tsunami_io.hh revision 768 
1/*
2 * Copyright (c) 2003 The Regents of The University of Michigan
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;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/* @file
30 * Tsunnami Fake DMA memory map
31 */
32
33#ifndef __TSUNAMI_DMA_HH__
34#define __TSUNAMI_DMA_HH__
35
36#include "mem/functional_mem/mmap_device.hh"
37#include "dev/tsunami.hh"
38
39/*
40 * Tsunami CChip
41 */
42class TsunamiDMA : public MmapDevice
43{
44  public:
45
46  protected:
47
48  public:
49    TsunamiDMA(const std::string &name, /*Tsunami *t,*/
50               Addr addr, Addr mask, MemoryController *mmu);
51
52    virtual Fault read(MemReqPtr req, uint8_t *data);
53    virtual Fault write(MemReqPtr req, const uint8_t *data);
54
55    virtual void serialize(std::ostream &os);
56    virtual void unserialize(Checkpoint *cp, const std::string &section);
57};
58
59#endif // __TSUNAMI_DMA_HH__
60