prom_version.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
* 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) 1991-1994, by Sun Microsystems, Inc.
* All rights reserved.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/promimpl.h>
int
prom_getversion(void)
{
/*
* For compatibility with older client programs, if there is no
* ROMVEC, we simply return a very large number here.
*/
return (obp_romvec_version);
}
int
prom_is_openprom(void)
{
/*
* Returns true, if openboot or open firmware interface exists.
*/
return (1);
}
int
prom_is_p1275(void)
{
/*
* Returns true, if IEEE 1275 interface exists.
*/
return (1);
}
/*
* Certain standalones need to get the revision of a certain
* version of the firmware to be able to figure out how to
* correct for certain errors in certain versions of the PROM.
*
* The caller has to know what to do with the cookie returned
* from prom_mon_id(). c.f. uts/sun4c/io/autoconf.c:impl_fix_props().
*/
void *
prom_mon_id(void)
{
return (NULL); /* For compatibilty, none exists in 1275 */
}