@@ -1,1214 +1,1246 | |||
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1 | 1 | /** Functions and tasks related to waveform packet generation. |
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2 | 2 | * |
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3 | 3 | * @file |
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4 | 4 | * @author P. LEROY |
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5 | 5 | * |
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6 | 6 | * A group of functions to handle waveforms, in snapshot or continuous format.\n |
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7 | 7 | * |
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8 | 8 | */ |
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9 | 9 | |
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10 | 10 | #include "wf_handler.h" |
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11 | 11 | |
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12 | 12 | //*************** |
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13 | 13 | // waveform rings |
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14 | 14 | // F0 |
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15 | 15 | ring_node waveform_ring_f0[NB_RING_NODES_F0]; |
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16 | 16 | ring_node *current_ring_node_f0; |
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17 | 17 | ring_node *ring_node_to_send_swf_f0; |
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18 | 18 | // F1 |
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19 | 19 | ring_node waveform_ring_f1[NB_RING_NODES_F1]; |
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20 | 20 | ring_node *current_ring_node_f1; |
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21 | 21 | ring_node *ring_node_to_send_swf_f1; |
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22 | 22 | ring_node *ring_node_to_send_cwf_f1; |
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23 | 23 | // F2 |
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24 | 24 | ring_node waveform_ring_f2[NB_RING_NODES_F2]; |
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25 | 25 | ring_node *current_ring_node_f2; |
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26 | 26 | ring_node *ring_node_to_send_swf_f2; |
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27 | 27 | ring_node *ring_node_to_send_cwf_f2; |
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28 | 28 | // F3 |
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29 | 29 | ring_node waveform_ring_f3[NB_RING_NODES_F3]; |
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30 | 30 | ring_node *current_ring_node_f3; |
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31 | 31 | ring_node *ring_node_to_send_cwf_f3; |
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32 | 32 | char wf_cont_f3_light[ (NB_SAMPLES_PER_SNAPSHOT) * NB_BYTES_CWF3_LIGHT_BLK ]; |
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33 | 33 | |
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34 | 34 | bool extractSWF1 = false; |
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35 | 35 | bool extractSWF2 = false; |
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36 | 36 | bool swf0_ready_flag_f1 = false; |
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37 | 37 | bool swf0_ready_flag_f2 = false; |
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38 | 38 | bool swf1_ready = false; |
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39 | 39 | bool swf2_ready = false; |
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40 | 40 | |
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41 | 41 | int swf1_extracted[ (NB_SAMPLES_PER_SNAPSHOT * NB_WORDS_SWF_BLK) ]; |
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42 | 42 | int swf2_extracted[ (NB_SAMPLES_PER_SNAPSHOT * NB_WORDS_SWF_BLK) ]; |
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43 | 43 | ring_node ring_node_swf1_extracted; |
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44 | 44 | ring_node ring_node_swf2_extracted; |
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45 | 45 | |
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46 | typedef enum resynchro_state_t | |
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47 | { | |
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48 | IDLE, | |
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49 | MEASURE_K, | |
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50 | MEASURE_K_PLUS_1, | |
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51 | } resynchro_state; | |
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52 | ||
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46 | 53 | //********************* |
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47 | 54 | // Interrupt SubRoutine |
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48 | 55 | |
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49 | 56 | ring_node * getRingNodeToSendCWF( unsigned char frequencyChannel) |
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50 | 57 | { |
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51 | 58 | ring_node *node; |
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52 | 59 | |
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53 | 60 | node = NULL; |
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54 | 61 | switch ( frequencyChannel ) { |
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55 | 62 | case 1: |
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56 | 63 | node = ring_node_to_send_cwf_f1; |
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57 | 64 | break; |
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58 | 65 | case 2: |
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59 | 66 | node = ring_node_to_send_cwf_f2; |
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60 | 67 | break; |
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61 | 68 | case 3: |
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62 | 69 | node = ring_node_to_send_cwf_f3; |
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63 | 70 | break; |
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64 | 71 | default: |
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65 | 72 | break; |
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66 | 73 | } |
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67 | 74 | |
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68 | 75 | return node; |
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69 | 76 | } |
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70 | 77 | |
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71 | 78 | ring_node * getRingNodeToSendSWF( unsigned char frequencyChannel) |
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72 | 79 | { |
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73 | 80 | ring_node *node; |
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74 | 81 | |
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75 | 82 | node = NULL; |
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76 | 83 | switch ( frequencyChannel ) { |
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77 | 84 | case 0: |
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78 | 85 | node = ring_node_to_send_swf_f0; |
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79 | 86 | break; |
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80 | 87 | case 1: |
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81 | 88 | node = ring_node_to_send_swf_f1; |
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82 | 89 | break; |
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83 | 90 | case 2: |
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84 | 91 | node = ring_node_to_send_swf_f2; |
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85 | 92 | break; |
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86 | 93 | default: |
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87 | 94 | break; |
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88 | 95 | } |
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89 | 96 | |
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90 | 97 | return node; |
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91 | 98 | } |
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92 | 99 | |
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93 | 100 | void reset_extractSWF( void ) |
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94 | 101 | { |
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95 | 102 | extractSWF1 = false; |
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96 | 103 | extractSWF2 = false; |
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97 | 104 | swf0_ready_flag_f1 = false; |
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98 | 105 | swf0_ready_flag_f2 = false; |
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99 | 106 | swf1_ready = false; |
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100 | 107 | swf2_ready = false; |
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101 | 108 | } |
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102 | 109 | |
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103 | 110 | inline void waveforms_isr_f3( void ) |
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104 | 111 | { |
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105 | 112 | rtems_status_code spare_status; |
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106 | 113 | |
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107 | 114 | if ( (lfrCurrentMode == LFR_MODE_NORMAL) || (lfrCurrentMode == LFR_MODE_BURST) // in BURST the data are used to place v, e1 and e2 in the HK packet |
