//==========================================================================
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//==========================================================================
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//
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//
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// thread2.cxx
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// thread2.cxx
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//
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//
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// Thread test 2
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// Thread test 2
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//
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//
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//==========================================================================
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//==========================================================================
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//####ECOSGPLCOPYRIGHTBEGIN####
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//####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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// -------------------------------------------
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// This file is part of eCos, the Embedded Configurable Operating System.
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// This file is part of eCos, the Embedded Configurable Operating System.
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// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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//
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//
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// eCos is free software; you can redistribute it and/or modify it under
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// eCos is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 2 or (at your option) any later version.
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// Software Foundation; either version 2 or (at your option) any later version.
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//
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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// for more details.
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//
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//
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// You should have received a copy of the GNU General Public License along
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// You should have received a copy of the GNU General Public License along
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// with eCos; if not, write to the Free Software Foundation, Inc.,
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// with eCos; if not, write to the Free Software Foundation, Inc.,
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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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//
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//
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// As a special exception, if other files instantiate templates or use macros
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// As a special exception, if other files instantiate templates or use macros
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// or inline functions from this file, or you compile this file and link it
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// or inline functions from this file, or you compile this file and link it
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// with other works to produce a work based on this file, this file does not
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// with other works to produce a work based on this file, this file does not
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// by itself cause the resulting work to be covered by the GNU General Public
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// by itself cause the resulting work to be covered by the GNU General Public
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// License. However the source code for this file must still be made available
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// License. However the source code for this file must still be made available
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// in accordance with section (3) of the GNU General Public License.
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// in accordance with section (3) of the GNU General Public License.
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//
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//
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// This exception does not invalidate any other reasons why a work based on
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// This exception does not invalidate any other reasons why a work based on
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// this file might be covered by the GNU General Public License.
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// this file might be covered by the GNU General Public License.
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//
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//
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// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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// at http://sources.redhat.com/ecos/ecos-license/
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// at http://sources.redhat.com/ecos/ecos-license/
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// -------------------------------------------
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// -------------------------------------------
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//####ECOSGPLCOPYRIGHTEND####
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//####ECOSGPLCOPYRIGHTEND####
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//==========================================================================
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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//#####DESCRIPTIONBEGIN####
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//
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//
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// Author(s): dsm
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// Author(s): dsm
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// Contributors: dsm
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// Contributors: dsm
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// Date: 1998-02-19
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// Date: 1998-02-19
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// Description:
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// Description:
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// tests scheduler & threads & priorities
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// tests scheduler & threads & priorities
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// + create multiple threads with various priorities
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// + create multiple threads with various priorities
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// + check highest priority running thread is always running
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// + check highest priority running thread is always running
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// + check next highest runs when highest suspended
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// + check next highest runs when highest suspended
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// + check several threads of equal priority share time
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// + check several threads of equal priority share time
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// (only !CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES)
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// (only !CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES)
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// + check other threads are starved
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// + check other threads are starved
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// + check setting priority dynamically causes a thread to
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// + check setting priority dynamically causes a thread to
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// become/stay current/non-current
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// become/stay current/non-current
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// Omissions:
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// Omissions:
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// check yield
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// check yield
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// check can set threads with min and max priority
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// check can set threads with min and max priority
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// Options:
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// Options:
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// CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES
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// CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES
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// CYGIMP_THREAD_PRIORITY
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// CYGIMP_THREAD_PRIORITY
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// CYGNUM_KERNEL_SCHED_PRIORITIES
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// CYGNUM_KERNEL_SCHED_PRIORITIES
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// CYGSEM_KERNEL_SCHED_BITMAP
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// CYGSEM_KERNEL_SCHED_BITMAP
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// CYGSEM_KERNEL_SCHED_MLQUEUE
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// CYGSEM_KERNEL_SCHED_MLQUEUE
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//####DESCRIPTIONEND####
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//####DESCRIPTIONEND####
