[270] | 1 | /*
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| 2 | * TOPPERS/ASP Kernel
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| 3 | * Toyohashi Open Platform for Embedded Real-Time Systems/
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| 4 | * Advanced Standard Profile Kernel
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| 5 | *
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| 6 | * Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory
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| 7 | * Toyohashi Univ. of Technology, JAPAN
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| 8 | * Copyright (C) 2005-2016 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: eventflag.c 270 2017-02-09 04:03:47Z coas-nagasima $
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| 56 | */
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| 57 |
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| 58 | /*
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| 59 | * ã¤ãã³ããã©ã°æ©è½
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| 60 | */
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| 61 |
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| 62 | #include "kernel_impl.h"
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| 63 | #include "check.h"
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| 64 | #include "task.h"
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| 65 | #include "wait.h"
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| 66 | #include "eventflag.h"
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| 67 |
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| 68 | /*
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| 69 | * ãã¬ã¼ã¹ãã°ãã¯ãã®ããã©ã«ãå®ç¾©
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| 70 | */
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| 71 | #ifndef LOG_ACRE_FLG_ENTER
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| 72 | #define LOG_ACRE_FLG_ENTER(pk_cflg)
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| 73 | #endif /* LOG_ACRE_FLG_ENTER */
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| 74 |
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| 75 | #ifndef LOG_ACRE_FLG_LEAVE
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| 76 | #define LOG_ACRE_FLG_LEAVE(ercd)
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| 77 | #endif /* LOG_ACRE_FLG_LEAVE */
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| 78 |
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| 79 | #ifndef LOG_DEL_FLG_ENTER
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| 80 | #define LOG_DEL_FLG_ENTER(flgid)
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| 81 | #endif /* LOG_DEL_FLG_ENTER */
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| 82 |
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| 83 | #ifndef LOG_DEL_FLG_LEAVE
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| 84 | #define LOG_DEL_FLG_LEAVE(ercd)
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| 85 | #endif /* LOG_DEL_FLG_LEAVE */
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| 86 |
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| 87 | #ifndef LOG_SET_FLG_ENTER
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| 88 | #define LOG_SET_FLG_ENTER(flgid, setptn)
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| 89 | #endif /* LOG_SET_FLG_ENTER */
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| 90 |
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| 91 | #ifndef LOG_SET_FLG_LEAVE
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| 92 | #define LOG_SET_FLG_LEAVE(ercd)
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| 93 | #endif /* LOG_SET_FLG_LEAVE */
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| 94 |
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| 95 | #ifndef LOG_CLR_FLG_ENTER
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| 96 | #define LOG_CLR_FLG_ENTER(flgid, clrptn)
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| 97 | #endif /* LOG_CLR_FLG_ENTER */
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| 98 |
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| 99 | #ifndef LOG_CLR_FLG_LEAVE
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| 100 | #define LOG_CLR_FLG_LEAVE(ercd)
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| 101 | #endif /* LOG_CLR_FLG_LEAVE */
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| 102 |
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| 103 | #ifndef LOG_WAI_FLG_ENTER
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| 104 | #define LOG_WAI_FLG_ENTER(flgid, waiptn, wfmode, p_flgptn)