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108 | 115 | || (lfrCurrentMode == LFR_MODE_SBM1) || (lfrCurrentMode == LFR_MODE_SBM2) ) |
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109 | 116 | { // in modes other than STANDBY and BURST, send the CWF_F3 data |
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110 | 117 | //*** |
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111 | 118 | // F3 |
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112 | 119 | if ( (waveform_picker_regs->status & 0xc0) != 0x00 ) { // [1100 0000] check the f3 full bits |
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113 | 120 | ring_node_to_send_cwf_f3 = current_ring_node_f3->previous; |
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114 | 121 | current_ring_node_f3 = current_ring_node_f3->next; |
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115 | 122 | if ((waveform_picker_regs->status & 0x40) == 0x40){ // [0100 0000] f3 buffer 0 is full |
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116 | 123 | ring_node_to_send_cwf_f3->coarseTime = waveform_picker_regs->f3_0_coarse_time; |
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117 | 124 | ring_node_to_send_cwf_f3->fineTime = waveform_picker_regs->f3_0_fine_time; |
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118 | 125 | waveform_picker_regs->addr_data_f3_0 = current_ring_node_f3->buffer_address; |
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119 | 126 | waveform_picker_regs->status = waveform_picker_regs->status & 0x00008840; // [1000 1000 0100 0000] |
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120 | 127 | } |
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121 | 128 | else if ((waveform_picker_regs->status & 0x80) == 0x80){ // [1000 0000] f3 buffer 1 is full |
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122 | 129 | ring_node_to_send_cwf_f3->coarseTime = waveform_picker_regs->f3_1_coarse_time; |
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123 | 130 | ring_node_to_send_cwf_f3->fineTime = waveform_picker_regs->f3_1_fine_time; |
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124 | 131 | waveform_picker_regs->addr_data_f3_1 = current_ring_node_f3->buffer_address; |
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125 | 132 | waveform_picker_regs->status = waveform_picker_regs->status & 0x00008880; // [1000 1000 1000 0000] |
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126 | 133 | } |
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127 | 134 | if (rtems_event_send( Task_id[TASKID_CWF3], RTEMS_EVENT_0 ) != RTEMS_SUCCESSFUL) { |
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128 | 135 | spare_status = rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_0 ); |
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129 | 136 | } |
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130 | 137 | } |
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131 | 138 | } |
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132 | 139 | } |
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133 | 140 | |
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134 | 141 | inline void waveforms_isr_burst( void ) |
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135 | 142 | { |
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136 | 143 | unsigned char status; |
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137 | 144 | rtems_status_code spare_status; |
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138 | 145 | |
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139 | 146 | status = (waveform_picker_regs->status & 0x30) >> 4; // [0011 0000] get the status bits for f2 |
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140 | 147 | |
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141 | 148 | |
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142 | 149 | switch(status) |
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143 | 150 | { |
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144 | 151 | case 1: |
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145 | 152 | ring_node_to_send_cwf_f2 = current_ring_node_f2->previous; |
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146 | 153 | ring_node_to_send_cwf_f2->sid = SID_BURST_CWF_F2; |
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147 | 154 | ring_node_to_send_cwf_f2->coarseTime = waveform_picker_regs->f2_0_coarse_time; |
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148 | 155 | ring_node_to_send_cwf_f2->fineTime = waveform_picker_regs->f2_0_fine_time; |
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149 | 156 | current_ring_node_f2 = current_ring_node_f2->next; |
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150 | 157 | waveform_picker_regs->addr_data_f2_0 = current_ring_node_f2->buffer_address; |
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151 | 158 | if (rtems_event_send( Task_id[TASKID_CWF2], RTEMS_EVENT_MODE_BURST ) != RTEMS_SUCCESSFUL) { |
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152 | 159 | spare_status = rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_0 ); |
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153 | 160 | } |
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154 | 161 | waveform_picker_regs->status = waveform_picker_regs->status & 0x00004410; // [0100 0100 0001 0000] |
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155 | 162 | break; |
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156 | 163 | case 2: |
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157 | 164 | ring_node_to_send_cwf_f2 = current_ring_node_f2->previous; |
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158 | 165 | ring_node_to_send_cwf_f2->sid = SID_BURST_CWF_F2; |
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159 | 166 | ring_node_to_send_cwf_f2->coarseTime = waveform_picker_regs->f2_1_coarse_time; |
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160 | 167 | ring_node_to_send_cwf_f2->fineTime = waveform_picker_regs->f2_1_fine_time; |
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161 | 168 | current_ring_node_f2 = current_ring_node_f2->next; |
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162 | 169 | waveform_picker_regs->addr_data_f2_1 = current_ring_node_f2->buffer_address; |
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163 | 170 | if (rtems_event_send( Task_id[TASKID_CWF2], RTEMS_EVENT_MODE_BURST ) != RTEMS_SUCCESSFUL) { |
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164 | 171 | spare_status = rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_0 ); |
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165 | 172 | } |
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166 | 173 | waveform_picker_regs->status = waveform_picker_regs->status & 0x00004420; // [0100 0100 0010 0000] |
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167 | 174 | break; |
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168 | 175 | default: |
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169 | 176 | break; |
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170 | 177 | } |
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171 | 178 | } |
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172 | 179 | |
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173 | 180 | inline void waveform_isr_normal_sbm1_sbm2( void ) |
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174 | 181 | { |
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175 | 182 | rtems_status_code status; |
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176 | 183 | |
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177 | 184 | //*** |
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178 | 185 | // F0 |
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179 | 186 | if ( (waveform_picker_regs->status & 0x03) != 0x00 ) // [0000 0011] check the f0 full bits |
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180 | 187 | { |
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181 | 188 | swf0_ready_flag_f1 = true; |
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182 | 189 | swf0_ready_flag_f2 = true; |
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183 | 190 | ring_node_to_send_swf_f0 = current_ring_node_f0->previous; |
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184 | 191 | current_ring_node_f0 = current_ring_node_f0->next; |
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185 | 192 | if ( (waveform_picker_regs->status & 0x01) == 0x01) |
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186 | 193 | { |
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187 | 194 | |
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188 | 195 | ring_node_to_send_swf_f0->coarseTime = waveform_picker_regs->f0_0_coarse_time; |
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189 | 196 | ring_node_to_send_swf_f0->fineTime = waveform_picker_regs->f0_0_fine_time; |
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190 | 197 | waveform_picker_regs->addr_data_f0_0 = current_ring_node_f0->buffer_address; |
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191 | 198 | waveform_picker_regs->status = waveform_picker_regs->status & 0x00001101; // [0001 0001 0000 0001] |
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192 | 199 | } |
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193 | 200 | else if ( (waveform_picker_regs->status & 0x02) == 0x02) |
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194 | 201 | { |
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195 | 202 | ring_node_to_send_swf_f0->coarseTime = waveform_picker_regs->f0_1_coarse_time; |
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196 | 203 | ring_node_to_send_swf_f0->fineTime = waveform_picker_regs->f0_1_fine_time; |
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197 | 204 | waveform_picker_regs->addr_data_f0_1 = current_ring_node_f0->buffer_address; |
