1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Extensible Firmware Interface
4 * Based on 'Extensible Firmware Interface Specification' version 0.9,
7 * Copyright (C) 1999 VA Linux Systems
8 * Copyright (C) 1999 Walt Drummond <drummond@valinux.com>
9 * Copyright (C) 1999, 2002-2003 Hewlett-Packard Co.
10 * David Mosberger-Tang <davidm@hpl.hp.com>
11 * Stephane Eranian <eranian@hpl.hp.com>
13 * From include/linux/efi.h in kernel 4.1 with some additions/subtractions
22 #ifdef CONFIG_EFI_LOADER
23 #include <asm/setjmp.h>
26 /* UEFI spec version 2.7 */
27 #define EFI_SPECIFICATION_VERSION (2 << 16 | 70)
29 /* Types and defines for EFI CreateEvent */
30 enum efi_timer_delay {
32 EFI_TIMER_PERIODIC = 1,
33 EFI_TIMER_RELATIVE = 2
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;
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
53 #define TPL_APPLICATION 0x04
54 #define TPL_CALLBACK 0x08
55 #define TPL_NOTIFY 0x10
56 #define TPL_HIGH_LEVEL 0x1F
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);
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,
73 efi_uintn_t *desc_size,
75 efi_status_t (EFIAPI *allocate_pool)(int, efi_uintn_t, void **);
76 efi_status_t (EFIAPI *free_pool)(void *);
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,
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,
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);
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);
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,
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);
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,
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,
180 void (EFIAPI *copy_mem)(void *destination, const void *source,
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,
188 void *notify_context,
189 efi_guid_t *event_group,
190 struct efi_event **event);
193 /* Types and defines for EFI ResetSystem */
194 enum efi_reset_type {
197 EFI_RESET_SHUTDOWN = 2,
198 EFI_RESET_PLATFORM_SPECIFIC = 3,
201 /* EFI Runtime Services table */
202 #define EFI_RUNTIME_SERVICES_SIGNATURE 0x56524553544e5552ULL
204 #define CAPSULE_FLAGS_PERSIST_ACROSS_RESET 0x00010000
205 #define CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE 0x00020000
206 #define CAPSULE_FLAGS_INITIATE_RESET 0x00040000
208 struct efi_capsule_header {
209 efi_guid_t *capsule_guid;
212 u32 capsule_image_size;
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,
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,
240 efi_uintn_t data_size,
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,
256 efi_status_t (EFIAPI *query_variable_info)(
258 u64 *maximum_variable_storage_size,
259 u64 *remaining_variable_storage_size,
260 u64 *maximum_variable_size);
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)
268 #define EFI_EVENT_GROUP_VIRTUAL_ADDRESS_CHANGE \
269 EFI_GUID(0x13fa7698, 0xc831, 0x49c7, 0x87, 0xea, \
270 0x8f, 0x43, 0xfc, 0xc2, 0x51, 0x96)
272 #define EFI_EVENT_GROUP_MEMORY_MAP_CHANGE \
273 EFI_GUID(0x78bee926, 0x692f, 0x48fd, 0x9e, 0xdb, \
274 0x01, 0x42, 0x2e, 0xf0, 0xd7, 0xab)
276 #define EFI_EVENT_GROUP_READY_TO_BOOT \
277 EFI_GUID(0x7ce88fb3, 0x4bd7, 0x4679, 0x87, 0xa8, \
278 0xa8, 0xd8, 0xde, 0xe5, 0x0d, 0x2b)
280 #define EFI_EVENT_GROUP_RESET_SYSTEM \
281 EFI_GUID(0x62da6a56, 0x13fb, 0x485a, 0xa8, 0xda, \
282 0xa3, 0xdd, 0x79, 0x12, 0xcb, 0x6b)
284 /* EFI Configuration Table and GUID definitions */
286 EFI_GUID(0x00000000, 0x0000, 0x0000, 0x00, 0x00, \
287 0x00, 0x00, 0x00, 0x00, 0x00, 0x00)
289 #define EFI_GLOBAL_VARIABLE_GUID \
290 EFI_GUID(0x8be4df61, 0x93ca, 0x11d2, 0xaa, 0x0d, \
291 0x00, 0xe0, 0x98, 0x03, 0x2b, 0x8c)
293 #define LOADED_IMAGE_PROTOCOL_GUID \
294 EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, 0x8e, 0x3f, \
295 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
297 #define EFI_FDT_GUID \
298 EFI_GUID(0xb1b621d5, 0xf19c, 0x41a5, \
299 0x83, 0x0b, 0xd9, 0x15, 0x2c, 0x69, 0xaa, 0xe0)
301 #define EFI_ACPI_TABLE_GUID \
302 EFI_GUID(0x8868e871, 0xe4f1, 0x11d3, \
303 0xbc, 0x22, 0x00, 0x80, 0xc7, 0x3c, 0x88, 0x81)
305 #define SMBIOS_TABLE_GUID \
306 EFI_GUID(0xeb9d2d31, 0x2d88, 0x11d3, \
307 0x9a, 0x16, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
309 struct efi_configuration_table {
314 #define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)
316 struct efi_system_table {
317 struct efi_table_hdr hdr;
318 u16 *fw_vendor; /* physical addr of wchar_t vendor string */
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;
332 #define LOADED_IMAGE_GUID \
333 EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, \
334 0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
336 #define LOADED_IMAGE_DEVICE_PATH_GUID \
337 EFI_GUID(0xbc62157e, 0x3e33, 0x4fec, \
