[313] | 1 | /*
|
---|
| 2 | * TOPPERS/ASP Kernel
|
---|
| 3 | * Toyohashi Open Platform for Embedded Real-Time Systems/
|
---|
| 4 | * Advanced Standard Profile Kernel
|
---|
| 5 | *
|
---|
| 6 | * Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory
|
---|
| 7 | * Toyohashi Univ. of Technology, JAPAN
|
---|
| 8 | * Copyright (C) 2005-2014 by Embedded and Real-Time Systems Laboratory
|
---|
| 9 | * Graduate School of Information Science, Nagoya Univ., JAPAN
|
---|
| 10 | *
|
---|
| 11 | * ä¸è¨èä½æ¨©è
|
---|
| 12 | ã¯ï¼ä»¥ä¸ã®(1)ï½(4)ã®æ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§
|
---|
| 13 | * ã¢ï¼æ¬ã½ããã¦ã§ã¢ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹
|
---|
| 14 | * å¤ã»åé
|
---|
| 15 | å¸ï¼ä»¥ä¸ï¼å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
|
---|
| 16 | * (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½
|
---|
| 17 | * 権表示ï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãï¼ãã®ã¾ã¾ã®å½¢ã§ã½ã¼
|
---|
| 18 | * ã¹ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
|
---|
| 19 | * (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
|
---|
| 20 | * ç¨ã§ããå½¢ã§åé
|
---|
| 21 | å¸ããå ´åã«ã¯ï¼åé
|
---|
| 22 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨
|
---|
| 23 | * è
|
---|
| 24 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®èä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨
|
---|
| 25 | * ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
|
---|
| 26 | * (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
|
---|
| 27 | * ç¨ã§ããªãå½¢ã§åé
|
---|
| 28 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®ããããã®æ¡ä»¶ãæºããã
|
---|
| 29 | * ã¨ï¼
|
---|
| 30 | * (a) åé
|
---|
| 31 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
|
---|
| 32 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è
|
---|
| 33 | * ä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
|
---|
| 34 | * (b) åé
|
---|
| 35 | å¸ã®å½¢æ
|
---|
| 36 | ãï¼å¥ã«å®ããæ¹æ³ã«ãã£ã¦ï¼TOPPERSããã¸ã§ã¯ãã«
|
---|
| 37 | * å ±åãããã¨ï¼
|
---|
| 38 | * (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ
|
---|
| 39 | * 害ãããï¼ä¸è¨èä½æ¨©è
|
---|
| 40 | ããã³TOPPERSããã¸ã§ã¯ããå
|
---|
| 41 | 責ãããã¨ï¼
|
---|
| 42 | * ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®ã¦ã¼ã¶ã¾ãã¯ã¨ã³ãã¦ã¼ã¶ããã®ãããªãç
|
---|
| 43 | * ç±ã«åºã¥ãè«æ±ãããï¼ä¸è¨èä½æ¨©è
|
---|
| 44 | ããã³TOPPERSããã¸ã§ã¯ãã
|
---|
| 45 | * å
|
---|
| 46 | 責ãããã¨ï¼
|
---|
| 47 | *
|
---|
| 48 | * æ¬ã½ããã¦ã§ã¢ã¯ï¼ç¡ä¿è¨¼ã§æä¾ããã¦ãããã®ã§ããï¼ä¸è¨èä½æ¨©è
|
---|
| 49 | ã
|
---|
| 50 | * ãã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ç¹å®ã®ä½¿ç¨ç®ç
|
---|
| 51 | * ã«å¯¾ããé©åæ§ãå«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§
|
---|
| 52 | * ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ害ã«é¢ãã¦ãï¼ã
|
---|
| 53 | * ã®è²¬ä»»ãè² ããªãï¼
|
---|
| 54 | *
|
---|
| 55 | * $Id: eventflag.c 313 2017-07-23 04:50:32Z coas-nagasima $
|
---|
| 56 | */
|
---|
