197 lines
8.2 KiB
C
197 lines
8.2 KiB
C
/* efi.h - declare variables and functions for EFI support */
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/*
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* VAS_EBOOT -- GRand Unified Bootloader
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* Copyright (C) 2006,2007,2008,2009 Free Software Foundation, Inc.
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*
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* VAS_EBOOT is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* VAS_EBOOT is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with VAS_EBOOT. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef VAS_EBOOT_EFI_EFI_HEADER
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#define VAS_EBOOT_EFI_EFI_HEADER 1
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#include <VasEBoot/types.h>
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#include <VasEBoot/dl.h>
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#include <VasEBoot/efi/api.h>
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#include <VasEBoot/efi/pe32.h>
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#define VAS_EBOOT_LINUX_ARM_MAGIC_SIGNATURE 0x016f2818
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struct linux_arch_kernel_header {
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VasEBoot_uint32_t code0;
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VasEBoot_uint32_t code1;
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VasEBoot_uint64_t reserved[6];
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VasEBoot_uint32_t magic;
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VasEBoot_uint32_t hdr_offset; /* Offset of PE/COFF header. */
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struct VasEBoot_pe_image_header pe_image_header;
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};
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/* Functions. */
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void *EXPORT_FUNC(VasEBoot_efi_locate_protocol) (VasEBoot_guid_t *protocol,
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void *registration);
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VasEBoot_efi_handle_t *
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EXPORT_FUNC(VasEBoot_efi_locate_handle) (VasEBoot_efi_locate_search_type_t search_type,
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VasEBoot_guid_t *protocol,
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void *search_key,
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VasEBoot_efi_uintn_t *num_handles);
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void *EXPORT_FUNC(VasEBoot_efi_open_protocol) (VasEBoot_efi_handle_t handle,
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VasEBoot_guid_t *protocol,
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VasEBoot_efi_uint32_t attributes);
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VasEBoot_efi_status_t
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EXPORT_FUNC(VasEBoot_efi_close_protocol) (VasEBoot_efi_handle_t handle, VasEBoot_guid_t *protocol);
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int EXPORT_FUNC(VasEBoot_efi_set_text_mode) (int on);
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void EXPORT_FUNC(VasEBoot_efi_stall) (VasEBoot_efi_uintn_t microseconds);
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void *
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EXPORT_FUNC(VasEBoot_efi_allocate_pages_real) (VasEBoot_efi_physical_address_t address,
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VasEBoot_efi_uintn_t pages,
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VasEBoot_efi_allocate_type_t alloctype,
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VasEBoot_efi_memory_type_t memtype);
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void *
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EXPORT_FUNC(VasEBoot_efi_allocate_fixed) (VasEBoot_efi_physical_address_t address,
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VasEBoot_efi_uintn_t pages);
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void *
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EXPORT_FUNC(VasEBoot_efi_allocate_any_pages) (VasEBoot_efi_uintn_t pages);
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void EXPORT_FUNC(VasEBoot_efi_free_pages) (VasEBoot_efi_physical_address_t address,
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VasEBoot_efi_uintn_t pages);
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VasEBoot_efi_uintn_t EXPORT_FUNC(VasEBoot_efi_find_mmap_size) (void);
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int
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EXPORT_FUNC(VasEBoot_efi_get_memory_map) (VasEBoot_efi_uintn_t *memory_map_size,
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VasEBoot_efi_memory_descriptor_t *memory_map,
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VasEBoot_efi_uintn_t *map_key,
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VasEBoot_efi_uintn_t *descriptor_size,
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VasEBoot_efi_uint32_t *descriptor_version);
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void VasEBoot_efi_memory_fini (void);
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VasEBoot_efi_loaded_image_t *EXPORT_FUNC(VasEBoot_efi_get_loaded_image) (VasEBoot_efi_handle_t image_handle);
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void EXPORT_FUNC(VasEBoot_efi_print_device_path) (VasEBoot_efi_device_path_t *dp);
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char *EXPORT_FUNC(VasEBoot_efi_get_filename) (VasEBoot_efi_device_path_t *dp);
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VasEBoot_efi_device_path_t *
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EXPORT_FUNC(VasEBoot_efi_get_device_path) (VasEBoot_efi_handle_t handle);
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VasEBoot_efi_device_path_t *
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EXPORT_FUNC(VasEBoot_efi_find_last_device_path) (const VasEBoot_efi_device_path_t *dp);
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VasEBoot_efi_device_path_t *
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EXPORT_FUNC(VasEBoot_efi_duplicate_device_path) (const VasEBoot_efi_device_path_t *dp);
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VasEBoot_err_t EXPORT_FUNC (VasEBoot_efi_finish_boot_services) (VasEBoot_efi_uintn_t *outbuf_size, void *outbuf,
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VasEBoot_efi_uintn_t *map_key,
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VasEBoot_efi_uintn_t *efi_desc_size,
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VasEBoot_efi_uint32_t *efi_desc_version);
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VasEBoot_err_t EXPORT_FUNC (VasEBoot_efi_set_virtual_address_map) (VasEBoot_efi_uintn_t memory_map_size,
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VasEBoot_efi_uintn_t descriptor_size,
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VasEBoot_efi_uint32_t descriptor_version,
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VasEBoot_efi_memory_descriptor_t *virtual_map);
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VasEBoot_efi_status_t EXPORT_FUNC (VasEBoot_efi_get_variable_with_attributes) (const char *variable,
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const VasEBoot_guid_t *guid,
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VasEBoot_size_t *datasize_out,
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void **data_out,
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VasEBoot_efi_uint32_t *attributes);
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VasEBoot_efi_status_t EXPORT_FUNC (VasEBoot_efi_get_variable) (const char *variable,
