df61a1d3ef
Put correct date in copyright headers based on bk changesets LICENSE: Updated copyright on license file README: Updaded readme to reflect shift to scons and linux support cpu/trace/reader/ibm_reader.cc: cpu/trace/reader/ibm_reader.hh: cpu/trace/reader/itx_reader.cc: cpu/trace/reader/itx_reader.hh: cpu/trace/reader/m5_reader.cc: cpu/trace/reader/m5_reader.hh: cpu/trace/reader/mem_trace_reader.cc: cpu/trace/reader/mem_trace_reader.hh: cpu/trace/trace_cpu.cc: cpu/trace/trace_cpu.hh: updated copyright (only changeset in 2004) kern/kernel_stats.cc: kern/kernel_stats.hh: updated copyright --HG-- extra : convert_revision : 726aed4b38ff4d230c63a570df83c63075b3c76f
97 lines
3.1 KiB
C++
97 lines
3.1 KiB
C++
/*
|
|
* Copyright (c) 2004 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
|
|
* Declaration of a memory trace reader for a M5 memory trace.
|
|
*/
|
|
|
|
#include "cpu/trace/reader/m5_reader.hh"
|
|
#include "mem/trace/m5_format.hh"
|
|
#include "mem/mem_cmd.hh"
|
|
#include "sim/builder.hh"
|
|
|
|
using namespace std;
|
|
|
|
M5Reader::M5Reader(const string &name, const string &filename)
|
|
: MemTraceReader(name)
|
|
{
|
|
traceFile.open(filename.c_str(), ios::binary);
|
|
}
|
|
|
|
Tick
|
|
M5Reader::getNextReq(MemReqPtr &req)
|
|
{
|
|
M5Format ref;
|
|
|
|
MemReqPtr tmp_req;
|
|
// Need to read EOF char before eof() will return true.
|
|
traceFile.read((char*) &ref, sizeof(ref));
|
|
if (!traceFile.eof()) {
|
|
//traceFile.read((char*) &ref, sizeof(ref));
|
|
#ifndef NDEBUG
|
|
int gcount = traceFile.gcount();
|
|
assert(gcount != 0 || traceFile.eof());
|
|
assert(gcount == sizeof(ref));
|
|
assert(ref.cmd < 12);
|
|
#endif
|
|
tmp_req = new MemReq();
|
|
tmp_req->paddr = ref.paddr;
|
|
tmp_req->asid = ref.asid;
|
|
// Assume asid == thread_num
|
|
tmp_req->thread_num = ref.asid;
|
|
tmp_req->cmd = (MemCmdEnum)ref.cmd;
|
|
tmp_req->size = ref.size;
|
|
tmp_req->dest = ref.dest;
|
|
} else {
|
|
ref.cycle = 0;
|
|
}
|
|
req = tmp_req;
|
|
return ref.cycle;
|
|
}
|
|
|
|
BEGIN_DECLARE_SIM_OBJECT_PARAMS(M5Reader)
|
|
|
|
Param<string> filename;
|
|
|
|
END_DECLARE_SIM_OBJECT_PARAMS(M5Reader)
|
|
|
|
|
|
BEGIN_INIT_SIM_OBJECT_PARAMS(M5Reader)
|
|
|
|
INIT_PARAM(filename, "trace file")
|
|
|
|
END_INIT_SIM_OBJECT_PARAMS(M5Reader)
|
|
|
|
|
|
CREATE_SIM_OBJECT(M5Reader)
|
|
{
|
|
return new M5Reader(getInstanceName(), filename);
|
|
}
|
|
|
|
REGISTER_SIM_OBJECT("M5Reader", M5Reader)
|