1 | /* |
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2 | * RTEMS Monitor task support |
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3 | */ |
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4 | |
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5 | #ifdef HAVE_CONFIG_H |
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6 | #include "config.h" |
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7 | #endif |
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8 | |
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9 | #include <rtems.h> |
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10 | #include <rtems/monitor.h> |
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11 | #include <rtems/rtems/tasksdata.h> |
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12 | #include <rtems/score/schedulerimpl.h> |
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13 | #include <rtems/score/threadimpl.h> |
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14 | #include <rtems/score/threadqimpl.h> |
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15 | |
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16 | #include <inttypes.h> |
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17 | #include <stdio.h> |
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18 | #include <string.h> /* memcpy() */ |
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19 | |
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20 | static void |
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21 | rtems_monitor_task_wait_info( |
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22 | rtems_monitor_task_t *canonical_task, |
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23 | Thread_Control *rtems_thread |
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24 | ) |
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25 | { |
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26 | Thread_queue_Context queue_context; |
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27 | const Thread_queue_Queue *queue; |
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28 | |
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29 | canonical_task->wait[0] = '\0'; |
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30 | |
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31 | _Thread_queue_Context_initialize( &queue_context ); |
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32 | _Thread_Wait_acquire( rtems_thread, &queue_context ); |
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33 | |
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34 | queue = rtems_thread->Wait.queue; |
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35 | |
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36 | if ( queue != NULL ) { |
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37 | Objects_Id id; |
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38 | |
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39 | _Thread_queue_Queue_get_name_and_id( |
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40 | queue, |
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41 | canonical_task->wait, |
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42 | sizeof(canonical_task->wait), |
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43 | &id |
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44 | ); |
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45 | |
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46 | if (id != 0) { |
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47 | snprintf( |
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48 | canonical_task->wait, |
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49 | sizeof(canonical_task->wait), |
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50 | "%08" PRIx32, |
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51 | id |
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52 | ); |
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53 | } |
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54 | } else if ( |
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55 | (rtems_thread->current_state & STATES_WAITING_FOR_BSD_WAKEUP) != 0 |
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56 | ) { |
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57 | const char *wmesg; |
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58 | |
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59 | wmesg = rtems_thread->Wait.return_argument_second.immutable_object; |
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60 | |
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61 | if (wmesg != NULL) { |
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62 | strlcpy( |
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63 | canonical_task->wait, |
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64 | wmesg, |
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65 | sizeof(canonical_task->wait) |
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66 | ); |
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67 | } |
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68 | } |
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69 | |
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70 | _Thread_Wait_release( rtems_thread, &queue_context ); |
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71 | } |
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72 | |
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73 | void |
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74 | rtems_monitor_task_canonical( |
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75 | rtems_monitor_task_t *canonical_task, |
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76 | const void *thread_void |
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77 | ) |
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78 | { |
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79 | Thread_Control *rtems_thread; |
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80 | RTEMS_API_Control *api; |
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81 | Objects_Name name; |
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82 | |
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83 | rtems_thread = |
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84 | RTEMS_DECONST( Thread_Control *, (const Thread_Control *) thread_void ); |
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85 | |
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86 | api = rtems_thread->API_Extensions[ THREAD_API_RTEMS ]; |
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87 | |
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88 | _Objects_Name_to_string( |
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89 | rtems_thread->Object.name, |
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90 | false, |
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91 | canonical_task->short_name, |
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92 | sizeof( canonical_task->short_name ) |
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93 | ); |
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94 | |
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95 | _Thread_Get_name( |
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96 | rtems_thread, |
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97 | canonical_task->long_name, |
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98 | sizeof( canonical_task->long_name ) |
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99 | ); |
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100 | |
