faults.cc revision 7720:65d338a8dba4
19020Sgblack@eecs.umich.edu/* 29020Sgblack@eecs.umich.edu * Copyright (c) 2003-2005 The Regents of The University of Michigan 39020Sgblack@eecs.umich.edu * All rights reserved. 49020Sgblack@eecs.umich.edu * 59020Sgblack@eecs.umich.edu * Redistribution and use in source and binary forms, with or without 69020Sgblack@eecs.umich.edu * modification, are permitted provided that the following conditions are 79020Sgblack@eecs.umich.edu * met: redistributions of source code must retain the above copyright 89020Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer; 99020Sgblack@eecs.umich.edu * redistributions in binary form must reproduce the above copyright 109020Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer in the 119020Sgblack@eecs.umich.edu * documentation and/or other materials provided with the distribution; 129020Sgblack@eecs.umich.edu * neither the name of the copyright holders nor the names of its 139020Sgblack@eecs.umich.edu * contributors may be used to endorse or promote products derived from 149020Sgblack@eecs.umich.edu * this software without specific prior written permission. 159020Sgblack@eecs.umich.edu * 169020Sgblack@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 179020Sgblack@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 189020Sgblack@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 199020Sgblack@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 209020Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 219020Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 229020Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 239020Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 249020Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 259020Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 269020Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 279020Sgblack@eecs.umich.edu * 289020Sgblack@eecs.umich.edu * Authors: Nathan Binkert 299020Sgblack@eecs.umich.edu * Gabe Black 309020Sgblack@eecs.umich.edu */ 319020Sgblack@eecs.umich.edu 329020Sgblack@eecs.umich.edu#include "arch/isa_traits.hh" 339020Sgblack@eecs.umich.edu#include "base/misc.hh" 349022Sgblack@eecs.umich.edu#include "cpu/thread_context.hh" 359022Sgblack@eecs.umich.edu#include "cpu/base.hh" 369022Sgblack@eecs.umich.edu#include "sim/faults.hh" 379020Sgblack@eecs.umich.edu#include "sim/process.hh" 389020Sgblack@eecs.umich.edu#include "mem/page_table.hh" 399020Sgblack@eecs.umich.edu 409020Sgblack@eecs.umich.edu#if !FULL_SYSTEM 419022Sgblack@eecs.umich.eduvoid FaultBase::invoke(ThreadContext * tc, StaticInstPtr inst) 429022Sgblack@eecs.umich.edu{ 439022Sgblack@eecs.umich.edu panic("fault (%s) detected @ PC %s", name(), tc->pcState()); 449022Sgblack@eecs.umich.edu} 459022Sgblack@eecs.umich.edu#else 469022Sgblack@eecs.umich.eduvoid FaultBase::invoke(ThreadContext * tc, StaticInstPtr inst) 479022Sgblack@eecs.umich.edu{ 489022Sgblack@eecs.umich.edu DPRINTF(Fault, "Fault %s at PC: %s\n", name(), tc->pcState()); 499022Sgblack@eecs.umich.edu assert(!tc->misspeculating()); 509022Sgblack@eecs.umich.edu} 519022Sgblack@eecs.umich.edu#endif 529022Sgblack@eecs.umich.edu 539022Sgblack@eecs.umich.eduvoid UnimpFault::invoke(ThreadContext * tc, StaticInstPtr inst) 549022Sgblack@eecs.umich.edu{ 559022Sgblack@eecs.umich.edu panic("Unimpfault: %s\n", panicStr.c_str()); 569022Sgblack@eecs.umich.edu} 579022Sgblack@eecs.umich.edu 589022Sgblack@eecs.umich.edu#if !FULL_SYSTEM 599020Sgblack@eecs.umich.eduvoid GenericPageTableFault::invoke(ThreadContext *tc, StaticInstPtr inst) 609020Sgblack@eecs.umich.edu{ 619020Sgblack@eecs.umich.edu Process *p = tc->getProcessPtr(); 629020Sgblack@eecs.umich.edu 63 if (!p->checkAndAllocNextPage(vaddr)) 64 panic("Page table fault when accessing virtual address %#x\n", vaddr); 65 66} 67 68void GenericAlignmentFault::invoke(ThreadContext *tc, StaticInstPtr inst) 69{ 70 panic("Alignment fault when accessing virtual address %#x\n", vaddr); 71} 72#endif 73