diff options
| -rw-r--r-- | src/mem/cache/base_cache.cc | 14 | ||||
| -rw-r--r-- | src/mem/cache/base_cache.hh | 2 |
2 files changed, 15 insertions, 1 deletions
diff --git a/src/mem/cache/base_cache.cc b/src/mem/cache/base_cache.cc index e6138e320..fd97ea3aa 100644 --- a/src/mem/cache/base_cache.cc +++ b/src/mem/cache/base_cache.cc @@ -96,6 +96,15 @@ void BaseCache::CachePort::recvRetry() { Packet *pkt; + if (!drainList.empty()) { + //We have some responses to drain first + bool result = true; + while (result && !drainList.empty()) { + result = sendTiming(drainList.front()); + if (result) + drainList.pop_front(); + } + } if (!isCpuSide) { @@ -202,7 +211,10 @@ BaseCache::CacheEvent::process() //Know the packet to send pkt->result = Packet::Success; pkt->makeTimingResponse(); - assert(cachePort->sendTiming(pkt)); + if (!cachePort->sendTiming(pkt)) { + //It failed, save it to list of drain events + cachePort->drainList.push_back(pkt); + } } const char * diff --git a/src/mem/cache/base_cache.hh b/src/mem/cache/base_cache.hh index 7c16398aa..c69fb7fd5 100644 --- a/src/mem/cache/base_cache.hh +++ b/src/mem/cache/base_cache.hh @@ -110,6 +110,8 @@ class BaseCache : public MemObject bool mustSendRetry; bool isCpuSide; + + std::list<Packet *> drainList; }; struct CacheEvent : public Event |