1 | /* |
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2 | * Copyright (c) 2017 embedded brains GmbH. All rights reserved. |
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3 | * |
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4 | * embedded brains GmbH |
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5 | * Dornierstr. 4 |
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6 | * 82178 Puchheim |
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7 | * Germany |
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8 | * <rtems@embedded-brains.de> |
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9 | * |
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10 | * The license and distribution terms for this file may be |
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11 | * found in the file LICENSE in this distribution or at |
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12 | * http://www.rtems.org/license/LICENSE. |
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13 | */ |
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14 | |
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15 | #ifndef _RTEMS_THREAD_H |
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16 | #define _RTEMS_THREAD_H |
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17 | |
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18 | #include <sys/lock.h> |
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19 | #include <errno.h> |
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20 | #include <stdint.h> |
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21 | |
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22 | __BEGIN_DECLS |
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23 | |
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24 | /* Temporarily defined, will be shipped with a Newlib update */ |
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25 | int _Semaphore_Wait_timed_ticks(struct _Semaphore_Control *, __uint32_t); |
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26 | |
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27 | /* Temporarily defined, will be shipped with a Newlib update */ |
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28 | int _Semaphore_Try_wait(struct _Semaphore_Control *); |
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29 | |
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30 | /* Temporarily defined, will be shipped with a Newlib update */ |
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31 | void _Semaphore_Post_binary(struct _Semaphore_Control *); |
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32 | |
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33 | typedef struct _Mutex_Control rtems_mutex; |
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34 | |
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35 | #define RTEMS_MUTEX_INITIALIZER( name ) _MUTEX_NAMED_INITIALIZER( name ) |
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36 | |
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37 | static __inline void rtems_mutex_init( rtems_mutex *mutex, const char *name ) |
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38 | { |
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39 | _Mutex_Initialize_named( mutex, name ); |
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40 | } |
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41 | |
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42 | static __inline const char *rtems_mutex_get_name( const rtems_mutex *mutex ) |
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43 | { |
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44 | return mutex->_Queue._name; |
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45 | } |
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46 | |
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47 | static __inline void rtems_mutex_set_name( rtems_mutex *mutex, const char *name ) |
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48 | { |
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49 | mutex->_Queue._name = name; |
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50 | } |
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51 | |
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52 | static __inline void rtems_mutex_lock( rtems_mutex *mutex ) |
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53 | { |
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54 | _Mutex_Acquire( mutex ); |
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55 | } |
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56 | |
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57 | static __inline void rtems_mutex_unlock( rtems_mutex *mutex ) |
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58 | { |
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59 | _Mutex_Release( mutex ); |
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60 | } |
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61 | |
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62 | static __inline void rtems_mutex_destroy( rtems_mutex *mutex ) |
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63 | { |
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64 | _Mutex_Destroy( mutex ); |
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65 | } |
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66 | |
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67 | typedef struct _Mutex_recursive_Control rtems_recursive_mutex; |
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68 | |
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69 | #define RTEMS_RECURSIVE_MUTEX_INITIALIZER( name ) \ |
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70 | _MUTEX_RECURSIVE_NAMED_INITIALIZER( name ) |
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71 | |
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72 | static __inline void rtems_recursive_mutex_init( |
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73 | rtems_recursive_mutex *mutex, const char *name |
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74 | ) |
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75 | { |
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76 | _Mutex_recursive_Initialize_named( mutex, name ); |
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77 | } |
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78 | |
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79 | static __inline const char *rtems_recursive_mutex_get_name( |
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80 | const rtems_recursive_mutex *mutex |
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81 | ) |
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82 | { |
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83 | return mutex->_Mutex._Queue._name; |
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84 | } |
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85 | |
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86 | static __inline void rtems_recursive_mutex_set_name( |
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87 | rtems_recursive_mutex *mutex, const char *name |
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88 | ) |
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89 | { |
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90 | mutex->_Mutex._Queue._name = name; |
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91 | } |
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92 | |
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93 | static __inline void rtems_recursive_mutex_lock( |
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94 | rtems_recursive_mutex *mutex |
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95 | ) |
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96 | { |
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97 | _Mutex_recursive_Acquire( mutex ); |