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const VasEBoot_guid_t *guid,
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VasEBoot_size_t *datasize_out,
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void **data_out);
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VasEBoot_err_t
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EXPORT_FUNC (VasEBoot_efi_set_variable_with_attributes) (const char *var,
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const VasEBoot_guid_t *guid,
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void *data,
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VasEBoot_size_t datasize,
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VasEBoot_efi_uint32_t attributes);
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VasEBoot_err_t
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EXPORT_FUNC (VasEBoot_efi_set_variable) (const char *var,
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const VasEBoot_guid_t *guid,
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void *data,
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VasEBoot_size_t datasize);
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VasEBoot_err_t
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EXPORT_FUNC (VasEBoot_efi_set_variable_to_string) (const char *name, const VasEBoot_guid_t *guid,
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const char *value, VasEBoot_efi_uint32_t attributes);
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int
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EXPORT_FUNC (VasEBoot_efi_compare_device_paths) (const VasEBoot_efi_device_path_t *dp1,
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const VasEBoot_efi_device_path_t *dp2);
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extern void (*EXPORT_VAR(VasEBoot_efi_net_config)) (VasEBoot_efi_handle_t hnd,
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char **device,
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char **path);
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void *
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EXPORT_FUNC (VasEBoot_efi_find_configuration_table) (const VasEBoot_guid_t *target_guid);
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#if defined(__arm__) || defined(__aarch64__) || defined(__riscv) || defined(__loongarch__)
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void *EXPORT_FUNC(VasEBoot_efi_get_firmware_fdt)(void);
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VasEBoot_err_t EXPORT_FUNC(VasEBoot_efi_get_ram_base)(VasEBoot_addr_t *);
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#endif
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#include <VasEBoot/file.h>
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VasEBoot_err_t VasEBoot_arch_efi_linux_load_image_header(VasEBoot_file_t file,
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struct linux_arch_kernel_header *lh);
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VasEBoot_err_t VasEBoot_arch_efi_linux_boot_image(VasEBoot_addr_t addr, VasEBoot_size_t size,
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char *args);
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VasEBoot_efi_status_t
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EXPORT_FUNC (VasEBoot_efi_load_image) (VasEBoot_efi_boolean_t boot_policy,
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VasEBoot_efi_handle_t parent_image_handle,
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VasEBoot_efi_device_path_t *file_path,
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void *source_buffer, VasEBoot_efi_uintn_t source_size,
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VasEBoot_efi_handle_t *image_handle);
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VasEBoot_efi_status_t
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EXPORT_FUNC (VasEBoot_efi_start_image) (VasEBoot_efi_handle_t image_handle,
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VasEBoot_efi_uintn_t *exit_data_size,
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VasEBoot_efi_char16_t **exit_data);
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VasEBoot_efi_status_t
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EXPORT_FUNC (VasEBoot_efi_unload_image) (VasEBoot_efi_handle_t image_handle);
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typedef struct VasEBoot_efi_loader
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{
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VasEBoot_efi_status_t (__VasEBoot_efi_api *load_image) (VasEBoot_efi_boolean_t boot_policy,
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VasEBoot_efi_handle_t parent_image_handle,
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VasEBoot_efi_device_path_t *file_path,
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void *source_buffer,
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VasEBoot_efi_uintn_t source_size,
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VasEBoot_efi_handle_t *image_handle);
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VasEBoot_efi_status_t (__VasEBoot_efi_api *start_image) (VasEBoot_efi_handle_t image_handle,
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VasEBoot_efi_uintn_t *exit_data_size,
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VasEBoot_efi_char16_t **exit_data);
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VasEBoot_efi_status_t (__VasEBoot_efi_api *exit) (VasEBoot_efi_handle_t image_handle,
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VasEBoot_efi_status_t exit_status,
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VasEBoot_efi_uintn_t exit_data_size,
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VasEBoot_efi_char16_t *exit_data);
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VasEBoot_efi_status_t (__VasEBoot_efi_api *unload_image) (VasEBoot_efi_handle_t image_handle);
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} VasEBoot_efi_loader_t;
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VasEBoot_err_t
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EXPORT_FUNC (VasEBoot_efi_register_loader) (const VasEBoot_efi_loader_t *loader);
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VasEBoot_err_t
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EXPORT_FUNC (VasEBoot_efi_unregister_loader) (const VasEBoot_efi_loader_t *loader);
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VasEBoot_addr_t VasEBoot_efi_section_addr (const char *section);
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void VasEBoot_efi_mm_init (void);
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void VasEBoot_efi_mm_fini (void);
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void VasEBoot_efi_init (void);
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void VasEBoot_efi_fini (void);
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void VasEBoot_efi_set_prefix (void);
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/* Variables. */
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extern VasEBoot_efi_system_table_t *EXPORT_VAR(VasEBoot_efi_system_table);
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extern VasEBoot_efi_handle_t EXPORT_VAR(VasEBoot_efi_image_handle);
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extern int EXPORT_VAR(VasEBoot_efi_is_finished);
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struct VasEBoot_net_card;
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VasEBoot_efi_handle_t
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VasEBoot_efinet_get_device_handle (struct VasEBoot_net_card *card);
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#endif /* ! VAS_EBOOT_EFI_EFI_HEADER */
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