git.sur5r.net Git - u-boot/blob - 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 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, size_t *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, const efi_guid_t *protocol,
  81                         int protocol_interface_type, void *protocol_interface);
  82         efi_status_t (EFIAPI *reinstall_protocol_interface)(
  83                         void *handle, const efi_guid_t *protocol,
  84                         void *old_interface, void *new_interface);
  85         efi_status_t (EFIAPI *uninstall_protocol_interface)(void *handle,
  86                         const efi_guid_t *protocol, void *protocol_interface);
  87         efi_status_t (EFIAPI *handle_protocol)(efi_handle_t,
  88                                                const efi_guid_t *protocol,
  89                                                void **protocol_interface);
  90         void *reserved;
  91         efi_status_t (EFIAPI *register_protocol_notify)(
  92                         const efi_guid_t *protocol, struct efi_event *event,
  93                         void **registration);
  94         efi_status_t (EFIAPI *locate_handle)(
  95                         enum efi_locate_search_type search_type,
  96                         const efi_guid_t *protocol, void *search_key,
  97                         unsigned long *buffer_size, efi_handle_t *buffer);
  98         efi_status_t (EFIAPI *locate_device_path)(const efi_guid_t *protocol,
  99                         struct efi_device_path **device_path,
 100                         efi_handle_t *device);
 101         efi_status_t (EFIAPI *install_configuration_table)(
 102                         efi_guid_t *guid, void *table);
 103
 104         efi_status_t (EFIAPI *load_image)(bool boot_policiy,
 105                         efi_handle_t parent_image,
 106                         struct efi_device_path *file_path, void *source_buffer,
 107                         unsigned long source_size, efi_handle_t *image);
 108         efi_status_t (EFIAPI *start_image)(efi_handle_t handle,
 109                                            unsigned long *exitdata_size,
 110                                            s16 **exitdata);
 111         efi_status_t (EFIAPI *exit)(efi_handle_t handle,
 112                                     efi_status_t exit_status,
 113                                     unsigned long exitdata_size, s16 *exitdata);
 114         efi_status_t (EFIAPI *unload_image)(void *image_handle);
 115         efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t, unsigned long);
 116
 117         efi_status_t (EFIAPI *get_next_monotonic_count)(u64 *count);
 118         efi_status_t (EFIAPI *stall)(unsigned long usecs);
 119         efi_status_t (EFIAPI *set_watchdog_timer)(unsigned long timeout,
 120                         uint64_t watchdog_code, unsigned long data_size,
 121                         uint16_t *watchdog_data);
 122         efi_status_t(EFIAPI *connect_controller)(efi_handle_t controller_handle,
 123                         efi_handle_t *driver_image_handle,
 124                         struct efi_device_path *remaining_device_path,
 125                         bool recursive);
 126         efi_status_t (EFIAPI *disconnect_controller)(void *controller_handle,
 127                         void *driver_image_handle, void *child_handle);
 128 #define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL  0x00000001
 129 #define EFI_OPEN_PROTOCOL_GET_PROTOCOL        0x00000002
 130 #define EFI_OPEN_PROTOCOL_TEST_PROTOCOL       0x00000004
 131 #define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008
 132 #define EFI_OPEN_PROTOCOL_BY_DRIVER           0x00000010
 133 #define EFI_OPEN_PROTOCOL_EXCLUSIVE           0x00000020
 134         efi_status_t (EFIAPI *open_protocol)(efi_handle_t handle,
 135                         const efi_guid_t *protocol, void **interface,
 136                         efi_handle_t agent_handle,
 137                         efi_handle_t controller_handle, u32 attributes);
 138         efi_status_t (EFIAPI *close_protocol)(void *handle,