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| 105 | #endif /* LOG_WAI_FLG_ENTER */
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| 106 |
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| 107 | #ifndef LOG_WAI_FLG_LEAVE
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| 108 | #define LOG_WAI_FLG_LEAVE(ercd, p_flgptn)
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| 109 | #endif /* LOG_WAI_FLG_LEAVE */
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| 110 |
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| 111 | #ifndef LOG_POL_FLG_ENTER
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| 112 | #define LOG_POL_FLG_ENTER(flgid, waiptn, wfmode, p_flgptn)
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| 113 | #endif /* LOG_POL_FLG_ENTER */
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| 114 |
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| 115 | #ifndef LOG_POL_FLG_LEAVE
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| 116 | #define LOG_POL_FLG_LEAVE(ercd, p_flgptn)
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| 117 | #endif /* LOG_POL_FLG_LEAVE */
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| 118 |
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| 119 | #ifndef LOG_TWAI_FLG_ENTER
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| 120 | #define LOG_TWAI_FLG_ENTER(flgid, waiptn, wfmode, p_flgptn, tmout)
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| 121 | #endif /* LOG_TWAI_FLG_ENTER */
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| 122 |
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| 123 | #ifndef LOG_TWAI_FLG_LEAVE
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| 124 | #define LOG_TWAI_FLG_LEAVE(ercd, p_flgptn)
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| 125 | #endif /* LOG_TWAI_FLG_LEAVE */
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| 126 |
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| 127 | #ifndef LOG_INI_FLG_ENTER
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| 128 | #define LOG_INI_FLG_ENTER(flgid)
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| 129 | #endif /* LOG_INI_FLG_ENTER */
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| 130 |
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| 131 | #ifndef LOG_INI_FLG_LEAVE
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| 132 | #define LOG_INI_FLG_LEAVE(ercd)
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| 133 | #endif /* LOG_INI_FLG_LEAVE */
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| 134 |
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| 135 | #ifndef LOG_REF_FLG_ENTER
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| 136 | #define LOG_REF_FLG_ENTER(flgid, pk_rflg)
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| 137 | #endif /* LOG_REF_FLG_ENTER */
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| 138 |
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| 139 | #ifndef LOG_REF_FLG_LEAVE
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| 140 | #define LOG_REF_FLG_LEAVE(ercd, pk_rflg)
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| 141 | #endif /* LOG_REF_FLG_LEAVE */
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| 142 |
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| 143 | /*
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| 144 | * ã¤ãã³ããã©ã°ã®æ°
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| 145 | */
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| 146 | #define tnum_flg ((uint_t)(tmax_flgid - TMIN_FLGID + 1))
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| 147 | #define tnum_sflg ((uint_t)(tmax_sflgid - TMIN_FLGID + 1))
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| 148 |
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| 149 | /*
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| 150 | * ã¤ãã³ããã©ã°IDããã¤ãã³ããã©ã°ç®¡çãããã¯ãåãåºãããã®ãã¯ã
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| 151 | */
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| 152 | #define INDEX_FLG(flgid) ((uint_t)((flgid) - TMIN_FLGID))
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| 153 | #define get_flgcb(flgid) (&(flgcb_table[INDEX_FLG(flgid)]))
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| 154 |
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| 155 | #ifdef TOPPERS_flgini
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| 156 |
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| 157 | /*
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| 158 | * 使ç¨ãã¦ããªãã¤ãã³ããã©ã°ç®¡çãããã¯ã®ãªã¹ã
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| 159 | */
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| 160 | QUEUE free_flgcb;
