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Makefile: Update minimum dtc version to 1.4.3
[u-boot] / include / efi_api.h
1 /*
2  * Extensible Firmware Interface
3  * Based on 'Extensible Firmware Interface Specification' version 0.9,
4  * April 30, 1999
5  *
6  * Copyright (C) 1999 VA Linux Systems
7  * Copyright (C) 1999 Walt Drummond <drummond@valinux.com>
8  * Copyright (C) 1999, 2002-2003 Hewlett-Packard Co.
9  *      David Mosberger-Tang <davidm@hpl.hp.com>
10  *      Stephane Eranian <eranian@hpl.hp.com>
11  *
12  * From include/linux/efi.h in kernel 4.1 with some additions/subtractions
13  */
14
15 #ifndef _EFI_API_H
16 #define _EFI_API_H
17
18 #include <efi.h>
19
20 #ifdef CONFIG_EFI_LOADER
21 #include <asm/setjmp.h>
22 #endif
23
24 /* Types and defines for EFI CreateEvent */
25 enum efi_timer_delay {
26         EFI_TIMER_STOP = 0,
27         EFI_TIMER_PERIODIC = 1,
28         EFI_TIMER_RELATIVE = 2
29 };
30
31 #define UINTN size_t
32
33 #define EVT_TIMER                               0x80000000
34 #define EVT_RUNTIME                             0x40000000
35 #define EVT_NOTIFY_WAIT                         0x00000100
36 #define EVT_NOTIFY_SIGNAL                       0x00000200
37 #define EVT_SIGNAL_EXIT_BOOT_SERVICES           0x00000201
38 #define EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE       0x60000202
39
40 #define TPL_APPLICATION         0x04
41 #define TPL_CALLBACK            0x08
42 #define TPL_NOTIFY              0x10
43 #define TPL_HIGH_LEVEL          0x1F
44
45 struct efi_event;
46
47 /* EFI Boot Services table */
48 struct efi_boot_services {
49         struct efi_table_hdr hdr;
50         efi_status_t (EFIAPI *raise_tpl)(UINTN new_tpl);
51         void (EFIAPI *restore_tpl)(UINTN old_tpl);
52
53         efi_status_t (EFIAPI *allocate_pages)(int, int, unsigned long,
54                                               efi_physical_addr_t *);
55         efi_status_t (EFIAPI *free_pages)(efi_physical_addr_t, unsigned long);
56         efi_status_t (EFIAPI *get_memory_map)(unsigned long *memory_map_size,
57                         struct efi_mem_desc *desc, unsigned long *key,
58                         unsigned long *desc_size, u32 *desc_version);
59         efi_status_t (EFIAPI *allocate_pool)(int, unsigned long, void **);
60         efi_status_t (EFIAPI *free_pool)(void *);
61
62         efi_status_t (EFIAPI *create_event)(uint32_t type,
63                         UINTN notify_tpl,
64                         void (EFIAPI *notify_function) (
65                                         struct efi_event *event,
66                                         void *context),
67                         void *notify_context, struct efi_event **event);
68         efi_status_t (EFIAPI *set_timer)(struct efi_event *event,
69                                          enum efi_timer_delay type,
70                                          uint64_t trigger_time);
71         efi_status_t (EFIAPI *wait_for_event)(unsigned long number_of_events,
72                         struct efi_event **event, unsigned long *index);
73         efi_status_t (EFIAPI *signal_event)(struct efi_event *event);
74         efi_status_t (EFIAPI *close_event)(struct efi_event *event);
75         efi_status_t (EFIAPI *check_event)(struct efi_event *event);
76 #define EFI_NATIVE_INTERFACE    0x00000000
77         efi_status_t (EFIAPI *install_protocol_interface)(
78                         void **handle, efi_guid_t *protocol,
79                         int protocol_interface_type, void *protocol_interface);
80         efi_status_t (EFIAPI *reinstall_protocol_interface)(
81                         void *handle, efi_guid_t *protocol,
82                         void *old_interface, void *new_interface);
83         efi_status_t (EFIAPI *uninstall_protocol_interface)(void *handle,
84                         efi_guid_t *protocol, void *protocol_interface);
85         efi_status_t (EFIAPI *handle_protocol)(efi_handle_t, efi_guid_t *,
86                                                void **);
87         void *reserved;
88         efi_status_t (EFIAPI *register_protocol_notify)(
89                         efi_guid_t *protocol, struct efi_event *event,
90                         void **registration);
91         efi_status_t (EFIAPI *locate_handle)(
92                         enum efi_locate_search_type search_type,
93                         efi_guid_t *protocol, void *search_key,
94                         unsigned long *buffer_size, efi_handle_t *buffer);
