FreeCalypso > hg > fc-tourmaline
annotate src/cs/drivers/drv_core/inth/sys_inth.c @ 303:f76436d19a7a default tip
!GPRS config: fix long-standing AT+COPS chance hanging bug
There has been a long-standing bug in FreeCalypso going back years:
sometimes in the AT command bring-up sequence of an ACI-only MS,
the AT+COPS command would produce only a power scan followed by
cessation of protocol stack activity (only L1 ADC traces), instead
of the expected network search sequence. This behaviour was seen
in different FC firmware versions going back to Citrine, and seemed
to follow some law of chance, not reliably repeatable.
This bug has been tracked down and found to be specific to !GPRS
configuration, stemming from our TCS2/TCS3 hybrid and reconstruction
of !GPRS support that was bitrotten in TCS3.2/LoCosto version.
ACI module psa_mms.c, needed only for !GPRS, was missing in the TCS3
version and had to be pulled from TCS2 - but as it turns out,
there is a new field in the MMR_REG_REQ primitive that needs to be
set correctly, and that psa_mms.c module is the place where this
initialization needed to be added.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Thu, 08 Jun 2023 08:23:37 +0000 |
parents | 4e78acac3d88 |
children |
rev | line source |
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0
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1 /* @(#) nom : sys_inth.c SID: 1.2 date : 05/23/03 */ |
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2 /* Filename: sys_inth.c */ |
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3 /* Version: 1.2 */ |
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4 /****************************************************************************** |
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5 * WIRELESS COMMUNICATION SYSTEM DEVELOPMENT |
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6 * |
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7 * (C) 2002 Texas Instruments France. All rights reserved |
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8 * |
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9 * Author : Francois AMAND |
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10 * |
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11 * |
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12 * Important Note |
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13 * -------------- |
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14 * |
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15 * This S/W is a preliminary version. It contains information on a product |
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16 * under development and is issued for evaluation purposes only. Features |
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17 * characteristics, data and other information are subject to change. |
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18 * |
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19 * The S/W is furnished under Non Disclosure Agreement and may be used or |
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20 * copied only in accordance with the terms of the agreement. It is an offence |
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21 * to copy the software in any way except as specifically set out in the |
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22 * agreement. No part of this document may be reproduced or transmitted in any |
4e78acac3d88
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23 * form or by any means, electronic or mechanical, including photocopying and |
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24 * recording, for any purpose without the express written permission of Texas |
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25 * Instruments Inc. |
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26 * |
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27 ****************************************************************************** |
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28 * |
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29 * FILE NAME: sys_inth.c |
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30 * |
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31 * |
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32 * PURPOSE: Interrupt Handler driver compiled in 32-bits mode. |
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33 * |
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34 * |
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35 * FILE REFERENCES: |
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36 * |
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37 * Name IO Description |
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38 * ------------- -- --------------------------------------------- |
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39 * |
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40 * |
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41 * |
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42 * EXTERNAL VARIABLES: |
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43 * |
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44 * Source: |
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45 * |
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46 * Name Type IO Description |
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47 * ------------- --------------- -- ------------------------------ |
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48 * |
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49 * |
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50 * |
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51 * EXTERNAL REFERENCES: |
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52 * |
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53 * Name Description |
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54 * ------------------ ------------------------------------------------------- |
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55 * |
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56 * |
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57 * |
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58 * ABNORMAL TERMINATION CONDITIONS, ERROR AND WARNING MESSAGES: |
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59 * |
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60 * |
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61 * |
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62 * ASSUMPTION, CONSTRAINTS, RESTRICTIONS: |
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63 * |
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64 * |
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65 * |
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66 * NOTES: |
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67 * |
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68 * |
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69 * |
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70 * REQUIREMENTS/FUNCTIONAL SPECIFICATION REFERENCES: |
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71 * |
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72 * |
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73 * |
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74 * |
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75 * DEVELOPMENT HISTORY: |
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76 * |
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77 * Date Name(s) Version Description |
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78 * ----------- -------------- ------- ------------------------------------- |
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79 * 11-Oct-2002 Francois AMAND 0.0.1 First implementation |
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80 * |
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81 * ALGORITHM: |
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82 * |
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83 * |
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84 *****************************************************************************/ |
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85 |
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86 #include "l1sw.cfg" |
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87 #include "chipset.cfg" |
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88 |
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89 #if (CHIPSET == 12) |
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90 |
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91 #if (OP_L1_STANDALONE == 0) |
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92 #include "main/sys_types.h" |
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93 #else |
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94 #include "sys_types.h" |
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95 #endif |
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96 #include "sys_inth.h" |
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97 |
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98 |
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99 /****************************************************************************** |
