diff options
Diffstat (limited to 'src/mem/protocol/MOSI_SMP_directory_1level-msg.sm')
| -rw-r--r-- | src/mem/protocol/MOSI_SMP_directory_1level-msg.sm | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/src/mem/protocol/MOSI_SMP_directory_1level-msg.sm b/src/mem/protocol/MOSI_SMP_directory_1level-msg.sm new file mode 100644 index 000000000..b827ab05e --- /dev/null +++ b/src/mem/protocol/MOSI_SMP_directory_1level-msg.sm @@ -0,0 +1,74 @@ + +/* + * 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: MOSI_directory-msg.sm 1.9 04/08/09 16:11:38-05:00 mikem@maya.cs.wisc.edu $ + * + */ + +// CoherenceRequestType +enumeration(CoherenceRequestType, desc="...") { + GETX, desc="Get eXclusive"; + GETS, desc="Get Shared"; + GET_INSTR, desc="Get Instruction"; + PUTX, desc="Put eXclusive"; + INV, desc="INValidate"; + WB_ACK, desc="Write Back ACKnowledgment"; +} + +// CoherenceResponseType +enumeration(CoherenceResponseType, desc="...") { + ACK, desc="ACKnowledgment"; + NACK, desc="Negative ACKnowledgment"; + DATA, desc="Data"; +} + +// RequestMsg +structure(RequestMsg, desc="...", interface="NetworkMessage") { + Address Address, desc="Physical address for this request"; + CoherenceRequestType Type, desc="Type of request (GetS, GetX, PutX, etc)"; + MachineID Requestor, desc="Node who initiated the request"; + NetDest Destination, desc="Multicast destination mask"; + DataBlock DataBlk, desc="Data for the cache line (if PUTX)"; + int NumPendingAcks, desc="Number of acks to wait for"; // Needed for forwarded responses only + MessageSizeType MessageSize, desc="size category of the message"; +} + +// ResponseMsg +structure(ResponseMsg, desc="...", interface="NetworkMessage") { + Address Address, desc="Physical address for this request"; + CoherenceResponseType Type, desc="Type of response (Ack, Data, etc)"; + MachineID Sender, desc="Node who sent the data"; + MachineType SenderMachine, desc="What component sent the 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"; + int NumPendingAcks, desc="Number of acks to wait for"; + MessageSizeType MessageSize, desc="size category of the message"; +} |