t *buffer_size,
1552                                 void *buffer_ptr);
1553         efi_status_t (EFIAPI *set_ip_filter)(
1554                                 struct efi_pxe_base_code_protocol *this,
1555                                 struct efi_pxe_base_code_filter *new_filter);
1556         efi_status_t (EFIAPI *arp)(struct efi_pxe_base_code_protocol *this,
1557                                    struct efi_ip_address *ip_addr,
1558                                    struct efi_mac_address *mac_addr);
1559         efi_status_t (EFIAPI *set_parameters)(
1560                                 struct efi_pxe_base_code_protocol *this,
1561                                 u8 *new_auto_arp, u8 *new_send_guid,
1562                                 u8 *new_ttl, u8 *new_tos,
1563                                 u8 *new_make_callback);
1564         efi_status_t (EFIAPI *set_station_ip)(
1565                                 struct efi_pxe_base_code_protocol *this,
1566                                 struct efi_ip_address *new_station_ip,
1567                                 struct efi_ip_address *new_subnet_mask);
1568         efi_status_t (EFIAPI *set_packets)(
1569                                 struct efi_pxe_base_code_protocol *this,
1570                                 u8 *new_dhcp_discover_valid,
1571                                 u8 *new_dhcp_ack_received,
1572                                 u8 *new_proxy_offer_received,
1573                                 u8 *new_pxe_discover_valid,
1574                                 u8 *new_pxe_reply_received,
1575                                 u8 *new_pxe_bis_reply_received,
1576                                 EFI_PXE_BASE_CODE_PACKET *new_dchp_discover,
1577                                 EFI_PXE_BASE_CODE_PACKET *new_dhcp_acc,
1578                                 EFI_PXE_BASE_CODE_PACKET *new_proxy_offer,
1579                                 EFI_PXE_BASE_CODE_PACKET *new_pxe_discover,
1580                                 EFI_PXE_BASE_CODE_PACKET *new_pxe_reply,
1581                                 EFI_PXE_BASE_CODE_PACKET *new_pxe_bis_reply);
1582         struct efi_pxe_mode *mode;
1583 };
1584
1585 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID \
1586         EFI_GUID(0x964e5b22, 0x6459, 0x11d2, \
1587                  0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
1588 #define EFI_FILE_PROTOCOL_REVISION      0x00010000
1589 #define EFI_FILE_PROTOCOL_REVISION2     0x00020000
1590 #define EFI_FILE_PROTOCOL_LATEST_REVISION EFI_FILE_PROTOCOL_REVISION2
1591
1592 struct efi_file_io_token {
1593         struct efi_event *event;
1594         efi_status_t status;
1595         efi_uintn_t buffer_size;
1596         void *buffer;};
1597
1598 struct efi_file_handle {
1599         u64 rev;
1600         efi_status_t (EFIAPI *open)(struct efi_file_handle *this,
1601                         struct efi_file_handle **new_handle,
1602                         u16 *file_name, u64 open_mode, u64 attributes);
1603         efi_status_t (EFIAPI *close)(struct efi_file_handle *this);
1604         efi_status_t (EFIAPI *delete)(struct efi_file_handle *this);
1605         efi_status_t (EFIAPI *read)(struct efi_file_handle *this,
1606                         efi_uintn_t *buffer_size, void *buffer);
1607         efi_status_t (EFIAPI *write)(struct efi_file_handle *this,
1608                         efi_uintn_t *buffer_size, void *buffer);
