malta.cc revision 6658:f4de76601762 
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 "dev/mips/malta_cchip.hh"
43#include "dev/mips/malta_pchip.hh"
44#include "dev/mips/malta_io.hh"
45#include "dev/mips/malta.hh"
46#include "dev/terminal.hh"
47#include "params/Malta.hh"
48#include "sim/system.hh"
49
50using namespace std;
51using namespace TheISA;
52
53Malta::Malta(const Params *p)
54    : Platform(p), system(p->system)
55{
56    // set the back pointer from the system to myself
57    system->platform = this;
58
59    for (int i = 0; i < Malta::Max_CPUs; i++)
60        intr_sum_type[i] = 0;
61}
62
63Tick
64Malta::intrFrequency()
65{
66    return io->frequency();
67}
68
69void
70Malta::postConsoleInt()
71{
72    //see {Linux-src}/arch/mips/mips-boards/sim/sim_setup.c
73    io->postIntr(0x10/*HW4*/);
74}
75
76void
77Malta::clearConsoleInt()
78{
79    //FIXME: implement clearConsoleInt()
80    io->clearIntr(0x10/*HW4*/);
81}
82
83void
84Malta::postPciInt(int line)
85{
86    panic("Malta::postPciInt() has not been implemented.");
87}
88
89void
90Malta::clearPciInt(int line)
91{
92    panic("Malta::clearPciInt() has not been implemented.");
93}
94
95Addr
96Malta::pciToDma(Addr pciAddr) const
97{
98    panic("Malta::pciToDma() has not been implemented.");
99}
100
101void
102Malta::serialize(std::ostream &os)
103{
104    SERIALIZE_ARRAY(intr_sum_type, Malta::Max_CPUs);
105}
106
107void
108Malta::unserialize(Checkpoint *cp, const std::string &section)
109{
110    UNSERIALIZE_ARRAY(intr_sum_type, Malta::Max_CPUs);
111}
112
113Malta *
114MaltaParams::create()
115{
116    return new Malta(this);
117}
118