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198 | 205 | waveform_picker_regs->status = waveform_picker_regs->status & 0x00001102; // [0001 0001 0000 0010] |
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199 | 206 | } |
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200 | 207 | } |
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201 | 208 | |
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202 | 209 | //*** |
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203 | 210 | // F1 |
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204 | 211 | if ( (waveform_picker_regs->status & 0x0c) != 0x00 ) { // [0000 1100] check the f1 full bits |
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205 | 212 | // (1) change the receiving buffer for the waveform picker |
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206 | 213 | ring_node_to_send_cwf_f1 = current_ring_node_f1->previous; |
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207 | 214 | current_ring_node_f1 = current_ring_node_f1->next; |
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208 | 215 | if ( (waveform_picker_regs->status & 0x04) == 0x04) |
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209 | 216 | { |
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210 | 217 | ring_node_to_send_cwf_f1->coarseTime = waveform_picker_regs->f1_0_coarse_time; |
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211 | 218 | ring_node_to_send_cwf_f1->fineTime = waveform_picker_regs->f1_0_fine_time; |
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212 | 219 | waveform_picker_regs->addr_data_f1_0 = current_ring_node_f1->buffer_address; |
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213 | 220 | waveform_picker_regs->status = waveform_picker_regs->status & 0x00002204; // [0010 0010 0000 0100] f1 bits = 0 |
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214 | 221 | } |
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215 | 222 | else if ( (waveform_picker_regs->status & 0x08) == 0x08) |
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216 | 223 | { |
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217 | 224 | ring_node_to_send_cwf_f1->coarseTime = waveform_picker_regs->f1_1_coarse_time; |
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218 | 225 | ring_node_to_send_cwf_f1->fineTime = waveform_picker_regs->f1_1_fine_time; |
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219 | 226 | waveform_picker_regs->addr_data_f1_1 = current_ring_node_f1->buffer_address; |
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220 | 227 | waveform_picker_regs->status = waveform_picker_regs->status & 0x00002208; // [0010 0010 0000 1000] f1 bits = 0 |
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221 | 228 | } |
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222 | 229 | // (2) send an event for the the CWF1 task for transmission (and snapshot extraction if needed) |
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223 | 230 | status = rtems_event_send( Task_id[TASKID_CWF1], RTEMS_EVENT_MODE_NORM_S1_S2 ); |
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224 | 231 | } |
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225 | 232 | |
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226 | 233 | //*** |
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227 | 234 | // F2 |
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228 | 235 | if ( (waveform_picker_regs->status & 0x30) != 0x00 ) { // [0011 0000] check the f2 full bit |
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229 | 236 | // (1) change the receiving buffer for the waveform picker |
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230 | 237 | ring_node_to_send_cwf_f2 = current_ring_node_f2->previous; |
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231 | 238 | ring_node_to_send_cwf_f2->sid = SID_SBM2_CWF_F2; |
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232 | 239 | current_ring_node_f2 = current_ring_node_f2->next; |
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233 | 240 | if ( (waveform_picker_regs->status & 0x10) == 0x10) |
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234 | 241 | { |
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235 | 242 | ring_node_to_send_cwf_f2->coarseTime = waveform_picker_regs->f2_0_coarse_time; |
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236 | 243 | ring_node_to_send_cwf_f2->fineTime = waveform_picker_regs->f2_0_fine_time; |
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237 | 244 | waveform_picker_regs->addr_data_f2_0 = current_ring_node_f2->buffer_address; |
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238 | 245 | waveform_picker_regs->status = waveform_picker_regs->status & 0x00004410; // [0100 0100 0001 0000] |
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239 | 246 | } |
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240 | 247 | else if ( (waveform_picker_regs->status & 0x20) == 0x20) |
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241 | 248 | { |
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242 | 249 | ring_node_to_send_cwf_f2->coarseTime = waveform_picker_regs->f2_1_coarse_time; |
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243 | 250 | ring_node_to_send_cwf_f2->fineTime = waveform_picker_regs->f2_1_fine_time; |
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244 | 251 | waveform_picker_regs->addr_data_f2_1 = current_ring_node_f2->buffer_address; |
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245 | 252 | waveform_picker_regs->status = waveform_picker_regs->status & 0x00004420; // [0100 0100 0010 0000] |
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246 | 253 | } |
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247 | 254 | // (2) send an event for the waveforms transmission |
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248 | 255 | status = rtems_event_send( Task_id[TASKID_CWF2], RTEMS_EVENT_MODE_NORM_S1_S2 ); |
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249 | 256 | } |
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250 | 257 | } |
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251 | 258 | |
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252 | 259 | rtems_isr waveforms_isr( rtems_vector_number vector ) |
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253 | 260 | { |
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254 | 261 | /** This is the interrupt sub routine called by the waveform picker core. |
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255 | 262 | * |
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256 | 263 | * This ISR launch different actions depending mainly on two pieces of information: |
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257 | 264 | * 1. the values read in the registers of the waveform picker. |
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258 | 265 | * 2. the current LFR mode. |
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259 | 266 | * |
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260 | 267 | */ |
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261 | 268 | |
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262 | 269 | // STATUS |
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263 | 270 | // new error error buffer full |
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264 | 271 | // 15 14 13 12 11 10 9 8 |
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265 | 272 | // f3 f2 f1 f0 f3 f2 f1 f0 |
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266 | 273 | // |
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267 | 274 | // ready buffer |
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268 | 275 | // 7 6 5 4 3 2 1 0 |
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269 | 276 | // f3_1 f3_0 f2_1 f2_0 f1_1 f1_0 f0_1 f0_0 |
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270 | 277 | |
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271 | 278 | rtems_status_code spare_status; |
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272 | 279 | |
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273 | 280 | waveforms_isr_f3(); |
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274 | 281 | |
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275 | 282 | if ( (waveform_picker_regs->status & 0xff00) != 0x00) // [1111 1111 0000 0000] check the error bits |
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276 | 283 | { |
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277 | 284 | spare_status = rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_10 ); |
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278 | 285 | } |
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279 | 286 | |
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280 | 287 | switch(lfrCurrentMode) |
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281 | 288 | { |
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282 | 289 | //******** |
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283 | 290 | // STANDBY |
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284 | 291 | case LFR_MODE_STANDBY: |
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285 | 292 | break; |
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286 | 293 | //************************** |
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287 | 294 | // LFR NORMAL, SBM1 and SBM2 |
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288 | 295 | case LFR_MODE_NORMAL: |
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289 | 296 | case LFR_MODE_SBM1: |
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290 | 297 | case LFR_MODE_SBM2: |
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291 | 298 | waveform_isr_normal_sbm1_sbm2(); |
