idle_event.cc revision 13905
13549SN/A/* 23549SN/A * Copyright (c) 2004-2005 The Regents of The University of Michigan 33549SN/A * All rights reserved. 43549SN/A * 53549SN/A * Redistribution and use in source and binary forms, with or without 63549SN/A * modification, are permitted provided that the following conditions are 73549SN/A * met: redistributions of source code must retain the above copyright 83549SN/A * notice, this list of conditions and the following disclaimer; 93549SN/A * redistributions in binary form must reproduce the above copyright 103549SN/A * notice, this list of conditions and the following disclaimer in the 113549SN/A * documentation and/or other materials provided with the distribution; 123549SN/A * neither the name of the copyright holders nor the names of its 133549SN/A * contributors may be used to endorse or promote products derived from 143549SN/A * this software without specific prior written permission. 153549SN/A * 163549SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 173549SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 183549SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 193549SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 203549SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 213549SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 223549SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 233549SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 243549SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 253549SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 263549SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 273549SN/A * 283549SN/A * Authors: Lisa Hsu 293549SN/A * Nathan Binkert 303549SN/A */ 313549SN/A 323565Sgblack@eecs.umich.edu#include "arch/alpha/idle_event.hh" 3311793Sbrandon.potter@amd.com 343565Sgblack@eecs.umich.edu#include "arch/alpha/kernel_stats.hh" 353549SN/A#include "cpu/thread_context.hh" 363549SN/A 375567Snate@binkert.orgusing namespace AlphaISA; 383549SN/A 393549SN/Avoid 403549SN/AIdleStartEvent::process(ThreadContext *tc) 413549SN/A{ 425569Snate@binkert.org if (tc->getKernelStats()) { 4313614Sgabeblack@google.com RegVal val = tc->readMiscRegNoEffect(IPR_PALtemp23); 4413905Sgabeblack@google.com auto *stats = dynamic_cast<AlphaISA::Kernel::Statistics *>( 4513905Sgabeblack@google.com tc->getKernelStats()); 4613905Sgabeblack@google.com assert(stats); 4713905Sgabeblack@google.com stats->setIdleProcess(val, tc); 485569Snate@binkert.org } 493549SN/A remove(); 503549SN/A} 51