338 0x99, 0x20, 0x2d, 0x3b, 0x36, 0xd7, 0x50, 0xdf)
340 #define EFI_LOADED_IMAGE_PROTOCOL_REVISION 0x1000
342 struct efi_loaded_image {
345 struct efi_system_table *system_table;
346 efi_handle_t device_handle;
347 struct efi_device_path *file_path;
349 u32 load_options_size;
352 aligned_u64 image_size;
353 unsigned int image_code_type;
354 unsigned int image_data_type;
355 unsigned long unload;
358 #define DEVICE_PATH_GUID \
359 EFI_GUID(0x09576e91, 0x6d3f, 0x11d2, \
360 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
362 #define DEVICE_PATH_TYPE_END 0x7f
363 # define DEVICE_PATH_SUB_TYPE_INSTANCE_END 0x01
364 # define DEVICE_PATH_SUB_TYPE_END 0xff
366 struct efi_device_path {
372 struct efi_mac_addr {
376 #define DEVICE_PATH_TYPE_HARDWARE_DEVICE 0x01
377 # define DEVICE_PATH_SUB_TYPE_MEMORY 0x03
378 # define DEVICE_PATH_SUB_TYPE_VENDOR 0x04
380 struct efi_device_path_memory {
381 struct efi_device_path dp;
387 struct efi_device_path_vendor {
388 struct efi_device_path dp;
393 #define DEVICE_PATH_TYPE_ACPI_DEVICE 0x02
394 # define DEVICE_PATH_SUB_TYPE_ACPI_DEVICE 0x01
396 #define EFI_PNP_ID(ID) (u32)(((ID) << 16) | 0x41D0)
397 #define EISA_PNP_ID(ID) EFI_PNP_ID(ID)
398 #define EISA_PNP_NUM(ID) ((ID) >> 16)
400 struct efi_device_path_acpi_path {
401 struct efi_device_path dp;
406 #define DEVICE_PATH_TYPE_MESSAGING_DEVICE 0x03
407 # define DEVICE_PATH_SUB_TYPE_MSG_ATAPI 0x01
408 # define DEVICE_PATH_SUB_TYPE_MSG_SCSI 0x02
409 # define DEVICE_PATH_SUB_TYPE_MSG_USB 0x05
410 # define DEVICE_PATH_SUB_TYPE_MSG_MAC_ADDR 0x0b
411 # define DEVICE_PATH_SUB_TYPE_MSG_USB_CLASS 0x0f
412 # define DEVICE_PATH_SUB_TYPE_MSG_SD 0x1a
413 # define DEVICE_PATH_SUB_TYPE_MSG_MMC 0x1d
415 struct efi_device_path_atapi {
416 struct efi_device_path dp;
417 u8 primary_secondary;
419 u16 logical_unit_number;
422 struct efi_device_path_scsi {
423 struct efi_device_path dp;
425 u16 logical_unit_number;
428 struct efi_device_path_usb {
429 struct efi_device_path dp;
430 u8 parent_port_number;
434 struct efi_device_path_mac_addr {
435 struct efi_device_path dp;
436 struct efi_mac_addr mac;
440 struct efi_device_path_usb_class {
441 struct efi_device_path dp;
449 struct efi_device_path_sd_mmc_path {
450 struct efi_device_path dp;
454 #define DEVICE_PATH_TYPE_MEDIA_DEVICE 0x04
455 # define DEVICE_PATH_SUB_TYPE_HARD_DRIVE_PATH 0x01
456 # define DEVICE_PATH_SUB_TYPE_CDROM_PATH 0x02
457 # define DEVICE_PATH_SUB_TYPE_FILE_PATH 0x04
459 struct efi_device_path_hard_drive_path {
460 struct efi_device_path dp;
461 u32 partition_number;
464 u8 partition_signature[16];
469 struct efi_device_path_cdrom_path {
470 struct efi_device_path dp;
476 struct efi_device_path_file_path {
477 struct efi_device_path dp;
481 #define BLOCK_IO_GUID \
482 EFI_GUID(0x964e5b21, 0x6459, 0x11d2, \
483 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
485 struct efi_block_io_media {
487 char removable_media;
489 char logical_partition;
497 /* Added in revision 2 of the protocol */
498 u64 lowest_aligned_lba;
499 u32 logical_blocks_per_physical_block;
500 /* Added in revision 3 of the protocol */
501 u32 optimal_transfer_length_granualarity;
504 #define EFI_BLOCK_IO_PROTOCOL_REVISION2 0x00020001
505 #define EFI_BLOCK_IO_PROTOCOL_REVISION3 0x0002001f
507 struct efi_block_io {
509 struct efi_block_io_media *media;
510 efi_status_t (EFIAPI *reset)(struct efi_block_io *this,
511 char extended_verification);
512 efi_status_t (EFIAPI *read_blocks)(struct efi_block_io *this,
513 u32 media_id, u64 lba, efi_uintn_t buffer_size,
515 efi_status_t (EFIAPI *write_blocks)(struct efi_block_io *this,
516 u32 media_id, u64 lba, efi_uintn_t buffer_size,
518 efi_status_t (EFIAPI *flush_blocks)(struct efi_block_io *this);
521 struct simple_text_output_mode {
530 #define EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID \
531 EFI_GUID(0x387477c2, 0x69c7, 0x11d2, \
532 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
534 #define EFI_BLACK 0x00
535 #define EFI_BLUE 0x01
536 #define EFI_GREEN 0x02
537 #define EFI_CYAN 0x03
539 #define EFI_MAGENTA 0x05
540 #define EFI_BROWN 0x06
541 #define EFI_LIGHTGRAY 0x07
542 #define EFI_BRIGHT 0x08
543 #define EFI_DARKGRAY 0x08
544 #define EFI_LIGHTBLUE 0x09
545 #define EFI_LIGHTGREEN 0x0a
546 #define EFI_LIGHTCYAN 0x0b
547 #define EFI_LIGHTRED 0x0c
548 #define EFI_LIGHTMAGENTA 0x0d
549 #define EFI_YELLOW 0x0e
550 #define EFI_WHITE 0x0f
551 #define EFI_BACKGROUND_BLACK 0x00
552 #define EFI_BACKGROUND_BLUE 0x10
553 #define EFI_BACKGROUND_GREEN 0x20
554 #define EFI_BACKGROUND_CYAN 0x30
555 #define EFI_BACKGROUND_RED 0x40
556 #define EFI_BACKGROUND_MAGENTA 0x50
557 #define EFI_BACKGROUND_BROWN 0x60
558 #define EFI_BACKGROUND_LIGHTGRAY 0x70
560 /* extract foreground color from EFI attribute */
