gem5/src/cpu/intr_control.cc

69 lines
2.5 KiB
C++

/*
* Copyright (c) 2002-2005 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
* Ron Dreslinski
*/
#include <string>
#include <vector>
#include "base/trace.hh"
#include "cpu/base.hh"
#include "cpu/thread_context.hh"
#include "cpu/intr_control.hh"
#include "sim/sim_object.hh"
using namespace std;
IntrControl::IntrControl(const Params *p)
: SimObject(p), sys(p->sys)
{}
void
IntrControl::post(int cpu_id, int int_num, int index)
{
DPRINTF(IntrControl, "post %d:%d (cpu %d)\n", int_num, index, cpu_id);
std::vector<ThreadContext *> &tcvec = sys->threadContexts;
BaseCPU *cpu = tcvec[cpu_id]->getCpuPtr();
cpu->postInterrupt(int_num, index);
}
void
IntrControl::clear(int cpu_id, int int_num, int index)
{
DPRINTF(IntrControl, "clear %d:%d (cpu %d)\n", int_num, index, cpu_id);
std::vector<ThreadContext *> &tcvec = sys->threadContexts;
BaseCPU *cpu = tcvec[cpu_id]->getCpuPtr();
cpu->clearInterrupt(int_num, index);
}
IntrControl *
IntrControlParams::create()
{
return new IntrControl(this);
}