realview.hh revision 7584:28ddf6d9e982 
1/*
2 * Copyright (c) 2009 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder.  You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Copyright (c) 2004-2005 The Regents of The University of Michigan
15 * All rights reserved.
16 *
17 * Redistribution and use in source and binary forms, with or without
18 * modification, are permitted provided that the following conditions are
19 * met: redistributions of source code must retain the above copyright
20 * notice, this list of conditions and the following disclaimer;
21 * redistributions in binary form must reproduce the above copyright
22 * notice, this list of conditions and the following disclaimer in the
23 * documentation and/or other materials provided with the distribution;
24 * neither the name of the copyright holders nor the names of its
25 * contributors may be used to endorse or promote products derived from
26 * this software without specific prior written permission.
27 *
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
30 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
31 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
32 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
33 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
34 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
35 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
36 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
37 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
38 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
39 *
40 * Authors: Ali Saidi
41 */
42
43/**
44 * @file
45 * Declaration of top level class for the RealView platform chips. This class just
46 * retains pointers to all its children so the children can communicate.
47 */
48
49#ifndef __DEV_ARM_RealView_HH__
50#define __DEV_ARM_RealView_HH__
51
52#include "dev/platform.hh"
53#include "params/RealView.hh"
54
55class IdeController;
56class System;
57
58class RealView : public Platform
59{
60  public:
61    /** Pointer to the system */
62    System *system;
63
64  public:
65    typedef RealViewParams Params;
66    /**
67     * Constructor for the Tsunami Class.
68     * @param name name of the object
69     * @param s system the object belongs to
70     * @param intctrl pointer to the interrupt controller
71     */
72    RealView(const Params *p);
73
74    /**
75     * Return the interrupting frequency to AlphaAccess
76     * @return frequency of RTC interrupts
77     */
78    virtual Tick intrFrequency();
79
80    /**
81     * Cause the cpu to post a serial interrupt to the CPU.
82     */
83    virtual void postConsoleInt();
84
85    /**
86     * Clear a posted CPU interrupt
87     */
88    virtual void clearConsoleInt();
89
90    /**
91     * Cause the chipset to post a cpi interrupt to the CPU.
92     */
93    virtual void postPciInt(int line);
94
95    /**
96     * Clear a posted PCI->CPU interrupt
97     */
98    virtual void clearPciInt(int line);
99
100
101    virtual Addr pciToDma(Addr pciAddr) const;
102
103    /**
104     * Calculate the configuration address given a bus/dev/func.
105     */
106    virtual Addr calcPciConfigAddr(int bus, int dev, int func);
107
108    /**
109     * Calculate the address for an IO location on the PCI bus.
110     */
111    virtual Addr calcPciIOAddr(Addr addr);
112
113    /**
114     * Calculate the address for a memory location on the PCI bus.
115     */
116    virtual Addr calcPciMemAddr(Addr addr);
117};
118
119#endif // __DEV_ARM_RealView_HH__
120