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 efi_uintn_t size_t 32 typedef uint16_t *efi_string_t; 33 34 #define EVT_TIMER 0x80000000 35 #define EVT_RUNTIME 0x40000000 36 #define EVT_NOTIFY_WAIT 0x00000100 37 #define EVT_NOTIFY_SIGNAL 0x00000200 38 #define EVT_SIGNAL_EXIT_BOOT_SERVICES 0x00000201 39 #define EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE 0x60000202 40 41 #define TPL_APPLICATION 0x04 42 #define TPL_CALLBACK 0x08 43 #define TPL_NOTIFY 0x10 44 #define TPL_HIGH_LEVEL 0x1F 45 46 struct efi_event; 47 48 /* EFI Boot Services table */ 49 struct efi_boot_services { 50 struct efi_table_hdr hdr; 51 efi_status_t (EFIAPI *raise_tpl)(efi_uintn_t new_tpl); 52 void (EFIAPI *restore_tpl)(efi_uintn_t old_tpl); 53 54 efi_status_t (EFIAPI *allocate_pages)(int, int, efi_uintn_t, 55 efi_physical_addr_t *); 56 efi_status_t (EFIAPI *free_pages)(efi_physical_addr_t, efi_uintn_t); 57 efi_status_t (EFIAPI *get_memory_map)(efi_uintn_t *memory_map_size, 58 struct efi_mem_desc *desc, 59 efi_uintn_t *key, 60 efi_uintn_t *desc_size, 61 u32 *desc_version); 62 efi_status_t (EFIAPI *allocate_pool)(int, efi_uintn_t, void **); 63 efi_status_t (EFIAPI *free_pool)(void *); 64 65 efi_status_t (EFIAPI *create_event)(uint32_t type, 66 efi_uintn_t notify_tpl, 67 void (EFIAPI *notify_function) ( 68 struct efi_event *event, 69 void *context), 70 void *notify_context, struct efi_event **event); 71 efi_status_t (EFIAPI *set_timer)(struct efi_event *event, 72 enum efi_timer_delay type, 73 uint64_t trigger_time); 74 efi_status_t (EFIAPI *wait_for_event)(efi_uintn_t number_of_events, 75 struct efi_event **event, 76 efi_uintn_t *index); 77 efi_status_t (EFIAPI *signal_event)(struct efi_event *event); 78 efi_status_t (EFIAPI *close_event)(struct efi_event *event); 79 efi_status_t (EFIAPI *check_event)(struct efi_event *event); 80 #define EFI_NATIVE_INTERFACE 0x00000000 81 efi_status_t (EFIAPI *install_protocol_interface)( 82 void **handle, const efi_guid_t *protocol, 83 int protocol_interface_type, void *protocol_interface); 84 efi_status_t (EFIAPI *reinstall_protocol_interface)( 85 void *handle, const efi_guid_t *protocol, 86 void *old_interface, void *new_interface); 87 efi_status_t (EFIAPI *uninstall_protocol_interface)(void *handle, 88 const efi_guid_t *protocol, void *protocol_interface); 89 efi_status_t (EFIAPI *handle_protocol)(efi_handle_t, 90 const efi_guid_t *protocol, 91 void **protocol_interface); 92 void *reserved; 93 efi_status_t (EFIAPI *register_protocol_notify)( 94 const efi_guid_t *protocol, struct efi_event *event, 95 void **registration); 96 efi_status_t (EFIAPI *locate_handle)( 97 enum efi_locate_search_type search_type, 98 const efi_guid_t *protocol, void *search_key, 99 efi_uintn_t *buffer_size, efi_handle_t *buffer); 100 efi_status_t (EFIAPI *locate_device_path)(const efi_guid_t *protocol, 101 struct efi_device_path **device_path, 102 efi_handle_t *device); 103 efi_status_t (EFIAPI *install_configuration_table)( 104 efi_guid_t *guid, void *table); 105 106 efi_status_t (EFIAPI *load_image)(bool boot_policiy, 107 efi_handle_t parent_image, 108 struct efi_device_path *file_path, void *source_buffer, 109 unsigned long source_size, efi_handle_t *image); 110 efi_status_t (EFIAPI *start_image)(efi_handle_t handle, 111 unsigned