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292 | 299 | break; |
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293 | 300 | //****** |
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294 | 301 | // BURST |
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295 | 302 | case LFR_MODE_BURST: |
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296 | 303 | waveforms_isr_burst(); |
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297 | 304 | break; |
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298 | 305 | //******** |
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299 | 306 | // DEFAULT |
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300 | 307 | default: |
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301 | 308 | break; |
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302 | 309 | } |
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303 | 310 | } |
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304 | 311 | |
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305 | 312 | //************ |
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306 | 313 | // RTEMS TASKS |
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307 | 314 | |
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308 | 315 | rtems_task wfrm_task(rtems_task_argument argument) //used with the waveform picker VHDL IP |
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309 | 316 | { |
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310 | 317 | /** This RTEMS task is dedicated to the transmission of snapshots of the NORMAL mode. |
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311 | 318 | * |
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312 | 319 | * @param unused is the starting argument of the RTEMS task |
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313 | 320 | * |
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314 | 321 | * The following data packets are sent by this task: |
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315 | 322 | * - TM_LFR_SCIENCE_NORMAL_SWF_F0 |
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316 | 323 | * - TM_LFR_SCIENCE_NORMAL_SWF_F1 |
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317 | 324 | * - TM_LFR_SCIENCE_NORMAL_SWF_F2 |
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318 | 325 | * |
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319 | 326 | */ |
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320 | 327 | |
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321 | 328 | rtems_event_set event_out; |
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322 | 329 | rtems_id queue_id; |
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323 | 330 | rtems_status_code status; |
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324 | 331 | ring_node *ring_node_swf1_extracted_ptr; |
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325 | 332 | ring_node *ring_node_swf2_extracted_ptr; |
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326 | 333 | |
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327 | 334 | ring_node_swf1_extracted_ptr = (ring_node *) &ring_node_swf1_extracted; |
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328 | 335 | ring_node_swf2_extracted_ptr = (ring_node *) &ring_node_swf2_extracted; |
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329 | 336 | |
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330 | 337 | status = get_message_queue_id_send( &queue_id ); |
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331 | 338 | if (status != RTEMS_SUCCESSFUL) |
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332 | 339 | { |
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333 | 340 | PRINTF1("in WFRM *** ERR get_message_queue_id_send %d\n", status); |
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334 | 341 | } |
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335 | 342 | |
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336 | 343 | BOOT_PRINTF("in WFRM ***\n"); |
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337 | 344 | |
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338 | 345 | while(1){ |
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339 | 346 | // wait for an RTEMS_EVENT |
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340 | 347 | rtems_event_receive(RTEMS_EVENT_MODE_NORMAL, |
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341 | 348 | RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out); |
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342 | 349 | |
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343 | 350 | snapshot_resynchronization( (unsigned char *) &ring_node_to_send_swf_f0->coarseTime ); |
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344 | 351 | |
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345 | 352 | if (event_out == RTEMS_EVENT_MODE_NORMAL) |
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346 | 353 | { |
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347 | 354 | DEBUG_PRINTF("WFRM received RTEMS_EVENT_MODE_SBM2\n"); |
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348 | 355 | ring_node_to_send_swf_f0->sid = SID_NORM_SWF_F0; |
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349 | 356 | ring_node_swf1_extracted_ptr->sid = SID_NORM_SWF_F1; |
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350 | 357 | ring_node_swf2_extracted_ptr->sid = SID_NORM_SWF_F2; |
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351 | 358 | status = rtems_message_queue_send( queue_id, &ring_node_to_send_swf_f0, sizeof( ring_node* ) ); |
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352 | 359 | status = rtems_message_queue_send( queue_id, &ring_node_swf1_extracted_ptr, sizeof( ring_node* ) ); |
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353 | 360 | status = rtems_message_queue_send( queue_id, &ring_node_swf2_extracted_ptr, sizeof( ring_node* ) ); |
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354 | 361 | } |
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355 | 362 | } |
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356 | 363 | } |
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357 | 364 | |
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358 | 365 | rtems_task cwf3_task(rtems_task_argument argument) //used with the waveform picker VHDL IP |
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359 | 366 | { |
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360 | 367 | /** This RTEMS task is dedicated to the transmission of continuous waveforms at f3. |
|
361 | 368 | * |
|
362 | 369 | * @param unused is the starting argument of the RTEMS task |
|
363 | 370 | * |
|
364 | 371 | * The following data packet is sent by this task: |
|
365 | 372 | * - TM_LFR_SCIENCE_NORMAL_CWF_F3 |
|
366 | 373 | * |
|
367 | 374 | */ |
|
368 | 375 | |
|
369 | 376 | rtems_event_set event_out; |
|
370 | 377 | rtems_id queue_id; |
|
371 | 378 | rtems_status_code status; |
|
372 | 379 | ring_node ring_node_cwf3_light; |
|
373 | 380 | ring_node *ring_node_to_send_cwf; |
|
374 | 381 | |
|
375 | 382 | status = get_message_queue_id_send( &queue_id ); |
|
376 | 383 | if (status != RTEMS_SUCCESSFUL) |
|
377 | 384 | { |
|
378 | 385 | PRINTF1("in CWF3 *** ERR get_message_queue_id_send %d\n", status) |
|
379 | 386 | } |
|
380 | 387 | |
|
381 | 388 | ring_node_to_send_cwf_f3->sid = SID_NORM_CWF_LONG_F3; |
|
382 | 389 | |
|
383 | 390 | // init the ring_node_cwf3_light structure |
|
384 | 391 | ring_node_cwf3_light.buffer_address = (int) wf_cont_f3_light; |
|
385 | 392 | ring_node_cwf3_light.coarseTime = 0x00; |
|
386 | 393 | ring_node_cwf3_light.fineTime = 0x00; |
|
387 | 394 | ring_node_cwf3_light.next = NULL; |
|
388 | 395 | ring_node_cwf3_light.previous = NULL; |
|
389 | 396 | ring_node_cwf3_light.sid = SID_NORM_CWF_F3; |
|
390 | 397 | ring_node_cwf3_light.status = 0x00; |
|
391 | 398 | |
|
392 | 399 | BOOT_PRINTF("in CWF3 ***\n") |
|
393 | 400 | |
|
394 | 401 | while(1){ |
|
395 | 402 | // wait for an RTEMS_EVENT |
|
396 | 403 | rtems_event_receive( RTEMS_EVENT_0, |
|
397 | 404 | RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out); |
|
398 | 405 | if ( (lfrCurrentMode == LFR_MODE_NORMAL) |
|
399 | 406 | || (lfrCurrentMode == LFR_MODE_SBM1) || (lfrCurrentMode==LFR_MODE_SBM2) ) |
|
400 | 407 | { |
|
401 | 408 | ring_node_to_send_cwf = getRingNodeToSendCWF( 3 ); |
|
402 | 409 | if ( (parameter_dump_packet.sy_lfr_n_cwf_long_f3 & 0x01) == 0x01) |
|
403 | 410 | { |
|
404 | 411 | PRINTF("send CWF_LONG_F3\n") |
|
405 | 412 | ring_node_to_send_cwf_f3->sid = SID_NORM_CWF_LONG_F3; |
|
406 | 413 | status = rtems_message_queue_send( queue_id, &ring_node_to_send_cwf, sizeof( ring_node* ) ); |
|
407 | 414 | } |
|
408 | 415 | else |
|
409 | 416 | { |
|
410 | 417 | PRINTF("send CWF_F3 (light)\n") |
|
411 | 418 | send_waveform_CWF3_light( ring_node_to_send_cwf, &ring_node_cwf3_light, queue_id ); |
|
412 | 419 | } |
|
413 | 420 | |
|
414 | 421 | } |
|
415 | 422 | else |
|
416 | 423 | { |
|
417 | 424 | PRINTF1("in CWF3 *** lfrCurrentMode is %d, no data will be sent\n", lfrCurrentMode) |
|
418 | 425 | } |
|
419 | 426 | } |
|
420 | 427 | } |
|
421 | 428 | |
|
422 | 429 | rtems_task cwf2_task(rtems_task_argument argument) // ONLY USED IN BURST AND SBM2 |
|
423 | 430 | { |
|
424 | 431 | /** This RTEMS task is dedicated to the transmission of continuous waveforms at f2. |
|
425 | 432 | * |
|
426 | 433 | * @param unused is the starting argument of the RTEMS task |
|
427 | 434 | * |
|
428 | 435 | * The following data packet is sent by this function: |
|
429 | 436 | * - TM_LFR_SCIENCE_BURST_CWF_F2 |
|
430 | 437 | * - TM_LFR_SCIENCE_SBM2_CWF_F2 |
|
431 | 438 | * |
|
432 | 439 | */ |
|
433 | 440 | |
|
434 | 441 | rtems_event_set event_out; |
|
435 | 442 | rtems_id queue_id; |
|
436 | 443 | rtems_status_code status; |