561 #define EFI_ATTR_FG(attr) ((attr) & 0x07)
562 /* treat high bit of FG as bright/bold (similar to edk2) */
563 #define EFI_ATTR_BOLD(attr) (((attr) >> 3) & 0x01)
564 /* extract background color from EFI attribute */
565 #define EFI_ATTR_BG(attr) (((attr) >> 4) & 0x7)
567 struct efi_simple_text_output_protocol {
569 efi_status_t (EFIAPI *output_string)(
570 struct efi_simple_text_output_protocol *this,
571 const efi_string_t str);
572 efi_status_t (EFIAPI *test_string)(
573 struct efi_simple_text_output_protocol *this,
574 const efi_string_t str);
575 efi_status_t(EFIAPI *query_mode)(
576 struct efi_simple_text_output_protocol *this,
577 unsigned long mode_number, unsigned long *columns,
578 unsigned long *rows);
579 efi_status_t(EFIAPI *set_mode)(
580 struct efi_simple_text_output_protocol *this,
581 unsigned long mode_number);
582 efi_status_t(EFIAPI *set_attribute)(
583 struct efi_simple_text_output_protocol *this,
584 unsigned long attribute);
585 efi_status_t(EFIAPI *clear_screen) (
586 struct efi_simple_text_output_protocol *this);
587 efi_status_t(EFIAPI *set_cursor_position) (
588 struct efi_simple_text_output_protocol *this,
589 unsigned long column, unsigned long row);
590 efi_status_t(EFIAPI *enable_cursor)(
591 struct efi_simple_text_output_protocol *this,
593 struct simple_text_output_mode *mode;
596 #define EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL_GUID \
597 EFI_GUID(0xdd9e7534, 0x7762, 0x4698, \
598 0x8c, 0x14, 0xf5, 0x85, 0x17, 0xa6, 0x25, 0xaa)
600 struct efi_input_key {
605 #define EFI_SHIFT_STATE_INVALID 0x00000000
606 #define EFI_RIGHT_SHIFT_PRESSED 0x00000001
607 #define EFI_LEFT_SHIFT_PRESSED 0x00000002
608 #define EFI_RIGHT_CONTROL_PRESSED 0x00000004
609 #define EFI_LEFT_CONTROL_PRESSED 0x00000008
610 #define EFI_RIGHT_ALT_PRESSED 0x00000010
611 #define EFI_LEFT_ALT_PRESSED 0x00000020
612 #define EFI_RIGHT_LOGO_PRESSED 0x00000040
613 #define EFI_LEFT_LOGO_PRESSED 0x00000080
614 #define EFI_MENU_KEY_PRESSED 0x00000100
615 #define EFI_SYS_REQ_PRESSED 0x00000200
616 #define EFI_SHIFT_STATE_VALID 0x80000000
618 #define EFI_TOGGLE_STATE_INVALID 0x00
619 #define EFI_SCROLL_LOCK_ACTIVE 0x01
620 #define EFI_NUM_LOCK_ACTIVE 0x02
621 #define EFI_CAPS_LOCK_ACTIVE 0x04
622 #define EFI_KEY_STATE_EXPOSED 0x40
623 #define EFI_TOGGLE_STATE_VALID 0x80
625 struct efi_key_state {
630 struct efi_key_data {
631 struct efi_input_key key;
632 struct efi_key_state key_state;
635 struct efi_simple_text_input_ex_protocol {
636 efi_status_t (EFIAPI *reset) (
637 struct efi_simple_text_input_ex_protocol *this,
638 bool extended_verification);
639 efi_status_t (EFIAPI *read_key_stroke_ex) (
640 struct efi_simple_text_input_ex_protocol *this,
641 struct efi_key_data *key_data);
642 struct efi_event *wait_for_key_ex;
643 efi_status_t (EFIAPI *set_state) (
644 struct efi_simple_text_input_ex_protocol *this,
645 u8 key_toggle_state);
646 efi_status_t (EFIAPI *register_key_notify) (
647 struct efi_simple_text_input_ex_protocol *this,
648 struct efi_key_data *key_data,
649 efi_status_t (EFIAPI *key_notify_function)(
650 struct efi_key_data *key_data),
651 void **notify_handle);
652 efi_status_t (EFIAPI *unregister_key_notify) (
653 struct efi_simple_text_input_ex_protocol *this,
654 void *notification_handle);
657 #define EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID \
658 EFI_GUID(0x387477c1, 0x69c7, 0x11d2, \
659 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
661 struct efi_simple_text_input_protocol {
662 efi_status_t(EFIAPI *reset)(struct efi_simple_text_input_protocol *this,
663 bool extended_verification);
664 efi_status_t(EFIAPI *read_key_stroke)(
665 struct efi_simple_text_input_protocol *this,
666 struct efi_input_key *key);
667 struct efi_event *wait_for_key;
670 #define EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID \
671 EFI_GUID(0x8b843e20, 0x8132, 0x4852, \
672 0x90, 0xcc, 0x55, 0x1a, 0x4e, 0x4a, 0x7f, 0x1c)
674 struct efi_device_path_to_text_protocol {
675 uint16_t *(EFIAPI *convert_device_node_to_text)(
676 struct efi_device_path *device_node,
678 bool allow_shortcuts);
679 uint16_t *(EFIAPI *convert_device_path_to_text)(
680 struct efi_device_path *device_path,
682 bool allow_shortcuts);
685 #define EFI_DEVICE_PATH_UTILITIES_PROTOCOL_GUID \
686 EFI_GUID(0x0379be4e, 0xd706, 0x437d, \
687 0xb0, 0x37, 0xed, 0xb8, 0x2f, 0xb7, 0x72, 0xa4)
689 struct efi_device_path_utilities_protocol {
690 efi_uintn_t (EFIAPI *get_device_path_size)(
691 const struct efi_device_path *device_path);
692 struct efi_device_path *(EFIAPI *duplicate_device_path)(
693 const struct efi_device_path *device_path);
694 struct efi_device_path *(EFIAPI *append_device_path)(
695 const struct efi_device_path *src1,
696 const struct efi_device_path *src2);
