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