1 | # -*- coding: utf-8 -*-
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2 | #
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3 | # TOPPERS/SSP Kernel
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4 | # Toyohashi Open Platform for Embedded Real-Time Systems/
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5 | # Advanced Standard Profile Kernel
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6 | #
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7 | # Copyright (C) 2015 by FUJI SOFT INCORPORATED, JAPAN
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8 | # Copyright (C) 2015,2016 by Embedded and Real-Time Systems Laboratory
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9 | # Graduate School of Information Science, Nagoya Univ., JAPAN
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10 | # Copyright (C) 2017 by Naoki Saito
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11 | # Nagoya Municipal Industrial Research Institute, JAPAN
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12 | #
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13 | #
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14 | # ä¸è¨èä½æ¨©è
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15 | ã¯ï¼ä»¥ä¸ã®(1)ã(4)ã®æ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§
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16 | # ã¢ï¼æ¬ã½ããã¦ã§ã¢ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹
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17 | # å¤ã»åé
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18 | å¸ï¼ä»¥ä¸ï¼å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
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19 | # (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½
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20 | # 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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21 | # ã¹ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
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22 | # (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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23 | # ç¨ã§ããå½¢ã§åé
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24 | å¸ããå ´åã«ã¯ï¼åé
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25 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨
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26 | # è
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27 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®èä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨
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28 | # ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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29 | # (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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30 | # ç¨ã§ããªãå½¢ã§åé
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31 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®ããããã®æ¡ä»¶ãæºããã
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32 | # ã¨ï¼
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33 | # (a) åé
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34 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
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35 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è
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36 | # ä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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37 | # (b) åé
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38 | å¸ã®å½¢æ
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39 | ãï¼å¥ã«å®ããæ¹æ³ã«ãã£ã¦ï¼TOPPERSããã¸ã§ã¯ãã«
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40 | # å ±åãããã¨ï¼
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41 | # (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ
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42 | # 害ãããï¼ä¸è¨èä½æ¨©è
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43 | ããã³TOPPERSããã¸ã§ã¯ããå
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44 | 責ãããã¨ï¼
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45 | # ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®ã¦ã¼ã¶ã¾ãã¯ã¨ã³ãã¦ã¼ã¶ããã®ãããªãç
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46 | # ç±ã«åºã¥ãè«æ±ãããï¼ä¸è¨èä½æ¨©è
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47 | ããã³TOPPERSããã¸ã§ã¯ãã
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48 | # å
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49 | 責ãããã¨ï¼
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50 | #
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51 | # æ¬ã½ããã¦ã§ã¢ã¯ï¼ç¡ä¿è¨¼ã§æä¾ããã¦ãããã®ã§ããï¼ä¸è¨èä½æ¨©è
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52 | ã
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53 | # ãã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ç¹å®ã®ä½¿ç¨ç®ç
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54 | # ã«å¯¾ããé©åæ§ãå«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§
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55 | # ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ害ã«é¢ãã¦ãï¼ã
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56 | # ã®è²¬ä»»ãè² ããªãï¼
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57 | #
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58 | # $Id: core_kernel.trb 662 2016-02-27 02:33:51Z ertl-hiro $
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59 | #
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60 |
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61 | #
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62 | # ãã¹2ã®çæã¹ã¯ãªããã®ã³ã¢ä¾åé¨ï¼ARMç¨ï¼
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63 | #
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64 |
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65 | #
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66 | # æå¹ãªå²è¾¼ã¿çªå·ï¼å²è¾¼ã¿ãã³ãã©çªå·
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67 | #
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68 | $INTNO_VALID = Array(15..$TMAX_INTNO)
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69 | $INHNO_VALID = $INTNO_VALID
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70 |
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71 | #
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72 | # æå¹ãªCPUä¾å¤ãã³ãã©çªå·
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73 | #
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74 | $EXCNO_VALID = [ 2, 3, 4, 5, 6, 11, 12, 14 ]
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75 |
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76 | #
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77 | # ATT_ISRã§ä½¿ç¨ã§ããå²è¾¼ã¿çªå·ã¨ããã«å¯¾å¿ããå²è¾¼ã¿ãã³ãã©çªå·
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78 | #
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79 | $INTNO_ATTISR_VALID = $INTNO_VALID
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80 | $INHNO_ATTISR_VALID = $INHNO_VALID
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81 |
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82 | #
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83 | # DEF_INT/DEF_EXCã§ä½¿ç¨ã§ããå²è¾¼ã¿ãã³ãã©çªå·ï¼CPUä¾å¤ãã³ãã©çªå·
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84 | #
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85 | $INHNO_DEFINH_VALID = $INHNO_VALID
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86 | $EXCNO_DEFEXC_VALID = $EXCNO_VALID
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87 |
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88 | #
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89 | # ãã§ãã¯æ¹æ³ã®æå®
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90 | #
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91 | $CHECK_STKSZ_ALIGN = 8
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92 |
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93 | #
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94 | # CFG_INTã§ä½¿ç¨ã§ããå²è¾¼ã¿çªå·ã¨å²è¾¼ã¿åªå
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95 | 度
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96 | #
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97 | $INTNO_CFGINT_VALID = $INTNO_VALID
