more init adjustments

c64/basic/basic_cold_start.s

@@ -2,19 +2,9 @@
 // Compute's Mapping the 64 p211
 
 basic_cold_start:	
-	// Setup BASIC vectors at $0300
-	// Initialise interpretor
-	// Print start up message
-
-	// Print coloured part of the message
-	// ldy #>startup_message
-	// lda #<startup_message
-	// jsr print_string
 
+	// Print startup banner
 	jsr printf // XXX don't use printf, keep it for debug purposes only
-
-startup_banner:
-
 	TARGET_HOOK_BANNER()
 
 	// Print PAL/NTSC
@@ -25,7 +15,7 @@ startup_banner:
 !:
 	jsr print_packed_message
 
-	// Work out free bytes, and display
+	// Work out free bytes, display them
 	jsr basic_do_new
 	lda basic_top_of_memory_ptr+0
 	sec
@@ -45,18 +35,3 @@ startup_banner:
 
 	// jump into warm start loop
 	jmp basic_warm_start
-
-startup_message: // XXX this is probably not needed anymore
-	// Clear the screen
-	.byte $93
-	// Vertical bars in different colours
-	.byte $1C,$B4
-	.byte $9E,$B5
-	.byte $1E,$A1
-	// <RVS><WHITE>MEGA<NORMAL>BASIC\r\r
-	.byte $12,$05,$4D,$45,$47,$41,$92
-	.byte $42,$41,$53,$49,$43
-	.byte $20,$56,$32,$2e,$30,$2e,$30
-	.byte $0D,$0D
-
-	.byte 0

c64/kernal/ramtas_real.s

@@ -83,6 +83,8 @@ ramtas_real:
 	bne !+ // always non-zero, saves one byte
 
 ramtas_32K_RAM:	
+	dex
+	stx $8000 // case there is RAM under the ROM
 	ldx #$80
 	stx MEMSIZK+1
 !: