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34 * Definition of the Packet Class, a packet is a transaction occuring
35 * between a single level of the memory heirarchy (ie L1->L2).
37 #include "base/misc.hh"
38 #include "mem/packet.hh"
40 static const std::string
ReadReqString("ReadReq");
41 static const std::string
WriteReqString("WriteReq");
42 static const std::string
WriteReqNoAckString("WriteReqNoAck");
43 static const std::string
ReadRespString("ReadResp");
44 static const std::string
WriteRespString("WriteResp");
45 static const std::string
OtherCmdString("<other>");
48 Packet::cmdString() const
51 case ReadReq
: return ReadReqString
;
52 case WriteReq
: return WriteReqString
;
53 case WriteReqNoAck
: return WriteReqNoAckString
;
54 case ReadResp
: return ReadRespString
;
55 case WriteResp
: return WriteRespString
;
56 default: return OtherCmdString
;
61 Packet::cmdIdxToString(Packet::Command idx
)
64 case ReadReq
: return ReadReqString
;
65 case WriteReq
: return WriteReqString
;
66 case WriteReqNoAck
: return WriteReqNoAckString
;
67 case ReadResp
: return ReadRespString
;
68 case WriteResp
: return WriteRespString
;
69 default: return OtherCmdString
;
73 /** delete the data pointed to in the data pointer. Ok to call to matter how
74 * data was allocted. */
78 assert(staticData
|| dynamicData
);
88 /** If there isn't data in the packet, allocate some. */
97 data
= new uint8_t[getSize()];
100 /** Do the packet modify the same addresses. */
102 Packet::intersect(Packet
*p
)
105 Addr e1
= getAddr() + getSize();
106 Addr s2
= p
->getAddr();
107 Addr e2
= p
->getAddr() + p
->getSize();
109 if (s1
>= s2
&& s1
< e2
)
111 if (e1
>= s2
&& e1
< e2
)
117 fixPacket(Packet
*func
, Packet
*timing
)
119 panic("Need to implement!");