[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: chip_timer.h 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¿ã¤ããã©ã¤ãï¼RZ/A1 OSã¿ã¤ãç¨ï¼
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| 60 | *
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| 61 | * RZ/A1ã¯2ãã£ã³ãã«ã®OSã¿ã¤ããæã¤ãï¼ãã®å
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| 62 | ã®1ã¤ãç¨ãã¦é«å解è½ã¿
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| 63 | * ã¤ããï¼ãã1ã¤ãç¨ãã¦ãªã¼ãã©ã³ã¿ã¤ããå®ç¾ããï¼
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| 64 | */
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| 65 |
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| 66 | #ifndef TOPPERS_CHIP_TIMER_H
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| 67 | #define TOPPERS_CHIP_TIMER_H
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| 68 |
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| 69 | #include <sil.h>
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| 70 | #include "rza1.h"
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| 71 |
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| 72 | /*
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| 73 | * ã¿ã¤ãå²è¾¼ã¿ãã³ãã©ç»é²ã®ããã®å®æ°
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| 74 | */
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| 75 | #define INHNO_TIMER INTNO_OSTM0 /* å²è¾¼ã¿ãã³ãã©çªå· */
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| 76 | #define INTNO_TIMER INTNO_OSTM0 /* å²è¾¼ã¿çªå· */
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| 77 | #define INTPRI_TIMER (TMAX_INTPRI - 1) /* å²è¾¼ã¿åªå
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| 78 | 度 */
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| 79 | #define INTATR_TIMER TA_EDGE /* å²è¾¼ã¿å±æ§ */
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| 80 |
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| 81 | /*
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| 82 | * ãªã¼ãã©ã³ã¿ã¤ãå²è¾¼ã¿ãã³ãã©ç»é²ã®ããã®å®æ°
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| 83 | */
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| 84 | #ifdef TOPPERS_SUPPORT_OVRHDR
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| 85 | #define INHNO_OVRTIMER INTNO_OSTM1 /* å²è¾¼ã¿ãã³ãã©çªå· */
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| 86 | #define INTNO_OVRTIMER INTNO_OSTM1 /* å²è¾¼ã¿çªå· */
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| 87 | #define INTPRI_OVRTIMER TMAX_INTPRI /* å²è¾¼ã¿åªå
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| 88 | 度 */
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| 89 | #define INTATR_OVRTIMER TA_EDGE /* å²è¾¼ã¿å±æ§ */
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| 90 | #endif /* TOPPERS_SUPPORT_OVRHDR */
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| 91 |
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| 92 | /*
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| 93 | * OSã¿ã¤ãã®å¨æ³¢æ°ã®æ³å®å¤ã®ãã§ãã¯
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| 94 | *
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| 95 | * ç¾å¨ã®å®è£
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| 96 | ã¯ï¼ã¯ããã¯ã33.33â¦MHzã®å ´åã®ã¿ã«å¯¾å¿ãã¦ããï¼
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| 97 | */
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| 98 | #if OSTM_CLK != 33333333UL
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| 99 | #error Unsupported OS time clock.
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| 100 | #endif /* OSTM_CLK != 33333333UL */
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| 101 |
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| 102 | /*
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| 103 | * OSã¿ã¤ãã¬ã¸ã¹ã¿ã®çªå°ã®å®ç¾©
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| 104 | */
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| 105 | #define OSTM_CMP(base) ((uint32_t *)(base + 0x00U))
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| 106 | #define OSTM_CNT(base) ((uint32_t *)(base + 0x04U))
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| 107 | #define OSTM_TE(base) ((uint8_t *)(base + 0x10U))
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| 108 | #define OSTM_TS(base) ((uint8_t *)(base + 0x14U))
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| 109 | #define OSTM_TT(base) ((uint8_t *)(base + 0x18U))
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| 110 | #define OSTM_CTL(base) ((uint8_t *)(base + 0x20U))
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| 111 |
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| 112 | /*
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| 113 | * OSã¿ã¤ã ã«ã¦ã³ãéå§ããªã¬ã¬ã¸ã¹ã¿ã®è¨å®å¤ã®å®ç¾©
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| 114 | */
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| 115 | #define OSTM_TS_START 0x01U
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| 116 |
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| 117 | /*
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| 118 | * OSã¿ã¤ã ã«ã¦ã³ãåæ¢ããªã¬ã¬ã¸ã¹ã¿ã®è¨å®å¤ã®å®ç¾©
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| 119 | */
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| 120 | #define OSTM_TT_STOP 0x01U
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| 121 |
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| 122 | /*
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| 123 | * OSã¿ã¤ã å¶å¾¡ã¬ã¸ã¹ã¿ã®è¨å®å¤ã®å®ç¾©
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| 124 | */
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| 125 | #define OSTM_CTL_INTERVAL 0x00U /* ã¤ã³ã¿ã¼ãã«ã¿ã¤ãã¢ã¼ã */
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| 126 | #define OSTM_CTL_FRCMP 0x02U /* ããªã¼ã©ã³ãã³ã°ã³ã³ãã¢ã¢ã¼ã */
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| 127 |
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| 128 | #ifndef TOPPERS_MACRO_ONLY
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| 129 |
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| 130 | /*
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| 131 | * é«å解è½ã¿ã¤ãã®èµ·åå¦ç
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| 132 | */
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| 133 | extern void target_hrt_initialize(intptr_t exinf);
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| 134 |
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| 135 | /*
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| 136 | * é«å解è½ã¿ã¤ãã®åæ¢å¦ç
