diff packages/compat/uitron/current/tests/test1.c @ 0:3111d98ba7b3 ecos-v1_1-release

Initial commit of eCos version 1.1
author jlarmour
date Tue, 11 May 1999 11:16:07 +0000
parents
children 443894e2e912
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+++ b/packages/compat/uitron/current/tests/test1.c
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+//===========================================================================
+//
+//	test1.c
+//
+//	uITRON "C" test program one
+//
+//===========================================================================
+//####COPYRIGHTBEGIN####
+//
+// -------------------------------------------
+// The contents of this file are subject to the Cygnus eCos Public License
+// Version 1.0 (the "License"); you may not use this file except in
+// compliance with the License.  You may obtain a copy of the License at
+// http://sourceware.cygnus.com/ecos
+// 
+// Software distributed under the License is distributed on an "AS IS"
+// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the
+// License for the specific language governing rights and limitations under
+// the License.
+// 
+// The Original Code is eCos - Embedded Cygnus Operating System, released
+// September 30, 1998.
+// 
+// The Initial Developer of the Original Code is Cygnus.  Portions created
+// by Cygnus are Copyright (C) 1998 Cygnus Solutions.  All Rights Reserved.
+// -------------------------------------------
+//
+//####COPYRIGHTEND####
+//===========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s): 	hmt
+// Contributors:	hmt
+// Date:	1998-03-13
+// Purpose:	uITRON API testing
+// Description:	
+//
+//####DESCRIPTIONEND####
+//
+//===========================================================================
+
+#include <pkgconf/uitron.h>             // uITRON setup CYGNUM_UITRON_SEMAS
+                                        // CYGPKG_UITRON et al
+#include <cyg/infra/testcase.h>         // testing infrastructure
+
+#ifdef CYGPKG_UITRON                    // we DO want the uITRON package
+
+#ifdef CYGSEM_KERNEL_SCHED_MLQUEUE      // we DO want prioritized threads
+
+#ifdef CYGFUN_KERNEL_THREADS_TIMER      // we DO want timout-able calls
+
+#ifdef CYGVAR_KERNEL_COUNTERS_CLOCK     // we DO want the realtime clock
+
+// we're OK if it's C++ or neither of those two is defined:
+#if defined( __cplusplus ) || \
+    (!defined( CYGIMP_UITRON_INLINE_FUNCS ) && \
+     !defined( CYGIMP_UITRON_CPP_OUTLINE_FUNCS) )
+
+// =================== TEST CONFIGURATION ===================
+#if \
+    /* test configuration for enough tasks */                      \
+    (CYGNUM_UITRON_TASKS >= 4)                                  && \
+    (CYGNUM_UITRON_TASKS < 90)                                  && \
+    (CYGNUM_UITRON_START_TASKS == 1)                            && \
+    ( !defined(CYGPKG_UITRON_TASKS_CREATE_DELETE) ||               \
+      CYGNUM_UITRON_TASKS_INITIALLY >= 4             )          && \
+                                                                   \
+    /* the end of the large #if statement */                       \
+    1 
+
+// ============================ END ============================
+
+
+
+#include <cyg/compat/uitron/uit_func.h> // uITRON
+
+externC void
+cyg_package_start( void )
+{
+    CYG_TEST_INIT();
+    CYG_TEST_INFO( "Calling cyg_uitron_start()" );
+    cyg_uitron_start();
+}
+
+volatile int intercom = 0;
+volatile int intercount = 0;
+INT scratch = 0;
+
+#ifndef CYGSEM_KERNEL_SCHED_TIMESLICE
+#define TIMESLICEMSG "Assuming no kernel timeslicing"
+#define TSGO()		(1)
+#define TSRELEASE() 	CYG_EMPTY_STATEMENT
+#define TSSTOP()    	CYG_EMPTY_STATEMENT
+#define TSLOCK()	CYG_EMPTY_STATEMENT
+#define TSUNLOCK()	CYG_EMPTY_STATEMENT
+#define ICWAIT( _i_ )	CYG_EMPTY_STATEMENT
+
+#else
+// Now follow some nasty bodges to control the scheduling when basically it
+// isn't controlled ie. timeslicing is on.  It's bodgy because we're
+// testing normal synchronization methods, so we shouldn't rely on them for
+// comms between threads here.  Instead there's a mixture of communicating
+// via a flag (ts_interlock) which stops the "controlled" thread running
+// away, and waiting for the controlled thread to run enough for us.
+//
+// Tasks 3 and 4 are waited for by the control task: task 3 locks the
+// scheduler so is immediately descheduled when it unlocks it, task 4 does
+// waiting-type operations, so we must give it chance to run by yielding a
+// few times ourselves.  Note the plain constant in ICWAIT() below.
