| 1 | /*
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| 2 | * TOPPERS/JSP Kernel
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| 3 | * Toyohashi Open Platform for Embedded Real-Time Systems/
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| 4 | * Just Standard Profile Kernel
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| 5 | *
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| 6 | * Copyright (C) 2006-2010 by Witz Corporation, JAPAN
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| 7 | *
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| 8 | * The above copyright holders grant permission gratis to use,
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| 9 | * duplicate, modify, or redistribute (hereafter called use) this
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| 10 | * software (including the one made by modifying this software),
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| 11 | * provided that the following four conditions (1) through (4) are
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| 12 | * satisfied.
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| 13 | *
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| 14 | * (1) When this software is used in the form of source code, the above
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| 15 | * copyright notice, this use conditions, and the disclaimer shown
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| 16 | * below must be retained in the source code without modification.
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| 17 | *
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| 18 | * (2) When this software is redistributed in the forms usable for the
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| 19 | * development of other software, such as in library form, the above
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| 20 | * copyright notice, this use conditions, and the disclaimer shown
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| 21 | * below must be shown without modification in the document provided
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| 22 | * with the redistributed software, such as the user manual.
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| 23 | *
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| 24 | * (3) When this software is redistributed in the forms unusable for the
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| 25 | * development of other software, such as the case when the software
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| 26 | * is embedded in a piece of equipment, either of the following two
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| 27 | * conditions must be satisfied:
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| 28 | *
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| 29 | * (a) The above copyright notice, this use conditions, and the
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| 30 | * disclaimer shown below must be shown without modification in
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| 31 | * the document provided with the redistributed software, such as
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| 32 | * the user manual.
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| 33 | *
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| 34 | * (b) How the software is to be redistributed must be reported to the
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| 35 | * TOPPERS Project according to the procedure described
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| 36 | * separately.
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| 37 | *
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| 38 | * (4) The above copyright holders and the TOPPERS Project are exempt
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| 39 | * from responsibility for any type of damage directly or indirectly
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| 40 | * caused from the use of this software and are indemnified by any
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| 41 | * users or end users of this software from any and all causes of
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| 42 | * action whatsoever.
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| 43 | *
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| 44 | * THIS SOFTWARE IS PROVIDED "AS IS." THE ABOVE COPYRIGHT HOLDERS AND
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| 45 | * THE TOPPERS PROJECT DISCLAIM ANY EXPRESS OR IMPLIED WARRANTIES,
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| 46 | * INCLUDING, BUT NOT LIMITED TO, ITS APPLICABILITY TO A PARTICULAR
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| 47 | * PURPOSE. IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS AND THE
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| 48 | * TOPPERS PROJECT BE LIABLE FOR ANY TYPE OF DAMAGE DIRECTLY OR
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| 49 | * INDIRECTLY CAUSED FROM THE USE OF THIS SOFTWARE.
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| 50 | *
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| 51 | * ä¸è¨èä½æ¨©è
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| 52 | ã¯ï¼ä»¥ä¸ã® (1)ã(4) ã®æ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§
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| 53 | * ã¢ï¼æ¬ã½ããã¦ã§ã¢ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹å¤ã»
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| 54 | * åé
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| 55 | å¸ï¼ä»¥ä¸ï¼å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
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| 56 | * (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½æ¨©
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| 57 | * 表示ï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãï¼ãã®ã¾ã¾ã®å½¢ã§ã½ã¼ã¹
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| 58 | * ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
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| 59 | * (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿ç¨
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| 60 | * ã§ããå½¢ã§åé
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| 61 | å¸ããå ´åã«ã¯ï¼åé
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| 62 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
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| 63 | ã
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| 64 | * ãã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®èä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿
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| 65 | * 証è¦å®ãæ²è¼ãããã¨ï¼
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| 66 | * (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿ç¨
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| 67 | * ã§ããªãå½¢ã§åé
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| 68 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®ããããã®æ¡ä»¶ãæºãããã¨ï¼
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| 69 | * (a) åé
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| 70 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
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| 71 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®èä½
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| 72 | * 権表示ï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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| 73 | * (b) åé
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| 74 | å¸ã®å½¢æ
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| 75 | ãï¼å¥ã«å®ããæ¹æ³ã«ãã£ã¦ï¼TOPPERSããã¸ã§ã¯ãã«å ±
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| 76 | * åãããã¨ï¼
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| 77 | * (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ害
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| 78 | * ãããï¼ä¸è¨èä½æ¨©è
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| 79 | ããã³TOPPERSããã¸ã§ã¯ããå
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| 80 | 責ãããã¨ï¼ã¾ãï¼
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| 81 | * æ¬ã½ããã¦ã§ã¢ã®ã¦ã¼ã¶ã¾ãã¯ã¨ã³ãã¦ã¼ã¶ããã®ãããªãçç±ã«åºã¥
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| 82 | * ãè«æ±ãããï¼ä¸è¨èä½æ¨©è
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| 83 | ããã³TOPPERSããã¸ã§ã¯ããå
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| 84 | 責ãããã¨ï¼
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| 85 | *
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| 86 | * æ¬ã½ããã¦ã§ã¢ã¯ï¼ç¡ä¿è¨¼ã§æä¾ããã¦ãããã®ã§ããï¼ä¸è¨èä½æ¨©è
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| 87 | ãã
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| 88 | * ã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ç¹å®ã®ä½¿ç¨ç®çã«å¯¾ã
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| 89 | * ãé©åæ§ãå«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®å©ç¨
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| 90 | * ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ害ã«é¢ãã¦ãï¼ãã®è²¬ä»»ãè²
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| 91 | * ããªãï¼
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| 92 | *
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| 93 | * @(#) $Id: makeoffset.c,v 1.1 2006/04/10 08:19:25 honda Exp $
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| 94 | */
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| 95 |
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| 96 |
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| 97 | /*
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| 98 | * offset.inc (ããã㯠offset.h) ã«ã¤ãã¦
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| 99 | *
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| 100 | * offset.inc ã¯æ§é ä½ã®ç¹å®ã®è¦ç´ ãæ§é ä½ã®å
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| 101 | é ããä½ãã¤ãç®ã«
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| 102 | * åå¨ãããã¨ãããã¨ã, ç¹å®ã®ããããã£ã¼ã«ããå
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| 103 | é ãã
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| 104 | * ä½ãã¤ãå
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| 105 | ã®ä½ãããç®ã«åå¨ããã, ã¨ããæ
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| 106 | å ±ã
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| 107 | * ã¢ã»ã³ããªè¨èªãã¡ã¤ã«ã«ä¸ããããã«åå¨ãã¦ãã.
