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 #include "sim/builder.hh"
  44
  45 using namespace std;
  46
  47 Tru64AlphaSystem::Tru64AlphaSystem(Tru64AlphaSystem::Params *p)
  48     : AlphaSystem(p)
  49 {
  50     Addr addr = 0;
  51     if (kernelSymtab->findAddress("enable_async_printf", addr)) {
  52         virtPort.write(addr, (uint32_t)0);
  53     }
  54
  55 #ifdef DEBUG
  56     kernelPanicEvent = addKernelFuncEvent<BreakPCEvent>("panic");
  57     if (!kernelPanicEvent)
  58         panic("could not find kernel symbol \'panic\'");
  59 #endif
  60
  61     badaddrEvent = addKernelFuncEvent<BadAddrEvent>("badaddr");
  62     if (!badaddrEvent)
  63         panic("could not find kernel symbol \'badaddr\'");
  64
  65     skipPowerStateEvent =
  66         addKernelFuncEvent<SkipFuncEvent>("tl_v48_capture_power_state");
  67     skipScavengeBootEvent =
  68         addKernelFuncEvent<SkipFuncEvent>("pmap_scavenge_boot");
  69
  70 #if TRACING_ON
  71     printfEvent = addKernelFuncEvent<PrintfEvent>("printf");
  72     debugPrintfEvent = addKernelFuncEvent<DebugPrintfEvent>("m5printf");
  73     debugPrintfrEvent = addKernelFuncEvent<DebugPrintfrEvent>("m5printfr");
  74     dumpMbufEvent = addKernelFuncEvent<DumpMbufEvent>("m5_dump_mbuf");
  75 #endif
  76 }
  77
  78 Tru64AlphaSystem::~Tru64AlphaSystem()
  79 {
  80 #ifdef DEBUG
  81     delete kernelPanicEvent;
  82 #endif
  83     delete badaddrEvent;
  84     delete skipPowerStateEvent;
  85     delete skipScavengeBootEvent;
  86 #if TRACING_ON
  87     delete printfEvent;
  88     delete debugPrintfEvent;
  89     delete debugPrintfrEvent;
  90     delete dumpMbufEvent;
  91 #endif
  92 }
  93
  94 BEGIN_DECLARE_SIM_OBJECT_PARAMS(Tru64AlphaSystem)
  95
  96     Param<Tick> boot_cpu_frequency;
  97     SimObjectParam<PhysicalMemory *> physmem;
  98
  99     Param<string> kernel;
 100     Param<string> console;
 101     Param<string> pal;
 102
 103     Param<string> boot_osflags;
 104     Param<string> readfile;
 105     Param<unsigned int> init_param;
 106
 107     Param<uint64_t> system_type;
 108     Param<uint64_t> system_rev;
 109
 110 END_DECLARE_SIM_OBJECT_PARAMS(Tru64AlphaSystem)
 111
 112 BEGIN_INIT_SIM_OBJECT_PARAMS(Tru64AlphaSystem)
 113
 114     INIT_PARAM(boot_cpu_frequency, "frequency of the boot cpu"),
 115     INIT_PARAM(physmem, "phsyical memory"),
 116     INIT_PARAM(kernel, "file that contains the kernel code"),
 117     INIT_PARAM(console, "file that contains the console code"),
 118     INIT_PARAM(pal, "file that contains palcode"),
 119     INIT_PARAM_DFLT(boot_osflags, "flags to pass to the kernel during boot",
 120                     "a"),
 121     INIT_PARAM_DFLT(readfile, "file to read startup script from", ""),
 122     INIT_PARAM_DFLT(init_param, "numerical value to pass into simulator", 0),
 123     INIT_PARAM_DFLT(system_type, "Type of system we are emulating", 12),
 124     INIT_PARAM_DFLT(system_rev, "Revision of system we are emulating", 2<<1)
 125
 126 END_INIT_SIM_OBJECT_PARAMS(Tru64AlphaSystem)
 127
 128 CREATE_SIM_OBJECT(Tru64AlphaSystem)
 129 {
 130     AlphaSystem::Params *p = new AlphaSystem::Params;
 131     p->name = getInstanceName();
 132     p->boot_cpu_frequency = boot_cpu_frequency;
 133     p->physmem = physmem;
 134     p->kernel_path = kernel;
 135     p->console_path = console;
 136     p->palcode = pal;
 137     p->boot_osflags = boot_osflags;
 138     p->init_param = init_param;
 139     p->readfile = readfile;
 140     p->system_type = system_type;
 141     p->system_rev = system_rev;
 142
 143     return new Tru64AlphaSystem(p);
 144 }
 145
 146 REGISTER_SIM_OBJECT("Tru64AlphaSystem", Tru64AlphaSystem)