+
+#define TIMESLICEMSG "Assuming kernel timeslicing ENABLED"
+volatile int ts_interlock = 0;
+#define TSGO()		(ts_interlock)
+#define TSRELEASE() 	ts_interlock = 1
+#define TSSTOP()    	ts_interlock = 0
+
+#define TSLOCK()	CYG_MACRO_START 				\
+    ER ercd2 = dis_dsp();						\
+    CYG_TEST_CHECK( E_OK == ercd2, "dis_dsp (TSLOCK) bad ercd2" );	\
+CYG_MACRO_END
+
+#define TSUNLOCK()	CYG_MACRO_START 				\
+    ER ercd3 = ena_dsp();						\
+    CYG_TEST_CHECK( E_OK == ercd3, "ena_dsp (TSUNLOCK) bad ercd3" );	\
+CYG_MACRO_END
+
+#define ICWAIT( _i_ )	CYG_MACRO_START 				\
+    int loops;								\
+    for ( loops = 3; (0 < loops) || ((_i_) > intercount); loops-- ) {	\
+	ER ercd4 = rot_rdq( 0 ); /* yield */				\
+        CYG_TEST_CHECK( E_OK == ercd4, "rot_rdq (ICWAIT) bad ercd4" );	\
+    }	       								\
+CYG_MACRO_END
+#endif // CYGSEM_KERNEL_SCHED_TIMESLICE
+
+/*
+#define IC() \
+CYG_MACRO_START \
+  static char *msgs[] = { "ZERO", "ONE", "TWO", "THREE", "FOUR", "LOTS" }; \
+  CYG_TEST_INFO( msgs[ intercount > 5 ? 5 : intercount ] ); \
+CYG_MACRO_END
+*/
+
+// #define CYG_TEST_UITRON_TEST1_LOOPING 1
+
+void task1( unsigned int arg )
+{
+    ER ercd;
+    T_RTSK ref_tskd;
+
+#ifdef CYG_TEST_UITRON_TEST1_LOOPING
+    while ( 1 ) {
+#endif // CYG_TEST_UITRON_TEST1_LOOPING
+
+    CYG_TEST_INFO( "Task 1 running" );
+    CYG_TEST_INFO( TIMESLICEMSG );
+
+    intercom = 0;
+    intercount = 0;
+
+    CYG_TEST_INFO( "Testing get_tid and ref_tsk" );
+    ercd = get_tid( &scratch );
+    CYG_TEST_CHECK( E_OK == ercd, "get_tid bad ercd" );
+    CYG_TEST_CHECK( 1 == scratch, "tid not 1" );
+#ifdef CYGSEM_UITRON_BAD_PARAMS_RETURN_ERRORS
+#ifndef CYGSEM_UITRON_PARAMS_NULL_IS_GOOD_PTR
+    ercd = get_tid( NULL );
+    CYG_TEST_CHECK( E_PAR == ercd, "get_tid bad ercd !E_PAR" );
+#endif
+    ercd = get_tid( NADR );
+    CYG_TEST_CHECK( E_PAR == ercd, "get_tid bad ercd !E_PAR" );
+    ercd = ref_tsk( &ref_tskd, -6 );
+    CYG_TEST_CHECK( E_ID == ercd, "ref_tsk bad ercd !E_ID" );
+    ercd = ref_tsk( &ref_tskd, 99 );
+    CYG_TEST_CHECK( E_ID == ercd, "ref_tsk bad ercd !E_ID" );
+#ifndef CYGSEM_UITRON_PARAMS_NULL_IS_GOOD_PTR
+    ercd = ref_tsk( NULL, 1 );
+    CYG_TEST_CHECK( E_PAR == ercd, "ref_tsk bad ercd !E_PAR" );
+#endif
+    ercd = ref_tsk( NADR, 1 );
+    CYG_TEST_CHECK( E_PAR == ercd, "ref_tsk bad ercd !E_PAR" );
+#endif // we can test bad param error returns
+    ercd = ref_tsk( &ref_tskd, 1 );
+    CYG_TEST_CHECK( E_OK == ercd, "ref_tsk bad ercd" );
+    CYG_TEST_CHECK( TTS_RUN == ref_tskd.tskstat, "Bad task status 1" );
+    ercd = ref_tsk( &ref_tskd, 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "ref_tsk bad ercd" );
+    CYG_TEST_CHECK( TTS_RUN == ref_tskd.tskstat, "Bad task status 0" );
+    ercd = ref_tsk( &ref_tskd, 2 );
+    CYG_TEST_CHECK( E_OK == ercd, "ref_tsk bad ercd" );
+    CYG_TEST_CHECK( TTS_DMT == ref_tskd.tskstat, "Bad task status 2" );
+    CYG_TEST_CHECK( 2 == ref_tskd.tskpri, "Bad task prio 2" );
+
+    ercd = rsm_tsk( 2 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "rsm_tsk DMT bad ercd !E_OBJ" );
+    ercd = frsm_tsk( 2 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "frsm_tsk DMT bad ercd !E_OBJ" );
+    ercd = rel_wai( 2 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "rel_wai DMT bad ercd !E_OBJ" );
+    ercd = sus_tsk( 2 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "sus_tsk DMT bad ercd !E_OBJ" );
+    ercd = wup_tsk( 2 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "wup_tsk DMT bad ercd !E_OBJ" );
+    ercd = can_wup( &scratch, 2 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "can_wup DMT bad ercd !E_OBJ" );
+
+    CYG_TEST_PASS( "get_tid, ref_tsk" );
+
+    CYG_TEST_INFO( "Testing prio change and start task" );
+    ercd = sta_tsk( 2, 99 );
