1 /*-
2 * Copyright (c) 2005 David Xu <[email protected]>.
3 * Copyright (c) 2014 the FreeBSD Foundation
4 * All rights reserved.
5 *
6 * Portions of this software were developed by Andrew Turner
7 * under sponsorship from the FreeBSD Foundation
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 /*
32 * Machine-dependent thread prototypes/definitions.
33 */
34 #ifndef _PTHREAD_MD_H_
35 #define _PTHREAD_MD_H_
36
37 #include <sys/types.h>
38 #include <machine/tls.h>
39
40 #define CPU_SPINWAIT
41
42 /* For use in _Static_assert to check structs will fit in a page */
43 #define THR_PAGE_SIZE_MIN PAGE_SIZE_4K
44
45 static __inline struct pthread *
_get_curthread(void)46 _get_curthread(void)
47 {
48
49 return (_tcb_get()->tcb_thread);
50 }
51
52 static __inline void
_thr_resolve_machdep(void)53 _thr_resolve_machdep(void)
54 {
55 }
56
57 #endif /* _PTHREAD_MD_H_ */
58