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100 * |
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101 * FUNCTION NAME: f_inth_init |
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102 * Setup interrupt handler configuration. |
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103 * |
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104 * |
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105 * ARGUMENT LIST: |
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106 * |
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107 * Argument Type IO Description |
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108 * ------------ ------------------- -- --------------------------------- |
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109 * |
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110 * RETURN VALUE: None |
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111 * |
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112 *****************************************************************************/ |
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113 |
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114 static void f_inth_init(SYS_UWORD16 d_it_num, T_INTH_CONFIG *p_config) |
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115 { |
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116 volatile SYS_UWORD16 *p_inth_level_reg; |
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117 SYS_UWORD8 d_it_num_temp = d_it_num; |
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118 |
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119 /* |
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120 * Get interrupt handler main address between INTH and SEC_INTH |
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121 */ |
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122 if (d_it_num < C_INTH_NUM_INT) |
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123 p_inth_level_reg = (SYS_UWORD16 *) C_INTH_EXT_REG; |
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124 |
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125 else if (d_it_num < (C_INTH_NUM_INT + C_INTH_2ND_NUM_INT)) { |
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126 p_inth_level_reg = (SYS_UWORD16 *) C_INTH2_EXT_REG; |
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127 d_it_num_temp= d_it_num - C_INTH_NUM_INT; |
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128 } |
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129 else |
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130 return; |
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131 |
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132 /* |
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133 * Set the configuration of the selected interrupt |
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134 */ |
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135 p_inth_level_reg[d_it_num_temp] = p_config->d_fiq_nirq | |
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136 (p_config->d_edge_nlevel << 1) | |
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137 (p_config->d_priority << 2); |
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138 |
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139 /* |
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140 * Set indirect table |
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141 */ |
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142 /* Is main interrupt handler? */ |
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143 if (d_it_num < C_INTH_NUM_INT) |
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144 if (p_config->d_fiq_nirq == C_INTH_IRQ) |
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145 a_inth_it_handlers[d_it_num_temp][C_INTH_IRQ] = p_config->d_it_handler; |
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146 else |
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147 a_inth_it_handlers[d_it_num_temp][C_INTH_FIQ] = p_config->d_it_handler; |
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148 /* This is the 2nd level interrupt handler */ |
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149 else |
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150 a_inth2_irq_handlers[d_it_num_temp] = p_config->d_it_handler; |
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151 |
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152 } /* f_inth_init() */ |
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153 |
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154 |
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155 |
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156 /****************************************************************************** |
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157 * |
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158 * FUNCTION NAME: f_inth_setup |
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159 * Setup interrupt handler configuration. |
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160 * |
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161 * |
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162 * ARGUMENT LIST: |
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163 * |
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164 * Argument Type IO Description |
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165 * ------------- ---------------- -- ---------------------------------- |
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|
166 * p_inth_config T_INTH_CONFIG * I Interrupt handler configuration. |
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167 * |
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168 * RETURN VALUE: None |
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169 * |
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170 *****************************************************************************/ |
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171 |
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172 void f_inth_setup(T_INTH_CONFIG *p_inth_config) |
4e78acac3d88
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|
173 { |
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|
174 SYS_UWORD8 d_i; |
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175 |
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|
176 /* Setup all interrupts to IRQ or FIQ with different levels and priority */ |
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|
177 for (d_i = 0 ; d_i < (C_INTH_NUM_INT + C_INTH_2ND_NUM_INT) ; d_i++) { |
4e78acac3d88
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178 if (p_inth_config[d_i].d_priority != 0xFF) { |
4e78acac3d88
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179 f_inth_init(d_i, (T_INTH_CONFIG *)&p_inth_config[d_i]); |
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180 } |
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181 F_INTH_DISABLE_ONE_IT(d_i); |
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|
182 } |
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183 |
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184 } /* f_inth_setup() */ |
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185 |
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186 |
4e78acac3d88
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187 |
4e78acac3d88
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188 /****************************************************************************** |
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189 * |
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190 * FUNCTION NAME: f_inth_get_version |
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|
191 * Return the version of the interrupt handler driver. |
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192 * |
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193 * |
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|
194 * ARGUMENT LIST: |
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|
195 * |
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196 * Argument Type IO Description |
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197 * ------------ ------------------- -- --------------------------------- |
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198 * |
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199 * RETURN VALUE: Version of the INTH driver |
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|
200 * |
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|
201 *****************************************************************************/ |
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202 |
4e78acac3d88
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203 SYS_UWORD16 f_inth_get_version(void) { |
4e78acac3d88
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204 return(C_INTH_DRIVER_VERSION); |
4e78acac3d88
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205 } |
4e78acac3d88
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206 |
4e78acac3d88
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207 |
4e78acac3d88
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|
208 #endif /* (CHIPSET == 12) */ |
4e78acac3d88
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|
209 |