armloader.cpp

浙江大学的悟空嵌入式系统模拟器

/*
*  Copyright (c) 2005 Zhejiang University, P.R.China
*
*  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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/ 

//=============================================================================
/**
*  \file    ARM/SWI_Instruction.h
*
*  $Id: ARMLoader.cpp,v 1.2 2005/06/08 08:36:24 qilj Exp $
*
*  \author  Lingjie Qi <[e-mail]> 
*/
//=============================================================================

#include "stdafx.h"
#include "Core/Global.h"
#include "Core/Datatype.h"
#include "Core/Memory.h"
#include "Core/Processor.h"
#include "Core/Log.h"
#include "Core/System.h"
#include "ARMLoader.h"
#include <iostream>

namespace ARM_LOADER{

	//! load elf file
	bool ARM_Loader::load_binary(std::string filepath)
	{
		//need modify
		Core::u32 addr=0xa0200000;

		std::ifstream fs((const char *)filepath.c_str(), std::ios::binary);
		if (fs.fail())
		{
			return false;
		}

		Core::Bytecode_Type buffer;
		char ch;
		while(fs.get(ch))
		{
			buffer.push_back(ch);
		}

		((Core::CPU<Core::u32>*)(Core::Wukong_Get_System().get_cpu()))->get_mmu().access(Core::Memory_32Bit::MEMORY_WRITE, addr, buffer.size(), buffer);

		return true;
	}

	void ARM_Loader::set_pc(Core::u32 pc)
	{

		((Core::CPU<Core::u32>*)(Core::Wukong_Get_System().get_cpu()))->set_pc(pc);

	}


}//namespace