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147 lines
3.7 KiB
C
147 lines
3.7 KiB
C
/**HEADER********************************************************************
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*
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* Copyright (c) 2008 Freescale Semiconductor;
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* All Rights Reserved
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*
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* Copyright (c) 2004-2008 Embedded Access Inc.;
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* All Rights Reserved
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*
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* Copyright (c) 1989-2008 ARC International;
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* All Rights Reserved
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*
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***************************************************************************
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*
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* THIS SOFTWARE IS PROVIDED BY FREESCALE "AS IS" AND ANY EXPRESSED OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL FREESCALE OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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**************************************************************************
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*
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* $FileName: binfile.c$
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* $Version : 3.0.3.0$
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* $Date : Nov-21-2008$
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*
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* Comments:
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*
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* This file contains the binary file decoder for the
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* Exec function of the RTCS Communication Library.
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*
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*END************************************************************************/
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#include <rtcs.h>
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/* The binary file decoder information to pass to RTCS_load() */
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uint_32 BIN_start (pointer ff_data);
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uint_32 BIN_decode (uint_32 size, uchar_ptr data);
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uint_32 BIN_eod (void);
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void BIN_exec (void);
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static FF_CALL_STRUCT ff_bin = {
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BIN_start,
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BIN_decode,
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BIN_eod,
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BIN_exec
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};
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const FF_CALL_STRUCT_PTR FF_BIN = &ff_bin;
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/* Binary file decoder state information */
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static uchar_ptr download_address;
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static uchar_ptr execute_address;
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/*FUNCTION*-------------------------------------------------------------
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*
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* Function Name : BIN_start
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* Returned Value : error code
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* Comments : Routine to begin loading a binary file.
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*
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*END*-----------------------------------------------------------------*/
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uint_32 BIN_start
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(
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pointer ff_data
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)
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{ /* Body */
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download_address = ((BINFILE_DATA_STRUCT_PTR)ff_data)->DOWNLOAD_ADDR;
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execute_address = ((BINFILE_DATA_STRUCT_PTR)ff_data)->EXEC_ADDR;
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return RTCS_OK;
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} /* Endbody */
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/*FUNCTION*-------------------------------------------------------------
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*
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* Function Name : BIN_decode
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* Returned Value : status
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* Comments : Copy the transferred bytes to the target.
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*
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*END*-----------------------------------------------------------------*/
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uint_32 BIN_decode
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(
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uint_32 size,
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/* [IN] number of bytes to decode */
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uchar_ptr data
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/* [IN] bytes to decode */
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)
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{ /* Body */
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_mem_copy(data, download_address, size);
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download_address += size;
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return RTCS_OK;
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} /* Endbody */
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/*FUNCTION*-------------------------------------------------------------
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*
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* Function Name : BIN_eod
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* Returned Value : error code
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* Comments : Routine to end decoding.
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*
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*END*-----------------------------------------------------------------*/
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uint_32 BIN_eod
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(
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void
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)
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{ /* Body */
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return RTCS_OK;
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} /* Endbody */
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/*FUNCTION*-------------------------------------------------------------
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*
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* Function Name : BIN_exec
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* Returned Value : none
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* Comments : Routine to execute a decoded binary file.
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*
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*END*-----------------------------------------------------------------*/
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void BIN_exec
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(
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void
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)
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{ /* Body */
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(*(void(_CODE_PTR_)(void))(uint_32)execute_address)();
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} /* Endbody */
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/* EOF */
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