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1 /*========================================================================== |
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2 // |
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3 // kflag1.cxx |
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4 // |
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5 // Kernel C API Flag test 1 |
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6 // |
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7 //========================================================================== |
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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 Cygnus eCos Public License |
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12 // Version 1.0 (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://sourceware.cygnus.com/ecos |
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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 Cygnus Operating System, released |
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22 // September 30, 1998. |
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23 // |
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24 // The Initial Developer of the Original Code is Cygnus. Portions created |
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25 // by Cygnus are Copyright (C) 1998,1999 Cygnus Solutions. All Rights Reserved. |
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26 // ------------------------------------------- |
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27 // |
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28 //####COPYRIGHTEND#### |
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29 //========================================================================== |
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30 //#####DESCRIPTIONBEGIN#### |
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31 // |
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32 // Author: dsm |
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33 // Contributors: hmt |
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34 // Date: 1998-10-19 |
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35 // Description: Tests basic flag functionality. |
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36 //####DESCRIPTIONEND#### |
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37 */ |
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38 |
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39 #include <cyg/hal/hal_arch.h> // CYGNUM_HAL_STACK_SIZE_TYPICAL |
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40 |
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41 #include <cyg/kernel/kapi.h> |
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42 |
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43 #include <cyg/infra/testcase.h> |
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44 |
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45 #ifdef CYGFUN_KERNEL_API_C |
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46 |
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47 #include "testaux.h" |
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48 |
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49 |
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50 #define NTHREADS 3 |
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51 #define STACKSIZE CYGNUM_HAL_STACK_SIZE_TYPICAL |
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52 |
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53 static cyg_handle_t thread[NTHREADS]; |
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54 |
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55 static cyg_thread thread_obj[NTHREADS]; |
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56 static char stack[NTHREADS][STACKSIZE]; |
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57 |
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58 static cyg_flag_t f0, f1; |
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59 #ifdef CYGFUN_KERNEL_THREADS_TIMER |
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60 static cyg_flag_t f2; |
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61 #endif |
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62 |
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63 static volatile cyg_ucount8 q = 0; |
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64 |
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65 static void entry0( cyg_addrword_t data ) |
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66 { |
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67 CYG_TEST_INFO("Testing cyg_flag_setbits() and cyg_flag_maskbits()"); |
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68 CYG_TEST_CHECK(0==cyg_flag_peek( &f0 ), "flag not initialized properly"); |
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69 cyg_flag_setbits( &f0, 0x1); |
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70 CYG_TEST_CHECK(1==cyg_flag_peek( &f0 ), "setbits"); |
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71 cyg_flag_setbits( &f0, 0x3); |
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72 CYG_TEST_CHECK(3==cyg_flag_peek( &f0 ), "setbits"); |
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73 cyg_flag_maskbits( &f0, ~0x5); |
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74 CYG_TEST_CHECK(2==cyg_flag_peek( &f0 ), "maskbits"); |
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75 cyg_flag_setbits( &f0, ~0 ); |
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76 CYG_TEST_CHECK(~0u==cyg_flag_peek( &f0 ), "setbits all set"); |
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77 cyg_flag_maskbits( &f0, 0 ); |
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78 CYG_TEST_CHECK(0==cyg_flag_peek( &f0 ), "maskbits all clear"); |
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79 CYG_TEST_CHECK(0==q++, "bad synchronization"); |
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80 |
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81 CYG_TEST_INFO("Testing cyg_flag_wait()"); |
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82 cyg_flag_setbits( &f1, 0x4); |
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83 CYG_TEST_CHECK(0x4==cyg_flag_peek( &f1 ), "setbits"); |
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84 CYG_TEST_CHECK(1==q++, "bad synchronization"); |
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85 cyg_flag_setbits( &f1, 0x18); // wake t1 |
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86 cyg_flag_wait( &f1, 0x11, CYG_FLAG_WAITMODE_AND | CYG_FLAG_WAITMODE_CLR); |
