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| author | Steve Reinhardt <stever@eecs.umich.edu> | 2007-07-15 20:11:06 -0700 |
|---|---|---|
| committer | Steve Reinhardt <stever@eecs.umich.edu> | 2007-07-15 20:11:06 -0700 |
| commit | 884807a68ad7e4f390660b3becfe4ee094334e95 (patch) | |
| tree | 4c7ceec3944234c8cd983c72308115df55450dc5 /src/mem/bus.cc | |
| parent | f790f34fe30aaca22b829104a8cf3f547624132a (diff) | |
| download | gem5-884807a68ad7e4f390660b3becfe4ee094334e95.tar.xz | |
Fix up a bunch of multilevel coherence issues.
Atomic mode seems to work. Timing is closer but not there yet.
--HG--
extra : convert_revision : 0dea5c3d4b973d009e9d4a4c21b9cad15961d56f
Diffstat (limited to 'src/mem/bus.cc')
| -rw-r--r-- | src/mem/bus.cc | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/mem/bus.cc b/src/mem/bus.cc index 24a0c6f02..e70558bd6 100644 --- a/src/mem/bus.cc +++ b/src/mem/bus.cc @@ -183,8 +183,9 @@ Bus::recvTiming(PacketPtr pkt) // If the bus is busy, or other devices are in line ahead of the current // one, put this device on the retry list. - if (tickNextIdle > curTick || - (retryList.size() && (!inRetry || pktPort != retryList.front()))) + if (!pkt->isExpressSnoop() && + (tickNextIdle > curTick || + (retryList.size() && (!inRetry || pktPort != retryList.front())))) { addToRetryList(pktPort); DPRINTF(Bus, "recvTiming: Bus is busy, returning false\n"); |