+    CYG_TEST_CHECK( E_OK == ercd, "sta_tsk bad ercd" );
+
+    // drop pri of task 2
+    ercd = chg_pri( 2, 4 );
+    CYG_TEST_CHECK( E_OK == ercd, "chg_pri bad ercd" );
+    ercd = ref_tsk( &ref_tskd, 2 );
+    CYG_TEST_CHECK( E_OK == ercd, "ref_tsk bad ercd" );
+    CYG_TEST_CHECK( TTS_RDY == ref_tskd.tskstat, "Bad task status 2" );
+    CYG_TEST_CHECK( 4 == ref_tskd.tskpri, "Bad task prio 2" );
+
+    // drop our pri below task 2
+    ercd = chg_pri( 0, 5 );
+    CYG_TEST_CHECK( E_OK == ercd, "chg_pri bad ercd" );
+
+    ercd = ref_tsk( &ref_tskd, 1 );
+    CYG_TEST_CHECK( E_OK == ercd, "ref_tsk bad ercd" );
+    CYG_TEST_CHECK( 5 == ref_tskd.tskpri, "Bad task prio 1" );
+    ercd = ref_tsk( &ref_tskd, 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "ref_tsk bad ercd" );
+    CYG_TEST_CHECK( 5 == ref_tskd.tskpri, "Bad task prio 0" );
+    ercd = ref_tsk( &ref_tskd, 2 );
+    CYG_TEST_CHECK( E_OK == ercd, "ref_tsk bad ercd" );
+    // it will have run to completion and regained its original prio
+    CYG_TEST_CHECK( 2 == ref_tskd.tskpri, "Bad task prio 2" );
+    CYG_TEST_CHECK( TTS_DMT == ref_tskd.tskstat, "Bad task status 2" );
+
+    // retest these now that the task has executed once
+    ercd = rsm_tsk( 2 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "rsm_tsk DMT bad ercd !E_OBJ" );
+    ercd = frsm_tsk( 2 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "frsm_tsk DMT bad ercd !E_OBJ" );
+    ercd = rel_wai( 2 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "rel_wai DMT bad ercd !E_OBJ" );
+    ercd = sus_tsk( 2 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "sus_tsk DMT bad ercd !E_OBJ" );
+    ercd = wup_tsk( 2 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "wup_tsk DMT bad ercd !E_OBJ" );
+    ercd = can_wup( &scratch, 2 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "can_wup DMT bad ercd !E_OBJ" );
+
+#ifdef CYGSEM_UITRON_BAD_PARAMS_RETURN_ERRORS
+    ercd = chg_pri( -6, 9 );
+    CYG_TEST_CHECK( E_ID == ercd, "chg_pri bad ercd !E_ID" );
+    ercd = chg_pri( 99, 9 );
+    CYG_TEST_CHECK( E_ID == ercd, "chg_pri bad ercd !E_ID" );
+    ercd = sta_tsk( -6, 99 );
+    CYG_TEST_CHECK( E_ID == ercd, "sta_tsk bad ercd !E_ID" );
+    ercd = sta_tsk( 99, 99 );
+    CYG_TEST_CHECK( E_ID == ercd, "sta_tsk bad ercd !E_ID" );
+#endif // we can test bad param error returns
+
+    CYG_TEST_PASS( "sta_tsk, chg_pri" );
+
+    CYG_TEST_INFO( "Testing delay and dispatch disabling" );
+    ercd = dly_tsk( 10 );
+    CYG_TEST_CHECK( E_OK == ercd, "dly_tsk bad ercd" );
+    ercd = ena_dsp();
+    CYG_TEST_CHECK( E_OK == ercd, "ena_dsp bad ercd" );
+    ercd = dly_tsk( 10 );
+    CYG_TEST_CHECK( E_OK == ercd, "dly_tsk bad ercd" );
+    ercd = dis_dsp();
+    CYG_TEST_CHECK( E_OK == ercd, "dis_dsp bad ercd" );
+#ifdef CYGSEM_UITRON_BAD_PARAMS_RETURN_ERRORS
+    ercd = dly_tsk( 10 );
+    CYG_TEST_CHECK( E_CTX == ercd, "dly_tsk bad ercd !E_CTX" );
+    ercd = dis_dsp();
+    CYG_TEST_CHECK( E_OK == ercd, "dis_dsp bad ercd" );
+    ercd = dly_tsk( 10 );
+    CYG_TEST_CHECK( E_CTX == ercd, "dly_tsk bad ercd !E_CTX" );
+#endif // we can test bad param error returns
+    ercd = ena_dsp();
+    CYG_TEST_CHECK( E_OK == ercd, "ena_dsp bad ercd" );
+    ercd = dly_tsk( 10 );
+    CYG_TEST_CHECK( E_OK == ercd, "dly_tsk bad ercd" );
+    ercd = ena_dsp();
+    CYG_TEST_CHECK( E_OK == ercd, "ena_dsp bad ercd" );
+    ercd = dly_tsk( 10 );
+    CYG_TEST_CHECK( E_OK == ercd, "dly_tsk bad ercd" );
+
+    CYG_TEST_PASS( "dly_tsk, ena_dsp, dis_dsp" );
+    
+    CYG_TEST_INFO( "Testing ready queue manipulation" );
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ercd = rot_rdq( 4 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ercd = rot_rdq( 5 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+#ifdef CYGSEM_UITRON_BAD_PARAMS_RETURN_ERRORS