697 struct efi_device_path *(EFIAPI *append_device_node)(
698 const struct efi_device_path *device_path,
699 const struct efi_device_path *device_node);
700 struct efi_device_path *(EFIAPI *append_device_path_instance)(
701 const struct efi_device_path *device_path,
702 const struct efi_device_path *device_path_instance);
703 struct efi_device_path *(EFIAPI *get_next_device_path_instance)(
704 struct efi_device_path **device_path_instance,
705 efi_uintn_t *device_path_instance_size);
706 bool (EFIAPI *is_device_path_multi_instance)(
707 const struct efi_device_path *device_path);
708 struct efi_device_path *(EFIAPI *create_device_node)(
710 uint8_t node_sub_type,
711 uint16_t node_length);
715 * Human Interface Infrastructure (HII)
717 struct efi_hii_package_list_header {
718 efi_guid_t package_list_guid;
723 * struct efi_hii_package_header - EFI HII package header
725 * @fields: 'fields' replaces the bit-fields defined in the EFI
726 * specification to to avoid possible compiler incompatibilities::
731 struct efi_hii_package_header {
735 #define __EFI_HII_PACKAGE_LEN_SHIFT 0
736 #define __EFI_HII_PACKAGE_TYPE_SHIFT 24
737 #define __EFI_HII_PACKAGE_LEN_MASK 0xffffff
738 #define __EFI_HII_PACKAGE_TYPE_MASK 0xff
740 #define EFI_HII_PACKAGE_TYPE_ALL 0x00
741 #define EFI_HII_PACKAGE_TYPE_GUID 0x01
742 #define EFI_HII_PACKAGE_FORMS 0x02
743 #define EFI_HII_PACKAGE_STRINGS 0x04
744 #define EFI_HII_PACKAGE_FONTS 0x05
745 #define EFI_HII_PACKAGE_IMAGES 0x06
746 #define EFI_HII_PACKAGE_SIMPLE_FONTS 0x07
747 #define EFI_HII_PACKAGE_DEVICE_PATH 0x08
748 #define EFI_HII_PACKAGE_KEYBOARD_LAYOUT 0x09
749 #define EFI_HII_PACKAGE_ANIMATIONS 0x0A
750 #define EFI_HII_PACKAGE_END 0xDF
751 #define EFI_HII_PACKAGE_TYPE_SYSTEM_BEGIN 0xE0
752 #define EFI_HII_PACKAGE_TYPE_SYSTEM_END 0xFF
757 struct efi_hii_guid_package {
758 struct efi_hii_package_header header;
766 struct efi_hii_strings_package {
767 struct efi_hii_package_header header;
769 u32 string_info_offset;
770 u16 language_window[16];
771 efi_string_id_t language_name;
775 struct efi_hii_string_block {
777 /* u8 block_body[]; */
780 #define EFI_HII_SIBT_END 0x00
781 #define EFI_HII_SIBT_STRING_SCSU 0x10
782 #define EFI_HII_SIBT_STRING_SCSU_FONT 0x11
783 #define EFI_HII_SIBT_STRINGS_SCSU 0x12
784 #define EFI_HII_SIBT_STRINGS_SCSU_FONT 0x13
785 #define EFI_HII_SIBT_STRING_UCS2 0x14
786 #define EFI_HII_SIBT_STRING_UCS2_FONT 0x15
787 #define EFI_HII_SIBT_STRINGS_UCS2 0x16
788 #define EFI_HII_SIBT_STRINGS_UCS2_FONT 0x17
789 #define EFI_HII_SIBT_DUPLICATE 0x20
790 #define EFI_HII_SIBT_SKIP2 0x21
791 #define EFI_HII_SIBT_SKIP1 0x22
792 #define EFI_HII_SIBT_EXT1 0x30
793 #define EFI_HII_SIBT_EXT2 0x31
794 #define EFI_HII_SIBT_EXT4 0x32
795 #define EFI_HII_SIBT_FONT 0x40
797 struct efi_hii_sibt_string_ucs2_block {
798 struct efi_hii_string_block header;
802 static inline struct efi_hii_string_block *
803 efi_hii_sibt_string_ucs2_block_next(struct efi_hii_sibt_string_ucs2_block *blk)
805 return ((void *)blk) + sizeof(*blk) +
806 (u16_strlen(blk->string_text) + 1) * 2;
811 * TODO: full scope of definitions
813 struct efi_hii_time {
819 struct efi_hii_date {
826 efi_question_id_t question_id;
827 efi_form_id_t form_id;
828 efi_guid_t form_set_guid;
829 efi_string_id_t device_path;
832 union efi_ifr_type_value {
833 u8 u8; // EFI_IFR_TYPE_NUM_SIZE_8
834 u16 u16; // EFI_IFR_TYPE_NUM_SIZE_16
835 u32 u32; // EFI_IFR_TYPE_NUM_SIZE_32
836 u64 u64; // EFI_IFR_TYPE_NUM_SIZE_64
837 bool b; // EFI_IFR_TYPE_BOOLEAN
838 struct efi_hii_time time; // EFI_IFR_TYPE_TIME
839 struct efi_hii_date date; // EFI_IFR_TYPE_DATE
840 efi_string_id_t string; // EFI_IFR_TYPE_STRING, EFI_IFR_TYPE_ACTION
841 struct efi_hii_ref ref; // EFI_IFR_TYPE_REF
842 // u8 buffer[]; // EFI_IFR_TYPE_BUFFER
845 #define EFI_IFR_TYPE_NUM_SIZE_8 0x00
846 #define EFI_IFR_TYPE_NUM_SIZE_16 0x01
847 #define EFI_IFR_TYPE_NUM_SIZE_32 0x02
848 #define EFI_IFR_TYPE_NUM_SIZE_64 0x03
849 #define EFI_IFR_TYPE_BOOLEAN 0x04
850 #define EFI_IFR_TYPE_TIME 0x05
851 #define EFI_IFR_TYPE_DATE 0x06
852 #define EFI_IFR_TYPE_STRING 0x07
853 #define EFI_IFR_TYPE_OTHER 0x08
854 #define EFI_IFR_TYPE_UNDEFINED 0x09
855 #define EFI_IFR_TYPE_ACTION 0x0A
856 #define EFI_IFR_TYPE_BUFFER 0x0B
857 #define EFI_IFR_TYPE_REF 0x0C
858 #define EFI_IFR_OPTION_DEFAULT 0x10
859 #define EFI_IFR_OPTION_DEFAULT_MFG 0x20
861 #define EFI_IFR_ONE_OF_OPTION_OP 0x09
863 struct efi_ifr_op_header {
869 struct efi_ifr_one_of_option {
870 struct efi_ifr_op_header header;
871 efi_string_id_t option;
874 union efi_ifr_type_value value;
877 typedef efi_uintn_t efi_browser_action_t;
879 #define EFI_BROWSER_ACTION_REQUEST_NONE 0
880 #define EFI_BROWSER_ACTION_REQUEST_RESET 1
881 #define EFI_BROWSER_ACTION_REQUEST_SUBMIT 2