long *exitdata_size, 112 s16 **exitdata); 113 efi_status_t (EFIAPI *exit)(efi_handle_t handle, 114 efi_status_t exit_status, 115 unsigned long exitdata_size, s16 *exitdata); 116 efi_status_t (EFIAPI *unload_image)(void *image_handle); 117 efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t, unsigned long); 118 119 efi_status_t (EFIAPI *get_next_monotonic_count)(u64 *count); 120 efi_status_t (EFIAPI *stall)(unsigned long usecs); 121 efi_status_t (EFIAPI *set_watchdog_timer)(unsigned long timeout, 122 uint64_t watchdog_code, unsigned long data_size, 123 uint16_t *watchdog_data); 124 efi_status_t(EFIAPI *connect_controller)(efi_handle_t controller_handle, 125 efi_handle_t *driver_image_handle, 126 struct efi_device_path *remaining_device_path, 127 bool recursive); 128 efi_status_t (EFIAPI *disconnect_controller)(void *controller_handle, 129 void *driver_image_handle, void *child_handle); 130 #define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL 0x00000001 131 #define EFI_OPEN_PROTOCOL_GET_PROTOCOL 0x00000002 132 #define EFI_OPEN_PROTOCOL_TEST_PROTOCOL 0x00000004 133 #define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008 134 #define EFI_OPEN_PROTOCOL_BY_DRIVER 0x00000010 135 #define EFI_OPEN_PROTOCOL_EXCLUSIVE 0x00000020 136 efi_status_t (EFIAPI *open_protocol)(efi_handle_t handle, 137 const efi_guid_t *protocol, void **interface, 138 efi_handle_t agent_handle, 139 efi_handle_t controller_handle, u32 attributes); 140 efi_status_t (EFIAPI *close_protocol)(void *handle, 141 const efi_guid_t *protocol, void *agent_handle, 142 void *controller_handle); 143 efi_status_t(EFIAPI *open_protocol_information)(efi_handle_t handle, 144 const efi_guid_t *protocol, 145 struct efi_open_protocol_info_entry **entry_buffer, 146 efi_uintn_t *entry_count); 147 efi_status_t (EFIAPI *protocols_per_handle)(efi_handle_t handle, 148 efi_guid_t ***protocol_buffer, 149 efi_uintn_t *protocols_buffer_count); 150 efi_status_t (EFIAPI *locate_handle_buffer) ( 151 enum efi_locate_search_type search_type, 152 const efi_guid_t *protocol, void *search_key, 153 efi_uintn_t *no_handles, efi_handle_t **buffer); 154 efi_status_t (EFIAPI *locate_protocol)(const efi_guid_t *protocol, 155 void *registration, void **protocol_interface); 156 efi_status_t (EFIAPI *install_multiple_protocol_interfaces)( 157 void **handle, ...); 158 efi_status_t (EFIAPI *uninstall_multiple_protocol_interfaces)( 159 void *handle, ...); 160 efi_status_t (EFIAPI *calculate_crc32)(void *data, 161 unsigned long data_size, uint32_t *crc32); 162 void (EFIAPI *copy_mem)(void *destination, const void *source, 163 size_t length); 164 void (EFIAPI *set_mem)(void *buffer, size_t size, uint8_t value); 165 void *create_event_ex; 166 }; 167 168 /* Types and defines for EFI ResetSystem */ 169 enum efi_reset_type { 170 EFI_RESET_COLD = 0, 171 EFI_RESET_WARM = 1, 172 EFI_RESET_SHUTDOWN = 2 173 }; 174 175 /* EFI Runtime Services table */ 176 #define EFI_RUNTIME_SERVICES_SIGNATURE 0x5652453544e5552ULL 177 #define EFI_RUNTIME_SERVICES_REVISION 0x00010000 178 179 struct efi_runtime_services { 180 struct efi_table_hdr hdr; 181 efi_status_t (EFIAPI *get_time)(struct efi_time *time, 182 struct efi_time_cap *capabilities); 183 efi_status_t (EFIAPI *set_time)(struct efi_time *time); 184 efi_status_t (EFIAPI *get_wakeup_time)(char *enabled, char *pending, 185 struct efi_time *time); 186 efi_status_t (EFIAPI *set_wakeup_time)(char enabled, 187 struct efi_time *time); 188 efi_status_t (EFIAPI *set_virtual_address_map)( 189 unsigned long memory_map_size, 190 unsigned long descriptor_size, 191 uint32_t descriptor_version, 192 struct efi_mem_desc *virtmap); 193 efi_status_t (*convert_pointer)(unsigned long dbg, void **address); 194 efi_status_t (EFIAPI *get_variable)(s16 *variable_name, 195 efi_guid_t *vendor, u32 *attributes, 196 unsigned long *data_size, void *data); 197 efi_status_t (EFIAPI *get_next_variable)( 198 unsigned long *variable_name_size, 199 s16 *variable_name, efi_guid_t *vendor); 200 efi_status_t (EFIAPI *set_variable)(s16 *variable_name, 201 efi_guid_t *vendor, u32 attributes, 202 unsigned long data_size, void *data); 203 efi_status_t (EFIAPI *get_next_high_mono_count)( 204 uint32_t *high_count); 205 void (EFIAPI *reset_system)(enum efi_reset_type reset_type, 206 efi_status_t reset_status, 207 unsigned long data_size, void *reset_data); 208 void *update_capsule; 209 void *query_capsule_caps; 210 void *query_variable_info; 211 }; 212 213 /* EFI Configuration Table and GUID definitions */ 214 #define NULL_GUID \ 215 EFI_GUID(0x00000000, 0x0000, 0x0000, 0x00, 0x00, \ 216 0x00, 0x00, 0x00, 0x00, 0x00, 0x00) 217 218 #define EFI_GLOBAL_VARIABLE_GUID \ 219 EFI_GUID(0x8be4df61, 0x93ca, 0x11d2, 0xaa, 0x0d, \ 220 0x00, 0xe0, 0x98, 0x03, 0x2b, 0x8c) 221 222 #define LOADED_IMAGE_PROTOCOL_GUID \ 223 EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, 0x8e, 0x3f, \ 224 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 225 226 #define EFI_FDT_GUID \ 227 EFI_GUID(0xb1b621d5, 0xf19c, 0x41a5, \ 228 0x83, 0x0b, 0xd9, 0x15, 0x2c, 0x69, 0xaa, 0xe0) 229 230 #define SMBIOS_TABLE_GUID \ 231 EFI_GUID(0xeb9d2d31, 0x2d88, 0x11d3, \ 232 0x9a, 0x16, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d) 233 234 struct efi_configuration_table 235 { 236 efi_guid_t guid; 237 void *table; 238 }; 239 240 #define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL) 241 242 struct efi_system_table { 243 struct efi_table_hdr hdr; 244 unsigned long fw_vendor; /* physical addr of wchar_t vendor string */ 245 u32 fw_revision; 246 unsigned long con_in_handle; 247 struct efi_simple_input_interface *con_in; 248 unsigned long con_out_handle; 249 struct efi_simple_text_output_protocol *con_out; 250 unsigned long stderr_handle; 251 struct efi_simple_text_output_protocol *std_err; 252 struct efi_runtime_services *runtime; 253 struct efi_boot_services *boottime; 254 efi_uintn_t nr_tables; 255 struct efi_configuration_table *tables; 256 }; 257 258 #define LOADED_IMAGE_GUID \ 259 EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, \ 260 0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 261 262 struct efi_loaded_image { 263 u32 revision; 264 void *parent_handle; 265 struct efi_system_table *system_table; 266 void *device_handle; 267 void *file_path; 268 void *reserved; 269 u32 load_options_size; 270 void *load_options; 271 void *image_base; 272 aligned_u64 image_size; 273 unsigned int image_code_type; 274 unsigned int image_data_type; 275 unsigned long unload; 276 277 /* Below are efi loader private fields */ 278 #ifdef CONFIG_EFI_LOADER 