src/arch/alpha/tru64/system.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  * Authors: Nathan Binkert
  29  *          Lisa Hsu
  30  */
  31
  32 #include "arch/alpha/tru64/system.hh"
  33 #include "arch/isa_traits.hh"
  34 #include "arch/vtophys.hh"
  35 #include "base/loader/symtab.hh"
  36 #include "base/trace.hh"
  37 #include "cpu/base.hh"
  38 #include "cpu/thread_context.hh"
  39 #include "kern/tru64/tru64_events.hh"
  40 #include "kern/system_events.hh"
  41 #include "mem/physical.hh"
  42 #include "mem/port.hh"
  43
  44 using namespace std;
  45
  46 Tru64AlphaSystem::Tru64AlphaSystem(Tru64AlphaSystem::Params *p)
  47     : AlphaSystem(p)
  48 {
  49     Addr addr = 0;
  50     if (kernelSymtab->findAddress("enable_async_printf", addr)) {
  51         virtPort.write(addr, (uint32_t)0);
  52     }
  53
  54 #ifdef DEBUG
  55     kernelPanicEvent = addKernelFuncEvent<BreakPCEvent>("panic");
  56     if (!kernelPanicEvent)
  57         panic("could not find kernel symbol \'panic\'");
  58 #endif
  59
  60     badaddrEvent = addKernelFuncEvent<BadAddrEvent>("badaddr");
  61     if (!badaddrEvent)
  62         panic("could not find kernel symbol \'badaddr\'");
  63
  64     skipPowerStateEvent =
  65         addKernelFuncEvent<SkipFuncEvent>("tl_v48_capture_power_state");
  66     skipScavengeBootEvent =
  67         addKernelFuncEvent<SkipFuncEvent>("pmap_scavenge_boot");
  68
  69 #if TRACING_ON
  70     printfEvent = addKernelFuncEvent<PrintfEvent>("printf");
  71     debugPrintfEvent = addKernelFuncEvent<DebugPrintfEvent>("m5printf");
  72     debugPrintfrEvent = addKernelFuncEvent<DebugPrintfrEvent>("m5printfr");
  73     dumpMbufEvent = addKernelFuncEvent<DumpMbufEvent>("m5_dump_mbuf");
  74 #endif
  75 }
  76
  77 Tru64AlphaSystem::~Tru64AlphaSystem()
  78 {
  79 #ifdef DEBUG
  80     delete kernelPanicEvent;
  81 #endif
  82     delete badaddrEvent;
  83     delete skipPowerStateEvent;
  84     delete skipScavengeBootEvent;
  85 #if TRACING_ON
  86     delete printfEvent;
  87     delete debugPrintfEvent;
  88     delete debugPrintfrEvent;
  89     delete dumpMbufEvent;
  90 #endif
  91 }
  92
  93 Tru64AlphaSystem *
  94 Tru64AlphaSystemParams::create()
  95 {
  96     return new Tru64AlphaSystem(this);
  97 }