+    ercd = rot_rdq( -6 );
+    CYG_TEST_CHECK( E_PAR == ercd, "rot_rdq bad ercd !E_PAR" );
+    ercd = rot_rdq( 99 );
+    CYG_TEST_CHECK( E_PAR == ercd, "rot_rdq bad ercd !E_PAR" );
+#endif // we can test bad param error returns
+    
+    CYG_TEST_PASS( "rot_rdq" );
+
+    CYG_TEST_INFO( "Testing suspend/resume" );
+#ifdef CYGSEM_UITRON_BAD_PARAMS_RETURN_ERRORS
+    ercd = sus_tsk( -6 );
+    CYG_TEST_CHECK( E_ID == ercd, "sus_tsk bad ercd !E_ID" );
+    ercd = sus_tsk( 99 );
+    CYG_TEST_CHECK( E_ID == ercd, "sus_tsk bad ercd !E_ID" );
+    ercd = rsm_tsk( -6 );
+    CYG_TEST_CHECK( E_ID == ercd, "rsm_tsk bad ercd !E_ID" );
+    ercd = rsm_tsk( 99 );
+    CYG_TEST_CHECK( E_ID == ercd, "rsm_tsk bad ercd !E_ID" );
+    ercd = frsm_tsk( -6 );
+    CYG_TEST_CHECK( E_ID == ercd, "frsm_tsk bad ercd !E_ID" );
+    ercd = frsm_tsk( 99 );
+    CYG_TEST_CHECK( E_ID == ercd, "frsm_tsk bad ercd !E_ID" );
+#endif // we can test bad param error returns
+    // drop task 3 pri to same as us
+    CYG_TEST_CHECK( 0 == intercount, "intercount != 0" );
+
+    intercom = 3;                       // tell T3 to loop
+    TSRELEASE();
+    ercd = dis_dsp();
+    CYG_TEST_CHECK( E_OK == ercd, "dis_dsp bad ercd" );
+    ercd = sta_tsk( 3, 66 );
+    CYG_TEST_CHECK( E_OK == ercd, "sta_tsk bad ercd" );
+    ercd = chg_pri( 3, 5 );
+    CYG_TEST_CHECK( E_OK == ercd, "chg_pri bad ercd" );
+    ercd = ena_dsp();
+    CYG_TEST_CHECK( E_OK == ercd, "ena_dsp bad ercd" );
+
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ICWAIT( 1 );
+    CYG_TEST_CHECK( 1 == intercount, "intercount != 1" );
+    ercd = sus_tsk( 3 );
+    TSRELEASE();
+    CYG_TEST_CHECK( E_OK == ercd, "sus_tsk bad ercd" );
+    intercom = 0;                       // bad data to T3
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    CYG_TEST_CHECK( 1 == intercount, "intercount != 1" );
+    intercom = 3;                       // tell T3 to loop
+    TSRELEASE();
+    ercd = rsm_tsk( 3 );
+    CYG_TEST_CHECK( E_OK == ercd, "rsm_tsk bad ercd" );
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ICWAIT( 2 );
+    CYG_TEST_CHECK( 2 == intercount, "intercount != 2" );
+
+    CYG_TEST_INFO( "Command task 3 inner loop stop" );
+    intercom = 2 + 4;
+    TSRELEASE();
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    CYG_TEST_CHECK( 2 == intercount, "intercount != 2" );
+    
+    ercd = sus_tsk( 3 );
+    CYG_TEST_CHECK( E_OK == ercd, "sus_tsk bad ercd" );
+    intercom = 0;                       // bad data to T3
+    TSRELEASE();
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ercd = sus_tsk( 3 );                // suspend AGAIN
+    CYG_TEST_CHECK( E_OK == ercd, "sus_tsk bad ercd" );
+    ercd = sus_tsk( 3 );                //     AND AGAIN
+    CYG_TEST_CHECK( E_OK == ercd, "sus_tsk bad ercd" );
+    TSRELEASE();
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    CYG_TEST_CHECK( 2 == intercount, "intercount != 2" );
+    ercd = rsm_tsk( 3 );
+    CYG_TEST_CHECK( E_OK == ercd, "rsm_tsk bad ercd" );
+    ercd = rsm_tsk( 3 );
+    CYG_TEST_CHECK( E_OK == ercd, "rsm_tsk bad ercd" );
+    TSRELEASE();
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    CYG_TEST_CHECK( 2 == intercount, "intercount != 2" );
+    intercom = 3;                       // tell T3 to loop
+    TSRELEASE();
+    ercd = rsm_tsk( 3 );                // expect restart this time
+    CYG_TEST_CHECK( E_OK == ercd, "rsm_tsk bad ercd" );
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ICWAIT( 3 );
+    CYG_TEST_CHECK( 3 == intercount, "intercount != 3" );
+
+    CYG_TEST_INFO( "Command task 3 inner loop stop 2" );
+    intercom = 2 + 4;
+    TSRELEASE();
