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 typedef long INTN; 33 typedef uint16_t *efi_string_t; 34 35 #define EVT_TIMER 0x80000000 36 #define EVT_RUNTIME 0x40000000 37 #define EVT_NOTIFY_WAIT 0x00000100 38 #define EVT_NOTIFY_SIGNAL 0x00000200 39 #define EVT_SIGNAL_EXIT_BOOT_SERVICES 0x00000201 40 #define EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE 0x60000202 41 42 #define TPL_APPLICATION 0x04 43 #define TPL_CALLBACK 0x08 44 #define TPL_NOTIFY 0x10 45 #define TPL_HIGH_LEVEL 0x1F 46 47 struct efi_event; 48 49 /* EFI Boot Services table */ 50 struct efi_boot_services { 51 struct efi_table_hdr hdr; 52 efi_status_t (EFIAPI *raise_tpl)(UINTN new_tpl); 53 void (EFIAPI *restore_tpl)(UINTN old_tpl); 54 55 efi_status_t (EFIAPI *allocate_pages)(int, int, unsigned long, 56 efi_physical_addr_t *); 57 efi_status_t (EFIAPI *free_pages)(efi_physical_addr_t, unsigned long); 58 efi_status_t (EFIAPI *get_memory_map)(unsigned long *memory_map_size, 59 struct efi_mem_desc *desc, unsigned long *key, 60 unsigned long *desc_size, u32 *desc_version); 61 efi_status_t (EFIAPI *allocate_pool)(int, unsigned long, void **); 62 efi_status_t (EFIAPI *free_pool)(void *); 63 64 efi_status_t (EFIAPI *create_event)(uint32_t type, 65 UINTN notify_tpl, 66 void (EFIAPI *notify_function) ( 67 struct efi_event *event, 68 void *context), 69 void *notify_context, struct efi_event **event); 70 efi_status_t (EFIAPI *set_timer)(struct efi_event *event, 71 enum efi_timer_delay type, 72 uint64_t trigger_time); 73 efi_status_t (EFIAPI *wait_for_event)(unsigned long number_of_events, 74 struct efi_event **event, unsigned long *index); 75 efi_status_t (EFIAPI *signal_event)(struct efi_event *event); 76 efi_status_t (EFIAPI *close_event)(struct efi_event *event); 77 efi_status_t (EFIAPI *check_event)(struct efi_event *event); 78 #define EFI_NATIVE_INTERFACE 0x00000000 79 efi_status_t (EFIAPI *install_protocol_interface)( 80 void **handle, efi_guid_t *protocol, 81 int protocol_interface_type, void *protocol_interface); 82 efi_status_t (EFIAPI *reinstall_protocol_interface)( 83 void *handle, efi_guid_t *protocol, 84 void *old_interface, void *new_interface); 85 efi_status_t (EFIAPI *uninstall_protocol_interface)(void *handle, 86 efi_guid_t *protocol, void *protocol_interface); 87 efi_status_t (EFIAPI *handle_protocol)(efi_handle_t, efi_guid_t *, 88 void **); 89 void *reserved; 90 efi_status_t (EFIAPI *register_protocol_notify)( 91 efi_guid_t *protocol, struct efi_event *event, 92 void **registration); 93 efi_status_t (EFIAPI *locate_handle)( 94 enum efi_locate_search_type search_type, 95 efi_guid_t *protocol, void *search_key, 96 unsigned long *buffer_size, efi_handle_t *buffer); 97 efi_status_t (EFIAPI *locate_device_path)(efi_guid_t *protocol, 98 struct efi_device_path **device_path, 99 efi_handle_t *device); 100 efi_status_t (EFIAPI *install_configuration_table)( 101 efi_guid_t *guid, void *table); 102 103 efi_status_t (EFIAPI *load_image)(bool boot_policiy, 104 efi_handle_t parent_image, 105 struct efi_device_path *file_path, void *source_buffer, 106 unsigned long source_size, efi_handle_t *image); 107 efi_status_t (EFIAPI *start_image)(efi_handle_t handle, 108 unsigned long *exitdata_size, 109 s16 **exitdata); 110 efi_status_t (EFIAPI *exit)(efi_handle_t handle, 111 efi_status_t exit_status, 112 unsigned long exitdata_size, s16 *exitdata); 113 efi_status_t (EFIAPI *unload_image)(void *image_handle); 114 efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t, unsigned