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Diffstat (limited to 'src/dev/simple_disk.hh')
-rw-r--r-- | src/dev/simple_disk.hh | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/src/dev/simple_disk.hh b/src/dev/simple_disk.hh new file mode 100644 index 000000000..9f588cb95 --- /dev/null +++ b/src/dev/simple_disk.hh @@ -0,0 +1,64 @@ +/* + * Copyright (c) 2001-2005 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. + * + * Authors: Nathan Binkert + */ + +/* @file + * Simple disk interface for the system console + */ + +#ifndef __DEV_SIMPLE_DISK_HH__ +#define __DEV_SIMPLE_DISK_HH__ + +#include "sim/sim_object.hh" +#include "arch/isa_traits.hh" + +class DiskImage; +class System; + +/* + * Trivial interface to a disk image used by the System Console + */ +class SimpleDisk : public SimObject +{ + public: + typedef uint64_t baddr_t; + + protected: + System *system; + DiskImage *image; + + public: + SimpleDisk(const std::string &name, System *sys, DiskImage *img); + ~SimpleDisk(); + + void read(Addr addr, baddr_t block, int count) const; + void write(Addr addr, baddr_t block, int count); +}; + +#endif // __DEV_SIMPLE_DISK_HH__ |