1/*	$NetBSD: mtpr.h,v 1.7 2005/12/11 12:16:59 christos Exp $	*/
2
3/*
4 * Copyright (c) 1988 University of Utah.
5 * Copyright (c) 1990 The Regents of the University of California.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * the Systems Programming Group of the University of Utah Computer
10 * Science Department.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 * 3. Neither the name of the University nor the names of its contributors
21 *    may be used to endorse or promote products derived from this software
22 *    without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 * from: Utah $Hdr: mtpr.h 1.1 90/07/09$
37 *
38 *	@(#)mtpr.h	7.2 (Berkeley) 11/3/90
39 */
40
41#ifndef _MACHINE_MTPR_H_
42#define _MACHINE_MTPR_H_
43
44#ifdef _KERNEL
45
46#include <m68k/asm_single.h>
47/*
48 * simulated software interrupt register
49 */
50
51extern volatile unsigned char ssir;
52
53#define SIR_NET		0x1	/* call netintr()		*/
54#define SIR_CLOCK	0x2	/* call softclock()		*/
55#define	SIR_CBACK	0x4	/* walk the sicallback-chain	*/
56
57#define siron(x)	single_inst_bset_b((ssir), (x))
58#define	siroff(x)	single_inst_bclr_b((ssir), (x))
59
60#define setsoftnet()	siron(SIR_NET)
61#define setsoftclock()	siron(SIR_CLOCK)
62#define setsoftcback()	siron(SIR_CBACK)
63
64#endif /* _KERNEL */
65
66#endif /* !_MACHINE_MTPR_H_ */
67