FreeCalypso > hg > fc-selenite
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> |
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date | Tue, 11 Dec 2018 08:43:25 +0000 |
parents | 0f80e1e4dce4 |
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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 /* 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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59 |
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60 |
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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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64 |
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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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126 else |
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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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134 } |
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135 |
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136 |
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137 /*************************************************************************/ |
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138 /* */ |
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139 /* FUNCTION */ |
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140 /* */ |
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141 /* PISE_Send_To_Front_Of_Pipe */ |
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142 /* */ |
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143 /* DESCRIPTION */ |
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144 /* */ |
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145 /* This function performs error checking on the parameters supplied */ |
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146 /* to the send message to front of pipe function. */ |
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147 /* */ |
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148 /* CALLED BY */ |
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149 /* */ |
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150 /* Application */ |
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151 /* */ |
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152 /* CALLS */ |
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153 /* */ |
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154 /* PIS_Send_To_Front_Of_Pipe Actual send to front of pipe */ |
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155 /* function */ |
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156 /* TCCE_Suspend_Error Check suspend validity */ |
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157 /* */ |
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158 /* INPUTS */ |
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159 /* */ |
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160 /* pipe_ptr Pipe control block pointer */ |
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161 /* message Pointer to message to send */ |
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162 /* size Size of message to send */ |
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163 /* suspend Suspension option if full */ |
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164 /* */ |
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165 /* OUTPUTS */ |
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166 /* */ |
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167 /* NU_INVALID_PIPE Invalid pipe pointer */ |
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168 /* NU_INVALID_POINTER Invalid message pointer */ |
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169 /* NU_INVALID_SIZE Invalid message size */ |
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170 /* NU_INVALID_SUSPEND Invalid suspend request */ |
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171 /* */ |
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172 /* HISTORY */ |
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173 /* */ |
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174 /* DATE REMARKS */ |
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175 /* */ |
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176 /* 03-01-1993 Created initial version 1.0 */ |
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177 /* 04-19-1993 Verified version 1.0 */ |
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178 /* 03-01-1994 Modified function interface, */ |
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179 /* resulting in version 1.1 */ |
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180 /* */ |
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181 /* 03-18-1994 Verified version 1.1 */ |
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182 /* */ |
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183 /*************************************************************************/ |
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184 STATUS PISE_Send_To_Front_Of_Pipe(NU_PIPE *pipe_ptr, VOID *message, |
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185 UNSIGNED size, UNSIGNED suspend) |
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186 { |
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187 |
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188 PI_PCB *pipe; |
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189 STATUS status; |
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190 |
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191 |
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192 /* Move input pipe pointer into internal pointer. */ |
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193 pipe = (PI_PCB *) pipe_ptr; |
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194 |
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195 /* Determine if there is an error with the pipe pointer. */ |
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196 if (pipe == NU_NULL) |
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197 |
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198 /* Indicate that the pipe pointer is invalid. */ |
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199 status = NU_INVALID_PIPE; |
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200 |
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201 else if (pipe -> pi_id != PI_PIPE_ID) |
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202 |
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203 /* Indicate that the pipe pointer is invalid. */ |
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204 status = NU_INVALID_PIPE; |
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205 |
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206 else if (message == NU_NULL) |
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207 |
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208 /* Indicate that the pointer to the message is invalid. */ |
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209 status = NU_INVALID_POINTER; |
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210 |
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211 else if (size == 0) |
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212 |
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213 /* Indicate that the message size is invalid */ |
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214 status = NU_INVALID_SIZE; |
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215 |
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216 else if ((pipe -> pi_fixed_size) && (size != pipe -> pi_message_size)) |
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217 |
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218 /* Indicate that the message size is invalid. */ |
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219 status = NU_INVALID_SIZE; |
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220 |
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221 else if ((!pipe -> pi_fixed_size) && (size > pipe -> pi_message_size)) |
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222 |
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223 /* Indicate that the message size is invalid. */ |
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224 status = NU_INVALID_SIZE; |
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225 |
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226 else if ((suspend) && (TCCE_Suspend_Error())) |
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227 |
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228 /* Indicate that suspension is only valid from a non-task thread. */ |
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229 status = NU_INVALID_SUSPEND; |
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230 |
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231 else |
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232 |
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233 /* All the parameters are okay, call the actual function to send |
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234 a message to a pipe. */ |
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235 status = PIS_Send_To_Front_Of_Pipe(pipe_ptr, message, size, suspend); |
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236 |
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237 /* Return completion status. */ |
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238 return(status); |
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239 } |
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240 |
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241 |
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242 /*************************************************************************/ |
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243 /* */ |
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244 /* FUNCTION */ |
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245 /* */ |
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246 /* PISE_Broadcast_To_Pipe */ |
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247 /* */ |
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248 /* DESCRIPTION */ |
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249 /* */ |
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250 /* This function performs error checking on the parameters supplied */ |
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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 |
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331 else if ((suspend) && (TCCE_Suspend_Error())) |
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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; |
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335 |
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336 else |
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337 |
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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); |
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341 |
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342 /* Return completion status. */ |
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343 return(status); |
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344 } |
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345 |
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346 |
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347 |
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348 |
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349 |
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350 |
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351 |