Mercurial > flash_v2
annotate packages/io/serial/current/tests/flow2.c @ 115:6ed91473a1cd ecos-sw-2000-08-21
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| author | jlarmour |
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| date | Fri, 25 Aug 2000 17:32:38 +0000 |
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| children | e0c0827131d1 |
| rev | line source |
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1 //========================================================================== |
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2 // |
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3 // flow2.c |
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4 // |
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5 // Test duplex receive and send with flow control. |
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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 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 // |
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30 //####COPYRIGHTEND#### |
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31 //========================================================================== |
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32 //#####DESCRIPTIONBEGIN#### |
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33 // |
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34 // Author(s): jskov,jlarmour |
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35 // Contributors: |
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36 // Date: 2000-07-27 |
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37 // Description: Test the duplex receive and send capabilities of |
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38 // the serial driver with flow control. |
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39 // Requirements: This test requires the ser_filter on the host side. |
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40 // |
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41 //####DESCRIPTIONEND#### |
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42 |
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43 #include <pkgconf/system.h> |
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44 |
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45 #include <cyg/infra/testcase.h> // test macros |
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46 #include <cyg/infra/cyg_ass.h> // assertion macros |
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47 |
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48 #ifdef CYGPKG_KERNEL |
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49 # include <pkgconf/kernel.h> |
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50 #endif |
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51 #ifdef CYGPKG_IO_SERIAL |
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52 # include <pkgconf/io_serial.h> |
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53 #endif |
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54 |
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55 // Package requirements |
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56 #ifndef CYGPKG_IO_SERIAL |
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57 # define NA_MSG "Requires I/O serial package" |
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58 #elif !defined(CYGFUN_KERNEL_API_C) |
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59 # define NA_MSG "Requires kernel C API" |
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60 #elif !defined(CYGPKG_IO_SERIAL_FLOW_CONTROL) |
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61 # define NA_MSG "Requires serial flow control" |
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62 #endif |
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63 |
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64 #ifdef NA_MSG |
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65 void |
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66 cyg_start( void ) |
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67 { |
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68 CYG_TEST_INIT(); |
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69 CYG_TEST_NA( NA_MSG); |
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70 } |
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71 #else |
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72 |
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73 #include <cyg/hal/hal_arch.h> // CYGNUM_HAL_STACK_SIZE_TYPICAL |
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74 #include <cyg/kernel/kapi.h> |
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75 unsigned char stack[CYGNUM_HAL_STACK_SIZE_TYPICAL]; |
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76 cyg_thread thread_data; |
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77 cyg_handle_t thread_handle; |
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78 |
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79 #include "ser_test_protocol.inl" |
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80 |
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81 |
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82 //--------------------------------------------------------------------------- |
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83 // run the tests |
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84 |
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85 static void |
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86 run_tests( cyg_io_handle_t ser_handle ) |
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87 { |
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88 // Start slowly, then go for max size. |
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89 { |
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90 test_binary(ser_handle, 16, MODE_DUPLEX_ECHO); |
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91 test_binary(ser_handle, 128, MODE_DUPLEX_ECHO); |
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92 test_binary(ser_handle, 256, MODE_DUPLEX_ECHO); |
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93 test_binary(ser_handle, 1024, MODE_DUPLEX_ECHO); |
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94 } |
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95 } |
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96 |
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97 //--------------------------------------------------------------------------- |
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98 // Serial test main function. |
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99 |
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100 void |
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101 serial_test( void ) |
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102 { |
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103 cyg_io_handle_t ser_handle; |
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104 cyg_ser_cfg_t *cfg=&test_configs[0]; |
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105 cyg_ser_cfg_t new_cfg; |
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106 int count = sizeof(test_configs) / sizeof(cyg_ser_cfg_t); |
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107 int i; |
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108 |
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109 test_open_ser(&ser_handle); |
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110 |
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111 // We need the filter for this test. |
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112 test_ping(ser_handle); |
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113 |
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114 // Choose the configuration with the fastest baud rate, to be most |
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115 // provocative. Start at 1 coz cfg already points at 0 |
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116 for (i=1; i<count; i++) { |
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117 if (cfg->baud_rate < test_configs[i].baud_rate) |
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118 cfg=&test_configs[i]; |
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119 } |
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120 |
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121 // Set flow control from configuration |
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122 // Choose software first |
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123 |
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124 #ifdef CYGOPT_IO_SERIAL_FLOW_CONTROL_SOFTWARE |
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125 CYG_TEST_INFO("Setting software flow control"); |
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126 |
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127 new_cfg = *cfg; |
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128 new_cfg.flags |= CYGNUM_SERIAL_FLOW_XONXOFF_RX | |
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129 CYGNUM_SERIAL_FLOW_XONXOFF_TX; |
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130 if (ENOERR == change_config(ser_handle, &new_cfg)) |
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131 run_tests( ser_handle ); |
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132 #endif |
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133 |
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134 // hardware flow control |
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135 #ifdef CYGOPT_IO_SERIAL_FLOW_CONTROL_HW |
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136 CYG_TEST_INFO("Setting hardware flow control"); |
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137 |
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138 new_cfg = *cfg; |
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139 new_cfg.flags |= CYGNUM_SERIAL_FLOW_RTSCTS_RX|CYGNUM_SERIAL_FLOW_RTSCTS_TX; |
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140 if (ENOERR == change_config(ser_handle, &new_cfg)) |
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141 run_tests( ser_handle ); |
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142 #endif |
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143 |
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144 CYG_TEST_PASS_FINISH("flow2 test OK"); |
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145 } |
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146 |
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147 void |
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148 cyg_start(void) |
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149 { |
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150 CYG_TEST_INIT(); |
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151 cyg_thread_create(10, // Priority - just a number |
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152 (cyg_thread_entry_t*)serial_test, // entry |
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153 0, // |
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154 "serial_thread", // Name |
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155 &stack[0], // Stack |
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156 CYGNUM_HAL_STACK_SIZE_TYPICAL, // Size |
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157 &thread_handle, // Handle |
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158 &thread_data // Thread data structure |
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159 ); |
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160 cyg_thread_resume(thread_handle); |
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161 cyg_scheduler_start(); |
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162 } |
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163 |
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164 #endif // ifndef NA_MSG |
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165 |
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166 // EOF flow2.c |
