annotate src/nucleus/pise.c @ 134:7d50d8d13711

FFS code sync with Magnetite + gcc version fix This change brings the new flash autodetection for FC and Pirelli targets from Magnetite, and should also fix the gcc version for C1xx and gtamodem targets, which were previously broken because they used TI's original flash autodetect code (which operates at address 0) while the boot ROM is mapped there.
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 11 Dec 2018 08:43:25 +0000
parents 0f80e1e4dce4
children
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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 /* pise.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 /* PI - Pipe Management */
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21 /* */
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22 /* DESCRIPTION */
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23 /* */
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24 /* This file contains error checking routines for supplemental */
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25 /* functions of the Pipe component. This permits easy removal of */
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26 /* error checking logic when it is not needed. */
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27 /* */
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28 /* DATA STRUCTURES */
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29 /* */
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30 /* None */
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31 /* */
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32 /* FUNCTIONS */
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33 /* */
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34 /* PISE_Reset_Pipe Reset a pipe */
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35 /* PISE_Send_To_Front_Of_Pipe Send message to pipe's front */
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36 /* PISE_Broadcast_To_Pipe Broadcast message to pipe */
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37 /* */
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38 /* DEPENDENCIES */
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39 /* */
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40 /* cs_extr.h Common Service functions */
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41 /* tc_extr.h Thread Control functions */
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42 /* pi_extr.h Pipe functions */
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43 /* */
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44 /* HISTORY */
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45 /* */
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46 /* DATE REMARKS */
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47 /* */
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48 /* 03-01-1994 Created initial version 1.1 from */
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49 /* routines originally in core */
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50 /* error checking file */
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51 /* */
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52 /* 03-18-1994 Verified version 1.1 */
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53 /* 04-17-1996 updated to version 1.2 */
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54 /* 03-24-1998 Released version 1.3. */
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55 /* 04-17-2002 Released version 1.13m */
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56 /* 11-07-2002 Released version 1.14 */
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57 /*************************************************************************/
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58 #define NU_SOURCE_FILE
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61 #include "cs_extr.h" /* Common service functions */
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62 #include "tc_extr.h" /* Thread control functions */
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63 #include "pi_extr.h" /* Pipe functions */
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65
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66 /*************************************************************************/
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67 /* */
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68 /* FUNCTION */
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69 /* */
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70 /* PISE_Reset_Pipe */
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71 /* */
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72 /* DESCRIPTION */
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73 /* */
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74 /* This function performs error checking on the parameter supplied */
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75 /* to the pipe reset function. */
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76 /* */
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77 /* CALLED BY */
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78 /* */
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79 /* Application */
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80 /* */
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81 /* CALLS */
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82 /* */
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83 /* PIS_Reset_Pipe Actual reset pipe function */
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84 /* */
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85 /* INPUTS */
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86 /* */
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87 /* pipe_ptr Pipe control block pointer */
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88 /* */
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89 /* OUTPUTS */
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90 /* */
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91 /* NU_INVALID_PIPE Invalid pipe pointer */
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92 /* */
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93 /* HISTORY */
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94 /* */
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95 /* DATE REMARKS */
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96 /* */
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97 /* 03-01-1993 Created initial version 1.0 */
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98 /* 04-19-1993 Verified version 1.0 */
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99 /* 03-01-1994 Modified function interface, */
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100 /* resulting in version 1.1 */
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101 /* */
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102 /* 03-18-1994 Verified version 1.1 */
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103 /* */
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104 /*************************************************************************/
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105 STATUS PISE_Reset_Pipe(NU_PIPE *pipe_ptr)
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106 {
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107
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108 PI_PCB *pipe;
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109 STATUS status;
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110
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111
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112 /* Move input pipe pointer into internal pointer. */
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113 pipe = (PI_PCB *) pipe_ptr;
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114
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115 /* Determine if there is an error with the pipe pointer. */
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116 if (pipe == NU_NULL)
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117
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118 /* Indicate that the pipe pointer is invalid. */
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119 status = NU_INVALID_PIPE;
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120
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121 else if (pipe -> pi_id != PI_PIPE_ID)
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122
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123 /* Indicate that the pipe pointer is invalid. */
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124 status = NU_INVALID_PIPE;
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125
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Mychaela Falconia <falcon@freecalypso.org>
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126 else
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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127
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128 /* All the parameters are okay, call the actual function to reset
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129 a pipe. */
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130 status = PIS_Reset_Pipe(pipe_ptr);
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131
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132 /* Return completion status. */
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133 return(status);
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Mychaela Falconia <falcon@freecalypso.org>
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134 }
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Mychaela Falconia <falcon@freecalypso.org>
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135
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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136
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Mychaela Falconia <falcon@freecalypso.org>
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137 /*************************************************************************/
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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138 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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139 /* FUNCTION */
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Mychaela Falconia <falcon@freecalypso.org>
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140 /* */
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Mychaela Falconia <falcon@freecalypso.org>
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141 /* PISE_Send_To_Front_Of_Pipe */
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Mychaela Falconia <falcon@freecalypso.org>
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142 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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143 /* DESCRIPTION */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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144 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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145 /* This function performs error checking on the parameters supplied */
