Handle NACK's that occur from devices on the same bus.
authorRon Dreslinski <rdreslin@umich.edu>
Tue, 10 Oct 2006 00:18:00 +0000 (20:18 -0400)
committerRon Dreslinski <rdreslin@umich.edu>
Tue, 10 Oct 2006 00:18:00 +0000 (20:18 -0400)
commitec8a437b2c11453e9b94978b0c18a31f12ec04ac
treefc55b2909d7a5c3140f9bd2eafc16a9ec13318df
parent9356bcda7b50ae8916eee2dfbad84ed3ea873c1e
Handle NACK's that occur from devices on the same bus.
Not fully implemented yet, but good enough for single level cache coherence

src/mem/packet.hh:
    Add a bit to distinguish invalidates and upgrades

--HG--
extra : convert_revision : 5bf50d535857cea37fbdaf7993915d1332cb757e
src/mem/cache/cache_impl.hh
src/mem/packet.hh