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| 161 |
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| 162 | /*
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| 163 | * ã¤ãã³ããã©ã°æ©è½ã®åæå
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| 164 | */
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| 165 | void
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| 166 | initialize_eventflag(void)
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| 167 | {
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| 168 | uint_t i, j;
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| 169 | FLGCB *p_flgcb;
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| 170 | FLGINIB *p_flginib;
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| 171 |
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| 172 | for (i = 0; i < tnum_sflg; i++) {
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| 173 | p_flgcb = &(flgcb_table[i]);
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| 174 | queue_initialize(&(p_flgcb->wait_queue));
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| 175 | p_flgcb->p_flginib = &(flginib_table[i]);
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| 176 | p_flgcb->flgptn = p_flgcb->p_flginib->iflgptn;
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| 177 | }
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| 178 | queue_initialize(&free_flgcb);
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| 179 | for (j = 0; i < tnum_flg; i++, j++) {
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| 180 | p_flgcb = &(flgcb_table[i]);
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| 181 | p_flginib = &(aflginib_table[j]);
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| 182 | p_flginib->flgatr = TA_NOEXS;
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| 183 | p_flgcb->p_flginib = ((const FLGINIB *) p_flginib);
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| 184 | queue_insert_prev(&free_flgcb, &(p_flgcb->wait_queue));
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| 185 | }
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| 186 | }
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| 187 |
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| 188 | #endif /* TOPPERS_flgini */
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| 189 |
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| 190 | /*
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| 191 | * ã¤ãã³ããã©ã°å¾
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| 192 | ã¡è§£é¤æ¡ä»¶ã®ãã§ãã¯
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| 193 | */
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| 194 | #ifdef TOPPERS_flgcnd
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| 195 |
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| 196 | bool_t
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| 197 | check_flg_cond(FLGCB *p_flgcb, FLGPTN waiptn, MODE wfmode, FLGPTN *p_flgptn)
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| 198 | {
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| 199 | if ((wfmode & TWF_ORW) != 0U ? (p_flgcb->flgptn & waiptn) != 0U
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| 200 | : (p_flgcb->flgptn & waiptn) == waiptn) {
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| 201 | *p_flgptn = p_flgcb->flgptn;
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| 202 | if ((p_flgcb->p_flginib->flgatr & TA_CLR) != 0U) {
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| 203 | p_flgcb->flgptn = 0U;
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| 204 | }
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| 205 | return(true);
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| 206 | }
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| 207 | return(false);
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| 208 | }
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| 209 |
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| 210 | #endif /* TOPPERS_flgcnd */
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| 211 |
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| 212 | /*
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| 213 | * ã¤ãã³ããã©ã°ã®çæ
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| 214 | *
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| 215 | * pk_cflg->iflgptnã¯ï¼ã¨ã©ã¼ãã§ãã¯ãããï¼ä¸åº¦ããåç
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| 216 | §ããªãããï¼
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| 217 | * ãã¼ã«ã«å¤æ°ã«ã³ãã¼ããå¿
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| 218 | è¦ããªãï¼éä¸ã§æ¸ãæãã£ã¦ãæ¯éããª
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| 219 | * ãï¼ï¼
