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 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_ASM_MISC_H 28 #define _SYS_ASM_MISC_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 #ifdef _ASM /* The remainder of this file is only for assembly files */ 37 38 /* Load reg with pointer to per-CPU structure */ 39 #if defined(__amd64) 40 #define LOADCPU(reg) \ 41 movq %gs:CPU_SELF, reg; 42 #else 43 #define LOADCPU(reg) \ 44 movl %gs:CPU_SELF, reg; 45 #endif 46 47 #define RET_INSTR 0xc3 48 #define NOP_INSTR 0x90 49 #define STI_INSTR 0xfb 50 #define JMP_INSTR 0x00eb 51 52 #endif /* _ASM */ 53 54 #ifdef __cplusplus 55 } 56 #endif 57 58 #endif /* _SYS_ASM_MISC_H */ 59