1 | # -*- coding: utf-8 -*-
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2 | #
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3 | # TOPPERS/ASP 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 | #
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11 | # ä¸è¨èä½æ¨©è
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12 | ã¯ï¼ä»¥ä¸ã®(1)ï½(4)ã®æ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§
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13 | # ã¢ï¼æ¬ã½ããã¦ã§ã¢ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹
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14 | # å¤ã»åé
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15 | å¸ï¼ä»¥ä¸ï¼å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
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16 | # (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½
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17 | # 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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18 | # ã¹ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
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19 | # (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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20 | # ç¨ã§ããå½¢ã§åé
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21 | å¸ããå ´åã«ã¯ï¼åé
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22 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨
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23 | # è
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24 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®èä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨
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25 | # ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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26 | # (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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27 | # ç¨ã§ããªãå½¢ã§åé
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28 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®ããããã®æ¡ä»¶ãæºããã
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29 | # ã¨ï¼
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30 | # (a) åé
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31 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
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32 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è
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33 | # ä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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34 | # (b) åé
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35 | å¸ã®å½¢æ
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36 | ãï¼å¥ã«å®ããæ¹æ³ã«ãã£ã¦ï¼TOPPERSããã¸ã§ã¯ãã«
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37 | # å ±åãããã¨ï¼
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38 | # (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ
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39 | # 害ãããï¼ä¸è¨èä½æ¨©è
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40 | ããã³TOPPERSããã¸ã§ã¯ããå
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41 | 責ãããã¨ï¼
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42 | # ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®ã¦ã¼ã¶ã¾ãã¯ã¨ã³ãã¦ã¼ã¶ããã®ãããªãç
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43 | # ç±ã«åºã¥ãè«æ±ãããï¼ä¸è¨èä½æ¨©è
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44 | ããã³TOPPERSããã¸ã§ã¯ãã
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45 | # å
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46 | 責ãããã¨ï¼
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47 | #
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48 | # æ¬ã½ããã¦ã§ã¢ã¯ï¼ç¡ä¿è¨¼ã§æä¾ããã¦ãããã®ã§ããï¼ä¸è¨èä½æ¨©è
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49 | ã
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50 | # ãã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ç¹å®ã®ä½¿ç¨ç®ç
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51 | # ã«å¯¾ããé©åæ§ãå«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§
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52 | # ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ害ã«é¢ãã¦ãï¼ã
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53 | # ã®è²¬ä»»ãè² ããªãï¼
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54 | #
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55 | # $Id: core_kernel.trb 662 2016-02-27 02:33:51Z ertl-hiro $
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56 | #
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57 |
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58 | #
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59 | # ãã¹2ã®çæã¹ã¯ãªããã®ã³ã¢ä¾åé¨ï¼RXç¨ï¼
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60 | #
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61 |
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62 | #
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63 | # å²è¾¼ã¿çªå·ã¨å²è¾¼ã¿ãã³ãã©çªå·ã®å®ç¾©
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64 | #
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65 | # RX630ã§ã¯å²è¾¼ã¿çªå·ã¨å²è¾¼ã¿ãã³ãã©çªå·ã1対1ã§å¯¾å¿ããï¼
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66 | #
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67 | $INTNO_VALID = [ 16, 21, 23, *(27..59), 62, *(64..79), 90, 91, 92, 93, 98, 102, *(106..112), 114, *(122..167), *(170..203), *(214..253) ]
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68 | $INHNO_VALID = $INTNO_VALID
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69 |
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70 | #
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71 | # ä¾å¤çªå·ã®å®ç¾©
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72 | #
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73 | # åºå®ãã¯ã¿ãã¼ãã«ã®ãã¯ã¿ãã¼ãã«ã¢ãã¬ã¹ã®å°ããé çªã«ä¾å¤çªå·ãå²æ¯ãï¼
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74 | # (äºç´é åãå«ã)
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75 | #
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76 |
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77 | $EXCNO_VALID = [ 20, 23, 25, 30 ]
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78 |
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79 | #
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80 | # INTå²è¾¼ã¿ã®çªå·
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81 | #
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82 |
