malta.cc revision 5222:bb733a878f85 
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 "cpu/intr_control.hh"
41#include "dev/simconsole.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 "params/Malta.hh"
47#include "sim/system.hh"
48
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     //panic("Malta::postConsoleInt() has not been implemented.");
73    io->postIntr(0x10/*HW4*/);//see {Linux-src}/arch/mips/mips-boards/sim/sim_setup.c
74}
75
76void
77Malta::clearConsoleInt()
78{
79        //FIXME: implement clearConsoleInt()
80        //warn("Malta::clearConsoleInt() has not been implemented.");
81    io->clearIntr(0x10/*HW4*/);
82}
83
84void
85Malta::postPciInt(int line)
86{
87                panic("Malta::postPciInt() has not been implemented.");
88    //cchip->postDRIR(line);
89}
90
91void
92Malta::clearPciInt(int line)
93{
94                panic("Malta::clearPciInt() has not been implemented.");
95    //cchip->clearDRIR(line);
96}
97
98Addr
99Malta::pciToDma(Addr pciAddr) const
100{
101                panic("Malta::pciToDma() has not been implemented.");
102    return pchip->translatePciToDma(pciAddr);
103}
104
105
106Addr
107Malta::calcConfigAddr(int bus, int dev, int func)
108{
109        panic("Malta::calcConfigAddr() has not been implemented.");
110   return pchip->calcConfigAddr(bus, dev, func);
111}
112
113void
114Malta::serialize(std::ostream &os)
115{
116
117    SERIALIZE_ARRAY(intr_sum_type, Malta::Max_CPUs);
118}
119
120void
121Malta::unserialize(Checkpoint *cp, const std::string &section)
122{
123    UNSERIALIZE_ARRAY(intr_sum_type, Malta::Max_CPUs);
124}
125
126Malta *
127MaltaParams::create()
128{
129    return new Malta(this);
130}
131