95         efi_status_t (EFIAPI *locate_device_path)(efi_guid_t *protocol,
96                         struct efi_device_path **device_path,
97                         efi_handle_t *device);
98         efi_status_t (EFIAPI *install_configuration_table)(
99                         efi_guid_t *guid, void *table);
100
101         efi_status_t (EFIAPI *load_image)(bool boot_policiy,
102                         efi_handle_t parent_image,
103                         struct efi_device_path *file_path, void *source_buffer,
104                         unsigned long source_size, efi_handle_t *image);
105         efi_status_t (EFIAPI *start_image)(efi_handle_t handle,
106                                            unsigned long *exitdata_size,
107                                            s16 **exitdata);
108         efi_status_t (EFIAPI *exit)(efi_handle_t handle,
109                                     efi_status_t exit_status,
110                                     unsigned long exitdata_size, s16 *exitdata);
111         efi_status_t (EFIAPI *unload_image)(void *image_handle);
112         efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t, unsigned long);
113
114         efi_status_t (EFIAPI *get_next_monotonic_count)(u64 *count);
115         efi_status_t (EFIAPI *stall)(unsigned long usecs);
116         efi_status_t (EFIAPI *set_watchdog_timer)(unsigned long timeout,
117                         uint64_t watchdog_code, unsigned long data_size,
118                         uint16_t *watchdog_data);
119         efi_status_t(EFIAPI *connect_controller)(efi_handle_t controller_handle,
120                         efi_handle_t *driver_image_handle,
121                         struct efi_device_path *remaining_device_path,
122                         bool recursive);
123         efi_status_t (EFIAPI *disconnect_controller)(void *controller_handle,
124                         void *driver_image_handle, void *child_handle);
125 #define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL  0x00000001
126 #define EFI_OPEN_PROTOCOL_GET_PROTOCOL        0x00000002
127 #define EFI_OPEN_PROTOCOL_TEST_PROTOCOL       0x00000004
128 #define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008
129 #define EFI_OPEN_PROTOCOL_BY_DRIVER           0x00000010
130 #define EFI_OPEN_PROTOCOL_EXCLUSIVE           0x00000020
131         efi_status_t (EFIAPI *open_protocol)(efi_handle_t handle,
132                         efi_guid_t *protocol, void **interface,
133                         efi_handle_t agent_handle,
134                         efi_handle_t controller_handle, u32 attributes);
135         efi_status_t (EFIAPI *close_protocol)(void *handle,
136                         efi_guid_t *protocol, void *agent_handle,
137                         void *controller_handle);
138         efi_status_t(EFIAPI *open_protocol_information)(efi_handle_t handle,
139                         efi_guid_t *protocol,
140                         struct efi_open_protocol_info_entry **entry_buffer,
141                         unsigned long *entry_count);
142         efi_status_t (EFIAPI *protocols_per_handle)(efi_handle_t handle,
143                         efi_guid_t ***protocol_buffer,
144                         unsigned long *protocols_buffer_count);
145         efi_status_t (EFIAPI *locate_handle_buffer) (
146                         enum efi_locate_search_type search_type,
147                         efi_guid_t *protocol, void *search_key,
148                         unsigned long *no_handles, efi_handle_t **buffer);
149         efi_status_t (EFIAPI *locate_protocol)(efi_guid_t *protocol,
150                         void *registration, void **protocol_interface);
151         efi_status_t (EFIAPI *install_multiple_protocol_interfaces)(
152                         void **handle, ...);
153         efi_status_t (EFIAPI *uninstall_multiple_protocol_interfaces)(
154                         void *handle, ...);
155         efi_status_t (EFIAPI *calculate_crc32)(void *data,
156                         unsigned long data_size, uint32_t *crc32);
157         void (EFIAPI *copy_mem)(void *destination, void *source,
158                         unsigned long length);
159         void (EFIAPI *set_mem)(void *buffer, unsigned long size,
160                         uint8_t value);
161         void *create_event_ex;
162 };
163
164 /* Types and defines for EFI ResetSystem */
165 enum efi_reset_type {
166         EFI_RESET_COLD = 0,
167         EFI_RESET_WARM = 1,
