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
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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
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11# neither the name of the copyright holders nor the names of its
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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
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21# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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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 VectorIntSinkPin
33
34class I82094AA(BasicPioDevice):
35    type = 'I82094AA'
36    cxx_class = 'X86ISA::I82094AA'
37    cxx_header = "dev/x86/i82094aa.hh"
38    apic_id = Param.Int(1, 'APIC id for this IO APIC')
39    int_master = MasterPort("Port for sending interrupt messages")
40    int_latency = Param.Latency('1ns', \
41            "Latency for an interrupt to propagate through this device.")
42    external_int_pic = Param.I8259(NULL, "External PIC, if any")
43
44    inputs = VectorIntSinkPin('The pins that drive this IO APIC')
45