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83 | $INTNO_INT = [ *(64..79) ]
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84 |
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85 | #
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86 | # å²è¾¼ã¿çªå·ï¼å²è¾¼ã¿ãã³ãã©çªå·ï¼ä¾å¤çªå·ã®ç¯å²
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87 | #
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88 | # (äºç´é åãå«ã)
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89 | #
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90 |
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91 | $INTNO_RANGE = [ *(0..255) ]
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92 | $INHNO_RANGE = $INTNO_RANGE
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93 | $EXCNO_RANGE = [ *(0..31) ]
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94 |
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95 | #
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96 | # ATT_ISRã§ä½¿ç¨ã§ããå²è¾¼ã¿çªå·ã¨ããã«å¯¾å¿ããå²è¾¼ã¿ãã³ãã©çªå·
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97 | #
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98 |
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99 | $INTNO_ATTISR_VALID = $INTNO_VALID
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100 | $INHNO_ATTISR_VALID = $INHNO_VALID
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101 |
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102 |
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103 | #
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104 | # DEF_INTï¼DEF_EXCã§ä½¿ç¨ã§ããå²è¾¼ã¿ãã³ãã©çªå·ï¼CPUä¾å¤ãã³ãã©çªå·
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105 | #
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106 |
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107 | $INHNO_DEFINH_VALID = $INHNO_VALID
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108 | $EXCNO_DEFEXC_VALID = $EXCNO_VALID
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109 |
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110 |
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111 | #
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112 | # CFG_INTã§ä½¿ç¨ã§ããå²è¾¼ã¿çªå·ã¨å²è¾¼ã¿åªå
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113 | 度
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114 | #
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115 |
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116 | $INTNO_CFGINT_VALID = $INHNO_VALID
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117 | $INTPRI_CFGINT_VALID = [ *(-7..-1) ]
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118 |
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119 |
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120 | #
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121 | # ã¿ã¼ã²ããéä¾åé¨ã«å«ã¾ããæ¨æºã®å²è¾¼ã¿ç®¡çæ©è½/ä¾å¤ç®¡çæ©è½ã®åæåå¦çã使ç¨ãã
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122 | #
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123 |
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124 | $OMIT_INITIALIZE_INTERRUPT = false
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125 | $OMIT_INITIALIZE_EXCEPTION = false
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126 |
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127 |
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128 | #
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129 | # ã¹ã¿ãã¯ãµã¤ãºã®ãã§ãã¯æ¹æ³æå®
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130 | #
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131 |
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132 | $CHECK_STKSZ_ALIGN = 4
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133 |
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134 |
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135 | #
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136 | # ã¿ã¹ã¯ã¹ã¿ãã¯ãµã¤ãºã®æå°å¤
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137 | #
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138 | # ã¿ã¹ã¯èµ·åæã«4byte,
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139 | # å²è¾¼ã¿å
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140 | ¥å£å¦çã«ã¦48byte, CPUä¾å¤å
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141 | ¥å£å¦çã«ã¦84byte,
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142 | # ã§ãããã, æå°å¤ã¯88byteã¨ãã.
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143 | #
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144 |
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145 | $TARGET_MIN_STKSZ = 88
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146 |
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147 | #
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148 | # å®æ°å®ç¾©
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149 | #
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150 |
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151 | $TA_POSEDGE = $TA_EDGE
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152 |
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153 | #
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154 | # ã¿ã¼ã²ããå®ç¾©ã®å²è¾¼ã¿è¦æ±ã©ã¤ã³å±æ§
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155 | #
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156 | $TARGET_INTATR = $TA_POSEDGE|$TA_NEGEDGE|$TA_BOTHEDGE|$TA_LOWLEVEL
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157 |
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158 | #
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159 | # ã¿ã¼ã²ããä¾åã®å²è¾¼ã¿ãã³ãã©å±æ§ã®å®ç¾©
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160 | #
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161 |
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162 | $TARGET_INHATR = $TA_NONKERNEL
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163 |
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164 |
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165 | #
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166 | # ã«ã¼ãã«ç®¡çå¤å²è¾¼ã¿ãã³ãã©ã¯åºå®ãããªããã,
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167 | # INTNO_FIX_KERNEL
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168 | # INHNO_FIX_KERNEL
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169 | # INHNO_FIX_NONKERNEL
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170 | # INHNO_FIX_NONKERNEL
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171 | # ãå®ç¾©ããªã.
