system.hh revision 1821 
1/*
2 * Copyright (c) 2004-2005 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#ifndef __KERN_FREEBSD_FREEBSD_SYSTEM_HH__
30#define __KERN_FREEBSD_FREEBSD_SYSTEM_HH__
31
32#include "sim/host.hh"
33#include "sim/system.hh"
34#include "targetarch/isa_traits.hh"
35#include "kern/freebsd/freebsd_events.hh"
36
37
38/**
39 * This class skips lengthy functions in the FreeBSD kernel.
40 */
41class FreebsdSystem : public System
42{
43  private:
44
45    /** PC based event to skip the DELAY call */
46    SkipFuncEvent *skipDelayEvent;
47
48    SkipFuncEvent *skipOROMEvent;
49
50    SkipFuncEvent *skipAicEvent;
51
52    SkipFuncEvent *skipPNPEvent;
53
54    SkipFuncEvent *skipATAEvent;
55
56    FreebsdSkipCalibrateClocksEvent *skipCalibrateClocks;
57
58  public:
59    FreebsdSystem(Params *p);
60    ~FreebsdSystem();
61    void doCalibrateClocks(ExecContext *xc);
62
63};
64
65#endif // __KERN_FREEBSD_FREEBSD_SYSTEM_HH__
66