diff options
author | Joel Sherrill <joel.sherrill@oarcorp.com> | 2012-03-07 09:52:04 -0600 |
---|---|---|
committer | Joel Sherrill <joel.sherrill@oarcorp.com> | 2012-03-07 09:52:04 -0600 |
commit | a9153ec3040f54fa52b68e14dafed2aba7b780ae (patch) | |
tree | fda80e3380dfebf7d97868507aa185757852e882 /rtems/freebsd/sys/_sx.h | |
download | rtems-libbsd-a9153ec3040f54fa52b68e14dafed2aba7b780ae.tar.bz2 |
Initial import
Code is based on FreeBSD 8.2 with USB support from Sebastian Huber
and Thomas Doerfler. Initial TCP/IP stack work is from Kevel Kirspel.
Diffstat (limited to 'rtems/freebsd/sys/_sx.h')
-rw-r--r-- | rtems/freebsd/sys/_sx.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/rtems/freebsd/sys/_sx.h b/rtems/freebsd/sys/_sx.h new file mode 100644 index 00000000..ff8f821e --- /dev/null +++ b/rtems/freebsd/sys/_sx.h @@ -0,0 +1,44 @@ +/*- + * Copyright (c) 2007 Attilio Rao <attilio@freebsd.org> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice(s), this list of conditions and the following disclaimer as + * the first lines of this file unmodified other than the possible + * addition of one or more copyright notices. + * 2. Redistributions in binary form must reproduce the above copyright + * notice(s), this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH + * DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _SYS__SX_HH_ +#define _SYS__SX_HH_ + +/* + * Shared/exclusive lock main structure definition. + */ +struct sx { + struct lock_object lock_object; +#ifndef __rtems__ + volatile uintptr_t sx_lock; +#endif /* __rtems__ */ +}; + +#endif /* !_SYS__SX_HH_ */ |