prom_handler.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 1994 by Sun Microsystems, Inc.
* All Rights Reserved.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/promif.h>
#include <sys/promimpl.h>
void *
prom_set_callback(void *handler)
{
cell_t ci[5];
ci[0] = p1275_ptr2cell("set-callback"); /* Service name */
ci[1] = (cell_t)1; /* #argument cells */
ci[2] = (cell_t)1; /* #return cells */
ci[3] = p1275_ptr2cell(handler); /* Arg1: New handler */
ci[4] = (cell_t)-1; /* Res1: Prime result */
promif_preprom();
(void) p1275_cif_handler(&ci);
promif_postprom();
return (p1275_cell2ptr(ci[4])); /* Res1: Old handler */
}
void
prom_set_symbol_lookup(void *sym2val, void *val2sym)
{
cell_t ci[5];
ci[0] = p1275_ptr2cell("set-symbol-lookup"); /* Service name */
ci[1] = (cell_t)2; /* #argument cells */
ci[2] = (cell_t)0; /* #return cells */
ci[3] = p1275_ptr2cell(sym2val); /* Arg1: s2v handler */
ci[4] = p1275_ptr2cell(val2sym); /* Arg1: v2s handler */
promif_preprom();
(void) p1275_cif_handler(&ci);
promif_postprom();
}