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| 137 | */
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| 138 | extern void target_hrt_terminate(intptr_t exinf);
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| 139 |
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| 140 | /*
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| 141 | * é«å解è½ã¿ã¤ãã®ç¾å¨ã®ã«ã¦ã³ãå¤ã®èªåºã
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| 142 | */
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| 143 | Inline HRTCNT
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| 144 | target_hrt_get_current(void)
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| 145 | {
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| 146 | uint32_t cnt, cnt1;
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| 147 |
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| 148 | cnt = sil_rew_mem(OSTM_CNT(OSTM0_BASE));
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| 149 |
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| 150 | /* μç§åä½ã«å¤æï¼ã¯ããã¯ã33.33â¦MHzã§ããåæï¼*/
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| 151 | cnt1 = cnt / 1000000000;
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| 152 | return((HRTCNT)((cnt - cnt1 * 999999999) * 3 / 100 + cnt1 * 30000000));
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| 153 | }
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| 154 |
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| 155 | /*
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| 156 | * é«å解è½ã¿ã¤ãã¸ã®å²è¾¼ã¿ã¿ã¤ãã³ã°ã®è¨å®
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| 157 | *
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| 158 | * é«å解è½ã¿ã¤ããï¼hrtcntã§æå®ããå¤ã«ã¦ã³ãã¢ãããããå²è¾¼ã¿ãçº
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| 159 | * çãããããã«è¨å®ããï¼
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| 160 | */
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| 161 | extern void target_hrt_set_event(HRTCNT hrtcnt);
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| 162 |
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| 163 | /*
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| 164 | * é«å解è½ã¿ã¤ãå²è¾¼ã¿ã®è¦æ±
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| 165 | */
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| 166 | extern void target_hrt_raise_event(void);
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| 167 |
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| 168 | /*
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| 169 | * å²è¾¼ã¿ã¿ã¤ãã³ã°ã«æå®ããæ大å¤
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| 170 | */
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| 171 | #define HRTCNT_BOUND 100000002U
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| 172 |
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| 173 | /*
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| 174 | * é«å解è½ã¿ã¤ãå²è¾¼ã¿ãã³ãã©
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| 175 | */
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| 176 | extern void target_hrt_handler(void);
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| 177 |
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| 178 | #ifdef TOPPERS_SUPPORT_OVRHDR
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| 179 |
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| 180 | /*
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| 181 | * ãªã¼ãã©ã³ã¿ã¤ãã®åæåå¦ç
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| 182 | */
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| 183 | extern void target_ovrtimer_initialize(intptr_t exinf);
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| 184 |
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| 185 | /*
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| 186 | * ãªã¼ãã©ã³ã¿ã¤ãã®åæ¢å¦ç
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| 187 | */
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| 188 | extern void target_ovrtimer_terminate(intptr_t exinf);
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| 189 |
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| 190 | /*
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| 191 | * ãªã¼ãã©ã³ã¿ã¤ãã®åä½éå§
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| 192 | */
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| 193 | Inline void
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| 194 | target_ovrtimer_start(PRCTIM ovrtim)
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| 195 | {
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| 196 | uint32_t cnt = ovrtim * 33 + ovrtim / 3 + 1;
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| 197 |
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| 198 | sil_wrw_mem(OSTM_CMP(OSTM1_BASE), cnt);
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| 199 | sil_wrb_mem(OSTM_TS(OSTM1_BASE), OSTM_TS_START);
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| 200 | }
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| 201 |
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| 202 | /*
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| 203 | * ãªã¼ãã©ã³ã¿ã¤ãã®åæ¢
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| 204 | */
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| 205 | extern PRCTIM target_ovrtimer_stop(void);
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| 206 |
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| 207 | /*
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| 208 | * ãªã¼ãã©ã³ã¿ã¤ãã®ç¾å¨å¤ã®èªåºã
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| 209 | */
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| 210 | extern PRCTIM target_ovrtimer_get_current(void);
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| 211 |
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| 212 | /*
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| 213 | * ãªã¼ãã©ã³ã¿ã¤ãå²è¾¼ã¿ãã³ãã©
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| 214 | */
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| 215 | extern void target_ovrtimer_handler(void);
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| 216 |
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| 217 | #endif /* TOPPERS_SUPPORT_OVRHDR */
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| 218 | #endif /* TOPPERS_MACRO_ONLY */
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| 219 | #endif /* TOPPERS_CHIP_TIMER_H */
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