pmontcfg.c

用于TM1300/PNX1300系列DSP（主要用于视频处理）的操作系统pSOS。包括全部源码

/***********************************************************************/
/*                                                                     */
/*   MODULE:  pmontcfg.c   1.3                                                */
/*   DATE:    17:57:17 - 97/12/05                                                */
/*   PURPOSE: pMONT+ configuration file                                */
/*                                                                     */
/*---------------------------------------------------------------------*/
/*                                                                     */
/*           Copyright 1991 - 1994, Integrated Systems, Inc.           */
/*                      ALL RIGHTS RESERVED                            */
/*                                                                     */
/*   Permission is hereby granted to licensees of Integrated Systems,  */
/*   Inc. products to use or abstract this computer program for the    */
/*   sole purpose of implementing a product based on Integrated        */
/*   Systems, Inc. products.   No other rights to reproduce, use,      */
/*   or disseminate this computer program, whether in part or in       */
/*   whole, are granted.                                               */
/*                                                                     */
/*   Integrated Systems, Inc. makes no representation or warranties    */
/*   with respect to the performance of this computer program, and     */
/*   specifically disclaims any responsibility for any damages,        */
/*   special or consequential, connected with the use of this program. */
/*                                                                     */
/*---------------------------------------------------------------------*/
/*                                                                     */
/*   This code in this module controls the configuration of the        */
/*   pMONT+ component.                                                 */
/*                                                                     */
/***********************************************************************/
#if defined(__cplusplus)
extern "C" {
#endif

#include "sys_conf.h"

#ifndef SC_PMONT
#define SC_PMONT 0
#endif


#if SC_PMONT

#include <configs.h>
#include "bsp.h"
#include <bspfuncs.h>

extern void pmont(void);

extern unsigned long PmontBaudRate;

/*---------------------------------------------------------------------*/
/* pmont+ configuration table.  The definitions for this is            */
/* contained in <configs.h>.                                           */
/*---------------------------------------------------------------------*/
pMONT_CT pmontCfg;

/*---------------------------------------------------------------------*/
/* This variable specifies the baud rate to be used for the pMONT      */
/* serial channel.  It is used by drivers/console.c.  This method of   */
/* communicating the pMONT serial baud rate will be changed in V2.1.   */
/*---------------------------------------------------------------------*/

/***********************************************************************/
/* PmontSetup: Setup pmont+ component                                  */
/*                                                                     */
/*      INPUTS: FreeMemPtr pointer to free memory area that can be     */
/*              used to allocate memory for this component.            */
/*                                                                     */
/*              NodeCfg pointer to the systems node configuration      */
/*              table. This will be used to set the pmontct            */
/*              element in the table.                                  */
/*                                                                     */
/*     RETURNS: The new FreeMemPtr is returned.                        */
/*                                                                     */
/***********************************************************************/
UCHAR *PmontSetup(UCHAR *FreeMemPtr,  NODE_CT *NodeCfg)
{
#ifndef BSP_TIMER2
#define BSP_TIMER2 0
#endif
#ifndef PM_TIMER
#define PM_TIMER 0
#endif
/*---------------------------------------------------------------------*/
/* Build the pMONT+ configuration table.                               */
/*---------------------------------------------------------------------*/
#if ((BSP_TIMER2==YES) && (PM_TIMER==YES))
extern unsigned long tmFreq();
extern void tmReset();
extern unsigned long tmRead();
#endif

pmontCfg.code = pmont;
pmontCfg.data = 0;
pmontCfg.dataSize = 0;
pmontCfg.cmode = PM_CMODE;
#if (PM_CMODE==2)
    pmontCfg.dev = PM_DEV;
#endif

#if (!PM_TRACE_BUFF)
pmontCfg.traceBuff = (char *)FreeMemPtr;
pmontCfg.traceBuffSize = PM_TRACE_SIZE;
FreeMemPtr += PM_TRACE_SIZE;
#else
pmontCfg.traceBuff = (char *) PM_TRACE_BUFF;
pmontCfg.traceBuffSize = PM_TRACE_SIZE;
#endif

NodeCfg->pmct = &pmontCfg;

/*---------------------------------------------------------------------*/
/* Set the pMONT serial channel baud rate. (SC_PMONT_BAUD replaces     */
/* PM_BAUD in newer versions of sys_conf.h.)                           */
/*---------------------------------------------------------------------*/
#ifdef SC_PMONT_BAUD
PmontBaudRate = SC_PMONT_BAUD;
#else
PmontBaudRate = PM_BAUD;
#endif

/*---------------------------------------------------------------------*/
/* Set up second timer only if user wants it AND board supports it     */
/*---------------------------------------------------------------------*/
#if ((BSP_TIMER2==YES) && (PM_TIMER==YES))

pmontCfg.tmFreq = tmFreq;
pmontCfg.tmReset = tmReset;
pmontCfg.tmRead = tmRead;

#else

pmontCfg.tmFreq = 0;
pmontCfg.tmReset = 0;
pmontCfg.tmRead = 0;

#endif


return(FreeMemPtr);
}

#else
    static void stub(void){}
#endif

#if defined(__cplusplus)
}
#endif