diff options
Diffstat (limited to 'src/mem/packet.hh')
| -rw-r--r-- | src/mem/packet.hh | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/src/mem/packet.hh b/src/mem/packet.hh index 176c6f793..3d3768676 100644 --- a/src/mem/packet.hh +++ b/src/mem/packet.hh @@ -41,10 +41,17 @@ #include "mem/request.hh" #include "arch/isa_traits.hh" #include "sim/root.hh" +#include <list> struct Packet; typedef Packet* PacketPtr; typedef uint8_t* PacketDataPtr; +typedef std::list<PacketPtr> PacketList; + +//Coherence Flags +#define NACKED_LINE 1 << 0 +#define SATISFIED 1 << 1 +#define SHARED_LINE 1 << 2 //For statistics we need max number of commands, hard code it at //20 for now. @todo fix later @@ -173,7 +180,10 @@ class Packet SoftPFReq = IsRead | IsRequest | IsSWPrefetch | NeedsResponse, HardPFReq = IsRead | IsRequest | IsHWPrefetch | NeedsResponse, SoftPFResp = IsRead | IsRequest | IsSWPrefetch | IsResponse, - HardPFResp = IsRead | IsRequest | IsHWPrefetch | IsResponse + HardPFResp = IsRead | IsRequest | IsHWPrefetch | IsResponse, + InvalidateReq = IsInvalidate | IsRequest, + WriteInvalidateReq = IsWrite | IsInvalidate | IsRequest, + UpgradeReq = IsInvalidate | NeedsResponse }; /** Return the string name of the cmd field (for debugging and @@ -190,9 +200,14 @@ class Packet Command cmd; bool isRead() { return (cmd & IsRead) != 0; } + bool isWrite() { return (cmd & IsWrite) != 0; } bool isRequest() { return (cmd & IsRequest) != 0; } bool isResponse() { return (cmd & IsResponse) != 0; } bool needsResponse() { return (cmd & NeedsResponse) != 0; } + bool isInvalidate() { return (cmd * IsInvalidate) != 0; } + + bool isCacheFill() { assert("Unimplemented yet\n" && 0); } + bool isNoAllocate() { assert("Unimplemented yet\n" && 0); } /** Possible results of a packet's request. */ enum Result |