| 57 |
|
---|
| 58 | /*
|
---|
| 59 | * ã¤ãã³ããã©ã°æ©è½
|
---|
| 60 | */
|
---|
| 61 |
|
---|
| 62 | #include "kernel_impl.h"
|
---|
| 63 | #include "check.h"
|
---|
| 64 | #include "task.h"
|
---|
| 65 | #include "wait.h"
|
---|
| 66 | #include "eventflag.h"
|
---|
| 67 |
|
---|
| 68 | /*
|
---|
| 69 | * ãã¬ã¼ã¹ãã°ãã¯ãã®ããã©ã«ãå®ç¾©
|
---|
| 70 | */
|
---|
| 71 | #ifndef LOG_ACRE_FLG_ENTER
|
---|
| 72 | #define LOG_ACRE_FLG_ENTER(pk_cflg)
|
---|
| 73 | #endif /* LOG_ACRE_FLG_ENTER */
|
---|
| 74 |
|
---|
| 75 | #ifndef LOG_ACRE_FLG_LEAVE
|
---|
| 76 | #define LOG_ACRE_FLG_LEAVE(ercd)
|
---|
| 77 | #endif /* LOG_ACRE_FLG_LEAVE */
|
---|
| 78 |
|
---|
| 79 | #ifndef LOG_DEL_FLG_ENTER
|
---|
| 80 | #define LOG_DEL_FLG_ENTER(flgid)
|
---|
| 81 | #endif /* LOG_DEL_FLG_ENTER */
|
---|
| 82 |
|
---|
| 83 | #ifndef LOG_DEL_FLG_LEAVE
|
---|
| 84 | #define LOG_DEL_FLG_LEAVE(ercd)
|
---|
| 85 | #endif /* LOG_DEL_FLG_LEAVE */
|
---|
| 86 |
|
---|
| 87 | #ifndef LOG_SET_FLG_ENTER
|
---|
| 88 | #define LOG_SET_FLG_ENTER(flgid, setptn)
|
---|
| 89 | #endif /* LOG_SET_FLG_ENTER */
|
---|
| 90 |
|
---|
| 91 | #ifndef LOG_SET_FLG_LEAVE
|
---|
| 92 | #define LOG_SET_FLG_LEAVE(ercd)
|
---|
| 93 | #endif /* LOG_SET_FLG_LEAVE */
|
---|
| 94 |
|
---|
| 95 | #ifndef LOG_ISET_FLG_ENTER
|
---|
| 96 | #define LOG_ISET_FLG_ENTER(flgid, setptn)
|
---|
| 97 | #endif /* LOG_ISET_FLG_ENTER */
|
---|
| 98 |
|
---|
| 99 | #ifndef LOG_ISET_FLG_LEAVE
|
---|
| 100 | #define LOG_ISET_FLG_LEAVE(ercd)
|
---|
| 101 | #endif /* LOG_ISET_FLG_LEAVE */
|
---|
| 102 |
|
---|
| 103 | #ifndef LOG_CLR_FLG_ENTER
|
---|
| 104 | #define LOG_CLR_FLG_ENTER(flgid, clrptn)
|
---|
| 105 | #endif /* LOG_CLR_FLG_ENTER */
|
---|
| 106 |
|
---|
| 107 | #ifndef LOG_CLR_FLG_LEAVE
|
---|
| 108 | #define LOG_CLR_FLG_LEAVE(ercd)
|
---|
| 109 | #endif /* LOG_CLR_FLG_LEAVE */
|
---|
| 110 |
|
---|
| 111 | #ifndef LOG_WAI_FLG_ENTER
|
---|
| 112 | #define LOG_WAI_FLG_ENTER(flgid, waiptn, wfmode, p_flgptn)
|
---|
| 113 | #endif /* LOG_WAI_FLG_ENTER */
|
---|
| 114 |
|
---|
| 115 | #ifndef LOG_WAI_FLG_LEAVE
|
---|
| 116 | #define LOG_WAI_FLG_LEAVE(ercd, flgptn)
|
---|
| 117 | #endif /* LOG_WAI_FLG_LEAVE */
|
---|
| 118 |
|
---|
| 119 | #ifndef LOG_POL_FLG_ENTER
|
---|
| 120 | #define LOG_POL_FLG_ENTER(flgid, waiptn, wfmode, p_flgptn)
|
---|
| 121 | #endif /* LOG_POL_FLG_ENTER */
|
---|
| 122 |
|
---|
| 123 | #ifndef LOG_POL_FLG_LEAVE
|
---|
| 124 | #define LOG_POL_FLG_LEAVE(ercd, flgptn)
|
---|
| 125 | #endif /* LOG_POL_FLG_LEAVE */
|
---|
| 126 |
|
---|
| 127 | #ifndef LOG_TWAI_FLG_ENTER
|
---|
| 128 | #define LOG_TWAI_FLG_ENTER(flgid, waiptn, wfmode, p_flgptn, tmout)
|
---|
| 129 | #endif /* LOG_TWAI_FLG_ENTER */
|
---|
| 130 |
|
---|
| 131 | #ifndef LOG_TWAI_FLG_LEAVE
|
---|
| 132 | #define LOG_TWAI_FLG_LEAVE(ercd, flgptn)
|
---|
| 133 | #endif /* LOG_TWAI_FLG_LEAVE */
|
---|
| 134 |
|
---|
| 135 | #ifndef LOG_INI_FLG_ENTER
