flcustom.c

mDOC电子盘在VxWorks环境下的驱动程序

/******************************************************************************/
/*                                                                            */
/*  Copyright (C), 1995-2006, msystems Ltd. All rights reserved.              */
/*                                                                            */
/*  Redistribution and use in source and binary forms, with or without        */
/*  modification, are permitted provided that the following conditions are    */
/*  met:                                                                      */
/*  1. Redistributions of source code must retain the above copyright notice, */
/*     this list of conditions and the following disclaimer.                  */
/*  2. 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.   */
/*  3. Neither the name of msystems nor the names of its contributors may be  */
/*     used to endorse or promote products derived from this software without */
/*     specific prior written permission.                                     */
/*                                                                            */
/*  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.              */
/*                                                                            */
/******************************************************************************/



/*
 * $Log:   V:/PVCSDB/DiskOnChip/archives/Embedded/OS/VxWorks/1.0/examples/drivers/vxworks/custom/flcustom.c-arc  $
 * 
 *    Rev 1.0   Aug 20 2006 14:11:24   Alexander.Geller
 * Initial revision.
 * 
 *    Rev 1.1   Aug 06 2004 21:33:44   andrayk
 * flUse8Bit set to 1; MTDs installed only if respective sockets found
 * 
 *    Rev 1.0   12 Aug 2003 01:00:52   andrayk
 * Initial revision.
 */




/*
 * Configuration 
 */




/*
 * includes 
 */

#include "flstdcmp.h"
#include "flbase.h"


/*
 * Globals
 */

int  fl_vols = 0;                        /* set by tffsSetup(), fldrvvxw.c */
long fl_volsAddr[2* FL_SOCKETS] = {0l, 0l}; /* set by tffsSetup(), fldrvvxw.c */




/*
 * TrueFFS runtime configuration variables.
 */

/* set to zero to enable 32-bit data transfer (default is 8-bit or 16-bit
 * depending on type of DiskOnChip)
 */
unsigned char  flUse8Bit = (unsigned char) 1; 




/* -------------------------------------------------------------------- * 
 *                                                                      * 
 *                f l S e t E n v V a r                                 * 
 *                                                                      * 
 * Called during driver startup to set driver's runtime configuration   * 
 * variables.                                                           * 
 *                                                                      * 
 * Parameters:                                                          * 
 *      None                                                            * 
 *                                                                      * 
 * -------------------------------------------------------------------- */

void  flSetEnvVar (void)
{
  /* don't change env. vars - they might have been changed by tffsSetOption() */
}


/*-----------------------------------------------------------------------*/
/*           f l R e g i s t e r D o c h P a r a m s		             */
/*                                                                       */
/* DOCH socket registration routine.							         */
/*                                                                       */
/* This function is called by DochSDKInit per socket at initialization.  */
/*                                                                       */
/* Parameters:                                                           */
/*      None															 */
/*-----------------------------------------------------------------------*/
DOCH_Error flRegisterDochParams(void)
{
	DOCH_Error dochErr = flRegisterDOCH_Hal_NOR();

	if(dochErr != DOCH_OK)
    {
		DBG_PRINT_WRN(FLZONE_FULL,"DOCH registration failed.\r\n");
		return dochErr;
    }

	/* currently supports one socket only */
	return flRegisterDOCH3SOC((FLDword)(fl_volsAddr[0]));
}