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101 | name.name_u32 = _Thread_Scheduler_get_home( rtems_thread )->name; |
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102 | _Objects_Name_to_string( |
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103 | name, |
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104 | false, |
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105 | canonical_task->scheduler_name, |
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106 | sizeof( canonical_task->scheduler_name ) |
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107 | ); |
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108 | |
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109 | rtems_monitor_task_wait_info( canonical_task, rtems_thread ); |
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110 | |
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111 | canonical_task->state = rtems_thread->current_state; |
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112 | canonical_task->entry = rtems_thread->Start.Entry; |
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113 | canonical_task->stack = rtems_thread->Start.Initial_stack.area; |
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114 | canonical_task->stack_size = rtems_thread->Start.Initial_stack.size; |
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115 | canonical_task->priority = SCHEDULER_PRIORITY_UNMAP( |
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116 | _Thread_Get_priority( rtems_thread ) |
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117 | ); |
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118 | canonical_task->events = api->Event.pending_events; |
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119 | /* |
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120 | * FIXME: make this optionally cpu_time_executed |
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121 | */ |
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122 | #if 0 |
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123 | canonical_task->ticks = rtems_thread->cpu_time_executed; |
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124 | #else |
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125 | canonical_task->ticks = 0; |
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126 | #endif |
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127 | |
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128 | /* XXX modes and attributes only exist in the RTEMS API .. */ |
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129 | /* XXX not directly in the core thread.. they will have to be derived */ |
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130 | /* XXX if they are important enough to include anymore. */ |
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131 | canonical_task->modes = 0; /* XXX FIX ME.... rtems_thread->current_modes; */ |
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132 | canonical_task->attributes = 0 /* XXX FIX ME rtems_thread->API_Extensions[ THREAD_API_RTEMS ]->attribute_set */; |
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133 | } |
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134 | |
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135 | |
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136 | void |
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137 | rtems_monitor_task_dump_header( |
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138 | bool verbose RTEMS_UNUSED |
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139 | ) |
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140 | { |
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141 | fprintf(stdout,"\ |
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142 | ID NAME SHED PRI STATE MODES EVENTS WAITINFO\n"); /* |
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143 | 0a010004 SHLL UPD 100 READY P:T:nA NONE 00000000 */ |
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144 | |
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145 | rtems_monitor_separator(); |
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146 | } |
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147 | |
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148 | /* |
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149 | */ |
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150 | |
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151 | void |
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152 | rtems_monitor_task_dump( |
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153 | rtems_monitor_task_t *monitor_task, |
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154 | bool verbose RTEMS_UNUSED |
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155 | ) |
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156 | { |
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157 | int length = 0; |
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158 | |
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159 | length += rtems_monitor_dump_id(monitor_task->id); |
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160 | length += rtems_monitor_pad(9, length); |
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161 | |
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162 | if (strcmp(monitor_task->short_name, monitor_task->long_name) == 0) { |
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163 | length += fprintf(stdout, "%s", monitor_task->short_name); |
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164 | } else { |
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165 | length += fprintf( |
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166 | stdout, |
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167 | "%s %s", |
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168 | monitor_task->short_name, |
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169 | monitor_task->long_name |
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170 | ); |
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171 | } |
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172 | |
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173 | length += rtems_monitor_pad(30, length); |
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174 | length += fprintf(stdout, "%s", monitor_task->scheduler_name); |
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175 | length += rtems_monitor_pad(35, length); |
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176 | length += rtems_monitor_dump_priority(monitor_task->priority); |
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177 | length += rtems_monitor_pad(39, length); |
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178 | length += rtems_monitor_dump_state(monitor_task->state); |
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179 | length += rtems_monitor_pad(46, length); |
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180 | length += rtems_monitor_dump_modes(monitor_task->modes); |
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181 | length += rtems_monitor_pad(53, length); |
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182 | length += rtems_monitor_dump_events(monitor_task->events); |
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183 | length += rtems_monitor_pad(62, length); |
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184 | length += fprintf(stdout, "%s", monitor_task->wait); |
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185 | |
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186 | fprintf(stdout,"\n"); |
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187 | } |
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