 139                         const efi_guid_t *protocol, void *agent_handle,
 140                         void *controller_handle);
 141         efi_status_t(EFIAPI *open_protocol_information)(efi_handle_t handle,
 142                         const efi_guid_t *protocol,
 143                         struct efi_open_protocol_info_entry **entry_buffer,
 144                         unsigned long *entry_count);
 145         efi_status_t (EFIAPI *protocols_per_handle)(efi_handle_t handle,
 146                         efi_guid_t ***protocol_buffer,
 147                         unsigned long *protocols_buffer_count);
 148         efi_status_t (EFIAPI *locate_handle_buffer) (
 149                         enum efi_locate_search_type search_type,
 150                         const efi_guid_t *protocol, void *search_key,
 151                         unsigned long *no_handles, efi_handle_t **buffer);
 152         efi_status_t (EFIAPI *locate_protocol)(const efi_guid_t *protocol,
 153                         void *registration, void **protocol_interface);
 154         efi_status_t (EFIAPI *install_multiple_protocol_interfaces)(
 155                         void **handle, ...);
 156         efi_status_t (EFIAPI *uninstall_multiple_protocol_interfaces)(
 157                         void *handle, ...);
 158         efi_status_t (EFIAPI *calculate_crc32)(void *data,
 159                         unsigned long data_size, uint32_t *crc32);
 160         void (EFIAPI *copy_mem)(void *destination, const void *source,
 161                         size_t length);
 162         void (EFIAPI *set_mem)(void *buffer, size_t size, 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_MEMORY           0x03
 301 #  define DEVICE_PATH_SUB_TYPE_VENDOR           0x04
 302
 303 struct efi_device_path_memory {
 304         struct efi_device_path dp;
 305         u32 memory_type;
 306         u64 start_address;
 307         u64 end_address;
 308 } __packed;
 309
 310 struct efi_device_path_vendor {
 311         struct efi_device_path dp;
 312         efi_guid_t guid;
 313         u8 vendor_data[];
 314 } __packed;
 315
 316 #define DEVICE_PATH_TYPE_ACPI_DEVICE            0x02
 317 #  define DEVICE_PATH_SUB_TYPE_ACPI_DEVICE      0x01
 318
 319 #define EFI_PNP_ID(ID)                          (u32)(((ID) << 16) | 0x41D0)
 320 #define EISA_PNP_ID(ID)                         EFI_PNP_ID(ID)
 321 #define EISA_PNP_NUM(ID)                        ((ID) >> 16)
 322
 323 struct efi_device_path_acpi_path {
 324         struct efi_device_path dp;
 325         u32 hid;
 326         u32 uid;
 327 } __packed;
 328
 329 #define DEVICE_PATH_TYPE_MESSAGING_DEVICE       0x03
 330 #  define DEVICE_PATH_SUB_TYPE_MSG_USB          0x05
 331 #  define DEVICE_PATH_SUB_TYPE_MSG_MAC_ADDR     0x0b
 332 #  define DEVICE_PATH_SUB_TYPE_MSG_USB_CLASS    0x0f
 333 #  define DEVICE_PATH_SUB_TYPE_MSG_SD           0x1a
 334 #  define DEVICE_PATH_SUB_TYPE_MSG_MMC          0x1d
 335
 336 struct efi_device_path_usb {
 337         struct efi_device_path dp;
 338         u8 parent_port_number;
 339         u8 usb_interface;
 340 } __packed;
 341
 342 struct efi_device_path_mac_addr {
 343         struct efi_device_path dp;
 344         struct efi_mac_addr mac;
 345         u8 if_type;
 346 } __packed;
 347
 348 struct efi_device_path_usb_class {
 349         struct efi_device_path dp;
 350         u16 vendor_id;
 351         u16 product_id;
 352         u8 device_class;
 353         u8 device_subclass;
 354         u8 device_protocol;
 355 } __packed;
 356
 357 struct efi_device_path_sd_mmc_path {
 358         struct efi_device_path dp;
 359         u8 slot_number;
 360 } __packed;
 361
 362 #define DEVICE_PATH_TYPE_MEDIA_DEVICE           0x04
 363 #  define DEVICE_PATH_SUB_TYPE_HARD_DRIVE_PATH  0x01
 364 #  define DEVICE_PATH_SUB_TYPE_CDROM_PATH       0x02
 365 #  define DEVICE_PATH_SUB_TYPE_FILE_PATH        0x04
 366
 367 struct efi_device_path_hard_drive_path {
 368         struct efi_device_path dp;
 369         u32 partition_number;
 370         u64 partition_start;
 371         u64 partition_end;
 372         u8 partition_signature[16];