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87 CYG_TEST_CHECK(0==cyg_flag_peek( &f1 ), "flag value wrong"); |
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88 CYG_TEST_CHECK(3==q++, "bad synchronization"); |
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89 cyg_flag_setbits( &f0, 0x2); // wake t1 |
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90 cyg_flag_wait( &f1, 0x10, CYG_FLAG_WAITMODE_AND ); |
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91 cyg_flag_setbits( &f0, 0x1); // wake t1 |
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92 |
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93 cyg_flag_wait( &f1, 0x11, CYG_FLAG_WAITMODE_AND | CYG_FLAG_WAITMODE_CLR); |
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94 |
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95 #ifdef CYGFUN_KERNEL_THREADS_TIMER |
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96 cyg_flag_wait( &f2, 0x2, CYG_FLAG_WAITMODE_OR); |
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97 CYG_TEST_CHECK(20==q,"bad synchronization"); |
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98 cyg_flag_timed_wait( &f2, 0x10, CYG_FLAG_WAITMODE_AND, |
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99 cyg_current_time()+20); |
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100 CYG_TEST_CHECK(21==q++,"bad synchronization"); |
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101 #endif |
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102 cyg_flag_wait( &f0, 1, CYG_FLAG_WAITMODE_OR); |
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103 |
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104 CYG_TEST_FAIL_FINISH("Not reached"); |
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105 } |
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106 |
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107 static void entry1( cyg_addrword_t data ) |
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108 { |
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109 cyg_flag_wait( &f1, 0xc, CYG_FLAG_WAITMODE_AND); |
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110 CYG_TEST_CHECK(2==q++, "bad synchronization"); |
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111 CYG_TEST_CHECK(0x1c==cyg_flag_peek( &f1 ), "flag value wrong"); |
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112 cyg_flag_setbits( &f1, 0x1); // wake t0 |
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113 cyg_flag_wait( &f0, 0x3, CYG_FLAG_WAITMODE_OR); |
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114 CYG_TEST_CHECK(4==q++, "bad synchronization"); |
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115 CYG_TEST_CHECK(2==cyg_flag_peek( &f0 ), "flag value wrong"); |
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116 |
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117 cyg_flag_setbits( &f1, 0xf0); // wake t0,t2 |
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118 cyg_flag_wait( &f0, 0x5, CYG_FLAG_WAITMODE_AND | CYG_FLAG_WAITMODE_CLR); |
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119 CYG_TEST_CHECK(0==cyg_flag_peek( &f0 ), "flag value wrong"); |
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120 CYG_TEST_CHECK(0xf0==cyg_flag_peek( &f1 ), "flag value wrong"); |
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121 CYG_TEST_CHECK(5==q++, "bad synchronization"); |
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122 cyg_flag_maskbits( &f1, 0 ); |
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123 CYG_TEST_CHECK(0==cyg_flag_peek( &f1 ), "flag value wrong"); |
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124 |
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125 CYG_TEST_INFO("Testing cyg_flag_poll()"); |
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126 cyg_flag_setbits( &f0, 0x55); |
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127 CYG_TEST_CHECK(0x55==cyg_flag_peek( &f0 ), "flag value wrong"); |
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128 CYG_TEST_CHECK(0x55==cyg_flag_poll( &f0, 0x3, CYG_FLAG_WAITMODE_OR),"bad poll() return"); |
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129 CYG_TEST_CHECK(0==cyg_flag_poll( &f0, 0xf, CYG_FLAG_WAITMODE_AND),"poll()"); |
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130 CYG_TEST_CHECK(0==cyg_flag_poll( &f0, 0xa, CYG_FLAG_WAITMODE_OR),"poll()"); |
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131 CYG_TEST_CHECK(0x55==cyg_flag_peek( &f0 ), "flag value wrong"); |
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132 CYG_TEST_CHECK(0x55==cyg_flag_poll( &f0, 0xf, CYG_FLAG_WAITMODE_OR | CYG_FLAG_WAITMODE_CLR),"poll"); |
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133 CYG_TEST_CHECK(0x0==cyg_flag_peek( &f0 ), "flag value wrong"); |
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134 cyg_flag_setbits( &f0, 0x50); |
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135 CYG_TEST_CHECK(0x50==cyg_flag_poll( &f0, 0x10, CYG_FLAG_WAITMODE_AND | CYG_FLAG_WAITMODE_CLR),"poll"); |
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136 CYG_TEST_CHECK(0x0==cyg_flag_peek( &f0 ), "flag value wrong"); |
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137 |
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138 CYG_TEST_INFO("Testing cyg_flag_waiting()"); |
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139 cyg_flag_maskbits( &f0, 0 ); |
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140 CYG_TEST_CHECK(!cyg_flag_waiting( &f0 ), "waiting()"); |
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141 |
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142 #ifdef CYGFUN_KERNEL_THREADS_TIMER |
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143 cyg_thread_delay( 10 ); // allow other threads to reach wait on f1 |
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144 CYG_TEST_CHECK(cyg_flag_waiting( &f1 ), "waiting() not true"); |
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145 cyg_flag_setbits( &f1, ~0 ); // wake one of t0,t2 |
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146 CYG_TEST_CHECK(cyg_flag_waiting( &f1 ),"waiting() not true"); |
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147 #else |
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148 cyg_flag_setbits( &f1, 0x11); // wake one of t0,t2 |
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149 #endif |
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150 cyg_flag_setbits( &f1, 0x11); // wake other of t0,t2 |
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151 CYG_TEST_CHECK(!cyg_flag_waiting( &f1 ),"waiting not false"); |
