1/*
2 * Copyright (c) 2008 Mark D. Hill and David A. Wood
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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41}
42
43void
44DMASequencer::init()
45{
46 RubyPort::init();
47 m_is_busy = false;
48 m_data_block_mask = ~ (~0 << RubySystem::getBlockSizeBits());
49}
50
51RequestStatus
52DMASequencer::makeRequest(PacketPtr pkt)
53{
54 if (m_is_busy) {
55 return RequestStatus_BufferFull;
56 }

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