1609         efi_status_t (EFIAPI *getpos)(struct efi_file_handle *this,
1610                                       u64 *pos);
1611         efi_status_t (EFIAPI *setpos)(struct efi_file_handle *this,
1612                                       u64 pos);
1613         efi_status_t (EFIAPI *getinfo)(struct efi_file_handle *this,
1614                         const efi_guid_t *info_type, efi_uintn_t *buffer_size,
1615                         void *buffer);
1616         efi_status_t (EFIAPI *setinfo)(struct efi_file_handle *this,
1617                         const efi_guid_t *info_type, efi_uintn_t buffer_size,
1618                         void *buffer);
1619         efi_status_t (EFIAPI *flush)(struct efi_file_handle *this);
1620         efi_status_t (EFIAPI *open_ex)(struct efi_file_handle *this,
1621                         struct efi_file_handle **new_handle,
1622                         u16 *file_name, u64 open_mode, u64 attributes,
1623                         struct efi_file_io_token *token);
1624         efi_status_t (EFIAPI *read_ex)(struct efi_file_handle *this,
1625                         struct efi_file_io_token *token);
1626         efi_status_t (EFIAPI *write_ex)(struct efi_file_handle *this,
1627                         struct efi_file_io_token *token);
1628         efi_status_t (EFIAPI *flush_ex)(struct efi_file_handle *this,
1629                         struct efi_file_io_token *token);
1630 };
1631
1632 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_REVISION 0x00010000
1633
1634 struct efi_simple_file_system_protocol {
1635         u64 rev;
1636         efi_status_t (EFIAPI *open_volume)(struct efi_simple_file_system_protocol *this,
1637                         struct efi_file_handle **root);
1638 };
1639
1640 #define EFI_FILE_INFO_GUID \
1641         EFI_GUID(0x9576e92, 0x6d3f, 0x11d2, \
1642                  0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
1643
1644 #define EFI_FILE_SYSTEM_INFO_GUID \
1645         EFI_GUID(0x09576e93, 0x6d3f, 0x11d2, \
1646                  0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
1647
1648 #define EFI_FILE_SYSTEM_VOLUME_LABEL_ID \
1649         EFI_GUID(0xdb47d7d3, 0xfe81, 0x11d3, \
1650                  0x9a, 0x35, 0x00, 0x90, 0x27, 0x3f, 0xC1, 0x4d)
1651
1652 #define EFI_FILE_MODE_READ      0x0000000000000001
1653 #define EFI_FILE_MODE_WRITE     0x0000000000000002
1654 #define EFI_FILE_MODE_CREATE    0x8000000000000000
1655
1656 #define EFI_FILE_READ_ONLY      0x0000000000000001
1657 #define EFI_FILE_HIDDEN         0x0000000000000002
1658 #define EFI_FILE_SYSTEM         0x0000000000000004
1659 #define EFI_FILE_RESERVED       0x0000000000000008
1660 #define EFI_FILE_DIRECTORY      0x0000000000000010
1661 #define EFI_FILE_ARCHIVE        0x0000000000000020
1662 #define EFI_FILE_VALID_ATTR     0x0000000000000037
1663
1664 struct efi_file_info {
1665         u64 size;
1666         u64 file_size;
1667         u64 physical_size;
1668         struct efi_time create_time;
1669         struct efi_time last_access_time;
1670         struct efi_time modification_time;
1671         u64 attribute;
1672         u16 file_name[0];
1673 };
1674
1675 struct efi_file_system_info {
1676         u64 size;
1677         u8 read_only;
1678         u64 volume_size;
1679         u64 free_space;
1680         u32 block_size;
1681         u16 volume_label[0];
1682 };
1683
1684 #define EFI_DRIVER_BINDING_PROTOCOL_GUID \
