| /* |
| * Extensible Firmware Interface |
| * Based on 'Extensible Firmware Interface Specification' version 0.9, |
| * April 30, 1999 |
| * |
| * Copyright (C) 1999 VA Linux Systems |
| * Copyright (C) 1999 Walt Drummond <drummond@valinux.com> |
| * Copyright (C) 1999, 2002-2003 Hewlett-Packard Co. |
| * David Mosberger-Tang <davidm@hpl.hp.com> |
| * Stephane Eranian <eranian@hpl.hp.com> |
| * |
| * From include/linux/efi.h in kernel 4.1 with some additions/subtractions |
| */ |
| |
| #ifndef _EFI_API_H |
| #define _EFI_API_H |
| |
| #include <efi.h> |
| |
| /* EFI Boot Services table */ |
| struct efi_boot_services { |
| struct efi_table_hdr hdr; |
| void *raise_tpl; |
| void *restore_tpl; |
| |
| efi_status_t (EFIAPI *allocate_pages)(int, int, unsigned long, |
| efi_physical_addr_t *); |
| efi_status_t (EFIAPI *free_pages)(efi_physical_addr_t, unsigned long); |
| efi_status_t (EFIAPI *get_memory_map)(unsigned long *memory_map_size, |
| struct efi_mem_desc *desc, unsigned long *key, |
| unsigned long *desc_size, u32 *desc_version); |
| efi_status_t (EFIAPI *allocate_pool)(int, unsigned long, void **); |
| efi_status_t (EFIAPI *free_pool)(void *); |
| |
| void *create_event; |
| void *set_timer; |
| efi_status_t(EFIAPI *wait_for_event)(unsigned long number_of_events, |
| void *event, unsigned long *index); |
| void *signal_event; |
| void *close_event; |
| void *check_event; |
| |
| void *install_protocol_interface; |
| void *reinstall_protocol_interface; |
| void *uninstall_protocol_interface; |
| efi_status_t (EFIAPI *handle_protocol)(efi_handle_t, efi_guid_t *, |
| void **); |
| void *reserved; |
| void *register_protocol_notify; |
| efi_status_t (EFIAPI *locate_handle)( |
| enum efi_locate_search_type search_type, |
| efi_guid_t *protocol, void *search_key, |
| unsigned long *buffer_size, efi_handle_t *buffer); |
| efi_status_t (EFIAPI *locate_device_path)(efi_guid_t *protocol, |
| struct efi_device_path **device_path, |
| efi_handle_t *device); |
| void *install_configuration_table; |
| |
| efi_status_t (EFIAPI *load_image)(bool boot_policiy, |
| efi_handle_t parent_image, |
| struct efi_device_path *file_path, void *source_buffer, |
| unsigned long source_size, efi_handle_t *image); |
| efi_status_t (EFIAPI *start_image)(efi_handle_t handle, |
| unsigned long *exitdata_size, |
| s16 **exitdata); |
| efi_status_t (EFIAPI *exit)(efi_handle_t handle, |
| efi_status_t exit_status, |
| unsigned long exitdata_size, s16 *exitdata); |
| void *unload_image; |
| efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t, unsigned long); |
| |
| efi_status_t (EFIAPI *get_next_monotonic_count)(u64 *count); |
| efi_status_t (EFIAPI *stall)(unsigned long usecs); |
| void *set_watchdog_timer; |
| efi_status_t(EFIAPI *connect_controller)(efi_handle_t controller_handle, |
| efi_handle_t *driver_image_handle, |
| struct efi_device_path *remaining_device_path, |
| bool recursive); |
| void *disconnect_controller; |
| #define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL 0x00000001 |
| #define EFI_OPEN_PROTOCOL_GET_PROTOCOL 0x00000002 |
| #define EFI_OPEN_PROTOCOL_TEST_PROTOCOL 0x00000004 |
| #define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008 |
| #define EFI_OPEN_PROTOCOL_BY_DRIVER 0x00000010 |
| #define EFI_OPEN_PROTOCOL_EXCLUSIVE 0x00000020 |
| efi_status_t (EFIAPI *open_protocol)(efi_handle_t handle, |
| efi_guid_t *protocol, void **interface, |
| efi_handle_t agent_handle, |
| efi_handle_t controller_handle, u32 attributes); |
| void *close_protocol; |
| efi_status_t(EFIAPI *open_protocol_information)(efi_handle_t handle, |
| efi_guid_t *protocol, |
| struct efi_open_protocol_info_entry **entry_buffer, |
| unsigned long *entry_count); |
| efi_status_t (EFIAPI *protocols_per_handle)(efi_handle_t handle, |
| efi_guid_t ***protocol_buffer, |
| unsigned long *protocols_buffer_count); |
| efi_status_t (EFIAPI *locate_handle_buffer) ( |
| enum efi_locate_search_type search_type, |
| efi_guid_t *protocol, void *search_key, |
| unsigned long *no_handles, efi_handle_t **buffer); |
| void *locate_protocol; |
| void *install_multiple_protocol_interfaces; |
| void *uninstall_multiple_protocol_interfaces; |
| void *calculate_crc32; |