 373         u8 partmap_type;
 374         u8 signature_type;
 375 } __packed;
 376
 377 struct efi_device_path_cdrom_path {
 378         struct efi_device_path dp;
 379         u32 boot_entry;
 380         u64 partition_start;
 381         u64 partition_end;
 382 } __packed;
 383
 384 struct efi_device_path_file_path {
 385         struct efi_device_path dp;
 386         u16 str[];
 387 } __packed;
 388
 389 #define BLOCK_IO_GUID \
 390         EFI_GUID(0x964e5b21, 0x6459, 0x11d2, \
 391                  0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
 392
 393 struct efi_block_io_media
 394 {
 395         u32 media_id;
 396         char removable_media;
 397         char media_present;
 398         char logical_partition;
 399         char read_only;
 400         char write_caching;
 401         u8 pad[3];
 402         u32 block_size;
 403         u32 io_align;
 404         u8 pad2[4];
 405         u64 last_block;
 406 };
 407
 408 struct efi_block_io {
 409         u64 revision;
 410         struct efi_block_io_media *media;
 411         efi_status_t (EFIAPI *reset)(struct efi_block_io *this,
 412                         char extended_verification);
 413         efi_status_t (EFIAPI *read_blocks)(struct efi_block_io *this,
 414                         u32 media_id, u64 lba, unsigned long buffer_size,
 415                         void *buffer);
 416         efi_status_t (EFIAPI *write_blocks)(struct efi_block_io *this,
 417                         u32 media_id, u64 lba, unsigned long buffer_size,
 418                         void *buffer);
 419         efi_status_t (EFIAPI *flush_blocks)(struct efi_block_io *this);
 420 };
 421
 422 struct simple_text_output_mode {
 423         s32 max_mode;
 424         s32 mode;
 425         s32 attribute;
 426         s32 cursor_column;
 427         s32 cursor_row;
 428         bool cursor_visible;
 429 };
 430
 431
 432 #define EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID \
 433         EFI_GUID(0x387477c2, 0x69c7, 0x11d2, \
 434                  0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
 435
 436 struct efi_simple_text_output_protocol {
 437         void *reset;
 438         efi_status_t (EFIAPI *output_string)(
 439                         struct efi_simple_text_output_protocol *this,
 440                         const efi_string_t str);
 441         efi_status_t (EFIAPI *test_string)(
 442                         struct efi_simple_text_output_protocol *this,
 443                         const efi_string_t str);
 444         efi_status_t(EFIAPI *query_mode)(
 445                         struct efi_simple_text_output_protocol *this,
 446                         unsigned long mode_number, unsigned long *columns,
 447                         unsigned long *rows);
 448         efi_status_t(EFIAPI *set_mode)(
 449                         struct efi_simple_text_output_protocol *this,
 450                         unsigned long mode_number);
 451         efi_status_t(EFIAPI *set_attribute)(
 452                         struct efi_simple_text_output_protocol *this,
 453                         unsigned long attribute);
 454         efi_status_t(EFIAPI *clear_screen) (
 455                         struct efi_simple_text_output_protocol *this);
 456         efi_status_t(EFIAPI *set_cursor_position) (
 457                         struct efi_simple_text_output_protocol *this,
 458                         unsigned long column, unsigned long row);
 459         efi_status_t(EFIAPI *enable_cursor)(
 460                         struct efi_simple_text_output_protocol *this,
 461                         bool enable);
 462         struct simple_text_output_mode *mode;
 463 };
 464
 465 struct efi_input_key {
 466         u16 scan_code;
 467         s16 unicode_char;
 468 };
 469
 470 #define EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID \
 471         EFI_GUID(0x387477c1, 0x69c7, 0x11d2, \
 472                  0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
 473
 474 struct efi_simple_input_interface {
 475         efi_status_t(EFIAPI *reset)(struct efi_simple_input_interface *this,