|
---|
| 136 | #define LOG_INI_FLG_ENTER(flgid)
|
---|
| 137 | #endif /* LOG_INI_FLG_ENTER */
|
---|
| 138 |
|
---|
| 139 | #ifndef LOG_INI_FLG_LEAVE
|
---|
| 140 | #define LOG_INI_FLG_LEAVE(ercd)
|
---|
| 141 | #endif /* LOG_INI_FLG_LEAVE */
|
---|
| 142 |
|
---|
| 143 | #ifndef LOG_REF_FLG_ENTER
|
---|
| 144 | #define LOG_REF_FLG_ENTER(flgid, pk_rflg)
|
---|
| 145 | #endif /* LOG_REF_FLG_ENTER */
|
---|
| 146 |
|
---|
| 147 | #ifndef LOG_REF_FLG_LEAVE
|
---|
| 148 | #define LOG_REF_FLG_LEAVE(ercd, pk_rflg)
|
---|
| 149 | #endif /* LOG_REF_FLG_LEAVE */
|
---|
| 150 |
|
---|
| 151 | /*
|
---|
| 152 | * ã¤ãã³ããã©ã°ã®æ°
|
---|
| 153 | */
|
---|
| 154 | #define tnum_flg ((uint_t)(tmax_flgid - TMIN_FLGID + 1))
|
---|
| 155 | #define tnum_sflg ((uint_t)(tmax_sflgid - TMIN_FLGID + 1))
|
---|
| 156 |
|
---|
| 157 | /*
|
---|
| 158 | * ã¤ãã³ããã©ã°IDããã¤ãã³ããã©ã°ç®¡çãããã¯ãåãåºãããã®ãã¯ã
|
---|
| 159 | */
|
---|
| 160 | #define INDEX_FLG(flgid) ((uint_t)((flgid) - TMIN_FLGID))
|
---|
| 161 | #define get_flgcb(flgid) (&(flgcb_table[INDEX_FLG(flgid)]))
|
---|
| 162 |
|
---|
| 163 | #ifdef TOPPERS_flgini
|
---|
| 164 |
|
---|
| 165 | /*
|
---|
| 166 | * 使ç¨ãã¦ããªãã¤ãã³ããã©ã°ç®¡çãããã¯ã®ãªã¹ã
|
---|
| 167 | */
|
---|
| 168 | QUEUE free_flgcb;
|
---|
| 169 |
|
---|
| 170 | /*
|
---|
| 171 | * ã¤ãã³ããã©ã°æ©è½ã®åæå
|
---|
| 172 | */
|
---|
| 173 | void
|
---|
| 174 | initialize_eventflag(void)
|
---|
| 175 | {
|
---|
| 176 | uint_t i, j;
|
---|
| 177 | FLGCB *p_flgcb;
|
---|
| 178 | FLGINIB *p_flginib;
|
---|
| 179 |
|
---|
| 180 | for (i = 0; i < tnum_sflg; i++) {
|
---|
| 181 | p_flgcb = &(flgcb_table[i]);
|
---|
| 182 | queue_initialize(&(p_flgcb->wait_queue));
|
---|
| 183 | p_flgcb->p_flginib = &(flginib_table[i]);
|
---|
| 184 | p_flgcb->flgptn = p_flgcb->p_flginib->iflgptn;
|
---|
| 185 | }
|
---|
| 186 | queue_initialize(&free_flgcb);
|
---|
| 187 | for (j = 0; i < tnum_flg; i++, j++) {
|
---|
| 188 | p_flgcb = &(flgcb_table[i]);
|
---|
| 189 | p_flginib = &(aflginib_table[j]);
|
---|
| 190 | p_flginib->flgatr = TA_NOEXS;
|
---|
| 191 | p_flgcb->p_flginib = ((const FLGINIB *) p_flginib);
|
---|
| 192 | queue_insert_prev(&free_flgcb, &(p_flgcb->wait_queue));
|
---|
| 193 | }
|
---|
| 194 | }
|
---|
| 195 |
|
---|
| 196 | #endif /* TOPPERS_flgini */
|
---|
| 197 |
|
---|
| 198 | /*
|
---|
| 199 | * ã¤ãã³ããã©ã°å¾
|
---|
| 200 | ã¡è§£é¤æ¡ä»¶ã®ãã§ãã¯
|
---|
| 201 | */
|
---|
| 202 | #ifdef TOPPERS_flgcnd
|
---|
| 203 |
|
---|
| 204 | bool_t
|
---|
| 205 | check_flg_cond(FLGCB *p_flgcb, FLGPTN waiptn, MODE wfmode, FLGPTN *p_flgptn)
|
---|
| 206 | {
|
---|
| 207 | if ((wfmode & TWF_ORW) != 0U ? (p_flgcb->flgptn & waiptn) != 0U
|
---|
| 208 | : (p_flgcb->flgptn & waiptn) == waiptn) {
|
---|
| 209 | *p_flgptn = p_flgcb->flgptn;
|
---|
| 210 | if ((p_flgcb->p_flginib->flgatr & TA_CLR) != 0U) {
|
---|
| 211 | p_flgcb->flgptn = 0U;
|
---|
| 212 | }
|
---|
| 213 | return(true);
