trv_dbg1.c

来自「mpc8xx driver(led), based on tqm8」· C语言 代码 · 共 104 行

/***********************************************************************
 *
 * (C) Copyright 2000
 * Jean-Jacques Germond, Fr閐閞ic Soulier, Christian Batt; Alcatel
 * C/O [e-mail]
 *
 * All rights reserved.
 *
 * This code is free software; you can redistribute it and/or
 * modify it under the terms of the GNU *Library* General Public License
 * as published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This code 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
 * *Library* General Public License for more details.
 *
 * You should have received a copy of the GNU *Library* General Public
 * License along with this program (see file COPYING.LIB); if not,
 * write to the Free Software Foundation, Inc., 675 Mass Ave,
 * Cambridge, MA 02139, USA.
 *
 ***********************************************************************/

/* The "trivial driver" debug-in-a-unix-process module file
 * Because of compatiblity problems of std include and kern includes
 * the debug code is dispatched in 2 files: the fisrt file
 * include stdio.h, stdlib.h,  ... and the second file includes
 * internal kernel definitions.
 */



#define __NO_VERSION__ 
#include "stdio.h"
#include "stdlib.h"

extern void trv_dbg2(void);


    int
__generic_copy_from_user(void *to, const void *from, unsigned long n)
{
  memcpy(to, from, n);
  return 0;    /* Ok return : No error notification yet */
}


    int
__generic_copy_to_user(void *to, const void *from, unsigned long n)
{
  memcpy(to, from, n);
  return 0;    /* Ok return : No error notification yet */
}


int proc_root = 0;

void proc_register(void)
{
  return;
}

void proc_unregister(void)
{
  return;
}


  void
printk(char* fmt, int a, int b, int c, int d)
     /* I have never been a vararags guru. so ... */
{
  printf(fmt, a,b,c,d);
}


   void*
kmalloc(size_t size, int unused)
{
  return malloc(size);
}

   void
kfree(void* ptr)
{
  free (ptr);
}


   int
main(int argc, char** argv)
{

  printf("dbg starting\n");

  trv_dbg2();    /* Go to simulate kernel activity */

  printf("dbg ending successfully\n");

  exit (0);
}