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| 108 | *
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| 109 | * offset.inc ãã¡ã¤ã«ã®ä¸èº«ã¯, åãªãã·ã³ãã«å®ç¾©ãã¡ã¤ã«ã§ãã.
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| 110 | * ã·ã³ãã«ã¨ãã£ã¦ãå®ç¾©ããã·ã³ãã«ã®å称ã«ã¯ãã¿ã¼ã³ããã,
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| 111 | * 大ããåãã¦æ¬¡ã®3種é¡ã«åé¡ã§ãã.
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| 112 | *
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| 113 | * <æ§é ä½å>_<è¦ç´ å> (ä¾) TCB_sp, TCB_pc, TCB_enatex ãªã©
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| 114 | * <æ§é ä½å>_<è¦ç´ å>_bit (ä¾) TCB_enatex_bit ãªã©
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| 115 | * <æ§é ä½å>_<è¦ç´ å>_mask (ä¾) TCB_enatex_mask ãªã©
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| 116 | *
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| 117 | * (ä¾)
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| 118 | * TCB_texptn equ 14
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| 119 | * TCB_sp equ 20
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| 120 | * TCB_pc equ 24
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| 121 | * TCB_enatex equ 12
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| 122 | * TCB_enatex_bit equ 14
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| 123 | * TCB_enatex_mask equ 0x4000
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| 124 | *
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| 125 | * ä¸çªã¯ããã¯ç¹å®ã®è¦ç´ ãæ§é ä½ã®å
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| 126 | é ããä½ãã¤ãå
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| 127 | ã«ããã
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| 128 | * ã¨ãããã¨ã示ãæ°å¤ã«ã¤ããã©ãã«ã®å称.
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| 129 | * äºçªç®ã¯ç¹å®ã®ããããã£ã¼ã«ãä¸ã®ãããã, ä¸ä½ããæ°ãã¦
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| 130 | * ä½ãããç®ã«ãããã¨ãããã¨ã示ãæ°å¤ã«ã¤ããã©ãã«ã®å称.
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| 131 | * 0ããå§ã¾ãæ°å¤ã§è¡¨ç¾ãã. æãä¸ä½ã®ãããã¯ç¬¬0ãããã§ãã.
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| 132 | * ä¸çªç®ã¯å
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| 133 | ã»ã©ã® <æ§é ä½å>_<è¦ç´ å>_bit ã¨ãé¢é£ããã,
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| 134 | * ç¹å®ã®ããããã£ã¼ã«ãä¸ã®ãããã®ãã¹ã¯å¤ã®å称.
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| 135 | * *_bit 㨠*_mask ã®å¤ã®éã«ã¯æ¬¡ã®é¢ä¿ããã.
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| 136 | * (*_mask) == (1 << *_bit)
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| 137 | * (ä¾) TCB_enatex_bit ã 14 ã®æ, TCB_enatex_mask 㯠0x4000
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| 138 | *
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| 139 | * ã¡ãªã¿ã«TLCS-900L1ä¾åé¨ã®å®è£
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| 140 | ã§ã¯, ç¹å®ãããã®ãã§ãã¯ãªã©ã«
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| 141 | * ãããå½ä»¤ã¢ãã¬ãã·ã³ã°ã使ç¨ãã¦ããã®ã§ *_mask ã¨ããã©ãã«ã¯
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| 142 | * 使ç¨ãã¦ããªã.
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| 143 | */
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| 144 |
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| 145 | #include "jsp_kernel.h"
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| 146 | #include "task.h"
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| 147 |
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| 148 |
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| 149 | void makeoffset(void);
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| 150 |
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| 151 | void
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| 152 | makeoffset()
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| 153 | {
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| 154 | Asm("; BEGIN TCB_texptn\n");
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| 155 | (((TCB *)0)->texptn) |= (TEXPTN)1;
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| 156 | Asm("; END");
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| 157 |
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| 158 | Asm("; BEGIN TCB_sp\n");
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| 159 | (((TCB *)0)->tskctxb.xsp) = (VP)1;
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| 160 | Asm("; END");
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| 161 |
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| 162 | Asm("; BEGIN TCB_pc\n");
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| 163 | (((TCB *)0)->tskctxb.pc)();
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| 164 | Asm("; END");
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| 165 |
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| 166 | Asm("; BEGIN TCB_enatex\n");
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| 167 | (((TCB *)0)->enatex) = 1;
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| 168 | Asm("; END");
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| 169 | }
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| 170 |
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