882 #define EFI_BROWSER_ACTION_REQUEST_EXIT 3
883 #define EFI_BROWSER_ACTION_REQUEST_FORM_SUBMIT_EXIT 4
884 #define EFI_BROWSER_ACTION_REQUEST_FORM_DISCARD_EXIT 5
885 #define EFI_BROWSER_ACTION_REQUEST_FORM_APPLY 6
886 #define EFI_BROWSER_ACTION_REQUEST_FORM_DISCARD 7
887 #define EFI_BROWSER_ACTION_REQUEST_RECONNECT 8
889 typedef efi_uintn_t efi_browser_action_request_t;
891 #define EFI_BROWSER_ACTION_CHANGING 0
892 #define EFI_BROWSER_ACTION_CHANGED 1
893 #define EFI_BROWSER_ACTION_RETRIEVE 2
894 #define EFI_BROWSER_ACTION_FORM_OPEN 3
895 #define EFI_BROWSER_ACTION_FORM_CLOSE 4
896 #define EFI_BROWSER_ACTION_SUBMITTED 5
897 #define EFI_BROWSER_ACTION_DEFAULT_STANDARD 0x1000
898 #define EFI_BROWSER_ACTION_DEFAULT_MANUFACTURING 0x1001
899 #define EFI_BROWSER_ACTION_DEFAULT_SAFE 0x1002
900 #define EFI_BROWSER_ACTION_DEFAULT_PLATFORM 0x2000
901 #define EFI_BROWSER_ACTION_DEFAULT_HARDWARE 0x3000
902 #define EFI_BROWSER_ACTION_DEFAULT_FIRMWARE 0x4000
905 * HII keyboard package
908 EFI_KEY_LCTRL, EFI_KEY_A0, EFI_KEY_LALT, EFI_KEY_SPACE_BAR,
909 EFI_KEY_A2, EFI_KEY_A3, EFI_KEY_A4, EFI_KEY_RCTRL, EFI_KEY_LEFT_ARROW,
910 EFI_KEY_DOWN_ARROW, EFI_KEY_RIGHT_ARROW, EFI_KEY_ZERO,
911 EFI_KEY_PERIOD, EFI_KEY_ENTER, EFI_KEY_LSHIFT, EFI_KEY_B0,
912 EFI_KEY_B1, EFI_KEY_B2, EFI_KEY_B3, EFI_KEY_B4, EFI_KEY_B5, EFI_KEY_B6,
913 EFI_KEY_B7, EFI_KEY_B8, EFI_KEY_B9, EFI_KEY_B10, EFI_KEY_RSHIFT,
914 EFI_KEY_UP_ARROW, EFI_KEY_ONE, EFI_KEY_TWO, EFI_KEY_THREE,
915 EFI_KEY_CAPS_LOCK, EFI_KEY_C1, EFI_KEY_C2, EFI_KEY_C3, EFI_KEY_C4,
916 EFI_KEY_C5, EFI_KEY_C6, EFI_KEY_C7, EFI_KEY_C8, EFI_KEY_C9,
917 EFI_KEY_C10, EFI_KEY_C11, EFI_KEY_C12, EFI_KEY_FOUR, EFI_KEY_FIVE,
918 EFI_KEY_SIX, EFI_KEY_PLUS, EFI_KEY_TAB, EFI_KEY_D1, EFI_KEY_D2,
919 EFI_KEY_D3, EFI_KEY_D4, EFI_KEY_D5, EFI_KEY_D6, EFI_KEY_D7, EFI_KEY_D8,
920 EFI_KEY_D9, EFI_KEY_D10, EFI_KEY_D11, EFI_KEY_D12, EFI_KEY_D13,
921 EFI_KEY_DEL, EFI_KEY_END, EFI_KEY_PG_DN, EFI_KEY_SEVEN, EFI_KEY_EIGHT,
922 EFI_KEY_NINE, EFI_KEY_E0, EFI_KEY_E1, EFI_KEY_E2, EFI_KEY_E3,
923 EFI_KEY_E4, EFI_KEY_E5, EFI_KEY_E6, EFI_KEY_E7, EFI_KEY_E8, EFI_KEY_E9,
924 EFI_KEY_E10, EFI_KEY_E11, EFI_KEY_E12, EFI_KEY_BACK_SPACE,
925 EFI_KEY_INS, EFI_KEY_HOME, EFI_KEY_PG_UP, EFI_KEY_NLCK, EFI_KEY_SLASH,
926 EFI_KEY_ASTERISK, EFI_KEY_MINUS, EFI_KEY_ESC, EFI_KEY_F1, EFI_KEY_F2,
927 EFI_KEY_F3, EFI_KEY_F4, EFI_KEY_F5, EFI_KEY_F6, EFI_KEY_F7, EFI_KEY_F8,
928 EFI_KEY_F9, EFI_KEY_F10, EFI_KEY_F11, EFI_KEY_F12, EFI_KEY_PRINT,
929 EFI_KEY_SLCK, EFI_KEY_PAUSE,
932 struct efi_key_descriptor {
937 u16 shifted_alt_gr_unicode;
939 u16 affected_attribute;
942 struct efi_hii_keyboard_layout {
945 u32 layout_descriptor_string_offset;
947 struct efi_key_descriptor descriptors[];
950 struct efi_hii_keyboard_package {
951 struct efi_hii_package_header header;
953 struct efi_hii_keyboard_layout layout[];
959 #define EFI_HII_STRING_PROTOCOL_GUID \
960 EFI_GUID(0x0fd96974, 0x23aa, 0x4cdc, \
961 0xb9, 0xcb, 0x98, 0xd1, 0x77, 0x50, 0x32, 0x2a)
963 struct efi_font_info {
964 efi_hii_font_style_t font_style;
969 struct efi_hii_string_protocol {
970 efi_status_t(EFIAPI *new_string)(
971 const struct efi_hii_string_protocol *this,
972 efi_hii_handle_t package_list,
973 efi_string_id_t *string_id,
975 const u16 *language_name,
976 const efi_string_t string,
977 const struct efi_font_info *string_font_info);
978 efi_status_t(EFIAPI *get_string)(
979 const struct efi_hii_string_protocol *this,
981 efi_hii_handle_t package_list,
982 efi_string_id_t string_id,
984 efi_uintn_t *string_size,
985 struct efi_font_info **string_font_info);
986 efi_status_t(EFIAPI *set_string)(
987 const struct efi_hii_string_protocol *this,
988 efi_hii_handle_t package_list,
989 efi_string_id_t string_id,
991 const efi_string_t string,
992 const struct efi_font_info *string_font_info);
993 efi_status_t(EFIAPI *get_languages)(
994 const struct efi_hii_string_protocol *this,
995 efi_hii_handle_t package_list,
997 efi_uintn_t *languages_size);
998 efi_status_t(EFIAPI *get_secondary_languages)(
999 const struct efi_hii_string_protocol *this,
1000 efi_hii_handle_t package_list,
1001 const u8 *primary_language,
1002 u8 *secondary_languages,
1003 efi_uintn_t *secondary_languages_size);
1006 #define EFI_HII_DATABASE_PROTOCOL_GUID \
1007 EFI_GUID(0xef9fc172, 0xa1b2, 0x4693, \
1008 0xb3, 0x27, 0x6d, 0x32, 0xfc, 0x41, 0x60, 0x42)
1010 struct efi_hii_database_protocol {
1011 efi_status_t(EFIAPI *new_package_list)(
1012 const struct efi_hii_database_protocol *this,
1013 const struct efi_hii_package_list_header *package_list,
1014 const efi_handle_t driver_handle,
1015 efi_hii_handle_t *handle);
1016 efi_status_t(EFIAPI *remove_package_list)(
1017 const struct efi_hii_database_protocol *this,
1018 efi_hii_handle_t handle);