 476                         bool ExtendedVerification);
 477         efi_status_t(EFIAPI *read_key_stroke)(
 478                         struct efi_simple_input_interface *this,
 479                         struct efi_input_key *key);
 480         struct efi_event *wait_for_key;
 481 };
 482
 483 #define CONSOLE_CONTROL_GUID \
 484         EFI_GUID(0xf42f7782, 0x12e, 0x4c12, \
 485                  0x99, 0x56, 0x49, 0xf9, 0x43, 0x4, 0xf7, 0x21)
 486 #define EFI_CONSOLE_MODE_TEXT   0
 487 #define EFI_CONSOLE_MODE_GFX    1
 488
 489 struct efi_console_control_protocol
 490 {
 491         efi_status_t (EFIAPI *get_mode)(
 492                         struct efi_console_control_protocol *this, int *mode,
 493                         char *uga_exists, char *std_in_locked);
 494         efi_status_t (EFIAPI *set_mode)(
 495                         struct efi_console_control_protocol *this, int mode);
 496         efi_status_t (EFIAPI *lock_std_in)(
 497                         struct efi_console_control_protocol *this,
 498                         uint16_t *password);
 499 };
 500
 501 #define EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID \
 502         EFI_GUID(0x8b843e20, 0x8132, 0x4852, \
 503                  0x90, 0xcc, 0x55, 0x1a, 0x4e, 0x4a, 0x7f, 0x1c)
 504
 505 struct efi_device_path_to_text_protocol
 506 {
 507         uint16_t *(EFIAPI *convert_device_node_to_text)(
 508                         struct efi_device_path *device_node,
 509                         bool display_only,
 510                         bool allow_shortcuts);
 511         uint16_t *(EFIAPI *convert_device_path_to_text)(
 512                         struct efi_device_path *device_path,
 513                         bool display_only,
 514                         bool allow_shortcuts);
 515 };
 516
 517 #define EFI_GOP_GUID \
 518         EFI_GUID(0x9042a9de, 0x23dc, 0x4a38, \
 519                  0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a)
 520
 521 #define EFI_GOT_RGBA8           0
 522 #define EFI_GOT_BGRA8           1
 523 #define EFI_GOT_BITMASK         2
 524
 525 struct efi_gop_mode_info
 526 {
 527         u32 version;
 528         u32 width;
 529         u32 height;
 530         u32 pixel_format;
 531         u32 pixel_bitmask[4];
 532         u32 pixels_per_scanline;
 533 };
 534
 535 struct efi_gop_mode
 536 {
 537         u32 max_mode;
 538         u32 mode;
 539         struct efi_gop_mode_info *info;
 540         unsigned long info_size;
 541         efi_physical_addr_t fb_base;
 542         unsigned long fb_size;
 543 };
 544
 545 #define EFI_BLT_VIDEO_FILL              0
 546 #define EFI_BLT_VIDEO_TO_BLT_BUFFER     1
 547 #define EFI_BLT_BUFFER_TO_VIDEO         2
 548 #define EFI_BLT_VIDEO_TO_VIDEO          3
 549
 550 struct efi_gop
 551 {
 552         efi_status_t (EFIAPI *query_mode)(struct efi_gop *this, u32 mode_number,
 553                                           unsigned long *size_of_info,
 554                                           struct efi_gop_mode_info **info);
 555         efi_status_t (EFIAPI *set_mode)(struct efi_gop *this, u32 mode_number);
 556         efi_status_t (EFIAPI *blt)(struct efi_gop *this, void *buffer,
 557                                    unsigned long operation, unsigned long sx,
 558                                    unsigned long sy, unsigned long dx,
 559                                    unsigned long dy, unsigned long width,
 560                                    unsigned long height, unsigned long delta);
 561         struct efi_gop_mode *mode;
 562 };
 563
 564 #define EFI_SIMPLE_NETWORK_GUID \
 565         EFI_GUID(0xa19832b9, 0xac25, 0x11d3, \
 566                  0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
 567
 568 struct efi_mac_address {
 569         char mac_addr[32];
 570 };
 571
 572 struct efi_ip_address {
 573         u8 ip_addr[16];
 574 };
 575
 576 enum efi_simple_network_state {
 577         EFI_NETWORK_STOPPED,
 578         EFI_NETWORK_STARTED,
 579         EFI_NETWORK_INITIALIZED,
 580 };
 581
 582 struct efi_simple_network_mode {
 583         enum efi_simple_network_state state;