long); 115 116 efi_status_t (EFIAPI *get_next_monotonic_count)(u64 *count); 117 efi_status_t (EFIAPI *stall)(unsigned long usecs); 118 efi_status_t (EFIAPI *set_watchdog_timer)(unsigned long timeout, 119 uint64_t watchdog_code, unsigned long data_size, 120 uint16_t *watchdog_data); 121 efi_status_t(EFIAPI *connect_controller)(efi_handle_t controller_handle, 122 efi_handle_t *driver_image_handle, 123 struct efi_device_path *remaining_device_path, 124 bool recursive); 125 efi_status_t (EFIAPI *disconnect_controller)(void *controller_handle, 126 void *driver_image_handle, void *child_handle); 127 #define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL 0x00000001 128 #define EFI_OPEN_PROTOCOL_GET_PROTOCOL 0x00000002 129 #define EFI_OPEN_PROTOCOL_TEST_PROTOCOL 0x00000004 130 #define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008 131 #define EFI_OPEN_PROTOCOL_BY_DRIVER 0x00000010 132 #define EFI_OPEN_PROTOCOL_EXCLUSIVE 0x00000020 133 efi_status_t (EFIAPI *open_protocol)(efi_handle_t handle, 134 efi_guid_t *protocol, void **interface, 135 efi_handle_t agent_handle, 136 efi_handle_t controller_handle, u32 attributes); 137 efi_status_t (EFIAPI *close_protocol)(void *handle, 138 efi_guid_t *protocol, void *agent_handle, 139 void *controller_handle); 140 efi_status_t(EFIAPI *open_protocol_information)(efi_handle_t handle, 141 efi_guid_t *protocol, 142 struct efi_open_protocol_info_entry **entry_buffer, 143 unsigned long *entry_count); 144 efi_status_t (EFIAPI *protocols_per_handle)(efi_handle_t handle, 145 efi_guid_t ***protocol_buffer, 146 unsigned long *protocols_buffer_count); 147 efi_status_t (EFIAPI *locate_handle_buffer) ( 148 enum efi_locate_search_type search_type, 149 efi_guid_t *protocol, void *search_key, 150 unsigned long *no_handles, efi_handle_t **buffer); 151 efi_status_t (EFIAPI *locate_protocol)(efi_guid_t *protocol, 152 void *registration, void **protocol_interface); 153 efi_status_t (EFIAPI *install_multiple_protocol_interfaces)( 154 void **handle, ...); 155 efi_status_t (EFIAPI *uninstall_multiple_protocol_interfaces)( 156 void *handle, ...); 157 efi_status_t (EFIAPI *calculate_crc32)(void *data, 158 unsigned long data_size, uint32_t *crc32); 159 void (EFIAPI *copy_mem)(void *destination, void *source, 160 unsigned long length); 161 void (EFIAPI *set_mem)(void *buffer, unsigned long size, 162 uint8_t value); 163 void *create_event_ex; 164 }; 165 166 /* Types and defines for EFI ResetSystem */ 167 enum efi_reset_type { 168 EFI_RESET_COLD = 0, 169 EFI_RESET_WARM = 1, 170 EFI_RESET_SHUTDOWN = 2 171 }; 172 173 /* EFI Runtime Services table */ 174 #define EFI_RUNTIME_SERVICES_SIGNATURE 0x5652453544e5552ULL 175 #define EFI_RUNTIME_SERVICES_REVISION 0x00010000 176 177 struct efi_runtime_services { 178 struct efi_table_hdr hdr; 179 efi_status_t (EFIAPI *get_time)(struct efi_time *time, 180 struct efi_time_cap *capabilities); 181 efi_status_t (EFIAPI *set_time)(struct efi_time *time); 182 efi_status_t (EFIAPI *get_wakeup_time)(char *enabled, char *pending, 183 struct efi_time *time); 184 efi_status_t (EFIAPI *set_wakeup_time)(char enabled, 185 struct efi_time *time); 186 efi_status_t (EFIAPI *set_virtual_address_map)( 187 unsigned long memory_map_size, 188 unsigned long descriptor_size, 189 uint32_t descriptor_version, 190 struct efi_mem_desc *virtmap); 191 efi_status_t (*convert_pointer)(unsigned long dbg, void **address); 192 efi_status_t (EFIAPI *get_variable)(s16 *variable_name, 193 efi_guid_t *vendor, u32 *attributes, 194 unsigned long *data_size, void *data); 195 efi_status_t (EFIAPI *get_next_variable)( 196 unsigned long *variable_name_size, 197 s16 *variable_name, efi_guid_t *vendor); 198 efi_status_t (EFIAPI *set_variable)(s16 *variable_name, 199 efi_guid_t *vendor, u32 attributes, 200 unsigned long data_size, void *data); 201 efi_status_t (EFIAPI *get_next_high_mono_count)( 202 uint32_t *high_count); 203 void (EFIAPI *reset_system)(enum efi_reset_type reset_type, 204 efi_status_t reset_status, 205 unsigned long data_size, void *reset_data); 206 void *update_capsule; 207 void *query_capsule_caps; 208 void *query_variable_info; 209 }; 210 211 /* EFI Configuration Table and GUID definitions */ 212 #define NULL_GUID \ 213 EFI_GUID(0x00000000, 0x0000, 0x0000, 0x00, 0x00, \ 214 0x00, 0x00, 0x00, 0x00, 0x00, 0x00) 215 216 #define EFI_GLOBAL_VARIABLE_GUID \ 217 EFI_GUID(0x8be4df61, 0x93ca, 0x11d2, 0xaa, 0x0d, \ 218 0x00, 0xe0, 0x98, 0x03, 0x2b, 0x8c) 219 220 #define LOADED_IMAGE_PROTOCOL_GUID \ 221 EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, 0x8e, 0x3f, \ 222 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 223 224 #define EFI_FDT_GUID \ 225 EFI_GUID(0xb1b621d5, 0xf19c, 0x41a5, \ 226 0x83, 0x0b, 0xd9, 0x15, 0x2c, 0x69, 0xaa, 0xe0) 227 228 #define SMBIOS_TABLE_GUID \ 229 EFI_GUID(0xeb9d2d31, 0x2d88, 0x11d3, \ 230 0x9a, 0x16, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d) 231 232 struct efi_configuration_table 233 { 234 efi_guid_t guid; 235 void *table; 236 }; 237 238 #define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL) 239 240 struct efi_system_table { 241 struct efi_table_hdr hdr; 242 unsigned long fw_vendor; /* physical addr of wchar_t vendor string */ 243 u32 fw_revision; 244 unsigned long con_in_handle; 245 struct efi_simple_input_interface *con_in; 246 unsigned long con_out_handle; 247 struct efi_simple_text_output_protocol *con_out; 248 unsigned long stderr_handle; 249 struct efi_simple_text_output_protocol *std_err; 250 struct efi_runtime_services *runtime; 251 struct efi_boot_services *boottime; 252 unsigned long nr_tables; 253 struct efi_configuration_table *tables; 254 }; 255 256 #define LOADED_IMAGE_GUID \ 257 EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, \ 258 0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 259 260 struct efi_loaded_image { 261 u32 revision; 262 void *parent_handle; 263 struct efi_system_table *system_table; 264 void *device_handle; 265 void *file_path; 266 void *reserved; 267 u32 load_options_size; 268 void *load_options; 269 void *image_base; 270 aligned_u64 image_size; 271 unsigned int image_code_type; 272 unsigned int image_data_type; 273 unsigned long unload; 274 275 /* Below are efi loader private fields */ 276 #ifdef CONFIG_EFI_LOADER 277 efi_status_t exit_status; 278 struct jmp_buf_data exit_jmp; 279 #endif 280 }; 281 282 #define DEVICE_PATH_GUID \ 283 EFI_GUID(0x09576e91, 0x6d3f, 0x11d2, \ 284 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b ) 285 286 #define DEVICE_PATH_TYPE_END 0x7f 287 # define DEVICE_PATH_SUB_TYPE_END 0xff 288 289 struct efi_device_path { 290 u8 type; 291 u8 sub_type; 292 u16 length; 293 } __packed; 294 295 struct efi_mac_addr { 296 u8 addr[32]; 297 } __packed; 298 299 #define DEVICE_PATH_TYPE_HARDWARE_DEVICE 0x01 300 # define DEVICE_PATH_SUB_TYPE_VENDOR 0x04 301 302 struct efi_device_path_vendor { 303 struct efi_device_path dp; 304 efi_guid_t guid; 305 u8 vendor_data[]; 306 } __packed; 307 308 #define DEVICE_PATH_TYPE_ACPI_DEVICE 