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//==========================================================================
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//==========================================================================
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#include <pkgconf/kernel.h>
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#include <pkgconf/kernel.h>
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#include <cyg/kernel/thread.hxx>
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#include <cyg/kernel/thread.hxx>
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#include <cyg/kernel/thread.inl>
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#include <cyg/kernel/thread.inl>
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#include <cyg/kernel/sched.hxx>
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#include <cyg/kernel/sched.hxx>
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#include <cyg/kernel/mutex.hxx>
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#include <cyg/kernel/mutex.hxx>
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#include <cyg/kernel/sema.hxx>
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#include <cyg/kernel/sema.hxx>
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#include <cyg/infra/testcase.h>
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#include <cyg/infra/testcase.h>
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#include <cyg/kernel/sched.inl>
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#include <cyg/kernel/sched.inl>
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// ------------------------------------------------------------------------
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// ------------------------------------------------------------------------
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#if defined(CYGIMP_THREAD_PRIORITY) && \
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#if defined(CYGIMP_THREAD_PRIORITY) && \
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!defined(CYGPKG_KERNEL_SMP_SUPPORT)
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!defined(CYGPKG_KERNEL_SMP_SUPPORT)
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// ------------------------------------------------------------------------
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// ------------------------------------------------------------------------
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static Cyg_Counting_Semaphore s0, s1, s2;
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static Cyg_Counting_Semaphore s0, s1, s2;
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static volatile cyg_ucount8 q = 0;
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static volatile cyg_ucount8 q = 0;
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static Cyg_Thread *thread0, *thread1, *thread2;
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static Cyg_Thread *thread0, *thread1, *thread2;
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#define NTHREADS 3
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#define NTHREADS 3
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#include "testaux.hxx"
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#include "testaux.hxx"
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// ------------------------------------------------------------------------
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// ------------------------------------------------------------------------
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static void entry0( CYG_ADDRWORD data )
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static void entry0( CYG_ADDRWORD data )
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{
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{
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CHECK( 0 == q++ );
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CHECK( 0 == q++ );
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s0.wait();
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s0.wait();
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CHECK( 3 == q++ );
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CHECK( 3 == q++ );
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s1.post();
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s1.post();
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CHECK( 4 == q++ );
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CHECK( 4 == q++ );
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s0.wait();
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s0.wait();
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s0.wait();
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s0.wait();
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CYG_TEST_PASS_FINISH("Thread 2 OK");
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CYG_TEST_PASS_FINISH("Thread 2 OK");
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}
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}
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// ------------------------------------------------------------------------
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// ------------------------------------------------------------------------
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static void entry1( CYG_ADDRWORD data )
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static void entry1( CYG_ADDRWORD data )
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{
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{
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CHECK( 1 == q++ );
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CHECK( 1 == q++ );
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s1.wait();
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s1.wait();
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CHECK( 5 == q++ );
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CHECK( 5 == q++ );
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thread0->set_priority(9);
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thread0->set_priority(9);
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s0.post();
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s0.post();
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CHECK( 6 == q++ );
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CHECK( 6 == q++ );
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thread2->set_priority(3);
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thread2->set_priority(3);
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CHECK( 8 == q++ );
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CHECK( 8 == q++ );
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s2.post();
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s2.post();
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CHECK( 12 == q++ );
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CHECK( 12 == q++ );
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CHECK( 9 == thread0->get_priority() );
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CHECK( 9 == thread0->get_priority() );
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CHECK( 6 == thread1->get_priority() );
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CHECK( 6 == thread1->get_priority() );
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CHECK( 7 == thread2->get_priority() );
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CHECK( 7 == thread2->get_priority() );
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q = 100;
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q = 100;
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#if !(CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES) \
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#if !(CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES) \
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&& defined(CYGSEM_KERNEL_SCHED_TIMESLICE)
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&& defined(CYGSEM_KERNEL_SCHED_TIMESLICE)
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thread2->set_priority(6);
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thread2->set_priority(6);
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CHECK( 6 == thread1->get_priority() );
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CHECK( 6 == thread1->get_priority() );
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CHECK( 6 == thread2->get_priority() );
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CHECK( 6 == thread2->get_priority() );
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while ( 100 == q )
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while ( 100 == q )
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;
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;
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CHECK( 101 == q++ );
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CHECK( 101 == q++ );
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s1.wait();
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s1.wait();
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CHECK( 103 == q++ );
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CHECK( 103 == q++ );
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#endif
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#endif
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s0.post();
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s0.post();
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s1.wait();
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s1.wait();
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}
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}
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// ------------------------------------------------------------------------
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// ------------------------------------------------------------------------
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static void entry2( CYG_ADDRWORD data )
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static void entry2( CYG_ADDRWORD data )
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{
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{
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CHECK( 2 == q++ );
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CHECK( 2 == q++ );
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s0.post();