|
437 | 444 | ring_node *ring_node_to_send; |
|
438 | 445 | unsigned long long int acquisitionTimeF0_asLong; |
|
439 | 446 | |
|
440 | 447 | acquisitionTimeF0_asLong = 0x00; |
|
441 | 448 | |
|
442 | 449 | status = get_message_queue_id_send( &queue_id ); |
|
443 | 450 | if (status != RTEMS_SUCCESSFUL) |
|
444 | 451 | { |
|
445 | 452 | PRINTF1("in CWF2 *** ERR get_message_queue_id_send %d\n", status) |
|
446 | 453 | } |
|
447 | 454 | |
|
448 | 455 | BOOT_PRINTF("in CWF2 ***\n") |
|
449 | 456 | |
|
450 | 457 | while(1){ |
|
451 | 458 | // wait for an RTEMS_EVENT |
|
452 | 459 | rtems_event_receive( RTEMS_EVENT_MODE_NORM_S1_S2 | RTEMS_EVENT_MODE_BURST, |
|
453 | 460 | RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out); |
|
454 | 461 | ring_node_to_send = getRingNodeToSendCWF( 2 ); |
|
455 | 462 | if (event_out == RTEMS_EVENT_MODE_BURST) |
|
456 | 463 | { |
|
457 | 464 | status = rtems_message_queue_send( queue_id, &ring_node_to_send, sizeof( ring_node* ) ); |
|
458 | 465 | } |
|
459 | 466 | else if (event_out == RTEMS_EVENT_MODE_NORM_S1_S2) |
|
460 | 467 | { |
|
461 | 468 | if ( lfrCurrentMode == LFR_MODE_SBM2 ) |
|
462 | 469 | { |
|
463 | 470 | status = rtems_message_queue_send( queue_id, &ring_node_to_send, sizeof( ring_node* ) ); |
|
464 | 471 | } |
|
465 | 472 | // launch snapshot extraction if needed |
|
466 | 473 | if (extractSWF2 == true) |
|
467 | 474 | { |
|
468 | 475 | ring_node_to_send_swf_f2 = ring_node_to_send_cwf_f2; |
|
469 | 476 | // extract the snapshot |
|
470 | 477 | build_snapshot_from_ring( ring_node_to_send_swf_f2, 2, acquisitionTimeF0_asLong, |
|
471 | 478 | &ring_node_swf2_extracted, swf2_extracted ); |
|
472 | 479 | // send the snapshot when built |
|
473 | 480 | status = rtems_event_send( Task_id[TASKID_WFRM], RTEMS_EVENT_MODE_SBM2 ); |
|
474 | 481 | extractSWF2 = false; |
|
475 | 482 | swf2_ready = true; |
|
476 | 483 | } |
|
477 | 484 | if (swf0_ready_flag_f2 == true) |
|
478 | 485 | { |
|
479 | 486 | extractSWF2 = true; |
|
480 | 487 | // record the acquition time of the f0 snapshot to use to build the snapshot at f2 |
|
481 | 488 | acquisitionTimeF0_asLong = get_acquisition_time( (unsigned char *) &ring_node_to_send_swf_f0->coarseTime ); |
|
482 | 489 | swf0_ready_flag_f2 = false; |
|
483 | 490 | } |
|
484 | 491 | } |
|
485 | 492 | } |
|
486 | 493 | } |
|
487 | 494 | |
|
488 | 495 | rtems_task cwf1_task(rtems_task_argument argument) // ONLY USED IN SBM1 |
|
489 | 496 | { |
|
490 | 497 | /** This RTEMS task is dedicated to the transmission of continuous waveforms at f1. |
|
491 | 498 | * |
|
492 | 499 | * @param unused is the starting argument of the RTEMS task |
|
493 | 500 | * |
|
494 | 501 | * The following data packet is sent by this function: |
|
495 | 502 | * - TM_LFR_SCIENCE_SBM1_CWF_F1 |
|
496 | 503 | * |
|
497 | 504 | */ |
|
498 | 505 | |
|
499 | 506 | rtems_event_set event_out; |
|
500 | 507 | rtems_id queue_id; |
|
501 | 508 | rtems_status_code status; |
|
502 | 509 | |
|
503 | 510 | ring_node *ring_node_to_send_cwf; |
|
504 | 511 | |
|
505 | 512 | status = get_message_queue_id_send( &queue_id ); |
|
506 | 513 | if (status != RTEMS_SUCCESSFUL) |
|
507 | 514 | { |
|
508 | 515 | PRINTF1("in CWF1 *** ERR get_message_queue_id_send %d\n", status) |
|
509 | 516 | } |
|
510 | 517 | |
|
511 | 518 | BOOT_PRINTF("in CWF1 ***\n"); |
|
512 | 519 | |
|
513 | 520 | while(1){ |
|
514 | 521 | // wait for an RTEMS_EVENT |
|
515 | 522 | rtems_event_receive( RTEMS_EVENT_MODE_NORM_S1_S2, |
|
516 | 523 | RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out); |
|
517 | 524 | ring_node_to_send_cwf = getRingNodeToSendCWF( 1 ); |
|
518 | 525 | ring_node_to_send_cwf_f1->sid = SID_SBM1_CWF_F1; |
|
519 | 526 | if (lfrCurrentMode == LFR_MODE_SBM1) |
|
520 | 527 | { |
|
521 | 528 | status = rtems_message_queue_send( queue_id, &ring_node_to_send_cwf, sizeof( ring_node* ) ); |
|
522 | 529 | if (status != 0) |
|
523 | 530 | { |
|
524 | 531 | PRINTF("cwf sending failed\n") |
|
525 | 532 | } |
|
526 | 533 | } |
|
527 | 534 | // launch snapshot extraction if needed |
|
528 | 535 | if (extractSWF1 == true) |
|
529 | 536 | { |
|
530 | 537 | ring_node_to_send_swf_f1 = ring_node_to_send_cwf; |
|
531 | 538 | // launch the snapshot extraction |
|
532 | 539 | status = rtems_event_send( Task_id[TASKID_SWBD], RTEMS_EVENT_MODE_NORM_S1_S2 ); |
|
533 | 540 | extractSWF1 = false; |
|
534 | 541 | } |
|
535 | 542 | if (swf0_ready_flag_f1 == true) |
|
536 | 543 | { |
|
537 | 544 | extractSWF1 = true; |
|
538 | 545 | swf0_ready_flag_f1 = false; // this step shall be executed only one time |
|
539 | 546 | } |
|
540 | 547 | if ((swf1_ready == true) && (swf2_ready == true)) // swf_f1 is ready after the extraction |
|
541 | 548 | { |
|
542 | 549 | status = rtems_event_send( Task_id[TASKID_WFRM], RTEMS_EVENT_MODE_NORMAL ); |
|
543 | 550 | swf1_ready = false; |
|
544 | 551 | swf2_ready = false; |
|
545 | 552 | } |
|
546 | 553 | } |
|
547 | 554 | } |
|
548 | 555 | |
|
549 | 556 | rtems_task swbd_task(rtems_task_argument argument) |
|
550 | 557 | { |
|
551 | 558 | /** This RTEMS task is dedicated to the building of snapshots from different continuous waveforms buffers. |
|
552 | 559 | * |
|
553 | 560 | * @param unused is the starting argument of the RTEMS task |
|
554 | 561 | * |
|
555 | 562 | */ |
|
556 | 563 | |
|
557 | 564 | rtems_event_set event_out; |
|
558 | 565 | unsigned long long int acquisitionTimeF0_asLong; |
|
559 | 566 | |
|
560 | 567 | acquisitionTimeF0_asLong = 0x00; |
|
561 | 568 | |
|
562 | 569 | BOOT_PRINTF("in SWBD ***\n") |
|
563 | 570 | |
|
564 | 571 | while(1){ |
|
565 | 572 | // wait for an RTEMS_EVENT |
|
566 | 573 | rtems_event_receive( RTEMS_EVENT_MODE_NORM_S1_S2, |
|
567 | 574 | RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out); |
|
568 | 575 | if (event_out == RTEMS_EVENT_MODE_NORM_S1_S2) |
|
569 | 576 | { |
|
570 | 577 | acquisitionTimeF0_asLong = get_acquisition_time( (unsigned char *) &ring_node_to_send_swf_f0->coarseTime ); |
|
571 | 578 | build_snapshot_from_ring( ring_node_to_send_swf_f1, 1, acquisitionTimeF0_asLong, |
|
572 | 579 | &ring_node_swf1_extracted, swf1_extracted ); |
|
573 | 580 | swf1_ready = true; // the snapshot has been extracted and is ready to be sent |
|
574 | 581 | } |
|
575 | 582 | else |
|
576 | 583 | { |
|
577 | 584 | PRINTF1("in SWBD *** unexpected rtems event received %x\n", (int) event_out) |
|
578 | 585 | } |
|
579 | 586 | } |
|
580 | 587 | } |
|
581 | 588 | |
|
582 | 589 | //****************** |
|
583 | 590 | // general functions |
|
584 | 591 | |
|
585 | 592 | void WFP_init_rings( void ) |
|
586 | 593 | { |
|
587 | 594 | // F0 RING |
|
588 | 595 | init_ring( waveform_ring_f0, NB_RING_NODES_F0, wf_buffer_f0, WFRM_BUFFER ); |
|
589 | 596 | // F1 RING |
|
590 | 597 | init_ring( waveform_ring_f1, NB_RING_NODES_F1, wf_buffer_f1, WFRM_BUFFER ); |
|
591 | 598 | // F2 RING |
|
592 | 599 | init_ring( waveform_ring_f2, NB_RING_NODES_F2, wf_buffer_f2, WFRM_BUFFER ); |
|
593 | 600 | // F3 RING |
|
594 | 601 | init_ring( waveform_ring_f3, NB_RING_NODES_F3, wf_buffer_f3, WFRM_BUFFER ); |
|
595 | 602 | |
|
596 | 603 | ring_node_swf1_extracted.buffer_address = (int) swf1_extracted; |
|
597 | 604 | ring_node_swf2_extracted.buffer_address = (int) swf2_extracted; |
|
598 | 605 | |
|
599 | 606 | DEBUG_PRINTF1("waveform_ring_f0 @%x\n", (unsigned int) waveform_ring_f0) |
|
600 | 607 | DEBUG_PRINTF1("waveform_ring_f1 @%x\n", (unsigned int) waveform_ring_f1) |
|
601 | 608 | DEBUG_PRINTF1("waveform_ring_f2 @%x\n", (unsigned int) waveform_ring_f2) |
|
602 | 609 | DEBUG_PRINTF1("waveform_ring_f3 @%x\n", (unsigned int) waveform_ring_f3) |
|
603 | 610 | DEBUG_PRINTF1("wf_buffer_f0 @%x\n", (unsigned int) wf_buffer_f0) |
|
604 | 611 | DEBUG_PRINTF1("wf_buffer_f1 @%x\n", (unsigned int) wf_buffer_f1) |
|
605 | 612 | DEBUG_PRINTF1("wf_buffer_f2 @%x\n", (unsigned int) wf_buffer_f2) |
|
606 | 613 | DEBUG_PRINTF1("wf_buffer_f3 @%x\n", (unsigned int) wf_buffer_f3) |
|
607 | 614 | |
|
608 | 615 | } |
|
609 | 616 | |
|
610 | 617 | void WFP_reset_current_ring_nodes( void ) |
|
611 | 618 | { |
|
612 | 619 | current_ring_node_f0 = waveform_ring_f0[0].next; |
|
613 | 620 | current_ring_node_f1 = waveform_ring_f1[0].next; |
|
614 | 621 | current_ring_node_f2 = waveform_ring_f2[0].next; |
|
615 | 622 | current_ring_node_f3 = waveform_ring_f3[0].next; |
|
616 | 623 | |
|
617 | 624 | ring_node_to_send_swf_f0 = waveform_ring_f0; |
|
618 | 625 | ring_node_to_send_swf_f1 = waveform_ring_f1; |
|
619 | 626 | ring_node_to_send_swf_f2 = waveform_ring_f2; |
|
620 | 627 | |
|
621 | 628 | ring_node_to_send_cwf_f1 = waveform_ring_f1; |
|
622 | 629 | ring_node_to_send_cwf_f2 = waveform_ring_f2; |
|
623 | 630 | ring_node_to_send_cwf_f3 = waveform_ring_f3; |
|
624 | 631 | } |
|
625 | 632 | |
|
626 | 633 | int send_waveform_CWF3_light( ring_node *ring_node_to_send, ring_node *ring_node_cwf3_light, rtems_id queue_id ) |
|
627 | 634 | { |
|
628 | 635 | /** This function sends CWF_F3 CCSDS packets without the b1, b2 and b3 data. |
|
629 | 636 | * |
|
630 | 637 | * @param waveform points to the buffer containing the data that will be send. |
|
631 | 638 | * @param headerCWF points to a table of headers that have been prepared for the data transmission. |
|
632 | 639 | * @param queue_id is the id of the rtems queue to which spw_ioctl_pkt_send structures will be send. The structures |
|
633 | 640 | * contain information to setup the transmission of the data packets. |
|
634 | 641 | * |
|
635 | 642 | * By default, CWF_F3 packet are send without the b1, b2 and b3 data. This function rebuilds a data buffer |
|
636 | 643 | * from the incoming data and sends it in 7 packets, 6 containing 340 blocks and 1 one containing 8 blocks. |
|
637 | 644 | * |
|
638 | 645 | */ |
|
639 | 646 | |
|
640 | 647 | unsigned int i; |
|
641 | 648 | int ret; |
|
642 | 649 | rtems_status_code status; |
|
643 | 650 | |