279 efi_status_t exit_status; 280 struct jmp_buf_data exit_jmp; 281 #endif 282 }; 283 284 #define DEVICE_PATH_GUID \ 285 EFI_GUID(0x09576e91, 0x6d3f, 0x11d2, \ 286 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b ) 287 288 #define DEVICE_PATH_TYPE_END 0x7f 289 # define DEVICE_PATH_SUB_TYPE_END 0xff 290 291 struct efi_device_path { 292 u8 type; 293 u8 sub_type; 294 u16 length; 295 } __packed; 296 297 struct efi_mac_addr { 298 u8 addr[32]; 299 } __packed; 300 301 #define DEVICE_PATH_TYPE_HARDWARE_DEVICE 0x01 302 # define DEVICE_PATH_SUB_TYPE_MEMORY 0x03 303 # define DEVICE_PATH_SUB_TYPE_VENDOR 0x04 304 305 struct efi_device_path_memory { 306 struct efi_device_path dp; 307 u32 memory_type; 308 u64 start_address; 309 u64 end_address; 310 } __packed; 311 312 struct efi_device_path_vendor { 313 struct efi_device_path dp; 314 efi_guid_t guid; 315 u8 vendor_data[]; 316 } __packed; 317 318 #define DEVICE_PATH_TYPE_ACPI_DEVICE 0x02 319 # define DEVICE_PATH_SUB_TYPE_ACPI_DEVICE 0x01 320 321 #define EFI_PNP_ID(ID) (u32)(((ID) << 16) | 0x41D0) 322 #define EISA_PNP_ID(ID) EFI_PNP_ID(ID) 323 #define EISA_PNP_NUM(ID) ((ID) >> 16) 324 325 struct efi_device_path_acpi_path { 326 struct efi_device_path dp; 327 u32 hid; 328 u32 uid; 329 } __packed; 330 331 #define DEVICE_PATH_TYPE_MESSAGING_DEVICE 0x03 332 # define DEVICE_PATH_SUB_TYPE_MSG_USB 0x05 333 # define DEVICE_PATH_SUB_TYPE_MSG_MAC_ADDR 0x0b 334 # define DEVICE_PATH_SUB_TYPE_MSG_USB_CLASS 0x0f 335 # define DEVICE_PATH_SUB_TYPE_MSG_SD 0x1a 336 # define DEVICE_PATH_SUB_TYPE_MSG_MMC 0x1d 337 338 struct efi_device_path_usb { 339 struct efi_device_path dp; 340 u8 parent_port_number; 341 u8 usb_interface; 342 } __packed; 343 344 struct efi_device_path_mac_addr { 345 struct efi_device_path dp; 346 struct efi_mac_addr mac; 347 u8 if_type; 348 } __packed; 349 350 struct efi_device_path_usb_class { 351 struct efi_device_path dp; 352 u16 vendor_id; 353 u16 product_id; 354 u8 device_class; 355 u8 device_subclass; 356 u8 device_protocol; 357 } __packed; 358 359 struct efi_device_path_sd_mmc_path { 360 struct efi_device_path dp; 361 u8 slot_number; 362 } __packed; 363 364 #define DEVICE_PATH_TYPE_MEDIA_DEVICE 0x04 365 # define DEVICE_PATH_SUB_TYPE_HARD_DRIVE_PATH 0x01 366 # define DEVICE_PATH_SUB_TYPE_CDROM_PATH 0x02 367 # define DEVICE_PATH_SUB_TYPE_FILE_PATH 0x04 368 369 struct efi_device_path_hard_drive_path { 370 struct efi_device_path dp; 371 u32 partition_number; 372 u64 partition_start; 373 u64 partition_end; 374 u8 partition_signature[16]; 375 u8 partmap_type; 376 u8 signature_type; 377 } __packed; 378 379 struct efi_device_path_cdrom_path { 380 struct efi_device_path dp; 381 u32 boot_entry; 382 u64 partition_start; 383 u64 partition_end; 384 } __packed; 385 386 struct efi_device_path_file_path { 387 struct efi_device_path dp; 388 u16 str[]; 389 } __packed; 390 391 #define BLOCK_IO_GUID \ 392 EFI_GUID(0x964e5b21, 0x6459, 0x11d2, \ 393 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 394 395 struct efi_block_io_media 396 { 397 u32 media_id; 398 char removable_media; 399 char media_present; 400 char logical_partition; 401 char read_only; 402 char write_caching; 403 u8 pad[3]; 404 u32 block_size; 405 u32 io_align; 406 u8 pad2[4]; 407 u64 last_block; 408 }; 409 410 struct efi_block_io { 411 u64 revision; 412 struct efi_block_io_media *media; 413 efi_status_t (EFIAPI *reset)(struct efi_block_io *this, 414 char extended_verification); 415 efi_status_t (EFIAPI *read_blocks)(struct efi_block_io *this, 416 u32 media_id, u64 lba, unsigned long buffer_size, 417 void *buffer); 418 efi_status_t (EFIAPI *write_blocks)(struct efi_block_io *this, 419 u32 media_id, u64 lba, unsigned long buffer_size, 420 void *buffer); 421 efi_status_t (EFIAPI *flush_blocks)(struct efi_block_io *this); 422 }; 423 424 struct simple_text_output_mode { 425 s32 max_mode; 426 s32 mode; 427 s32 attribute; 428 s32 cursor_column; 429 s32 cursor_row; 430 bool cursor_visible; 431 }; 432 433 434 #define EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID \ 435 EFI_GUID(0x387477c2, 0x69c7, 0x11d2, \ 436 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 437 438 #define EFI_BLACK 0x00 439 #define EFI_BLUE 0x01 440 #define EFI_GREEN 0x02 441 #define EFI_CYAN 0x03 442 #define EFI_RED 0x04 443 #define EFI_MAGENTA 0x05 444 #define EFI_BROWN 0x06 445 #define EFI_LIGHTGRAY 0x07 446 #define EFI_BRIGHT 0x08 447 #define EFI_DARKGRAY 0x08 448 #define EFI_LIGHTBLUE 0x09 449 #define EFI_LIGHTGREEN 0x0a 450 #define EFI_LIGHTCYAN 0x0b 451 #define EFI_LIGHTRED 0x0c 452 #define EFI_LIGHTMAGENTA 0x0d 453 #define EFI_YELLOW 0x0e 454 #define EFI_WHITE 0x0f 455 #define EFI_BACKGROUND_BLACK 0x00 456 #define EFI_BACKGROUND_BLUE 0x10 457 #define EFI_BACKGROUND_GREEN 0x20 458 #define EFI_BACKGROUND_CYAN 0x30 459 #define EFI_BACKGROUND_RED 0x40 460 #define EFI_BACKGROUND_MAGENTA 0x50 461 #define EFI_BACKGROUND_BROWN 0x60 462 #define EFI_BACKGROUND_LIGHTGRAY 0x70 463 464 /* extract foreground color from EFI attribute */ 465 #define EFI_ATTR_FG(attr) ((attr) & 0x07) 466 /* treat high bit of FG as bright/bold (similar to edk2) */ 467 #define EFI_ATTR_BOLD(attr) (((attr) >> 3) & 0x01) 468 /* extract background color from EFI attribute */ 469 #define EFI_ATTR_BG(attr) (((attr) >> 4) & 0x7) 470 471 struct efi_simple_text_output_protocol { 472 void *reset; 473 efi_status_t (EFIAPI *output_string)( 474 struct efi_simple_text_output_protocol *this, 475 const efi_string_t str); 476 efi_status_t (EFIAPI *test_string)( 477 struct efi_simple_text_output_protocol *this, 478 const efi_string_t str); 479 efi_status_t(EFIAPI *query_mode)( 480 struct efi_simple_text_output_protocol *this, 481 unsigned long mode_number, unsigned long *columns, 482 unsigned long *rows); 483 efi_status_t(EFIAPI *set_mode)( 484 struct efi_simple_text_output_protocol *this, 485 unsigned long mode_number); 486 efi_status_t(EFIAPI *set_attribute)( 487 struct efi_simple_text_output_protocol *this, 488 unsigned long attribute); 489 efi_status_t(EFIAPI *clear_screen) ( 490 struct efi_simple_text_output_protocol *this); 491 efi_status_t(EFIAPI *set_cursor_position) ( 492 struct efi_simple_text_output_protocol *this, 493 unsigned long column, unsigned long row); 494 efi_status_t(EFIAPI *enable_cursor)( 495 struct efi_simple_text_output_protocol *this, 496 bool enable); 497 struct simple_text_output_mode *mode; 498 }; 499 500 struct efi_input_key { 501 u16 scan_code; 502 s16 unicode_char; 503 }; 504 505 #define EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID \ 506 EFI_GUID(0x387477c1, 0x69c7, 0x11d2, \ 