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annotate packages/devs/wallclock/current/tests/wallclock.cxx @ 66:bf00f99aec69 ecos-sw-2000-02-02
Merge from eCos master repository on 2000-02-02-19:16:44-GMT
| author | jlarmour |
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| date | Wed, 02 Feb 2000 19:57:02 +0000 |
| parents | c38311975d4f |
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| rev | line source |
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| 0 | 1 //========================================================================== |
| 2 // | |
| 3 // wallclock.cxx | |
| 4 // | |
| 5 // WallClock test | |
| 6 // | |
| 7 //========================================================================== | |
| 8 //####COPYRIGHTBEGIN#### | |
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9 // |
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10 // ------------------------------------------- |
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11 // The contents of this file are subject to the Red Hat eCos Public License |
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12 // Version 1.1 (the "License"); you may not use this file except in |
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13 // compliance with the License. You may obtain a copy of the License at |
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14 // http://www.redhat.com/ |
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15 // |
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16 // Software distributed under the License is distributed on an "AS IS" |
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17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the |
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18 // License for the specific language governing rights and limitations under |
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19 // the License. |
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20 // |
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21 // The Original Code is eCos - Embedded Configurable Operating System, |
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22 // released September 30, 1998. |
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23 // |
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24 // The Initial Developer of the Original Code is Red Hat. |
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25 // Portions created by Red Hat are |
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26 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc. |
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27 // All Rights Reserved. |
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28 // ------------------------------------------- |
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29 // |
| 0 | 30 //####COPYRIGHTEND#### |
| 31 //========================================================================== | |
| 32 //#####DESCRIPTIONBEGIN#### | |
| 33 // | |
| 34 // Author(s): nickg | |
| 35 // Contributors: nickg | |
| 36 // Date: 1998-07-20 | |
| 37 // Description: Tests the Kernel Wall Clock | |
| 38 // This test exercises the WallClock class and checks that it | |
| 39 // keeps time correctly. | |
| 40 //####DESCRIPTIONEND#### | |
| 41 // ------------------------------------------------------------------------- | |
| 42 | |
| 43 #include <pkgconf/kernel.h> | |
| 44 | |
| 45 #include <cyg/kernel/thread.hxx> | |
| 46 #include <cyg/kernel/thread.inl> | |
| 47 #include <cyg/kernel/sched.hxx> | |
| 48 #include <cyg/kernel/mutex.hxx> | |
| 49 #include <cyg/kernel/sema.hxx> | |
| 50 #include <cyg/kernel/clock.hxx> | |
| 51 | |
| 52 #include <cyg/kernel/diag.h> | |
| 53 | |
| 54 #include <cyg/devs/wallclock.hxx> | |
| 55 | |
| 56 #include <cyg/infra/testcase.h> | |
| 57 | |
| 2 | 58 #if defined(CYGFUN_KERNEL_THREADS_TIMER) && \ |
| 59 defined(CYGVAR_KERNEL_COUNTERS_CLOCK) | |
| 60 | |
| 0 | 61 #include <cyg/kernel/sched.inl> |
| 62 | |
| 63 // ------------------------------------------------------------------------- | |
| 64 // Data for the test | |
| 65 | |
| 2 | 66 #ifdef CYGNUM_HAL_STACK_SIZE_TYPICAL |
| 67 #define STACKSIZE CYGNUM_HAL_STACK_SIZE_TYPICAL | |
| 68 #else | |
| 0 | 69 #define STACKSIZE (2*1024) // size of thread stack |
| 2 | 70 #endif |
| 0 | 71 |
| 72 char thread_stack[STACKSIZE]; | |
| 73 | |
| 74 inline void *operator new(size_t size, void *ptr) { return ptr; }; | |
| 75 | |
| 76 // array of threads. | |
| 77 char thread[sizeof(Cyg_Thread)]; | |
| 78 | |
| 79 Cyg_Thread *th; | |
| 80 | |
| 81 #define EPOCH 900000000U | |
| 82 | |
| 2 | 83 // MN10300 sim takes 1min15secs to do one loop on 300MHz PII. |
| 84 #define LOOPS_SIM 2 | |
| 85 #define LOOPS_HW 20 | |
| 0 | 86 |
| 2 | 87 cyg_int32 loops = LOOPS_HW; |
| 0 | 88 cyg_tick_count one_sec; |
| 89 | |
| 90 // ------------------------------------------------------------------------- | |
| 91 // Thread body | |
| 92 | |
| 93 | |
| 94 void wallclock_thread( CYG_ADDRWORD id ) | |
| 95 { | |
| 96 cyg_uint32 wtime; | |
| 97 | |
| 98 Cyg_WallClock::wallclock->set_current_time( EPOCH ); | |
| 99 | |
| 2 | 100 for( int i = 0; i < loops; i++ ) |
| 0 | 101 { |
| 2 | 102 CYG_TEST_STILL_ALIVE(i, "tick..."); |
| 103 | |
| 0 | 104 wtime = Cyg_WallClock::wallclock->get_current_time(); |
| 105 | |
| 106 if(wtime != EPOCH+i) | |
| 107 { | |
| 108 CYG_TEST_FAIL_FINISH( "Clock out of sync" ); | |
| 109 } | |
| 110 | |
| 111 th->delay( one_sec ); | |
| 112 } | |
| 113 | |
| 114 CYG_TEST_PASS_FINISH("Wallclock OK"); | |
| 115 | |
| 116 } | |
| 117 | |
| 118 // ------------------------------------------------------------------------- | |
| 119 | |
| 120 | |
| 121 externC void | |
| 122 cyg_start( void ) | |
| 123 { | |
| 124 CYG_TEST_INIT(); | |
| 2 | 125 |
| 126 CYG_TEST_INFO("Starting wallclock test"); | |
| 127 | |
| 128 if( cyg_test_is_simulator ) loops = LOOPS_SIM; | |
| 0 | 129 |
| 130 Cyg_Clock::cyg_resolution res = Cyg_Clock::real_time_clock->get_resolution(); | |
| 131 | |
| 132 one_sec = ( res.divisor * 1000000000LL ) / res.dividend ; | |
| 133 | |
| 2 | 134 th = new((void *)&thread) Cyg_Thread(CYG_SCHED_DEFAULT_INFO, |
| 135 wallclock_thread, | |
| 0 | 136 0, |
| 2 | 137 "wallclock_thread", |
| 138 (CYG_ADDRESS)thread_stack, | |
| 139 STACKSIZE | |
| 0 | 140 ); |
| 141 | |
| 142 th->resume(); | |
| 143 | |
| 144 // Get the world going | |
| 145 Cyg_Scheduler::scheduler.start(); | |
| 146 | |
| 147 } | |
| 148 | |
| 2 | 149 #else // if defined(CYGFUN_KERNEL_THREADS_TIMER) etc... |
| 150 | |
| 151 externC void | |
| 152 cyg_start( void ) | |
| 153 { | |
| 154 CYG_TEST_INIT(); | |
| 155 CYG_TEST_PASS_FINISH("N/A: Kernel real-time clock/threads timer disabled"); | |
| 156 } | |
| 157 | |
| 158 #endif // if defined(CYGFUN_KERNEL_THREADS_TIMER) etc... | |
| 159 | |
| 0 | 160 // ------------------------------------------------------------------------- |
| 161 // EOF wallclock.cxx |