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author | Derek Hower <drh5@cs.wisc.edu> | 2009-09-25 17:51:51 -0500 |
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committer | Derek Hower <drh5@cs.wisc.edu> | 2009-09-25 17:51:51 -0500 |
commit | d9a24500543a4c2f0e28f9a1c66118a19f85f495 (patch) | |
tree | 79eade1eb072cbc790b6df4d5c3ed64383c13c75 /src/mem/protocol/MESI_CMP_directory-msg.sm | |
parent | 83a9dc2939b53e9ed90f3950afbac897acb94f00 (diff) | |
download | gem5-d9a24500543a4c2f0e28f9a1c66118a19f85f495.tar.xz |
protocol: cleaned up MESI...got rid of unneccessary virtual networks
Diffstat (limited to 'src/mem/protocol/MESI_CMP_directory-msg.sm')
-rw-r--r-- | src/mem/protocol/MESI_CMP_directory-msg.sm | 68 |
1 files changed, 3 insertions, 65 deletions
diff --git a/src/mem/protocol/MESI_CMP_directory-msg.sm b/src/mem/protocol/MESI_CMP_directory-msg.sm index 15934e6b2..74c1e56f0 100644 --- a/src/mem/protocol/MESI_CMP_directory-msg.sm +++ b/src/mem/protocol/MESI_CMP_directory-msg.sm @@ -70,7 +70,8 @@ enumeration(CoherenceRequestType, desc="...") { WB_NACK, desc="Writeback neg. ack"; FWD, desc="Generic FWD"; - + DMA_READ, desc="DMA Read"; + DMA_WRITE, desc="DMA Write"; } // CoherenceResponseType @@ -95,6 +96,7 @@ structure(RequestMsg, desc="...", interface="NetworkMessage") { NetDest Destination, desc="What components receive the request, includes MachineType and num"; MessageSizeType MessageSize, desc="size category of the message"; DataBlock DataBlk, desc="Data for the cache line (if PUTX)"; + int Len; bool Dirty, default="false", desc="Dirty bit"; PrefetchBit Prefetch, desc="Is this a prefetch request"; } @@ -111,68 +113,4 @@ structure(ResponseMsg, desc="...", interface="NetworkMessage") { MessageSizeType MessageSize, desc="size category of the message"; } -enumeration(DMARequestType, desc="...", default="DMARequestType_NULL") { - READ, desc="Memory Read"; - WRITE, desc="Memory Write"; - NULL, desc="Invalid"; -} - -enumeration(DMAResponseType, desc="...", default="DMAResponseType_NULL") { - DATA, desc="DATA read"; - ACK, desc="ACK write"; - NULL, desc="Invalid"; -} - -structure(DMARequestMsg, desc="...", interface="NetworkMessage") { - DMARequestType Type, desc="Request type (read/write)"; - Address PhysicalAddress, desc="Physical address for this request"; - Address LineAddress, desc="Line address for this request"; - NetDest Destination, desc="Destination"; - DataBlock DataBlk, desc="DataBlk attached to this request"; - int Offset, desc="The offset into the datablock"; - int Len, desc="The length of the request"; - MessageSizeType MessageSize, desc="size category of the message"; -} - -structure(DMAResponseMsg, desc="...", interface="NetworkMessage") { - DMAResponseType Type, desc="Response type (DATA/ACK)"; - Address PhysicalAddress, desc="Physical address for this request"; - Address LineAddress, desc="Line address for this request"; - NetDest Destination, desc="Destination"; - DataBlock DataBlk, desc="DataBlk attached to this request"; - 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 if(type == CoherenceRequestType:UPGRADE) { - return GenericRequestType:UPGRADE; - } else if(type == CoherenceRequestType:PUTS) { - return GenericRequestType:PUTS; - } else if(type == CoherenceRequestType:INV) { - return GenericRequestType:INV; - } else if(type == CoherenceRequestType:INV_S) { - return GenericRequestType:INV_S; - } else if(type == CoherenceRequestType:L1_DG) { - return GenericRequestType:DOWNGRADE; - } else if(type == CoherenceRequestType:WB_ACK) { - return GenericRequestType:WB_ACK; - } else if(type == CoherenceRequestType:EXE_ACK) { - return GenericRequestType:EXE_ACK; - } else { - DEBUG_EXPR(type); - error("invalid CoherenceRequestType"); - } -} -*/ |