507 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 508 509 struct efi_simple_input_interface { 510 efi_status_t(EFIAPI *reset)(struct efi_simple_input_interface *this, 511 bool ExtendedVerification); 512 efi_status_t(EFIAPI *read_key_stroke)( 513 struct efi_simple_input_interface *this, 514 struct efi_input_key *key); 515 struct efi_event *wait_for_key; 516 }; 517 518 #define CONSOLE_CONTROL_GUID \ 519 EFI_GUID(0xf42f7782, 0x12e, 0x4c12, \ 520 0x99, 0x56, 0x49, 0xf9, 0x43, 0x4, 0xf7, 0x21) 521 #define EFI_CONSOLE_MODE_TEXT 0 522 #define EFI_CONSOLE_MODE_GFX 1 523 524 struct efi_console_control_protocol 525 { 526 efi_status_t (EFIAPI *get_mode)( 527 struct efi_console_control_protocol *this, int *mode, 528 char *uga_exists, char *std_in_locked); 529 efi_status_t (EFIAPI *set_mode)( 530 struct efi_console_control_protocol *this, int mode); 531 efi_status_t (EFIAPI *lock_std_in)( 532 struct efi_console_control_protocol *this, 533 uint16_t *password); 534 }; 535 536 #define EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID \ 537 EFI_GUID(0x8b843e20, 0x8132, 0x4852, \ 538 0x90, 0xcc, 0x55, 0x1a, 0x4e, 0x4a, 0x7f, 0x1c) 539 540 struct efi_device_path_to_text_protocol 541 { 542 uint16_t *(EFIAPI *convert_device_node_to_text)( 543 struct efi_device_path *device_node, 544 bool display_only, 545 bool allow_shortcuts); 546 uint16_t *(EFIAPI *convert_device_path_to_text)( 547 struct efi_device_path *device_path, 548 bool display_only, 549 bool allow_shortcuts); 550 }; 551 552 #define EFI_GOP_GUID \ 553 EFI_GUID(0x9042a9de, 0x23dc, 0x4a38, \ 554 0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a) 555 556 #define EFI_GOT_RGBA8 0 557 #define EFI_GOT_BGRA8 1 558 #define EFI_GOT_BITMASK 2 559 560 struct efi_gop_mode_info 561 { 562 u32 version; 563 u32 width; 564 u32 height; 565 u32 pixel_format; 566 u32 pixel_bitmask[4]; 567 u32 pixels_per_scanline; 568 }; 569 570 struct efi_gop_mode 571 { 572 u32 max_mode; 573 u32 mode; 574 struct efi_gop_mode_info *info; 575 unsigned long info_size; 576 efi_physical_addr_t fb_base; 577 unsigned long fb_size; 578 }; 579 580 #define EFI_BLT_VIDEO_FILL 0 581 #define EFI_BLT_VIDEO_TO_BLT_BUFFER 1 582 #define EFI_BLT_BUFFER_TO_VIDEO 2 583 #define EFI_BLT_VIDEO_TO_VIDEO 3 584 585 struct efi_gop 586 { 587 efi_status_t (EFIAPI *query_mode)(struct efi_gop *this, u32 mode_number, 588 efi_uintn_t *size_of_info, 589 struct efi_gop_mode_info **info); 590 efi_status_t (EFIAPI *set_mode)(struct efi_gop *this, u32 mode_number); 591 efi_status_t (EFIAPI *blt)(struct efi_gop *this, void *buffer, 592 u32 operation, efi_uintn_t sx, 593 efi_uintn_t sy, efi_uintn_t dx, 594 efi_uintn_t dy, efi_uintn_t width, 595 efi_uintn_t height, efi_uintn_t delta); 596 struct efi_gop_mode *mode; 597 }; 598 599 #define EFI_SIMPLE_NETWORK_GUID \ 600 EFI_GUID(0xa19832b9, 0xac25, 0x11d3, \ 601 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d) 602 603 struct efi_mac_address { 604 char mac_addr[32]; 605 }; 606 607 struct efi_ip_address { 608 u8 ip_addr[16]; 609 }; 610 611 enum efi_simple_network_state { 612 EFI_NETWORK_STOPPED, 613 EFI_NETWORK_STARTED, 614 EFI_NETWORK_INITIALIZED, 615 }; 616 617 struct efi_simple_network_mode { 618 enum efi_simple_network_state state; 619 u32 hwaddr_size; 620 u32 media_header_size; 621 