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/*
* Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __MEM_RUBY_COMMON_SUBBLOCK_HH__
#define __MEM_RUBY_COMMON_SUBBLOCK_HH__
#include "mem/gems_common/Vector.hh"
#include "mem/ruby/common/Address.hh"
#include "mem/ruby/common/DataBlock.hh"
#include "mem/ruby/common/Global.hh"
class SubBlock
{
public:
SubBlock() { }
SubBlock(const Address& addr, int size);
~SubBlock() { }
const Address& getAddress() const { return m_address; }
void setAddress(const Address& addr) { m_address = addr; }
int getSize() const { return m_data.size(); }
void setSize(int size) { m_data.setSize(size); }
uint8 getByte(int offset) const { return m_data[offset]; }
void setByte(int offset, uint8 data) { m_data[offset] = data; }
// Shorthands
uint8 readByte() const { return getByte(0); }
void writeByte(uint8 data) { setByte(0, data); }
// Merging to and from DataBlocks - We only need to worry about
// updates when we are using DataBlocks
void mergeTo(DataBlock& data) const { internalMergeTo(data); }
void mergeFrom(const DataBlock& data) { internalMergeFrom(data); }
void print(ostream& out) const;
private:
void internalMergeTo(DataBlock& data) const;
void internalMergeFrom(const DataBlock& data);
// Data Members (m_ prefix)
Address m_address;
Vector<uint8_t> m_data;
};
inline ostream&
operator<<(ostream& out, const SubBlock& obj)
{
obj.print(out);
out << flush;
return out;
}
#endif // __MEM_RUBY_COMMON_SUBBLOCK_HH__
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