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98 | } |
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99 | |
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100 | static __inline void rtems_recursive_mutex_unlock( |
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101 | rtems_recursive_mutex *mutex |
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102 | ) |
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103 | { |
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104 | _Mutex_recursive_Release( mutex ); |
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105 | } |
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106 | |
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107 | static __inline void rtems_recursive_mutex_destroy( |
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108 | rtems_recursive_mutex *mutex |
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109 | ) |
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110 | { |
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111 | _Mutex_recursive_Destroy( mutex ); |
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112 | } |
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113 | |
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114 | typedef struct _Condition_Control rtems_condition_variable; |
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115 | |
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116 | #define RTEMS_CONDITION_VARIABLE_INITIALIZER( name ) \ |
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117 | _CONDITION_NAMED_INITIALIZER( name ) |
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118 | |
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119 | static __inline void rtems_condition_variable_init( |
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120 | rtems_condition_variable *condition_variable, |
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121 | const char *name |
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122 | ) |
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123 | { |
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124 | _Condition_Initialize_named( condition_variable, name ); |
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125 | } |
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126 | |
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127 | static __inline const char *rtems_condition_variable_get_name( |
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128 | const rtems_condition_variable *condition_variable |
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129 | ) |
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130 | { |
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131 | return condition_variable->_Queue._name; |
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132 | } |
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133 | |
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134 | static __inline void rtems_condition_variable_set_name( |
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135 | rtems_condition_variable *condition_variable, |
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136 | const char *name |
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137 | ) |
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138 | { |
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139 | condition_variable->_Queue._name = name; |
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140 | } |
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141 | |
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142 | static __inline void rtems_condition_variable_wait( |
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143 | rtems_condition_variable *condition_variable, |
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144 | rtems_mutex *mutex |
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145 | ) |
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146 | { |
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147 | _Condition_Wait( condition_variable, mutex ); |
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148 | } |
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149 | |
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150 | static __inline void rtems_condition_variable_signal( |
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151 | rtems_condition_variable *condition_variable |
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152 | ) |
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153 | { |
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154 | _Condition_Broadcast( condition_variable ); |
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155 | } |
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156 | |
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157 | static __inline void rtems_condition_variable_broadcast( |
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158 | rtems_condition_variable *condition_variable |
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159 | ) |
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160 | { |
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161 | _Condition_Broadcast( condition_variable ); |
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162 | } |
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163 | |
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164 | static __inline void rtems_condition_variable_destroy( |
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165 | rtems_condition_variable *condition_variable |
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166 | ) |
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167 | { |
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168 | _Condition_Destroy( condition_variable ); |
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169 | } |
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170 | |
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171 | typedef struct _Semaphore_Control rtems_counting_semaphore; |
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172 | |
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173 | #define RTEMS_COUNTING_SEMAPHORE_INITIALIZER( name, value ) \ |
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174 | _SEMAPHORE_NAMED_INITIALIZER( name, value ) |
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175 | |
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176 | static __inline void rtems_counting_semaphore_init( |
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177 | rtems_counting_semaphore *counting_semaphore, |
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178 | const char *name, |
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179 | unsigned int value |
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180 | ) |
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181 | { |
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182 | _Semaphore_Initialize_named( counting_semaphore, name, value ); |
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183 | } |
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184 | |
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185 | static __inline const char *rtems_counting_semaphore_get_name( |
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186 | const rtems_counting_semaphore *counting_semaphore |
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187 | ) |
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188 | { |
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189 | return counting_semaphore->_Queue._name; |
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190 | } |
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191 | |
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192 | static __inline void rtems_counting_semaphore_set_name( |
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193 | rtems_counting_semaphore *counting_semaphore, |
