xref: /illumos-gate/usr/src/uts/sun4v/os/mach_ddi_impl.c (revision 35e0963c135e57db23f111dfe9dbf1dae97a9fc3)
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  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 /*
27  * sun4u specific DDI implementation
28  */
29 #include <sys/bootconf.h>
30 #include <sys/conf.h>
31 #include <sys/machsystm.h>
32 #include <sys/idprom.h>
33 #include <sys/promif.h>
34 
35 
36 /*
37  * Favored drivers of this implementation
38  * architecture.  These drivers MUST be present for
39  * the system to boot at all.
40  */
41 char *impl_module_list[] = {
42 	"rootnex",
43 	"options",
44 	"sad",		/* Referenced via init_tbl[] */
45 	"pseudo",
46 	"clone",
47 	"scsi_vhci",
48 	(char *)0
49 };
50 
51 /*
52  * Check the status of the device node passed as an argument.
53  *
54  *	if ((status is OKAY) || (status is DISABLED))
55  *		return DDI_SUCCESS
56  *	else
57  *		print a warning and return DDI_FAILURE
58  */
59 /*ARGSUSED*/
60 int
61 check_status(int id, char *buf, dev_info_t *parent)
62 {
63 	char status_buf[64];
64 	extern int status_okay(int, char *, int);
65 
66 	/*
67 	 * is the status okay?
68 	 */
69 	if (status_okay(id, status_buf, sizeof (status_buf)))
70 		return (DDI_SUCCESS);
71 
72 	return (DDI_FAILURE);
73 }
74