1/*
2 * (C) Copyright 2016
3 * Cédric Schieli <cschieli@gmail.com>
4 *
5 * SPDX-License-Identifier:	GPL-2.0+
6 */
7
8#include <config.h>
9
10.align 8
11.global fw_dtb
12fw_dtb:
13	.dword 0x0
14
15/*
16 * Routine: save_boot_params (called after reset from start.S)
17 * Description: save ATAG/FDT address provided by the firmware at boot time
18 */
19
20.global save_boot_params
21save_boot_params:
22
23	/* The firmware provided ATAG/FDT address can be found in r2/x0 */
24	adr	x8, fw_dtb
25	str	x0, [x8]
26
27	/* Returns */
28	b	save_boot_params_ret
29