1*626f048bSMateusz Kulikowski/* 2*626f048bSMateusz Kulikowski * ARM64 header for proper chain-loading with Little Kernel. 3*626f048bSMateusz Kulikowski * 4*626f048bSMateusz Kulikowski * Little Kernel shipped with Dragonboard410C boots standard Linux images for 5*626f048bSMateusz Kulikowski * ARM64. This file adds header that is required to boot U-Boot properly. 6*626f048bSMateusz Kulikowski * 7*626f048bSMateusz Kulikowski * For details see: 8*626f048bSMateusz Kulikowski * https://www.kernel.org/doc/Documentation/arm64/booting.txt 9*626f048bSMateusz Kulikowski * 10*626f048bSMateusz Kulikowski * (C) Copyright 2015 Mateusz Kulikowski <mateusz.kulikowski@gmail.com> 11*626f048bSMateusz Kulikowski * 12*626f048bSMateusz Kulikowski * SPDX-License-Identifier: GPL-2.0+ 13*626f048bSMateusz Kulikowski */ 14*626f048bSMateusz Kulikowski 15*626f048bSMateusz Kulikowski#include <config.h> 16*626f048bSMateusz Kulikowski 17*626f048bSMateusz Kulikowski.global _arm64_header 18*626f048bSMateusz Kulikowski_arm64_header: 19*626f048bSMateusz Kulikowski b _start 20*626f048bSMateusz Kulikowski .word 0 21*626f048bSMateusz Kulikowski /* Image load offset from start of RAM, little-endian */ 22*626f048bSMateusz Kulikowski .quad CONFIG_SYS_TEXT_BASE-PHYS_SDRAM_1 23*626f048bSMateusz Kulikowski /* Effective size of kernel image, little-endian */ 24*626f048bSMateusz Kulikowski .quad 0 /* 0x60000 - ignored */ 25*626f048bSMateusz Kulikowski /* Informative flags, little-endian */ 26*626f048bSMateusz Kulikowski .quad 0 27*626f048bSMateusz Kulikowski .quad 0 /* reserved */ 28*626f048bSMateusz Kulikowski .quad 0 /* reserved */ 29*626f048bSMateusz Kulikowski .quad 0 /* reserved */ 30*626f048bSMateusz Kulikowski .byte 0x41 /* Magic number, "ARM\x64" */ 31*626f048bSMateusz Kulikowski .byte 0x52 32*626f048bSMateusz Kulikowski .byte 0x4d 33*626f048bSMateusz Kulikowski .byte 0x64 34*626f048bSMateusz Kulikowski .word 0 /* reserved */ 35