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      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 (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 
     22 /*
     23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 
     27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     28 
     29 #include <sys/promif_impl.h>
     30 
     31 int
     32 promif_test(void *p)
     33 {
     34 	cell_t		*ci = (cell_t *)p;
     35 	char		*opname;
     36 	cif_func_t	func;
     37 	int		rv;
     38 
     39 	ASSERT(ci[1] == 1);
     40 
     41 	opname = p1275_cell2ptr(ci[3]);
     42 
     43 	func = promif_find_cif_callback(opname);
     44 
     45 	/* zero indicates operation is supported */
     46 	rv = (func != NULL) ? 0 : 1;
     47 
     48 	ci[4] = p1275_int2cell(rv);
     49 
     50 	return (0);
     51 }
     52