1 | /*
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2 | * TOPPERS ATK2
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3 | * Toyohashi Open Platform for Embedded Real-Time Systems
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4 | * Automotive Kernel Version 2
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5 | *
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6 | * Copyright (C) 2012-2014 by Center for Embedded Computing Systems
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7 | * Graduate School of Information Science, Nagoya Univ., JAPAN
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8 | * Copyright (C) 2012-2014 by FUJI SOFT INCORPORATED, JAPAN
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9 | * Copyright (C) 2012-2013 by Spansion LLC, USA
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10 | * Copyright (C) 2012-2013 by NEC Communication Systems, Ltd., JAPAN
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11 | * Copyright (C) 2012-2014 by Panasonic Advanced Technology Development Co., Ltd., JAPAN
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12 | * Copyright (C) 2012-2014 by Renesas Electronics Corporation, JAPAN
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13 | * Copyright (C) 2012-2014 by Sunny Giken Inc., JAPAN
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14 | * Copyright (C) 2012-2014 by TOSHIBA CORPORATION, JAPAN
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15 | * Copyright (C) 2012-2014 by Witz Corporation, JAPAN
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16 | *
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17 | * ä¸è¨èä½æ¨©è
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18 | ã¯ï¼ä»¥ä¸ã®(1)ã(4)ã®æ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§
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19 | * ã¢ï¼æ¬ã½ããã¦ã§ã¢ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹
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20 | * å¤ã»åé
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21 | å¸ï¼ä»¥ä¸ï¼å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
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22 | * (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½
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23 | * 権表示ï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãï¼ãã®ã¾ã¾ã®å½¢ã§ã½ã¼
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24 | * ã¹ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
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25 | * (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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26 | * ç¨ã§ããå½¢ã§åé
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27 | å¸ããå ´åã«ã¯ï¼åé
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28 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨
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29 | * è
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30 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®èä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨
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31 | * ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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32 | * (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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33 | * ç¨ã§ããªãå½¢ã§åé
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34 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®ããããã®æ¡ä»¶ãæºããã
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35 | * ã¨ï¼
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36 | * (a) åé
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37 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
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38 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è
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39 | * ä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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40 | * (b) åé
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41 | å¸ã®å½¢æ
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42 | ãï¼å¥ã«å®ããæ¹æ³ã«ãã£ã¦ï¼TOPPERSããã¸ã§ã¯ãã«
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43 | * å ±åãããã¨ï¼
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44 | * (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ
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45 | * 害ãããï¼ä¸è¨èä½æ¨©è
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46 | ããã³TOPPERSããã¸ã§ã¯ããå
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47 | 責ãããã¨ï¼
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48 | * ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®ã¦ã¼ã¶ã¾ãã¯ã¨ã³ãã¦ã¼ã¶ããã®ãããªãç
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49 | * ç±ã«åºã¥ãè«æ±ãããï¼ä¸è¨èä½æ¨©è
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50 | ããã³TOPPERSããã¸ã§ã¯ãã
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51 | * å
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52 | 責ãããã¨ï¼
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53 | *
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54 | * æ¬ã½ããã¦ã§ã¢ã¯ï¼AUTOSARï¼AUTomotive Open System ARchitectureï¼ä»
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55 | * æ§ã«åºã¥ãã¦ããï¼ä¸è¨ã®è¨±è«¾ã¯ï¼AUTOSARã®ç¥ç財ç£æ¨©ã許諾ãããã®ã§
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56 | * ã¯ãªãï¼AUTOSARã¯ï¼AUTOSARä»æ§ã«åºã¥ããã½ããã¦ã§ã¢ãåç¨ç®çã§å©
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57 | * ç¨ããè
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58 | ã«å¯¾ãã¦ï¼AUTOSARãã¼ããã¼ã«ãªããã¨ãæ±ãã¦ããï¼
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59 | *
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60 | * æ¬ã½ããã¦ã§ã¢ã¯ï¼ç¡ä¿è¨¼ã§æä¾ããã¦ãããã®ã§ããï¼ä¸è¨èä½æ¨©è
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61 | ã
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62 | * ãã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ç¹å®ã®ä½¿ç¨ç®ç
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63 | * ã«å¯¾ããé©åæ§ãå«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§
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64 | * ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ害ã«é¢ãã¦ãï¼ã
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65 | * ã®è²¬ä»»ãè² ããªãï¼
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66 | *