1685         EFI_GUID(0x18a031ab, 0xb443, 0x4d1a,\
1686                  0xa5, 0xc0, 0x0c, 0x09, 0x26, 0x1e, 0x9f, 0x71)
1687 struct efi_driver_binding_protocol {
1688         efi_status_t (EFIAPI * supported)(
1689                         struct efi_driver_binding_protocol *this,
1690                         efi_handle_t controller_handle,
1691                         struct efi_device_path *remaining_device_path);
1692         efi_status_t (EFIAPI * start)(
1693                         struct efi_driver_binding_protocol *this,
1694                         efi_handle_t controller_handle,
1695                         struct efi_device_path *remaining_device_path);
1696         efi_status_t (EFIAPI * stop)(
1697                         struct efi_driver_binding_protocol *this,
1698                         efi_handle_t controller_handle,
1699                         efi_uintn_t number_of_children,
1700                         efi_handle_t *child_handle_buffer);
1701         u32 version;
1702         efi_handle_t image_handle;
1703         efi_handle_t driver_binding_handle;
1704 };
1705
1706 /* Current version of the Unicode collation protocol */
1707 #define EFI_UNICODE_COLLATION_PROTOCOL2_GUID \
1708         EFI_GUID(0xa4c751fc, 0x23ae, 0x4c3e, \
1709                  0x92, 0xe9, 0x49, 0x64, 0xcf, 0x63, 0xf3, 0x49)
1710 struct efi_unicode_collation_protocol {
1711         efi_intn_t (EFIAPI *stri_coll)(
1712                 struct efi_unicode_collation_protocol *this, u16 *s1, u16 *s2);
1713         bool (EFIAPI *metai_match)(struct efi_unicode_collation_protocol *this,
1714                                    const u16 *string, const u16 *patter);
1715         void (EFIAPI *str_lwr)(struct efi_unicode_collation_protocol
1716                                *this, u16 *string);
1717         void (EFIAPI *str_upr)(struct efi_unicode_collation_protocol *this,
1718                                u16 *string);
1719         void (EFIAPI *fat_to_str)(struct efi_unicode_collation_protocol *this,
1720                                   efi_uintn_t fat_size, char *fat, u16 *string);
1721         bool (EFIAPI *str_to_fat)(struct efi_unicode_collation_protocol *this,
1722                                   const u16 *string, efi_uintn_t fat_size,
1723                                   char *fat);
1724         char *supported_languages;
1725 };
1726
1727 struct efi_load_file_protocol {
1728         efi_status_t (EFIAPI *load_file)(struct efi_load_file_protocol *this,
1729                                          struct efi_device_path *file_path,
1730                                          bool boot_policy,
1731                                          efi_uintn_t *buffer_size,
1732                                          void *buffer);
1733 };
1734
1735 struct efi_system_resource_entry {
1736         efi_guid_t fw_class;
1737         u32 fw_type;
1738         u32 fw_version;
1739         u32 lowest_supported_fw_version;
1740         u32 capsule_flags;
1741         u32 last_attempt_version;
1742         u32 last_attempt_status;
1743 } __packed;
1744
1745 struct efi_system_resource_table {
1746         u32 fw_resource_count;
1747         u32 fw_resource_count_max;
1748         u64 fw_resource_version;
1749         struct efi_system_resource_entry entries[];
1750 } __packed;
1751
1752 /* Boot manager load options */
1753 #define LOAD_OPTION_ACTIVE              0x00000001
