nvram.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.
     *
     *--------------------------------------------------------------------*/

    /*====================================================================*
     *
     *   nvnvm.h - nvram definitions and declarations;
     *
     *   The Boot ROM reads a linked list of NVM headers containing
     *   information about the size, location and execution address
     *   of various software images;
     *
     *   See INT6300 Boot ROM Software Design Specification for more
     *   information; the document may not be available to some
     *   customers so don't push it;
     *
     *.  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 NVRAM_HEADER
    #define NVRAM_HEADER

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

    #include <stdint.h>

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

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

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

    #define NVRAM_500KB         0x00000005
    #define NVRAM_1MB           0x00000010
    #define NVRAM_2MB           0x00000011
    #define NVRAM_4MB           0x00000012
    #define NVRAM_8MB           0x00000013
    #define NVRAM_16MB          0x00000014
    #define NVRAM_32MB          0x00000015

    #define NVRAM_M25P20 =      0x00000011;
    #define NVRAM_M25P40 =      0x00000012;
    #define NVRAM_M25P80 =      0x00000013;
    #define NVRAM_M25P16_ES =   0x00000014;
    #define NVRAM_M25P32_ES =   0x00000015;
    #define NVRAM_M25P64_ES =   0x00000016;
    #define NVRAM_AT26DF161 =   0x00000046;
    #define NVRAM_AT26DF161A =  0x00000146;
    #define NVRAM_M25P05A =     0x00001020;
    #define NVRAM_M25P10A =     0x00001120;
    #define NVRAM_M25P16 =      0x00001520;
    #define NVRAM_M25PX16 =     0x00001571;
    #define NVRAM_M25P32 =      0x00001620;
    #define NVRAM_M25P64 =      0x00001720;
    #define NVRAM_FM25S16 =     0x00001532;
    #define NVRAM_FM25Q16 =     0x00001532;
    #define NVRAM_FM25Q32 =     0x00001632;
    #define NVRAM_SST25VF016B = 0x00004125;

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

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

    typedef struct __packed config_nvram

    {
    	uint32_t NVRAMTYPE;
    	uint32_t NVRAMPAGE;
    	uint32_t NVRAMBLOCK;
    	uint32_t NVRAMSIZE;
    }

    config_nvram;

    #ifndef __GNUC__
    #pragma pack (pop)
    #endif

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

    void nvrampeek (struct config_nvram *);
    char const * NVRAMName (uint16_t nvramtype);

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

    #endif

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