diff options
Diffstat (limited to 'src/mem/protocol/MOESI_CMP_directory-L1cache.sm')
| -rw-r--r-- | src/mem/protocol/MOESI_CMP_directory-L1cache.sm | 33 |
1 files changed, 18 insertions, 15 deletions
diff --git a/src/mem/protocol/MOESI_CMP_directory-L1cache.sm b/src/mem/protocol/MOESI_CMP_directory-L1cache.sm index 2ef80efd2..1b1fd4ac7 100644 --- a/src/mem/protocol/MOESI_CMP_directory-L1cache.sm +++ b/src/mem/protocol/MOESI_CMP_directory-L1cache.sm @@ -133,6 +133,8 @@ machine(L1Cache, "Directory protocol") bool isPresent(Addr); } + Tick clockEdge(); + Tick cyclesToTicks(Cycles c); void set_cache_entry(AbstractCacheEntry b); void unset_cache_entry(); void set_tbe(TBE b); @@ -266,16 +268,16 @@ machine(L1Cache, "Directory protocol") // Use Timer in_port(useTimerTable_in, Addr, useTimerTable) { - if (useTimerTable_in.isReady()) { - trigger(Event:Use_Timeout, useTimerTable.readyAddress(), - getCacheEntry(useTimerTable.readyAddress()), - TBEs[useTimerTable.readyAddress()]); + if (useTimerTable_in.isReady(clockEdge())) { + Addr readyAddress := useTimerTable.nextAddress(); + trigger(Event:Use_Timeout, readyAddress, getCacheEntry(readyAddress), + TBEs.lookup(readyAddress)); } } // Trigger Queue in_port(triggerQueue_in, TriggerMsg, triggerQueue) { - if (triggerQueue_in.isReady()) { + if (triggerQueue_in.isReady(clockEdge())) { peek(triggerQueue_in, TriggerMsg) { if (in_msg.Type == TriggerType:ALL_ACKS) { trigger(Event:All_acks, in_msg.addr, @@ -291,7 +293,7 @@ machine(L1Cache, "Directory protocol") // Request Network in_port(requestNetwork_in, RequestMsg, requestToL1Cache) { - if (requestNetwork_in.isReady()) { + if (requestNetwork_in.isReady(clockEdge())) { peek(requestNetwork_in, RequestMsg, block_on="addr") { assert(in_msg.Destination.isElement(machineID)); DPRINTF(RubySlicc, "L1 received: %s\n", in_msg.Type); @@ -331,7 +333,7 @@ machine(L1Cache, "Directory protocol") // Response Network in_port(responseToL1Cache_in, ResponseMsg, responseToL1Cache) { - if (responseToL1Cache_in.isReady()) { + if (responseToL1Cache_in.isReady(clockEdge())) { peek(responseToL1Cache_in, ResponseMsg, block_on="addr") { if (in_msg.Type == CoherenceResponseType:ACK) { trigger(Event:Ack, in_msg.addr, @@ -352,7 +354,7 @@ machine(L1Cache, "Directory protocol") // Nothing from the unblock network // Mandatory Queue betweens Node's CPU and it's L1 caches in_port(mandatoryQueue_in, RubyRequest, mandatoryQueue, desc="...") { - if (mandatoryQueue_in.isReady()) { + if (mandatoryQueue_in.isReady(clockEdge())) { peek(mandatoryQueue_in, RubyRequest, block_on="LineAddress") { // Check for data access to blocks in I-cache and ifetchs to blocks in D-cache @@ -684,7 +686,7 @@ machine(L1Cache, "Directory protocol") } action(j_popTriggerQueue, "j", desc="Pop trigger queue.") { - triggerQueue_in.dequeue(); + triggerQueue_in.dequeue(clockEdge()); } action(jj_unsetUseTimer, "\jj", desc="Unset use timer.") { @@ -692,11 +694,11 @@ machine(L1Cache, "Directory protocol") } action(k_popMandatoryQueue, "k", desc="Pop mandatory queue.") { - mandatoryQueue_in.dequeue(); + mandatoryQueue_in.dequeue(clockEdge()); } action(l_popForwardQueue, "l", desc="Pop forwareded request queue.") { - requestNetwork_in.dequeue(); + requestNetwork_in.dequeue(clockEdge()); } action(m_decrementNumberOfMessages, "m", desc="Decrement the number of messages for which we're waiting") { @@ -715,7 +717,7 @@ machine(L1Cache, "Directory protocol") } action(n_popResponseQueue, "n", desc="Pop response queue") { - responseToL1Cache_in.dequeue(); + responseToL1Cache_in.dequeue(clockEdge()); } action(o_checkForCompletion, "o", desc="Check if we have received all the messages required for completion") { @@ -729,7 +731,8 @@ machine(L1Cache, "Directory protocol") } action(o_scheduleUseTimeout, "oo", desc="Schedule a use timeout.") { - useTimerTable.set(address, use_timeout_latency); + useTimerTable.set(address, + clockEdge() + cyclesToTicks(use_timeout_latency)); } action(ub_dmaUnblockL2Cache, "ub", desc="Send dma ack to l2 cache") { @@ -908,11 +911,11 @@ machine(L1Cache, "Directory protocol") } action(z_recycleRequestQueue, "z", desc="Send the head of the mandatory queue to the back of the queue.") { - requestNetwork_in.recycle(); + requestNetwork_in.recycle(clockEdge(), cyclesToTicks(recycle_latency)); } action(zz_recycleMandatoryQueue, "\z", desc="Send the head of the mandatory queue to the back of the queue.") { - mandatoryQueue_in.recycle(); + mandatoryQueue_in.recycle(clockEdge(), cyclesToTicks(recycle_latency)); } //***************************************************** |