1754 #define LOAD_OPTION_FORCE_RECONNECT     0x00000002
1755 #define LOAD_OPTION_HIDDEN              0x00000008
1756 /* All values 0x00000200-0x00001F00 are reserved */
1757 #define LOAD_OPTION_CATEGORY            0x00001F00
1758 #define LOAD_OPTION_CATEGORY_BOOT       0x00000000
1759 #define LOAD_OPTION_CATEGORY_APP        0x00000100
1760
1761 /*
1762  * System Resource Table
1763  */
1764 /* Firmware Type Definitions */
1765 #define ESRT_FW_TYPE_UNKNOWN            0x00000000
1766 #define ESRT_FW_TYPE_SYSTEMFIRMWARE     0x00000001
1767 #define ESRT_FW_TYPE_DEVICEFIRMWARE     0x00000002
1768 #define ESRT_FW_TYPE_UEFIDRIVER         0x00000003
1769
1770 #define EFI_SYSTEM_RESOURCE_TABLE_GUID\
1771         EFI_GUID(0xb122a263, 0x3661, 0x4f68,\
1772                 0x99, 0x29, 0x78, 0xf8, 0xb0, 0xd6, 0x21, 0x80)
1773
1774 /* Last Attempt Status Values */
1775 #define LAST_ATTEMPT_STATUS_SUCCESS                     0x00000000
1776 #define LAST_ATTEMPT_STATUS_ERROR_UNSUCCESSFUL          0x00000001
1777 #define LAST_ATTEMPT_STATUS_ERROR_INSUFFICIENT_RESOURCES 0x00000002
1778 #define LAST_ATTEMPT_STATUS_ERROR_INCORRECT_VERSION     0x00000003
1779 #define LAST_ATTEMPT_STATUS_ERROR_INVALID_FORMAT        0x00000004
1780 #define LAST_ATTEMPT_STATUS_ERROR_AUTH_ERROR            0x00000005
1781 #define LAST_ATTEMPT_STATUS_ERROR_PWR_EVT_AC            0x00000006
1782 #define LAST_ATTEMPT_STATUS_ERROR_PWR_EVT_BATT          0x00000007
1783 #define LAST_ATTEMPT_STATUS_ERROR_UNSATISFIED_DEPENDENCIES 0x00000008
1784
1785 /*
1786  * The LastAttemptStatus values of 0x1000 - 0x4000 are reserved for vendor
1787  * usage.
1788  */
1789 #define LAST_ATTEMPT_STATUS_ERROR_UNSUCCESSFUL_VENDOR_RANGE_MIN 0x00001000
1790 #define LAST_ATTEMPT_STATUS_ERROR_UNSUCCESSFUL_VENDOR_RANGE_MAX 0x00004000
1791
1792 /* Certificate types in signature database */
1793 #define EFI_CERT_SHA256_GUID \
1794         EFI_GUID(0xc1c41626, 0x504c, 0x4092, 0xac, 0xa9, \
1795                  0x41, 0xf9, 0x36, 0x93, 0x43, 0x28)
1796 #define EFI_CERT_RSA2048_GUID \
1797         EFI_GUID(0x3c5766e8, 0x269c, 0x4e34, 0xaa, 0x14, \
1798                  0xed, 0x77, 0x6e, 0x85, 0xb3, 0xb6)
1799 #define EFI_CERT_X509_GUID \
1800         EFI_GUID(0xa5c059a1, 0x94e4, 0x4aa7, 0x87, 0xb5, \
1801                  0xab, 0x15, 0x5c, 0x2b, 0xf0, 0x72)
1802 #define EFI_CERT_X509_SHA256_GUID \
1803         EFI_GUID(0x3bd2a492, 0x96c0, 0x4079, 0xb4, 0x20, \
1804                  0xfc, 0xf9, 0x8e, 0xf1, 0x03, 0xed)
1805 #define EFI_CERT_TYPE_PKCS7_GUID \
1806         EFI_GUID(0x4aafd29d, 0x68df, 0x49ee, 0x8a, 0xa9, \
1807                  0x34, 0x7d, 0x37, 0x56, 0x65, 0xa7)
1808
1809 /**
1810  * win_certificate_uefi_guid - A certificate that encapsulates
1811  * a GUID-specific signature
1812  *
1813  * @hdr:        Windows certificate header
1814  * @cert_type:  Certificate type
1815  * @cert_data:  Certificate data
1816  */
1817 struct win_certificate_uefi_guid {
1818         WIN_CERTIFICATE hdr;
1819         efi_guid_t      cert_type;
1820         u8              cert_data[];
1821 } __attribute__((__packed__));
1822
1823 /**
1824  * efi_variable_authentication_2 - A time-based authentication method
1825  * descriptor
1826  *
1827  * This structure describes an authentication information for
1828  * a variable with EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS
1829  * and should be included as part of a variable's value.
