FreeCalypso > hg > fc-tourmaline
annotate src/cs/layer1/gtt_include/ctm/ctm_receiver.h @ 223:740a8e8fc9d7
startup sync logic rework for the new PWON button boot scheme
Previously we added logic to the MMI task to hold off PEI init until
R2D is running, and then extended that condition to wait for FCHG
init too. However, the dependencies of MMI upon R2D and FCHG don't
start until mmiInit(), and that call is driven by Switch_ON() code,
hence the wait for R2D and FCHG init can be made in that code path
instead of the MMI task. Furthermore, with our new way of signaling
PWON button boot to MMI, we need a new wait to ensure that the MMI
task is up - previously this assurance was provided by the wait for
Kp pointers to be set.
Solution: revert our previous PEI init hold-off additions to MMI,
add a new flag indicating MMI task init done, and put the combined
wait for all needed conditions into our new PWON button boot code
in power.c.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 27 Apr 2021 06:24:52 +0000 |
parents | 4e78acac3d88 |
children |
rev | line source |
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0
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1 /* |
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2 ******************************************************************************* |
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3 * |
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4 * COPYRIGHT (C) 2000 BY ERICSSON EUROLAB DEUTSCHLAND GmbH |
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5 * 90411 NUERNBERG, GERMANY, Tel Int + 49 911 5217 100 |
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6 * |
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7 * The program(s) may be used and/or copied only with the |
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8 * written permission from Ericsson or in accordance |
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9 * with the terms and conditions stipulated in the agreement or |
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10 * contract under which the program(s) have been supplied. |
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11 * |
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12 ******************************************************************************* |
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13 * |
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14 * File : ctm_receiver.h |
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15 * Author : EEDN/RV Matthias Doerbecker |
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16 * Tested Platforms : Sun Solaris, Windows NT 4.0 |
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17 * Description : header file for ctm_receiver.c |
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18 * |
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19 * Changes since October 13, 2000: |
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20 * - added reset function reset_ctm_receiver() |
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21 * |
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22 * $Log: $ |
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23 * |
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24 ******************************************************************************* |
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25 */ |
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26 #ifndef ctm_receiver_h |
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27 #define ctm_receiver_h "$Id: $" |
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28 |
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29 /* |
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30 ******************************************************************************* |
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31 * INCLUDE FILES |
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32 ******************************************************************************* |
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33 */ |
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34 |
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35 #include "init_interleaver.h" |
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36 //#include "tonedemod.h" |
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37 #include "wait_for_sync.h" |
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38 #include "conv_poly.h" |
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39 #include "viterbi.h" |
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40 #include "ctm_typedefs.h" |
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41 #include "fifo.h" |
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42 |
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43 #include <stdlib.h> |
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44 #include <stdio.h> |
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45 |
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46 |
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47 /* ******************************************************************/ |
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48 /* Type definitions for variables that contain all states of the */ |
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49 /* Cellular Text Telephone Modem (CTM) Transmitter and Receiver, */ |
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50 /* respectively. */ |
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51 /* ******************************************************************/ |
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52 |
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53 typedef struct { |
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54 /* simple variables */ |
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55 WORD16 samplingCorrection; |
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56 WORD16 numBitsWithLowReliability; |
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57 WORD16 cntIdleSymbols; |
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58 WORD16 numDeintlBits; |
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59 WORD16 cntRXBits; |
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60 WORD16 syncCorrect; |
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61 WORD16 cntUnreliableGrossBits; |
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62 WORD16 intl_delay; |
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63 |
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64 /* structs (state types) */ |
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65 fifo_state_t rx_bits_fifo_state; |
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66 fifo_state_t octet_fifo_state; |
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67 fifo_state_t net_bits_fifo_state; |
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68 //demod_state_t tonedemod_state; |
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69 // interleaver_state_t intl_state; |
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70 interleaver_state_t deintl_state; |
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71 wait_for_sync_state_t wait_state; |
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72 viterbi_t viterbi_state; |
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73 |
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74 /* vectors (not to be allocated) */ |
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75 #if (NUM_MUTE_ROWS>0) |
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76 WORD16 mutePositions[intlvB*NUM_MUTE_ROWS]; |
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77 #else |
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78 WORD16 mutePositions[1]; |
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79 #endif |
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80 |
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81 /* vectors (to be allocated in init_ctm_receiver()) */ |
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82 WORD16 *waitSyncOut; |
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83 WORD16 *deintlOut; |
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84 |
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85 } rx_state_t; |
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86 |
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87 |
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88 |
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89 |
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90 /***********************************************************************/ |
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91 /* init_ctm_receiver() */ |
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92 /* ******************* */ |
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93 /* Initialization of the CTM Receiver. */ |
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94 /* */ |
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95 /* output vaiables: */ |
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96 /* rx_state : pointer to a variable of rx_state_t containing the */ |
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97 /* initialized states of the receiver */ |
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98 /***********************************************************************/ |
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99 |
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100 void init_ctm_receiver(rx_state_t* rx_state); |
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101 |
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102 /* |
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103 *********************************************************************** |
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104 * Shutdown_ctm_receiver() * |
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105 * *********************** * |
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106 * Shutdown of the CTM Receiver. * |
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107 * * |
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108 * Input variables: * |
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109 * rx_state : pointer to a variable of rx_state_t containing the * |
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110 * initialized states of the receiver * |
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111 *********************************************************************** |
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112 */ |
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113 void Shutdown_ctm_receiver(rx_state_t* rx_state); |
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114 |
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115 /* |
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116 *********************************************************************** |
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117 * reset_ctm_receiver() * |
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118 * ******************** * |
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119 * Reset of the Cellular Text Telephone Modem receiver, state * |
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120 * machines and buffer pointers. * |
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121 * * |
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122 * Input variables: * |
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123 * rx_state : pointer to a variable of rx_state_t containing the * |
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124 * initialized states of the receiver * |
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125 *********************************************************************** |
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126 */ |
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127 void reset_ctm_receiver(rx_state_t* rx_state); |
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128 |
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129 |
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130 /***************************************************************************/ |
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131 /* ctm_receiver() */ |
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132 /* ************** */ |
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133 /* Runs the Cellular Text Telephone Modem Receiver for a block of */ |
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134 /* (nominally) 160 samples. Due to the internal synchronization, the */ |
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135 /* number of processed samples might vary between 156 and 164 samples. */ |
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136 /* The input of the samples and the output of the decoded characters */ |
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137 /* is handled via fifo buffers, which have to be initialized */ |
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138 /* externally before using this function (see fifo.h for details). */ |
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139 /* */ |
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140 /* input/output variables: */ |
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141 /* *ptr_signal_fifo_state fifo state for the input samples */ |
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142 /* *ptr_output_char_fifo_state fifo state for the output characters */ |
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143 /* *ptr_early_muting_required returns whether the original audio signal */ |
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144 /* must not be forwarded. This is to guarantee */ |
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145 /* that the preamble or resync sequence is */ |
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146 /* detected only by the first CTM device, if */ |
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147 /* several CTM devices are cascaded */ |
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148 /* subsequently. */ |
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149 /* *rx_state pointer to the variable containing the */ |
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150 /* receiver states */ |
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151 /***************************************************************************/ |
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152 |
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153 void ctm_receiver(fifo_state_t* ptr_signal_fifo_state, |
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154 fifo_state_t* ptr_output_char_fifo_state, |
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155 BOOL* ptr_early_muting_required, |
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156 rx_state_t* rx_state); |
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157 |
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158 #endif |