|
644 | 651 | char *sample; |
|
645 | 652 | int *dataPtr; |
|
646 | 653 | |
|
647 | 654 | ret = LFR_DEFAULT; |
|
648 | 655 | |
|
649 | 656 | dataPtr = (int*) ring_node_to_send->buffer_address; |
|
650 | 657 | |
|
651 | 658 | ring_node_cwf3_light->coarseTime = ring_node_to_send->coarseTime; |
|
652 | 659 | ring_node_cwf3_light->fineTime = ring_node_to_send->fineTime; |
|
653 | 660 | |
|
654 | 661 | //********************** |
|
655 | 662 | // BUILD CWF3_light DATA |
|
656 | 663 | for ( i=0; i< NB_SAMPLES_PER_SNAPSHOT; i++) |
|
657 | 664 | { |
|
658 | 665 | sample = (char*) &dataPtr[ (i * NB_WORDS_SWF_BLK) ]; |
|
659 | 666 | wf_cont_f3_light[ (i * NB_BYTES_CWF3_LIGHT_BLK) ] = sample[ 0 ]; |
|
660 | 667 | wf_cont_f3_light[ (i * NB_BYTES_CWF3_LIGHT_BLK) + 1 ] = sample[ 1 ]; |
|
661 | 668 | wf_cont_f3_light[ (i * NB_BYTES_CWF3_LIGHT_BLK) + 2 ] = sample[ 2 ]; |
|
662 | 669 | wf_cont_f3_light[ (i * NB_BYTES_CWF3_LIGHT_BLK) + 3 ] = sample[ 3 ]; |
|
663 | 670 | wf_cont_f3_light[ (i * NB_BYTES_CWF3_LIGHT_BLK) + 4 ] = sample[ 4 ]; |
|
664 | 671 | wf_cont_f3_light[ (i * NB_BYTES_CWF3_LIGHT_BLK) + 5 ] = sample[ 5 ]; |
|
665 | 672 | } |
|
666 | 673 | |
|
667 | 674 | // SEND PACKET |
|
668 | 675 | status = rtems_message_queue_send( queue_id, &ring_node_cwf3_light, sizeof( ring_node* ) ); |
|
669 | 676 | if (status != RTEMS_SUCCESSFUL) { |
|
670 | 677 | ret = LFR_DEFAULT; |
|
671 | 678 | } |
|
672 | 679 | |
|
673 | 680 | return ret; |
|
674 | 681 | } |
|
675 | 682 | |
|
676 | 683 | void compute_acquisition_time( unsigned int coarseTime, unsigned int fineTime, |
|
677 | 684 | unsigned int sid, unsigned char pa_lfr_pkt_nr, unsigned char * acquisitionTime ) |
|
678 | 685 | { |
|
679 | 686 | unsigned long long int acquisitionTimeAsLong; |
|
680 | 687 | unsigned char localAcquisitionTime[6]; |
|
681 | 688 | double deltaT; |
|
682 | 689 | |
|
683 | 690 | deltaT = 0.; |
|
684 | 691 | |
|
685 | 692 | localAcquisitionTime[0] = (unsigned char) ( coarseTime >> 24 ); |
|
686 | 693 | localAcquisitionTime[1] = (unsigned char) ( coarseTime >> 16 ); |
|
687 | 694 | localAcquisitionTime[2] = (unsigned char) ( coarseTime >> 8 ); |
|
688 | 695 | localAcquisitionTime[3] = (unsigned char) ( coarseTime ); |
|
689 | 696 | localAcquisitionTime[4] = (unsigned char) ( fineTime >> 8 ); |
|
690 | 697 | localAcquisitionTime[5] = (unsigned char) ( fineTime ); |
|
691 | 698 | |
|
692 | 699 | acquisitionTimeAsLong = ( (unsigned long long int) localAcquisitionTime[0] << 40 ) |
|
693 | 700 | + ( (unsigned long long int) localAcquisitionTime[1] << 32 ) |
|
694 | 701 | + ( (unsigned long long int) localAcquisitionTime[2] << 24 ) |
|
695 | 702 | + ( (unsigned long long int) localAcquisitionTime[3] << 16 ) |
|
696 | 703 | + ( (unsigned long long int) localAcquisitionTime[4] << 8 ) |
|
697 | 704 | + ( (unsigned long long int) localAcquisitionTime[5] ); |
|
698 | 705 | |
|
699 | 706 | switch( sid ) |
|
700 | 707 | { |
|
701 | 708 | case SID_NORM_SWF_F0: |
|
702 | 709 | deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_304 * 65536. / 24576. ; |
|
703 | 710 | break; |
|
704 | 711 | |
|
705 | 712 | case SID_NORM_SWF_F1: |
|
706 | 713 | deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_304 * 65536. / 4096. ; |
|
707 | 714 | break; |
|
708 | 715 | |
|
709 | 716 | case SID_NORM_SWF_F2: |
|
710 | 717 | deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_304 * 65536. / 256. ; |
|
711 | 718 | break; |
|
712 | 719 | |
|
713 | 720 | case SID_SBM1_CWF_F1: |
|
714 | 721 | deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_CWF * 65536. / 4096. ; |
|
715 | 722 | break; |
|
716 | 723 | |
|
717 | 724 | case SID_SBM2_CWF_F2: |
|
718 | 725 | deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_CWF * 65536. / 256. ; |
|
719 | 726 | break; |
|
720 | 727 | |
|
721 | 728 | case SID_BURST_CWF_F2: |
|
722 | 729 | deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_CWF * 65536. / 256. ; |
|
723 | 730 | break; |
|
724 | 731 | |
|
725 | 732 | case SID_NORM_CWF_F3: |
|
726 | 733 | deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_CWF_SHORT_F3 * 65536. / 16. ; |
|
727 | 734 | break; |
|
728 | 735 | |
|
729 | 736 | case SID_NORM_CWF_LONG_F3: |
|
730 | 737 | deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_CWF * 65536. / 16. ; |
|
731 | 738 | break; |
|
732 | 739 | |
|
733 | 740 | default: |
|
734 | 741 | PRINTF1("in compute_acquisition_time *** ERR unexpected sid %d\n", sid) |
|
735 | 742 | deltaT = 0.; |
|
736 | 743 | break; |
|
737 | 744 | } |
|
738 | 745 | |
|
739 | 746 | acquisitionTimeAsLong = acquisitionTimeAsLong + (unsigned long long int) deltaT; |
|
740 | 747 | // |
|
741 | 748 | acquisitionTime[0] = (unsigned char) (acquisitionTimeAsLong >> 40); |
|
742 | 749 | acquisitionTime[1] = (unsigned char) (acquisitionTimeAsLong >> 32); |
|
743 | 750 | acquisitionTime[2] = (unsigned char) (acquisitionTimeAsLong >> 24); |
|
744 | 751 | acquisitionTime[3] = (unsigned char) (acquisitionTimeAsLong >> 16); |
|
745 | 752 | acquisitionTime[4] = (unsigned char) (acquisitionTimeAsLong >> 8 ); |
|
746 | 753 | acquisitionTime[5] = (unsigned char) (acquisitionTimeAsLong ); |
|
747 | 754 | |
|
748 | 755 | } |
|
749 | 756 | |
|
750 | 757 | void build_snapshot_from_ring( ring_node *ring_node_to_send, |
|
751 | 758 | unsigned char frequencyChannel, |
|
752 | 759 | unsigned long long int acquisitionTimeF0_asLong, |
|
753 | 760 | ring_node *ring_node_swf_extracted, |
|
754 | 761 | int *swf_extracted) |
|
755 | 762 | { |
|
756 | 763 | unsigned int i; |
|
757 | 764 | unsigned long long int centerTime_asLong; |
|
758 | 765 | unsigned long long int acquisitionTime_asLong; |
|
759 | 766 | unsigned long long int bufferAcquisitionTime_asLong; |
|
760 | 767 | unsigned char *ptr1; |
|
761 | 768 | unsigned char *ptr2; |
|
762 | 769 | unsigned char *timeCharPtr; |
|
763 | 770 | unsigned char nb_ring_nodes; |
|
764 | 771 | unsigned long long int frequency_asLong; |
|
765 | 772 | unsigned long long int nbTicksPerSample_asLong; |
|
766 | 773 | unsigned long long int nbSamplesPart1_asLong; |
|
767 | 774 | unsigned long long int sampleOffset_asLong; |
|
768 | 775 | |
|
769 | 776 | unsigned int deltaT_F0; |
|
770 | 777 | unsigned int deltaT_F1; |
|
771 | 778 | unsigned long long int deltaT_F2; |
|
772 | 779 | |
|
773 | 780 | deltaT_F0 = 2731; // (2048. / 24576. / 2.) * 65536. = 2730.667; |
|
774 | 781 | deltaT_F1 = 16384; // (2048. / 4096. / 2.) * 65536. = 16384; |
|
775 | 782 | deltaT_F2 = 262144; // (2048. / 256. / 2.) * 65536. = 262144; |
|
776 | 783 | sampleOffset_asLong = 0x00; |
|
777 | 784 | |
|
778 | 785 | // (1) get the f0 acquisition time => the value is passed in argument |
|
779 | 786 | |
|
780 | 787 | // (2) compute the central reference time |
|
781 | 788 | centerTime_asLong = acquisitionTimeF0_asLong + deltaT_F0; |
|
782 | 789 | |
|
783 | 790 | // (3) compute the acquisition time of the current snapshot |
|
784 | 791 | switch(frequencyChannel) |
|
785 | 792 | { |
|
786 | 793 | case 1: // 1 is for F1 = 4096 Hz |
|
787 | 794 | acquisitionTime_asLong = centerTime_asLong - deltaT_F1; |
|
788 | 795 | nb_ring_nodes = NB_RING_NODES_F1; |
|
789 | 796 | frequency_asLong = 4096; |
|
790 | 797 | nbTicksPerSample_asLong = 16; // 65536 / 4096; |
|
791 | 798 | break; |
|
792 | 799 | case 2: // 2 is for F2 = 256 Hz |
|
793 | 800 | acquisitionTime_asLong = centerTime_asLong - deltaT_F2; |
|
794 | 801 | nb_ring_nodes = NB_RING_NODES_F2; |
|
795 | 802 | frequency_asLong = 256; |
|
796 | 803 | nbTicksPerSample_asLong = 256; // 65536 / 256; |
|
797 | 804 | break; |
|
798 | 805 | default: |
|
799 | 806 | acquisitionTime_asLong = centerTime_asLong; |
|
800 | 807 | frequency_asLong = 256; |
|
801 | 808 | nbTicksPerSample_asLong = 256; |
|
802 | 809 | break; |
|
803 | 810 | } |
|
804 | 811 | |
|
805 | 812 | //**************************************************************************** |
|
806 | 813 | // (4) search the ring_node with the acquisition time <= acquisitionTime_asLong |
|
807 | 814 | for (i=0; i<nb_ring_nodes; i++) |
|
808 | 815 | { |
|
809 | 816 | //PRINTF1("%d ... ", i); |
|
810 | 817 | bufferAcquisitionTime_asLong = get_acquisition_time( (unsigned char *) &ring_node_to_send->coarseTime ); |
|
811 | 818 | if (bufferAcquisitionTime_asLong <= acquisitionTime_asLong) |
|
812 | 819 | { |
|
813 | 820 | //PRINTF1("buffer found with acquisition time = %llx\n", bufferAcquisitionTime_asLong); |
|
814 | 821 | break; |
|
815 | 822 | } |
|
816 | 823 | ring_node_to_send = ring_node_to_send->previous; |
|
817 | 824 | } |
|
818 | 825 | |
|
819 | 826 | // (5) compute the number of samples to take in the current buffer |
|
820 | 827 | sampleOffset_asLong = ((acquisitionTime_asLong - bufferAcquisitionTime_asLong) * frequency_asLong ) >> 16; |
|
821 | 828 | nbSamplesPart1_asLong = NB_SAMPLES_PER_SNAPSHOT - sampleOffset_asLong; |
|
822 | 829 | //PRINTF2("sampleOffset_asLong = %lld, nbSamplesPart1_asLong = %lld\n", sampleOffset_asLong, nbSamplesPart1_asLong); |
|
823 | 830 | |
|
824 | 831 | // (6) compute the final acquisition time |
|
825 | 832 | acquisitionTime_asLong = bufferAcquisitionTime_asLong + |
|
826 | 833 | sampleOffset_asLong * nbTicksPerSample_asLong; |
|
827 | 834 | |
|
828 | 835 | // (7) copy the acquisition time at the beginning of the extrated snapshot |
|
829 | 836 | ptr1 = (unsigned char*) &acquisitionTime_asLong; |
|
830 | 837 | // fine time |
|
831 | 838 | ptr2 = (unsigned char*) &ring_node_swf_extracted->fineTime; |
|
832 | 839 | ptr2[2] = ptr1[ 4 + 2 ]; |
|
833 | 840 | ptr2[3] = ptr1[ 5 + 2 ]; |
|
834 | 841 | // coarse time |
|
835 | 842 | ptr2 = (unsigned char*) &ring_node_swf_extracted->coarseTime; |
|
836 | 843 | ptr2[0] = ptr1[ 0 + 2 ]; |
|
837 | 844 | ptr2[1] = ptr1[ 1 + 2 ]; |
|
838 | 845 | ptr2[2] = ptr1[ 2 + 2 ]; |
|
839 | 846 | ptr2[3] = ptr1[ 3 + 2 ]; |
|
840 | 847 | |
|
841 | 848 | // re set the synchronization bit |
|