1019 efi_status_t(EFIAPI *update_package_list)(
1020 const struct efi_hii_database_protocol *this,
1021 efi_hii_handle_t handle,
1022 const struct efi_hii_package_list_header *package_list);
1023 efi_status_t(EFIAPI *list_package_lists)(
1024 const struct efi_hii_database_protocol *this,
1026 const efi_guid_t *package_guid,
1027 efi_uintn_t *handle_buffer_length,
1028 efi_hii_handle_t *handle);
1029 efi_status_t(EFIAPI *export_package_lists)(
1030 const struct efi_hii_database_protocol *this,
1031 efi_hii_handle_t handle,
1032 efi_uintn_t *buffer_size,
1033 struct efi_hii_package_list_header *buffer);
1034 efi_status_t(EFIAPI *register_package_notify)(
1035 const struct efi_hii_database_protocol *this,
1037 const efi_guid_t *package_guid,
1038 const void *package_notify_fn,
1039 efi_uintn_t notify_type,
1040 efi_handle_t *notify_handle);
1041 efi_status_t(EFIAPI *unregister_package_notify)(
1042 const struct efi_hii_database_protocol *this,
1043 efi_handle_t notification_handle
1045 efi_status_t(EFIAPI *find_keyboard_layouts)(
1046 const struct efi_hii_database_protocol *this,
1047 u16 *key_guid_buffer_length,
1048 efi_guid_t *key_guid_buffer);
1049 efi_status_t(EFIAPI *get_keyboard_layout)(
1050 const struct efi_hii_database_protocol *this,
1051 efi_guid_t *key_guid,
1052 u16 *keyboard_layout_length,
1053 struct efi_hii_keyboard_layout *keyboard_layout);
1054 efi_status_t(EFIAPI *set_keyboard_layout)(
1055 const struct efi_hii_database_protocol *this,
1056 efi_guid_t *key_guid);
1057 efi_status_t(EFIAPI *get_package_list_handle)(
1058 const struct efi_hii_database_protocol *this,
1059 efi_hii_handle_t package_list_handle,
1060 efi_handle_t *driver_handle);
1063 #define EFI_HII_CONFIG_ROUTING_PROTOCOL_GUID \
1064 EFI_GUID(0x587e72d7, 0xcc50, 0x4f79, \
1065 0x82, 0x09, 0xca, 0x29, 0x1f, 0xc1, 0xa1, 0x0f)
1067 struct efi_hii_config_routing_protocol {
1068 efi_status_t(EFIAPI *extract_config)(
1069 const struct efi_hii_config_routing_protocol *this,
1070 const efi_string_t request,
1071 efi_string_t *progress,
1072 efi_string_t *results);
1073 efi_status_t(EFIAPI *export_config)(
1074 const struct efi_hii_config_routing_protocol *this,
1075 efi_string_t *results);
1076 efi_status_t(EFIAPI *route_config)(
1077 const struct efi_hii_config_routing_protocol *this,
1078 const efi_string_t configuration,
1079 efi_string_t *progress);
1080 efi_status_t(EFIAPI *block_to_config)(
1081 const struct efi_hii_config_routing_protocol *this,
1082 const efi_string_t config_request,
1083 const uint8_t *block,
1084 const efi_uintn_t block_size,
1085 efi_string_t *config,
1086 efi_string_t *progress);
1087 efi_status_t(EFIAPI *config_to_block)(
1088 const struct efi_hii_config_routing_protocol *this,
1089 const efi_string_t config_resp,
1090 const uint8_t *block,
1091 const efi_uintn_t *block_size,
1092 efi_string_t *progress);
1093 efi_status_t(EFIAPI *get_alt_config)(
1094 const struct efi_hii_config_routing_protocol *this,
1095 const efi_string_t config_resp,
1096 const efi_guid_t *guid,
1097 const efi_string_t name,
1098 const struct efi_device_path *device_path,
1099 const efi_string_t alt_cfg_id,
1100 efi_string_t *alt_cfg_resp);
1103 #define EFI_HII_CONFIG_ACCESS_PROTOCOL_GUID \
1104 EFI_GUID(0x330d4706, 0xf2a0, 0x4e4f, \
1105 0xa3, 0x69, 0xb6, 0x6f, 0xa8, 0xd5, 0x43, 0x85)
1107 struct efi_hii_config_access_protocol {
1108 efi_status_t(EFIAPI *extract_config_access)(
1109 const struct efi_hii_config_access_protocol *this,
1110 const efi_string_t request,
1111 efi_string_t *progress,
1112 efi_string_t *results);
1113 efi_status_t(EFIAPI *route_config_access)(
1114 const struct efi_hii_config_access_protocol *this,
1115 const efi_string_t configuration,
1116 efi_string_t *progress);
1117 efi_status_t(EFIAPI *form_callback)(
1118 const struct efi_hii_config_access_protocol *this,
1119 efi_browser_action_t action,
1120 efi_question_id_t question_id,
1122 union efi_ifr_type_value *value,
1123 efi_browser_action_request_t *action_request);
1126 #define EFI_GOP_GUID \
1127 EFI_GUID(0x9042a9de, 0x23dc, 0x4a38, \
1128 0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a)
1130 #define EFI_GOT_RGBA8 0
1131 #define EFI_GOT_BGRA8 1
1132 #define EFI_GOT_BITMASK 2
1134 struct efi_gop_mode_info {
1139 u32 pixel_bitmask[4];
1140 u32 pixels_per_scanline;
1143 struct efi_gop_mode {
1146 struct efi_gop_mode_info *info;
1147 unsigned long info_size;
1148 efi_physical_addr_t fb_base;
1149 unsigned long fb_size;
1152 struct efi_gop_pixel {
1159 #define EFI_BLT_VIDEO_FILL 0
1160 #define EFI_BLT_VIDEO_TO_BLT_BUFFER 1
1161 #define EFI_BLT_BUFFER_TO_VIDEO 2
1162 #define EFI_BLT_VIDEO_TO_VIDEO 3
1165 efi_status_t (EFIAPI *query_mode)(struct efi_gop *this, u32 mode_number,
1166 efi_uintn_t *size_of_info,
