eade81a628
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2506 42af7a65-404d-4744-a932-0658087f49c3
106 lines
5.1 KiB
C
Executable File
106 lines
5.1 KiB
C
Executable File
/************************************************************************************
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* configs/ea3131/tools/lpchdr.h
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*
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* Copyright (C) 2010 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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************************************************************************************/
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#ifndef __CONFIGS_EA3131_TOOLS_BINFMT_H
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#define __CONFIGS_EA3131_TOOLS_BINFMT_H
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/************************************************************************************
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* Included Files
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************************************************************************************/
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#include <stdint.h>
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/************************************************************************************
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* Definitions
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************************************************************************************/
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/************************************************************************************
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* Public Types
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************************************************************************************/
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struct lpc313x_header_s
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{
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/* OFFS DESCRIPTION */
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uint32_t vector; /* 0x00 Valid ARM instruction. Usually this will be
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* a branch instruction to entry point of the
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* image. */
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uint32_t magic; /* 0x04 This field is used by boot ROM to detect a
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* valid image header. This field should always
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* be set to 0x41676d69. */
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uint32_t execution_crc32; /* 0x08 CRC32 value of execution part of the image. If
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* the <20>image_type<70> is set to <20>0xA<78>, this field
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* is ignored by boot ROM. */
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uint32_t Reserved0[4]; /* 0x0c-0x18: Should be zero. */
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uint32_t imageType; /* 0x1c Specifies whether CRC check should be done
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* on the image or not:
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* 0xA <20> No CRC check required.
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* 0xB <20> Do CRC32 check on both header and
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* execution part of the image. */
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uint32_t imageLength; /* 0x20 Total image length including header rounded
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* up to the nearest 512 byte boundary. In C
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* language the field can be computed as:
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* imageLength = (Actual length + 511) & ~0x1FF; */
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uint32_t releaseID; /* 0x24 Release or version number of the image. Note,
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* this field is not used by boot ROM but is
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* provided to track the image versions. */
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uint32_t buildTime; /* 0x28 Time (expressed in EPOC time format) at which
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* image is built. Note, this field is not used
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* by boot ROM but is provided to track the image
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* versions. */
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uint32_t sbzBootParameter; /* 0x2c hould be zero. */
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uint32_t cust_reserved[15]; /* 0x30-0x68: Reserved for customer use (60 bytes) */
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uint32_t header_crc32; /* 0x6c CRC32 value of the header (bytes 0x00 to 0x6C
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* of the image). If the <20>image_type<70> is set
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* to <20>0xA<78>, this field is ignored by boot ROM. */
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uint32_t Reserved1[4]; /* 0x70-0x7c: Should be zero. */
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/* 0x80 Start of program code (128Kb max). The final
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* image has to be padded to the nearest 512
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* byte boundary */
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};
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/************************************************************************************
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* Public data
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************************************************************************************/
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/************************************************************************************
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* Public Functions
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************************************************************************************/
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extern uint32_t crc32part(const uint8_t *src, size_t len, uint32_t crc32val);
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extern uint32_t crc32(const uint8_t *src, size_t len);
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#endif /* __CONFIGS_EA3131_TOOLS_BINFMT_H */
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