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    CYG_TEST_CHECK( 3 == intercount, "intercount != 3" );
+    
+    ercd = sus_tsk( 3 );
+    CYG_TEST_CHECK( E_OK == ercd, "sus_tsk bad ercd" );
+    intercom = 0;                       // bad data to T3
+    TSRELEASE();
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    CYG_TEST_CHECK( 3 == intercount, "intercount != 3" );
+    ercd = sus_tsk( 3 );                // suspend AGAIN
+    CYG_TEST_CHECK( E_OK == ercd, "sus_tsk bad ercd" );
+    ercd = sus_tsk( 3 );                //     AND AGAIN
+    CYG_TEST_CHECK( E_OK == ercd, "sus_tsk bad ercd" );
+    TSRELEASE();
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    CYG_TEST_CHECK( 3 == intercount, "intercount != 3" );
+    intercom = 3;                       // tell T3 to loop
+    TSRELEASE();
+    ercd = frsm_tsk( 3 );               // expect restart this time
+    CYG_TEST_CHECK( E_OK == ercd, "frsm_tsk bad ercd" );
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ICWAIT( 4 );
+    CYG_TEST_CHECK( 4 == intercount, "intercount != 4" );
+
+    TSRELEASE();
+    ercd = rsm_tsk( 3 );               // try it again
+    CYG_TEST_CHECK( E_OBJ == ercd, "rsm_tsk bad ercd !E_OBJ" );
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ICWAIT( 5 );
+    CYG_TEST_CHECK( 5 == intercount, "intercount != 5" );
+
+    TSRELEASE();
+    ercd = frsm_tsk( 3 );               // try it again
+    CYG_TEST_CHECK( E_OBJ == ercd, "frsm_tsk bad ercd !E_OBJ" );
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ICWAIT( 6 );
+    CYG_TEST_CHECK( 6 == intercount, "intercount != 6" );
+
+    CYG_TEST_INFO( "Command task 3 all loops stop" );
+    intercom = 4 + 8;
+    TSRELEASE();
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    TSRELEASE();
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    CYG_TEST_CHECK( 6 == intercount, "intercount != 6" );
+    
+    intercom = intercount = 0;
+
+    CYG_TEST_PASS( "sus_tsk, rsm_tsk, frsm_tsk" );
+
+    CYG_TEST_INFO( "Testing sleep/wakeup stuff" );
+#ifdef CYGSEM_UITRON_BAD_PARAMS_RETURN_ERRORS
+    ercd = wup_tsk( -6 );
+    CYG_TEST_CHECK( E_ID == ercd, "wup_tsk bad ercd !E_ID" );
+    ercd = wup_tsk( 99 );
+    CYG_TEST_CHECK( E_ID == ercd, "wup_tsk bad ercd !E_ID" );
+    ercd = can_wup( &scratch, -6 );
+    CYG_TEST_CHECK( E_ID == ercd, "can_wup bad ercd !E_ID" );
+    ercd = can_wup( &scratch, 99 );
+    CYG_TEST_CHECK( E_ID == ercd, "can_wup bad ercd !E_ID" );
+#ifndef CYGSEM_UITRON_PARAMS_NULL_IS_GOOD_PTR
+    ercd = can_wup( NULL, 2 );
+    CYG_TEST_CHECK( E_PAR == ercd, "can_wup bad ercd !E_PAR" );
+#endif
+    ercd = can_wup( NADR, 2 );
+    CYG_TEST_CHECK( E_PAR == ercd, "can_wup bad ercd !E_PAR" );
+    
+    ercd = wup_tsk( 0 );                // not ourself
+    CYG_TEST_CHECK( E_ID == ercd, "wup_tsk bad ercd !E_ID" );
+    ercd = wup_tsk( 1 );                // ourself
+    CYG_TEST_CHECK( E_OBJ == ercd, "wup_tsk bad ercd !E_OBJ" );
+#endif // we can test bad param error returns
+
+#ifdef CYGSEM_UITRON_BAD_PARAMS_RETURN_ERRORS
+    ercd = tslp_tsk( -6 );
+    CYG_TEST_CHECK( E_PAR == ercd, "tslp_tsk bad ercd !E_PAR" );
+#endif // we can test bad param error returns
+    ercd = tslp_tsk( TMO_POL );
+    CYG_TEST_CHECK( E_TMOUT == ercd, "tslp_tsk bad ercd !E_TMOUT" );
+    ercd = tslp_tsk( 5 );
+    CYG_TEST_CHECK( E_TMOUT == ercd, "tslp_tsk bad ercd !E_TMOUT" );
+#ifdef CYGSEM_UITRON_BAD_PARAMS_RETURN_ERRORS
+    ercd = dis_dsp();
+    CYG_TEST_CHECK( E_OK == ercd, "dis_dsp bad ercd" );
+    ercd = tslp_tsk( TMO_FEVR );
+    CYG_TEST_CHECK( E_CTX == ercd, "tslp_tsk bad ercd !E_CTX" );
+     ercd = tslp_tsk( TMO_POL );
+    CYG_TEST_CHECK( E_CTX == ercd, "tslp_tsk bad ercd !E_CTX" );
+    ercd = tslp_tsk( 5 );
+    CYG_TEST_CHECK( E_CTX == ercd, "tslp_tsk bad ercd !E_CTX" );
