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-/*
- * Copyright (c) 2004-2005 The Regents of The University of Michigan
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met: redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer;
- * redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution;
- * neither the name of the copyright holders nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/** @file
- * This devices just panics when touched. For example if you have a
- * kernel that touches the frame buffer which isn't allowed.
- */
-
-#ifndef __DEV_BADDEV_HH__
-#define __DEV_BADDEV_HH__
-
-#include "base/range.hh"
-#include "dev/io_device.hh"
-
-class MemoryController;
-
-/**
- * BadDevice
- * This device just panics when accessed. It is supposed to warn
- * the user that the kernel they are running has unsupported
- * options (i.e. frame buffer)
- */
-class BadDevice : public PioDevice
-{
- private:
- Addr addr;
- static const Addr size = 0xf;
-
- std::string devname;
-
- public:
- /**
- * Constructor for the Baddev Class.
- * @param name name of the object
- * @param a base address of the write
- * @param mmu the memory controller
- * @param hier object to store parameters universal the device hierarchy
- * @param bus The bus that this device is attached to
- * @param devicename device that is not implemented
- */
- BadDevice(const std::string &name, Addr a, MemoryController *mmu,
- HierParams *hier, Bus *bus, const std::string &devicename);
-
- /**
- * On a read event we just panic aand hopefully print a
- * meaningful error message.
- * @param req Contains the address to read from.
- * @param data A pointer to write the read data to.
- * @return The fault condition of the access.
- */
- virtual Fault read(MemReqPtr &req, uint8_t *data);
-
- /**
- * On a write event we just panic aand hopefully print a
- * meaningful error message.
- * @param req Contains the address to write to.
- * @param data The data to write.
- * @return The fault condition of the access.
- */
- virtual Fault write(MemReqPtr &req, const uint8_t *data);
-
- /**
- * Return how long this access will take.
- * @param req the memory request to calcuate
- * @return Tick when the request is done
- */
- Tick cacheAccess(MemReqPtr &req);
-};
-
-#endif // __DEV_BADDEV_HH__