1314818Sngie/* $NetBSD: t_lock.c,v 1.2 2017/01/13 21:30:41 christos Exp $ */ 2272343Sngie 3272343Sngie/*- 4272343Sngie * Copyright (c) 2002, 2008 The NetBSD Foundation, Inc. 5272343Sngie * All rights reserved. 6272343Sngie * 7272343Sngie * Redistribution and use in source and binary forms, with or without 8272343Sngie * modification, are permitted provided that the following conditions 9272343Sngie * are met: 10272343Sngie * 1. Redistributions of source code must retain the above copyright 11272343Sngie * notice, this list of conditions and the following disclaimer. 12272343Sngie * 2. Redistributions in binary form must reproduce the above copyright 13272343Sngie * notice, this list of conditions and the following disclaimer in the 14272343Sngie * documentation and/or other materials provided with the distribution. 15272343Sngie * 16272343Sngie * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17272343Sngie * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18272343Sngie * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19272343Sngie * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20272343Sngie * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21272343Sngie * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22272343Sngie * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23272343Sngie * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24272343Sngie * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25272343Sngie * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26272343Sngie * POSSIBILITY OF SUCH DAMAGE. 27272343Sngie */ 28272343Sngie 29272343Sngie#include <sys/cdefs.h> 30272343Sngie__COPYRIGHT("@(#) Copyright (c) 2008\ 31272343Sngie The NetBSD Foundation, inc. All rights reserved."); 32314818Sngie__RCSID("$NetBSD: t_lock.c,v 1.2 2017/01/13 21:30:41 christos Exp $"); 33272343Sngie 34272343Sngie#include <sys/time.h> 35272343Sngie 36272343Sngie#include <machine/lock.h> 37272343Sngie#include <signal.h> 38272343Sngie 39272343Sngie#include <atf-c.h> 40272343Sngie 41314818Sngie#include "h_macros.h" 42272343Sngie 43272343Sngie__cpu_simple_lock_t lk; 44272343Sngievolatile int handled = 0; 45272343Sngie 46272343Sngiestatic void 47272343Sngiehandler(int sig) 48272343Sngie{ 49272343Sngie handled = 1; 50272343Sngie __cpu_simple_unlock(&lk); 51272343Sngie} 52272343Sngie 53272343SngieATF_TC(lock); 54272343SngieATF_TC_HEAD(lock, tc) 55272343Sngie{ 56272343Sngie atf_tc_set_md_var(tc, "timeout", "3"); 57272343Sngie atf_tc_set_md_var(tc, "descr", 58272343Sngie "Checks __cpu_simple_lock()/__cpu_simple_unlock()"); 59272343Sngie} 60272343SngieATF_TC_BODY(lock, tc) 61272343Sngie{ 62272343Sngie struct itimerval itv; 63272343Sngie 64272343Sngie __cpu_simple_lock_init(&lk); 65272343Sngie 66272343Sngie REQUIRE_LIBC(signal(SIGVTALRM, handler), SIG_ERR); 67272343Sngie 68272343Sngie itv.it_interval.tv_sec = 0; 69272343Sngie itv.it_interval.tv_usec = 0; 70272343Sngie itv.it_value.tv_sec = 1; 71272343Sngie itv.it_value.tv_usec = 0; 72272343Sngie RL(setitimer(ITIMER_VIRTUAL, &itv, NULL)); 73272343Sngie 74272343Sngie __cpu_simple_lock(&lk); 75272343Sngie __cpu_simple_lock(&lk); 76272343Sngie 77272343Sngie ATF_REQUIRE(handled); 78272343Sngie 79272343Sngie __cpu_simple_unlock(&lk); 80272343Sngie} 81272343Sngie 82272343SngieATF_TP_ADD_TCS(tp) 83272343Sngie{ 84272343Sngie ATF_TP_ADD_TC(tp, lock); 85272343Sngie 86272343Sngie return atf_no_error(); 87272343Sngie} 88