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/*
* (C) Copyright 2015 Google, Inc
* Written by Simon Glass <sjg@chromium.org>
*
* SPDX-License-Identifier: GPL-2.0+
*
* See README.rockchip for details of the rksd format
*/
#include "imagetool.h"
#include <image.h>
#include <rc4.h>
#include "mkimage.h"
#include "rkcommon.h"
static void rksd_set_header(void *buf, struct stat *sbuf, int ifd,
struct image_tool_params *params)
{
unsigned int size;
int ret;
/*
* We need to calculate this using 'RK_SPL_HDR_START' and not using
* 'tparams->header_size', as the additional byte inserted when
* 'is_boot0' is true counts towards the payload (and not towards the
* header).
*/
size = params->file_size - RK_SPL_HDR_START;
ret = rkcommon_set_header(buf, size, params);
if (ret) {
/* TODO(sjg@chromium.org): This method should return an error */
printf("Warning: SPL image is too large (size %#x) and will "
"not boot\n", size);
}
}
static int rksd_check_image_type(uint8_t type)
{
if (type == IH_TYPE_RKSD)
return EXIT_SUCCESS;
else
return EXIT_FAILURE;
}
static int rksd_vrec_header(struct image_tool_params *params,
struct image_type_params *tparams)
{
/*
* Pad to the RK_BLK_SIZE (512 bytes) to be consistent with init_size
* being encoded in RK_BLK_SIZE units in header0 (see rkcommon.c).
*/
return rkcommon_vrec_header(params, tparams, RK_BLK_SIZE);
}
/*
* rk_sd parameters
*/
U_BOOT_IMAGE_TYPE(
rksd,
"Rockchip SD Boot Image support",
0,
NULL,
rkcommon_check_params,
rkcommon_verify_header,
rkcommon_print_header,
rksd_set_header,
NULL,
rksd_check_image_type,
NULL,
rksd_vrec_header
);
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