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Mychaela Falconia <falcon@freecalypso.org>
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146 /* to the send message to front of pipe function. */
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147 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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148 /* CALLED BY */
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Mychaela Falconia <falcon@freecalypso.org>
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149 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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150 /* Application */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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151 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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152 /* CALLS */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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153 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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154 /* PIS_Send_To_Front_Of_Pipe Actual send to front of pipe */
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Mychaela Falconia <falcon@freecalypso.org>
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155 /* function */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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156 /* TCCE_Suspend_Error Check suspend validity */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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157 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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158 /* INPUTS */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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159 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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160 /* pipe_ptr Pipe control block pointer */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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161 /* message Pointer to message to send */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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162 /* size Size of message to send */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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163 /* suspend Suspension option if full */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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164 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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165 /* OUTPUTS */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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166 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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167 /* NU_INVALID_PIPE Invalid pipe pointer */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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168 /* NU_INVALID_POINTER Invalid message pointer */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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169 /* NU_INVALID_SIZE Invalid message size */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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170 /* NU_INVALID_SUSPEND Invalid suspend request */
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Mychaela Falconia <falcon@freecalypso.org>
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171 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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172 /* HISTORY */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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173 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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174 /* DATE REMARKS */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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175 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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176 /* 03-01-1993 Created initial version 1.0 */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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177 /* 04-19-1993 Verified version 1.0 */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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178 /* 03-01-1994 Modified function interface, */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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179 /* resulting in version 1.1 */
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Mychaela Falconia <falcon@freecalypso.org>
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180 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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181 /* 03-18-1994 Verified version 1.1 */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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182 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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183 /*************************************************************************/
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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184 STATUS PISE_Send_To_Front_Of_Pipe(NU_PIPE *pipe_ptr, VOID *message,
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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185 UNSIGNED size, UNSIGNED suspend)
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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186 {
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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187
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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188 PI_PCB *pipe;
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189 STATUS status;
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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190
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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191
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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192 /* Move input pipe pointer into internal pointer. */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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193 pipe = (PI_PCB *) pipe_ptr;
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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194
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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195 /* Determine if there is an error with the pipe pointer. */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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196 if (pipe == NU_NULL)
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Mychaela Falconia <falcon@freecalypso.org>
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197
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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198 /* Indicate that the pipe pointer is invalid. */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
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199 status = NU_INVALID_PIPE;
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Mychaela Falconia <falcon@freecalypso.org>
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200
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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201 else if (pipe -> pi_id != PI_PIPE_ID)
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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202
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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203 /* Indicate that the pipe pointer is invalid. */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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204 status = NU_INVALID_PIPE;
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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205
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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206 else if (message == NU_NULL)
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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207
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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208 /* Indicate that the pointer to the message is invalid. */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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209 status = NU_INVALID_POINTER;
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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210
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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211 else if (size == 0)
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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212
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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213 /* Indicate that the message size is invalid */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
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214 status = NU_INVALID_SIZE;
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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215
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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216 else if ((pipe -> pi_fixed_size) && (size != pipe -> pi_message_size))
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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217
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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218 /* Indicate that the message size is invalid. */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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219 status = NU_INVALID_SIZE;
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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220
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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221 else if ((!pipe -> pi_fixed_size) && (size > pipe -> pi_message_size))
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
222
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
223 /* Indicate that the message size is invalid. */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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224 status = NU_INVALID_SIZE;
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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225
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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226 else if ((suspend) && (TCCE_Suspend_Error()))
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
227
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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228 /* Indicate that suspension is only valid from a non-task thread. */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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229 status = NU_INVALID_SUSPEND;
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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230