| void *copy_mem; |
| void *set_mem; |
| void *create_event_ex; |
| }; |
| |
| /* Types and defines for EFI ResetSystem */ |
| enum efi_reset_type { |
| EFI_RESET_COLD = 0, |
| EFI_RESET_WARM = 1, |
| EFI_RESET_SHUTDOWN = 2 |
| }; |
| |
| /* EFI Runtime Services table */ |
| #define EFI_RUNTIME_SERVICES_SIGNATURE 0x5652453544e5552ULL |
| #define EFI_RUNTIME_SERVICES_REVISION 0x00010000 |
| |
| struct efi_runtime_services { |
| struct efi_table_hdr hdr; |
| void *get_time; |
| void *set_time; |
| void *get_wakeup_time; |
| void *set_wakeup_time; |
| void *set_virtual_address_map; |
| void *convert_pointer; |
| efi_status_t (EFIAPI *get_variable)(s16 *variable_name, |
| efi_guid_t *vendor, u32 *attributes, |
| unsigned long *data_size, void *data); |
| efi_status_t (EFIAPI *get_next_variable)( |
| unsigned long *variable_name_size, |
| s16 *variable_name, efi_guid_t *vendor); |
| efi_status_t (EFIAPI *set_variable)(s16 *variable_name, |
| efi_guid_t *vendor, u32 attributes, |
| unsigned long data_size, void *data); |
| void *get_next_high_mono_count; |
| void (EFIAPI *reset_system)(enum efi_reset_type reset_type, |
| efi_status_t reset_status, |
| unsigned long data_size, void *reset_data); |
| void *update_capsule; |
| void *query_capsule_caps; |
| void *query_variable_info; |
| }; |
| |
| /* EFI Configuration Table and GUID definitions */ |
| #define NULL_GUID \ |
| EFI_GUID(0x00000000, 0x0000, 0x0000, 0x00, 0x00, \ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00) |
| |
| #define LOADED_IMAGE_PROTOCOL_GUID \ |
| EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, 0x8e, 0x3f, \ |
| 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b) |
| |
| struct efi_system_table { |
| struct efi_table_hdr hdr; |
| unsigned long fw_vendor; /* physical addr of wchar_t vendor string */ |
| u32 fw_revision; |
| unsigned long con_in_handle; |
| struct efi_simple_input_interface *con_in; |
| unsigned long con_out_handle; |
| struct efi_simple_text_output_protocol *con_out; |
| unsigned long stderr_handle; |
| unsigned long std_err; |
| struct efi_runtime_services *runtime; |
| struct efi_boot_services *boottime; |
| unsigned long nr_tables; |
| unsigned long tables; |
| }; |
| |
| struct efi_loaded_image { |
| u32 revision; |
| void *parent_handle; |
| struct efi_system_table *system_table; |
| void *device_handle; |
| void *file_path; |
| void *reserved; |
| u32 load_options_size; |
| void *load_options; |
| void *image_base; |
| aligned_u64 image_size; |
| unsigned int image_code_type; |
| unsigned int image_data_type; |
| unsigned long unload; |
| }; |
| |
| struct efi_device_path { |
| u8 type; |
| u8 sub_type; |
| u16 length; |
| }; |
| |
| struct simple_text_output_mode { |
| s32 max_mode; |
| s32 mode; |
| s32 attribute; |
| s32 cursor_column; |
| s32 cursor_row; |
| bool cursor_visible; |
| }; |
| |
| struct efi_simple_text_output_protocol { |
| void *reset; |
| efi_status_t (EFIAPI *output_string)( |
| struct efi_simple_text_output_protocol *this, |
| const unsigned short *str); |
| void *test_string; |
| |
| efi_status_t(EFIAPI *query_mode)( |
| struct efi_simple_text_output_protocol *this, |
| unsigned long mode_number, unsigned long *columns, |
| unsigned long *rows); |
| efi_status_t(EFIAPI *set_mode)( |
| struct efi_simple_text_output_protocol *this, |
| unsigned long mode_number); |
| efi_status_t(EFIAPI *set_attribute)( |
| struct efi_simple_text_output_protocol *this, |
| unsigned long attribute); |
| efi_status_t(EFIAPI *clear_screen) ( |
| struct efi_simple_text_output_protocol *this); |
| efi_status_t(EFIAPI *set_cursor_position) ( |
| struct efi_simple_text_output_protocol *this, |
| unsigned long column, unsigned long row); |
| efi_status_t(EFIAPI *enable_cursor)(void *, bool enable); |
| struct simple_text_output_mode *mode; |
| }; |
| |
| struct efi_input_key { |
| u16 scan_code; |
| s16 unicode_char; |
| }; |
| |
| struct efi_simple_input_interface { |
| efi_status_t(EFIAPI *reset)(struct efi_simple_input_interface *this, |
| bool ExtendedVerification); |
| efi_status_t(EFIAPI *read_key_stroke)( |
| struct efi_simple_input_interface *this, |
| struct efi_input_key *key); |
| void *wait_for_key; |
| }; |
| |
| #endif |