1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * (C) Copyright 2015 Google, Inc
4 * Written by Simon Glass <sjg@chromium.org>
5 *
6 * See README.rockchip for details of the rkimage format
7 */
8
9#include "imagetool.h"
10#include <image.h>
11#include "rkcommon.h"
12
13static uint32_t header;
14
15static void rkimage_set_header(void *buf, struct stat *sbuf, int ifd,
16			       struct image_tool_params *params)
17{
18	memcpy(buf, rkcommon_get_spl_hdr(params), RK_SPL_HDR_SIZE);
19
20	if (rkcommon_need_rc4_spl(params))
21		rkcommon_rc4_encode_spl(buf, 0, params->file_size);
22}
23
24static int rkimage_check_image_type(uint8_t type)
25{
26	if (type == IH_TYPE_RKIMAGE)
27		return EXIT_SUCCESS;
28	else
29		return EXIT_FAILURE;
30}
31
32/*
33 * rk_image parameters
34 */
35U_BOOT_IMAGE_TYPE(
36	rkimage,
37	"Rockchip Boot Image support",
38	0,
39	&header,
40	rkcommon_check_params,
41	NULL,
42	NULL,
43	rkimage_set_header,
44	NULL,
45	rkimage_check_image_type,
46	NULL,
47	NULL
48);
49