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/*
* Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
* 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.
*/
#ifndef __MEM_RUBY_SLICC_INTERFACE_RUBYSLICC_COMPONENTMAPPINGS_HH__
#define __MEM_RUBY_SLICC_INTERFACE_RUBYSLICC_COMPONENTMAPPINGS_HH__
#include "mem/protocol/MachineType.hh"
#include "mem/ruby/common/Address.hh"
#include "mem/ruby/common/Global.hh"
#include "mem/ruby/common/NetDest.hh"
#include "mem/ruby/system/DirectoryMemory.hh"
#include "mem/ruby/system/MachineID.hh"
// used to determine the home directory
// returns a value between 0 and total_directories_within_the_system
inline NodeID
map_Address_to_DirectoryNode(const Address& addr)
{
return DirectoryMemory::mapAddressToDirectoryVersion(addr);
}
// used to determine the home directory
// returns a value between 0 and total_directories_within_the_system
inline MachineID
map_Address_to_Directory(const Address &addr)
{
MachineID mach =
{MachineType_Directory, map_Address_to_DirectoryNode(addr)};
return mach;
}
inline NetDest
broadcast(MachineType type)
{
NetDest dest;
for (NodeID i = 0; i < MachineType_base_count(type); i++) {
MachineID mach = {type, i};
dest.add(mach);
}
return dest;
}
inline MachineID
mapAddressToRange(const Address & addr, MachineType type, int low_bit,
int num_bits, int cluster_id = 0)
{
MachineID mach = {type, 0};
if (num_bits == 0)
mach.num = cluster_id;
else
mach.num = addr.bitSelect(low_bit, low_bit + num_bits - 1)
+ (1 << num_bits) * cluster_id;
return mach;
}
inline NodeID
machineIDToNodeID(MachineID machID)
{
return machID.num;
}
inline MachineType
machineIDToMachineType(MachineID machID)
{
return machID.type;
}
inline int
machineCount(MachineType machType)
{
return MachineType_base_count(machType);
}
inline MachineID
createMachineID(MachineType type, NodeID id)
{
MachineID mach = {type, id};
return mach;
}
#endif // __MEM_RUBY_SLICC_INTERFACE_COMPONENTMAPPINGS_HH__
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