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annotate packages/kernel/current/tests/klock.c @ 208:e0c0827131d1 ecos

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Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
parents 51b34619b677
children d2c90368aeef
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1 /*=================================================================
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2 //
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3 // klock.c
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4 //
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5 // Kernel lock test
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6 //
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7 //==========================================================================
208
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8 //####ECOSGPLCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // This file is part of eCos, the Embedded Configurable Operating System.
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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12 //
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13 // eCos is free software; you can redistribute it and/or modify it under
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14 // the terms of the GNU General Public License as published by the Free
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15 // Software Foundation; either version 2 or (at your option) any later version.
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16 //
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17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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20 // for more details.
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21 //
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22 // You should have received a copy of the GNU General Public License along
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23 // with eCos; if not, write to the Free Software Foundation, Inc.,
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24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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25 //
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26 // As a special exception, if other files instantiate templates or use macros
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27 // or inline functions from this file, or you compile this file and link it
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28 // with other works to produce a work based on this file, this file does not
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29 // by itself cause the resulting work to be covered by the GNU General Public
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30 // License. However the source code for this file must still be made available
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31 // in accordance with section (3) of the GNU General Public License.
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32 //
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33 // This exception does not invalidate any other reasons why a work based on
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34 // this file might be covered by the GNU General Public License.
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35 //
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36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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37 // at http://sources.redhat.com/ecos/ecos-license
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38 // -------------------------------------------
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39 //####ECOSGPLCOPYRIGHTEND####
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40 //==========================================================================
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41 //#####DESCRIPTIONBEGIN####
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42 //
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43 // Author(s): dsm
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44 // Contributors: dsm
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45 // Date: 1998-03-18
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46 // Description: Tests some basic thread functions.
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47 //####DESCRIPTIONEND####
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48 */
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49 //==========================================================================
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50
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51 #include <cyg/kernel/kapi.h>
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52
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53 #include <cyg/infra/testcase.h>
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54
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55 //==========================================================================
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56
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57 #ifdef CYGFUN_KERNEL_API_C
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58
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59 #if (CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES == 0)
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60
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61 //==========================================================================
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62
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63 #include "testaux.h"
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64
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65 #include <cyg/hal/hal_arch.h> // for CYGNUM_HAL_STACK_SIZE_TYPICAL
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66
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67 //==========================================================================
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68
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69 #ifdef CYGNUM_HAL_STACK_SIZE_TYPICAL
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70 #define STACKSIZE CYGNUM_HAL_STACK_SIZE_TYPICAL
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71 #else
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72 #define STACKSIZE 2000
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73 #endif
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74
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75 //==========================================================================
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76
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77 static char stack[2][STACKSIZE];
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78
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79 static cyg_thread thread[2];
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80
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81 static cyg_handle_t pt0,pt1;
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82
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83 static cyg_mutex_t mx;
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84 static cyg_cond_t cv;
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85 static cyg_sem_t sem;
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86 static cyg_flag_t fl;
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87 static cyg_mbox mbox;
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88 static cyg_handle_t mbh;
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89
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90 volatile static int thread0_state = 0;
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91 volatile static int thread1_state = 0;
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92
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93 //==========================================================================
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94
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95 static void entry0( cyg_addrword_t data )
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96 {
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97 CHECK( 222 == (int)data );
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98
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99 // Do everything with the scheduler locked.
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100 cyg_scheduler_lock();
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101
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102 // --------------------------------------------------
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103 // Mutex test
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104
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105 cyg_mutex_lock( &mx );
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106 thread0_state = 1;
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107
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108 // Get thread 2 running.
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109 cyg_thread_resume(pt1);
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110 thread0_state = 2;
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111
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112 #ifdef CYGMFN_KERNEL_SYNCH_CONDVAR_TIMED_WAIT
124
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113 cyg_cond_wait( &cv );
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114 thread0_state = 3;
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115
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116 while( thread1_state < 2 ) cyg_thread_yield();
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117
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118 cyg_cond_broadcast( &cv );
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119 thread0_state = 4;
132
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120 #endif
124
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121
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122 cyg_mutex_unlock( &mx );
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123 thread0_state = 5;
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124
132
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125
124
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126 // --------------------------------------------------
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127 // Semaphore test
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128
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129 cyg_semaphore_wait( &sem );
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130 thread0_state = 6;
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131
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132 cyg_semaphore_post( &sem );
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133 thread0_state = 7;
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134
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135 while( thread1_state < 7 ) cyg_thread_yield();
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136
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137 // --------------------------------------------------
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138 // Flags test
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139
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140 cyg_flag_wait( &fl, 1, CYG_FLAG_WAITMODE_OR|CYG_FLAG_WAITMODE_CLR);
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141 thread0_state = 8;
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142
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143 cyg_flag_setbits( &fl, 2 );
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144 thread0_state = 9;
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145
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146 // --------------------------------------------------
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147 // Message box test
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148
132
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149 #ifdef CYGMFN_KERNEL_SYNCH_MBOXT_PUT_CAN_WAIT
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150 {
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151 void *mbret;
124
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152
132
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153 mbret = cyg_mbox_get( mbh );
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154 CYG_TEST_CHECK( mbret == (void *)0xAAAAAAAA , "bad result from cyg_mbox_timed_get()");
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155 thread0_state = 10;
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156
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157 cyg_mbox_put( mbh, (void *)0xBBBBBBBB );
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158 thread0_state = 11;
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159 }
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160 #endif
124
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161 // --------------------------------------------------
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162
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163 thread0_state = 999;
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164
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165 cyg_thread_yield();
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166 cyg_thread_yield();
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167 cyg_thread_yield();
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168
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169 CYG_TEST_CHECK( thread0_state == 999, "thread 0 not in exit state");
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170 CYG_TEST_CHECK( thread1_state == 999, "thread 1 not in exit state");
132
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171 CYG_TEST_PASS_FINISH("Kernel lock test OK");
124
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172 }
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173
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174 //==========================================================================
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175
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176 static void entry1( cyg_addrword_t data )
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177 {
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178 cyg_bool res;
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179
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180 CHECK( 333 == (int)data );
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181
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182 // Do everything with the scheduler locked.