+    ercd = ena_dsp();
+    CYG_TEST_CHECK( E_OK == ercd, "ena_dsp bad ercd" );
+    ercd = tslp_tsk( -6 );
+    CYG_TEST_CHECK( E_PAR == ercd, "tslp_tsk bad ercd !E_PAR" );
+#endif // we can test bad param error returns
+    ercd = tslp_tsk( TMO_POL );
+    CYG_TEST_CHECK( E_TMOUT == ercd, "tslp_tsk bad ercd !E_TMOUT" );
+    ercd = tslp_tsk( 5 );
+    CYG_TEST_CHECK( E_TMOUT == ercd, "tslp_tsk bad ercd !E_TMOUT" );
+
+    // drop task 4 pri to same as us
+    intercount = 0;
+    intercom = 1;                       // test plain slp_tsk
+    TSRELEASE();
+    ercd = chg_pri( 4, 5 );
+    CYG_TEST_CHECK( E_OBJ == ercd, "chg_pri bad ercd" );
+
+    ercd = dis_dsp();
+    CYG_TEST_CHECK( E_OK == ercd, "dis_dsp bad ercd" );
+    ercd = sta_tsk( 4, 77 );
+    CYG_TEST_CHECK( E_OK == ercd, "sta_tsk bad ercd" );
+    ercd = chg_pri( 4, 5 );
+    CYG_TEST_CHECK( E_OK == ercd, "chg_pri bad ercd" );
+    ercd = ena_dsp();
+    CYG_TEST_CHECK( E_OK == ercd, "ena_dsp bad ercd" );
+
+    ercd = wup_tsk( 4 );
+    CYG_TEST_CHECK( E_OK == ercd, "wup_tsk bad ercd" );
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ICWAIT( 1 );
+    CYG_TEST_CHECK( 1 == intercount, "intercount != 1" );
+    intercom = 2;                       // test tslp_tsk
+    TSRELEASE();
+    ercd = wup_tsk( 4 );
+    CYG_TEST_CHECK( E_OK == ercd, "wup_tsk bad ercd" );
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ICWAIT( 2 );
+    CYG_TEST_CHECK( 2 == intercount, "intercount != 2" );
+    intercom = 3;                       // test tslp_tsk
+    TSRELEASE();
+    ercd = rot_rdq( 0 );
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    CYG_TEST_CHECK( 2 == intercount, "intercount != 2" );
+    intercom = 1;                       // test slp_tsk next...
+    ercd = dly_tsk( 20 );               // without a wup
+    CYG_TEST_CHECK( E_OK == ercd, "dly_tsk bad ercd" );
+    ICWAIT( 3 );
+    CYG_TEST_CHECK( 3 == intercount, "intercount != 3" );
+
+    intercom = 1;                       // ...test slp_tsk
+    TSRELEASE();
+    ercd = dly_tsk( 20 );               // without a wup (yet)
+    CYG_TEST_CHECK( E_OK == ercd, "dly_tsk bad ercd" );
+    CYG_TEST_CHECK( 3 == intercount, "intercount != 3" );
+    TSRELEASE();
+    ercd = tslp_tsk( 20 );              // yield again
+    CYG_TEST_CHECK( E_TMOUT == ercd, "tslp_tsk bad ercd !E_TMOUT" );
+    CYG_TEST_CHECK( 3 == intercount, "intercount != 3" );
+    TSRELEASE();
+    ercd = rot_rdq( 0 );                // and again
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    CYG_TEST_CHECK( 3 == intercount, "intercount != 3" );
+    TSRELEASE();
+    ercd = wup_tsk( 4 );                // now issue a wup
+    CYG_TEST_CHECK( E_OK == ercd, "wup_tsk bad ercd" );
+    ercd = rot_rdq( 0 );                // and yield
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ICWAIT( 4 );
+    CYG_TEST_CHECK( 4 == intercount, "intercount != 4" );
+
+    intercom = 1;                       // test slp_tsk
+    TSRELEASE();
+    ercd = dly_tsk( 20 );               // without a wup (yet)
+    CYG_TEST_CHECK( E_OK == ercd, "dly_tsk bad ercd" );
+    CYG_TEST_CHECK( 4 == intercount, "intercount != 4" );
+
+    // this wup will restart it when we yield:
+    TSLOCK();
+    ercd = wup_tsk( 4 );                // now issue a wup
+    CYG_TEST_CHECK( E_OK == ercd, "wup_tsk bad ercd" );
+    // these will count up:
+    ercd = wup_tsk( 4 );                // now issue a wup
+    CYG_TEST_CHECK( E_OK == ercd, "wup_tsk bad ercd" );
+    ercd = wup_tsk( 4 );                // now issue a wup
+    CYG_TEST_CHECK( E_OK == ercd, "wup_tsk bad ercd" );
+    scratch = -1;
+    ercd = can_wup( &scratch, 4 );
+    CYG_TEST_CHECK( E_OK == ercd, "can_wup bad ercd" );
+    CYG_TEST_CHECK( 2 == scratch, "Cancelled wups not 2" );