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152 CYG_TEST_CHECK(0x0==cyg_flag_peek( &f1 ), "flag value wrong"); |
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153 |
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154 #ifdef CYGFUN_KERNEL_THREADS_TIMER |
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155 CYG_TEST_INFO("Testing cyg_flag_timed_wait()"); |
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156 q=20; |
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157 cyg_flag_setbits( &f2, 0x2); // synchronize with t0,t2 |
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158 CYG_TEST_CHECK(20==q,"bad synchronization"); |
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159 cyg_flag_timed_wait( &f2, 0x20, CYG_FLAG_WAITMODE_AND, |
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160 cyg_current_time()+10); |
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161 CYG_TEST_CHECK(22==q++,"bad synchronization"); |
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162 #endif |
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163 |
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164 CYG_TEST_PASS_FINISH("Kernel C API Flag 1 OK"); |
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165 } |
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166 |
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167 static void entry2( cyg_addrword_t data ) |
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168 { |
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169 cyg_flag_wait( &f1, 0x60, CYG_FLAG_WAITMODE_OR); |
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170 cyg_flag_setbits( &f0, 0x4); |
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171 |
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172 cyg_flag_wait( &f1, 0x11, CYG_FLAG_WAITMODE_AND | CYG_FLAG_WAITMODE_CLR); |
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173 #ifdef CYGFUN_KERNEL_THREADS_TIMER |
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174 cyg_flag_wait( &f2, 0x2, CYG_FLAG_WAITMODE_OR); |
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175 CYG_TEST_CHECK(20==q,"bad synchronization"); |
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176 CYG_TEST_CHECK(0==cyg_flag_timed_wait( &f2, 0x40, CYG_FLAG_WAITMODE_AND, |
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177 cyg_current_time()+2), |
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178 "timed wait() wrong"); |
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179 CYG_TEST_CHECK(20==q++,"bad synchronization"); |
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180 // Now wake t0 before it times out |
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181 cyg_flag_setbits( &f2, 0x10); |
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182 #endif |
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183 cyg_flag_wait( &f0, 1, CYG_FLAG_WAITMODE_OR); |
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184 |
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185 CYG_TEST_FAIL_FINISH("Not reached"); |
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186 } |
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187 |
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188 void kflag1_main( void ) |
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189 { |
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190 CYG_TEST_INIT(); |
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191 |
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192 cyg_flag_init( &f0 ); |
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193 cyg_flag_init( &f1 ); |
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194 #ifdef CYGFUN_KERNEL_THREADS_TIMER |
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195 cyg_flag_init( &f2 ); |
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196 #endif |
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197 |
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198 cyg_thread_create( 1, entry0 , (cyg_addrword_t)0, "kflag1-0", |
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199 (void *)stack[0], STACKSIZE, &thread[0], &thread_obj[0]); |
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200 cyg_thread_resume(thread[0]); |
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201 |
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202 cyg_thread_create( 1, entry1 , (cyg_addrword_t)1, "kflag1-1", |
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203 (void *)stack[1], STACKSIZE, &thread[1], &thread_obj[1]); |
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204 cyg_thread_resume(thread[1]); |
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205 |
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206 cyg_thread_create( 1, entry2 , (cyg_addrword_t)2, "kflag1-2", |
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207 (void *)stack[2], STACKSIZE, &thread[2], &thread_obj[2]); |
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208 cyg_thread_resume(thread[2]); |
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209 |
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210 cyg_scheduler_start(); |
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211 |
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212 CYG_TEST_FAIL_FINISH("Not reached"); |
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213 } |
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214 |
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215 externC void |
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216 cyg_start( void ) |
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217 { |
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218 kflag1_main(); |
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219 } |
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220 |
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221 #else /* def CYGFUN_KERNEL_API_C */ |
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222 externC void |
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223 cyg_start( void ) |
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224 { |
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225 CYG_TEST_INIT(); |
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226 CYG_TEST_NA("Kernel C API layer disabled"); |
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227 } |
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228 #endif /* def CYGFUN_KERNEL_API_C */ |
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229 |
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230 // EOF flag1.cxx |