|
---|
| 214 | }
|
---|
| 215 | return(false);
|
---|
| 216 | }
|
---|
| 217 |
|
---|
| 218 | #endif /* TOPPERS_flgcnd */
|
---|
| 219 |
|
---|
| 220 | /*
|
---|
| 221 | * ã¤ãã³ããã©ã°ã®çæ
|
---|
| 222 | */
|
---|
| 223 | #ifdef TOPPERS_acre_flg
|
---|
| 224 |
|
---|
| 225 | ER_UINT
|
---|
| 226 | acre_flg(const T_CFLG *pk_cflg)
|
---|
| 227 | {
|
---|
| 228 | FLGCB *p_flgcb;
|
---|
| 229 | FLGINIB *p_flginib;
|
---|
| 230 | ER ercd;
|
---|
| 231 |
|
---|
| 232 | LOG_ACRE_FLG_ENTER(pk_cflg);
|
---|
| 233 | CHECK_TSKCTX_UNL();
|
---|
| 234 | CHECK_RSATR(pk_cflg->flgatr, TA_TPRI|TA_WMUL|TA_CLR);
|
---|
| 235 |
|
---|
| 236 | t_lock_cpu();
|
---|
| 237 | if (tnum_flg == 0 || queue_empty(&free_flgcb)) {
|
---|
| 238 | ercd = E_NOID;
|
---|
| 239 | }
|
---|
| 240 | else {
|
---|
| 241 | p_flgcb = ((FLGCB *) queue_delete_next(&free_flgcb));
|
---|
| 242 | p_flginib = (FLGINIB *)(p_flgcb->p_flginib);
|
---|
| 243 | p_flginib->flgatr = pk_cflg->flgatr;
|
---|
| 244 | p_flginib->iflgptn = pk_cflg->iflgptn;
|
---|
| 245 |
|
---|
| 246 | queue_initialize(&(p_flgcb->wait_queue));
|
---|
| 247 | p_flgcb->flgptn = p_flgcb->p_flginib->iflgptn;
|
---|
| 248 | ercd = FLGID(p_flgcb);
|
---|
| 249 | }
|
---|
| 250 | t_unlock_cpu();
|
---|
| 251 |
|
---|
| 252 | error_exit:
|
---|
| 253 | LOG_ACRE_FLG_LEAVE(ercd);
|
---|
| 254 | return(ercd);
|
---|
| 255 | }
|
---|
| 256 |
|
---|
| 257 | #endif /* TOPPERS_acre_flg */
|
---|
| 258 |
|
---|
| 259 | /*
|
---|
| 260 | * ã¤ãã³ããã©ã°ã®åé¤
|
---|
| 261 | */
|
---|
| 262 | #ifdef TOPPERS_del_flg
|
---|
| 263 |
|
---|
| 264 | ER
|
---|
| 265 | del_flg(ID flgid)
|
---|
| 266 | {
|
---|
| 267 | FLGCB *p_flgcb;
|
---|
| 268 | FLGINIB *p_flginib;
|
---|
| 269 | bool_t dspreq;
|
---|
| 270 | ER ercd;
|
---|
| 271 |
|
---|
| 272 | LOG_DEL_FLG_ENTER(flgid);
|
---|
| 273 | CHECK_TSKCTX_UNL();
|
---|
| 274 | CHECK_FLGID(flgid);
|
---|
| 275 | p_flgcb = get_flgcb(flgid);
|
---|
| 276 |
|
---|
| 277 | t_lock_cpu();
|
---|
| 278 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 279 | ercd = E_NOEXS;
|
---|
| 280 | }
|
---|
| 281 | else if (FLGID(p_flgcb) > tmax_sflgid) {
|
---|
| 282 | dspreq = init_wait_queue(&(p_flgcb->wait_queue));
|
---|
| 283 | p_flginib = (FLGINIB *)(p_flgcb->p_flginib);
|
---|
| 284 | p_flginib->flgatr = TA_NOEXS;
|
---|
| 285 | queue_insert_prev(&free_flgcb, &(p_flgcb->wait_queue));
|
---|
| 286 | if (dspreq) {
|
---|
| 287 | dispatch();
|
---|
| 288 | }
|
---|
| 289 | ercd = E_OK;
|
---|
| 290 | }
|
---|
| 291 | else {
|
---|
| 292 | ercd = E_OBJ;
|
---|
| 293 | }
|
---|
| 294 | t_unlock_cpu();
|
---|
| 295 |
|
---|
| 296 | error_exit:
|
---|
| 297 | LOG_DEL_FLG_LEAVE(ercd);
|
---|
| 298 | return(ercd);
|
---|
| 299 | }
|
---|
| 300 |
|
---|
| 301 | #endif /* TOPPERS_del_flg */
|
---|
| 302 |
|
---|
| 303 | /*
|
---|
| 304 | * ã¤ãã³ããã©ã°ã®ã»ãã
|
---|
| 305 | */
|
---|
| 306 | #ifdef TOPPERS_set_flg
|
---|