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s0.post();
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CHECK( 7 == q++ );
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CHECK( 7 == q++ );
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s2.wait();
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s2.wait();
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CHECK( 9 == q++ );
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CHECK( 9 == q++ );
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thread1->set_priority(6);
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thread1->set_priority(6);
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CHECK( 10 == q++ );
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CHECK( 10 == q++ );
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thread2->set_priority(2);
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thread2->set_priority(2);
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CHECK( 11 == q++ );
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CHECK( 11 == q++ );
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thread2->set_priority(7);
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thread2->set_priority(7);
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#if !(CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES) \
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#if !(CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES) \
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&& defined(CYGSEM_KERNEL_SCHED_TIMESLICE)
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&& defined(CYGSEM_KERNEL_SCHED_TIMESLICE)
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CHECK( 6 == thread1->get_priority() );
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CHECK( 6 == thread1->get_priority() );
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CHECK( 6 == thread2->get_priority() );
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CHECK( 6 == thread2->get_priority() );
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CHECK( 100 == q++ );
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CHECK( 100 == q++ );
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while ( 101 == q )
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while ( 101 == q )
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;
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;
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CHECK( 102 == q++ );
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CHECK( 102 == q++ );
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s1.post();
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s1.post();
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#endif
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#endif
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s0.post();
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s0.post();
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s2.wait();
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s2.wait();
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}
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}
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// ------------------------------------------------------------------------
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// ------------------------------------------------------------------------
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void thread2_main( void )
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void thread2_main( void )
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{
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{
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CYG_TEST_INIT();
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CYG_TEST_INIT();
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thread0 = new_thread( entry0, 0 );
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thread0 = new_thread( entry0, 0 );
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thread1 = new_thread( entry1, 1 );
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thread1 = new_thread( entry1, 1 );
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thread2 = new_thread( entry2, 2 );
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thread2 = new_thread( entry2, 2 );
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thread0->resume();
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thread0->resume();
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thread1->resume();
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thread1->resume();
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thread2->resume();
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thread2->resume();
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thread0->set_priority(5);
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thread0->set_priority(5);
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thread1->set_priority(6);
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thread1->set_priority(6);
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thread2->set_priority(7);
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thread2->set_priority(7);
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if( 9 >= CYG_THREAD_MIN_PRIORITY )
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if( 9 >= CYG_THREAD_MIN_PRIORITY )
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CYG_TEST_FAIL_FINISH("Test requires priorities up to 9");
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CYG_TEST_FAIL_FINISH("Test requires priorities up to 9");
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if( 2 <= CYG_THREAD_MAX_PRIORITY )
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if( 2 <= CYG_THREAD_MAX_PRIORITY )
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CYG_TEST_FAIL_FINISH("Test requires priorities as low as 2");
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CYG_TEST_FAIL_FINISH("Test requires priorities as low as 2");
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Cyg_Scheduler::start();
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Cyg_Scheduler::start();
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CYG_TEST_FAIL_FINISH("Unresolved");
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CYG_TEST_FAIL_FINISH("Unresolved");
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}
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}
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// ------------------------------------------------------------------------
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// ------------------------------------------------------------------------
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externC void
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externC void
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cyg_start( void )
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cyg_start( void )
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{
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{
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#ifdef CYGSEM_HAL_STOP_CONSTRUCTORS_ON_FLAG
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#ifdef CYGSEM_HAL_STOP_CONSTRUCTORS_ON_FLAG
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cyg_hal_invoke_constructors();
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cyg_hal_invoke_constructors();
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#endif
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#endif
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thread2_main();
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thread2_main();
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}
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}
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// ------------------------------------------------------------------------
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// ------------------------------------------------------------------------
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#else // CYGPKG_KERNEL_SMP_SUPPORT etc
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#else // CYGPKG_KERNEL_SMP_SUPPORT etc
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// ------------------------------------------------------------------------
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// ------------------------------------------------------------------------
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externC void
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externC void
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cyg_start( void )
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cyg_start( void )
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{
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{
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CYG_TEST_INIT();
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CYG_TEST_INIT();
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CYG_TEST_PASS_FINISH("Thread2 test requires:\n"
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CYG_TEST_PASS_FINISH("Thread2 test requires:\n"
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"defined(CYGIMP_THREAD_PRIORITY) &&\n"
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"defined(CYGIMP_THREAD_PRIORITY) &&\n"
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"!defined(CYGPKG_KERNEL_SMP_SUPPORT)\n");
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"!defined(CYGPKG_KERNEL_SMP_SUPPORT)\n");
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}
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}
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// ------------------------------------------------------------------------
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// ------------------------------------------------------------------------
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#endif // CYGPKG_KERNEL_SMP_SUPPORT etc
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#endif // CYGPKG_KERNEL_SMP_SUPPORT etc
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// ------------------------------------------------------------------------
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// ------------------------------------------------------------------------
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// EOF thread2.cxx
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// EOF thread2.cxx
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