 584         u32 hwaddr_size;
 585         u32 media_header_size;
 586         u32 max_packet_size;
 587         u32 nvram_size;
 588         u32 nvram_access_size;
 589         u32 receive_filter_mask;
 590         u32 receive_filter_setting;
 591         u32 max_mcast_filter_count;
 592         u32 mcast_filter_count;
 593         struct efi_mac_address mcast_filter[16];
 594         struct efi_mac_address current_address;
 595         struct efi_mac_address broadcast_address;
 596         struct efi_mac_address permanent_address;
 597         u8 if_type;
 598         u8 mac_changeable;
 599         u8 multitx_supported;
 600         u8 media_present_supported;
 601         u8 media_present;
 602 };
 603
 604 /* receive_filters bit mask */
 605 #define EFI_SIMPLE_NETWORK_RECEIVE_UNICAST               0x01
 606 #define EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST             0x02
 607 #define EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST             0x04
 608 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS           0x08
 609 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST 0x10
 610
 611 /* interrupt status bit mask */
 612 #define EFI_SIMPLE_NETWORK_RECEIVE_INTERRUPT    0x01
 613 #define EFI_SIMPLE_NETWORK_TRANSMIT_INTERRUPT   0x02
 614 #define EFI_SIMPLE_NETWORK_COMMAND_INTERRUPT    0x04
 615 #define EFI_SIMPLE_NETWORK_SOFTWARE_INTERRUPT   0x08
 616
 617 /* revision of the simple network protocol */
 618 #define EFI_SIMPLE_NETWORK_PROTOCOL_REVISION    0x00010000
 619
 620 struct efi_simple_network
 621 {
 622         u64 revision;
 623         efi_status_t (EFIAPI *start)(struct efi_simple_network *this);
 624         efi_status_t (EFIAPI *stop)(struct efi_simple_network *this);
 625         efi_status_t (EFIAPI *initialize)(struct efi_simple_network *this,
 626                         ulong extra_rx, ulong extra_tx);
 627         efi_status_t (EFIAPI *reset)(struct efi_simple_network *this,
 628                         int extended_verification);
 629         efi_status_t (EFIAPI *shutdown)(struct efi_simple_network *this);
 630         efi_status_t (EFIAPI *receive_filters)(struct efi_simple_network *this,
 631                         u32 enable, u32 disable, int reset_mcast_filter,
 632                         ulong mcast_filter_count,
 633                         struct efi_mac_address *mcast_filter);
 634         efi_status_t (EFIAPI *station_address)(struct efi_simple_network *this,
 635                         int reset, struct efi_mac_address *new_mac);
 636         efi_status_t (EFIAPI *statistics)(struct efi_simple_network *this,
 637                         int reset, ulong *stat_size, void *stat_table);
 638         efi_status_t (EFIAPI *mcastiptomac)(struct efi_simple_network *this,
 639                         int ipv6, struct efi_ip_address *ip,
 640                         struct efi_mac_address *mac);
 641         efi_status_t (EFIAPI *nvdata)(struct efi_simple_network *this,
 642                         int read_write, ulong offset, ulong buffer_size,
 643                         char *buffer);
 644         efi_status_t (EFIAPI *get_status)(struct efi_simple_network *this,
 645                         u32 *int_status, void **txbuf);
 646         efi_status_t (EFIAPI *transmit)(struct efi_simple_network *this,
 647                         size_t header_size, size_t buffer_size, void *buffer,
 648                         struct efi_mac_address *src_addr,
 649                         struct efi_mac_address *dest_addr, u16 *protocol);
 650         efi_status_t (EFIAPI *receive)(struct efi_simple_network *this,
 651                         size_t *header_size, size_t *buffer_size, void *buffer,
 652                         struct efi_mac_address *src_addr,
 653                         struct efi_mac_address *dest_addr, u16 *protocol);
 654         struct efi_event *wait_for_packet;
 655         struct efi_simple_network_mode *mode;
 656 };
 657
 658 #define EFI_PXE_GUID \
 659         EFI_GUID(0x03c4e603, 0xac28, 0x11d3, \
 660                  0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
 661