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| 220 | */
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| 221 | #ifdef TOPPERS_acre_flg
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| 222 |
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| 223 | ER_UINT
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| 224 | acre_flg(const T_CFLG *pk_cflg)
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| 225 | {
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| 226 | FLGCB *p_flgcb;
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| 227 | FLGINIB *p_flginib;
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| 228 | ATR flgatr;
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| 229 | ER ercd;
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| 230 |
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| 231 | LOG_ACRE_FLG_ENTER(pk_cflg);
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| 232 | CHECK_TSKCTX_UNL();
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| 233 |
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| 234 | flgatr = pk_cflg->flgatr;
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| 235 |
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| 236 | CHECK_RSATR(flgatr, TA_TPRI|TA_WMUL|TA_CLR);
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| 237 |
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| 238 | lock_cpu();
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| 239 | if (tnum_flg == 0 || queue_empty(&free_flgcb)) {
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| 240 | ercd = E_NOID;
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| 241 | }
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| 242 | else {
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| 243 | p_flgcb = ((FLGCB *) queue_delete_next(&free_flgcb));
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| 244 | p_flginib = (FLGINIB *)(p_flgcb->p_flginib);
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| 245 | p_flginib->flgatr = flgatr;
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| 246 | p_flginib->iflgptn = pk_cflg->iflgptn;
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| 247 |
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| 248 | queue_initialize(&(p_flgcb->wait_queue));
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| 249 | p_flgcb->flgptn = p_flgcb->p_flginib->iflgptn;
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| 250 | ercd = FLGID(p_flgcb);
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| 251 | }
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| 252 |
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| 253 | error_exit:
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| 254 | LOG_ACRE_FLG_LEAVE(ercd);
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| 255 | return(ercd);
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| 256 | }
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| 257 |
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| 258 | #endif /* TOPPERS_acre_flg */
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| 259 |
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| 260 | /*
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| 261 | * ã¤ãã³ããã©ã°ã®åé¤
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| 262 | */
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| 263 | #ifdef TOPPERS_del_flg
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| 264 |
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| 265 | ER
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| 266 | del_flg(ID flgid)
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| 267 | {
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| 268 | FLGCB *p_flgcb;
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| 269 | FLGINIB *p_flginib;
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| 270 | ER ercd;
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| 271 |
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| 272 | LOG_DEL_FLG_ENTER(flgid);
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| 273 | CHECK_TSKCTX_UNL();
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| 274 | CHECK_PAR(VALID_FLGID(flgid));
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| 275 | p_flgcb = get_flgcb(flgid);
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| 276 |
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| 277 | lock_cpu();
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| 278 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
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| 279 | ercd = E_NOEXS;
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| 280 | }
