prom_sunfire.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) 1994-1998, by Sun Microsystems, Inc.
* All rights reserved.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/promif.h>
#include <sys/promimpl.h>
/* SunFire only */
int
prom_sunfire_cpu_off(void)
{
cell_t ci[3];
/* Service name */
ci[0] = p1275_ptr2cell("SUNW,Ultra-Enterprise,cpu-off");
ci[1] = (cell_t)0; /* #argument cells */
ci[2] = (cell_t)0; /* #result cells */
/*
* This is an unlocked entry into the prom.
*
* promif_preprom(), ... will be called by the controlling
* cpu. The controlling cpu handles prom contention
* while the victim is in transition.
*/
(void) p1275_cif_handler(&ci);
return (0);
}
/*
* These interfaces allow the client to attach/detach board.
*/
int
prom_sunfire_attach_board(u_int board)
{
cell_t ci[5];
int rv;
ci[0] = p1275_ptr2cell("SUNW,Ultra-Enterprise,add-brd"); /* name */
ci[1] = (cell_t)1; /* #argument cells */
ci[2] = (cell_t)1; /* #result cells */
ci[3] = p1275_uint2cell(board);
promif_preprom();
rv = p1275_cif_handler(&ci);
promif_postprom();
if (rv != 0)
return (rv);
if (p1275_cell2int(ci[4]) != 0) /* Res1: Catch result */
return (-1);
return (0);
}
int
prom_sunfire_detach_board(u_int board)
{
cell_t ci[5];
int rv;
ci[0] = p1275_ptr2cell("SUNW,Ultra-Enterprise,rm-brd"); /* name */
ci[1] = (cell_t)1; /* #argument cells */
ci[2] = (cell_t)1; /* #result cells */
ci[3] = p1275_uint2cell(board);
promif_preprom();
rv = p1275_cif_handler(&ci);
promif_postprom();
if (rv != 0)
return (rv);
if (p1275_cell2int(ci[4]) != 0) /* Res1: Catch result */
return (-1);
return (0);
}