* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-machine(Directory, "Directory protocol")
+machine(MachineType:Directory, "Directory protocol")
: DirectoryMemory * directory;
Cycles directory_latency := 12;
Cycles to_memory_controller_latency := 1;
vnet_type="request";
MessageBuffer * dmaRequestToDir, network="From", virtual_network="0",
vnet_type="request";
+ MessageBuffer * responseFromMemory;
{
// STATES
state_declaration(State, desc="Directory states", default="Directory_State_I") {
// ** OBJECTS **
TBETable TBEs, template="<Directory_TBE>", constructor="m_number_of_TBEs";
+ Tick clockEdge();
+ Cycles ticksToCycles(Tick t);
+ Tick cyclesToTicks(Cycles c);
void set_tbe(TBE b);
void unset_tbe();
Entry getDirectoryEntry(Addr addr), return_by_pointer="yes" {
- Entry dir_entry := static_cast(Entry, "pointer", directory.lookup(addr));
+ Entry dir_entry := static_cast(Entry, "pointer", directory[addr]);
if (is_valid(dir_entry)) {
return dir_entry;
}
AccessPermission getAccessPermission(Addr addr) {
- TBE tbe := TBEs.lookup(addr);
+ TBE tbe := TBEs[addr];
if(is_valid(tbe)) {
return Directory_State_to_permission(tbe.TBEState);
}
}
void functionalRead(Addr addr, Packet *pkt) {
- TBE tbe := TBEs.lookup(addr);
+ TBE tbe := TBEs[addr];
if(is_valid(tbe)) {
testAndRead(addr, tbe.DataBlk, pkt);
} else {
int functionalWrite(Addr addr, Packet *pkt) {
int num_functional_writes := 0;
- TBE tbe := TBEs.lookup(addr);
+ TBE tbe := TBEs[addr];
if(is_valid(tbe)) {
num_functional_writes := num_functional_writes +
testAndWrite(addr, tbe.DataBlk, pkt);
return num_functional_writes;
}
- MessageBuffer responseFromMemory;
-
// ** OUT_PORTS **
out_port(forwardNetwork_out, RequestMsg, forwardFromDir);
out_port(responseNetwork_out, ResponseMsg, responseFromDir);
// ** IN_PORTS **
in_port(dmaRequestQueue_in, DMARequestMsg, dmaRequestToDir) {
- if (dmaRequestQueue_in.isReady()) {
+ if (dmaRequestQueue_in.isReady(clockEdge())) {
peek(dmaRequestQueue_in, DMARequestMsg) {
- TBE tbe := TBEs.lookup(in_msg.LineAddress);
+ TBE tbe := TBEs[in_msg.LineAddress];
if (in_msg.Type == DMARequestType:READ) {
trigger(Event:DMA_READ, in_msg.LineAddress, tbe);
} else if (in_msg.Type == DMARequestType:WRITE) {
}
in_port(requestQueue_in, RequestMsg, requestToDir) {
- if (requestQueue_in.isReady()) {
+ if (requestQueue_in.isReady(clockEdge())) {
peek(requestQueue_in, RequestMsg) {
- TBE tbe := TBEs.lookup(in_msg.addr);
+ TBE tbe := TBEs[in_msg.addr];
if (in_msg.Type == CoherenceRequestType:GETS) {
trigger(Event:GETS, in_msg.addr, tbe);
} else if (in_msg.Type == CoherenceRequestType:GETX) {
//added by SS
// off-chip memory request/response is done
in_port(memQueue_in, MemoryMsg, responseFromMemory) {
- if (memQueue_in.isReady()) {
+ if (memQueue_in.isReady(clockEdge())) {
peek(memQueue_in, MemoryMsg) {
- TBE tbe := TBEs.lookup(in_msg.addr);
+ TBE tbe := TBEs[in_msg.addr];
if (in_msg.Type == MemoryRequestType:MEMORY_READ) {
trigger(Event:Memory_Data, in_msg.addr, tbe);
} else if (in_msg.Type == MemoryRequestType:MEMORY_WB) {
}
action(i_popIncomingRequestQueue, "i", desc="Pop incoming request queue") {
- requestQueue_in.dequeue();
+ requestQueue_in.dequeue(clockEdge());
}
action(p_popIncomingDMARequestQueue, "p", desc="Pop incoming DMA queue") {
- dmaRequestQueue_in.dequeue();
+ dmaRequestQueue_in.dequeue(clockEdge());
}
action(v_allocateTBE, "v", desc="Allocate TBE") {
peek(dmaRequestQueue_in, DMARequestMsg) {
TBEs.allocate(address);
- set_tbe(TBEs.lookup(address));
+ set_tbe(TBEs[address]);
tbe.DataBlk := in_msg.DataBlk;
tbe.PhysicalAddress := in_msg.PhysicalAddress;
tbe.Len := in_msg.Len;
action(r_allocateTbeForDmaRead, "\r", desc="Allocate TBE for DMA Read") {
peek(dmaRequestQueue_in, DMARequestMsg) {
TBEs.allocate(address);
- set_tbe(TBEs.lookup(address));
+ set_tbe(TBEs[address]);
tbe.DmaRequestor := in_msg.Requestor;
}
}
action(v_allocateTBEFromRequestNet, "\v", desc="Allocate TBE") {
peek(requestQueue_in, RequestMsg) {
TBEs.allocate(address);
- set_tbe(TBEs.lookup(address));
+ set_tbe(TBEs[address]);
tbe.DataBlk := in_msg.DataBlk;
}
}
}
action(z_recycleRequestQueue, "z", desc="recycle request queue") {
- requestQueue_in.recycle();
+ requestQueue_in.recycle(clockEdge(), cyclesToTicks(recycle_latency));
}
action(y_recycleDMARequestQueue, "y", desc="recycle dma request queue") {
- dmaRequestQueue_in.recycle();
+ dmaRequestQueue_in.recycle(clockEdge(), cyclesToTicks(recycle_latency));
}
}
action(l_popMemQueue, "q", desc="Pop off-chip request queue") {
- memQueue_in.dequeue();
+ memQueue_in.dequeue(clockEdge());
}
// TRANSITIONS