0x02 309 # define DEVICE_PATH_SUB_TYPE_ACPI_DEVICE 0x01 310 311 #define EFI_PNP_ID(ID) (u32)(((ID) << 16) | 0x41D0) 312 #define EISA_PNP_ID(ID) EFI_PNP_ID(ID) 313 #define EISA_PNP_NUM(ID) ((ID) >> 16) 314 315 struct efi_device_path_acpi_path { 316 struct efi_device_path dp; 317 u32 hid; 318 u32 uid; 319 } __packed; 320 321 #define DEVICE_PATH_TYPE_MESSAGING_DEVICE 0x03 322 # define DEVICE_PATH_SUB_TYPE_MSG_USB 0x05 323 # define DEVICE_PATH_SUB_TYPE_MSG_MAC_ADDR 0x0b 324 # define DEVICE_PATH_SUB_TYPE_MSG_USB_CLASS 0x0f 325 # define DEVICE_PATH_SUB_TYPE_MSG_SD 0x1a 326 # define DEVICE_PATH_SUB_TYPE_MSG_MMC 0x1d 327 328 struct efi_device_path_usb { 329 struct efi_device_path dp; 330 u8 parent_port_number; 331 u8 usb_interface; 332 } __packed; 333 334 struct efi_device_path_mac_addr { 335 struct efi_device_path dp; 336 struct efi_mac_addr mac; 337 u8 if_type; 338 } __packed; 339 340 struct efi_device_path_usb_class { 341 struct efi_device_path dp; 342 u16 vendor_id; 343 u16 product_id; 344 u8 device_class; 345 u8 device_subclass; 346 u8 device_protocol; 347 } __packed; 348 349 struct efi_device_path_sd_mmc_path { 350 struct efi_device_path dp; 351 u8 slot_number; 352 } __packed; 353 354 #define DEVICE_PATH_TYPE_MEDIA_DEVICE 0x04 355 # define DEVICE_PATH_SUB_TYPE_HARD_DRIVE_PATH 0x01 356 # define DEVICE_PATH_SUB_TYPE_CDROM_PATH 0x02 357 # define DEVICE_PATH_SUB_TYPE_FILE_PATH 0x04 358 359 struct efi_device_path_hard_drive_path { 360 struct efi_device_path dp; 361 u32 partition_number; 362 u64 partition_start; 363 u64 partition_end; 364 u8 partition_signature[16]; 365 u8 partmap_type; 366 u8 signature_type; 367 } __packed; 368 369 struct efi_device_path_cdrom_path { 370 struct efi_device_path dp; 371 u32 boot_entry; 372 u64 partition_start; 373 u64 partition_end; 374 } __packed; 375 376 struct efi_device_path_file_path { 377 struct efi_device_path dp; 378 u16 str[]; 379 } __packed; 380 381 #define BLOCK_IO_GUID \ 382 EFI_GUID(0x964e5b21, 0x6459, 0x11d2, \ 383 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 384 385 struct efi_block_io_media 386 { 387 u32 media_id; 388 char removable_media; 389 char media_present; 390 char logical_partition; 391 char read_only; 392 char write_caching; 393 u8 pad[3]; 394 u32 block_size; 395 u32 io_align; 396 u8 pad2[4]; 397 u64 last_block; 398 }; 399 400 struct efi_block_io { 401 u64 revision; 402 struct efi_block_io_media *media; 403 efi_status_t (EFIAPI *reset)(struct efi_block_io *this, 404 char extended_verification); 405 efi_status_t (EFIAPI *read_blocks)(struct efi_block_io *this, 406 u32 media_id, u64 lba, unsigned long buffer_size, 407 void *buffer); 408 efi_status_t (EFIAPI *write_blocks)(struct efi_block_io *this, 409 u32 media_id, u64 lba, unsigned long buffer_size, 410 void *buffer); 411 efi_status_t (EFIAPI *flush_blocks)(struct efi_block_io *this); 412 }; 413 414 struct simple_text_output_mode { 415 s32 max_mode; 416 s32 mode; 417 s32 attribute; 418 s32 cursor_column; 419 s32 cursor_row; 420 bool cursor_visible; 421 }; 422 423 424 #define EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID \ 425 EFI_GUID(0x387477c2, 0x69c7, 0x11d2, \ 426 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 427 428 struct efi_simple_text_output_protocol { 429 void *reset; 430 efi_status_t (EFIAPI *output_string)( 431 struct efi_simple_text_output_protocol *this, 432 const efi_string_t str); 433 efi_status_t (EFIAPI *test_string)( 434 struct efi_simple_text_output_protocol *this, 435 const