src/dev/baddev.cc

   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  */
  30
  31 /** @file
  32  * BadDevice implemenation
  33  */
  34
  35 #include <deque>
  36 #include <string>
  37 #include <vector>
  38
  39 #include "base/trace.hh"
  40 #include "dev/baddev.hh"
  41 #include "dev/platform.hh"
  42 #include "mem/port.hh"
  43 #include "sim/builder.hh"
  44 #include "sim/system.hh"
  45
  46 using namespace std;
  47 using namespace TheISA;
  48
  49 BadDevice::BadDevice(Params *p)
  50     : BasicPioDevice(p), devname(p->device_name)
  51 {
  52     pioSize = 0x10;
  53 }
  54
  55 Tick
  56 BadDevice::read(PacketPtr pkt)
  57 {
  58     panic("Device %s not imlpmented\n", devname);
  59     M5_DUMMY_RETURN
  60 }
  61
  62 Tick
  63 BadDevice::write(PacketPtr pkt)
  64 {
  65     panic("Device %s not imlpmented\n", devname);
  66     M5_DUMMY_RETURN
  67 }
  68
  69 BEGIN_DECLARE_SIM_OBJECT_PARAMS(BadDevice)
  70
  71     Param<string> devicename;
  72     Param<Addr> pio_addr;
  73     SimObjectParam<System *> system;
  74     SimObjectParam<Platform *> platform;
  75     Param<Tick> pio_latency;
  76
  77 END_DECLARE_SIM_OBJECT_PARAMS(BadDevice)
  78
  79 BEGIN_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
  87 END_INIT_SIM_OBJECT_PARAMS(BadDevice)
  88
  89 CREATE_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->device_name = devicename;
  98     return new BadDevice(p);
  99 }
 100
 101 REGISTER_SIM_OBJECT("BadDevice", BadDevice)