kern/tru64/tru64_events.cc

   1 /*
   2  * Copyright (c) 2003-2005 The Regents of The University of Michigan
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met: redistributions of source code must retain the above copyright
   8  * notice, this list of conditions and the following disclaimer;
   9  * redistributions in binary form must reproduce the above copyright
  10  * notice, this list of conditions and the following disclaimer in the
  11  * documentation and/or other materials provided with the distribution;
  12  * neither the name of the copyright holders nor the names of its
  13  * contributors may be used to endorse or promote products derived from
  14  * this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include "cpu/exec_context.hh"
  30 #include "cpu/base.hh"
  31 #include "kern/system_events.hh"
  32 #include "kern/tru64/tru64_events.hh"
  33 #include "kern/tru64/dump_mbuf.hh"
  34 #include "kern/tru64/printf.hh"
  35 #include "mem/functional/memory_control.hh"
  36 #include "arch/arguments.hh"
  37 #include "arch/isa_traits.hh"
  38 #include "sim/system.hh"
  39
  40 using namespace TheISA;
  41
  42 //void SkipFuncEvent::process(ExecContext *xc);
  43
  44 void
  45 BadAddrEvent::process(ExecContext *xc)
  46 {
  47     // The following gross hack is the equivalent function to the
  48     // annotation for vmunix::badaddr in:
  49     // simos/simulation/apps/tcl/osf/tlaser.tcl
  50
  51     uint64_t a0 = xc->readIntReg(ArgumentReg0);
  52
  53     if (!TheISA::IsK0Seg(a0) ||
  54         xc->getSystemPtr()->memctrl->badaddr(
  55             TheISA::K0Seg2Phys(a0) & EV5::PAddrImplMask)) {
  56
  57         DPRINTF(BADADDR, "badaddr arg=%#x bad\n", a0);
  58         xc->setIntReg(ReturnValueReg, 0x1);
  59         SkipFuncEvent::process(xc);
  60     }
  61     else
  62         DPRINTF(BADADDR, "badaddr arg=%#x good\n", a0);
  63 }
  64
  65 void
  66 PrintfEvent::process(ExecContext *xc)
  67 {
  68     if (DTRACE(Printf)) {
  69         DebugOut() << curTick << ": " << xc->getCpuPtr()->name() << ": ";
  70
  71         AlphaArguments args(xc);
  72         tru64::Printf(args);
  73     }
  74 }
  75
  76 void
  77 DebugPrintfEvent::process(ExecContext *xc)
  78 {
  79     if (DTRACE(DebugPrintf)) {
  80         if (!raw)
  81             DebugOut() << curTick << ": " << xc->getCpuPtr()->name() << ": ";
  82
  83         AlphaArguments args(xc);
  84         tru64::Printf(args);
  85     }
  86 }
  87
  88 void
  89 DumpMbufEvent::process(ExecContext *xc)
  90 {
  91     if (DTRACE(DebugPrintf)) {
  92         AlphaArguments args(xc);
  93         tru64::DumpMbuf(args);
  94     }
  95 }