FreeCalypso > hg > freecalypso-sw
annotate gsm-fw/nucleus/tcfe.c @ 922:fb3f04a62f71
fc-loadtool: flash program-bin now performs a CRC-32 verification
author | Mychaela Falconia <falcon@ivan.Harhan.ORG> |
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date | Mon, 19 Oct 2015 04:10:34 +0000 |
parents | afceeeb2cba1 |
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rev | line source |
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1 /*************************************************************************/ |
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2 /* */ |
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3 /* Copyright Mentor Graphics Corporation 2002 */ |
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4 /* All Rights Reserved. */ |
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5 /* */ |
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6 /* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS */ |
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7 /* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS */ |
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8 /* SUBJECT TO LICENSE TERMS. */ |
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9 /* */ |
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10 /*************************************************************************/ |
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11 |
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12 /*************************************************************************/ |
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13 /* */ |
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14 /* FILE NAME VERSION */ |
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15 /* */ |
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16 /* tcfe.c Nucleus PLUS 1.14 */ |
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17 /* */ |
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18 /* COMPONENT */ |
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19 /* */ |
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20 /* TC - Thread Control */ |
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21 /* */ |
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22 /* DESCRIPTION */ |
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23 /* */ |
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24 /* This file contains routines that check parameters to the */ |
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25 /* routines that return information about a thread. */ |
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26 /* */ |
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27 /* DATA STRUCTURES */ |
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28 /* */ |
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29 /* None */ |
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30 /* */ |
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31 /* FUNCTIONS */ |
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32 /* */ |
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33 /* TCFE_Task_Information Retrieve task information */ |
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34 /* */ |
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35 /* DEPENDENCIES */ |
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36 /* */ |
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37 /* tc_extr.h Thread Control functions */ |
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38 /* */ |
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39 /* HISTORY */ |
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40 /* */ |
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41 /* DATE REMARKS */ |
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42 /* */ |
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43 /* 11-07-2002 Released version 1.14 */ |
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44 /* */ |
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45 /*************************************************************************/ |
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46 #define NU_SOURCE_FILE |
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47 |
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48 |
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49 #include "tc_extr.h" /* Thread control functions */ |
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50 |
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51 |
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52 /*************************************************************************/ |
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53 /* */ |
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54 /* FUNCTION */ |
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55 /* */ |
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56 /* TCFE_Task_Information */ |
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57 /* */ |
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58 /* DESCRIPTION */ |
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59 /* */ |
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60 /* This function performs error checking on the parameters supplied */ |
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61 /* to the function that returns information about a task. */ |
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62 /* */ |
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63 /* CALLED BY */ |
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64 /* */ |
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65 /* Application */ |
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66 /* */ |
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67 /* CALLS */ |
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68 /* */ |
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69 /* [TCT_Check_Stack] Stack checking function */ |
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70 /* TCT_System_Protect Protect scheduling info */ |
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71 /* TCT_Unprotect Release protection */ |
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72 /* TCF_Task_Information Returns task information */ |
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73 /* */ |
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74 /* INPUTS */ |
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75 /* */ |
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76 /* task_ptr Pointer to the task */ |
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77 /* name Destination for the name */ |
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78 /* status Destination for task status */ |
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79 /* scheduled_count Destination for scheduled */ |
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80 /* count of the task */ |
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81 /* priority Destination for task priority*/ |
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82 /* preempt Destination for preempt flag */ |
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83 /* time_slice Destination for time slice */ |
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84 /* stack_base Destination for pointer to */ |
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85 /* base of task's stack */ |
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86 /* stack_size Destination for stack size */ |
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87 /* minimum_stack Destination for the minimum */ |
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88 /* running size of the stack */ |
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89 /* */ |
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90 /* OUTPUTS */ |
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91 /* */ |
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92 /* NU_SUCCESS If a valid task pointer is */ |
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93 /* supplied */ |
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94 /* NU_INVALID_TASK If task pointer is invalid */ |
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95 /* */ |
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96 /* HISTORY */ |
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97 /* */ |
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98 /* DATE REMARKS */ |
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99 /* */ |
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100 /* 03-01-1993 Created initial version 1.0 */ |
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101 /* */ |
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102 /*************************************************************************/ |
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103 STATUS TCFE_Task_Information(NU_TASK *task_ptr, CHAR *name, |
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104 DATA_ELEMENT *status, UNSIGNED *scheduled_count, |
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105 DATA_ELEMENT *priority, OPTION *preempt, UNSIGNED *time_slice, |
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106 VOID **stack_base, UNSIGNED *stack_size, UNSIGNED *minimum_stack) |
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107 { |
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108 |
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109 STATUS completion; /* Completion status */ |
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110 NU_SUPERV_USER_VARIABLES |
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111 |
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112 /* Switch to supervisor mode */ |
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113 NU_SUPERVISOR_MODE(); |
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114 |
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115 #ifdef NU_ENABLE_STACK_CHECK |
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116 |
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117 /* Call stack checking function to check for an overflow condition. */ |
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118 TCT_Check_Stack(); |
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119 |
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120 #endif |
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121 |
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122 /* Check if parameters are valid. task is tested in TCF_Task_Inforation */ |
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123 if (name == NU_NULL) |
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124 completion = NU_INVALID_POINTER; |
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125 else if (preempt == NU_NULL) |
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126 completion = NU_INVALID_POINTER; |
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127 else if (status == NU_NULL) |
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128 completion = NU_INVALID_POINTER; |
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129 else if (scheduled_count == NU_NULL) |
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130 completion = NU_INVALID_POINTER; |
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131 else if (priority == NU_NULL) |
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132 completion = NU_INVALID_POINTER; |
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133 else if (time_slice == NU_NULL) |
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134 completion = NU_INVALID_POINTER; |
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135 else if (stack_base == NU_NULL) |
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136 completion = NU_INVALID_POINTER; |
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137 else if (stack_size == NU_NULL) |
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138 completion = NU_INVALID_POINTER; |
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139 else if (minimum_stack == NU_NULL) |
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140 completion = NU_INVALID_POINTER; |
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141 else |
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142 completion = TCF_Task_Information(task_ptr, name, status, scheduled_count, |
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143 priority, preempt, time_slice, stack_base, |
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144 stack_size, minimum_stack); |
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145 TCT_Unprotect(); |
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146 |
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147 /* Return to user mode */ |
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148 NU_USER_MODE(); |
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149 |
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150 return(completion); |
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151 } |
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152 |
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153 |
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154 |
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155 |