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) 2000-2004 by Embedded and Real-Time Systems Laboratory
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7 | * Toyohashi Univ. of Technology, JAPAN
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8 | * Copyright (C) 2001-2004 by Dep. of Computer Science and Engineering
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9 | * Tomakomai National College of Technology, JAPAN
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10 | * Copyright (C) 2001-2007 by Industrial Technology Institute,
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11 | * Miyagi Prefectural Government, JAPAN
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12 | *
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13 | * ä¸è¨è使¨©è
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14 | ã¯ï¼ä»¥ä¸ã® (1)ã(4) ã®æ¡ä»¶ãï¼Free Software Foundation
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15 | * ã«ãã£ã¦å
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16 | ¬è¡¨ããã¦ãã GNU General Public License ã® Version 2 ã«è¨
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17 | * è¿°ããã¦ããæ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§ã¢ï¼æ¬ã½ããã¦ã§ã¢
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18 | * ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹å¤ã»åé
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19 | å¸ï¼ä»¥ä¸ï¼
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20 | * å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
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21 | * (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½
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22 | * 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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23 | * ã¹ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
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24 | * (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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25 | * ç¨ã§ããå½¢ã§åé
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26 | å¸ããå ´åã«ã¯ï¼åé
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27 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨
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28 | * è
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29 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è使¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨
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30 | * ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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31 | * (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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32 | * ç¨ã§ããªãå½¢ã§åé
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33 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®ããããã®æ¡ä»¶ãæºããã
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34 | * ã¨ï¼
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35 | * (a) åé
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36 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
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37 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è
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38 | * 使¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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39 | * (b) åé
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40 | å¸ã®å½¢æ
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41 | ãï¼å¥ã«å®ããæ¹æ³ã«ãã£ã¦ï¼TOPPERSããã¸ã§ã¯ãã«
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42 | * å ±åãããã¨ï¼
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43 | * (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ
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44 | * 害ãããï¼ä¸è¨è使¨©è
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45 | ããã³TOPPERSããã¸ã§ã¯ããå
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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¨è使¨©è
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49 | ã
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50 | * ãã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ãã®é©ç¨å¯è½æ§ã
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51 | * å«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´
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52 | * æ¥çã¾ãã¯éæ¥çã«çãããããªãæå®³ã«é¢ãã¦ãï¼ãã®è²¬ä»»ãè² ããªãï¼
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53 | */
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54 |
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55 | #ifndef _CPU_INSN_H_
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56 | #define _CPU_INSN_H_
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57 |
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58 | /* ä¸è¨ã«ã¦å©ç¨ãã¦ãããMAX_IPM 㯠cpu_config.h ã§å®ç¾© */
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59 |
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60 | #ifndef _MACRO_ONLY
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61 |
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62 | /*
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63 | * å¶å¾¡ã¬ã¸ã¹ã¿ã®æä½é¢æ°
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64 | */
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65 |
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66 | #include <machine.h> /* å¦çç³»ã®çµã¿è¾¼ã¿é¢æ° */
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67 |
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68 | /*
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69 | * ã³ã³ãã·ã§ã³ã³ã¼ãã¬ã¸ã¹ã¿ï¼CCRï¼ã®ç¾å¨å¤ã®èªåºã
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70 | *ããUB current_ccr(void);
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71 | *ãããâãunsigned char get_ccr(void);