+    CYG_TEST_CHECK( 4 == intercount, "intercount != 4" );
+    TSUNLOCK();
+
+    intercom = 4;                       // do nothing
+    TSRELEASE();
+    ercd = rot_rdq( 0 );                // and yield
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ICWAIT( 5 );
+    CYG_TEST_CHECK( 5 == intercount, "intercount != 5" );
+    TSRELEASE();
+    ercd = dly_tsk( 20 );               // let it do nothing
+    CYG_TEST_CHECK( E_OK == ercd, "dly_tsk bad ercd" );
+
+    TSRELEASE();
+    ercd = wup_tsk( 4 );                // now issue a wup
+    CYG_TEST_CHECK( E_OK == ercd, "wup_tsk bad ercd" );
+    TSRELEASE();
+    ercd = wup_tsk( 4 );                // now issue a wup
+    CYG_TEST_CHECK( E_OK == ercd, "wup_tsk bad ercd" );
+    TSRELEASE();
+    ercd = wup_tsk( 4 );                // now issue a wup
+    CYG_TEST_CHECK( E_OK == ercd, "wup_tsk bad ercd" );
+    TSRELEASE();
+    ercd = dly_tsk( 20 );               // lots of wups but no sleep
+    CYG_TEST_CHECK( E_OK == ercd, "dly_tsk bad ercd" );
+    CYG_TEST_CHECK( 5 == intercount, "intercount != 5" );
+    scratch = -1;
+    ercd = can_wup( &scratch, 4 );
+    CYG_TEST_CHECK( E_OK == ercd, "can_wup bad ercd" );
+    CYG_TEST_CHECK( 3 == scratch, "Cancelled wups not 3" );
+    // now check that they are cancelled by doing a wait again
+    intercom = 1;                       // test slp_tsk
+    TSRELEASE();
+    ercd = rot_rdq( 0 );                // still without a wup
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    TSRELEASE();
+    ercd = rot_rdq( 0 );                // still without a wup
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    intercom = 4;                       // do nothing next
+    TSRELEASE();
+    ICWAIT( 6 );
+    CYG_TEST_CHECK( 6 == intercount, "intercount != 6" );
+    ercd = rot_rdq( 0 );                // still without a wup
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    CYG_TEST_CHECK( 6 == intercount, "intercount != 6" );
+    TSRELEASE();
+    ercd = wup_tsk( 4 );                // now issue a wup
+    CYG_TEST_CHECK( E_OK == ercd, "wup_tsk bad ercd" );
+    ercd = rot_rdq( 0 );                // it will run now
+    CYG_TEST_CHECK( E_OK == ercd, "wup_tsk bad ercd" );
+    TSRELEASE();
+    ercd = rot_rdq( 0 );                // it will run now
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ICWAIT( 7 );
+    CYG_TEST_CHECK( 7 == intercount, "intercount != 7" );
+
+    TSRELEASE();
+    intercom = 99;                      // exit, all done
+    ercd = rot_rdq( 0 );                // let it run
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    ICWAIT( 8 );
+    CYG_TEST_CHECK( 8 == intercount, "intercount != 8" );
+
+    TSRELEASE();
+    ercd = rot_rdq( 0 );                // let it run
+    CYG_TEST_CHECK( E_OK == ercd, "rot_rdq bad ercd" );
+    CYG_TEST_CHECK( 8 == intercount, "intercount != 8" );
+   
+    CYG_TEST_PASS( "wup_tsk, can_wup, slp_tsk, tslp_tsk" );
+
+#ifdef CYG_TEST_UITRON_TEST1_LOOPING
+    chg_pri( 1, 1 );
+    rot_rdq( 0 );
+    ter_tsk( 2 );
+    rot_rdq( 0 );
+    ter_tsk( 3 );
+    rot_rdq( 0 );
+    ter_tsk( 4 );
+    rot_rdq( 0 );
+    }
+#endif // CYG_TEST_UITRON_TEST1_LOOPING
+
+    CYG_TEST_EXIT( "All done" );
+    ext_tsk();
+}
+
+
+
+void task2( unsigned int arg )
+{
+    ER ercd;
+    CYG_TEST_PASS( "Task 2 running" );
+    ercd = get_tid( &scratch );
+    CYG_TEST_CHECK( E_OK == ercd, "get_tid bad ercd" );
+    CYG_TEST_CHECK( 2 == scratch, "tid not 2" );
+    if ( 99 != arg )
+        CYG_TEST_FAIL( "Task 2 arg not 99" );
+    ext_tsk();
+    CYG_TEST_FAIL( "Task 2 failed to exit" );
+}
+
+void task3( unsigned int arg )
+{
+    ER ercd;
+    TSLOCK();
+    CYG_TEST_PASS("Task3 running");
+    ercd = get_tid( &scratch );
