diff options
Diffstat (limited to 'src/mem')
| -rw-r--r-- | src/mem/protocol/MOESI_hammer-dir.sm | 40 | ||||
| -rw-r--r-- | src/mem/ruby/buffers/MessageBuffer.hh | 2 | ||||
| -rw-r--r-- | src/mem/ruby/buffers/MessageBufferNode.hh | 2 | ||||
| -rw-r--r-- | src/mem/slicc/symbols/StateMachine.py | 12 |
4 files changed, 33 insertions, 23 deletions
diff --git a/src/mem/protocol/MOESI_hammer-dir.sm b/src/mem/protocol/MOESI_hammer-dir.sm index d4b36cded..df3062c93 100644 --- a/src/mem/protocol/MOESI_hammer-dir.sm +++ b/src/mem/protocol/MOESI_hammer-dir.sm @@ -52,7 +52,7 @@ machine(Directory, "AMD Hammer-like protocol") MessageBuffer unblockToDir, network="From", virtual_network="5", ordered="false"; MessageBuffer responseToDir, network="From", virtual_network="4", ordered="false"; - MessageBuffer requestToDir, network="From", virtual_network="2", ordered="false"; + MessageBuffer requestToDir, network="From", virtual_network="2", ordered="false", recycle_latency="1"; MessageBuffer dmaRequestToDir, network="From", virtual_network="0", ordered="true"; // STATES @@ -309,6 +309,22 @@ machine(Directory, "AMD Hammer-like protocol") } } + // off-chip memory request/response is done + in_port(memQueue_in, MemoryMsg, memBuffer) { + if (memQueue_in.isReady()) { + peek(memQueue_in, MemoryMsg) { + if (in_msg.Type == MemoryRequestType:MEMORY_READ) { + trigger(Event:Memory_Data, in_msg.Address); + } else if (in_msg.Type == MemoryRequestType:MEMORY_WB) { + trigger(Event:Memory_Ack, in_msg.Address); + } else { + DEBUG_EXPR(in_msg.Type); + error("Invalid message"); + } + } + } + } + in_port(requestQueue_in, RequestMsg, requestToDir) { if (requestQueue_in.isReady()) { peek(requestQueue_in, RequestMsg) { @@ -333,22 +349,6 @@ machine(Directory, "AMD Hammer-like protocol") } } - // off-chip memory request/response is done - in_port(memQueue_in, MemoryMsg, memBuffer) { - if (memQueue_in.isReady()) { - peek(memQueue_in, MemoryMsg) { - if (in_msg.Type == MemoryRequestType:MEMORY_READ) { - trigger(Event:Memory_Data, in_msg.Address); - } else if (in_msg.Type == MemoryRequestType:MEMORY_WB) { - trigger(Event:Memory_Ack, in_msg.Address); - } else { - DEBUG_EXPR(in_msg.Type); - error("Invalid message"); - } - } - } - } - // Actions action(r_setMRU, "\rr", desc="manually set the MRU bit for pf entry" ) { @@ -766,6 +766,9 @@ machine(Directory, "AMD Hammer-like protocol") } action(j_popIncomingUnblockQueue, "j", desc="Pop incoming unblock queue") { + peek(unblockNetwork_in, ResponseMsg) { + APPEND_TRANSITION_COMMENT(in_msg.Sender); + } unblockNetwork_in.dequeue(); } @@ -880,6 +883,9 @@ machine(Directory, "AMD Hammer-like protocol") } action(zz_recycleRequest, "\z", desc="Recycle the request queue") { + peek(requestQueue_in, RequestMsg) { + APPEND_TRANSITION_COMMENT(in_msg.Requestor); + } requestQueue_in.recycle(); } diff --git a/src/mem/ruby/buffers/MessageBuffer.hh b/src/mem/ruby/buffers/MessageBuffer.hh index 9315eaec0..e4bee5cf6 100644 --- a/src/mem/ruby/buffers/MessageBuffer.hh +++ b/src/mem/ruby/buffers/MessageBuffer.hh @@ -167,7 +167,7 @@ class MessageBuffer int m_not_avail_count; // count the # of times I didn't have N // slots available - int m_msg_counter; + uint64 m_msg_counter; int m_priority_rank; bool m_strict_fifo; bool m_ordering_set; diff --git a/src/mem/ruby/buffers/MessageBufferNode.hh b/src/mem/ruby/buffers/MessageBufferNode.hh index 078da47c4..70afa9831 100644 --- a/src/mem/ruby/buffers/MessageBufferNode.hh +++ b/src/mem/ruby/buffers/MessageBufferNode.hh @@ -54,7 +54,7 @@ class MessageBufferNode public: Time m_time; - int m_msg_counter; // FIXME, should this be a 64-bit value? + uint64 m_msg_counter; // FIXME, should this be a 64-bit value? MsgPtr m_msgptr; }; diff --git a/src/mem/slicc/symbols/StateMachine.py b/src/mem/slicc/symbols/StateMachine.py index b6b8bc5bc..d5a824905 100644 --- a/src/mem/slicc/symbols/StateMachine.py +++ b/src/mem/slicc/symbols/StateMachine.py @@ -494,6 +494,7 @@ $c_ident::init() if vtype.isBuffer and \ "rank" in var and "trigger_queue" not in var: code('$vid->setPriority(${{var["rank"]}});') + else: # Network port object network = var["network"] @@ -537,6 +538,13 @@ $vid->setDescription("[Version " + to_string(m_version) + ", ${ident}, name=${{v ''') + if vtype.isBuffer: + if "recycle_latency" in var: + code('$vid->setRecycleLatency(${{var["recycle_latency"]}});') + else: + code('$vid->setRecycleLatency(m_recycle_latency);') + + # Set the queue consumers code.insert_newline() for port in self.in_ports: @@ -562,10 +570,6 @@ $vid->setDescription("[Version " + to_string(m_version) + ", ${ident}, name=${{v event = "%s_Event_%s" % (self.ident, trans.event.ident) code('m_profiler.possibleTransition($state, $event);') - # added by SS to initialize recycle_latency of message buffers - for buf in self.message_buffer_names: - code("$buf->setRecycleLatency(m_recycle_latency);") - code.dedent() code('}') |