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| 281 | else if (flgid <= tmax_sflgid) {
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| 282 | ercd = E_OBJ;
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| 283 | }
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| 284 | else {
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| 285 | init_wait_queue(&(p_flgcb->wait_queue));
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| 286 | p_flginib = (FLGINIB *)(p_flgcb->p_flginib);
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| 287 | p_flginib->flgatr = TA_NOEXS;
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| 288 | queue_insert_prev(&free_flgcb, &(p_flgcb->wait_queue));
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| 289 | if (p_runtsk != p_schedtsk) {
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| 290 | dispatch();
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| 291 | }
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| 292 | ercd = E_OK;
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| 293 | }
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| 294 | unlock_cpu();
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| 295 |
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| 296 | error_exit:
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| 297 | LOG_DEL_FLG_LEAVE(ercd);
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| 298 | return(ercd);
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| 299 | }
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| 300 |
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| 301 | #endif /* TOPPERS_del_flg */
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| 302 |
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| 303 | /*
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| 304 | * ã¤ãã³ããã©ã°ã®ã»ãã
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| 305 | */
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| 306 | #ifdef TOPPERS_set_flg
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| 307 |
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| 308 | ER
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| 309 | set_flg(ID flgid, FLGPTN setptn)
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| 310 | {
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| 311 | FLGCB *p_flgcb;
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| 312 | QUEUE *p_queue;
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| 313 | TCB *p_tcb;
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| 314 | WINFO_FLG *p_winfo_flg;
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| 315 | ER ercd;
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| 316 |
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| 317 | LOG_SET_FLG_ENTER(flgid, setptn);
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| 318 | CHECK_UNL();
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| 319 | CHECK_ID(VALID_FLGID(flgid));
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| 320 | p_flgcb = get_flgcb(flgid);
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| 321 |
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| 322 | lock_cpu();
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| 323 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
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| 324 | ercd = E_NOEXS;
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| 325 | }
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| 326 | else {
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| 327 | p_flgcb->flgptn |= setptn;
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| 328 | p_queue = p_flgcb->wait_queue.p_next;
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| 329 | while (p_queue != &(p_flgcb->wait_queue)) {
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| 330 | p_tcb = (TCB *) p_queue;
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| 331 | p_queue = p_queue->p_next;
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| 332 | p_winfo_flg = (WINFO_FLG *)(p_tcb->p_winfo);
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| 333 | if (check_flg_cond(p_flgcb, p_winfo_flg->waiptn,
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| 334 | p_winfo_flg->wfmode, &(p_winfo_flg->waiptn))) {
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| 335 | queue_delete(&(p_tcb->task_queue));
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| 336 | wait_complete(p_tcb);
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| 337 | if ((p_flgcb->p_flginib->flgatr & TA_CLR) != 0U) {
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| 338 | break;
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| 339 | }
