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
13 static uint32_t header;
14
rkimage_set_header(void * buf,struct stat * sbuf,int ifd,struct image_tool_params * params)15 static void rkimage_set_header(void *buf, struct stat *sbuf, int ifd,
16 struct image_tool_params *params)
17 {
18 memcpy(buf + RK_SPL_HDR_START, rkcommon_get_spl_hdr(params),
19 RK_SPL_HDR_SIZE);
20
21 if (rkcommon_need_rc4_spl(params))
22 rkcommon_rc4_encode_spl(buf, 4, params->file_size);
23 }
24
rkimage_check_image_type(uint8_t type)25 static int rkimage_check_image_type(uint8_t type)
26 {
27 if (type == IH_TYPE_RKIMAGE)
28 return EXIT_SUCCESS;
29 else
30 return EXIT_FAILURE;
31 }
32
33 /*
34 * rk_image parameters
35 */
36 U_BOOT_IMAGE_TYPE(
37 rkimage,
38 "Rockchip Boot Image support",
39 4,
40 &header,
41 rkcommon_check_params,
42 NULL,
43 NULL,
44 rkimage_set_header,
45 NULL,
46 rkimage_check_image_type,
47 NULL,
48 NULL
49 );
50