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-rw-r--r--src/proto/packet.proto5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/proto/packet.proto b/src/proto/packet.proto
index 28c21ec40..957b494ab 100644
--- a/src/proto/packet.proto
+++ b/src/proto/packet.proto
@@ -52,11 +52,14 @@ message PacketHeader {
// the address, and the size in bytes. The optional flags are used to
// capture the request flags that convey information about
// cacheability, if the packet is an instruction fetch or prefetch or
-// not, etc.
+// not, etc. An optional id field is added for generic use to identify
+// the packet or the "owner" of the packet. An example of the latter
+// is the sequential id of an instruction, or the master id etc.
message Packet {
required uint64 tick = 1;
required uint32 cmd = 2;
required uint64 addr = 3;
required uint32 size = 4;
optional uint32 flags = 5;
+ optional uint64 id = 6;
}