1167 struct efi_gop_mode_info **info);
1168 efi_status_t (EFIAPI *set_mode)(struct efi_gop *this, u32 mode_number);
1169 efi_status_t (EFIAPI *blt)(struct efi_gop *this,
1170 struct efi_gop_pixel *buffer,
1171 u32 operation, efi_uintn_t sx,
1172 efi_uintn_t sy, efi_uintn_t dx,
1173 efi_uintn_t dy, efi_uintn_t width,
1174 efi_uintn_t height, efi_uintn_t delta);
1175 struct efi_gop_mode *mode;
1178 #define EFI_SIMPLE_NETWORK_GUID \
1179 EFI_GUID(0xa19832b9, 0xac25, 0x11d3, \
1180 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
1182 struct efi_mac_address {
1186 struct efi_ip_address {
1188 } __attribute__((aligned(4)));
1190 enum efi_simple_network_state {
1191 EFI_NETWORK_STOPPED,
1192 EFI_NETWORK_STARTED,
1193 EFI_NETWORK_INITIALIZED,
1196 struct efi_simple_network_mode {
1197 enum efi_simple_network_state state;
1199 u32 media_header_size;
1200 u32 max_packet_size;
1202 u32 nvram_access_size;
1203 u32 receive_filter_mask;
1204 u32 receive_filter_setting;
1205 u32 max_mcast_filter_count;
1206 u32 mcast_filter_count;
1207 struct efi_mac_address mcast_filter[16];
1208 struct efi_mac_address current_address;
1209 struct efi_mac_address broadcast_address;
1210 struct efi_mac_address permanent_address;
1213 u8 multitx_supported;
1214 u8 media_present_supported;
1218 /* receive_filters bit mask */
1219 #define EFI_SIMPLE_NETWORK_RECEIVE_UNICAST 0x01
1220 #define EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST 0x02
1221 #define EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST 0x04
1222 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS 0x08
1223 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST 0x10
1225 /* interrupt status bit mask */
1226 #define EFI_SIMPLE_NETWORK_RECEIVE_INTERRUPT 0x01
1227 #define EFI_SIMPLE_NETWORK_TRANSMIT_INTERRUPT 0x02
1228 #define EFI_SIMPLE_NETWORK_COMMAND_INTERRUPT 0x04
1229 #define EFI_SIMPLE_NETWORK_SOFTWARE_INTERRUPT 0x08
1231 /* revision of the simple network protocol */
1232 #define EFI_SIMPLE_NETWORK_PROTOCOL_REVISION 0x00010000
1234 struct efi_simple_network {
1236 efi_status_t (EFIAPI *start)(struct efi_simple_network *this);
1237 efi_status_t (EFIAPI *stop)(struct efi_simple_network *this);
1238 efi_status_t (EFIAPI *initialize)(struct efi_simple_network *this,
1239 ulong extra_rx, ulong extra_tx);
1240 efi_status_t (EFIAPI *reset)(struct efi_simple_network *this,
1241 int extended_verification);
1242 efi_status_t (EFIAPI *shutdown)(struct efi_simple_network *this);
1243 efi_status_t (EFIAPI *receive_filters)(struct efi_simple_network *this,
1244 u32 enable, u32 disable, int reset_mcast_filter,
1245 ulong mcast_filter_count,
1246 struct efi_mac_address *mcast_filter);
1247 efi_status_t (EFIAPI *station_address)(struct efi_simple_network *this,
1248 int reset, struct efi_mac_address *new_mac);
1249 efi_status_t (EFIAPI *statistics)(struct efi_simple_network *this,
1250 int reset, ulong *stat_size, void *stat_table);
1251 efi_status_t (EFIAPI *mcastiptomac)(struct efi_simple_network *this,
1252 int ipv6, struct efi_ip_address *ip,
1253 struct efi_mac_address *mac);
1254 efi_status_t (EFIAPI *nvdata)(struct efi_simple_network *this,
1255 int read_write, ulong offset, ulong buffer_size,
1257 efi_status_t (EFIAPI *get_status)(struct efi_simple_network *this,
1258 u32 *int_status, void **txbuf);
1259 efi_status_t (EFIAPI *transmit)(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 efi_status_t (EFIAPI *receive)(struct efi_simple_network *this,
1264 size_t *header_size, size_t *buffer_size, void *buffer,
1265 struct efi_mac_address *src_addr,
1266 struct efi_mac_address *dest_addr, u16 *protocol);
1267 struct efi_event *wait_for_packet;
1268 struct efi_simple_network_mode *mode;
1271 #define EFI_PXE_GUID \
1272 EFI_GUID(0x03c4e603, 0xac28, 0x11d3, \
1273 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
1275 struct efi_pxe_packet {
1279 struct efi_pxe_mode {
1288 u8 dhcp_discover_valid;
1289 u8 dhcp_ack_received;
1290 u8 proxy_offer_received;
1291 u8 pxe_discover_valid;
1292 u8 pxe_reply_received;
1293 u8 pxe_bis_reply_received;
1294 u8 icmp_error_received;
1295 u8 tftp_error_received;
1300 struct efi_ip_address station_ip;
1301 struct efi_ip_address subnet_mask;
1302 struct efi_pxe_packet dhcp_discover;
1303 struct efi_pxe_packet dhcp_ack;
1304 struct efi_pxe_packet proxy_offer;
1305 struct efi_pxe_packet pxe_discover;
1306 struct efi_pxe_packet pxe_reply;
1311 void (EFIAPI *start)(void);
1312 void (EFIAPI *stop)(void);
1313 void (EFIAPI *dhcp)(void);
1314 void (EFIAPI *discover)(void);
1315 void (EFIAPI *mftp)(void);
1316 void (EFIAPI *udpwrite)(void);
1317 void (EFIAPI *udpread)(void);
1318 void (EFIAPI *setipfilter)(void);
1319 void (EFIAPI *arp)(void);
1320 void (EFIAPI *setparams)(void);
