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#pragma ident "%Z%%M% %I% %E% SMI" 23/* 24 * Copyright (c) 1994, by Sun Microsytems, Inc. 25 */ 26 27#include <sys/asm_linkage.h> 28 29 .file __FILE__ 30/* 31 * int tnfw_b_get_lock(tnf_byte_lock_t *); 32 */ 33 ENTRY(tnfw_b_get_lock) 34 ldstub [%o0], %o1 35 jmpl %o7+8, %g0 36 mov %o1, %o0 37 SET_SIZE(tnfw_b_get_lock) 38 39/* 40 * void tnfw_b_clear_lock(tnf_byte_lock_t *); 41 */ 42 ENTRY(tnfw_b_clear_lock) 43 jmpl %o7+8, %g0 44 stb %g0, [%o0] 45 SET_SIZE(tnfw_b_clear_lock) 46 47/* 48 * u_long tnfw_b_atomic_swap(u_long *, u_long); 49 */ 50 ENTRY(tnfw_b_atomic_swap) 51 swap [%o0], %o1 52 jmpl %o7+8, %g0 53 mov %o1, %o0 54 SET_SIZE(tnfw_b_atomic_swap) 55