efi_string_t str); 436 efi_status_t(EFIAPI *query_mode)( 437 struct efi_simple_text_output_protocol *this, 438 unsigned long mode_number, unsigned long *columns, 439 unsigned long *rows); 440 efi_status_t(EFIAPI *set_mode)( 441 struct efi_simple_text_output_protocol *this, 442 unsigned long mode_number); 443 efi_status_t(EFIAPI *set_attribute)( 444 struct efi_simple_text_output_protocol *this, 445 unsigned long attribute); 446 efi_status_t(EFIAPI *clear_screen) ( 447 struct efi_simple_text_output_protocol *this); 448 efi_status_t(EFIAPI *set_cursor_position) ( 449 struct efi_simple_text_output_protocol *this, 450 unsigned long column, unsigned long row); 451 efi_status_t(EFIAPI *enable_cursor)( 452 struct efi_simple_text_output_protocol *this, 453 bool enable); 454 struct simple_text_output_mode *mode; 455 }; 456 457 struct efi_input_key { 458 u16 scan_code; 459 s16 unicode_char; 460 }; 461 462 #define EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID \ 463 EFI_GUID(0x387477c1, 0x69c7, 0x11d2, \ 464 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 465 466 struct efi_simple_input_interface { 467 efi_status_t(EFIAPI *reset)(struct efi_simple_input_interface *this, 468 bool ExtendedVerification); 469 efi_status_t(EFIAPI *read_key_stroke)( 470 struct efi_simple_input_interface *this, 471 struct efi_input_key *key); 472 struct efi_event *wait_for_key; 473 }; 474 475 #define CONSOLE_CONTROL_GUID \ 476 EFI_GUID(0xf42f7782, 0x12e, 0x4c12, \ 477 0x99, 0x56, 0x49, 0xf9, 0x43, 0x4, 0xf7, 0x21) 478 #define EFI_CONSOLE_MODE_TEXT 0 479 #define EFI_CONSOLE_MODE_GFX 1 480 481 struct efi_console_control_protocol 482 { 483 efi_status_t (EFIAPI *get_mode)( 484 struct efi_console_control_protocol *this, int *mode, 485 char *uga_exists, char *std_in_locked); 486 efi_status_t (EFIAPI *set_mode)( 487 struct efi_console_control_protocol *this, int mode); 488 efi_status_t (EFIAPI *lock_std_in)( 489 struct efi_console_control_protocol *this, 490 uint16_t *password); 491 }; 492 493 #define EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID \ 494 EFI_GUID(0x8b843e20, 0x8132, 0x4852, \ 495 0x90, 0xcc, 0x55, 0x1a, 0x4e, 0x4a, 0x7f, 0x1c) 496 497 struct efi_device_path_to_text_protocol 498 { 499 uint16_t *(EFIAPI *convert_device_node_to_text)( 500 struct efi_device_path *device_node, 501 bool display_only, 502 bool allow_shortcuts); 503 uint16_t *(EFIAPI *convert_device_path_to_text)( 504 struct efi_device_path *device_path, 505 bool display_only, 506 bool allow_shortcuts); 507 }; 508 509 #define EFI_GOP_GUID \ 510 EFI_GUID(0x9042a9de, 0x23dc, 0x4a38, \ 511 0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a) 512 513 #define EFI_GOT_RGBA8 0 514 #define EFI_GOT_BGRA8 1 515 #define EFI_GOT_BITMASK 2 516 517 struct efi_gop_mode_info 518 { 519 u32 version; 520 u32 width; 521 u32 height; 522 u32 pixel_format; 523 u32 pixel_bitmask[4]; 524 u32 pixels_per_scanline; 525 }; 526 527 struct efi_gop_mode 528 { 529 u32 max_mode; 530 u32 mode; 531 struct efi_gop_mode_info *info; 532 unsigned long info_size; 533 efi_physical_addr_t fb_base; 534 unsigned long fb_size; 535 }; 536 537 #define EFI_BLT_VIDEO_FILL 0 538 #define EFI_BLT_VIDEO_TO_BLT_BUFFER 1 539 #define EFI_BLT_BUFFER_TO_VIDEO 2 540 #define EFI_BLT_VIDEO_TO_VIDEO 3 541 542 struct efi_gop 543 { 544 efi_status_t (EFIAPI *query_mode)(struct efi_gop *this, u32 mode_number, 545 unsigned long *size_of_info, 546 struct efi_gop_mode_info **info); 547 efi_status_t (EFIAPI *set_mode)(struct efi_gop *this, u32 