76 lines
2.4 KiB
C++
76 lines
2.4 KiB
C++
/*
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* Copyright (c) 2002-2005 The Regents of The University of Michigan
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* @file Port object definitions.
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*/
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#include "base/chunk_generator.hh"
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#include "mem/port.hh"
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void
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Port::blobHelper(Addr addr, uint8_t *p, int size, Command cmd)
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{
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Request req;
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Packet pkt;
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pkt.req = &req;
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pkt.cmd = cmd;
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for (ChunkGenerator gen(addr, size, peerBlockSize());
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!gen.done(); gen.next()) {
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pkt.addr = req.paddr = gen.addr();
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pkt.size = req.size = gen.size();
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pkt.data = p;
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sendFunctional(pkt);
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p += gen.size();
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}
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}
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void
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Port::writeBlob(Addr addr, uint8_t *p, int size)
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{
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blobHelper(addr, p, size, Write);
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}
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void
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Port::readBlob(Addr addr, uint8_t *p, int size)
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{
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blobHelper(addr, p, size, Read);
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}
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void
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Port::memsetBlob(Addr addr, uint8_t val, int size)
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{
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// quick and dirty...
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uint8_t *buf = new uint8_t[size];
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memset(buf, val, size);
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blobHelper(addr, buf, size, Write);
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delete buf;
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}
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