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a131c1f442
Rockchip SoCs require certain formats for code that they execute, The simplest format is a 4-byte header at the start of a binary file. Add support for this so that we can create images that the boot ROM understands. Signed-off-by: Simon Glass <sjg@chromium.org>
65 lines
1.1 KiB
C
65 lines
1.1 KiB
C
/*
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* (C) Copyright 2015 Google, Inc
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* Written by Simon Glass <sjg@chromium.org>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*
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* See README.rockchip for details of the rkimage format
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*/
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#include "imagetool.h"
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#include <image.h>
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static uint32_t header;
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static int rkimage_check_params(struct image_tool_params *params)
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{
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return 0;
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}
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static int rkimage_verify_header(unsigned char *buf, int size,
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struct image_tool_params *params)
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{
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return 0;
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}
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static void rkimage_print_header(const void *buf)
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{
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}
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static void rkimage_set_header(void *buf, struct stat *sbuf, int ifd,
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struct image_tool_params *params)
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{
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memcpy(buf, "RK32", 4);
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}
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static int rkimage_extract_subimage(void *buf, struct image_tool_params *params)
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{
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return 0;
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}
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static int rkimage_check_image_type(uint8_t type)
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{
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if (type == IH_TYPE_RKIMAGE)
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return EXIT_SUCCESS;
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else
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return EXIT_FAILURE;
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}
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/*
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* rk_image parameters
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*/
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U_BOOT_IMAGE_TYPE(
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rkimage,
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"Rockchip Boot Image support",
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4,
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&header,
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rkimage_check_params,
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rkimage_verify_header,
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rkimage_print_header,
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rkimage_set_header,
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rkimage_extract_subimage,
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rkimage_check_image_type,
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NULL,
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NULL
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);
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