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
231 else
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
232
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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233 /* All the parameters are okay, call the actual function to send
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
234 a message to a pipe. */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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235 status = PIS_Send_To_Front_Of_Pipe(pipe_ptr, message, size, suspend);
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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236
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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237 /* Return completion status. */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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238 return(status);
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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239 }
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
240
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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241
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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242 /*************************************************************************/
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
243 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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244 /* FUNCTION */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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245 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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246 /* PISE_Broadcast_To_Pipe */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
247 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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248 /* DESCRIPTION */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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249 /* */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
250 /* This function performs error checking on the parameters supplied */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
parents:
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251 /* to the broadcast message to pipe function. */
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252 /* */
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253 /* CALLED BY */
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254 /* */
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255 /* Application */
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256 /* */
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257 /* CALLS */
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258 /* */
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259 /* PIS_Broadcast_To_Pipe Actual broadcast message to */
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260 /* pipe function */
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261 /* TCCE_Suspend_Error Check suspend validity */
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262 /* */
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263 /* INPUTS */
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264 /* */
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265 /* pipe_ptr Pipe control block pointer */
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266 /* message Pointer to message to send */
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267 /* size Size of message to send */
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268 /* suspend Suspension option if full */
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269 /* */
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270 /* OUTPUTS */
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271 /* */
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272 /* NU_INVALID_PIPE Invalid pipe pointer */
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273 /* NU_INVALID_POINTER Invalid message pointer */
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274 /* NU_INVALID_SIZE Invalid message size */
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275 /* NU_INVALID_SUSPEND Invalid suspend request */
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276 /* */
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277 /* HISTORY */
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278 /* */
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279 /* DATE REMARKS */
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280 /* */
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281 /* 03-01-1993 Created initial version 1.0 */
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282 /* 04-19-1993 Verified version 1.0 */
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283 /* 03-01-1994 Modified function interface, */
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284 /* resulting in version 1.1 */
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285 /* */
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286 /* 03-18-1994 Verified version 1.1 */
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287 /* */
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288 /*************************************************************************/
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289 STATUS PISE_Broadcast_To_Pipe(NU_PIPE *pipe_ptr, VOID *message,
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290 UNSIGNED size, UNSIGNED suspend)
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291 {
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292
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293 PI_PCB *pipe;
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294 STATUS status;
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295
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296
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297 /* Move input pipe pointer into internal pointer. */
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298 pipe = (PI_PCB *) pipe_ptr;
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299
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300 /* Determine if there is an error with the pipe pointer. */
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301 if (pipe == NU_NULL)
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302
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303 /* Indicate that the pipe pointer is invalid. */
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304 status = NU_INVALID_PIPE;
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305
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306 else if (pipe -> pi_id != PI_PIPE_ID)
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307
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308 /* Indicate that the pipe pointer is invalid. */
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309 status = NU_INVALID_PIPE;
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310
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311 else if (message == NU_NULL)
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312
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313 /* Indicate that the pointer to the message is invalid. */
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314 status = NU_INVALID_POINTER;
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315
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316 else if (size == 0)
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317
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318 /* Indicate that the message size is invalid */
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319 status = NU_INVALID_SIZE;
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320
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321 else if ((pipe -> pi_fixed_size) && (size != pipe -> pi_message_size))
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322
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323 /* Indicate that the message size is invalid. */
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324 status = NU_INVALID_SIZE;
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325
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326 else if ((!pipe -> pi_fixed_size) && (size > pipe -> pi_message_size))
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327
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328 /* Indicate that the message size is invalid. */
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329 status = NU_INVALID_SIZE;
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330
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
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331 else if ((suspend) && (TCCE_Suspend_Error()))
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
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332
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333 /* Indicate that suspension is only valid from a non-task thread. */
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334 status = NU_INVALID_SUSPEND;
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
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335
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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336 else
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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337
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
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338 /* All the parameters are okay, call the actual function to broadcast
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339 a message to a pipe. */
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340 status = PIS_Broadcast_To_Pipe(pipe_ptr, message, size, suspend);
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
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341
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
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342 /* Return completion status. */
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
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343 return(status);
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
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344 }
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
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345
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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346
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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347
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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348
0f80e1e4dce4 src/nucleus: library C code import from FreeNucleus package
Mychaela Falconia <falcon@freecalypso.org>
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349
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350
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Mychaela Falconia <falcon@freecalypso.org>
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351