ide_disk.cc revision 848
1/* 2 * Copyright (c) 2003 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 * Device model implementation for an IDE disk 31 */ 32 33#include <cerrno> 34#include <cstring> 35#include <deque> 36#include <string> 37 38#include "base/cprintf.hh" // csprintf 39#include "base/trace.hh" 40#include "dev/disk_image.hh" 41#include "dev/ide_disk.hh" 42#include "sim/builder.hh" 43#include "sim/sim_object.hh" 44#include "sim/universe.hh" 45 46using namespace std; 47 48IdeDisk::IdeDisk(const string &name, DiskImage *img, int delay) 49 : SimObject(name), ctrl(NULL), image(img) 50{ 51 diskDelay = delay * ticksPerSecond / 1000; 52} 53 54IdeDisk::~IdeDisk() 55{ 56} 57 58void 59IdeDisk::serialize(ostream &os) 60{ 61} 62 63void 64IdeDisk::unserialize(Checkpoint *cp, const string §ion) 65{ 66} 67 68#ifndef DOXYGEN_SHOULD_SKIP_THIS 69 70BEGIN_DECLARE_SIM_OBJECT_PARAMS(IdeDisk) 71 72 SimObjectParam<DiskImage *> image; 73 Param<int> disk_delay; 74 75END_DECLARE_SIM_OBJECT_PARAMS(IdeDisk) 76 77BEGIN_INIT_SIM_OBJECT_PARAMS(IdeDisk) 78 79 INIT_PARAM(image, "Disk image"), 80 INIT_PARAM_DFLT(disk_delay, "Fixed disk delay in milliseconds", 0) 81 82END_INIT_SIM_OBJECT_PARAMS(IdeDisk) 83 84 85CREATE_SIM_OBJECT(IdeDisk) 86{ 87 return new IdeDisk(getInstanceName(), image, disk_delay); 88} 89 90REGISTER_SIM_OBJECT("IdeDisk", IdeDisk) 91 92#endif //DOXYGEN_SHOULD_SKIP_THIS 93