memtest.h

来自「yampp3 mp3 code」· C头文件 代码 · 共 44 行

/*
  Copyright (C) 2000 Jesper Hansen <[e-mail]>.

  This file is part of the yampp system.

  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License
  as published by the Free Software Foundation; either version 2
  of the License, or (at your option) any later version.

  This program 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 General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software Foundation, 
  Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/



// 32 k External RAM
//
// but first 260h bytes is internal, so
// start tests at 0x1000 boundary
//
#define EXTRAM_START	0x1000
#define EXTRAM_END		0x7FFF	

#ifndef NULL
#define NULL 0
#endif

typedef unsigned char datum;    /* Set the data bus width to 8 bits.  */

datum memTestDataBus(volatile datum * address);
datum * memTestAddressBus(volatile datum * baseAddress, unsigned long nBytes);
datum * memTestDevice(volatile datum * baseAddress, unsigned long nBytes);	
int memory_test(void);
int getfail(void);