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¨è使¨©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®è使¨©
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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®è使¨©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«çãããããªãæå®³
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78 | * ãããï¼ä¸è¨è使¨©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¨è使¨©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¨è使¨©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«çãããããªãæå®³ã«é¢ãã¦ãï¼ãã®è²¬ä»»ãè²
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91 | * ããªãï¼
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92 | *
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93 | * @(#) $Id: hw_timer.h,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 | * ã¿ã¤ããã©ã¤ãï¼Zup-F16æ¡å¼µãã¼ãç¨ï¼
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98 | */
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99 |
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100 | #ifndef _HW_TIMER_H_
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101 | #define _HW_TIMER_H_
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102 |
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103 | #include <s_services.h>
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104 | #include <sil.h>
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105 | #include <tmp91cy22.h>
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106 |
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107 | /*
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108 | * ã¿ã¤ãå²è¾¼ã¿ãã³ãã©ã®ãã¯ã¿çªå·
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109 | */
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110 | #define INHNO_TIMER INT_NO_TA0
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111 |
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112 | /*
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113 | * ã¿ã¤ãã¼ã®å²ãè¾¼ã¿ã¬ãã«
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114 | */
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115 | #define INT_LEVEL_TIMER 0x04
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116 |
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117 | #ifndef _MACRO_ONLY
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118 |
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119 | /*
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120 | * 1msã®ã¿ã¤ãã¼å²ãè¾¼ã¿ã使ç¨ããã®ã§ãã®ã¯ããã¯ãå®ç¾©ããï¼
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121 | */
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122 | #define TIMER_CLOCK 192
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123 |
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124 |
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125 | /*
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126 | * ã¿ã¤ãã®èµ·åå¦ç
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127 | *
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128 | * ã¿ã¤ããåæåãï¼å¨æçãªã¿ã¤ãå²è¾¼ã¿è¦æ±ãçºçãããï¼
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129 | */
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130 | #pragma inline hw_timer_initialize
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131 | void
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132 | hw_timer_initialize()
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133 | {
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134 | /* ã¿ã¤ã0忢 */
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135 | sil_wrb_mem((VP)TADR_SFR_TA01RUN,
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136 | (VB)(sil_reb_mem((VP)TADR_SFR_TA01RUN) & ~TBIT_TA0RUN));
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137 | /* ã¢ã¼ãè¨å® IDLE2:åä½,8bitã¢ã¼ã,ã½ã¼ã¹ã¯ããã¯/16,1ms */
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138 | sil_wrb_mem((VP)TADR_SFR_TA01RUN,
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139 | (sil_reb_mem((VP)TADR_SFR_TA01RUN) | TBIT_I2TA01));
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140 | sil_wrb_mem((VP)TADR_SFR_TA01MOD,
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141 | (sil_reb_mem((VP)TADR_SFR_TA01MOD) | TBIT_TA0CLK16));
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142 | sil_wrb_mem((VP)TADR_SFR_TA0REG, (VB)(TIMER_CLOCK - 1) );
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143 | /* å²è¾¼ã¿è¨å® å²è¾¼ã¿è¦æ±ã¯ãªã¢,å²è¾¼ã¿ã¬ãã«5 */
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144 | sil_wrb_mem((VP)TADR_SFR_INTCLR, TBIT_TA0_CLR );
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145 | sil_wrb_mem((VP)TADR_SFR_INTETA01,
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146 | (VB)((sil_reb_mem((VP)TADR_SFR_INTETA01) & ~TBIT_INTM_L) | INT_LEVEL_TIMER));
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147 | /* ã¿ã¤ã0ããã³ããªã¹ã±ã¼ã©èµ·å */
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148 | sil_wrb_mem((VP)TADR_SFR_TA01RUN,
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149 | (VB)(sil_reb_mem((VP)TADR_SFR_TA01RUN) | (TBIT_TA01PRUN | TBIT_TA0RUN)));
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150 | }
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151 |
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152 | /*
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153 | * ã¿ã¤ãå²è¾¼ã¿è¦æ±ã®ã¯ãªã¢
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154 | */
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155 | #pragma inline hw_timer_int_clear
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156 | void
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157 | hw_timer_int_clear()
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158 | {
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159 | /* å²è¾¼ã¿è¦æ±ã¯ãªã¢ */
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160 | sil_wrb_mem((VP)TADR_SFR_INTCLR, TBIT_TA0_CLR );
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161 | }
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162 |
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163 | /*
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164 | * ã¿ã¤ãã®åæ¢å¦ç
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165 | *
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166 | * ã¿ã¤ãã®åä½ã忢ãããï¼
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167 | */
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168 | #pragma inline hw_timer_terminate
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169 | void
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170 | hw_timer_terminate()
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171 | {
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172 | /* ã¿ã¤ã0忢 */
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173 | sil_wrb_mem((VP)TADR_SFR_TA01RUN,
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174 | (VB)(sil_reb_mem((VP)TADR_SFR_TA01RUN) & ~TBIT_TA0RUN));
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175 | }
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176 |
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177 | /*
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178 | * ã¿ã¤ãå²è¾¼ã¿è¦æ±ã®ãã§ãã¯
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179 | */
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180 | #pragma inline hw_timer_fetch_interrupt
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181 | BOOL
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182 | hw_timer_fetch_interrupt(void)
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183 | {
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184 | return (sil_reb_mem((VP)TADR_SFR_INTETA01) & TBIT_INTC_L);
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185 | }
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186 |
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187 | #endif /* _MACRO_ONLY */
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188 | #endif /* _HW_TIMER_H_ */
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