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 1986-1999,2002-2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_PRIVREGS_H 28 #define _SYS_PRIVREGS_H 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 /* 35 * This file is kernel isa dependent. 36 */ 37 38 /* 39 * This file describes the cpu's privileged register set, and 40 * how the machine state is saved on the stack when a trap occurs. 41 */ 42 43 #include <v7/sys/psr.h> 44 #include <sys/fsr.h> 45 46 #ifndef _ASM 47 48 /* 49 * This structure is only here for compatibility. It is not used by the kernel 50 * and may be removed in a future release. A better way to access this data 51 * is to use gregset_t; see proc(5) and ucontext(3HEAD). 52 */ 53 struct regs { 54 long r_psr; /* processor status register */ 55 long r_pc; /* program counter */ 56 long r_npc; /* next program counter */ 57 long r_y; /* the y register */ 58 long r_g1; /* user global regs */ 59 long r_g2; 60 long r_g3; 61 long r_g4; 62 long r_g5; 63 long r_g6; 64 long r_g7; 65 long r_o0; 66 long r_o1; 67 long r_o2; 68 long r_o3; 69 long r_o4; 70 long r_o5; 71 long r_o6; 72 long r_o7; 73 }; 74 75 #define r_ps r_psr /* for portablility */ 76 #define r_r0 r_o0 77 #define r_sp r_o6 78 79 #endif /* _ASM */ 80 81 #ifdef __cplusplus 82 } 83 #endif 84 85 #endif /* _SYS_PRIVREGS_H */ 86