2 ; Standard joystick driver for the C128. May be used multiple times when linked
3 ; to the statically application.
6 ; Ullrich von Bassewitz, 2002-12-21
9 .include "zeropage.inc"
11 .include "joy-kernel.inc"
12 .include "joy-error.inc"
19 ; ------------------------------------------------------------------------
20 ; Header. Includes jump table
22 module_header _c128_stdjoy_joy
26 .byte $6A, $6F, $79 ; "joy"
27 .byte JOY_API_VERSION ; Driver API version number
39 .addr 0 ; IRQ entry not used
41 ; ------------------------------------------------------------------------
44 JOY_COUNT = 2 ; Number of joysticks we support
47 ; ------------------------------------------------------------------------
53 ; ------------------------------------------------------------------------
54 ; INSTALL routine. Is called after the driver is loaded into memory. If
55 ; possible, check if the hardware is present and determine the amount of
57 ; Must return an JOY_ERR_xx code in a/x.
63 ; rts ; Run into UNINSTALL instead
65 ; ------------------------------------------------------------------------
66 ; UNINSTALL routine. Is called before the driver is removed from memory.
67 ; Can do cleanup or whatever. Must not return anything.
74 ; ------------------------------------------------------------------------
75 ; COUNT: Return the total number of available joysticks in a/x.
83 ; ------------------------------------------------------------------------
84 ; READ: Read a particular joystick passed in A.
87 READ: tax ; Joystick number into X