| 307 |
|
---|
| 308 | ER
|
---|
| 309 | set_flg(ID flgid, FLGPTN setptn)
|
---|
| 310 | {
|
---|
| 311 | FLGCB *p_flgcb;
|
---|
| 312 | QUEUE *p_queue;
|
---|
| 313 | TCB *p_tcb;
|
---|
| 314 | WINFO_FLG *p_winfo_flg;
|
---|
| 315 | bool_t dspreq = false;
|
---|
| 316 | ER ercd;
|
---|
| 317 |
|
---|
| 318 | LOG_SET_FLG_ENTER(flgid, setptn);
|
---|
| 319 | CHECK_TSKCTX_UNL();
|
---|
| 320 | CHECK_FLGID(flgid);
|
---|
| 321 | p_flgcb = get_flgcb(flgid);
|
---|
| 322 |
|
---|
| 323 | t_lock_cpu();
|
---|
| 324 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 325 | ercd = E_NOEXS;
|
---|
| 326 | }
|
---|
| 327 | else {
|
---|
| 328 | p_flgcb->flgptn |= setptn;
|
---|
| 329 | p_queue = p_flgcb->wait_queue.p_next;
|
---|
| 330 | while (p_queue != &(p_flgcb->wait_queue)) {
|
---|
| 331 | p_tcb = (TCB *) p_queue;
|
---|
| 332 | p_queue = p_queue->p_next;
|
---|
| 333 | p_winfo_flg = (WINFO_FLG *)(p_tcb->p_winfo);
|
---|
| 334 | if (check_flg_cond(p_flgcb, p_winfo_flg->waiptn,
|
---|
| 335 | p_winfo_flg->wfmode, &(p_winfo_flg->flgptn))) {
|
---|
| 336 | queue_delete(&(p_tcb->task_queue));
|
---|
| 337 | if (wait_complete(p_tcb)) {
|
---|
| 338 | dspreq = true;
|
---|
| 339 | }
|
---|
| 340 | if ((p_flgcb->p_flginib->flgatr & TA_CLR) != 0U) {
|
---|
| 341 | break;
|
---|
| 342 | }
|
---|
| 343 | }
|
---|
| 344 | }
|
---|
| 345 | if (dspreq) {
|
---|
| 346 | dispatch();
|
---|
| 347 | }
|
---|
| 348 | ercd = E_OK;
|
---|
| 349 | }
|
---|
| 350 | t_unlock_cpu();
|
---|
| 351 |
|
---|
| 352 | error_exit:
|
---|
| 353 | LOG_SET_FLG_LEAVE(ercd);
|
---|
| 354 | return(ercd);
|
---|
| 355 | }
|
---|
| 356 |
|
---|
| 357 | #endif /* TOPPERS_set_flg */
|
---|
| 358 |
|
---|
| 359 | /*
|
---|
| 360 | * ã¤ãã³ããã©ã°ã®ã»ããï¼éã¿ã¹ã¯ã³ã³ããã¹ãç¨ï¼
|
---|
| 361 | */
|
---|
| 362 | #ifdef TOPPERS_iset_flg
|
---|
| 363 |
|
---|
| 364 | ER
|
---|
| 365 | iset_flg(ID flgid, FLGPTN setptn)
|
---|
| 366 | {
|
---|
| 367 | FLGCB *p_flgcb;
|
---|
| 368 | QUEUE *p_queue;
|
---|
| 369 | TCB *p_tcb;
|
---|
| 370 | WINFO_FLG *p_winfo_flg;
|
---|
| 371 | ER ercd;
|
---|
| 372 |
|
---|
| 373 | LOG_ISET_FLG_ENTER(flgid, setptn);
|
---|
| 374 | CHECK_INTCTX_UNL();
|
---|
| 375 | CHECK_FLGID(flgid);
|
---|
| 376 | p_flgcb = get_flgcb(flgid);
|
---|
| 377 |
|
---|
| 378 | i_lock_cpu();
|
---|
| 379 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 380 | ercd = E_NOEXS;
|
---|
| 381 | }
|
---|
| 382 | else {
|
---|
| 383 | p_flgcb->flgptn |= setptn;
|
---|
| 384 | p_queue = p_flgcb->wait_queue.p_next;
|
---|
| 385 | while (p_queue != &(p_flgcb->wait_queue)) {
|
---|
| 386 | p_tcb = (TCB *) p_queue;
|
---|
| 387 | p_queue = p_queue->p_next;
|
---|
| 388 | p_winfo_flg = (WINFO_FLG *)(p_tcb->p_winfo);
|
---|
| 389 | if (check_flg_cond(p_flgcb, p_winfo_flg->waiptn,
|
---|
| 390 | p_winfo_flg->wfmode, &(p_winfo_flg->flgptn))) {
|
---|
| 391 | queue_delete(&(p_tcb->task_queue));
|
---|
