more work towards MEGA65 native mode, updated binaries

src/kernal/keyboard/chrin_programmable_keys.s

@@ -0,0 +1,46 @@
+// #LAYOUT# STD *        #TAKE
+// #LAYOUT# X16 *        #IGNORE
+// #LAYOUT# *   KERNAL_0 #TAKE
+// #LAYOUT# *   *        #IGNORE
+
+//
+// Keyboard part of the CHRIN routine - programmable keys support
+// Output: if Carry clear, programmable key was handled
+//
+
+
+#if CONFIG_PROGRAMMABLE_KEYS
+
+chrin_programmable_keys:
+
+	// Check if the key is programmable
+
+	ldx #(__programmable_keys_codes_end - programmable_keys_codes - 1)
+!:
+	cmp programmable_keys_codes, x
+	beq !+
+	dex
+	bpl !-
+
+	// This is not a programmable key
+
+	sec
+	rts
+!:
+	// .X contains index of the key code, we need offset to key string instead
+
+	lda programmable_keys_offsets, x
+	tax
+
+	// Print all the characters assigned to key
+!:
+	lda programmable_keys_strings, x
+	beq !+
+	jsr CHROUT // our implementation preserves .X too
+	inx
+	bne !-     // jumps always
+!:
+	clc
+	rts
+
+#endif // CONFIG_PROGRAMMABLE_KEYS