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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>
29 lines
656 B
C
29 lines
656 B
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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#ifndef _RKCOMMON_H
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#define _RKCOMMON_H
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enum {
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RK_BLK_SIZE = 512,
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RK_CODE1_OFFSET = 4,
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RK_MAX_CODE1_SIZE = 32 << 10,
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};
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/**
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* rkcommon_set_header() - set up the header for a Rockchip boot image
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*
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* This sets up a 2KB header which can be interpreted by the Rockchip boot ROM.
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*
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* @buf: Pointer to header place (must be at least 2KB in size)
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* @file_size: Size of the file we want the boot ROM to load, in bytes
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* @return 0 if OK, -ENOSPC if too large
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*/
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int rkcommon_set_header(void *buf, uint file_size);
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#endif
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