1321 void (EFIAPI *setstationip)(void);
1322 void (EFIAPI *setpackets)(void);
1323 struct efi_pxe_mode *mode;
1326 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID \
1327 EFI_GUID(0x964e5b22, 0x6459, 0x11d2, \
1328 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
1329 #define EFI_FILE_PROTOCOL_REVISION 0x00010000
1330 #define EFI_FILE_PROTOCOL_REVISION2 0x00020000
1331 #define EFI_FILE_PROTOCOL_LATEST_REVISION EFI_FILE_PROTOCOL_REVISION2
1333 struct efi_file_handle {
1335 efi_status_t (EFIAPI *open)(struct efi_file_handle *file,
1336 struct efi_file_handle **new_handle,
1337 u16 *file_name, u64 open_mode, u64 attributes);
1338 efi_status_t (EFIAPI *close)(struct efi_file_handle *file);
1339 efi_status_t (EFIAPI *delete)(struct efi_file_handle *file);
1340 efi_status_t (EFIAPI *read)(struct efi_file_handle *file,
1341 efi_uintn_t *buffer_size, void *buffer);
1342 efi_status_t (EFIAPI *write)(struct efi_file_handle *file,
1343 efi_uintn_t *buffer_size, void *buffer);
1344 efi_status_t (EFIAPI *getpos)(struct efi_file_handle *file,
1346 efi_status_t (EFIAPI *setpos)(struct efi_file_handle *file,
1348 efi_status_t (EFIAPI *getinfo)(struct efi_file_handle *file,
1349 const efi_guid_t *info_type, efi_uintn_t *buffer_size,
1351 efi_status_t (EFIAPI *setinfo)(struct efi_file_handle *file,
1352 const efi_guid_t *info_type, efi_uintn_t buffer_size,
1354 efi_status_t (EFIAPI *flush)(struct efi_file_handle *file);
1356 * TODO: We currently only support EFI file protocol revision 0x00010000
1357 * while UEFI specs 2.4 - 2.7 prescribe revision 0x00020000.
1361 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_REVISION 0x00010000
1363 struct efi_simple_file_system_protocol {
1365 efi_status_t (EFIAPI *open_volume)(struct efi_simple_file_system_protocol *this,
1366 struct efi_file_handle **root);
1369 #define EFI_FILE_INFO_GUID \
1370 EFI_GUID(0x9576e92, 0x6d3f, 0x11d2, \
1371 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
1373 #define EFI_FILE_SYSTEM_INFO_GUID \
1374 EFI_GUID(0x09576e93, 0x6d3f, 0x11d2, \
1375 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
1377 #define EFI_FILE_MODE_READ 0x0000000000000001
1378 #define EFI_FILE_MODE_WRITE 0x0000000000000002
1379 #define EFI_FILE_MODE_CREATE 0x8000000000000000
1381 #define EFI_FILE_READ_ONLY 0x0000000000000001
1382 #define EFI_FILE_HIDDEN 0x0000000000000002
1383 #define EFI_FILE_SYSTEM 0x0000000000000004
1384 #define EFI_FILE_RESERVED 0x0000000000000008
1385 #define EFI_FILE_DIRECTORY 0x0000000000000010
1386 #define EFI_FILE_ARCHIVE 0x0000000000000020
1387 #define EFI_FILE_VALID_ATTR 0x0000000000000037
1389 struct efi_file_info {
1393 struct efi_time create_time;
1394 struct efi_time last_access_time;
1395 struct efi_time modification_time;
1400 struct efi_file_system_info {
1406 u16 volume_label[0];
1409 #define EFI_DRIVER_BINDING_PROTOCOL_GUID \
1410 EFI_GUID(0x18a031ab, 0xb443, 0x4d1a,\
1411 0xa5, 0xc0, 0x0c, 0x09, 0x26, 0x1e, 0x9f, 0x71)
1412 struct efi_driver_binding_protocol {
1413 efi_status_t (EFIAPI * supported)(
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 * start)(
1418 struct efi_driver_binding_protocol *this,
1419 efi_handle_t controller_handle,
1420 struct efi_device_path *remaining_device_path);
1421 efi_status_t (EFIAPI * stop)(
1422 struct efi_driver_binding_protocol *this,
1423 efi_handle_t controller_handle,
1424 efi_uintn_t number_of_children,
1425 efi_handle_t *child_handle_buffer);
1427 efi_handle_t image_handle;
1428 efi_handle_t driver_binding_handle;
1431 #define EFI_UNICODE_COLLATION_PROTOCOL2_GUID \
1432 EFI_GUID(0xa4c751fc, 0x23ae, 0x4c3e, \
1433 0x92, 0xe9, 0x49, 0x64, 0xcf, 0x63, 0xf3, 0x49)
1434 struct efi_unicode_collation_protocol {
1435 efi_intn_t (EFIAPI *stri_coll)(
1436 struct efi_unicode_collation_protocol *this, u16 *s1, u16 *s2);
1437 bool (EFIAPI *metai_match)(struct efi_unicode_collation_protocol *this,
1438 const u16 *string, const u16 *patter);
1439 void (EFIAPI *str_lwr)(struct efi_unicode_collation_protocol
1440 *this, u16 *string);
1441 void (EFIAPI *str_upr)(struct efi_unicode_collation_protocol *this,
1443 void (EFIAPI *fat_to_str)(struct efi_unicode_collation_protocol *this,
1444 efi_uintn_t fat_size, char *fat, u16 *string);
1445 bool (EFIAPI *str_to_fat)(struct efi_unicode_collation_protocol *this,
1446 const u16 *string, efi_uintn_t fat_size,
1448 char *supported_languages;
1451 /* Boot manager load options */
1452 #define LOAD_OPTION_ACTIVE 0x00000001
1453 #define LOAD_OPTION_FORCE_RECONNECT 0x00000002
1454 #define LOAD_OPTION_HIDDEN 0x00000008
1455 /* All values 0x00000200-0x00001F00 are reserved */
1456 #define LOAD_OPTION_CATEGORY 0x00001F00
1457 #define LOAD_OPTION_CATEGORY_BOOT 0x00000000
1458 #define LOAD_OPTION_CATEGORY_APP 0x00000100