NetBSD/sys/arch/atari/dev/kbdvar.h

77 lines
3.0 KiB
C

/* $NetBSD: kbdvar.h,v 1.2 1997/01/12 22:15:24 leo Exp $ */
/*
* Copyright (c) 1996 Leo Weppelman.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Leo Weppelman.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _KBDVAR_H
#define _KBDVAR_H
/*
* The ringbuffer is the interface between the hard and soft interrupt handler.
* The hard interrupt runs straight from the MFP interrupt.
*/
#define KBD_RING_SIZE 256 /* Sz of input ring buffer, must be power of 2 */
#define KBD_RING_MASK 255 /* Modulo mask for above */
struct kbd_softc {
int k_event_mode; /* if 1, collect events, */
/* else pass to ite */
struct evvar k_events; /* event queue state */
u_char k_soft_cs; /* control-reg. copy */
u_char k_package[20]; /* XXX package being build */
u_char k_pkg_size; /* Size of the package */
u_char k_pkg_idx; /* Running pkg assembly index */
u_char k_pkg_type; /* Type of package */
u_char *k_sendp; /* Output pointer */
int k_send_cnt; /* Chars left for output */
};
/*
* Package types
*/
#define KBD_MEM_PKG 0 /* Memory read package */
#define KBD_AMS_PKG 1 /* Absolute mouse package */
#define KBD_RMS_PKG 2 /* Relative mouse package */
#define KBD_CLK_PKG 3 /* Clock package */
#define KBD_JOY0_PKG 4 /* Joystick-0 package */
#define KBD_JOY1_PKG 5 /* Joystick-1 package */
#define KBD_TIMEO_PKG 6 /* Timeout package */
#ifdef _KERNEL
extern u_char kbd_modifier;
void kbd_write __P((u_char *, int));
int kbdgetcn __P((void));
void kbdbell __P((void));
void kbdenable __P((void));
#endif _KERNEL
#endif /* _KBDVAR_H */