| 392 | if (wait_complete(p_tcb)) {
|
---|
| 393 | reqflg = true;
|
---|
| 394 | }
|
---|
| 395 | if ((p_flgcb->p_flginib->flgatr & TA_CLR) != 0U) {
|
---|
| 396 | break;
|
---|
| 397 | }
|
---|
| 398 | }
|
---|
| 399 | }
|
---|
| 400 | ercd = E_OK;
|
---|
| 401 | }
|
---|
| 402 | i_unlock_cpu();
|
---|
| 403 |
|
---|
| 404 | error_exit:
|
---|
| 405 | LOG_ISET_FLG_LEAVE(ercd);
|
---|
| 406 | return(ercd);
|
---|
| 407 | }
|
---|
| 408 |
|
---|
| 409 | #endif /* TOPPERS_iset_flg */
|
---|
| 410 |
|
---|
| 411 | /*
|
---|
| 412 | * ã¤ãã³ããã©ã°ã®ã¯ãªã¢
|
---|
| 413 | */
|
---|
| 414 | #ifdef TOPPERS_clr_flg
|
---|
| 415 |
|
---|
| 416 | ER
|
---|
| 417 | clr_flg(ID flgid, FLGPTN clrptn)
|
---|
| 418 | {
|
---|
| 419 | FLGCB *p_flgcb;
|
---|
| 420 | ER ercd;
|
---|
| 421 |
|
---|
| 422 | LOG_CLR_FLG_ENTER(flgid, clrptn);
|
---|
| 423 | CHECK_TSKCTX_UNL();
|
---|
| 424 | CHECK_FLGID(flgid);
|
---|
| 425 | p_flgcb = get_flgcb(flgid);
|
---|
| 426 |
|
---|
| 427 | t_lock_cpu();
|
---|
| 428 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 429 | ercd = E_NOEXS;
|
---|
| 430 | }
|
---|
| 431 | else {
|
---|
| 432 | p_flgcb->flgptn &= clrptn;
|
---|
| 433 | ercd = E_OK;
|
---|
| 434 | }
|
---|
| 435 | t_unlock_cpu();
|
---|
| 436 |
|
---|
| 437 | error_exit:
|
---|
| 438 | LOG_CLR_FLG_LEAVE(ercd);
|
---|
| 439 | return(ercd);
|
---|
| 440 | }
|
---|
| 441 |
|
---|
| 442 | #endif /* TOPPERS_clr_flg */
|
---|
| 443 |
|
---|
| 444 | /*
|
---|
| 445 | * ã¤ãã³ããã©ã°å¾
|
---|
| 446 | ã¡
|
---|
| 447 | */
|
---|
| 448 | #ifdef TOPPERS_wai_flg
|
---|
| 449 |
|
---|
| 450 | ER
|
---|
| 451 | wai_flg(ID flgid, FLGPTN waiptn, MODE wfmode, FLGPTN *p_flgptn)
|
---|
| 452 | {
|
---|
| 453 | FLGCB *p_flgcb;
|
---|
| 454 | WINFO_FLG winfo_flg;
|
---|
| 455 | ER ercd;
|
---|
| 456 |
|
---|
| 457 | LOG_WAI_FLG_ENTER(flgid, waiptn, wfmode, p_flgptn);
|
---|
| 458 | CHECK_DISPATCH();
|
---|
| 459 | CHECK_FLGID(flgid);
|
---|
| 460 | CHECK_PAR(waiptn != 0U);
|
---|
| 461 | CHECK_PAR(wfmode == TWF_ORW || wfmode == TWF_ANDW);
|
---|
| 462 | p_flgcb = get_flgcb(flgid);
|
---|
| 463 |
|
---|
| 464 | t_lock_cpu();
|
---|
| 465 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 466 | ercd = E_NOEXS;
|
---|
| 467 | }
|
---|
| 468 | else if ((p_flgcb->p_flginib->flgatr & TA_WMUL) == 0U
|
---|
| 469 | && !queue_empty(&(p_flgcb->wait_queue))) {
|
---|
| 470 | ercd = E_ILUSE;
|
---|
| 471 | }
|
---|
| 472 | else if (check_flg_cond(p_flgcb, waiptn, wfmode, p_flgptn)) {
|
---|
| 473 | ercd = E_OK;
|
---|
| 474 | }
|
---|
| 475 | else {
|
---|
| 476 | winfo_flg.waiptn = waiptn;
|
---|
| 477 | winfo_flg.wfmode = wfmode;
|
---|
| 478 | p_runtsk->tstat = (TS_WAITING | TS_WAIT_FLG);
|
---|
| 479 | wobj_make_wait((WOBJCB *) p_flgcb, (WINFO_WOBJ *) &winfo_flg);
|
---|
| 480 | dispatch();
|
---|
| 481 | ercd = winfo_flg.winfo.wercd;
|
---|
| 482 | if (ercd == E_OK) {
|
---|
| 483 | *p_flgptn = winfo_flg.flgptn;
|
---|
| 484 | }
|
---|
| 485 | }
|
---|
| 486 | t_unlock_cpu();
|
---|
| 487 |
|
---|
| 488 | error_exit:
|
---|
| 489 | LOG_WAI_FLG_LEAVE(ercd, *p_flgptn);
|
---|
| 490 | return(ercd);
|
---|
| 491 | }
|
---|
| 492 |
|
---|
| 493 | #endif /* TOPPERS_wai_flg */
|
---|
| 494 |
|
---|
| 495 | /*
|
---|
| 496 | * ã¤ãã³ããã©ã°å¾
|
---|
| 497 | ã¡ï¼ãã¼ãªã³ã°ï¼
|
---|
| 498 | */
|
---|
| 499 | #ifdef TOPPERS_pol_flg
|
---|
| 500 |
|
---|
| 501 | ER
|
---|
| 502 | pol_flg(ID flgid, FLGPTN waiptn, MODE wfmode, FLGPTN *p_flgptn)
|
---|
| 503 | {
|
---|
| 504 | FLGCB *p_flgcb;
|
---|
| 505 | ER ercd;
|
---|
| 506 |
|
---|
| 507 | LOG_POL_FLG_ENTER(flgid, waiptn, wfmode, p_flgptn);
|
---|
| 508 | CHECK_TSKCTX_UNL();
|
---|
| 509 | CHECK_FLGID(flgid);
|
---|
| 510 | CHECK_PAR(waiptn != 0U);
|
---|
| 511 | CHECK_PAR(wfmode == TWF_ORW || wfmode == TWF_ANDW);
|
---|
| 512 | p_flgcb = get_flgcb(flgid);
|
---|
| 513 |
|
---|
| 514 | t_lock_cpu();
|
---|
| 515 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 516 | ercd = E_NOEXS;
|
---|
| 517 | }
|
---|
| 518 | else if ((p_flgcb->p_flginib->flgatr & TA_WMUL) == 0U
|
---|
| 519 | && !queue_empty(&(p_flgcb->wait_queue))) {
|
---|
| 520 | ercd = E_ILUSE;
|
---|
| 521 | }
|
---|
| 522 | else if (check_flg_cond(p_flgcb, waiptn, wfmode, p_flgptn)) {
|
---|
| 523 | ercd = E_OK;
|
---|
| 524 | }
|
---|
| 525 | else {
|
---|
| 526 | ercd = E_TMOUT;
|
---|
| 527 | }
|
---|
| 528 | t_unlock_cpu();
|
---|
| 529 |
|
---|
| 530 | error_exit:
|
---|
| 531 | LOG_POL_FLG_LEAVE(ercd, *p_flgptn);
|
---|
| 532 | return(ercd);
|
---|
| 533 | }
|
---|
| 534 |
|
---|
| 535 | #endif /* TOPPERS_pol_flg */
|
---|
| 536 |
|
---|
| 537 | /*
|
---|
| 538 | * ã¤ãã³ããã©ã°å¾
|
---|
| 539 | ã¡ï¼ã¿ã¤ã ã¢ã¦ãããï¼
|
---|
| 540 | */
|
---|
| 541 | #ifdef TOPPERS_twai_flg
|
---|
| 542 |
|
---|
| 543 | ER
|
---|
| 544 | twai_flg(ID flgid, FLGPTN waiptn, MODE wfmode, FLGPTN *p_flgptn, TMO tmout)
|
---|
| 545 | {
|
---|
| 546 | FLGCB *p_flgcb;
|
---|
| 547 | WINFO_FLG winfo_flg;
|
---|
| 548 | TMEVTB tmevtb;
|
---|
| 549 | ER ercd;
|
---|
| 550 |
|
---|
| 551 | LOG_TWAI_FLG_ENTER(flgid, waiptn, wfmode, p_flgptn, tmout);
|
---|
| 552 | CHECK_DISPATCH();
|
---|
| 553 | CHECK_FLGID(flgid);
|
---|
| 554 | CHECK_PAR(waiptn != 0U);
|
---|
| 555 | CHECK_PAR(wfmode == TWF_ORW || wfmode == TWF_ANDW);
|
---|
| 556 | CHECK_TMOUT(tmout);
|
---|
| 557 | p_flgcb = get_flgcb(flgid);
|
---|
| 558 |
|
---|
| 559 | t_lock_cpu();
|
---|
| 560 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 561 | ercd = E_NOEXS;
|
---|
| 562 | }
|
---|
| 563 | else if ((p_flgcb->p_flginib->flgatr & TA_WMUL) == 0U
|
---|
| 564 | && !queue_empty(&(p_flgcb->wait_queue))) {
|
---|
| 565 | ercd = E_ILUSE;
|
---|
| 566 | }
|
---|
| 567 | else if (check_flg_cond(p_flgcb, waiptn, wfmode, p_flgptn)) {
|
---|
| 568 | ercd = E_OK;
|
---|
| 569 | }
|
---|
| 570 | else if (tmout == TMO_POL) {
