baddev.cc revision 2539 
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/** @file
30 * BadDevice implemenation
31 */
32
33#include <deque>
34#include <string>
35#include <vector>
36
37#include "base/trace.hh"
38#include "cpu/exec_context.hh"
39#include "dev/baddev.hh"
40#include "dev/platform.hh"
41#include "mem/bus/bus.hh"
42#include "mem/bus/pio_interface.hh"
43#include "mem/bus/pio_interface_impl.hh"
44#include "mem/functional/memory_control.hh"
45#include "sim/builder.hh"
46#include "sim/system.hh"
47
48using namespace std;
49using namespace TheISA;
50
51BadDevice::BadDevice(Params *p)
52    : BasicPioDevice(p), devname(p->devic_ename)
53{
54    pioSize = 0xf;
55}
56
57Tick
58BadDevice::read(Packet &pkt)
59{
60    panic("Device %s not imlpmented\n", devname);
61}
62
63Tick
64BadDevice::write(Packet &pkt)
65{
66    panic("Device %s not imlpmented\n", devname);
67}
68
69BEGIN_DECLARE_SIM_OBJECT_PARAMS(BadDevice)
70
71    Param<string> devicename;
72    Param<Addr> pio_addr;
73    SimObjectParam<AlphaSystem *> system;
74    SimObjectParam<Platform *> platform;
75    Param<Tick> pio_latency;
76
77END_DECLARE_SIM_OBJECT_PARAMS(BadDevice)
78
79BEGIN_INIT_SIM_OBJECT_PARAMS(BadDevice)
80
81    INIT_PARAM(devicename, "Name of device to error on"),
82    INIT_PARAM(pio_addr, "Device Address"),
83    INIT_PARAM(system, "system object"),
84    INIT_PARAM(platform, "platform"),
85    INIT_PARAM_DFLT(pio_latency, "Programmed IO latency", 1000)
86
87END_INIT_SIM_OBJECT_PARAMS(BadDevice)
88
89CREATE_SIM_OBJECT(BadDevice)
90{
91    BadDevice::Params *p = new BadDevice::Params;
92    p->name =getInstanceName();
93    p->platform = platform;
94    p->pio_addr = pio_addr;
95    p->pio_delay = pio_latency;
96    p->system = system;
97    p->devicename = devicename;
98    return new BadDevice(p);
99}
100
101REGISTER_SIM_OBJECT("BadDevice", BadDevice)
102