198944Sobrien/*- 298944Sobrien * Copyright (c) 2014 Andrew Turner 319370Spst * All rights reserved. 419370Spst * 519370Spst * Redistribution and use in source and binary forms, with or without 698944Sobrien * modification, are permitted provided that the following conditions 719370Spst * are met: 898944Sobrien * 1. Redistributions of source code must retain the above copyright 998944Sobrien * notice, this list of conditions and the following disclaimer. 1046283Sdfr * 2. Redistributions in binary form must reproduce the above copyright 1198944Sobrien * notice, this list of conditions and the following disclaimer in the 1298944Sobrien * documentation and/or other materials provided with the distribution. 1398944Sobrien * 1498944Sobrien * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1598944Sobrien * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1698944Sobrien * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1719370Spst * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1819370Spst * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1919370Spst * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2098944Sobrien * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2119370Spst * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2219370Spst * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2398944Sobrien * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2419370Spst * SUCH DAMAGE. 2519370Spst */ 2698944Sobrien 2798944Sobrien#include <sys/cdefs.h> 2819370Spst__FBSDID("$FreeBSD: releng/11.0/lib/libc/aarch64/gen/_set_tp.c 288019 2015-09-20 04:59:01Z rodrigc $"); 2919370Spst 3019370Spst#include <string.h> 3119370Spst#include <sys/types.h> 3298944Sobrien 3398944Sobrien#include <machine/sysarch.h> 3419370Spst 3598944Sobrien#include <stdlib.h> 3698944Sobrien#include "libc_private.h" 3798944Sobrien 3898944Sobrienvoid 3998944Sobrien_set_tp(void *tp) 4098944Sobrien{ 4198944Sobrien 4298944Sobrien asm volatile("msr tpidr_el0, %0" : : "r"(tp)); 4398944Sobrien} 4419370Spst