1 /*	$OpenBSD: power.h,v 1.4 2003/05/13 22:25:30 miod Exp $ */
2 /*	$NetBSD: power.h,v 1.2 1996/05/16 15:56:57 abrown Exp $ */
3 
4 /*
5  * Copyright (c) 1996
6  *	The President and Fellows of Harvard College. All rights reserved.
7  *
8  * All advertising materials mentioning features or use of this software
9  * must display the following acknowledgement:
10  *	This product includes software developed by Aaron Brown and
11  *	Harvard University.
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
16  *
17  * 1. Redistributions of source code must retain the above copyright
18  *    notice, this list of conditions and the following disclaimer.
19  * 2. Redistributions in binary form must reproduce the above copyright
20  *    notice, this list of conditions and the following disclaimer in the
21  *    documentation and/or other materials provided with the distribution.
22  * 3. All advertising materials mentioning features or use of this software
23  *    must display the following acknowledgement:
24  *	This product includes software developed by Harvard University
25  *	and its contributors.
26  * 4. Neither the name of the University nor the names of its contributors
27  *    may be used to endorse or promote products derived from this software
28  *    without specific prior written permission.
29  *
30  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
31  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
32  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
34  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
35  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
36  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
37  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
38  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
39  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
40  * SUCH DAMAGE.
41  *
42  *
43  */
44 
45 /*
46  * Sun-4m power register.  This register allows the computer to power itself
47  * down.
48  */
49 
50 #define POWER_OFF	0x1	/* remove power */
51 
52 #define	POWER_REG	((volatile u_char *)(power_reg))
53 
54 #define	POWER_BITS	"\20\1POWEROFF"
55 
56 #ifndef _LOCORE
57 extern volatile u_char *power_reg;
58 #endif
59 
60 void powerdown(void);		/* power off function */
61