From 5472ad414f5eec7aba13f3d03ee8e35dfdfa406a Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Sun, 11 Sep 2011 20:52:37 +0000 Subject: 2011-09-11 Petr Benes PR 1896/cpukit * sapi/include/confdefs.h, score/Makefile.am, score/preinstall.am: Add Earliest Deadline First (EDF) Scheduling Algorithm implementation. * score/include/rtems/score/scheduleredf.h, score/src/scheduleredf.c, score/src/scheduleredfallocate.c, score/src/scheduleredfblock.c, score/src/scheduleredfenqueue.c, score/src/scheduleredfenqueuefirst.c, score/src/scheduleredfextract.c, score/src/scheduleredffree.c, score/src/scheduleredfprioritycompare.c, score/src/scheduleredfreleasejob.c, score/src/scheduleredfschedule.c, score/src/scheduleredfunblock.c, score/src/scheduleredfupdate.c, score/src/scheduleredfyield.c: New files. --- cpukit/score/src/scheduleredfschedule.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 cpukit/score/src/scheduleredfschedule.c (limited to 'cpukit/score/src/scheduleredfschedule.c') diff --git a/cpukit/score/src/scheduleredfschedule.c b/cpukit/score/src/scheduleredfschedule.c new file mode 100644 index 0000000000..1482be8207 --- /dev/null +++ b/cpukit/score/src/scheduleredfschedule.c @@ -0,0 +1,28 @@ +/* + * Copyright (C) 2011 Petr Benes. + * Copyright (C) 2011 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. + * + * $Id$ + */ + +#if HAVE_CONFIG_H +#include "config.h" +#endif + +#include +#include +#include + +void _Scheduler_EDF_Schedule(void) +{ + RBTree_Node *first_node = + _RBTree_Peek(&_Scheduler_EDF_Ready_queue, RBT_LEFT); + Scheduler_EDF_Per_thread *sched_info = + _RBTree_Container_of(first_node, Scheduler_EDF_Per_thread, Node); + + _Thread_Heir = (Thread_Control *) sched_info->thread; +} -- cgit v1.2.3