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| 340 | }
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| 341 | }
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| 342 | if (p_runtsk != p_schedtsk) {
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| 343 | if (!sense_context()) {
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| 344 | dispatch();
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| 345 | }
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| 346 | else {
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| 347 | request_dispatch();
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| 348 | }
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| 349 | }
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| 350 | ercd = E_OK;
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| 351 | }
|
---|
| 352 | unlock_cpu();
|
---|
| 353 |
|
---|
| 354 | error_exit:
|
---|
| 355 | LOG_SET_FLG_LEAVE(ercd);
|
---|
| 356 | return(ercd);
|
---|
| 357 | }
|
---|
| 358 |
|
---|
| 359 | #endif /* TOPPERS_set_flg */
|
---|
| 360 |
|
---|
| 361 | /*
|
---|
| 362 | * ã¤ãã³ããã©ã°ã®ã¯ãªã¢
|
---|
| 363 | */
|
---|
| 364 | #ifdef TOPPERS_clr_flg
|
---|
| 365 |
|
---|
| 366 | ER
|
---|
| 367 | clr_flg(ID flgid, FLGPTN clrptn)
|
---|
| 368 | {
|
---|
| 369 | FLGCB *p_flgcb;
|
---|
| 370 | ER ercd;
|
---|
| 371 |
|
---|
| 372 | LOG_CLR_FLG_ENTER(flgid, clrptn);
|
---|
| 373 | CHECK_TSKCTX_UNL();
|
---|
| 374 | CHECK_ID(VALID_FLGID(flgid));
|
---|
| 375 | p_flgcb = get_flgcb(flgid);
|
---|
| 376 |
|
---|
| 377 | lock_cpu();
|
---|
| 378 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 379 | ercd = E_NOEXS;
|
---|
| 380 | }
|
---|
| 381 | else {
|
---|
| 382 | p_flgcb->flgptn &= clrptn;
|
---|
| 383 | ercd = E_OK;
|
---|
| 384 | }
|
---|
| 385 | unlock_cpu();
|
---|
| 386 |
|
---|
| 387 | error_exit:
|
---|
| 388 | LOG_CLR_FLG_LEAVE(ercd);
|
---|
| 389 | return(ercd);
|
---|
| 390 | }
|
---|
| 391 |
|
---|
| 392 | #endif /* TOPPERS_clr_flg */
|
---|
| 393 |
|
---|
| 394 | /*
|
---|
| 395 | * ã¤ãã³ããã©ã°å¾
|
---|
| 396 | ã¡
|
---|
| 397 | */
|
---|
| 398 | #ifdef TOPPERS_wai_flg
|
---|
| 399 |
|
---|
| 400 | ER
|
---|
| 401 | wai_flg(ID flgid, FLGPTN waiptn, MODE wfmode, FLGPTN *p_flgptn)
|
---|
| 402 | {
|
---|
| 403 | FLGCB *p_flgcb;
|
---|
| 404 | WINFO_FLG winfo_flg;
|
---|
| 405 | ER ercd;
|
---|
| 406 |
|
---|
| 407 | LOG_WAI_FLG_ENTER(flgid, waiptn, wfmode, p_flgptn);
|
---|
| 408 | CHECK_DISPATCH();
|
---|
| 409 | CHECK_ID(VALID_FLGID(flgid));
|
---|
| 410 | CHECK_PAR(waiptn != 0U);
|
---|
| 411 | CHECK_PAR(wfmode == TWF_ORW || wfmode == TWF_ANDW);
|
---|
| 412 | p_flgcb = get_flgcb(flgid);
|
---|
| 413 |
|
---|
| 414 | lock_cpu_dsp();
|
---|
| 415 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 416 | ercd = E_NOEXS;
|
---|
| 417 | }
|
---|
| 418 | else if (p_runtsk->raster) {
|
---|
| 419 | ercd = E_RASTER;
|
---|
| 420 | }
|
---|
| 421 | else if ((p_flgcb->p_flginib->flgatr & TA_WMUL) == 0U
|
---|
| 422 | && !queue_empty(&(p_flgcb->wait_queue))) {
|
---|
| 423 | ercd = E_ILUSE;
|
---|
| 424 | }
|
---|
| 425 | else if (check_flg_cond(p_flgcb, waiptn, wfmode, p_flgptn)) {
|
---|
| 426 | ercd = E_OK;
|
---|
| 427 | }
|
---|
| 428 | else {
|
---|
| 429 | winfo_flg.waiptn = waiptn;
|
---|
| 430 | winfo_flg.wfmode = wfmode;
|
---|
| 431 | p_runtsk->tstat = TS_WAITING_FLG;
|
---|
| 432 | wobj_make_wait((WOBJCB *) p_flgcb, (WINFO_WOBJ *) &winfo_flg);
|
---|
| 433 | dispatch();
|
---|
| 434 | ercd = winfo_flg.winfo.wercd;
|
---|
| 435 | if (ercd == E_OK) {
|
---|
| 436 | *p_flgptn = winfo_flg.waiptn;
|
---|
| 437 | }
|
---|
| 438 | }
|
---|
| 439 | unlock_cpu_dsp();
|
---|
| 440 |
|
---|
| 441 | error_exit:
|
---|
| 442 | LOG_WAI_FLG_LEAVE(ercd, p_flgptn);
|
---|
| 443 | return(ercd);
|
---|
| 444 | }
|
---|
| 445 |
|
---|
| 446 | #endif /* TOPPERS_wai_flg */
|
---|
| 447 |
|
---|
| 448 | /*
|
---|
| 449 | * ã¤ãã³ããã©ã°å¾
|
---|
| 450 | ã¡ï¼ãã¼ãªã³ã°ï¼
|
---|
| 451 | */
|
---|
| 452 | #ifdef TOPPERS_pol_flg
|
---|
| 453 |
|
---|
| 454 | ER
|
---|
| 455 | pol_flg(ID flgid, FLGPTN waiptn, MODE wfmode, FLGPTN *p_flgptn)
|
---|
| 456 | {
|
---|
| 457 | FLGCB *p_flgcb;
|
---|
| 458 | ER ercd;
|
---|
| 459 |
|
---|
| 460 | LOG_POL_FLG_ENTER(flgid, waiptn, wfmode, p_flgptn);
|
---|
| 461 | CHECK_TSKCTX_UNL();
|
---|
| 462 | CHECK_ID(VALID_FLGID(flgid));
|
---|
| 463 | CHECK_PAR(waiptn != 0U);
|
---|
| 464 | CHECK_PAR(wfmode == TWF_ORW || wfmode == TWF_ANDW);
|
---|
| 465 | p_flgcb = get_flgcb(flgid);
|
---|
| 466 |
|
---|
| 467 | lock_cpu();
|
---|
| 468 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 469 | ercd = E_NOEXS;
|
---|
| 470 | }
|
---|
| 471 | else if ((p_flgcb->p_flginib->flgatr & TA_WMUL) == 0U
|
---|
