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/* $Id: bootstrap.c,v 1.5 2008-07-01 00:08:34 sybreon Exp $

**

** BOOTSTRAP

** Copyright (C) 2008 Shawn Tan <shawn.tan@aeste.net>

**

** This file is part of AEMB.

**

** AEMB 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 3 of the License, or

** (at your option) any later version.

**

** AEMB 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 AEMB.  If not, see <http://www.gnu.org/licenses/>.

*/

#include <stdlib.h>

#include "memtest.hh"

/*

  BOOTSTRAP CODE

  #define SRAM_BASE - The base address of the memory block to test.

  #define SRAM_SIZE - The size of the memory block to test.

  #define BOOT_BASE - The base address of the next stage boot loader.

*/

int bootstrap ()

{

  void *fsboot = (void *) BOOT_BASE;

  // Memory Test

  if ((memTestDataBus(SRAM_BASE) == 0) &&            // test data

      (memTestAddrBus(SRAM_BASE, SRAM_SIZE) == 0) && // test address      

#ifdef LONGTEST // 1.86kb

      (memTestFullDev(SRAM_BASE, SRAM_SIZE) == 0)    // test device

#else // 1.3kb

      true

#endif

      )

    {

      goto *fsboot; // on PASS: branch to boot loader

    }

  else

    {

      while (1); // on FAIL: lock the system

    }

}

/*

  $Log: not supported by cvs2svn $

  Revision 1.4  2008/06/30 10:14:59  sybreon

  added some comments

  Revision 1.3  2008/06/24 10:34:40  sybreon

  updated

  Revision 1.2  2008/06/24 00:45:36  sybreon

  basic version

  Revision 1.1  2008/06/23 22:18:04  sybreon

  initial import

 */