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183 cyg_scheduler_lock();
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184
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185 // --------------------------------------------------
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186 // Mutex test
132
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187 #ifdef CYGMFN_KERNEL_SYNCH_CONDVAR_TIMED_WAIT
124
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188 cyg_mutex_lock( &mx );
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189 thread1_state = 1;
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190
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191 while( thread0_state < 2 ) cyg_thread_yield();
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192
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193 cyg_cond_signal( &cv );
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194 thread1_state = 2;
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195
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196 res = cyg_cond_timed_wait( &cv, cyg_current_time()+10 );
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197 CYG_TEST_CHECK( res , "FALSE result from cyg_cond_timed_wait()" );
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198 thread1_state = 3;
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199
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200 cyg_mutex_unlock( &mx );
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201 thread1_state = 4;
132
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202 #endif
124
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203
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204 // --------------------------------------------------
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205 // Semaphore test
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206
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207 while( thread0_state < 5 ) cyg_thread_yield();
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208
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209 cyg_semaphore_post( &sem );
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210 thread1_state = 5;
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211
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212 while( thread0_state < 6 ) cyg_thread_yield();
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213 thread1_state = 6;
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214
197
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215 #ifdef CYGFUN_KERNEL_THREADS_TIMER
124
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216 res = cyg_semaphore_timed_wait( &sem, cyg_current_time()+10 );
197
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217 #else
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218 res = cyg_semaphore_wait( &sem );
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219 #endif
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220 CYG_TEST_CHECK( res , "FALSE result from cyg_semaphore[_timed]_wait()" );
124
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221 thread1_state = 7;
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222
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223 // --------------------------------------------------
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224 // Flags test
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225
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226 cyg_flag_setbits( &fl, 1 );
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227 thread1_state = 8;
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228
197
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229 #ifdef CYGFUN_KERNEL_THREADS_TIMER
124
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230 cyg_flag_timed_wait( &fl, 2, CYG_FLAG_WAITMODE_OR|CYG_FLAG_WAITMODE_CLR,
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231 cyg_current_time()+10 );
197
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232 #else
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233 cyg_flag_wait( &fl, 2, CYG_FLAG_WAITMODE_OR|CYG_FLAG_WAITMODE_CLR );
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234 #endif
124
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235 thread1_state = 9;
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236
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237 // --------------------------------------------------
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238 // Message box test
132
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239 #ifdef CYGMFN_KERNEL_SYNCH_MBOXT_PUT_CAN_WAIT
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240 {
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241 void *mbret;
197
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242 #ifdef CYGFUN_KERNEL_THREADS_TIMER
132
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243 cyg_mbox_timed_put( mbh, (void *)0xAAAAAAAA, cyg_current_time()+10 );
197
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244 #else
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245 cyg_mbox_put( mbh, (void *)0xAAAAAAAA );
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246 #endif
132
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247 thread1_state = 10;
124
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248
197
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249 #ifdef CYGFUN_KERNEL_THREADS_TIMER
132
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250 mbret = cyg_mbox_timed_get( mbh, cyg_current_time()+10);
197
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251 #else
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252 mbret = cyg_mbox_get( mbh );
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253 #endif
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254 CYG_TEST_CHECK( mbret == (void *)0xBBBBBBBB , "bad result from cyg_mbox[_timed]_get()");
132
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255 thread1_state = 9;
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256 }
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257 #endif
124
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258 // --------------------------------------------------
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259
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260 thread1_state = 999;
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261 cyg_thread_exit();
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262 }
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263
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264 //==========================================================================
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265
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266 void kthread1_main( void )
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267 {
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268 CYG_TEST_INIT();
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269
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270 cyg_thread_create(4, entry0, (cyg_addrword_t)222, "kthread1-0",
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271 (void *)stack[0], STACKSIZE, &pt0, &thread[0] );
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272 cyg_thread_create(4, entry1, (cyg_addrword_t)333, "kthread1-1",
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273 (void *)stack[1], STACKSIZE, &pt1, &thread[1] );
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274
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275 // Init all the objects
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276
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277 cyg_mutex_init( &mx );
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278 cyg_cond_init( &cv, &mx );
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279 cyg_semaphore_init( &sem, 0 );
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280 cyg_flag_init( &fl );
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281 cyg_mbox_create( &mbh, &mbox );
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282
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283 cyg_thread_resume(pt0);
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284
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285 cyg_scheduler_start();
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286
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287 CYG_TEST_FAIL_FINISH("Not reached");
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288 }
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289
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290 //==========================================================================
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291
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292 externC void
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293 cyg_start( void )
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294 {
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295 kthread1_main();
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296 }
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297
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298 //==========================================================================
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299
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300 #else /* CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES == 0 */
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301 # define NA_MSG "Schedule has unique priorities"
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302 #endif
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303
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304 #else /* def CYGFUN_KERNEL_API_C */
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305 # define NA_MSG "Kernel C API layer disabled"
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306 #endif
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307
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308 #ifdef NA_MSG
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309 externC void
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310 cyg_start( void )
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311 {
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312 CYG_TEST_INIT();
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313 CYG_TEST_NA(NA_MSG);
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314 }
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315 #endif
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316
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317 //==========================================================================
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318 /* EOF klock.c */