1830  * Only EFI_CERT_TYPE_PKCS7_GUID is accepted.
1831  *
1832  * @time_stamp: Descriptor's time stamp
1833  * @auth_info:  Authentication info
1834  */
1835 struct efi_variable_authentication_2 {
1836         struct efi_time                  time_stamp;
1837         struct win_certificate_uefi_guid auth_info;
1838 } __attribute__((__packed__));
1839
1840 /**
1841  * efi_firmware_image_authentication - Capsule authentication method
1842  * descriptor
1843  *
1844  * This structure describes an authentication information for
1845  * a capsule with IMAGE_ATTRIBUTE_AUTHENTICATION_REQUIRED set
1846  * and should be included as part of the capsule.
1847  * Only EFI_CERT_TYPE_PKCS7_GUID is accepted.
1848  *
1849  * @monotonic_count: Count to prevent replay
1850  * @auth_info: Authentication info
1851  */
1852 struct efi_firmware_image_authentication {
1853         uint64_t monotonic_count;
1854         struct win_certificate_uefi_guid auth_info;
1855 } __attribute__((__packed__));
1856
1857
1858 /**
1859  * efi_signature_data - A format of signature
1860  *
1861  * This structure describes a single signature in signature database.
1862  *
1863  * @signature_owner:    Signature owner
1864  * @signature_data:     Signature data
1865  */
1866 struct efi_signature_data {
1867         efi_guid_t      signature_owner;
1868         u8              signature_data[];
1869 } __attribute__((__packed__));
1870
1871 /**
1872  * efi_signature_list - A format of signature database
1873  *
1874  * This structure describes a list of signatures with the same type.
1875  * An authenticated variable's value is a concatenation of one or more
1876  * efi_signature_list's.
1877  *
1878  * @signature_type:             Signature type
1879  * @signature_list_size:        Size of signature list
1880  * @signature_header_size:      Size of signature header
1881  * @signature_size:             Size of signature
1882  */
1883 struct efi_signature_list {
1884         efi_guid_t      signature_type;
1885         u32             signature_list_size;
1886         u32             signature_header_size;
1887         u32             signature_size;
1888 /*      u8              signature_header[signature_header_size]; */
1889 /*      struct efi_signature_data signatures[...][signature_size]; */
1890 } __attribute__((__packed__));
1891
1892 /*
1893  * Firmware management protocol
1894  */
1895 #define EFI_FIRMWARE_MANAGEMENT_PROTOCOL_GUID \
1896         EFI_GUID(0x86c77a67, 0x0b97, 0x4633, 0xa1, 0x87, \
1897                  0x49, 0x10, 0x4d, 0x06, 0x85, 0xc7)
1898
1899 #define EFI_FIRMWARE_IMAGE_TYPE_UBOOT_FIT_GUID \
1900         EFI_GUID(0xae13ff2d, 0x9ad4, 0x4e25, 0x9a, 0xc8, \
1901                  0x6d, 0x80, 0xb3, 0xb2, 0x21, 0x47)
1902
1903 #define EFI_FIRMWARE_IMAGE_TYPE_UBOOT_RAW_GUID \
1904         EFI_GUID(0xe2bb9c06, 0x70e9, 0x4b14, 0x97, 0xa3, \
1905                  0x5a, 0x79, 0x13, 0x17, 0x6e, 0x3f)
1906
1907 #define IMAGE_ATTRIBUTE_IMAGE_UPDATABLE         0x0000000000000001
1908 #define IMAGE_ATTRIBUTE_RESET_REQUIRED          0x0000000000000002
1909 #define IMAGE_ATTRIBUTE_AUTHENTICATION_REQUIRED 0x0000000000000004
1910 #define IMAGE_ATTRIBUTE_IN_USE                  0x0000000000000008
1911 #define IMAGE_ATTRIBUTE_UEFI_IMAGE              0x0000000000000010
1912 #define IMAGE_ATTRIBUTE_DEPENDENCY              0x0000000000000020
1913
1914 #define IMAGE_COMPATIBILITY_CHECK_SUPPORTED     0x0000000000000001
1915
1916 #define IMAGE_UPDATABLE_VALID                   0x0000000000000001
1917 #define IMAGE_UPDATABLE_INVALID                 0x0000000000000002
1918 #define IMAGE_UPDATABLE_INVALID_TYPE            0x0000000000000004
