baddev.cc revision 892 
1/*
2 * Copyright (c) 2004 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/scsi_ctrl.hh"
40#include "dev/baddev.hh"
41#include "dev/tsunamireg.h"
42#include "dev/tsunami.hh"
43#include "mem/functional_mem/memory_control.hh"
44#include "sim/builder.hh"
45#include "sim/system.hh"
46
47using namespace std;
48
49BadDevice::BadDevice(const string &name, Addr a, MemoryController *mmu,
50                     const string &devicename)
51    : FunctionalMemory(name), addr(a), devname(devicename)
52{
53    mmu->add_child(this, Range<Addr>(addr, addr + size));
54}
55
56Fault
57BadDevice::read(MemReqPtr &req, uint8_t *data)
58{
59
60    panic("Device %s not imlpmented\n", devname);
61    return No_Fault;
62}
63
64Fault
65BadDevice::write(MemReqPtr &req, const uint8_t *data)
66{
67    panic("Device %s not imlpmented\n", devname);
68    return No_Fault;
69}
70
71
72BEGIN_DECLARE_SIM_OBJECT_PARAMS(BadDevice)
73
74    SimObjectParam<MemoryController *> mmu;
75    Param<Addr> addr;
76    Param<string> devicename;
77
78END_DECLARE_SIM_OBJECT_PARAMS(BadDevice)
79
80BEGIN_INIT_SIM_OBJECT_PARAMS(BadDevice)
81
82    INIT_PARAM(mmu, "Memory Controller"),
83    INIT_PARAM(addr, "Device Address"),
84    INIT_PARAM(devicename, "Name of device to error on")
85
86END_INIT_SIM_OBJECT_PARAMS(BadDevice)
87
88CREATE_SIM_OBJECT(BadDevice)
89{
90    return new BadDevice(getInstanceName(), addr, mmu, devicename);
91}
92
93REGISTER_SIM_OBJECT("BadDevice", BadDevice)
94