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72 | */
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73 | #define current_ccr get_ccr
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74 |
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75 | /*
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76 | * ã³ã³ãã·ã§ã³ã³ã¼ãã¬ã¸ã¹ã¿ï¼CCRï¼ã®ç¾å¨å¤ã®å¤æ´
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77 | *ããçµã¿è¾¼ã¿é¢æ°ã®set_ccr()ããã®ã¾ã¾ä½¿ãã
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78 | *ããvoid set_ccr(unsigned char ccr);
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79 | */
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80 |
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81 | /*
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82 | * ã¨ã¯ã¹ãã³ãã¬ã¸ã¹ã¿ï¼EXRï¼ã®ç¾å¨å¤ã®èªåºã
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83 | *ããUB current_exr(void);
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84 | *ãããâãunsigned char get_exr(void);
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85 | */
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86 | #define current_exr get_exr
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87 |
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88 | /*
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89 | * ã¨ã¯ã¹ãã³ãã¬ã¸ã¹ã¿ï¼EXRï¼ã®ç¾å¨å¤ã®å¤æ´
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90 | *ããçµã¿è¾¼ã¿é¢æ°ã®set_exr()ããã®ã¾ã¾ä½¿ãã
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91 | *ããvoid set_exr(unsigned char exr);
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92 | */
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93 |
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94 | /*
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95 | * å²è¾¼ã¿ãã¹ã¯æä½ã©ã¤ãã©ãª (å²è¾¼ã¿ã¢ã¼ãï¼ç¨)
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96 | */
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97 |
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98 | /*
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99 | * å²è¾¼ã¿ãã¹ã¯ã®ç¾å¨å¤ã®èªåºã
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100 | *ããIPM current_intmask(void);
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101 | *ãããâãunsigned char get_imask_exr(void);
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102 | */
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103 | #define current_intmask (IPM)get_imask_exr
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104 |
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105 | /*
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106 | * å²è¾¼ã¿ãã¹ã¯ã®è¨å®
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107 | *ãããã»å¼æ°intmaskã®ç¯å²ãã§ãã¯ã¯çç¥ãã¦ããã
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108 | */
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109 | #define set_intmask(intmask) set_imask_exr(intmask)
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110 |
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111 | /* ç¨èªå®ç¾©
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112 | *ããã«ã¼ãã«ç®¡çä¸ã®å²è¾¼ã¿ ï¼ å²è¾¼ã¿ã¬ãã«ãMAX_IPM 以ä¸ã®å²è¾¼ã¿
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113 | *ããã«ã¼ãã«ç®¡çå¤ã®å²è¾¼ã¿ ï¼ ãã©ã¤ãªãªãã£ã¬ãã«(MAX_IPM+1)
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114 | *ããããããããããããããã以ä¸ã®å²è¾¼ã¿ã¨NMI
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115 | */
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116 |
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117 | /*
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118 | * ã«ã¼ãã«ç®¡çä¸ã®å²è¾¼ã¿ãç¦æ¢
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119 | *ãããã»EXRã¬ã¸ã¹ã¿ã®ãã¬ã¼ã¹ãããTã®ä¿åã¯çç¥ãã¦ããã
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120 | */
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121 | #define disint() set_intmask( (UB)MAX_IPM )
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122 |
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123 | /*
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124 | * ã«ã¼ãã«ç®¡çä¸ã®å²è¾¼ã¿ã許å¯
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125 | *ãããã»EXRã¬ã¸ã¹ã¿ã®ãã¬ã¼ã¹ãããTã®ä¿åã¯çç¥ãã¦ããã
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126 | *ãããã»ãã®å¦çã¯ãäºå®ä¸ãã«ã¼ãã«ç®¡çä¸ã®æç¡ãåããã
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127 | *ãããããã¹ã¦ã®å²è¾¼ã¿ã許å¯ãããã¨ã«ãªã£ã¦ããã
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128 | */
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129 | #define enaint() set_intmask( (UB)0 )
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130 |
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131 | /*
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132 | * å²è¾¼ã¿ããã¯ç¶æ
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133 | ã®å¶å¾¡ç¨é¢æ°
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134 | */
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135 |
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136 | /*
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137 | * ã«ã¼ãã«ç®¡çå¤ãå«ãã¦ãã¹ã¦ã®å²è¾¼ã¿ãç¦æ¢ (NMIãé¤ã)
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138 | *ãããã»EXRã¬ã¸ã¹ã¿ã®ãã¬ã¼ã¹ãããTã®ä¿åã¯çç¥ãã¦ããã
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139 | */
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140 | #define _disint_() set_exr( EXR_I_MASK )
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141 |
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142 |
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143 | #endif /* _MACRO_ONLY */
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144 |
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145 | #endif /* _CPU_INSN_H_ */
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