src/dev/Ide.py

   1 # Copyright (c) 2005-2007 The Regents of The University of Michigan
   2 # All rights reserved.
   3 #
   4 # Redistribution and use in source and binary forms, with or without
   5 # modification, are permitted provided that the following conditions are
   6 # met: redistributions of source code must retain the above copyright
   7 # notice, this list of conditions and the following disclaimer;
   8 # redistributions in binary form must reproduce the above copyright
   9 # notice, this list of conditions and the following disclaimer in the
  10 # documentation and/or other materials provided with the distribution;
  11 # neither the name of the copyright holders nor the names of its
  12 # contributors may be used to endorse or promote products derived from
  13 # this software without specific prior written permission.
  14 #
  15 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  16 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  17 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  18 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  19 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  20 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  21 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  22 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  23 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  25 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26 #
  27 # Authors: Nathan Binkert
  28
  29 from m5.SimObject import SimObject
  30 from m5.params import *
  31 from Pci import PciDevice
  32
  33 class IdeID(Enum): vals = ['master', 'slave']
  34
  35 class IdeDisk(SimObject):
  36     type = 'IdeDisk'
  37     delay = Param.Latency('1us', "Fixed disk delay in microseconds")
  38     driveID = Param.IdeID('master', "Drive ID")
  39     image = Param.DiskImage("Disk image")
  40
  41 class IdeController(PciDevice):
  42     type = 'IdeController'
  43     disks = VectorParam.IdeDisk("IDE disks attached to this controller")
  44
  45     VendorID = 0x8086
  46     DeviceID = 0x7111
  47     Command = 0x0
  48     Status = 0x280
  49     Revision = 0x0
  50     ClassCode = 0x01
  51     SubClassCode = 0x01
  52     ProgIF = 0x85
  53     BAR0 = 0x00000001
  54     BAR1 = 0x00000001
  55     BAR2 = 0x00000001
  56     BAR3 = 0x00000001
  57     BAR4 = 0x00000001
  58     BAR5 = 0x00000001
  59     InterruptLine = 0x1f
  60     InterruptPin = 0x01
  61     BAR0Size = '8B'
  62     BAR1Size = '4B'
  63     BAR2Size = '8B'
  64     BAR3Size = '4B'
  65     BAR4Size = '16B'
  66
  67     io_shift = Param.UInt32(0x0, "IO port shift");
  68     ctrl_offset = Param.UInt32(0x0, "IDE disk control offset")