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