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annotate src/cs/layer1/gtt_include/l1gtt_const.h @ 0:92470e5d0b9e

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src: partial import from FC Selenite
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 15 May 2020 01:28:16 +0000
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1 /************* Revision Controle System Header *************
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2 * GSM Layer 1 software
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3 * L1GTT_CONST.C
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4 *
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5 * Filename l1gtt_const.h
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6 * Copyright 2003 (C) Texas Instruments
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7 *
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8 ************* Revision Controle System Header *************/
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9
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10
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11 //----------------------------------------
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12 // MCU<->DSP communication bit field.
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13 //----------------------------------------
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14 // NDB area
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15 // bit in d_audio for tty features
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16 #define B_GTT_START (TRUE_L << 4)
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17 #define B_GTT_STOP (TRUE_L << 5)
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18
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19 //-------------------------------
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20 // GTT background task status
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21 //-------------------------------
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22
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23 #define GTT_ACTIVATED 1
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24 #define GTT_IDLE 0
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25
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26 //----------------------------
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27 // GTT DSP customizable values
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28 //----------------------------
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29
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30 #define C_TTY_MOD_NORM 0x3FFF // Sets the amplitude of the TTY modulator output
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31 #define C_TTY_DETECT_THRES 0x1800 // Threshold for detection by the TTY estimator
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32 #define C_TTY_FA_THRES 0x0CCC // Threshold for TTY false alarm detection
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33 #define C_CTM_DETECT_SHIFT 0x0000 // Shift of the threshold used for detection by the CTM estimator
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34
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35 //-------------------------
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36 // FIFO constants
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37 //-------------------------
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38
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39 // FIFO size
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40 // Note: Practical size is equal to acutual size + 1.
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41 #define FIFO_1_size 0x1C //28
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42 #define FIFO_2_size 0x3C //60
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43 #define FIFO_3_size 0x3C //60
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44 #define FIFO_4_size 0x1C //28
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45
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46 // Header size
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47 #define HEADER_size (sizeof(T_TTY_FIFO_struct)/2)
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48
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49 /***********************************************************************/
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50 /* ___ * ___ */
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51 /* @dsp 10BE | R | * @mcu FFD0117C | R | */
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52 /* | W | * | W | */
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53 /* | S | * | S | */
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54 /* | L | * | L | */
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55 /* | x | * | x | */
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56 /* FIFO 1 | x | * | x | */
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57 /* | x | * | x | */
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58 /* | x | * | x | */
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59 /* | x | * | x | */
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60 /* | x | * | x | */
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61 /* | x | * | x | */
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62 /* | x | * | x | */
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63 /* |___| * |___| */
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64 /* ___ * ___ */
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65 /* @dsp 10DF | R | * @mcu FFD011BE | R | */
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66 /* | . | * | . | */
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67 /* FIFO 2 | . | * FIFO 2 | . | */
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68 /* |___| * |___| */
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69 /* ___ * ___ */
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70 /* @dsp 1120 | R | * @mcu FFD01240 | R | */
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71 /* | . | * | . | */
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72 /* FIFO 3 | . | * FIFO 3 | . | */
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73 /* |___| * |___| */
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74 /* ___ * ___ */
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75 /* @dsp 1161 | R | * @mcu FFD012C2 | R | */
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76 /* | . | * | . | */
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77 /* FIFO 4 | . | * FIFO 4 | . | */
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78 /* |___| * |___| */
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79 /* * */
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80 /***********************************************************************/
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81
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82 //FIFO @dress dsp
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83 #define FIFO_1_dsp 0x10BE // corresponds to the speech recognition buffer
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84 #define FIFO_2_dsp (FIFO_1_dsp + HEADER_size + FIFO_1_size + 1)
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85 #define FIFO_3_dsp (FIFO_2_dsp + HEADER_size + FIFO_2_size + 1)
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86 #define FIFO_4_dsp (FIFO_3_dsp + HEADER_size + FIFO_3_size + 1)
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87
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88 //FIFO @dress mcu
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89 #define FIFO_1_mcu 0xFFD0117C // corresponds to the speech recognition buffer
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90 #define FIFO_2_mcu (FIFO_1_mcu + ((HEADER_size + FIFO_1_size + 1) * 2))
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91 #define FIFO_3_mcu (FIFO_2_mcu + ((HEADER_size + FIFO_2_size + 1) * 2))
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92 #define FIFO_4_mcu (FIFO_3_mcu + ((HEADER_size + FIFO_3_size + 1) * 2))
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93
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94 // Return status
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95 #define TTY_FIFO_OK 0
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96 #define TTY_FIFO_OVERFLOW 1
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97 #define TTY_FIFO_UNDERFLOW 2
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98 #define TTY_FIFO_WRONG_COMMAND 3
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99
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100 /* GTT Event group defines */
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101 #define DATA_AVAIL_EVENT 0x00000001 // BIT_0
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102 #define INIT_EVENT 0x00000002 // BIT_1
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103 #define EXIT_EVENT 0x00000004 // BIT_2
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104
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105 #define DSP_API_START 0x800
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106
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107 /* constant definitions */
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108 /* Time interval to check for incoming data, in ms */
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109 #define TIME_INTERVAL_OF_INPUTS 120
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110 /* Max number of CTM sample inputs */
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111 #define MAX_CTM_SAMPLES_IN (TIME_INTERVAL_OF_INPUTS * 2)/5
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112 /* Max number of Baudot sample inputs */
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113 #define MAX_BAUDOT_SAMPLES_IN (TIME_INTERVAL_OF_INPUTS * 1)/5
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114 /* Max number of TTY code from inputs */
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115 #define MAX_TTY_CODE_IN (TIME_INTERVAL_OF_INPUTS / 176 + 2)
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116 /* Max number of CTM sample outputs */
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117 #define MAX_CTM_SAMPLES_OUT MAX_CTM_SAMPLES_IN
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118 /* Max number of Baudot bits outputs */
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119 #define MAX_BAUDOT_BITS_OUT 2*(MAX_TTY_CODE_IN)* 8
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120
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121 /* Number of processing cycles before the next Enquiry burst */
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122 #define ENQUIRY_BURST_TIMEOUT (1320/5)
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123
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124 #define UWORD16_MAX 65535
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125 #define WORD16_MAX 32767
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126
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127 #define WORD32_MAX 2147483647L
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128
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129 /* GTT loops for test: TST_CLOSE_GTT_LOOP_REQ message */
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130 #define TTY_LOOP 0x0001 // Close TTY loop (TTY modulator -> TTY estimator)
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131 #define CTM_LOOP 0x0002 // Close CTM loop (CTM samples : speech encoder -> speech decoder)
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Mychaela Falconia <falcon@freecalypso.org>
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132
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Mychaela Falconia <falcon@freecalypso.org>
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133 #if (L2_L3_SIMUL)
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134 #define CTM_TX_INPUT 1 // input on CTM transmitter
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135 #define TTY_ENC_INPUT 2 // input on Baudot encoder
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136 #define CTM_RX_INPUT 3 // input on CTM receiver (simulation only)
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137 #define TTY_DEC_INPUT 4 // input on Baudot decoder (simulation only)
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138 #endif