u32 max_packet_size; 622 u32 nvram_size; 623 u32 nvram_access_size; 624 u32 receive_filter_mask; 625 u32 receive_filter_setting; 626 u32 max_mcast_filter_count; 627 u32 mcast_filter_count; 628 struct efi_mac_address mcast_filter[16]; 629 struct efi_mac_address current_address; 630 struct efi_mac_address broadcast_address; 631 struct efi_mac_address permanent_address; 632 u8 if_type; 633 u8 mac_changeable; 634 u8 multitx_supported; 635 u8 media_present_supported; 636 u8 media_present; 637 }; 638 639 /* receive_filters bit mask */ 640 #define EFI_SIMPLE_NETWORK_RECEIVE_UNICAST 0x01 641 #define EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST 0x02 642 #define EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST 0x04 643 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS 0x08 644 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST 0x10 645 646 /* interrupt status bit mask */ 647 #define EFI_SIMPLE_NETWORK_RECEIVE_INTERRUPT 0x01 648 #define EFI_SIMPLE_NETWORK_TRANSMIT_INTERRUPT 0x02 649 #define EFI_SIMPLE_NETWORK_COMMAND_INTERRUPT 0x04 650 #define EFI_SIMPLE_NETWORK_SOFTWARE_INTERRUPT 0x08 651 652 /* revision of the simple network protocol */ 653 #define EFI_SIMPLE_NETWORK_PROTOCOL_REVISION 0x00010000 654 655 struct efi_simple_network 656 { 657 u64 revision; 658 efi_status_t (EFIAPI *start)(struct efi_simple_network *this); 659 efi_status_t (EFIAPI *stop)(struct efi_simple_network *this); 660 efi_status_t (EFIAPI *initialize)(struct efi_simple_network *this, 661 ulong extra_rx, ulong extra_tx); 662 efi_status_t (EFIAPI *reset)(struct efi_simple_network *this, 663 int extended_verification); 664 efi_status_t (EFIAPI *shutdown)(struct efi_simple_network *this); 665 efi_status_t (EFIAPI *receive_filters)(struct efi_simple_network *this, 666 u32 enable, u32 disable, int reset_mcast_filter, 667 ulong mcast_filter_count, 668 struct efi_mac_address *mcast_filter); 669 efi_status_t (EFIAPI *station_address)(struct efi_simple_network *this, 670 int reset, struct efi_mac_address *new_mac); 671 efi_status_t (EFIAPI *statistics)(struct efi_simple_network *this, 672 int reset, ulong *stat_size, void *stat_table); 673 efi_status_t (EFIAPI *mcastiptomac)(struct efi_simple_network *this, 674 int ipv6, struct efi_ip_address *ip, 675 struct efi_mac_address *mac); 676 efi_status_t (EFIAPI *nvdata)(struct efi_simple_network *this, 677 int read_write, ulong offset, ulong buffer_size, 678 char *buffer); 679 efi_status_t (EFIAPI *get_status)(struct efi_simple_network *this, 680 u32 *int_status, void **txbuf); 681 efi_status_t (EFIAPI *transmit)(struct efi_simple_network *this, 682 size_t header_size, size_t buffer_size, void *buffer, 683 struct efi_mac_address *src_addr, 684 struct efi_mac_address *dest_addr, u16 *protocol); 685 efi_status_t (EFIAPI *receive)(struct efi_simple_network *this, 686 size_t *header_size, size_t *buffer_size, void *buffer, 687 struct efi_mac_address *src_addr, 688 struct efi_mac_address *dest_addr, u16 *protocol); 689 struct efi_event *wait_for_packet; 690 struct efi_simple_network_mode *mode; 691 }; 692 693 #define EFI_PXE_GUID \ 694 EFI_GUID(0x03c4e603, 0xac28, 0x11d3, \ 695 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d) 696 697 struct efi_pxe_packet { 698 u8 packet[1472]; 699 }; 700 701 struct