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194 | const char *name |
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195 | ) |
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196 | { |
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197 | counting_semaphore->_Queue._name = name; |
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198 | } |
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199 | |
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200 | static __inline void rtems_counting_semaphore_wait( |
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201 | rtems_counting_semaphore *counting_semaphore |
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202 | ) |
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203 | { |
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204 | _Semaphore_Wait( counting_semaphore ); |
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205 | } |
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206 | |
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207 | static __inline void rtems_counting_semaphore_post( |
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208 | rtems_counting_semaphore *counting_semaphore |
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209 | ) |
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210 | { |
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211 | _Semaphore_Post( counting_semaphore ); |
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212 | } |
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213 | |
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214 | static __inline void rtems_counting_semaphore_destroy( |
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215 | rtems_counting_semaphore *counting_semaphore |
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216 | ) |
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217 | { |
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218 | _Semaphore_Destroy( counting_semaphore ); |
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219 | } |
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220 | |
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221 | typedef struct { |
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222 | struct _Semaphore_Control Semaphore; |
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223 | } rtems_binary_semaphore; |
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224 | |
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225 | #define RTEMS_BINARY_SEMAPHORE_INITIALIZER( name ) \ |
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226 | { _SEMAPHORE_NAMED_INITIALIZER( name, 0 ) } |
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227 | |
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228 | static __inline void rtems_binary_semaphore_init( |
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229 | rtems_binary_semaphore *binary_semaphore, |
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230 | const char *name |
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231 | ) |
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232 | { |
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233 | _Semaphore_Initialize_named( &binary_semaphore->Semaphore, name, 0 ); |
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234 | } |
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235 | |
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236 | static __inline const char *rtems_binary_semaphore_get_name( |
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237 | const rtems_binary_semaphore *binary_semaphore |
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238 | ) |
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239 | { |
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240 | return binary_semaphore->Semaphore._Queue._name; |
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241 | } |
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242 | |
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243 | static __inline void rtems_binary_semaphore_set_name( |
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244 | rtems_binary_semaphore *binary_semaphore, |
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245 | const char *name |
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246 | ) |
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247 | { |
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248 | binary_semaphore->Semaphore._Queue._name = name; |
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249 | } |
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250 | |
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251 | static __inline void rtems_binary_semaphore_wait( |
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252 | rtems_binary_semaphore *binary_semaphore |
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253 | ) |
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254 | { |
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255 | _Semaphore_Wait( &binary_semaphore->Semaphore ); |
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256 | } |
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257 | |
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258 | static __inline int rtems_binary_semaphore_wait_timed_ticks( |
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259 | rtems_binary_semaphore *binary_semaphore, |
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260 | uint32_t ticks |
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261 | ) |
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262 | { |
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263 | return _Semaphore_Wait_timed_ticks( &binary_semaphore->Semaphore, ticks ); |
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264 | } |
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265 | |
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266 | static __inline int rtems_binary_semaphore_try_wait( |
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267 | rtems_binary_semaphore *binary_semaphore |
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268 | ) |
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269 | { |
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270 | return _Semaphore_Try_wait( &binary_semaphore->Semaphore ); |
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271 | } |
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272 | |
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273 | static __inline void rtems_binary_semaphore_post( |
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274 | rtems_binary_semaphore *binary_semaphore |
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275 | ) |
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276 | { |
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277 | _Semaphore_Post_binary( &binary_semaphore->Semaphore ); |
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278 | } |
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279 | |
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280 | static __inline void rtems_binary_semaphore_destroy( |
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281 | rtems_binary_semaphore *binary_semaphore |
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282 | ) |
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283 | { |
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284 | _Semaphore_Destroy( &binary_semaphore->Semaphore ); |
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285 | } |
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286 | |
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287 | __END_DECLS |
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288 | |
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289 | #endif /* _RTEMS_THREAD_H */ |
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