mode_number); 548 efi_status_t (EFIAPI *blt)(struct efi_gop *this, void *buffer, 549 unsigned long operation, unsigned long sx, 550 unsigned long sy, unsigned long dx, 551 unsigned long dy, unsigned long width, 552 unsigned long height, unsigned long delta); 553 struct efi_gop_mode *mode; 554 }; 555 556 #define EFI_SIMPLE_NETWORK_GUID \ 557 EFI_GUID(0xa19832b9, 0xac25, 0x11d3, \ 558 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d) 559 560 struct efi_mac_address { 561 char mac_addr[32]; 562 }; 563 564 struct efi_ip_address { 565 u8 ip_addr[16]; 566 }; 567 568 enum efi_simple_network_state { 569 EFI_NETWORK_STOPPED, 570 EFI_NETWORK_STARTED, 571 EFI_NETWORK_INITIALIZED, 572 }; 573 574 struct efi_simple_network_mode { 575 enum efi_simple_network_state state; 576 u32 hwaddr_size; 577 u32 media_header_size; 578 u32 max_packet_size; 579 u32 nvram_size; 580 u32 nvram_access_size; 581 u32 receive_filter_mask; 582 u32 receive_filter_setting; 583 u32 max_mcast_filter_count; 584 u32 mcast_filter_count; 585 struct efi_mac_address mcast_filter[16]; 586 struct efi_mac_address current_address; 587 struct efi_mac_address broadcast_address; 588 struct efi_mac_address permanent_address; 589 u8 if_type; 590 u8 mac_changeable; 591 u8 multitx_supported; 592 u8 media_present_supported; 593 u8 media_present; 594 }; 595 596 #define EFI_SIMPLE_NETWORK_RECEIVE_UNICAST 0x01, 597 #define EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST 0x02, 598 #define EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST 0x04, 599 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS 0x08, 600 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST 0x10, 601 602 struct efi_simple_network 603 { 604 u64 revision; 605 efi_status_t (EFIAPI *start)(struct efi_simple_network *this); 606 efi_status_t (EFIAPI *stop)(struct efi_simple_network *this); 607 efi_status_t (EFIAPI *initialize)(struct efi_simple_network *this, 608 ulong extra_rx, ulong extra_tx); 609 efi_status_t (EFIAPI *reset)(struct efi_simple_network *this, 610 int extended_verification); 611 efi_status_t (EFIAPI *shutdown)(struct efi_simple_network *this); 612 efi_status_t (EFIAPI *receive_filters)(struct efi_simple_network *this, 613 u32 enable, u32 disable, int reset_mcast_filter, 614 ulong mcast_filter_count, 615 struct efi_mac_address *mcast_filter); 616 efi_status_t (EFIAPI *station_address)(struct efi_simple_network *this, 617 int reset, struct efi_mac_address *new_mac); 618 efi_status_t (EFIAPI *statistics)(struct efi_simple_network *this, 619 int reset, ulong *stat_size, void *stat_table); 620 efi_status_t (EFIAPI *mcastiptomac)(struct efi_simple_network *this, 621 int ipv6, struct efi_ip_address *ip, 622 struct efi_mac_address *mac); 623 efi_status_t (EFIAPI *nvdata)(struct efi_simple_network *this, 624 int read_write, ulong offset, ulong buffer_size, 625 char *buffer); 626 efi_status_t (EFIAPI *get_status)(struct efi_simple_network *this, 627 u32 *int_status, void **txbuf); 628 efi_status_t (EFIAPI *transmit)(struct efi_simple_network *this, 629 ulong header_size, ulong buffer_size, void *buffer, 630 struct efi_mac_address *src_addr, 631 struct efi_mac_address *dest_addr, u16 *protocol); 632 efi_status_t (EFIAPI *receive)(struct efi_simple_network *this, 633 ulong *header_size, ulong *buffer_size, void *buffer, 634 struct efi_mac_address *src_addr, 635 struct efi_mac_address *dest_addr, u16 *protocol); 636 void (EFIAPI *waitforpacket)(void); 637 struct efi_simple_network_mode *mode; 638 }; 639 640 #define EFI_PXE_GUID \ 641 EFI_GUID(0x03c4e603, 0xac28, 0x11d3, \ 642 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d) 643 644 struct efi_pxe_packet { 645 u8 packet[1472]; 646 }; 647 648 struct efi_pxe_mode 649 { 650 u8 unused[52]; 651 struct efi_pxe_packet dhcp_discover; 652 struct efi_pxe_packet dhcp_ack; 653 struct efi_pxe_packet proxy_offer; 654 struct efi_pxe_packet pxe_discover; 655 struct efi_pxe_packet pxe_reply; 656 }; 657 658 struct efi_pxe { 659 u64 rev; 660 void (EFIAPI *start)(void); 661 void (EFIAPI *stop)(void); 662 void (EFIAPI *dhcp)(void); 663 void (EFIAPI *discover)(void); 664 void (EFIAPI *mftp)(void); 665 void (EFIAPI *udpwrite)(void); 666 void (EFIAPI *udpread)(void); 667 void (EFIAPI *setipfilter)(void); 668 void (EFIAPI *arp)(void); 669 void (EFIAPI *setparams)(void); 670 void (EFIAPI *setstationip)(void); 671 void (EFIAPI *setpackets)(void); 672 struct efi_pxe_mode *mode; 673 }; 674 675 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID \ 676 EFI_GUID(0x964e5b22, 0x6459, 0x11d2, \ 677 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 678 #define EFI_FILE_PROTOCOL_REVISION 0x00010000 679 680 struct efi_file_handle { 681 u64 rev; 682 efi_status_t (EFIAPI *open)(struct efi_file_handle *file, 683 struct efi_file_handle **new_handle, 684 s16 *file_name, u64 open_mode, u64 attributes); 685 efi_status_t (EFIAPI *close)(struct efi_file_handle *file); 686 efi_status_t (EFIAPI *delete)(struct efi_file_handle *file); 687 efi_status_t (EFIAPI *read)(struct efi_file_handle *file, 688 u64 *buffer_size, void *buffer); 689 efi_status_t (EFIAPI *write)(struct efi_file_handle *file, 690 u64 *buffer_size, void *buffer); 691 efi_status_t (EFIAPI *getpos)(struct efi_file_handle *file, 692 u64 *pos); 693 efi_status_t (EFIAPI *setpos)(struct efi_file_handle *file, 694 u64 pos); 695 efi_status_t (EFIAPI *getinfo)(struct efi_file_handle *file, 696 efi_guid_t *info_type, u64 *buffer_size, void *buffer); 697 efi_status_t (EFIAPI *setinfo)(struct efi_file_handle *file, 698 efi_guid_t *info_type, u64 buffer_size, void *buffer); 699 efi_status_t (EFIAPI *flush)(struct efi_file_handle *file); 700 }; 701 702 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID \ 703 EFI_GUID(0x964e5b22, 0x6459, 0x11d2, \ 704 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 705 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_REVISION 0x00010000 706 707 struct efi_simple_file_system_protocol { 708 u64 rev; 709 efi_status_t (EFIAPI *open_volume)(struct efi_simple_file_system_protocol *this, 710 struct efi_file_handle **root); 711 }; 712 713 #define EFI_FILE_INFO_GUID \ 714 EFI_GUID(0x9576e92, 0x6d3f, 0x11d2, \ 715 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 716 717 #define EFI_FILE_MODE_READ 0x0000000000000001 718 #define EFI_FILE_MODE_WRITE 0x0000000000000002 719 #define EFI_FILE_MODE_CREATE 0x8000000000000000 720 721 #define EFI_FILE_READ_ONLY 0x0000000000000001 722 #define EFI_FILE_HIDDEN 0x0000000000000002 723 #define EFI_FILE_SYSTEM 0x0000000000000004 724 #define EFI_FILE_RESERVED 0x0000000000000008 725 #define EFI_FILE_DIRECTORY 0x0000000000000010 726 #define EFI_FILE_ARCHIVE 0x0000000000000020 727 #define EFI_FILE_VALID_ATTR 0x0000000000000037 728 729 struct efi_file_info { 730 u64 size; 731 u64 file_size; 732 u64 physical_size; 733 struct efi_time create_time; 734 struct efi_time last_access_time; 735 struct efi_time modification_time; 736 u64 attribute; 737 s16 file_name[0]; 738 }; 739 740 #endif 741