842 | 849 | timeCharPtr = (unsigned char*) &ring_node_to_send->coarseTime; |
|
843 | 850 | ptr2[0] = ptr2[0] | (timeCharPtr[0] & 0x80); // [1000 0000] |
|
844 | 851 | |
|
845 | 852 | if ( (nbSamplesPart1_asLong >= NB_SAMPLES_PER_SNAPSHOT) | (nbSamplesPart1_asLong < 0) ) |
|
846 | 853 | { |
|
847 | 854 | nbSamplesPart1_asLong = 0; |
|
848 | 855 | } |
|
849 | 856 | // copy the part 1 of the snapshot in the extracted buffer |
|
850 | 857 | for ( i = 0; i < (nbSamplesPart1_asLong * NB_WORDS_SWF_BLK); i++ ) |
|
851 | 858 | { |
|
852 | 859 | swf_extracted[i] = |
|
853 | 860 | ((int*) ring_node_to_send->buffer_address)[ i + (sampleOffset_asLong * NB_WORDS_SWF_BLK) ]; |
|
854 | 861 | } |
|
855 | 862 | // copy the part 2 of the snapshot in the extracted buffer |
|
856 | 863 | ring_node_to_send = ring_node_to_send->next; |
|
857 | 864 | for ( i = (nbSamplesPart1_asLong * NB_WORDS_SWF_BLK); i < (NB_SAMPLES_PER_SNAPSHOT * NB_WORDS_SWF_BLK); i++ ) |
|
858 | 865 | { |
|
859 | 866 | swf_extracted[i] = |
|
860 | 867 | ((int*) ring_node_to_send->buffer_address)[ (i-(nbSamplesPart1_asLong * NB_WORDS_SWF_BLK)) ]; |
|
861 | 868 | } |
|
862 | 869 | } |
|
863 | 870 | |
|
864 | 871 | void snapshot_resynchronization( unsigned char *timePtr ) |
|
865 | 872 | { |
|
866 | 873 | unsigned long long int acquisitionTime; |
|
867 | 874 | unsigned long long int centerTime; |
|
868 | 875 | unsigned long long int previousTick; |
|
869 | 876 | unsigned long long int nextTick; |
|
870 | 877 | unsigned long long int deltaPreviousTick; |
|
871 | 878 | unsigned long long int deltaNextTick; |
|
872 | 879 | int deltaTickInF2; |
|
873 | 880 | double deltaPrevious_ms; |
|
874 | 881 | double deltaNext_ms; |
|
875 | 882 | double correctionInF2; |
|
883 | double center_k = 0.; | |
|
884 | double cnter_k_plus_1 = 0.; | |
|
885 | static resynchro_state state = IDLE; | |
|
876 | 886 | static unsigned char resynchroEngaged = 0; |
|
877 | 887 | |
|
878 | 888 | if (resynchroEngaged == 0) |
|
879 | 889 | { |
|
880 | 890 | resynchroEngaged = 1; |
|
881 | 891 | // get acquisition time in fine time ticks |
|
882 | 892 | acquisitionTime = get_acquisition_time( timePtr ); |
|
883 | 893 | |
|
884 | 894 | // compute center time |
|
885 | 895 | centerTime = acquisitionTime + 2731; // (2048. / 24576. / 2.) * 65536. = 2730.667; |
|
886 | 896 | previousTick = centerTime - (centerTime & 0xffff); |
|
887 | 897 | nextTick = previousTick + 65536; |
|
888 | 898 | |
|
889 | 899 | deltaPreviousTick = centerTime - previousTick; |
|
890 | 900 | deltaNextTick = nextTick - centerTime; |
|
891 | 901 | |
|
892 | 902 | deltaPrevious_ms = ((double) deltaPreviousTick) / 65536. * 1000.; |
|
893 | 903 | deltaNext_ms = ((double) deltaNextTick) / 65536. * 1000.; |
|
894 | 904 | |
|
895 | 905 | PRINTF2("delta previous = %f ms, delta next = %f ms\n", deltaPrevious_ms, deltaNext_ms); |
|
896 | 906 | PRINTF2("delta previous = %llu fine time ticks, delta next = %llu fine time ticks\n", deltaPreviousTick, deltaNextTick); |
|
897 | 907 | |
|
898 | 908 | // which tick is the closest? |
|
899 | 909 | if (deltaPreviousTick > deltaNextTick) |
|
900 | 910 | { |
|
901 | 911 | // the snapshot center is just before the second => increase delta_snapshot |
|
902 | 912 | correctionInF2 = + (deltaNext_ms * 256. / 1000. ); |
|
903 | 913 | } |
|
904 | 914 | else |
|
905 | 915 | { |
|
906 | 916 | // the snapshot center is just after the second => decrease delta_snapshot |
|
907 | 917 | correctionInF2 = - (deltaPrevious_ms * 256. / 1000. ); |
|
908 | 918 | } |
|
909 | 919 | |
|
910 | 920 | if (correctionInF2 >=0 ) |
|
911 | 921 | { |
|
912 |
deltaTickInF2 = |
|
|
922 | deltaTickInF2 = ceil( correctionInF2 ); | |
|
913 | 923 | } |
|
914 | 924 | else |
|
915 | 925 | { |
|
916 |
deltaTickInF2 = |
|
|
926 | deltaTickInF2 = floor( correctionInF2 ); | |
|
917 | 927 | } |
|
918 | 928 | waveform_picker_regs->delta_snapshot = waveform_picker_regs->delta_snapshot + deltaTickInF2; |
|
929 | set_wfp_delta_f0_f0_2(); // this is necessary to reset the value of delta_f0 as delta_snapshot has been changed | |
|
919 | 930 | PRINTF2("Correction of = %d, delta_snapshot = %d\n\n", deltaTickInF2, waveform_picker_regs->delta_snapshot); |
|
920 | 931 | } |
|
921 | 932 | else |
|
922 | 933 | { |
|
923 | 934 | PRINTF1("No resynchro, delta_snapshot = %d\n\n", waveform_picker_regs->delta_snapshot); |
|
924 | 935 | resynchroEngaged = 0; |
|
925 | 936 | } |
|
926 | 937 | } |
|
927 | 938 | |
|
928 | 939 | //************** |
|
929 | 940 | // wfp registers |
|
930 | 941 | void reset_wfp_burst_enable( void ) |
|
931 | 942 | { |
|
932 | 943 | /** This function resets the waveform picker burst_enable register. |
|
933 | 944 | * |
|
934 | 945 | * The burst bits [f2 f1 f0] and the enable bits [f3 f2 f1 f0] are set to 0. |
|
935 | 946 | * |
|
936 | 947 | */ |
|
937 | 948 | |
|
938 | 949 | // [1000 000] burst f2, f1, f0 enable f3, f2, f1, f0 |
|
939 | 950 | waveform_picker_regs->run_burst_enable = waveform_picker_regs->run_burst_enable & 0x80; |
|
940 | 951 | } |
|
941 | 952 | |
|
942 | 953 | void reset_wfp_status( void ) |
|
943 | 954 | { |
|
944 | 955 | /** This function resets the waveform picker status register. |
|
945 | 956 | * |
|
946 | 957 | * All status bits are set to 0 [new_err full_err full]. |
|
947 | 958 | * |
|
948 | 959 | */ |
|
949 | 960 | |
|
950 | 961 | waveform_picker_regs->status = 0xffff; |
|
951 | 962 | } |
|
952 | 963 | |
|
953 | 964 | void reset_wfp_buffer_addresses( void ) |
|
954 | 965 | { |
|
955 | 966 | // F0 |
|
956 | 967 | waveform_picker_regs->addr_data_f0_0 = current_ring_node_f0->previous->buffer_address; // 0x08 |
|
957 | 968 | waveform_picker_regs->addr_data_f0_1 = current_ring_node_f0->buffer_address; // 0x0c |
|
958 | 969 | // F1 |
|
959 | 970 | waveform_picker_regs->addr_data_f1_0 = current_ring_node_f1->previous->buffer_address; // 0x10 |
|
960 | 971 | waveform_picker_regs->addr_data_f1_1 = current_ring_node_f1->buffer_address; // 0x14 |
|
961 | 972 | // F2 |
|
962 | 973 | waveform_picker_regs->addr_data_f2_0 = current_ring_node_f2->previous->buffer_address; // 0x18 |
|
963 | 974 | waveform_picker_regs->addr_data_f2_1 = current_ring_node_f2->buffer_address; // 0x1c |
|
964 | 975 | // F3 |
|
965 | 976 | waveform_picker_regs->addr_data_f3_0 = current_ring_node_f3->previous->buffer_address; // 0x20 |
|
966 | 977 | waveform_picker_regs->addr_data_f3_1 = current_ring_node_f3->buffer_address; // 0x24 |
|
967 | 978 | } |
|
968 | 979 | |
|
969 | 980 | void reset_waveform_picker_regs( void ) |
|
970 | 981 | { |
|
971 | 982 | /** This function resets the waveform picker module registers. |
|
972 | 983 | * |
|
973 | 984 | * The registers affected by this function are located at the following offset addresses: |
|
974 | 985 | * - 0x00 data_shaping |
|
975 | 986 | * - 0x04 run_burst_enable |
|
976 | 987 | * - 0x08 addr_data_f0 |
|
977 | 988 | * - 0x0C addr_data_f1 |
|
978 | 989 | * - 0x10 addr_data_f2 |
|
979 | 990 | * - 0x14 addr_data_f3 |
|
980 | 991 | * - 0x18 status |
|
981 | 992 | * - 0x1C delta_snapshot |
|
982 | 993 | * - 0x20 delta_f0 |
|
983 | 994 | * - 0x24 delta_f0_2 |
|
984 | * - 0x28 delta_f1 | |
|
995 | * - 0x28 delta_f1 (obsolet parameter) | |
|
985 | 996 | * - 0x2c delta_f2 |
|
986 | 997 | * - 0x30 nb_data_by_buffer |
|
987 | 998 | * - 0x34 nb_snapshot_param |
|
988 | 999 | * - 0x38 start_date |
|
989 | 1000 | * - 0x3c nb_word_in_buffer |
|
990 | 1001 | * |
|
991 | 1002 | */ |
|
992 | 1003 | |
|
993 | 1004 | set_wfp_data_shaping(); // 0x00 *** R1 R0 SP1 SP0 BW |
|
994 | 1005 | |
|
995 | 1006 | reset_wfp_burst_enable(); // 0x04 *** [run *** burst f2, f1, f0 *** enable f3, f2, f1, f0 ] |
|
996 | 1007 | |
|
997 | 1008 | reset_wfp_buffer_addresses(); |
|
998 | 1009 | |
|
999 | 1010 | reset_wfp_status(); // 0x18 |
|
1000 | 1011 | |
|
1001 | 1012 | set_wfp_delta_snapshot(); // 0x1c *** 300 s => 0x12bff |
|
1002 | 1013 | |
|
1003 | 1014 | set_wfp_delta_f0_f0_2(); // 0x20, 0x24 |
|
1004 | 1015 | |
|
1005 | set_wfp_delta_f1(); // 0x28 | |
|
1016 | //the parameter delta_f1 [0x28] is not used anymore | |
|
1006 | 1017 | |
|
1007 | 1018 | set_wfp_delta_f2(); // 0x2c |
|
1008 | 1019 | |
|
1009 | DEBUG_PRINTF1("delta_snapshot %x\n", waveform_picker_regs->delta_snapshot) | |
|
1010 |
|
|
|
1011 |
|
|
|
1012 |
|
|
|
1013 |
|
|
|
1020 | DEBUG_PRINTF1("delta_snapshot %x\n", waveform_picker_regs->delta_snapshot); | |
|
1021 | DEBUG_PRINTF1("delta_f0 %x\n", waveform_picker_regs->delta_f0); | |
|
1022 | DEBUG_PRINTF1("delta_f0_2 %x\n", waveform_picker_regs->delta_f0_2); | |
|
1023 | DEBUG_PRINTF1("delta_f1 %x\n", waveform_picker_regs->delta_f1); | |
|
1024 | DEBUG_PRINTF1("delta_f2 %x\n", waveform_picker_regs->delta_f2); | |
|
1014 | 1025 |
|
|
1015 | 1026 |
|
|
1016 | 1027 | waveform_picker_regs->snapshot_param = 0xa80; // 0x34 *** 2688 => nb samples |
|
1017 | 1028 | waveform_picker_regs->start_date = 0x7fffffff; // 0x38 |
|
1018 | 1029 | // |
|
1019 | 1030 | // coarse time and fine time registers are not initialized, they are volatile |
|
1020 | 1031 | // |
|
1021 | 1032 | waveform_picker_regs->buffer_length = 0x1f8;// buffer length in burst = 3 * 2688 / 16 = 504 = 0x1f8 |
|
1022 | 1033 | } |
|
1023 | 1034 | |
|
1024 | 1035 | void set_wfp_data_shaping( void ) |
|
1025 | 1036 | { |
|
1026 | 1037 | /** This function sets the data_shaping register of the waveform picker module. |
|
1027 | 1038 | * |
|
1028 | 1039 | * The value is read from one field of the parameter_dump_packet structure:\n |
|
1029 | 1040 | * bw_sp0_sp1_r0_r1 |
|
1030 | 1041 | * |
|
1031 | 1042 | */ |
|
1032 | 1043 | |
|
1033 | 1044 | unsigned char data_shaping; |
|
1034 | 1045 | |
|
1035 | 1046 | // get the parameters for the data shaping [BW SP0 SP1 R0 R1] in sy_lfr_common1 and configure the register |
|
1036 | 1047 | // waveform picker : [R1 R0 SP1 SP0 BW] |
|
1037 | 1048 | |
|
1038 | 1049 | data_shaping = parameter_dump_packet.sy_lfr_common_parameters; |
|
1039 | 1050 | |
