xref: /illumos-gate/usr/src/uts/sun4u/sys/sbbcio.h (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
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 (c) 1999-2000 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #ifndef	_SYS_SBBCIO_H
28 #define	_SYS_SBBCIO_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 #define	SBBC_IOC		('s' << 8)
37 
38 #define	SBBC_SBBCREG_WR		_IOWR('s', 2, struct ssc_sbbc_regio)
39 #define	SBBC_SBBCREG_RD		_IOWR('s', 7, struct ssc_sbbc_regio)
40 
41 /* offset 0x000000 to 0x07FFFF - read write sbbc internal registers */
42 struct ssc_sbbc_regio {
43 	uint32_t offset;	/* provided by SSC application SW */
44 	uint32_t len;		/* provided by SSC application SW */
45 	uint32_t value;		/* provided by SSC application SW */
46 	uint32_t retval;	/* return value provided by driver */
47 };
48 
49 #ifdef	__cplusplus
50 }
51 #endif
52 
53 #endif	/* _SYS_SBBCIO_H */
54