 662 struct efi_pxe_packet {
 663         u8 packet[1472];
 664 };
 665
 666 struct efi_pxe_mode
 667 {
 668         u8 unused[52];
 669         struct efi_pxe_packet dhcp_discover;
 670         struct efi_pxe_packet dhcp_ack;
 671         struct efi_pxe_packet proxy_offer;
 672         struct efi_pxe_packet pxe_discover;
 673         struct efi_pxe_packet pxe_reply;
 674 };
 675
 676 struct efi_pxe {
 677         u64 rev;
 678         void (EFIAPI *start)(void);
 679         void (EFIAPI *stop)(void);
 680         void (EFIAPI *dhcp)(void);
 681         void (EFIAPI *discover)(void);
 682         void (EFIAPI *mftp)(void);
 683         void (EFIAPI *udpwrite)(void);
 684         void (EFIAPI *udpread)(void);
 685         void (EFIAPI *setipfilter)(void);
 686         void (EFIAPI *arp)(void);
 687         void (EFIAPI *setparams)(void);
 688         void (EFIAPI *setstationip)(void);
 689         void (EFIAPI *setpackets)(void);
 690         struct efi_pxe_mode *mode;
 691 };
 692
 693 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID \
 694         EFI_GUID(0x964e5b22, 0x6459, 0x11d2, \
 695                  0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
 696 #define EFI_FILE_PROTOCOL_REVISION 0x00010000
 697
 698 struct efi_file_handle {
 699         u64 rev;
 700         efi_status_t (EFIAPI *open)(struct efi_file_handle *file,
 701                         struct efi_file_handle **new_handle,
 702                         s16 *file_name, u64 open_mode, u64 attributes);
 703         efi_status_t (EFIAPI *close)(struct efi_file_handle *file);
 704         efi_status_t (EFIAPI *delete)(struct efi_file_handle *file);
 705         efi_status_t (EFIAPI *read)(struct efi_file_handle *file,
 706                         u64 *buffer_size, void *buffer);
 707         efi_status_t (EFIAPI *write)(struct efi_file_handle *file,
 708                         u64 *buffer_size, void *buffer);
 709         efi_status_t (EFIAPI *getpos)(struct efi_file_handle *file,
 710                         u64 *pos);
 711         efi_status_t (EFIAPI *setpos)(struct efi_file_handle *file,
 712                         u64 pos);
 713         efi_status_t (EFIAPI *getinfo)(struct efi_file_handle *file,
 714                         efi_guid_t *info_type, u64 *buffer_size, void *buffer);
 715         efi_status_t (EFIAPI *setinfo)(struct efi_file_handle *file,
 716                         efi_guid_t *info_type, u64 buffer_size, void *buffer);
 717         efi_status_t (EFIAPI *flush)(struct efi_file_handle *file);
 718 };
 719
 720 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID \
 721         EFI_GUID(0x964e5b22, 0x6459, 0x11d2, \
 722                  0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
 723 #define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_REVISION 0x00010000
 724
 725 struct efi_simple_file_system_protocol {
 726         u64 rev;
 727         efi_status_t (EFIAPI *open_volume)(struct efi_simple_file_system_protocol *this,
 728                         struct efi_file_handle **root);
 729 };
 730
 731 #define EFI_FILE_INFO_GUID \
 732         EFI_GUID(0x9576e92, 0x6d3f, 0x11d2, \
 733                  0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
 734
 735 #define EFI_FILE_MODE_READ      0x0000000000000001
 736 #define EFI_FILE_MODE_WRITE     0x0000000000000002
 737 #define EFI_FILE_MODE_CREATE    0x8000000000000000
 738
 739 #define EFI_FILE_READ_ONLY      0x0000000000000001
 740 #define EFI_FILE_HIDDEN         0x0000000000000002
 741 #define EFI_FILE_SYSTEM         0x0000000000000004
 742 #define EFI_FILE_RESERVED       0x0000000000000008
 743 #define EFI_FILE_DIRECTORY      0x0000000000000010
 744 #define EFI_FILE_ARCHIVE        0x0000000000000020
 745 #define EFI_FILE_VALID_ATTR     0x0000000000000037
 746
 747 struct efi_file_info {
 748         u64 size;
 749         u64 file_size;
 750         u64 physical_size;
 751         struct efi_time create_time;
 752         struct efi_time last_access_time;
 753         struct efi_time modification_time;
 754         u64 attribute;
 755         s16 file_name[0];
 756 };
 757
 758 #endif