[388] | 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 | # $Id$
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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¨ï¼RX63xç¨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.S")
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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 | .global _kernel_interrupt
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| 215 | .global __kernel_default_int_handler
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| 216 | .global __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 | $kernelCfgAsm.add(<<EOS)
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| 222 | .global _#{$cfgData[:DEF_INH][inhnoVal][:inthdr]}
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| 223 | .global __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 | .global __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 | .global __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 | .global _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 | $kernelCfgAsm.add(<<EOS)
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| 255 | .global _#{$cfgData[:DEF_EXC][excnoVal][:exchdr]}
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| 256 | .global __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 | .global __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 | .global _start
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| 283 |
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| 284 | .global _vvector_table
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| 285 |
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| 286 |
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| 287 | .section .rvectors, ROMDATA
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| 288 |
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| 289 | _vvector_table:
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| 290 | EOS
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| 291 |
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| 292 | $INHNO_RANGE.each do |inhnoVal|
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| 293 | if $cfgData[:DEF_INH].has_key?(inhnoVal)
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| 294 | $kernelCfgAsm.append(" .lword __kernel_#{$cfgData[:DEF_INH][inhnoVal][:inthdr]}_#{inhnoVal}_entry")
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| 295 | elsif inhnoVal != 0
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| 296 | $kernelCfgAsm.append(" .lword __kernel_default_int_handler_entry")
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| 297 | else
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| 298 | $kernelCfgAsm.append(" .lword __kernel_break_int_handler_entry")
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| 299 | end
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| 300 | $kernelCfgAsm.add(" ; #{sprintf("%02d", inhnoVal)} ")
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| 301 | end
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| 302 |
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| 303 | $kernelCfgAsm.add2
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| 304 |
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| 305 | $kernelCfgAsm.append(<<EOS)
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| 306 | ;
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| 307 | ; åºå®ãã¯ã¿ãã¼ãã«
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| 308 | ;
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| 309 |
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| 310 | .global _fvector_table
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| 311 |
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| 312 | .section .fvectors, ROMDATA
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| 313 |
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| 314 | _fvector_table:
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| 315 | .word 0FFFFFFFFH ; Endian Select Register (little)
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| 316 | .space 004H
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| 317 | .word 0FFFFFFFFH ; OFS1
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| 318 | .word 0FFFFFFFFH ; OFS0
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| 319 | .space 010H
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| 320 | .word 0FFFFFFFFH ; å¶å¾¡ã³ã¼ã, IDã³ã¼ã1 - 3
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| 321 | .word 0FFFFFFFFH ; IDã³ã¼ã4 - 7
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| 322 | .word 0FFFFFFFFH ; IDã³ã¼ã8 - 11
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| 323 | .word 0FFFFFFFFH ; IDã³ã¼ã12 - 15
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| 324 | EOS
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| 325 | (12..30).each do |excnoVal|
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| 326 | if $cfgData[:DEF_EXC].has_key?(excnoVal)
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| 327 | $kernelCfgAsm.append(" .word __kernel_#{$cfgData[:DEF_EXC][excnoVal][:exchdr]}_#{excnoVal}_entry")
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| 328 | elsif $EXCNO_VALID.include?(excnoVal)
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| 329 | $kernelCfgAsm.append(" .word __kernel_default_exc_handler_entry")
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| 330 | else
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| 331 | $kernelCfgAsm.append(" .word 0")
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| 332 | end
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| 333 | $kernelCfgAsm.add(" ; #{excnoVal} ")
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| 334 | end
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| 335 |
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| 336 | $kernelCfgAsm.add(" .word _start ; 31:Reset")
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| 337 | $kernelCfgAsm.add2(".end")
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| 338 |
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| 339 | #
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| 340 | # å²è¾¼ã¿è¦æ±ã©ã¤ã³å±æ§ã«é¢ããã¿ã¼ã²ããä¾åã®ã¨ã©ã¼ãã§ãã¯
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| 341 | #
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| 342 | $cfgData[:CFG_INT].each do |key, params|
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| 343 | # IRQå²è¾¼ã¿çªå·ãã©ããããã§ãã¯
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| 344 | if $INTNO_INT.include?(key)
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| 345 | # TA_POSEDGEã¨TA_NEGEDGEãåæã«è¨å®ããã¦ããå ´å
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| 346 | if (params[:intatr].val & ($TA_POSEDGE|$TA_NEGEDGE)) == $TA_POSEDGE|$TA_NEGEDGE
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| 347 | error_illegal_sym("E_RSATR", params, :intatr, :intno)
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| 348 | end
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| 349 | # TA_POSEDGEã¨TA_BOTHEDGEãåæã«è¨å®ããã¦ããå ´å
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| 350 | if (params[:intatr].val & ($TA_POSEDGE|$TA_BOTHEDGE)) == $TA_POSEDGE|$TA_BOTHEDGE
|
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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_NEGEDGEã¨TA_BOTHEDGEãåæã«è¨å®ããã¦ããå ´å
|
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| 354 | if (params[:intatr].val & ($TA_NEGEDGE|$TA_BOTHEDGE)) == $TA_NEGEDGE|$TA_BOTHEDGE
|
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| 355 | error_illegal_sym("E_RSATR", params, :intatr, :intno)
|
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| 356 | end
|
---|
| 357 | # TA_POSEDGEã¨TA_NEGEDGEã¨TA_BOTHEDGEãåæã«è¨å®ããã¦ããå ´å
|
---|
| 358 | if (params[:intatr].val & ($TA_POSEDGE|$TA_NEGEDGE|$TA_BOTHEDGE)) == $TA_POSEDGE|$TA_NEGEDGE|$TA_BOTHEDGE
|
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| 359 | error_illegal_sym("E_RSATR", params, :intatr, :intno)
|
---|
| 360 | end
|
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| 361 | else
|
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| 362 | # IRQå²è¾¼ã¿ä»¥å¤ã®å²è¾¼ã¿ã«å¯¾ãã¦å²è¾¼ã¿å±æ§ãæå®ããã¦ããå ´å
|
---|
| 363 | if (params[:intatr].val & (~($TA_ENAINT|$TA_EDGE))) != 0
|
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| 364 | error_illegal_sym("E_RSATR", params, :intatr, :intno)
|
---|
| 365 | end
|
---|
| 366 | end
|
---|
| 367 | end
|
---|