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      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) 1989, 1995 by Sun Microsystems, Inc.
     24  * All Rights Reserved.
     25  */
     26 
     27 #ifndef	_SYS_REG_H
     28 #define	_SYS_REG_H
     29 
     30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     31 
     32 #ifdef	__cplusplus
     33 extern "C" {
     34 #endif
     35 
     36 /*
     37  * This file only exists for v7 backwards compatibility.
     38  * Kernel code should not include it.
     39  */
     40 #ifdef _KERNEL
     41 #error Kernel include of reg.h
     42 #else
     43 
     44 #include <sys/regset.h>
     45 
     46 /*
     47  * NWINDOW is obsolete; it exists only for existing application compatibility.
     48  */
     49 #define	NWINDOW		7
     50 
     51 /*
     52  * Location of the users' stored registers relative to R0.
     53  * Used as an index into a gregset_t array.
     54  */
     55 #define	PSR	(0)
     56 #define	PC	(1)
     57 #define	nPC	(2)
     58 #define	Y	(3)
     59 #define	G1	(4)
     60 #define	G2	(5)
     61 #define	G3	(6)
     62 #define	G4	(7)
     63 #define	G5	(8)
     64 #define	G6	(9)
     65 #define	G7	(10)
     66 #define	O0	(11)
     67 #define	O1	(12)
     68 #define	O2	(13)
     69 #define	O3	(14)
     70 #define	O4	(15)
     71 #define	O5	(16)
     72 #define	O6	(17)
     73 #define	O7	(18)
     74 
     75 /*
     76  * The following defines are for portability.
     77  */
     78 #define	PS	PSR
     79 #define	SP	O6
     80 #define	R0	O0
     81 #define	R1	O1
     82 
     83 #endif	/* _KERNEL */
     84 
     85 #ifdef	__cplusplus
     86 }
     87 #endif
     88 
     89 #endif	/* _SYS_REG_H */
     90