efi_pxe_mode 702 { 703 u8 unused[52]; 704 struct efi_pxe_packet dhcp_discover; 705 struct efi_pxe_packet dhcp_ack; 706 struct efi_pxe_packet proxy_offer; 707 struct efi_pxe_packet pxe_discover; 708 struct efi_pxe_packet pxe_reply; 709 }; 710 711 struct efi_pxe { 712 u64 rev; 713 void (EFIAPI *start)(void); 714 void (EFIAPI *stop)(void); 715 void (EFIAPI *dhcp)(void); 716 void (EFIAPI *discover)(void); 717 void (EFIAPI *mftp)(void); 718 void (EFIAPI *udpwrite)(void); 719 void (EFIAPI *udpread)(void); 720 void (EFIAPI *setipfilter)(void); 721 void (EFIAPI *arp)(void); 722 void (EFIAPI *setparams)(void); 723 void (EFIAPI *setstationip)(void); 724 void (EFIAPI *setpackets)(void); 725 struct efi_pxe_mode *mode; 726 }; 727 728 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID \ 729 EFI_GUID(0x964e5b22, 0x6459, 0x11d2, \ 730 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 731 #define EFI_FILE_PROTOCOL_REVISION 0x00010000 732 733 struct efi_file_handle { 734 u64 rev; 735 efi_status_t (EFIAPI *open)(struct efi_file_handle *file, 736 struct efi_file_handle **new_handle, 737 s16 *file_name, u64 open_mode, u64 attributes); 738 efi_status_t (EFIAPI *close)(struct efi_file_handle *file); 739 efi_status_t (EFIAPI *delete)(struct efi_file_handle *file); 740 efi_status_t (EFIAPI *read)(struct efi_file_handle *file, 741 u64 *buffer_size, void *buffer); 742 efi_status_t (EFIAPI *write)(struct efi_file_handle *file, 743 u64 *buffer_size, void *buffer); 744 efi_status_t (EFIAPI *getpos)(struct efi_file_handle *file, 745 u64 *pos); 746 efi_status_t (EFIAPI *setpos)(struct efi_file_handle *file, 747 u64 pos); 748 efi_status_t (EFIAPI *getinfo)(struct efi_file_handle *file, 749 efi_guid_t *info_type, u64 *buffer_size, void *buffer); 750 efi_status_t (EFIAPI *setinfo)(struct efi_file_handle *file, 751 efi_guid_t *info_type, u64 buffer_size, void *buffer); 752 efi_status_t (EFIAPI *flush)(struct efi_file_handle *file); 753 }; 754 755 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID \ 756 EFI_GUID(0x964e5b22, 0x6459, 0x11d2, \ 757 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 758 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_REVISION 0x00010000 759 760 struct efi_simple_file_system_protocol { 761 u64 rev; 762 efi_status_t (EFIAPI *open_volume)(struct efi_simple_file_system_protocol *this, 763 struct efi_file_handle **root); 764 }; 765 766 #define EFI_FILE_INFO_GUID \ 767 EFI_GUID(0x9576e92, 0x6d3f, 0x11d2, \ 768 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b) 769 770 #define EFI_FILE_MODE_READ 0x0000000000000001 771 #define EFI_FILE_MODE_WRITE 0x0000000000000002 772 #define EFI_FILE_MODE_CREATE 0x8000000000000000 773 774 #define EFI_FILE_READ_ONLY 0x0000000000000001 775 #define EFI_FILE_HIDDEN 0x0000000000000002 776 #define EFI_FILE_SYSTEM 0x0000000000000004 777 #define EFI_FILE_RESERVED 0x0000000000000008 778 #define EFI_FILE_DIRECTORY 0x0000000000000010 779 #define EFI_FILE_ARCHIVE 0x0000000000000020 780 #define EFI_FILE_VALID_ATTR 0x0000000000000037 781 782 struct efi_file_info { 783 u64 size; 784 u64 file_size; 785 u64 physical_size; 786 struct efi_time create_time; 787 struct efi_time last_access_time; 788 struct efi_time modification_time; 789 u64 attribute; 790 s16 file_name[0]; 791 }; 792 793 #endif 794