Add in HasData, and move the define of NUM_MEM_CMDS to a more visible location.
--HG-- extra : convert_revision : 4379efe892ca0a39363ee04009e1bbb8c8f77afa
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1 changed files with 14 additions and 12 deletions
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@ -58,10 +58,6 @@ typedef std::list<PacketPtr> PacketList;
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#define NO_ALLOCATE 1 << 5
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#define NO_ALLOCATE 1 << 5
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#define SNOOP_COMMIT 1 << 6
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#define SNOOP_COMMIT 1 << 6
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//For statistics we need max number of commands, hard code it at
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//20 for now. @todo fix later
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#define NUM_MEM_CMDS 1 << 9
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/**
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/**
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* A Packet is used to encapsulate a transfer between two objects in
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* A Packet is used to encapsulate a transfer between two objects in
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* the memory system (e.g., the L1 and L2 cache). (In contrast, a
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* the memory system (e.g., the L1 and L2 cache). (In contrast, a
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@ -164,6 +160,8 @@ class Packet
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private:
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private:
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/** List of command attributes. */
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/** List of command attributes. */
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// If you add a new CommandAttribute, make sure to increase NUM_MEM_CMDS
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// as well.
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enum CommandAttribute
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enum CommandAttribute
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{
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{
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IsRead = 1 << 0,
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IsRead = 1 << 0,
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@ -178,30 +176,34 @@ class Packet
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HasData = 1 << 9
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HasData = 1 << 9
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};
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};
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//For statistics we need max number of commands, hard code it at
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//20 for now. @todo fix later
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#define NUM_MEM_CMDS 1 << 10
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public:
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public:
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/** List of all commands associated with a packet. */
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/** List of all commands associated with a packet. */
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enum Command
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enum Command
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{
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{
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InvalidCmd = 0,
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InvalidCmd = 0,
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ReadReq = IsRead | IsRequest | NeedsResponse,
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ReadReq = IsRead | IsRequest | NeedsResponse,
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WriteReq = IsWrite | IsRequest | NeedsResponse,// | HasData,
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WriteReq = IsWrite | IsRequest | NeedsResponse | HasData,
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WriteReqNoAck = IsWrite | IsRequest,// | HasData,
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WriteReqNoAck = IsWrite | IsRequest | HasData,
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ReadResp = IsRead | IsResponse | NeedsResponse,// | HasData,
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ReadResp = IsRead | IsResponse | NeedsResponse | HasData,
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WriteResp = IsWrite | IsResponse | NeedsResponse,
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WriteResp = IsWrite | IsResponse | NeedsResponse,
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Writeback = IsWrite | IsRequest,// | HasData,
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Writeback = IsWrite | IsRequest | HasData,
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SoftPFReq = IsRead | IsRequest | IsSWPrefetch | NeedsResponse,
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SoftPFReq = IsRead | IsRequest | IsSWPrefetch | NeedsResponse,
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HardPFReq = IsRead | IsRequest | IsHWPrefetch | NeedsResponse,
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HardPFReq = IsRead | IsRequest | IsHWPrefetch | NeedsResponse,
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SoftPFResp = IsRead | IsResponse | IsSWPrefetch
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SoftPFResp = IsRead | IsResponse | IsSWPrefetch
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| NeedsResponse,// | HasData,
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| NeedsResponse | HasData,
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HardPFResp = IsRead | IsResponse | IsHWPrefetch
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HardPFResp = IsRead | IsResponse | IsHWPrefetch
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| NeedsResponse,// | HasData,
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| NeedsResponse | HasData,
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InvalidateReq = IsInvalidate | IsRequest,
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InvalidateReq = IsInvalidate | IsRequest,
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WriteInvalidateReq = IsWrite | IsInvalidate | IsRequest,// | HasData,
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WriteInvalidateReq = IsWrite | IsInvalidate | IsRequest | HasData,
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UpgradeReq = IsInvalidate | IsRequest | NeedsResponse,
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UpgradeReq = IsInvalidate | IsRequest | NeedsResponse,
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UpgradeResp = IsInvalidate | IsResponse | NeedsResponse,
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UpgradeResp = IsInvalidate | IsResponse | NeedsResponse,
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ReadExReq = IsRead | IsInvalidate | IsRequest | NeedsResponse,
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ReadExReq = IsRead | IsInvalidate | IsRequest | NeedsResponse,
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ReadExResp = IsRead | IsInvalidate | IsResponse
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ReadExResp = IsRead | IsInvalidate | IsResponse
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| NeedsResponse,// | HasData
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| NeedsResponse | HasData
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};
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};
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/** Return the string name of the cmd field (for debugging and
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/** Return the string name of the cmd field (for debugging and
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