device.hh revision 793 
16691Stjones1@inf.ed.ac.uk/*
26691Stjones1@inf.ed.ac.uk * Copyright (c) 2003 The Regents of The University of Michigan
36691Stjones1@inf.ed.ac.uk * All rights reserved.
46691Stjones1@inf.ed.ac.uk *
56691Stjones1@inf.ed.ac.uk * Redistribution and use in source and binary forms, with or without
66691Stjones1@inf.ed.ac.uk * modification, are permitted provided that the following conditions are
76691Stjones1@inf.ed.ac.uk * met: redistributions of source code must retain the above copyright
86691Stjones1@inf.ed.ac.uk * notice, this list of conditions and the following disclaimer;
96691Stjones1@inf.ed.ac.uk * redistributions in binary form must reproduce the above copyright
106691Stjones1@inf.ed.ac.uk * notice, this list of conditions and the following disclaimer in the
116691Stjones1@inf.ed.ac.uk * documentation and/or other materials provided with the distribution;
126691Stjones1@inf.ed.ac.uk * neither the name of the copyright holders nor the names of its
136691Stjones1@inf.ed.ac.uk * contributors may be used to endorse or promote products derived from
146691Stjones1@inf.ed.ac.uk * this software without specific prior written permission.
156691Stjones1@inf.ed.ac.uk *
166691Stjones1@inf.ed.ac.uk * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
176691Stjones1@inf.ed.ac.uk * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
186691Stjones1@inf.ed.ac.uk * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
196691Stjones1@inf.ed.ac.uk * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
206691Stjones1@inf.ed.ac.uk * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
216691Stjones1@inf.ed.ac.uk * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
226691Stjones1@inf.ed.ac.uk * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
236691Stjones1@inf.ed.ac.uk * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
246691Stjones1@inf.ed.ac.uk * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
256691Stjones1@inf.ed.ac.uk * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
266691Stjones1@inf.ed.ac.uk * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
276691Stjones1@inf.ed.ac.uk */
286691Stjones1@inf.ed.ac.uk
296691Stjones1@inf.ed.ac.uk/* @file
306691Stjones1@inf.ed.ac.uk * PCI configspace devices
316691Stjones1@inf.ed.ac.uk */
326691Stjones1@inf.ed.ac.uk
336691Stjones1@inf.ed.ac.uk#ifndef __PCI_DEV_HH__
346691Stjones1@inf.ed.ac.uk#define __PCI_DEV_HH__
356691Stjones1@inf.ed.ac.uk
366691Stjones1@inf.ed.ac.uk#include "mem/functional_mem/mmap_device.hh"
376691Stjones1@inf.ed.ac.uk#include "dev/pcireg.h"
386691Stjones1@inf.ed.ac.ukclass PCIConfigAll;
396691Stjones1@inf.ed.ac.uk
406691Stjones1@inf.ed.ac.uk/*
416691Stjones1@inf.ed.ac.uk * PCI device configuration device.
426691Stjones1@inf.ed.ac.uk * Each device is connected to a PCIConfigSpace device
436691Stjones1@inf.ed.ac.uk * which returns -1 for everything but the pcidevs that
446691Stjones1@inf.ed.ac.uk * register with it. This object registers with the PCIConfig space
456691Stjones1@inf.ed.ac.uk * object.
466691Stjones1@inf.ed.ac.uk */
476691Stjones1@inf.ed.ac.ukclass PciDev : public MMapDevice
486691Stjones1@inf.ed.ac.uk{
496691Stjones1@inf.ed.ac.uk  private:
506691Stjones1@inf.ed.ac.uk    uint32_t Bus;
516691Stjones1@inf.ed.ac.uk    uint32_t Device;
526691Stjones1@inf.ed.ac.uk    uint32_t Function;
536691Stjones1@inf.ed.ac.uk  public:
546691Stjones1@inf.ed.ac.uk    PciDev(const std::string &name, PCIConfigAll *cf, uint32_t bus,
556691Stjones1@inf.ed.ac.uk           uint32_t dev, uint32_t func);
566691Stjones1@inf.ed.ac.uk
576691Stjones1@inf.ed.ac.uk    PCIConfigAll *ConfigSpace;
586691Stjones1@inf.ed.ac.uk    PCIConfig config;
596691Stjones1@inf.ed.ac.uk    uint32_t BARSize[6];
606691Stjones1@inf.ed.ac.uk
616691Stjones1@inf.ed.ac.uk    virtual void WriteConfig(int offset, int size, uint32_t data);
626691Stjones1@inf.ed.ac.uk    virtual void ReadConfig(int offset, int size, uint8_t *data);
636691Stjones1@inf.ed.ac.uk
646691Stjones1@inf.ed.ac.uk
656691Stjones1@inf.ed.ac.uk    virtual void serialize(std::ostream &os);
666691Stjones1@inf.ed.ac.uk    virtual void unserialize(Checkpoint *cp, const std::string &section);
676691Stjones1@inf.ed.ac.uk};
686691Stjones1@inf.ed.ac.uk
696691Stjones1@inf.ed.ac.uk#endif // __PCI_DEV_HH__
706691Stjones1@inf.ed.ac.uk