xref: /illumos-gate/usr/src/psm/promif/ieee1275/sun4/prom_power_off.c (revision 45ede40b2394db7967e59f19288fae9b62efd4aa)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 1994, by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include <sys/promif.h>
30 #include <sys/promimpl.h>
31 
32 /*
33  * This interface allows the client to power off the machine.
34  * There's no return from this service.
35  */
36 void
37 prom_power_off()
38 {
39 	cell_t ci[3];
40 
41 	ci[0] = p1275_ptr2cell("SUNW,power-off");	/* Service name */
42 	ci[1] = (cell_t) 0;				/* #argument cells */
43 	ci[2] = (cell_t) 0;				/* #result cells */
44 
45 	promif_preprom();
46 	(void) p1275_cif_handler(&ci);
47 	promif_postprom();
48 }
49