added pragma support to build_segment tool

c64/kernal/banking/4000.mega65_kernal_1.s

@@ -1,18 +1,21 @@
+// #LAYOUT# M65 KERNAL_0 #TAKE-FLOAT
+// #LAYOUT# M65 KERNAL_1 #TAKE
+// #LAYOUT# *   *        #IGNORE
 
 //
 // Definitions for communication with Mega65 segment KERNAL_1
 //
 
 
-#if (ROM_LAYOUT_M65 && SEGMENT_KERNAL_0)
+#if SEGMENT_KERNAL_0
 
 	// Labels for jumps
 
 
-.label KERNAL_1__TESTROUTINE = $4000
+	.label KERNAL_1__TESTROUTINE = $4000
 
 
-#elif (ROM_LAYOUT_M65 && SEGMENT_KERNAL_1)
+#elif
 
 	// Jumptable (OpenROMs private!)
 

c64/kernal/banking/mega65_mapping.s

@@ -1,9 +1,14 @@
-#if (ROM_LAYOUT_M65 && SEGMENT_KERNAL_0)
+// #LAYOUT# M65 KERNAL_0 #TAKE
+// #LAYOUT# *   *        #IGNORE
 
 //
 // ROM mapping routines for Mega65
 //
 
+// Available memory maps:
+// - NORMAL   - nothing mapped in
+// - KERNAL_1 - for calling KERNAL_1 segment code
+
 
 map_NORMAL:
 
@@ -43,9 +48,6 @@ map_KERNAL_1:
 	tay
 	taz
 
-	ldx #$42    // XXX map 8KB from 0x20000 to 0x4000 - somehow does not seem to work
+	ldx #$42    // 0x4000 <- map 8KB from 0x20000
 
 	bne map_end
-
-
-#endif // ROM layout