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Diffstat (limited to 'src/mem/protocol/MOSI_SMP_bcast-msg.sm')
| -rw-r--r-- | src/mem/protocol/MOSI_SMP_bcast-msg.sm | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/mem/protocol/MOSI_SMP_bcast-msg.sm b/src/mem/protocol/MOSI_SMP_bcast-msg.sm new file mode 100644 index 000000000..263cf6f18 --- /dev/null +++ b/src/mem/protocol/MOSI_SMP_bcast-msg.sm @@ -0,0 +1,79 @@ + +/* + * Copyright (c) 1999-2005 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. + */ + +/* + * $Id$ + * + */ + +// CoherenceRequestType +enumeration(CoherenceRequestType, desc="...") { + GET_INSTR, desc="Get Instruction"; + GETS, desc="Get Shared"; + GETX, desc="Get eXclusive"; + PUTX, desc="Put eXclusive"; +} + +// AddressMsg +structure(AddressMsg, desc="...", interface="NetworkMessage") { + Address Address, desc="Physical address for this request"; + CoherenceRequestType Type, desc="Type of request (GetS, GetX, PutX, etc)"; + int CacheState, default="1000", desc="Hack to transfer the cache's state for profiling"; // The default of 1000 will generate an error if we forget to set this + MachineID Requestor, desc="Node who initiated the request"; + NetDest Destination, desc="Multicast destination mask"; + DataBlock DataBlk, desc="data for the cache line"; // This is used for PutX and Downgrades only + MessageSizeType MessageSize, desc="size category of the message"; +} + +// DataMsg +structure(DataMsg, desc="...", interface="NetworkMessage") { + Address Address, desc="Physical address for this request"; + MachineID Sender, desc="Node who sent the data"; + // MachineType SenderType, desc="Component who sent data"; + NetDest Destination, desc="Node to whom the data is sent"; + MachineType DestMachine, desc="What component receives the data"; + DataBlock DataBlk, desc="data for the cache line"; + MessageSizeType MessageSize, desc="size category of the message"; +} + +GenericRequestType convertToGenericType(CoherenceRequestType type) { + if(type == CoherenceRequestType:PUTX) { + return GenericRequestType:PUTX; + } else if(type == CoherenceRequestType:GETS) { + return GenericRequestType:GETS; + } else if(type == CoherenceRequestType:GET_INSTR) { + return GenericRequestType:GET_INSTR; + } else if(type == CoherenceRequestType:GETX) { + return GenericRequestType:GETX; + } else { + DEBUG_EXPR(type); + error("invalid CoherenceRequestType"); + } +} + |