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It will be used to properly detect and report UEFI Secure Boot status to the x86 Linux kernel. The functionality will be added by subsequent patches. Signed-off-by: Ignat Korchagin <ignat@cloudflare.com> Signed-off-by: Daniel Kiper <daniel.kiper@oracle.com> Signed-off-by: Marco A Benatto <mbenatto@redhat.com> Signed-off-by: Javier Martinez Canillas <javierm@redhat.com> Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
128 lines
5.1 KiB
C
128 lines
5.1 KiB
C
/* efi.h - declare variables and functions for EFI support */
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/*
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* GRUB -- 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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* GRUB 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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* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GRUB_EFI_EFI_HEADER
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#define GRUB_EFI_EFI_HEADER 1
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#include <grub/types.h>
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#include <grub/dl.h>
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#include <grub/efi/api.h>
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/* Functions. */
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void *EXPORT_FUNC(grub_efi_locate_protocol) (grub_efi_guid_t *protocol,
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void *registration);
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grub_efi_handle_t *
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EXPORT_FUNC(grub_efi_locate_handle) (grub_efi_locate_search_type_t search_type,
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grub_efi_guid_t *protocol,
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void *search_key,
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grub_efi_uintn_t *num_handles);
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void *EXPORT_FUNC(grub_efi_open_protocol) (grub_efi_handle_t handle,
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grub_efi_guid_t *protocol,
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grub_efi_uint32_t attributes);
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int EXPORT_FUNC(grub_efi_set_text_mode) (int on);
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void EXPORT_FUNC(grub_efi_stall) (grub_efi_uintn_t microseconds);
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void *
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EXPORT_FUNC(grub_efi_allocate_pages_real) (grub_efi_physical_address_t address,
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grub_efi_uintn_t pages,
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grub_efi_allocate_type_t alloctype,
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grub_efi_memory_type_t memtype);
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void *
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EXPORT_FUNC(grub_efi_allocate_fixed) (grub_efi_physical_address_t address,
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grub_efi_uintn_t pages);
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void *
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EXPORT_FUNC(grub_efi_allocate_any_pages) (grub_efi_uintn_t pages);
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void EXPORT_FUNC(grub_efi_free_pages) (grub_efi_physical_address_t address,
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grub_efi_uintn_t pages);
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grub_efi_uintn_t EXPORT_FUNC(grub_efi_find_mmap_size) (void);
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int
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EXPORT_FUNC(grub_efi_get_memory_map) (grub_efi_uintn_t *memory_map_size,
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grub_efi_memory_descriptor_t *memory_map,
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grub_efi_uintn_t *map_key,
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grub_efi_uintn_t *descriptor_size,
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grub_efi_uint32_t *descriptor_version);
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void grub_efi_memory_fini (void);
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grub_efi_loaded_image_t *EXPORT_FUNC(grub_efi_get_loaded_image) (grub_efi_handle_t image_handle);
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void EXPORT_FUNC(grub_efi_print_device_path) (grub_efi_device_path_t *dp);
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char *EXPORT_FUNC(grub_efi_get_filename) (grub_efi_device_path_t *dp);
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grub_efi_device_path_t *
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EXPORT_FUNC(grub_efi_get_device_path) (grub_efi_handle_t handle);
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grub_efi_device_path_t *
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EXPORT_FUNC(grub_efi_find_last_device_path) (const grub_efi_device_path_t *dp);
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grub_efi_device_path_t *
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EXPORT_FUNC(grub_efi_duplicate_device_path) (const grub_efi_device_path_t *dp);
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grub_err_t EXPORT_FUNC (grub_efi_finish_boot_services) (grub_efi_uintn_t *outbuf_size, void *outbuf,
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grub_efi_uintn_t *map_key,
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grub_efi_uintn_t *efi_desc_size,
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grub_efi_uint32_t *efi_desc_version);
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grub_err_t EXPORT_FUNC (grub_efi_set_virtual_address_map) (grub_efi_uintn_t memory_map_size,
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grub_efi_uintn_t descriptor_size,
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grub_efi_uint32_t descriptor_version,
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grub_efi_memory_descriptor_t *virtual_map);
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grub_efi_status_t EXPORT_FUNC (grub_efi_get_variable_with_attributes) (const char *variable,
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const grub_efi_guid_t *guid,
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grub_size_t *datasize_out,
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void **data_out,
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grub_efi_uint32_t *attributes);
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grub_efi_status_t EXPORT_FUNC (grub_efi_get_variable) (const char *variable,
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const grub_efi_guid_t *guid,
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grub_size_t *datasize_out,
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void **data_out);
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grub_err_t
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EXPORT_FUNC (grub_efi_set_variable) (const char *var,
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const grub_efi_guid_t *guid,
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void *data,
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grub_size_t datasize);
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int
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EXPORT_FUNC (grub_efi_compare_device_paths) (const grub_efi_device_path_t *dp1,
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const grub_efi_device_path_t *dp2);
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extern void (*EXPORT_VAR(grub_efi_net_config)) (grub_efi_handle_t hnd,
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char **device,
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char **path);
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#if defined(__arm__) || defined(__aarch64__) || defined(__riscv)
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void *EXPORT_FUNC(grub_efi_get_firmware_fdt)(void);
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grub_err_t EXPORT_FUNC(grub_efi_get_ram_base)(grub_addr_t *);
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#include <grub/cpu/linux.h>
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grub_err_t grub_arch_efi_linux_check_image(struct linux_arch_kernel_header *lh);
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grub_err_t grub_arch_efi_linux_boot_image(grub_addr_t addr, grub_size_t size,
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char *args);
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#endif
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grub_addr_t grub_efi_modules_addr (void);
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void grub_efi_mm_init (void);
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void grub_efi_mm_fini (void);
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void grub_efi_init (void);
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void grub_efi_fini (void);
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void grub_efi_set_prefix (void);
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/* Variables. */
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extern grub_efi_system_table_t *EXPORT_VAR(grub_efi_system_table);
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extern grub_efi_handle_t EXPORT_VAR(grub_efi_image_handle);
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extern int EXPORT_VAR(grub_efi_is_finished);
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struct grub_net_card;
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grub_efi_handle_t
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grub_efinet_get_device_handle (struct grub_net_card *card);
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#endif /* ! GRUB_EFI_EFI_HEADER */
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