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172 | #
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173 |
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174 | $USE_INHINIB_TABLE = true
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175 | $USE_INTINIB_TABLE = true
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176 |
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177 | #
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178 | # æ¨æºãã³ãã¬ã¼ããã¡ã¤ã«ã®ã¤ã³ã¯ã«ã¼ã
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179 | #
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180 | IncludeTrb("kernel/kernel.trb")
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181 |
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182 | #
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183 | # å²è¾¼ã¿çªå·ããå²è¾¼ã¿åªå
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184 | 度åã³å±æ§ãåãåºããã¼ãã«
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185 | #
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186 | $kernelCfgC.comment_header("Interrupt Level and Attribute Table")
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187 |
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188 | $kernelCfgC.add("const CFG_INT_INFO _kernel_cfg_int_table[#{$INTNO_RANGE.length}] = {")
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189 | $INTNO_RANGE.each do |intnoVal|
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190 | if $cfgData[:CFG_INT].has_key?(intnoVal)
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191 | $kernelCfgC.append("\t{ #{-$cfgData[:CFG_INT][intnoVal][:intpri].val}, #{$cfgData[:CFG_INT][intnoVal][:intatr]} }")
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192 | else
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193 | $kernelCfgC.append("\t{ 0, 0xFFFFFFFF }")
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194 | end
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195 | $kernelCfgC.append(",") if intnoVal < ($INTNO_RANGE.length - 1)
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196 | $kernelCfgC.add("\t/* #{sprintf("%02u", intnoVal)} */ ")
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197 | end
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198 | $kernelCfgC.add2("};")
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199 |
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200 | $kernelCfgAsm = GenFile.new("kernel_cfg_asm.src")
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201 |
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202 | #
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203 | # å²è¾¼ã¿ãã¯ã¿åã³å²è¾¼ã¿ãã³ãã©å®ç¾©
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204 | #
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205 | $kernelCfgAsm.add(<<EOS)
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206 | ;
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207 | ; RX630ã¢ã¼ããã¯ãã£ä¾ååºåãã¡ã¤ã«
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208 | ;
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209 | ; å²è¾¼ã¿ãã¯ã¿åã³å²è¾¼ã¿ãã³ãã©å®ç¾©
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210 | ;
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211 |
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212 |
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213 | .section P, CODE
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214 | .glb _kernel_interrupt
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215 | .glb __kernel_default_int_handler
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216 | .glb __kernel_default_exc_handler
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217 | EOS
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218 |
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219 | $INHNO_RANGE.each do |inhnoVal|
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220 | if $cfgData[:DEF_INH].has_key?(inhnoVal)
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221 | $kernelCfgAsm.add(<<EOS)
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222 | .glb _#{$cfgData[:DEF_INH][inhnoVal][:inthdr]}
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223 | .glb __kernel_#{$cfgData[:DEF_INH][inhnoVal][:inthdr]}_#{inhnoVal}_entry
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224 | __kernel_#{$cfgData[:DEF_INH][inhnoVal][:inthdr]}_#{inhnoVal}_entry:
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225 | pushm r1-r5
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226 | mov.l \##{inhnoVal}, r1
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227 | mov.l \#_#{$cfgData[:DEF_INH][inhnoVal][:inthdr]}, r2
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228 | bra.a _kernel_interrupt
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229 | EOS
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230 | $kernelCfgAsm.add
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231 | end
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232 | end
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233 |
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234 | $kernelCfgAsm.add(<<EOS)
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235 | .glb __kernel_default_int_handler_entry
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236 | __kernel_default_int_handler_entry:
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237 | pushm r1-r5
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238 | mov.l \#0FFFFFFFFH, r1
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239 | mov.l \#__kernel_default_int_handler, r2
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240 | bra.a _kernel_interrupt
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241 |
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242 | .glb __kernel_break_int_handler_entry
