/* SPDX-License-Identifier: GPL-2.0+ */ /* * ARM64 header for proper chain-loading with Little Kernel. * * Little Kernel shipped with Dragonboard820C boots standard Linux images for * ARM64. This file adds header that is required to boot U-Boot properly. * * For details see: * https://www.kernel.org/doc/Documentation/arm64/booting.txt * * (C) Copyright 2015 Mateusz Kulikowski */ #include /* * per document in linux/Doc/arm64/booting.text */ .global _arm64_header _arm64_header: b _start .word 0 .quad CONFIG_TEXT_BASE-PHYS_SDRAM_1 /* Image load offset, LE */ .quad 0 /* Effective size of kernel image, little-endian */ .quad 0 /* kernel flags, little-endian */ .quad 0 /* reserved */ .quad 0 /* reserved */ .quad 0 /* reserved */ .byte 0x41 /* Magic number, "ARM\x64" */ .byte 0x52 .byte 0x4d .byte 0x64 .word 0 /* reserved (used for PE COFF offset) */