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Diffstat (limited to 'src/dev/x86/south_bridge/south_bridge.hh')
-rw-r--r-- | src/dev/x86/south_bridge/south_bridge.hh | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/dev/x86/south_bridge/south_bridge.hh b/src/dev/x86/south_bridge/south_bridge.hh new file mode 100644 index 000000000..28936fb91 --- /dev/null +++ b/src/dev/x86/south_bridge/south_bridge.hh @@ -0,0 +1,84 @@ +/* + * Copyright (c) 2004-2005 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 + */ + +#ifndef __DEV_X86_SOUTH_BRIDGE_SOUTH_BRIDGE_HH__ +#define __DEV_X86_SOUTH_BRIDGE_SOUTH_BRIDGE_HH__ + +#include "base/range_map.hh" +#include "dev/io_device.hh" +#include "dev/x86/south_bridge/cmos.hh" +#include "dev/x86/south_bridge/i8254.hh" +#include "dev/x86/south_bridge/i8259.hh" +#include "dev/x86/south_bridge/speaker.hh" +#include "dev/x86/south_bridge/sub_device.hh" +#include "params/SouthBridge.hh" + +class SouthBridge : public PioDevice +{ + protected: + // PICs + X86ISA::I8259 pic1; + X86ISA::I8259 pic2; + + // I8254 Programmable Interval Timer + X86ISA::I8254 pit; + + // CMOS apperature + X86ISA::Cmos cmos; + + // PC speaker + X86ISA::Speaker speaker; + + AddrRangeList rangeList; + + typedef range_map<Addr, X86ISA::SubDevice *> RangeMap; + typedef RangeMap::iterator RangeMapIt; + RangeMap rangeMap; + + + void addDevice(X86ISA::SubDevice &); + + public: + void addressRanges(AddrRangeList &range_list); + + Tick read(PacketPtr pkt); + Tick write(PacketPtr pkt); + + typedef SouthBridgeParams Params; + SouthBridge(const Params *p); + + const Params * + params() const + { + return dynamic_cast<const Params *>(_params); + } +}; + +#endif //__DEV_X86_SOUTH_BRIDGE_SOUTH_BRIDGE_HH__ |