monitor memory handling improvements

src/mon_m65/bsmon.s

@@ -391,21 +391,18 @@ Dec_LDA:
          RTS
 
 ; ****
-Fetch: ; XXX get rid of this, use helper!
+Fetch:
 ; ****
 
          PHZ
          TYA
          TAZ
-         BBS7 Long_PC+3,@banked ; trigger banked access
-         +NOP                   ; use LDA  [Long_PC],Z
-@banked  LDA  (Long_PC),Z
+         JSR  Get_From_Memory
          PLZ
          AND  #$ff
          RTS
 
 
-
 ; *********
 Print_Bits:
 ; *********

src/mon_m65/mon_helper_memory.s

@@ -4,7 +4,6 @@
 
 Get_From_Memory:
 
-	; XXX consider temporarily switching off $C000-$CFFF ROM
 	; XXX consider using long mode for addresses below $8000 always
 
 	phx