spinal code cleaning

vexriscv/src/main/scala/quantumrisc/MyMem.scala

@@ -18,30 +18,14 @@ class MyMem() extends Component {
         val bus = slave(Apb3(MyMem.getApb3Config))
     }
 
-    // Define a bundle "mapMem" for the state and the status
-    // case object mapMem extends Bundle {
-        // val state = Reg(Bits(128 bit))
-        // val key = Reg(Bits(128 bit))
-        // val status = Reg(Bits(32 bit))
-    // }
-
+    // Create the AES Core from the library spinalCrypto
     val aesCore = new AESCore_Std(128 bits)
 
     // Create a BusslaveFactory on the io.bus
     val busCtrl = Apb3SlaveFactory(io.bus)
 
+    // Drive the AES Core bus from the mem-mapped Vexriscv bus at
+    // the address 0x30000. See the c code struct for the layout of
+    // the memory.
     aesCore.io.driveFrom(busCtrl,baseAddress=0x30000)
-
-    // Register the bundle "myReg" to the BusSlaveFactory at address 0x30000
-    // busCtrl.readMultiWord(aesCore.io.rsp,address = 0x30000)
-    // busCtrl.writeMultiWord(aesCore.io.cmd,address = 0x30000)
-
-
-    // When state and key are loaded, the status becomes 1
-    // and the calculation can start (state = state XOR key).
-    // After the calcualtion is finished, the status is set to 0.
-    // when (mapMem.status === 1){
-        // mapMem.state := mapMem.state ^ mapMem.key
-        // mapMem.status := 0
-    // }
 }