|
1040 | 1051 | waveform_picker_regs->data_shaping = |
|
1041 | 1052 | ( (data_shaping & 0x20) >> 5 ) // BW |
|
1042 | 1053 | + ( (data_shaping & 0x10) >> 3 ) // SP0 |
|
1043 | 1054 | + ( (data_shaping & 0x08) >> 1 ) // SP1 |
|
1044 | 1055 | + ( (data_shaping & 0x04) << 1 ) // R0 |
|
1045 | 1056 | + ( (data_shaping & 0x02) << 3 ) // R1 |
|
1046 | 1057 | + ( (data_shaping & 0x01) << 5 ); // R2 |
|
1047 | 1058 | } |
|
1048 | 1059 | |
|
1049 | 1060 | void set_wfp_burst_enable_register( unsigned char mode ) |
|
1050 | 1061 | { |
|
1051 | 1062 | /** This function sets the waveform picker burst_enable register depending on the mode. |
|
1052 | 1063 | * |
|
1053 | 1064 | * @param mode is the LFR mode to launch. |
|
1054 | 1065 | * |
|
1055 | 1066 | * The burst bits shall be before the enable bits. |
|
1056 | 1067 | * |
|
1057 | 1068 | */ |
|
1058 | 1069 | |
|
1059 | 1070 | // [0000 0000] burst f2, f1, f0 enable f3 f2 f1 f0 |
|
1060 | 1071 | // the burst bits shall be set first, before the enable bits |
|
1061 | 1072 | switch(mode) { |
|
1062 | 1073 | case LFR_MODE_NORMAL: |
|
1063 | 1074 | case LFR_MODE_SBM1: |
|
1064 | 1075 | case LFR_MODE_SBM2: |
|
1065 | 1076 | waveform_picker_regs->run_burst_enable = 0x60; // [0110 0000] enable f2 and f1 burst |
|
1066 | 1077 | waveform_picker_regs->run_burst_enable = waveform_picker_regs->run_burst_enable | 0x0f; // [1111] enable f3 f2 f1 f0 |
|
1067 | 1078 | break; |
|
1068 | 1079 | case LFR_MODE_BURST: |
|
1069 | 1080 | waveform_picker_regs->run_burst_enable = 0x40; // [0100 0000] f2 burst enabled |
|
1070 | 1081 | waveform_picker_regs->run_burst_enable = waveform_picker_regs->run_burst_enable | 0x0c; // [1100] enable f3 and f2 |
|
1071 | 1082 | break; |
|
1072 | 1083 | default: |
|
1073 | 1084 | waveform_picker_regs->run_burst_enable = 0x00; // [0000 0000] no burst enabled, no waveform enabled |
|
1074 | 1085 | break; |
|
1075 | 1086 | } |
|
1076 | 1087 | } |
|
1077 | 1088 | |
|
1078 | 1089 | void set_wfp_delta_snapshot( void ) |
|
1079 | 1090 | { |
|
1080 | 1091 | /** This function sets the delta_snapshot register of the waveform picker module. |
|
1081 | 1092 | * |
|
1082 | 1093 | * The value is read from two (unsigned char) of the parameter_dump_packet structure: |
|
1083 | 1094 | * - sy_lfr_n_swf_p[0] |
|
1084 | 1095 | * - sy_lfr_n_swf_p[1] |
|
1085 | 1096 | * |
|
1086 | 1097 | */ |
|
1087 | 1098 | |
|
1088 | 1099 | unsigned int delta_snapshot; |
|
1089 | 1100 | unsigned int delta_snapshot_in_T2; |
|
1090 | 1101 | |
|
1091 | 1102 | delta_snapshot = parameter_dump_packet.sy_lfr_n_swf_p[0]*256 |
|
1092 | 1103 | + parameter_dump_packet.sy_lfr_n_swf_p[1]; |
|
1093 | 1104 | |
|
1094 | 1105 | delta_snapshot_in_T2 = delta_snapshot * 256; |
|
1095 | 1106 | waveform_picker_regs->delta_snapshot = delta_snapshot_in_T2 - 1; // max 4 bytes |
|
1096 | 1107 | } |
|
1097 | 1108 | |
|
1098 | 1109 | void set_wfp_delta_f0_f0_2( void ) |
|
1099 | 1110 | { |
|
1100 | 1111 | unsigned int delta_snapshot; |
|
1101 | 1112 | unsigned int nb_samples_per_snapshot; |
|
1102 | 1113 | float delta_f0_in_float; |
|
1103 | 1114 | |
|
1104 | 1115 | delta_snapshot = waveform_picker_regs->delta_snapshot; |
|
1105 | 1116 | nb_samples_per_snapshot = parameter_dump_packet.sy_lfr_n_swf_l[0] * 256 + parameter_dump_packet.sy_lfr_n_swf_l[1]; |
|
1106 | 1117 | delta_f0_in_float =nb_samples_per_snapshot / 2. * ( 1. / 256. - 1. / 24576.) * 256.; |
|
1107 | 1118 | |
|
1108 | 1119 |
waveform_picker_regs->delta_f0 = |
|
1109 | 1120 | waveform_picker_regs->delta_f0_2 = 0x30; // 48 = 11 0000, max 7 bits |
|
1110 | 1121 | } |
|
1111 | 1122 | |
|
1112 | 1123 | void set_wfp_delta_f1( void ) |
|
1113 | 1124 | { |
|
1125 | /** Sets the value of the delta_f1 parameter | |
|
1126 | * | |
|
1127 | * @param void | |
|
1128 | * | |
|
1129 | * @return void | |
|
1130 | * | |
|
1131 | * delta_f1 is not used, the snapshots are extracted from CWF_F1 waveforms. | |
|
1132 | * | |
|
1133 | */ | |
|
1134 | ||
|
1114 | 1135 | unsigned int delta_snapshot; |
|
1115 | 1136 | unsigned int nb_samples_per_snapshot; |
|
1116 | 1137 | float delta_f1_in_float; |
|
1117 | 1138 | |
|
1118 | 1139 | delta_snapshot = waveform_picker_regs->delta_snapshot; |
|
1119 | 1140 | nb_samples_per_snapshot = parameter_dump_packet.sy_lfr_n_swf_l[0] * 256 + parameter_dump_packet.sy_lfr_n_swf_l[1]; |
|
1120 | 1141 | delta_f1_in_float = nb_samples_per_snapshot / 2. * ( 1. / 256. - 1. / 4096.) * 256.; |
|
1121 | 1142 | |
|
1122 | 1143 | waveform_picker_regs->delta_f1 = delta_snapshot - floor( delta_f1_in_float ); |
|
1123 | 1144 | } |
|
1124 | 1145 | |
|
1125 | void set_wfp_delta_f2() | |
|
1146 | void set_wfp_delta_f2( void ) // parameter not used, only delta_f0 and delta_f0_2 are used | |
|
1126 | 1147 | { |
|
1148 | /** Sets the value of the delta_f2 parameter | |
|
1149 | * | |
|
1150 | * @param void | |
|
1151 | * | |
|
1152 | * @return void | |
|
1153 | * | |
|
1154 | * delta_f2 is used only for the first snapshot generation, even when the snapshots are extracted from CWF_F2 | |
|
1155 | * waveforms (see lpp_waveform_snapshot_controler.vhd for details). | |
|
1156 | * | |
|
1157 | */ | |
|
1158 | ||
|
1127 | 1159 | unsigned int delta_snapshot; |
|
1128 | 1160 | unsigned int nb_samples_per_snapshot; |
|
1129 | 1161 | |
|
1130 | 1162 | delta_snapshot = waveform_picker_regs->delta_snapshot; |
|
1131 | 1163 | nb_samples_per_snapshot = parameter_dump_packet.sy_lfr_n_swf_l[0] * 256 + parameter_dump_packet.sy_lfr_n_swf_l[1]; |
|
1132 | 1164 | |
|
1133 | 1165 | waveform_picker_regs->delta_f2 = delta_snapshot - nb_samples_per_snapshot / 2; |
|
1134 | 1166 | } |
|
1135 | 1167 | |
|
1136 | 1168 | //***************** |
|
1137 | 1169 | // local parameters |
|
1138 | 1170 | |
|
1139 | 1171 | void increment_seq_counter_source_id( unsigned char *packet_sequence_control, unsigned int sid ) |
|
1140 | 1172 | { |
|
1141 | 1173 | /** This function increments the parameter "sequence_cnt" depending on the sid passed in argument. |
|
1142 | 1174 | * |
|
1143 | 1175 | * @param packet_sequence_control is a pointer toward the parameter sequence_cnt to update. |
|
1144 | 1176 | * @param sid is the source identifier of the packet being updated. |
|
1145 | 1177 | * |
|
1146 | 1178 | * REQ-LFR-SRS-5240 / SSS-CP-FS-590 |
|
1147 | 1179 | * The sequence counters shall wrap around from 2^14 to zero. |
|
1148 | 1180 | * The sequence counter shall start at zero at startup. |
|
1149 | 1181 | * |
|
1150 | 1182 | * REQ-LFR-SRS-5239 / SSS-CP-FS-580 |
|
1151 | 1183 | * All TM_LFR_SCIENCE_ packets are sent to ground, i.e. destination id = 0 |
|
1152 | 1184 | * |
|
1153 | 1185 | */ |
|
1154 | 1186 | |
|
1155 | 1187 | unsigned short *sequence_cnt; |
|
1156 | 1188 | unsigned short segmentation_grouping_flag; |
|
1157 | 1189 | unsigned short new_packet_sequence_control; |
|
1158 | 1190 | rtems_mode initial_mode_set; |
|
1159 | 1191 | rtems_mode current_mode_set; |
|
1160 | 1192 | rtems_status_code status; |
|
1161 | 1193 | |
|
1162 | 1194 | //****************************************** |
|
1163 | 1195 | // CHANGE THE MODE OF THE CALLING RTEMS TASK |
|
1164 | 1196 | status = rtems_task_mode( RTEMS_NO_PREEMPT, RTEMS_PREEMPT_MASK, &initial_mode_set ); |
|
1165 | 1197 | |
|
1166 | 1198 | if ( (sid == SID_NORM_SWF_F0) || (sid == SID_NORM_SWF_F1) || (sid == SID_NORM_SWF_F2) |
|
1167 | 1199 | || (sid == SID_NORM_CWF_F3) || (sid == SID_NORM_CWF_LONG_F3) |
|
1168 | 1200 | || (sid == SID_BURST_CWF_F2) |
|
1169 | 1201 | || (sid == SID_NORM_ASM_F0) || (sid == SID_NORM_ASM_F1) || (sid == SID_NORM_ASM_F2) |
|
1170 | 1202 | || (sid == SID_NORM_BP1_F0) || (sid == SID_NORM_BP1_F1) || (sid == SID_NORM_BP1_F2) |
|
1171 | 1203 | || (sid == SID_NORM_BP2_F0) || (sid == SID_NORM_BP2_F1) || (sid == SID_NORM_BP2_F2) |
|
1172 | 1204 | || (sid == SID_BURST_BP1_F0) || (sid == SID_BURST_BP2_F0) |
|
1173 | 1205 | || (sid == SID_BURST_BP1_F1) || (sid == SID_BURST_BP2_F1) ) |
|
1174 | 1206 | { |
|
1175 | 1207 | sequence_cnt = (unsigned short *) &sequenceCounters_SCIENCE_NORMAL_BURST; |
|
1176 | 1208 | } |
|
1177 | 1209 | else if ( (sid ==SID_SBM1_CWF_F1) || (sid ==SID_SBM2_CWF_F2) |
|
1178 | 1210 | || (sid == SID_SBM1_BP1_F0) || (sid == SID_SBM1_BP2_F0) |
|
1179 | 1211 | || (sid == SID_SBM2_BP1_F0) || (sid == SID_SBM2_BP2_F0) |
|
1180 | 1212 | || (sid == SID_SBM2_BP1_F1) || (sid == SID_SBM2_BP2_F1) ) |
|
1181 | 1213 | { |
|
1182 | 1214 | sequence_cnt = (unsigned short *) &sequenceCounters_SCIENCE_SBM1_SBM2; |
|
1183 | 1215 | } |
|
1184 | 1216 | else |
|
1185 | 1217 | { |
|
1186 | 1218 | sequence_cnt = (unsigned short *) NULL; |
|
1187 | 1219 | PRINTF1("in increment_seq_counter_source_id *** ERR apid_destid %d not known\n", sid) |
|
1188 | 1220 | } |
|
1189 | 1221 | |
|
1190 | 1222 | if (sequence_cnt != NULL) |
|
1191 | 1223 | { |
|
1192 | 1224 | segmentation_grouping_flag = TM_PACKET_SEQ_CTRL_STANDALONE << 8; |
|
1193 | 1225 | *sequence_cnt = (*sequence_cnt) & 0x3fff; |
|
1194 | 1226 | |
|
1195 | 1227 | new_packet_sequence_control = segmentation_grouping_flag | (*sequence_cnt) ; |
|
1196 | 1228 | |
|
1197 | 1229 | packet_sequence_control[0] = (unsigned char) (new_packet_sequence_control >> 8); |
|
1198 | 1230 | packet_sequence_control[1] = (unsigned char) (new_packet_sequence_control ); |
|
1199 | 1231 | |
|
1200 | 1232 | // increment the sequence counter |
|
1201 | 1233 | if ( *sequence_cnt < SEQ_CNT_MAX) |
|
1202 | 1234 | { |
|
1203 | 1235 | *sequence_cnt = *sequence_cnt + 1; |
|
1204 | 1236 | } |
|
1205 | 1237 | else |
|
1206 | 1238 | { |
|
1207 | 1239 | *sequence_cnt = 0; |
|
1208 | 1240 | } |
|
1209 | 1241 | } |
|
1210 | 1242 | |
|
1211 | 1243 | //************************************* |
|
1212 | 1244 | // RESTORE THE MODE OF THE CALLING TASK |
|
1213 | 1245 | status = rtems_task_mode( initial_mode_set, RTEMS_PREEMPT_MASK, ¤t_mode_set ); |
|
1214 | 1246 | } |
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