From 9c191eea63fd6c5511c01186297722e594220032 Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Mon, 25 Sep 2006 13:36:58 +0000 Subject: * score/Makefile.am, score/preinstall.am, score/include/rtems/score/coresem.h, score/include/rtems/score/object.h, score/include/rtems/score/states.h, score/inline/rtems/score/coresem.inl: Add SuperCore Barriers, SpinLocks and a partial implementation of RWLocks. * score/include/rtems/score/corebarrier.h, score/include/rtems/score/corerwlock.h, score/include/rtems/score/corespinlock.h, score/inline/rtems/score/corebarrier.inl, score/inline/rtems/score/corerwlock.inl, score/inline/rtems/score/corespinlock.inl, score/macros/rtems/score/corebarrier.inl, score/macros/rtems/score/corerwlock.inl, score/macros/rtems/score/corespinlock.inl, score/src/corebarrier.c, score/src/corebarrierrelease.c, score/src/corebarrierwait.c, score/src/corerwlock.c, score/src/corerwlockobtainread.c, score/src/corerwlockobtainwrite.c, score/src/corerwlockrelease.c, score/src/corespinlock.c, score/src/corespinlockrelease.c, score/src/corespinlockwait.c: New files. --- cpukit/score/inline/rtems/score/corespinlock.inl | 38 ++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 cpukit/score/inline/rtems/score/corespinlock.inl (limited to 'cpukit/score/inline/rtems/score/corespinlock.inl') diff --git a/cpukit/score/inline/rtems/score/corespinlock.inl b/cpukit/score/inline/rtems/score/corespinlock.inl new file mode 100644 index 0000000000..e0f3feeec2 --- /dev/null +++ b/cpukit/score/inline/rtems/score/corespinlock.inl @@ -0,0 +1,38 @@ +/** + * @file rtems/score/corespinlock.inl + * + * This include file contains all of the inlined routines associated + * with the SuperCore spinlock. + */ + +/* + * COPYRIGHT (c) 1989-2006. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id$ + */ + +#ifndef _RTEMS_SCORE_CORESPINLOCK_INL +#define _RTEMS_SCORE_CORESPINLOCK_INL + +/** + * @addtogroup ScoreSpinlock + * @{ + */ + +RTEMS_INLINE_ROUTINE boolean _CORE_spinlock_Is_busy( + CORE_spinlock_Control *the_spinlock +) +{ + return (the_spinlock->users != 0); +} + + +/**@}*/ + +#endif +/* end of include file */ -- cgit v1.2.3