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98 | $INTPRI_CFGINT_VALID = Array(-(1 << $TBITW_IPRI)..-1)
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99 |
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100 | #
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101 | # å²è¾¼ã¿å±æ§ä¸ã®ã¿ã¼ã²ããä¾åã«ç¨ããããã
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102 | #
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103 | #$TARGET_INTATR =
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104 |
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105 | #
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106 | # ã¿ã¼ã²ããéä¾åé¨ã®ã¤ã³ã¯ã«ã¼ã
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107 | #
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108 | IncludeTrb("kernel/kernel.trb")
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109 |
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110 | $kernelCfgC.comment_header("Target-dependent Definitions (ARM-M)")
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111 |
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112 | #
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113 | # å²è¾¼ã¿ãã¯ã¿ãã¼ãã«
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114 | #
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115 | $kernelCfgC.comment_header("Interrupt Vector Table")
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116 |
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117 | $kernelCfgC.add("extern void kernel_svc_handler(void);")
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118 | $kernelCfgC.add
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119 | $kernelCfgC.add("__attribute__ ((section(\".vector\")))")
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120 | $kernelCfgC.add("const FP _kernel_vector_table[] = {")
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121 | $kernelCfgC.add("\t(FP)(TOPPERS_ISTKPT(TOPPERS_STK, TOPPERS_STKSZ)), // 0 The initial stack pointer")
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122 | $kernelCfgC.add("\t(FP)_start, // 1 The reset handler")
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123 |
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124 | (2..14).each do |excno|
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125 | if excno == 11
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126 | $kernelCfgC.append("\t(FP)(kernel_svc_handler), // 11 SVCall handler")
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127 | else
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128 | $kernelCfgC.append("\t(FP)(_kernel_exc_entry),")
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129 | end
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130 | $kernelCfgC.add(" /* #{excno} */")
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131 | end
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132 |
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133 | $INTNO_VALID.each do |inhno|
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134 | if ($cfgData[:DEF_INH].has_key?(inhno)) && ($cfgData[:CFG_INT][inhno][:intpri] < $TIPM_LOCK)
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135 | $kernelCfgC.append("\t(FP)(#{$cfgData[:DEF_INH][inhno][:inthdr]})")
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136 | else
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137 | $kernelCfgC.append("\t(FP)(_kernel_int_entry)")
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138 | end
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139 | $kernelCfgC.add(", /* #{inhno} */")
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140 | end
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141 |
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142 | $kernelCfgC.add
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143 | $kernelCfgC.add2("};")
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144 |
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145 | #
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146 | # CPUä¾å¤ãã³ãã©ãã¼ãã«
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147 | #
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148 | $kernelCfgC.comment_header("CPU Exception Handler Table")
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149 |
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150 | $kernelCfgC.add("const FP _kernel_exc_tbl[] = {")
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151 | (0..14).each do |excno|
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152 | if $cfgData[:DEF_EXC].has_key?(excno)
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153 | $kernelCfgC.append("\t(FP)(#{$cfgData[:DEF_EXC][excno][:exchdr]})")
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154 | else
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155 | $kernelCfgC.append("\t(FP)(_kernel_default_exc_handler)")
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156 | end
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157 | $kernelCfgC.add(", /* #{excno} */")
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158 | end
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159 |
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160 | $INTNO_VALID.each do |inhno|
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161 | if ($cfgData[:DEF_INH].has_key?(inhno)) && ($cfgData[:CFG_INT][inhno][:intpri] < $TIPM_LOCK)
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162 | $kernelCfgC.append("\t(FP)(#{$cfgData[:DEF_INH][inhno][:inthdr]})")
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163 | else
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164 | $kernelCfgC.append("\t(FP)(_kernel_default_int_handler)")
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165 | end
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166 | $kernelCfgC.add(", /* #{inhno} */")
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167 | end
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168 |
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169 | $kernelCfgC.add
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170 | $kernelCfgC.add2("};")
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171 |
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172 | #
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173 | # _kernel_bitpat_cfgintã®çæ
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174 | #
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175 |
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176 | if ($TMAX_INTNO & 0x0f) == 0
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177 | bitpat_cfgint_num = ($TMAX_INTNO >> 4)
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178 | else
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179 | bitpat_cfgint_num = ($TMAX_INTNO >> 4) + 1
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180 | end
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181 |
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182 | $kernelCfgC.add("const uint32_t _kernel_bitpat_cfgint[#{bitpat_cfgint_num}] = {")
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183 |
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184 | (0..(bitpat_cfgint_num-1)).each do |num|
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185 | bitpat_cfgint = 0
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186 | ((num*32)..(num*32+31)).each do |inhno|
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187 | if $cfgData[:DEF_INH].has_key?(inhno)
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188 | bitpat_cfgint = bitpat_cfgint | (1 << (inhno & 0x01f))
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189 | end
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190 | end
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191 | $kernelCfgC.add("\tUINT32_C(0x#{sprintf("%08x", bitpat_cfgint)}),")
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192 | end
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193 |
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194 | $kernelCfgC.add2("};")
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195 |
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