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"Das U-Boot" Source Tree
1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright (c) 2020, Linaro Limited
4 */
5
6#if !defined _EFI_LOAD_INITRD_H_
7#define _EFI_LOAD_INITRD_H_
8
9#include <efi.h>
10#include <efi_api.h>
11
12/*
13 * Vendor GUID used by Linux to identify the handle with the
14 * EFI_LOAD_FILE2_PROTOCOL and load an initial ramdisk.
15 */
16#define EFI_INITRD_MEDIA_GUID \
17 EFI_GUID(0x5568e427, 0x68fc, 0x4f3d, \
18 0xac, 0x74, 0xca, 0x55, 0x52, 0x31, 0xcc, 0x68)
19extern const efi_guid_t efi_lf2_initrd_guid;
20
21/**
22 * struct efi_lo_dp_prefix - separator device path used in load options
23 *
24 * We use vendor media device nodes in UEFI load options to separate
25 * the binary, initrd, and fdt device-paths. This structure contains
26 * the vendor media device node and an end node.
27 *
28 * @vendor: vendor media device node
29 * @end: end node
30 */
31struct efi_lo_dp_prefix {
32 struct efi_device_path_vendor vendor;
33 struct efi_device_path end;
34} __packed;
35
36#endif