src/dev/x86/pc.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  * Authors: Gabe Black
  29  */
  30
  31 /** @file
  32  * Implementation of PC platform.
  33  */
  34
  35 #include <deque>
  36 #include <string>
  37 #include <vector>
  38
  39 #include "arch/x86/x86_traits.hh"
  40 #include "cpu/intr_control.hh"
  41 #include "dev/simconsole.hh"
  42 #include "dev/x86/pc.hh"
  43 #include "sim/system.hh"
  44
  45 using namespace std;
  46 using namespace TheISA;
  47
  48 PC::PC(const Params *p)
  49     : Platform(p), system(p->system)
  50 {
  51     // set the back pointer from the system to myself
  52     system->platform = this;
  53 }
  54
  55 Tick
  56 PC::intrFrequency()
  57 {
  58     panic("Need implementation\n");
  59     M5_DUMMY_RETURN
  60 }
  61
  62 void
  63 PC::postConsoleInt()
  64 {
  65     warn_once("Don't know what interrupt to post for console.\n");
  66     //panic("Need implementation\n");
  67 }
  68
  69 void
  70 PC::clearConsoleInt()
  71 {
  72     warn_once("Don't know what interrupt to clear for console.\n");
  73     //panic("Need implementation\n");
  74 }
  75
  76 void
  77 PC::postPciInt(int line)
  78 {
  79     panic("Need implementation\n");
  80 }
  81
  82 void
  83 PC::clearPciInt(int line)
  84 {
  85     panic("Need implementation\n");
  86 }
  87
  88 Addr
  89 PC::pciToDma(Addr pciAddr) const
  90 {
  91     panic("Need implementation\n");
  92     M5_DUMMY_RETURN
  93 }
  94
  95
  96 Addr
  97 PC::calcConfigAddr(int bus, int dev, int func)
  98 {
  99     assert(func < 8);
 100     assert(dev < 32);
 101     assert(bus == 0);
 102     return (PhysAddrPrefixPciConfig | (func << 8) | (dev << 11));
 103 }
 104
 105 PC *
 106 PCParams::create()
 107 {
 108     return new PC(this);
 109 }