[283] | 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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