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243 | __kernel_break_int_handler_entry:
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244 | rts
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245 | EOS
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246 | $kernelCfgAsm.add
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247 |
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248 | $kernelCfgAsm.add(<<EOS)
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249 | .glb _kernel_exception
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250 | EOS
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251 |
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252 | $EXCNO_VALID.each do |excnoVal|
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253 | if $cfgData[:DEF_EXC].has_key?(excnoVal)
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254 | $kernelCfgAsm.add(<<EOS)
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255 | .glb _#{$cfgData[:DEF_EXC][excnoVal][:exchdr]}
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256 | .glb __kernel_#{$cfgData[:DEF_EXC][excnoVal][:exchdr]}_#{excnoVal}_entry
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257 | __kernel_#{$cfgData[:DEF_EXC][excnoVal][:exchdr]}_#{excnoVal}_entry:
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258 | pushm r1-r5
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259 | mov.l \##{excnoVal}, r1
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260 | mov.l \#_#{$cfgData[:DEF_EXC][excnoVal][:exchdr]}, r2
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261 | bra.a _kernel_exception
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262 | EOS
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263 | $kernelCfgAsm.add
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264 | end
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265 | end
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266 |
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267 | $kernelCfgAsm.add(<<EOS)
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268 | .glb __kernel_default_exc_handler_entry
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269 | __kernel_default_exc_handler_entry:
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270 | pushm r1-r5
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271 | mov.l \#0FFFFFFFFH, r1
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272 | mov.l \#__kernel_default_exc_handler, r2
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273 | bra.a _kernel_exception
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274 | EOS
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275 | $kernelCfgAsm.add
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276 |
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277 | $kernelCfgAsm.append(<<EOS)
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278 | ;
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279 | ; å¯å¤ãã¯ã¿ãã¼ãã«
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280 | ;
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281 |
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282 | .glb _start
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283 |
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284 | .glb _vvector_table
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285 |
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286 |
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287 | .section C$VECT, ROMDATA
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288 | .glb VVECTOR_TOP
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289 | VVECTOR_TOP:
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290 | _vvector_table:
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291 | EOS
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292 |
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293 | $INHNO_RANGE.each do |inhnoVal|
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294 | if $cfgData[:DEF_INH].has_key?(inhnoVal)
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295 | $kernelCfgAsm.append(" .lword __kernel_#{$cfgData[:DEF_INH][inhnoVal][:inthdr]}_#{inhnoVal}_entry")
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296 | elsif inhnoVal != 0
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297 | $kernelCfgAsm.append(" .lword __kernel_default_int_handler_entry")
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298 | else
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299 | $kernelCfgAsm.append(" .lword __kernel_break_int_handler_entry")
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300 | end
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301 | $kernelCfgAsm.add(" ; #{sprintf("%02d", inhnoVal)} ")
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302 | end
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303 |
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304 | $kernelCfgAsm.add2
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305 |
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306 | $kernelCfgAsm.append(<<EOS)
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307 | ;
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308 | ; åºå®ãã¯ã¿ãã¼ãã«
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309 | ;
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310 |
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311 | .glb _fvector_table
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312 |
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313 | .section FVECT, ROMDATA
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314 |
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315 | _fvector_table:
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316 | .lword 0FFFFFFFFH ; Endian Select Register (little)
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317 | .lword 0H
