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