| 472 | && !queue_empty(&(p_flgcb->wait_queue))) {
|
---|
| 473 | ercd = E_ILUSE;
|
---|
| 474 | }
|
---|
| 475 | else if (check_flg_cond(p_flgcb, waiptn, wfmode, p_flgptn)) {
|
---|
| 476 | ercd = E_OK;
|
---|
| 477 | }
|
---|
| 478 | else {
|
---|
| 479 | ercd = E_TMOUT;
|
---|
| 480 | }
|
---|
| 481 | unlock_cpu();
|
---|
| 482 |
|
---|
| 483 | error_exit:
|
---|
| 484 | LOG_POL_FLG_LEAVE(ercd, p_flgptn);
|
---|
| 485 | return(ercd);
|
---|
| 486 | }
|
---|
| 487 |
|
---|
| 488 | #endif /* TOPPERS_pol_flg */
|
---|
| 489 |
|
---|
| 490 | /*
|
---|
| 491 | * ã¤ãã³ããã©ã°å¾
|
---|
| 492 | ã¡ï¼ã¿ã¤ã ã¢ã¦ãããï¼
|
---|
| 493 | */
|
---|
| 494 | #ifdef TOPPERS_twai_flg
|
---|
| 495 |
|
---|
| 496 | ER
|
---|
| 497 | twai_flg(ID flgid, FLGPTN waiptn, MODE wfmode, FLGPTN *p_flgptn, TMO tmout)
|
---|
| 498 | {
|
---|
| 499 | FLGCB *p_flgcb;
|
---|
| 500 | WINFO_FLG winfo_flg;
|
---|
| 501 | TMEVTB tmevtb;
|
---|
| 502 | ER ercd;
|
---|
| 503 |
|
---|
| 504 | LOG_TWAI_FLG_ENTER(flgid, waiptn, wfmode, p_flgptn, tmout);
|
---|
| 505 | CHECK_DISPATCH();
|
---|
| 506 | CHECK_ID(VALID_FLGID(flgid));
|
---|
| 507 | CHECK_PAR(waiptn != 0U);
|
---|
| 508 | CHECK_PAR(wfmode == TWF_ORW || wfmode == TWF_ANDW);
|
---|
| 509 | CHECK_PAR(VALID_TMOUT(tmout));
|
---|
| 510 | p_flgcb = get_flgcb(flgid);
|
---|
| 511 |
|
---|
| 512 | lock_cpu_dsp();
|
---|
| 513 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 514 | ercd = E_NOEXS;
|
---|
| 515 | }
|
---|
| 516 | else if (p_runtsk->raster) {
|
---|
| 517 | ercd = E_RASTER;
|
---|
| 518 | }
|
---|
| 519 | else if ((p_flgcb->p_flginib->flgatr & TA_WMUL) == 0U
|
---|
| 520 | && !queue_empty(&(p_flgcb->wait_queue))) {
|
---|
| 521 | ercd = E_ILUSE;
|
---|
| 522 | }
|
---|
| 523 | else if (check_flg_cond(p_flgcb, waiptn, wfmode, p_flgptn)) {
|
---|
| 524 | ercd = E_OK;
|
---|
| 525 | }
|
---|
| 526 | else if (tmout == TMO_POL) {
|
---|
| 527 | ercd = E_TMOUT;
|
---|
| 528 | }
|
---|
| 529 | else {
|
---|
| 530 | winfo_flg.waiptn = waiptn;
|
---|
| 531 | winfo_flg.wfmode = wfmode;
|
---|
| 532 | p_runtsk->tstat = TS_WAITING_FLG;
|
---|
| 533 | wobj_make_wait_tmout((WOBJCB *) p_flgcb, (WINFO_WOBJ *) &winfo_flg,
|
---|
| 534 | &tmevtb, tmout);
|
---|
| 535 | dispatch();
|
---|
| 536 | ercd = winfo_flg.winfo.wercd;
|
---|
| 537 | if (ercd == E_OK) {
|
---|
| 538 | *p_flgptn = winfo_flg.waiptn;
|
---|
| 539 | }
|
---|
| 540 | }
|
---|
| 541 | unlock_cpu_dsp();
|
---|
| 542 |
|
---|
| 543 | error_exit:
|
---|
| 544 | LOG_TWAI_FLG_LEAVE(ercd, p_flgptn);
|
---|
| 545 | return(ercd);
|
---|
| 546 | }
|
---|
| 547 |
|
---|
| 548 | #endif /* TOPPERS_twai_flg */
|
---|
| 549 |
|
---|
| 550 | /*
|
---|
| 551 | * ã¤ãã³ããã©ã°ã®ååæå
|
---|
| 552 | */
|
---|
| 553 | #ifdef TOPPERS_ini_flg
|
---|
| 554 |
|
---|
| 555 | ER
|
---|
| 556 | ini_flg(ID flgid)
|
---|
| 557 | {
|
---|
| 558 | FLGCB *p_flgcb;
|
---|
| 559 | ER ercd;
|
---|
| 560 |
|
---|
| 561 | LOG_INI_FLG_ENTER(flgid);
|
---|
| 562 | CHECK_TSKCTX_UNL();
|
---|
| 563 | CHECK_ID(VALID_FLGID(flgid));
|
---|
| 564 | p_flgcb = get_flgcb(flgid);
|
---|
| 565 |
|
---|
| 566 | lock_cpu();
|
---|
| 567 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 568 | ercd = E_NOEXS;
|
---|
| 569 | }
|
---|
| 570 | else {
|
---|
| 571 | init_wait_queue(&(p_flgcb->wait_queue));
|
---|
| 572 | p_flgcb->flgptn = p_flgcb->p_flginib->iflgptn;
|
---|
| 573 | if (p_runtsk != p_schedtsk) {
|
---|
| 574 | dispatch();
|
---|
| 575 | }
|
---|
| 576 | ercd = E_OK;
|
---|
| 577 | }
|
---|
| 578 | unlock_cpu();
|
---|
| 579 |
|
---|
| 580 | error_exit:
|
---|
| 581 | LOG_INI_FLG_LEAVE(ercd);
|
---|
| 582 | return(ercd);
|
---|
| 583 | }
|
---|
| 584 |
|
---|
| 585 | #endif /* TOPPERS_ini_flg */
|
---|
| 586 |
|
---|
| 587 | /*
|
---|
| 588 | * ã¤ãã³ããã©ã°ã®ç¶æ
|
---|
| 589 | åç
|
---|
| 590 | §
|
---|
| 591 | */
|
---|
| 592 | #ifdef TOPPERS_ref_flg
|
---|
| 593 |
|
---|
| 594 | ER
|
---|
| 595 | ref_flg(ID flgid, T_RFLG *pk_rflg)
|
---|
| 596 | {
|
---|
| 597 | FLGCB *p_flgcb;
|
---|
| 598 | ER ercd;
|
---|
| 599 |
|
---|
| 600 | LOG_REF_FLG_ENTER(flgid, pk_rflg);
|
---|
| 601 | CHECK_TSKCTX_UNL();
|
---|
| 602 | CHECK_ID(VALID_FLGID(flgid));
|
---|
| 603 | p_flgcb = get_flgcb(flgid);
|
---|
| 604 |
|
---|
| 605 | lock_cpu();
|
---|
| 606 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 607 | ercd = E_NOEXS;
|
---|
| 608 | }
|
---|
| 609 | else {
|
---|
| 610 | pk_rflg->wtskid = wait_tskid(&(p_flgcb->wait_queue));
|
---|
| 611 | pk_rflg->flgptn = p_flgcb->flgptn;
|
---|
| 612 | ercd = E_OK;
|
---|
| 613 | }
|
---|
| 614 | unlock_cpu();
|
---|
| 615 |
|
---|
| 616 | error_exit:
|
---|
| 617 | LOG_REF_FLG_LEAVE(ercd, pk_rflg);
|
---|
| 618 | return(ercd);
|
---|
| 619 | }
|
---|
| 620 |
|
---|
| 621 | #endif /* TOPPERS_ref_flg */
|
---|