more sane directory name, updated binaries

src/kernal/rs232/up9600_disable.s

@@ -0,0 +1,46 @@
+// #LAYOUT# STD *        #TAKE
+// #LAYOUT# *   KERNAL_0 #TAKE
+// #LAYOUT# *   *        #IGNORE
+
+//
+// Disable UP9600 interface
+//
+
+// Based on UP9600 code by Daniel Dallman with Bo Zimmerman adaptations
+
+
+#if CONFIG_RS232_UP9600
+
+
+up9600_disable: // XXX adapt
+
+	// XXX restore interrupt vectors and IRQ timer 
+
+	sei
+	lda CIA2_PRB // $DD01; DISABLE RTS
+	and #$FD
+	sta CIA2_PRB // $DD01
+	lda #$7F
+	sta CIA2_ICR // $DD0D ; DISABLE ALL CIA INTERRUPTS
+	sta CIA1_ICR // $DC0D 
+	lda #$41; QUICK (AND DIRTY) HACK TO SWITCH BACK
+	sta CIA1_TIMAHI // $DC05 ; TO THE DEFAULT CIA1 CONFIGURATION
+	lda #$81
+	sta CIA1_ICR // $DC0D ; ENABLE TIMER1 (THIS IS DEFAULT)
+	lda #<ORIGIRQ; RESTORE OLD IRQ-HANDLER
+	sta IRQVECT
+	lda #>ORIGIRQ
+	sta IRQVECT+1
+	lda #<ORIGNMI; RESTORE OLD NMI-HANDLER
+	sta NMIVECT
+	lda #>ORIGNMI
+	sta NMIVECT+1
+	cli
+	pla
+	tay
+	pla
+	tax
+	pla
+
+
+#endif // CONFIG_RS232_UP9600