168         EFI_RESET_SHUTDOWN = 2
169 };
170
171 /* EFI Runtime Services table */
172 #define EFI_RUNTIME_SERVICES_SIGNATURE  0x5652453544e5552ULL
173 #define EFI_RUNTIME_SERVICES_REVISION   0x00010000
174
175 struct efi_runtime_services {
176         struct efi_table_hdr hdr;
177         efi_status_t (EFIAPI *get_time)(struct efi_time *time,
178                         struct efi_time_cap *capabilities);
179         efi_status_t (EFIAPI *set_time)(struct efi_time *time);
180         efi_status_t (EFIAPI *get_wakeup_time)(char *enabled, char *pending,
181                         struct efi_time *time);
182         efi_status_t (EFIAPI *set_wakeup_time)(char enabled,
183                         struct efi_time *time);
184         efi_status_t (EFIAPI *set_virtual_address_map)(
185                         unsigned long memory_map_size,
186                         unsigned long descriptor_size,
187                         uint32_t descriptor_version,
188                         struct efi_mem_desc *virtmap);
189         efi_status_t (*convert_pointer)(unsigned long dbg, void **address);
190         efi_status_t (EFIAPI *get_variable)(s16 *variable_name,
191                         efi_guid_t *vendor, u32 *attributes,
192                         unsigned long *data_size, void *data);
193         efi_status_t (EFIAPI *get_next_variable)(
194                         unsigned long *variable_name_size,
195                         s16 *variable_name, efi_guid_t *vendor);
196         efi_status_t (EFIAPI *set_variable)(s16 *variable_name,
197                         efi_guid_t *vendor, u32 attributes,
198                         unsigned long data_size, void *data);
199         efi_status_t (EFIAPI *get_next_high_mono_count)(
200                         uint32_t *high_count);
201         void (EFIAPI *reset_system)(enum efi_reset_type reset_type,
202                                     efi_status_t reset_status,
203                                     unsigned long data_size, void *reset_data);
204         void *update_capsule;
205         void *query_capsule_caps;
206         void *query_variable_info;
207 };
208
209 /* EFI Configuration Table and GUID definitions */
210 #define NULL_GUID \
211         EFI_GUID(0x00000000, 0x0000, 0x0000, 0x00, 0x00, \
212                  0x00, 0x00, 0x00, 0x00, 0x00, 0x00)
213
214 #define LOADED_IMAGE_PROTOCOL_GUID \
215         EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, 0x8e, 0x3f, \
216                  0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
217
218 #define EFI_FDT_GUID \
219         EFI_GUID(0xb1b621d5, 0xf19c, 0x41a5, \
220                  0x83, 0x0b, 0xd9, 0x15, 0x2c, 0x69, 0xaa, 0xe0)
221
222 #define SMBIOS_TABLE_GUID \
223         EFI_GUID(0xeb9d2d31, 0x2d88, 0x11d3,  \
224                  0x9a, 0x16, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
225
226 struct efi_configuration_table
227 {
228         efi_guid_t guid;
229         void *table;
230 };
231
232 #define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)
233
234 struct efi_system_table {
235         struct efi_table_hdr hdr;
236         unsigned long fw_vendor;   /* physical addr of wchar_t vendor string */
237         u32 fw_revision;
238         unsigned long con_in_handle;
239         struct efi_simple_input_interface *con_in;
240         unsigned long con_out_handle;
241         struct efi_simple_text_output_protocol *con_out;
242         unsigned long stderr_handle;
243         struct efi_simple_text_output_protocol *std_err;
244         struct efi_runtime_services *runtime;
245         struct efi_boot_services *boottime;
246         unsigned long nr_tables;
247         struct efi_configuration_table *tables;
248 };
249
250 #define LOADED_IMAGE_GUID \
251         EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, \
252                  0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
253
254 struct efi_loaded_image {
255         u32 revision;
256         void *parent_handle;
257         struct efi_system_table *system_table;
258         void *device_handle;
259         void *file_path;
260         void *reserved;
261         u32 load_options_size;
262         void *load_options;
263         void *image_base;
264         aligned_u64 image_size;
265         unsigned int image_code_type;
266         unsigned int image_data_type;
267         unsigned long unload;
268
269         /* Below are efi loader private fields */
270 #ifdef CONFIG_EFI_LOADER
271         efi_status_t exit_status;
