sdram.h
Author: cmaier@cmassoc.net

    /*====================================================================*
     *
     *   Copyright (c) 2013 Qualcomm Atheros, Inc.
     *
     *   All rights reserved.
     *
     *   Redistribution and use in source and binary forms, with or
     *   without modification, are permitted (subject to the limitations
     *   in the disclaimer below) provided that the following conditions
     *   are met:
     *
     *   * Redistributions of source code must retain the above copyright
     *     notice, this list of conditions and the following disclaimer.
     *
     *   * Redistributions in binary form must reproduce the above
     *     copyright notice, this list of conditions and the following
     *     disclaimer in the documentation and/or other materials
     *     provided with the distribution.
     *
     *   * Neither the name of Qualcomm Atheros nor the names of
     *     its contributors may be used to endorse or promote products
     *     derived from this software without specific prior written
     *     permission.
     *
     *   NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
     *   GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE
     *   COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
     *   IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     *   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     *   PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
     *   OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     *   NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     *   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     *   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     *   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     *   OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     *
     *--------------------------------------------------------------------*/

    /*====================================================================*
     *
     *   sdram.h - SDRAM definitions and declarations;
     *
     *   the first section if an NVM file contains SDRAM parameters used
     *   by the bootloader;
     *
     *.  Qualcomm Atheros HomePlug AV Powerline Toolkit;
     *:  Copyright (c) 2006-2010 by Intellon Corporation; ALL RIGHTS RESERVED;
     *;  For demonstration and evaluation only; Not for production use.
     *
     *   Contributor(s):
     *      Charles Maier <cmaier@qca.qualcomm.com>
     *
     *--------------------------------------------------------------------*/

    #ifndef SDRAM_HEADER
    #define SDRAM_HEADER

    /*====================================================================*
     *   system header files;
     *--------------------------------------------------------------------*/

    #include <stdint.h>

    /*====================================================================*
     *   custom header files;
     *--------------------------------------------------------------------*/

    #include "../tools/types.h"
    #include "../tools/flags.h"

    /*====================================================================*
     *   constants;
     *--------------------------------------------------------------------*/

    #define SDRAM_SILENCE (1 << 0)
    #define SDRAM_VERBOSE (1 << 1)
    #define SDRAM_BASENAME (1 << 2)

    /*====================================================================*
     *   variables;
     *--------------------------------------------------------------------*/

    #ifndef __GNUC__
    #pragma pack (push,1)
    #endif

    typedef struct __packed config_ram

    {
    	uint32_t SDRAMSIZE;
    	uint32_t SDRAMCONF;
    	uint32_t SDRAMTIM0;
    	uint32_t SDRAMTIM1;
    	uint32_t SDRAMCNTRL;
    	uint32_t SDRAMREF;
    	uint32_t MACCLOCK;
    	uint32_t SDRAMRSVD;
    }

    config_ram;

    #ifndef __GNUC__
    #pragma pack (pop)
    #endif

    /*====================================================================*
     *   functions;
     *--------------------------------------------------------------------*/

    void sdrampeek (struct config_ram * config_ram);
    void sdramtext (struct config_ram * config_ram);
    int sdramfile (int fd, char const *title, flag_t flags);
    int sdramfileA (int fd, char const *title, flag_t flags);

    /*====================================================================*
     *
     *--------------------------------------------------------------------*/

    #endif

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