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Diffstat (limited to 'src/mem/coherent_xbar.hh')
-rw-r--r-- | src/mem/coherent_xbar.hh | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/mem/coherent_xbar.hh b/src/mem/coherent_xbar.hh index 24d00628b..8c55b59da 100644 --- a/src/mem/coherent_xbar.hh +++ b/src/mem/coherent_xbar.hh @@ -273,6 +273,9 @@ class CoherentXBar : public BaseXBar /** Cycles of snoop response latency.*/ const Cycles snoopResponseLatency; + /** Is this crossbar the point of coherency? **/ + const bool pointOfCoherency; + /** * Upstream caches need this packet until true is returned, so * hold it for deletion until a subsequent call @@ -384,6 +387,12 @@ class CoherentXBar : public BaseXBar */ void forwardFunctional(PacketPtr pkt, PortID exclude_slave_port_id); + /** + * Determine if the crossbar should sink the packet, as opposed to + * forwarding it, or responding. + */ + bool sinkPacket(const PacketPtr pkt) const; + Stats::Scalar snoops; Stats::Distribution snoopFanout; |