272         struct jmp_buf_data exit_jmp;
273 #endif
274 };
275
276 #define DEVICE_PATH_GUID \
277         EFI_GUID(0x09576e91, 0x6d3f, 0x11d2, \
278                  0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b )
279
280 #define DEVICE_PATH_TYPE_END                    0x7f
281 #  define DEVICE_PATH_SUB_TYPE_END              0xff
282
283 struct efi_device_path {
284         u8 type;
285         u8 sub_type;
286         u16 length;
287 };
288
289 struct efi_mac_addr {
290         u8 addr[32];
291 };
292
293 #define DEVICE_PATH_TYPE_MESSAGING_DEVICE       0x03
294 #  define DEVICE_PATH_SUB_TYPE_MSG_MAC_ADDR     0x0b
295
296 struct efi_device_path_mac_addr {
297         struct efi_device_path dp;
298         struct efi_mac_addr mac;
299         u8 if_type;
300 };
301
302 #define DEVICE_PATH_TYPE_MEDIA_DEVICE           0x04
303 #  define DEVICE_PATH_SUB_TYPE_FILE_PATH        0x04
304
305 struct efi_device_path_file_path {
306         struct efi_device_path dp;
307         u16 str[32];
308 };
309
310 #define BLOCK_IO_GUID \
311         EFI_GUID(0x964e5b21, 0x6459, 0x11d2, \
312                  0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
313
314 struct efi_block_io_media
315 {
316         u32 media_id;
317         char removable_media;
318         char media_present;
319         char logical_partition;
320         char read_only;
321         char write_caching;
322         u8 pad[3];
323         u32 block_size;
324         u32 io_align;
325         u8 pad2[4];
326         u64 last_block;
327 };
328
329 struct efi_block_io {
330         u64 revision;
331         struct efi_block_io_media *media;
332         efi_status_t (EFIAPI *reset)(struct efi_block_io *this,
333                         char extended_verification);
334         efi_status_t (EFIAPI *read_blocks)(struct efi_block_io *this,
335                         u32 media_id, u64 lba, unsigned long buffer_size,
336                         void *buffer);
337         efi_status_t (EFIAPI *write_blocks)(struct efi_block_io *this,
338                         u32 media_id, u64 lba, unsigned long buffer_size,
339                         void *buffer);
340         efi_status_t (EFIAPI *flush_blocks)(struct efi_block_io *this);
341 };
342
343 struct simple_text_output_mode {
344         s32 max_mode;
345         s32 mode;
346         s32 attribute;
347         s32 cursor_column;
348         s32 cursor_row;
349         bool cursor_visible;
350 };
351
352
353 #define EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID \
354         EFI_GUID(0x387477c2, 0x69c7, 0x11d2, \
355                  0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
356
357 struct efi_simple_text_output_protocol {
358         void *reset;
359         efi_status_t (EFIAPI *output_string)(
360                         struct efi_simple_text_output_protocol *this,
361                         const unsigned short *str);
362         efi_status_t (EFIAPI *test_string)(
363                         struct efi_simple_text_output_protocol *this,
364                         const unsigned short *str);
365         efi_status_t(EFIAPI *query_mode)(
366                         struct efi_simple_text_output_protocol *this,
367                         unsigned long mode_number, unsigned long *columns,
368                         unsigned long *rows);
369         efi_status_t(EFIAPI *set_mode)(
370                         struct efi_simple_text_output_protocol *this,
371                         unsigned long mode_number);
372         efi_status_t(EFIAPI *set_attribute)(
373                         struct efi_simple_text_output_protocol *this,
374                         unsigned long attribute);
375         efi_status_t(EFIAPI *clear_screen) (
376                         struct efi_simple_text_output_protocol *this);
377         efi_status_t(EFIAPI *set_cursor_position) (
378                         struct efi_simple_text_output_protocol *this,
379                         unsigned long column, unsigned long row);
380         efi_status_t(EFIAPI *enable_cursor)(
381                         struct efi_simple_text_output_protocol *this,
382                         bool enable);
383         struct simple_text_output_mode *mode;
384 };
385
386 struct efi_input_key {
387         u16 scan_code;
388         s16 unicode_char;
389 };
390
391 #define EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID \
392         EFI_GUID(0x387477c1, 0x69c7, 0x11d2, \