|
---|
| 571 | ercd = E_TMOUT;
|
---|
| 572 | }
|
---|
| 573 | else {
|
---|
| 574 | winfo_flg.waiptn = waiptn;
|
---|
| 575 | winfo_flg.wfmode = wfmode;
|
---|
| 576 | p_runtsk->tstat = (TS_WAITING | TS_WAIT_FLG);
|
---|
| 577 | wobj_make_wait_tmout((WOBJCB *) p_flgcb, (WINFO_WOBJ *) &winfo_flg,
|
---|
| 578 | &tmevtb, tmout);
|
---|
| 579 | dispatch();
|
---|
| 580 | ercd = winfo_flg.winfo.wercd;
|
---|
| 581 | if (ercd == E_OK) {
|
---|
| 582 | *p_flgptn = winfo_flg.flgptn;
|
---|
| 583 | }
|
---|
| 584 | }
|
---|
| 585 | t_unlock_cpu();
|
---|
| 586 |
|
---|
| 587 | error_exit:
|
---|
| 588 | LOG_TWAI_FLG_LEAVE(ercd, *p_flgptn);
|
---|
| 589 | return(ercd);
|
---|
| 590 | }
|
---|
| 591 |
|
---|
| 592 | #endif /* TOPPERS_twai_flg */
|
---|
| 593 |
|
---|
| 594 | /*
|
---|
| 595 | * ã¤ãã³ããã©ã°ã®ååæå
|
---|
| 596 | */
|
---|
| 597 | #ifdef TOPPERS_ini_flg
|
---|
| 598 |
|
---|
| 599 | ER
|
---|
| 600 | ini_flg(ID flgid)
|
---|
| 601 | {
|
---|
| 602 | FLGCB *p_flgcb;
|
---|
| 603 | bool_t dspreq;
|
---|
| 604 | ER ercd;
|
---|
| 605 |
|
---|
| 606 | LOG_INI_FLG_ENTER(flgid);
|
---|
| 607 | CHECK_TSKCTX_UNL();
|
---|
| 608 | CHECK_FLGID(flgid);
|
---|
| 609 | p_flgcb = get_flgcb(flgid);
|
---|
| 610 |
|
---|
| 611 | t_lock_cpu();
|
---|
| 612 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 613 | ercd = E_NOEXS;
|
---|
| 614 | }
|
---|
| 615 | else {
|
---|
| 616 | dspreq = init_wait_queue(&(p_flgcb->wait_queue));
|
---|
| 617 | p_flgcb->flgptn = p_flgcb->p_flginib->iflgptn;
|
---|
| 618 | if (dspreq) {
|
---|
| 619 | dispatch();
|
---|
| 620 | }
|
---|
| 621 | ercd = E_OK;
|
---|
| 622 | }
|
---|
| 623 | t_unlock_cpu();
|
---|
| 624 |
|
---|
| 625 | error_exit:
|
---|
| 626 | LOG_INI_FLG_LEAVE(ercd);
|
---|
| 627 | return(ercd);
|
---|
| 628 | }
|
---|
| 629 |
|
---|
| 630 | #endif /* TOPPERS_ini_flg */
|
---|
| 631 |
|
---|
| 632 | /*
|
---|
| 633 | * ã¤ãã³ããã©ã°ã®ç¶æ
|
---|
| 634 | åç
|
---|
| 635 | §
|
---|
| 636 | */
|
---|
| 637 | #ifdef TOPPERS_ref_flg
|
---|
| 638 |
|
---|
| 639 | ER
|
---|
| 640 | ref_flg(ID flgid, T_RFLG *pk_rflg)
|
---|
| 641 | {
|
---|
| 642 | FLGCB *p_flgcb;
|
---|
| 643 | ER ercd;
|
---|
| 644 |
|
---|
| 645 | LOG_REF_FLG_ENTER(flgid, pk_rflg);
|
---|
| 646 | CHECK_TSKCTX_UNL();
|
---|
| 647 | CHECK_FLGID(flgid);
|
---|
| 648 | p_flgcb = get_flgcb(flgid);
|
---|
| 649 |
|
---|
| 650 | t_lock_cpu();
|
---|
| 651 | if (p_flgcb->p_flginib->flgatr == TA_NOEXS) {
|
---|
| 652 | ercd = E_NOEXS;
|
---|
| 653 | }
|
---|
| 654 | else {
|
---|
| 655 | pk_rflg->wtskid = wait_tskid(&(p_flgcb->wait_queue));
|
---|
| 656 | pk_rflg->flgptn = p_flgcb->flgptn;
|
---|
| 657 | ercd = E_OK;
|
---|
| 658 | }
|
---|
| 659 | t_unlock_cpu();
|
---|
| 660 |
|
---|
| 661 | error_exit:
|
---|
| 662 | LOG_REF_FLG_LEAVE(ercd, pk_rflg);
|
---|
| 663 | return(ercd);
|
---|
| 664 | }
|
---|
| 665 |
|
---|
| 666 | #endif /* TOPPERS_ref_flg */
|
---|