I8042.py revision 14290:fa11f961ae4e 
1# Copyright (c) 2008 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: Gabe Black
28
29from m5.params import *
30from m5.proxy import *
31from m5.objects.Device import BasicPioDevice
32from m5.objects.IntPin import IntSourcePin
33from m5.objects.PS2 import *
34
35class I8042(BasicPioDevice):
36    type = 'I8042'
37    cxx_class = 'X86ISA::I8042'
38    cxx_header = "dev/x86/i8042.hh"
39    # This isn't actually used for anything here.
40    pio_addr = 0x0
41    data_port = Param.Addr('Data port address')
42    command_port = Param.Addr('Command/status port address')
43    mouse_int_pin = IntSourcePin('Pin to signal the mouse has data')
44    keyboard_int_pin = IntSourcePin('Pin to signal the keyboard has data')
45
46    keyboard = Param.PS2Device(PS2Keyboard(vnc=NULL), "PS/2 keyboard device")
47    mouse = Param.PS2Device(PS2Mouse(), "PS/2 mouse device")
48