393                  0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
394
395 struct efi_simple_input_interface {
396         efi_status_t(EFIAPI *reset)(struct efi_simple_input_interface *this,
397                         bool ExtendedVerification);
398         efi_status_t(EFIAPI *read_key_stroke)(
399                         struct efi_simple_input_interface *this,
400                         struct efi_input_key *key);
401         struct efi_event *wait_for_key;
402 };
403
404 #define CONSOLE_CONTROL_GUID \
405         EFI_GUID(0xf42f7782, 0x12e, 0x4c12, \
406                  0x99, 0x56, 0x49, 0xf9, 0x43, 0x4, 0xf7, 0x21)
407 #define EFI_CONSOLE_MODE_TEXT   0
408 #define EFI_CONSOLE_MODE_GFX    1
409
410 struct efi_console_control_protocol
411 {
412         efi_status_t (EFIAPI *get_mode)(
413                         struct efi_console_control_protocol *this, int *mode,
414                         char *uga_exists, char *std_in_locked);
415         efi_status_t (EFIAPI *set_mode)(
416                         struct efi_console_control_protocol *this, int mode);
417         efi_status_t (EFIAPI *lock_std_in)(
418                         struct efi_console_control_protocol *this,
419                         uint16_t *password);
420 };
421
422 #define EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID \
423         EFI_GUID(0x8b843e20, 0x8132, 0x4852, \
424                  0x90, 0xcc, 0x55, 0x1a, 0x4e, 0x4a, 0x7f, 0x1c)
425
426 struct efi_device_path_protocol
427 {
428         uint8_t type;
429         uint8_t sub_type;
430         uint16_t length;
431         uint8_t data[];
432 };
433
434 struct efi_device_path_to_text_protocol
435 {
436         uint16_t *(EFIAPI *convert_device_node_to_text)(
437                         struct efi_device_path_protocol *device_node,
438                         bool display_only,
439                         bool allow_shortcuts);
440         uint16_t *(EFIAPI *convert_device_path_to_text)(
441                         struct efi_device_path_protocol *device_path,
442                         bool display_only,
443                         bool allow_shortcuts);
444 };
445
446 #define EFI_GOP_GUID \
447         EFI_GUID(0x9042a9de, 0x23dc, 0x4a38, \
448                  0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a)
449
450 #define EFI_GOT_RGBA8           0
451 #define EFI_GOT_BGRA8           1
452 #define EFI_GOT_BITMASK         2
453
454 struct efi_gop_mode_info
455 {
456         u32 version;
457         u32 width;
458         u32 height;
459         u32 pixel_format;
460         u32 pixel_bitmask[4];
461         u32 pixels_per_scanline;
462 };
463
464 struct efi_gop_mode
465 {
466         u32 max_mode;
467         u32 mode;
468         struct efi_gop_mode_info *info;
469         unsigned long info_size;
470         efi_physical_addr_t fb_base;
471         unsigned long fb_size;
472 };
473
474 #define EFI_BLT_VIDEO_FILL              0
475 #define EFI_BLT_VIDEO_TO_BLT_BUFFER     1
476 #define EFI_BLT_BUFFER_TO_VIDEO         2
477 #define EFI_BLT_VIDEO_TO_VIDEO          3
478
479 struct efi_gop
480 {
481         efi_status_t (EFIAPI *query_mode)(struct efi_gop *this, u32 mode_number,
482                                           unsigned long *size_of_info,
483                                           struct efi_gop_mode_info **info);
484         efi_status_t (EFIAPI *set_mode)(struct efi_gop *this, u32 mode_number);
485         efi_status_t (EFIAPI *blt)(struct efi_gop *this, void *buffer,
486                                    unsigned long operation, unsigned long sx,
487                                    unsigned long sy, unsigned long dx,
488                                    unsigned long dy, unsigned long width,
489                                    unsigned long height, unsigned long delta);
490         struct efi_gop_mode *mode;
491 };
492
493 #define EFI_SIMPLE_NETWORK_GUID \
494         EFI_GUID(0xa19832b9, 0xac25, 0x11d3, \
495                  0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
496
497 struct efi_mac_address {
498         char mac_addr[32];
499 };
500
501 struct efi_ip_address {
502         u8 ip_addr[16];
503 };
504
505 enum efi_simple_network_state {
506         EFI_NETWORK_STOPPED,
507         EFI_NETWORK_STARTED,
508         EFI_NETWORK_INITIALIZED,
509 };
510
511 struct efi_simple_network_mode {
512         enum efi_simple_network_state state;
513         u32 hwaddr_size;
514         u32 media_header_size;
515         u32 max_packet_size;