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318 | .lword 0FFFFFFFFH ; OFS1
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319 | .lword 0FFFFFFFFH ; OFS0
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320 | .lword 0H
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321 | .lword 0H
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322 | .lword 0H
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323 | .lword 0H
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324 | .lword 0FFFFFFFFH ; å¶å¾¡ã³ã¼ã, IDã³ã¼ã1 - 3
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325 | .lword 0FFFFFFFFH ; IDã³ã¼ã4 - 7
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326 | .lword 0FFFFFFFFH ; IDã³ã¼ã8 - 11
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327 | .lword 0FFFFFFFFH ; IDã³ã¼ã12 - 15
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328 | EOS
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329 | (12..30).each do |excnoVal|
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330 | if $cfgData[:DEF_EXC].has_key?(excnoVal)
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331 | $kernelCfgAsm.append(" .lword __kernel_#{$cfgData[:DEF_EXC][excnoVal][:exchdr]}_#{excnoVal}_entry")
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332 | elsif $EXCNO_VALID.include?(excnoVal)
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333 | $kernelCfgAsm.append(" .lword __kernel_default_exc_handler_entry")
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334 | else
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335 | $kernelCfgAsm.append(" .lword 0H")
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336 | end
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337 | $kernelCfgAsm.add(" ; #{excnoVal} ")
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338 | end
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339 |
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340 | $kernelCfgAsm.add(" .lword _start ; 31:Reset")
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341 | $kernelCfgAsm.add2(".end")
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342 |
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343 | #
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344 | # å²è¾¼ã¿è¦æ±ã©ã¤ã³å±æ§ã«é¢ããã¿ã¼ã²ããä¾åã®ã¨ã©ã¼ãã§ãã¯
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345 | #
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346 | $cfgData[:CFG_INT].each do |key, params|
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347 | # IRQå²è¾¼ã¿çªå·ãã©ããããã§ãã¯
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348 | if $INTNO_INT.include?(key)
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349 | # TA_POSEDGEã¨TA_NEGEDGEãåæã«è¨å®ããã¦ããå ´å
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350 | if (params[:intatr].val & $TA_POSEDGE|$TA_NEGEDGE) == $TA_POSEDGE|$TA_NEGEDGE
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351 | error_illegal_sym("E_RSATR", params, :intatr, :intno)
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352 | end
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353 | # TA_POSEDGEã¨TA_BOTHEDGEãåæã«è¨å®ããã¦ããå ´å
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354 | if (params[:intatr].val & $TA_POSEDGE|$TA_BOTHEDGE) == $TA_POSEDGE|$TA_BOTHEDGE
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355 | error_illegal_sym("E_RSATR", params, :intatr, :intno)
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356 | end
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357 | # TA_NEGEDGEã¨TA_BOTHEDGEãåæã«è¨å®ããã¦ããå ´å
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358 | if (params[:intatr].val & $TA_NEGEDGE|$TA_BOTHEDGE) == $TA_NEGEDGE|$TA_BOTHEDGE
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359 | error_illegal_sym("E_RSATR", params, :intatr, :intno)
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360 | end
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361 | # TA_POSEDGEã¨TA_NEGEDGEã¨TA_BOTHEDGEãåæã«è¨å®ããã¦ããå ´å
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362 | if (params[:intatr].val & $TA_POSEDGE|$TA_NEGEDGE|$TA_BOTHEDGE) == $TA_POSEDGE|$TA_NEGEDGE|$TA_BOTHEDGE
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363 | error_illegal_sym("E_RSATR", params, :intatr, :intno)
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364 | end
|
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365 | else
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366 | # IRQå²è¾¼ã¿ä»¥å¤ã®å²è¾¼ã¿ã«å¯¾ãã¦å²è¾¼ã¿å±æ§ãæå®ããã¦ããå ´å
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367 | if (params[:intatr].val & (~($TA_ENAINT|$TA_EDGE))) != 0
|
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368 | error_illegal_sym("E_RSATR", params, :intatr, :intno)
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369 | end
|
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370 | end
|
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371 | end
|
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372 |
|
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373 | $asmConfig = GenFile.new("asm_config.inc")
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374 |
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375 | $asmConfig.add(<<EOS)
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376 | TIPM_LOCK .equ #{$TIPM_LOCK}
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377 | IPL_LOCK .equ #{$IPL_LOCK}
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378 | PSW_I_MASK .equ #{$PSW_I_MASK}
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379 | PSW_IPL_MASK .equ #{$PSW_IPL_MASK}
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380 | EXC_GET_PSW_OFFSET .equ #{$EXC_GET_PSW_OFFSET}
|
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381 | EOS
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