gsblkcfg.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:  gsblkcfg.c   1.3                                                */
/*   DATE:    17:57:13 - 97/12/05                                                */
/*   PURPOSE: General Serial mblk configuration                        */
/*                                                                     */
/*---------------------------------------------------------------------*/
/*                                                                     */
/*           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. */
/*                                                                     */
/*---------------------------------------------------------------------*/
/*                                                                     */
/*                                                                     */
/*                                                                     */
/***********************************************************************/

#if defined(__cplusplus)
extern "C" {
#endif

#include "bsp.h"
#include <pna.h>
#include <gsblk.h>
#include "sys_conf.h"

#if BSP_NEW_SERIAL
struct gsblk_bufcfg gsblk_bufcfg[SE_MAX_GS_BUFS +1];

unsigned char *gsblk_initbuffers(unsigned char *,
                 long, struct gsblk_bufcfg *);
#endif

/***********************************************************************/
/* GSblkSetup: Setup Mblk buffer pools                                 */
/*                                                                     */
/*      INPUTS: FreeMemPtr pointer to free memory area that can be     */
/*              used to allocate memory for this componet.             */
/*                                                                     */
/*              NodeCfg pointer to the systems node configuration      */
/*              table. This will be used to set the pnact              */
/*              element in the table.                                  */
/*                                                                     */
/*     RETURNS: The new FreeMemPtr is returned.                        */
/*                                                                     */
/***********************************************************************/
unsigned char *GSblkSetup(unsigned char *FreeMemPtr)
{
#if BSP_NEW_SERIAL
int i = 0;

/*---------------------------------------------------------------------*/
/* Set up the General Serial buffer configuration  table.              */
/*---------------------------------------------------------------------*/

#if GS_BUFS_0
    gsblk_bufcfg[i].nbuffers = GS_BUFS_0;
    gsblk_bufcfg[i].bsize = 0;
    i++;
#endif
    
#if GS_BUFS_32
    gsblk_bufcfg[i].nbuffers = GS_BUFS_32;
    gsblk_bufcfg[i].bsize = 32;
    i++;
#endif

#if GS_BUFS_64
    gsblk_bufcfg[i].nbuffers = GS_BUFS_64;
    gsblk_bufcfg[i].bsize = 64;
    i++;
#endif

#if GS_BUFS_128
    gsblk_bufcfg[i].nbuffers = GS_BUFS_128;
    gsblk_bufcfg[i].bsize = 128;
    i++;
#endif

#if GS_BUFS_256
    gsblk_bufcfg[i].nbuffers = GS_BUFS_256;
    gsblk_bufcfg[i].bsize = 256;
    i++;
#endif

#if GS_BUFS_512
    gsblk_bufcfg[i].nbuffers = GS_BUFS_512;
    gsblk_bufcfg[i].bsize = 512;
    i++;
#endif

#if GS_BUFS_1024
    gsblk_bufcfg[i].nbuffers = GS_BUFS_1024;
    gsblk_bufcfg[i].bsize = 1024;
    i++;
#endif

#if GS_BUFS_2048
    gsblk_bufcfg[i].nbuffers = GS_BUFS_2048;
    gsblk_bufcfg[i].bsize = 2048;
    i++;
#endif

#if GS_BUFS_4096
    gsblk_bufcfg[i].nbuffers = GS_BUFS_4096;
    gsblk_bufcfg[i].bsize = 4096;
    i++;
#endif

gsblk_bufcfg[i].nbuffers = 0;
gsblk_bufcfg[i].bsize = 0;

/*---------------------------------------------------------------------*/
/* Initialize the buffers.                                             */
/*---------------------------------------------------------------------*/
FreeMemPtr = gsblk_initbuffers(FreeMemPtr, GS_MBLKS, gsblk_bufcfg);

#endif
return(FreeMemPtr);

}

#if defined(__cplusplus)
}
#endif