516         u32 nvram_size;
517         u32 nvram_access_size;
518         u32 receive_filter_mask;
519         u32 receive_filter_setting;
520         u32 max_mcast_filter_count;
521         u32 mcast_filter_count;
522         struct efi_mac_address mcast_filter[16];
523         struct efi_mac_address current_address;
524         struct efi_mac_address broadcast_address;
525         struct efi_mac_address permanent_address;
526         u8 if_type;
527         u8 mac_changeable;
528         u8 multitx_supported;
529         u8 media_present_supported;
530         u8 media_present;
531 };
532
533 #define EFI_SIMPLE_NETWORK_RECEIVE_UNICAST               0x01,
534 #define EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST             0x02,
535 #define EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST             0x04,
536 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS           0x08,
537 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST 0x10,
538
539 struct efi_simple_network
540 {
541         u64 revision;
542         efi_status_t (EFIAPI *start)(struct efi_simple_network *this);
543         efi_status_t (EFIAPI *stop)(struct efi_simple_network *this);
544         efi_status_t (EFIAPI *initialize)(struct efi_simple_network *this,
545                         ulong extra_rx, ulong extra_tx);
546         efi_status_t (EFIAPI *reset)(struct efi_simple_network *this,
547                         int extended_verification);
548         efi_status_t (EFIAPI *shutdown)(struct efi_simple_network *this);
549         efi_status_t (EFIAPI *receive_filters)(struct efi_simple_network *this,
550                         u32 enable, u32 disable, int reset_mcast_filter,
551                         ulong mcast_filter_count,
552                         struct efi_mac_address *mcast_filter);
553         efi_status_t (EFIAPI *station_address)(struct efi_simple_network *this,
554                         int reset, struct efi_mac_address *new_mac);
555         efi_status_t (EFIAPI *statistics)(struct efi_simple_network *this,
556                         int reset, ulong *stat_size, void *stat_table);
557         efi_status_t (EFIAPI *mcastiptomac)(struct efi_simple_network *this,
558                         int ipv6, struct efi_ip_address *ip,
559                         struct efi_mac_address *mac);
560         efi_status_t (EFIAPI *nvdata)(struct efi_simple_network *this,
561                         int read_write, ulong offset, ulong buffer_size,
562                         char *buffer);
563         efi_status_t (EFIAPI *get_status)(struct efi_simple_network *this,
564                         u32 *int_status, void **txbuf);
565         efi_status_t (EFIAPI *transmit)(struct efi_simple_network *this,
566                         ulong header_size, ulong buffer_size, void *buffer,
567                         struct efi_mac_address *src_addr,
568                         struct efi_mac_address *dest_addr, u16 *protocol);
569         efi_status_t (EFIAPI *receive)(struct efi_simple_network *this,
570                         ulong *header_size, ulong *buffer_size, void *buffer,
571                         struct efi_mac_address *src_addr,
572                         struct efi_mac_address *dest_addr, u16 *protocol);
573         void (EFIAPI *waitforpacket)(void);
574         struct efi_simple_network_mode *mode;
575 };
576
577 #define EFI_PXE_GUID \
578         EFI_GUID(0x03c4e603, 0xac28, 0x11d3, \
579                  0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
580
581 struct efi_pxe_packet {
582         u8 packet[1472];
583 };
584
585 struct efi_pxe_mode
586 {
587         u8 unused[52];
588         struct efi_pxe_packet dhcp_discover;
589         struct efi_pxe_packet dhcp_ack;
590         struct efi_pxe_packet proxy_offer;
591         struct efi_pxe_packet pxe_discover;
592         struct efi_pxe_packet pxe_reply;
593 };
594
595 struct efi_pxe {
596         u64 rev;
597         void (EFIAPI *start)(void);
598         void (EFIAPI *stop)(void);
599         void (EFIAPI *dhcp)(void);
600         void (EFIAPI *discover)(void);
601         void (EFIAPI *mftp)(void);
602         void (EFIAPI *udpwrite)(void);
603         void (EFIAPI *udpread)(void);
604         void (EFIAPI *setipfilter)(void);
605         void (EFIAPI *arp)(void);
606         void (EFIAPI *setparams)(void);
607         void (EFIAPI *setstationip)(void);
608         void (EFIAPI *setpackets)(void);
609         struct efi_pxe_mode *mode;
610 };
611
612 #endif