usr/src/cmd/scadm/sparc/mpxu/common/boot_recv.c

   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 2002 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 /*
  30  * boot_recv.c: retrieve a BP (Boot Protocol) message from the receive queue
  31  * (BP messages received from the service processor are queued in
  32  * ADM_bpMsgQueue). BP messages are received ONLY in a firmware download
  33  * context
  34  */
  35
  36 #include <stdio.h>
  37
  38 #include "adm.h"
  39 #include "smq.h"
  40
  41
  42 extern smq_t  ADM_bpMsgQueue;
  43
  44
  45 int
  46 ADM_Boot_recv(bp_msg_t *MessagePtr, struct timespec *Timeout)
  47 {
  48         void *msgp = (void *)MessagePtr;
  49
  50         if (smq_xreceive(&ADM_bpMsgQueue, Timeout,
  51             (smq_msg_t *)msgp) != 0) {
  52
  53                 return (-1);
  54         }
  55
  56         return (0);
  57 }