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 safely take over the %tba by
34 * the prom's service. The prom will take care of the quiescence of
35 * interrupts and handle any pending soft interrupts.
36 */
37void
38prom_set_traptable(void *tba_addr)
39{
40	cell_t ci[4];
41
42	ci[0] = p1275_ptr2cell("SUNW,set-trap-table");	/* Service name */
43	ci[1] = (cell_t) 1;			/* #argument cells */
44	ci[2] = (cell_t) 0;			/* #result cells */
45	ci[3] = p1275_ptr2cell(tba_addr);	/* Arg1: tba address */
46
47	promif_preprom();
48	(void) p1275_cif_handler(&ci);
49	promif_postprom();
50}
51