write_boot.c

用于TM1300/PNX1300系列DSP（主要用于视频处理）的flash文件系统的程序源码。

/*
 *  +-------------------------------------------------------------------+
 *  | Copyright (c) 1995,2000 TriMedia Technologies Inc.                |
 *  |                                                                   |
 *  | This software  is furnished under a license  and may only be used |
 *  | and copied in accordance with the terms  and conditions of such a |
 *  | license  and with  the inclusion of this  copyright notice.  This |
 *  | software or any other copies of this software may not be provided |
 *  | or otherwise  made available  to any other person.  The ownership |
 *  | and title of this software is not transferred.                    |
 *  |                                                                   |
 *  | The information  in this software  is subject  to change  without |
 *  | any  prior notice  and should not be construed as a commitment by |
 *  | TriMedia Technologies.                                            |
 *  |                                                                   |
 *  | This  code  and  information  is  provided  "as is"  without  any |
 *  | warranty of any kind,  either expressed or implied, including but |
 *  | not limited  to the implied warranties  of merchantability and/or |
 *  | fitness for any particular purpose.                               |
 *  +-------------------------------------------------------------------+
 */
#include <tmlib/tmtypes.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdio.h>
#include "tmlib/tmFlash.h"

/*------------------------------ Event handler ------------------------------*/

static void event_handler(FlashEvent event);
static EventHandler old_event_handler= event_handler;

static void event_handler(FlashEvent event)
{
	switch (event) {
	case FlashFull:
	    old_event_handler(event);
	    exit(-1);
	
	case FlashWriteError:
	case FlashStaleSTTRemoved:
	case FlashStaleRootRemoved:
	case FlashStaleBootRemoved:
	case FlashDangerousWriteError:
	case FlashInterruptedMoveRepaired:
	    old_event_handler(event);
	    break;
	}
}


/*------------------------------ Main program --------------------------------*/


	static void write_sectormap()
	{
	    printf("--------------------------------------------------\n");
	    FlashUtil_print();
	    printf("--------------------------------------------------\n");
	}
	
void main( Int argc, String argv[]) 
{
    old_event_handler= Flash_install_event_handler( event_handler );

    atexit(write_sectormap);

    if (argc ==1) { 
        exit(-1); 
    } else {
        FILE *f;

        f= fopen(argv[1], "rb");

        if (f == Null) { 
            exit(-2); 
        } else {
            Pointer result;
	    struct stat buf;    

            stat(argv[1], &buf);
	    result = (Pointer)malloc(buf.st_size);

            if (result == Null) {
                exit(-3);
            } else {
		fread(result,1,buf.st_size,f);
		fclose(f);
     
		if (!FlashUtil_put_bootimage(result,(Pointer)BOOT_ADDRESS,buf.st_size)) {
		    exit(-4);
		} else {
		    exit(0);
		}
            }
        }
    }
}