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67 | * $Id: uart.c 117 2014-12-10 03:58:03Z t_ishikawa $
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68 | */
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69 |
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70 | /*
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71 | * ã·ãªã¢ã«I/Oããã¤ã¹ï¼SIOï¼ãã©ã¤ãï¼UARTç¨ï¼
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72 | */
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73 |
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74 | #include "Os.h"
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75 | #include "target_serial.h"
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76 | #include "uart.h"
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77 | #include "Os_Lcfg.h"
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78 |
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79 | /*
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80 | * åä¿¡ç¨ãããã¡
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81 | */
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82 | static uint8 rx_buf;
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83 |
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84 | /* å
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85 | é¨é¢æ°ã®ãããã¿ã¤ãå®£è¨ */
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86 | LOCAL_INLINE boolean uart_getready(void);
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87 | LOCAL_INLINE uint8 uart_getchar(void);
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88 |
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89 | /*
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90 | * æåãåä¿¡ããããã§ãã¯
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91 | */
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92 | LOCAL_INLINE boolean
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93 | uart_getready(void)
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94 | {
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95 | boolean ans;
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96 | uint8 stat;
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97 | uint8 rx_tmp;
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98 |
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99 | stat = sil_reb_mem((void *) URTEnSTR1); /* ã¹ãã¼ã¿ã¹ã®èªã¿è¾¼ã¿ */
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100 | rx_tmp = sil_reb_mem((void *) URTEnRX); /* åä¿¡ãã¼ã¿ãèªã¿è¾¼ã¿ */
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101 |
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102 | ans = FALSE;
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103 | if ((stat & 0x07) == 0) {
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104 | rx_buf = rx_tmp;
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105 | ans = TRUE;
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106 | }
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107 | sil_wrb_mem((void *) URTEnSTC, 0x1f); /* ã¹ãã¼ã¿ã¹ã¯ãªã¢ */
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108 |
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109 | return(ans);
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110 | }
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111 |
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112 | /*
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113 | * åä¿¡ããæåã®åãåºã
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114 | */
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115 | LOCAL_INLINE uint8
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116 | uart_getchar(void)
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117 | {
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118 | return(rx_buf);
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119 | }
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120 |
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121 | /*
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122 | * åæåå¦ç
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123 | */
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124 | void
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125 | InitHwSerial(void)
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126 | {
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127 | sil_wrh_mem((void *) URTEnCTL2, URTEnCTL2_VAL);
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128 | sil_wrh_mem((void *) URTEnCTL1, 0x0103); /* 8bit, LSB First */
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129 | sil_wrb_mem((void *) URTEnCTL0, 0x80);
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130 | sil_wrb_mem((void *) URTEnCTL0, 0xe0);
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131 | }
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132 |
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133 | /*
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134 | * ã·ãªã¢ã«I/Oãã¼ãã®ã¯ãã¼ãº
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135 | */
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136 | void
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137 | TermHwSerial(void)
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138 | {
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139 | /* åä¿¡å²è¾¼ã¿ã®ç¦æ¢ */
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140 | sil_wrb_mem((void *) URTEnCTL0, 0x00);
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141 | }
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142 |
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143 | /*
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144 | * SIOã®å²è¾¼ã¿ãã³ãã©
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145 | */
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146 | ISR(RxHwSerialInt)
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147 | {
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148 | if (uart_getready() != FALSE) {
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149 | /*
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150 | * åä¿¡éç¥ã³ã¼ã«ããã¯ã«ã¼ãã³ãå¼ã³åºã
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151 | */
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152 | RxSerialInt(uart_getchar());
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153 | }
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154 | }
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