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diff --git a/src/dev/x86/south_bridge/SouthBridge.py b/src/dev/x86/south_bridge/SouthBridge.py
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-# Copyright (c) 2008 The Regents of The University of Michigan
-# All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met: redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer;
-# redistributions in binary form must reproduce the above copyright
-# notice, this list of conditions and the following disclaimer in the
-# documentation and/or other materials provided with the distribution;
-# neither the name of the copyright holders nor the names of its
-# contributors may be used to endorse or promote products derived from
-# this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-#
-# Authors: Gabe Black
-
-from m5.params import *
-from m5.proxy import *
-from Cmos import Cmos
-from I8254 import I8254
-from I8259 import I8259
-from PcSpeaker import PcSpeaker
-from m5.SimObject import SimObject
-
-def x86IOAddress(port):
- IO_address_space_base = 0x8000000000000000
- return IO_address_space_base + port;
-
-class SouthBridge(SimObject):
- type = 'SouthBridge'
- pio_latency = Param.Latency('1ns', "Programmed IO latency in simticks")
- platform = Param.Platform(Parent.any, "Platform this device is part of")
-
- _pic1 = I8259(pio_addr=x86IOAddress(0x20), mode='I8259Master')
- _pic2 = I8259(pio_addr=x86IOAddress(0xA0), mode='I8259Slave')
- _cmos = Cmos(pio_addr=x86IOAddress(0x70))
- _pit = I8254(pio_addr=x86IOAddress(0x40))
- _speaker = PcSpeaker(pio_addr=x86IOAddress(0x61))
-
- pic1 = Param.I8259(_pic1, "Master PIC")
- pic2 = Param.I8259(_pic2, "Slave PIC")
- cmos = Param.Cmos(_cmos, "CMOS memory and real time clock device")
- pit = Param.I8254(_pit, "Programmable interval timer")
- speaker = Param.PcSpeaker(_speaker, "PC speaker")
-
- def attachIO(self, bus):
- # Make internal connections
- self.pic2.output = self.pic1.pin(2)
- self.cmos.int_pin = self.pic2.pin(0)
- self.pit.int_pin = self.pic1.pin(0)
- self.speaker.i8254 = self.pit
- # Connect to the bus
- self.cmos.pio = bus.port
- self.pic1.pio = bus.port
- self.pic2.pio = bus.port
- self.pit.pio = bus.port
- self.speaker.pio = bus.port