+    CYG_TEST_CHECK( E_OK == ercd, "get_tid bad ercd" );
+    CYG_TEST_CHECK( 3 == scratch, "tid not 3" );
+    if ( 66 != arg )
+        CYG_TEST_FAIL( "Task 3 arg not 66" );
+
+    while ( 2 & intercom ) {
+        while ( 1 & intercom ) {
+            intercount++;
+            TSSTOP();
+            do {
+                TSUNLOCK();
+                ercd = rot_rdq( 0 );        // yield()
+                TSLOCK();
+                CYG_TEST_CHECK( E_OK == ercd, "rot_rdq 1 (task3) bad ercd" );
+            } while ( !TSGO() );
+        }
+        CYG_TEST_CHECK( 4 & intercom, "should not have got here yet 1" );
+        TSSTOP();
+        do {
+            TSUNLOCK();
+            ercd = rot_rdq( 0 );            // yield()
+            TSLOCK();
+            CYG_TEST_CHECK( E_OK == ercd, "rot_rdq 2 (task3) bad ercd" );
+        } while ( !TSGO() );
+    }
+    CYG_TEST_CHECK( 8 & intercom, "should not have got here yet 2" );
+    
+    TSUNLOCK();
+    ext_tsk();
+    CYG_TEST_FAIL( "Task 3 failed to exit" );
+}
+
+void task4( unsigned int arg )
+{
+    ER ercd;
+    CYG_TEST_PASS("Task4 running");
+    ercd = get_tid( &scratch );
+    CYG_TEST_CHECK( E_OK == ercd, "get_tid bad ercd" );
+    CYG_TEST_CHECK( 4 == scratch, "tid not 4" );
+    if ( 77 != arg )
+        CYG_TEST_FAIL( "Task 4 arg not 77" );
+    while ( 1 ) {
+        switch ( intercom ) {
+        case 1:
+            ercd = slp_tsk();
+            CYG_TEST_CHECK( E_OK == ercd, "slp_tsk (task4) bad ercd" );
+            break;
+        case 2:
+            ercd = tslp_tsk( 10 );
+            CYG_TEST_CHECK( E_OK == ercd, "slp_tsk (task4) bad ercd" );
+            break;
+        case 3:
+            ercd = tslp_tsk( 10 );
+            CYG_TEST_CHECK( E_TMOUT == ercd,
+                            "slp_tsk (task4) bad ercd !E_TMOUT" );
+            break;
+        case 4:
+            // busily do nothing
+            while ( 4 == intercom ) {
+                ercd = rot_rdq( 0 );
+                CYG_TEST_CHECK( E_OK == ercd,
+                                "rot_rdq (task4 idle) bad ercd" );
+            }
+            break;
+        case 99:
+            goto out;
+        default:
+            CYG_TEST_FAIL( "Task 4 bad intercom" );
+            goto out;
+        }
+        intercount++;
+        TSSTOP();
+        do {
+            ercd = rot_rdq( 0 );            // yield()
+            CYG_TEST_CHECK( E_OK == ercd, "rot_rdq (task4) bad ercd" );
+        } while ( !TSGO() );
+    }
+out:
+    ext_tsk();
+    CYG_TEST_FAIL( "Task 4 failed to exit" );
+}
+
+#else // not enough (or too many) uITRON objects configured in
+#define N_A_MSG "not enough uITRON objects to run test"
+#endif // not enough (or too many) uITRON objects configured in
+#else  // not C++ and some C++ specific options enabled
+#define N_A_MSG "C++ specific options selected but this is C"
+#endif  // not C++ and some C++ specific options enabled
+#else // ! CYGVAR_KERNEL_COUNTERS_CLOCK   - can't test without it
+#define N_A_MSG "no CYGVAR_KERNEL_COUNTERS_CLOCK"
+#endif // ! CYGVAR_KERNEL_COUNTERS_CLOCK  - can't test without it
+#else  // ! CYGFUN_KERNEL_THREADS_TIMER   - can't test without it
+#define N_A_MSG "no CYGFUN_KERNEL_THREADS_TIMER"
+#endif // ! CYGFUN_KERNEL_THREADS_TIMER	  - can't test without it
+#else  // ! CYGIMP_THREAD_PRIORITY	  - can't test without it
+#define N_A_MSG "no CYGSEM_KERNEL_SCHED_MLQUEUE"
+#endif // ! CYGSEM_KERNEL_SCHED_MLQUEUE	  - can't test without it
+#else  // ! CYGPKG_UITRON
+#define N_A_MSG "uITRON Compatibility layer disabled"
+#endif // CYGPKG_UITRON
+
+#ifdef N_A_MSG
+void
+cyg_start( void )
+{
+    CYG_TEST_INIT();
+    CYG_TEST_PASS( "N/A: " N_A_MSG );
+    CYG_TEST_EXIT( "N/A" );
+}
+#endif // N_A_MSG defined ie. we are N/A.
+
+// EOF test1.c