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| author | Gabe Black <gblack@eecs.umich.edu> | 2006-10-08 14:04:49 -0400 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2006-10-08 14:04:49 -0400 |
| commit | 34b697cd04e7d645f8bf95d5c1a2dfeb623181f1 (patch) | |
| tree | f631fdfebfe27a1f7aad467af88a3914c6f6d898 /src/mem/packet.hh | |
| parent | 862825f9978408bdb97935691f13d6e08d595cf3 (diff) | |
| download | gem5-34b697cd04e7d645f8bf95d5c1a2dfeb623181f1.tar.xz | |
Add in HasData, and move the define of NUM_MEM_CMDS to a more visible location.
--HG--
extra : convert_revision : 4379efe892ca0a39363ee04009e1bbb8c8f77afa
Diffstat (limited to 'src/mem/packet.hh')
| -rw-r--r-- | src/mem/packet.hh | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/src/mem/packet.hh b/src/mem/packet.hh index b14343b47..e7047b0cd 100644 --- a/src/mem/packet.hh +++ b/src/mem/packet.hh @@ -58,10 +58,6 @@ typedef std::list<PacketPtr> PacketList; #define NO_ALLOCATE 1 << 5 #define SNOOP_COMMIT 1 << 6 -//For statistics we need max number of commands, hard code it at -//20 for now. @todo fix later -#define NUM_MEM_CMDS 1 << 9 - /** * A Packet is used to encapsulate a transfer between two objects in * the memory system (e.g., the L1 and L2 cache). (In contrast, a @@ -164,6 +160,8 @@ class Packet private: /** List of command attributes. */ + // If you add a new CommandAttribute, make sure to increase NUM_MEM_CMDS + // as well. enum CommandAttribute { IsRead = 1 << 0, @@ -178,30 +176,34 @@ class Packet HasData = 1 << 9 }; +//For statistics we need max number of commands, hard code it at +//20 for now. @todo fix later +#define NUM_MEM_CMDS 1 << 10 + public: /** List of all commands associated with a packet. */ enum Command { InvalidCmd = 0, ReadReq = IsRead | IsRequest | NeedsResponse, - WriteReq = IsWrite | IsRequest | NeedsResponse,// | HasData, - WriteReqNoAck = IsWrite | IsRequest,// | HasData, - ReadResp = IsRead | IsResponse | NeedsResponse,// | HasData, + WriteReq = IsWrite | IsRequest | NeedsResponse | HasData, + WriteReqNoAck = IsWrite | IsRequest | HasData, + ReadResp = IsRead | IsResponse | NeedsResponse | HasData, WriteResp = IsWrite | IsResponse | NeedsResponse, - Writeback = IsWrite | IsRequest,// | HasData, + Writeback = IsWrite | IsRequest | HasData, SoftPFReq = IsRead | IsRequest | IsSWPrefetch | NeedsResponse, HardPFReq = IsRead | IsRequest | IsHWPrefetch | NeedsResponse, SoftPFResp = IsRead | IsResponse | IsSWPrefetch - | NeedsResponse,// | HasData, + | NeedsResponse | HasData, HardPFResp = IsRead | IsResponse | IsHWPrefetch - | NeedsResponse,// | HasData, + | NeedsResponse | HasData, InvalidateReq = IsInvalidate | IsRequest, - WriteInvalidateReq = IsWrite | IsInvalidate | IsRequest,// | HasData, + WriteInvalidateReq = IsWrite | IsInvalidate | IsRequest | HasData, UpgradeReq = IsInvalidate | IsRequest | NeedsResponse, UpgradeResp = IsInvalidate | IsResponse | NeedsResponse, ReadExReq = IsRead | IsInvalidate | IsRequest | NeedsResponse, ReadExResp = IsRead | IsInvalidate | IsResponse - | NeedsResponse,// | HasData + | NeedsResponse | HasData }; /** Return the string name of the cmd field (for debugging and |