malta.cc revision 8739:925f15f96322 
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 * Authors: Ali Saidi
29 *          Rick Strong
30 */
31
32/** @file
33 * Implementation of Malta platform.
34 */
35
36#include <deque>
37#include <string>
38#include <vector>
39
40#include "config/the_isa.hh"
41#include "cpu/intr_control.hh"
42#include "debug/Malta.hh"
43#include "dev/mips/malta.hh"
44#include "dev/mips/malta_cchip.hh"
45#include "dev/mips/malta_io.hh"
46#include "dev/mips/malta_pchip.hh"
47#include "dev/terminal.hh"
48#include "params/Malta.hh"
49#include "sim/system.hh"
50
51using namespace std;
52using namespace TheISA;
53
54Malta::Malta(const Params *p)
55    : Platform(p), system(p->system)
56{
57#if FULL_SYSTEM //XXX No platform pointer on the system object in SE mode.
58    // set the back pointer from the system to myself
59    system->platform = this;
60#endif
61
62    for (int i = 0; i < Malta::Max_CPUs; i++)
63        intr_sum_type[i] = 0;
64}
65
66Tick
67Malta::intrFrequency()
68{
69    return io->frequency();
70}
71
72void
73Malta::postConsoleInt()
74{
75    //see {Linux-src}/arch/mips/mips-boards/sim/sim_setup.c
76    io->postIntr(0x10/*HW4*/);
77}
78
79void
80Malta::clearConsoleInt()
81{
82    //FIXME: implement clearConsoleInt()
83    io->clearIntr(0x10/*HW4*/);
84}
85
86void
87Malta::postPciInt(int line)
88{
89    panic("Malta::postPciInt() has not been implemented.");
90}
91
92void
93Malta::clearPciInt(int line)
94{
95    panic("Malta::clearPciInt() has not been implemented.");
96}
97
98Addr
99Malta::pciToDma(Addr pciAddr) const
100{
101    panic("Malta::pciToDma() has not been implemented.");
102}
103
104void
105Malta::serialize(std::ostream &os)
106{
107    SERIALIZE_ARRAY(intr_sum_type, Malta::Max_CPUs);
108}
109
110void
111Malta::unserialize(Checkpoint *cp, const std::string &section)
112{
113    UNSERIALIZE_ARRAY(intr_sum_type, Malta::Max_CPUs);
114}
115
116Malta *
117MaltaParams::create()
118{
119    return new Malta(this);
120}
121