diff --git a/Sim02/simulator.c b/Sim02/simulator.c
index 036d5cc..bc83a71 100644
--- a/Sim02/simulator.c
+++ b/Sim02/simulator.c
@@ -6,14 +6,14 @@
 /*
 Name: createProcessList
 Process: reads through the opcode struct to fill out the linked list of PCBs
-Function Input/Parameters: metadata (OpCodeType *)
+Function Input/Parameters: none
 Function Output/Parameters: none
 Function Output/Returned: head pointer to the PCBs
 Device Input/Device: none
 Device Output/Device: none
 Dependencies: malloc, sizeof, ???
 */
-ProcessControlBlockLL *createProcessList(OpCodeType *metadataPtr)
+ProcessControlBlockLL *createProcessList()
 {
     // allocate and create the ProcessControlBlockLL using malloc and size of
     ProcessControlBlockLL *headBlock;
@@ -68,6 +68,43 @@ ProcessControlBlock *destroyProcessListHelper(ProcessControlBlock *nodePtr)
     return NULL;
 }
 
+/*
+Name: fillProcessList
+Process: iterates through the metadata LL, fills out each process as needed.
+(Linking is left to the calling function, returns a pointer to the filled struct)
+Function Input/Parameters: metadata (OpCodeType *)
+Function Output/Parameters: none
+Function Output/Returned: pointer to filled PCB (ProcessControlBlock *)
+Device Input/Device: none
+Device Output/Device: none
+Dependencies: ???
+*/
+ProcessControlBlock *fillProcessList(OpCodeType *metadataPtr)
+{
+    // initialize function/variables
+        // need a working pointer for the metadata
+        // need a pointer to save the location of first metadata opcode
+        // need a variable to count how many IO cycles are in the process
+        // need a variable to count how many CPU cycles are in the process
+        // need a variable to calculate the time left in ms for a process
+        // temp variables?
+    // loop through the process list, until you hit a sys end.
+        // if app start,
+            // set the unique ID
+            // set the process state to PROCESS_STATE_NEW
+            // set the nextOpCode as a pointer to the first place metadataPtr started
+            // loop while no longer have io or cpu instructions?
+                // count number of io cycles
+                // count number of cpu cycles
+            // set the ioCycles from variable
+            // set the cpuCycles from variable
+            // set totalCycles from adding both IO/CPU
+            // set the time left from (ioCycles * ioCycleRate) + (cpuCycles * procCyclesRate)
+                // this gets the number of ms in the process.
+    // return null (temp)
+    return (ProcessControlBlock *)NULL;
+}
+
 /*
 Name: runSim
 Process: primary simulation driver
diff --git a/Sim02/simulator.h b/Sim02/simulator.h
index 9a9a0a4..ffafb2a 100644
--- a/Sim02/simulator.h
+++ b/Sim02/simulator.h
@@ -78,9 +78,15 @@ Dependencies: ???
     // Sim02 only requires FCFS working atm.
 
 // need a function called createProcessList
-// this makes a linked list of PCBs, loads the first instruction after app start
+// this initializes the process control block ll.
+
+// need a function called fillProcessList
+// this fills the linked list of PCBs,
+// loads the first instruction after app start
 // and ...
 
+// reads through the opcode struct to fill out the linked list of PCBs
+
 // need a function called destroyProcessList
 // deallocated the ll of PCBs recursively, frees the rest of the struct.
 
@@ -90,15 +96,15 @@ Dependencies: ???
 
 /*
 Name: createProcessList
-Process: reads through the opcode struct to fill out the linked list of PCBs
-Function Input/Parameters: metadata (OpCodeType *)
+Process: initializes head pointer to the PCBs
+Function Input/Parameters: none
 Function Output/Parameters: none
 Function Output/Returned: head pointer to the PCBs
 Device Input/Device: none
 Device Output/Device: none
 Dependencies: malloc, sizeof, ???
 */
-ProcessControlBlockLL *createProcessList(OpCodeType *metadataPtr);
+ProcessControlBlockLL *createProcessList();
 
 /*
 Name: destroyProcessList
@@ -124,11 +130,23 @@ Dependencies: free, destroyProcessListHelper(recursively), ???
 */
 ProcessControlBlock *destroyProcessListHelper(ProcessControlBlock *nodePtr);
 
+/*
+Name: fillProcessList
+Process: iterates through the metadata LL, fills out each process as needed.
+Function Input/Parameters: metadata (OpCodeType *)
+Function Output/Parameters: none
+Function Output/Returned: none
+Device Input/Device: none
+Device Output/Device: none
+Dependencies: ???
+*/
+ProcessControlBlock *fillProcessList(OpCodeType *metadataPtr);
+
 /*
 Name: runSim
 Process: primary simulation driver
 Function Input/Parameters: configuration data (ConfigDataType *),
-                           metadata (OpCodeType *)
+                            metadata (OpCodeType *)
 Function Output/Parameters: none
 Function Output/Returned: none
 Device Input/Device: none