dev/tsunami.cc

   1 /*
   2  * Copyright (c) 2004-2005 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 /** @file
  30  * Implementation of Tsunami platform.
  31  */
  32
  33 #include <deque>
  34 #include <string>
  35 #include <vector>
  36
  37 #include "cpu/intr_control.hh"
  38 #include "dev/simconsole.hh"
  39 #include "dev/ide_ctrl.hh"
  40 #include "dev/tsunami_cchip.hh"
  41 #include "dev/tsunami_pchip.hh"
  42 #include "dev/tsunami_io.hh"
  43 #include "dev/tsunami.hh"
  44 #include "dev/pciconfigall.hh"
  45 #include "sim/builder.hh"
  46 #include "sim/system.hh"
  47
  48 using namespace std;
  49 //Should this be AlphaISA?
  50 using namespace TheISA;
  51
  52 Tsunami::Tsunami(const string &name, System *s, IntrControl *ic,
  53                  PciConfigAll *pci)
  54     : Platform(name, ic, pci), system(s)
  55 {
  56     // set the back pointer from the system to myself
  57     system->platform = this;
  58
  59     for (int i = 0; i < Tsunami::Max_CPUs; i++)
  60         intr_sum_type[i] = 0;
  61 }
  62
  63 Tick
  64 Tsunami::intrFrequency()
  65 {
  66     return io->frequency();
  67 }
  68
  69 void
  70 Tsunami::postConsoleInt()
  71 {
  72     io->postPIC(0x10);
  73 }
  74
  75 void
  76 Tsunami::clearConsoleInt()
  77 {
  78     io->clearPIC(0x10);
  79 }
  80
  81 void
  82 Tsunami::postPciInt(int line)
  83 {
  84     cchip->postDRIR(line);
  85 }
  86
  87 void
  88 Tsunami::clearPciInt(int line)
  89 {
  90     cchip->clearDRIR(line);
  91 }
  92
  93 Addr
  94 Tsunami::pciToDma(Addr pciAddr) const
  95 {
  96     return pchip->translatePciToDma(pciAddr);
  97 }
  98
  99 void
 100 Tsunami::serialize(std::ostream &os)
 101 {
 102     SERIALIZE_ARRAY(intr_sum_type, Tsunami::Max_CPUs);
 103 }
 104
 105 void
 106 Tsunami::unserialize(Checkpoint *cp, const std::string &section)
 107 {
 108     UNSERIALIZE_ARRAY(intr_sum_type, Tsunami::Max_CPUs);
 109 }
 110
 111 BEGIN_DECLARE_SIM_OBJECT_PARAMS(Tsunami)
 112
 113     SimObjectParam<System *> system;
 114     SimObjectParam<IntrControl *> intrctrl;
 115     SimObjectParam<PciConfigAll *> pciconfig;
 116
 117 END_DECLARE_SIM_OBJECT_PARAMS(Tsunami)
 118
 119 BEGIN_INIT_SIM_OBJECT_PARAMS(Tsunami)
 120
 121     INIT_PARAM(system, "system"),
 122     INIT_PARAM(intrctrl, "interrupt controller"),
 123     INIT_PARAM(pciconfig, "PCI configuration")
 124
 125 END_INIT_SIM_OBJECT_PARAMS(Tsunami)
 126
 127 CREATE_SIM_OBJECT(Tsunami)
 128 {
 129     return new Tsunami(getInstanceName(), system, intrctrl, pciconfig);
 130 }
 131
 132 REGISTER_SIM_OBJECT("Tsunami", Tsunami)