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/*
*
* Copyright (c) 2003, Frederick Ros (sl33p3r@free.fr)
*
* eu_msg.h - Message protocol subsystem functions
*
*
* This file is part of the eagle-usb driver package.
*
* eagle-usb driver package is free software; you can redistribute it
* and/or modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the License,
* or (at your option) any later version.
*
* "eagle-usb driver package" is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with "ADI USB ADSL Driver for Linux"; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id: eu_msg.h,v 1.1 2004/02/06 22:01:34 sleeper Exp $
*/
#ifndef __EU_MSG_H__
#define __EU_MSG_H__
#include "eagle-usb.h"
/* ---------------------------- Exported Macros ---------------------------- */
/*
* Message preamble
*/
#define MSG_PREAMBLE 0x535C
/*
* Bit pattern to access various function subfields
*/
#define MP_FUNCTION_TYPE_MASK 0xf000
#define MP_FUNCTION_SUBTYPE_MASK 0x0f00
#define MP_FUNCTION_SENDERID_MASK 0x00f0
#define MP_FUNCTION_RECEIVER_MASK 0x000f
#define MP_FUNCTION_TYPE_LSB 0xc
#define MP_FUNCTION_SUBTYPE_LSB 0x8
#define MP_FUNCTION_SENDERID_LSB 0x4
#define MP_FUNCTION_RECEIVER_LSB 0x0
/*
* Function types
*/
#define MP_FUNCTION_TYPE_WAITING_4_REPLY 0
#define MP_FUNCTION_TYPE_MEMACCESS 0x1
#define MP_FUNCTION_TYPE_MSGDECERR 0x2
#define MP_FUNCTION_TYPE_MSGACCERR 0x3
#define MP_FUNCTION_TYPE_FLASHACC 0x4
#define MP_FUNCTION_TYPE_FLASHACCERR 0x5
#define MP_FUNCTION_TYPE_MEDIRECTIVE 0x6
#define MP_FUNCTION_TYPE_ADSLDIRECTIVE 0x7
/*
* Functions sub-types
*/
#define SUBTYPE_MEMACCESS_REQREAD 0x0
#define SUBTYPE_MEMACCESS_REQWRITE 0x1
#define SUBTYPE_MEMACCESS_REPLYREAD 0x2
#define SUBTYPE_MEMACCESS_REPLYWRITE 0x3
#define SUBTYPE_MEMACCESSERROR_UNKNOWNADDR 0x1
#define SUBTYPE_MEMACCESSERROR_DATANOTRDY 0x2
#define SUBTYPE_MEMACCESSERROR_ILLEGALREAD 0x3
#define SUBTYPE_MEMACCESSERROR_ILLEGALWRITE 0x4
#define SUBTYPE_MEMACCESSERROR_DATANOTAVAIL 0x5
#define SUBTYPE_MSGDECERR_LENGTHERROR 0x1
#define SUBTYPE_MSGDECERR_PREAMBLEERROR 0x2
#define SUBTYPE_MSGDECERR_UNKNOWNTYPE 0x3
#define SUBTYPE_MSGDECERR_CRCERROR 0x4
#define SUBTYPE_FLASHACC_ENKERNELREBOOTREQ 0x0
#define SUBTYPE_FLASHACC_ENMODEMREBOOTREQ 0x1
#define SUBTYPE_FLASHACC_DECOMPMODEMAPPLREQ 0x2
#define SUBTYPE_FLASHACC_STREAMEDDATAWRREQ 0x3
#define SUBTYPE_FLASHACC_STREAMEDDATAWRBLOCK 0x4
#define SUBTYPE_FLASHACC_READREQ 0x5
#define SUBTYPE_FLASHACC_CALCMODEMCRCREQ 0x7
#define SUBTYPE_FLASHACC_ENKERNELREBOOTREPLY 0x8
#define SUBTYPE_FLASHACC_ENMODEMREBOOTREPLY 0x9
#define SUBTYPE_FLASHACC_DECOMPMODEMAPPLREPLY 0xa
#define SUBTYPE_FLASHACC_STREAMEDDATAWRREPLY 0xb
#define SUBTYPE_FLASHACC_STREAMEDDATAWRBLOCKREPLY 0xc
#define SUBTYPE_FLASHACC_READREPLY 0xd
#define SUBTYPE_FLASHACC_CALCMODEMCRCREPLY 0xf
#define SUBTYPE_FLASHACCERR_READCOMPERR 0x0
#define SUBTYPE_FLASHACCERR_DECOMPRESSERR 0x1
#define SUBTYPE_MEDIRECTIVE_REBOOT 0x0
#define SUBTYPE_ADSLDIRECTIVE_KERNELREADY 0x0
#define SUBTYPE_ADSLDIRECTIVE_MODEMREADY 0x1
#define SUBTYPE_ADSLDIRECTIVE_MODEMCRCERROR 0x2
/*
* Sender / Receiver ID
*/
#define SUBTYPE_ID_ADSL 0x0
#define SUBTYPE_ID_ME 0x1
/*
* eu_msg_t decode function return values
*/
#define MP_DECODE_OK 0x00000000
#define MP_DECODE_ERROR 0x00000001
#define MP_DECODE_PREAMBLE_ERROR 0x00000002
#define MP_DECODE_TYPE_ERROR 0x00000004
#define MP_DECODE_SUBTYPE_ERROR 0x00000008
#define MP_DECODE_SENDERID_ERROR 0x00000010
#define MP_DECODE_RECEIVERID_ERROR 0x00000020
#define MP_DECODE_SYMB_ADDR 0x00000040
/* -------------------------- Exported Functions --------------------------- */
uint32_t eu_decode_msg ( eu_msg_t *msg, uint16_t raw_msg[8] );
#endif /* __EU_MSG_H__ */
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