reenabled BRK handler, now prints BRK address

c64/basic/basic_warm_start.s

@@ -2,6 +2,22 @@
 
 basic_warm_start:
 	jsr install_ram_routines
-	
+
+	;; If warm start caused by BRK, print it address
+	lda CMP0
+	ora CMP0+1
+	beq +
+
+	ldx #32
+	jsr print_packed_message
+
+	lda CMP0+1
+	jsr printf_printhexbyte
+	lda CMP0+0
+	jsr printf_printhexbyte
+	lda #$0D
+	jsr JCHROUT
+
+*
 	jmp basic_main_loop
-	
+