dev/tsunami.cc

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