1919 #define IMAGE_UPDATABLE_INVALID_OLLD            0x0000000000000008
1920 #define IMAGE_UPDATABLE_VALID_WITH_VENDOR_CODE  0x0000000000000010
1921
1922 #define PACKAGE_ATTRIBUTE_VERSION_UPDATABLE             0x0000000000000001
1923 #define PACKAGE_ATTRIBUTE_RESET_REQUIRED                0x0000000000000002
1924 #define PACKAGE_ATTRIBUTE_AUTHENTICATION_REQUIRED       0x0000000000000004
1925
1926 #define EFI_FIRMWARE_IMAGE_DESCRIPTOR_VERSION   4
1927
1928 typedef struct efi_firmware_image_dependencies {
1929         u8 dependencies[0];
1930 } efi_firmware_image_dep_t;
1931
1932 struct efi_firmware_image_descriptor {
1933         u8 image_index;
1934         efi_guid_t image_type_id;
1935         u64 image_id;
1936         u16 *image_id_name;
1937         u32 version;
1938         u16 *version_name;
1939         efi_uintn_t size;
1940         u64 attributes_supported;
1941         u64 attributes_setting;
1942         u64 compatibilities;
1943         u32 lowest_supported_image_version;
1944         u32 last_attempt_version;
1945         u32 last_attempt_status;
1946         u64 hardware_instance;
1947         efi_firmware_image_dep_t *dependencies;
1948 };
1949
1950 struct efi_firmware_management_protocol {
1951         efi_status_t (EFIAPI *get_image_info)(
1952                         struct efi_firmware_management_protocol *this,
1953                         efi_uintn_t *image_info_size,
1954                         struct efi_firmware_image_descriptor *image_info,
1955                         u32 *descriptor_version,
1956                         u8 *descriptor_count,
1957                         efi_uintn_t *descriptor_size,
1958                         u32 *package_version,
1959                         u16 **package_version_name);
1960         efi_status_t (EFIAPI *get_image)(
1961                         struct efi_firmware_management_protocol *this,
1962                         u8 image_index,
1963                         void *image,
1964                         efi_uintn_t *image_size);
1965         efi_status_t (EFIAPI *set_image)(
1966                         struct efi_firmware_management_protocol *this,
1967                         u8 image_index,
1968                         const void *image,
1969                         efi_uintn_t image_size,
1970                         const void *vendor_code,
1971                         efi_status_t (*progress)(efi_uintn_t completion),
1972                         u16 **abort_reason);
1973         efi_status_t (EFIAPI *check_image)(
1974                         struct efi_firmware_management_protocol *this,
1975                         u8 image_index,
1976                         const void *image,
1977                         efi_uintn_t *image_size,
1978                         u32 *image_updatable);
1979         efi_status_t (EFIAPI *get_package_info)(
1980                         struct efi_firmware_management_protocol *this,
1981                         u32 *package_version,
1982                         u16 **package_version_name,
1983                         u32 *package_version_name_maxlen,
1984                         u64 *attributes_supported,
1985                         u64 *attributes_setting);
1986         efi_status_t (EFIAPI *set_package_info)(
1987                         struct efi_firmware_management_protocol *this,
1988                         const void *image,
1989                         efi_uintn_t *image_size,
1990                         const void *vendor_code,
1991                         u32 package_version,
1992                         const u16 *package_version_name);
1993 };
1994
1995 #endif