diff options
Diffstat (limited to 'src/include/scheduler.h')
-rw-r--r-- | src/include/scheduler.h | 162 |
1 files changed, 82 insertions, 80 deletions
diff --git a/src/include/scheduler.h b/src/include/scheduler.h index 0235a7c97..3a6486efe 100644 --- a/src/include/scheduler.h +++ b/src/include/scheduler.h @@ -1,80 +1,82 @@ -/*
- ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
-
- This file is part of ChibiOS/RT.
-
- ChibiOS/RT is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/RT is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @addtogroup Scheduler
- * @{
- */
-
-#ifndef _SCHEDULER_H_
-#define _SCHEDULER_H_
-
-/** Normal \p chSchReadyI() message.*/
-#define RDY_OK 0
-/** Returned if the thread was made ready because a timeout.*/
-#define RDY_TIMEOUT -1
-/** Returned if the thread was made ready because a reset.*/
-#define RDY_RESET -2
-
-#define firstprio(rlp) ((rlp)->p_next->p_prio)
-
-/**
- * Ready list header.
- */
-typedef struct {
- ThreadsQueue r_queue;
- tprio_t r_prio;
- cnt_t r_preempt;
-#ifndef CH_CURRP_REGISTER_CACHE
- Thread *r_current;
-#endif
-#ifdef CH_USE_SYSTEMTIME
- volatile systime_t r_stime;
-#endif
-} ReadyList;
-
-extern ReadyList rlist;
-
-/*
- * Scheduler APIs.
- */
-#ifdef __cplusplus
-extern "C" {
-#endif
- void chSchInit(void);
- Thread *chSchReadyI(Thread *tp);
- void chSchGoSleepS(tstate_t newstate);
- msg_t chSchGoSleepTimeoutS(tstate_t newstate, systime_t time);
- void chSchWakeupS(Thread *tp, msg_t msg);
- void chSchDoRescheduleI(void);
- void chSchRescheduleS(void);
- bool_t chSchRescRequiredI(void);
-#ifdef __cplusplus
-}
-#endif
-
-#ifdef CH_CURRP_REGISTER_CACHE
-register Thread *currp asm(CH_CURRP_REGISTER_CACHE);
-#else
-#define currp rlist.r_current
-#endif
-
-#endif /* _SCHEDULER_H_ */
-
-/** @} */
+/* + ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio. + + This file is part of ChibiOS/RT. + + ChibiOS/RT is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/RT is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @addtogroup Scheduler + * @{ + */ + +#ifndef _SCHEDULER_H_ +#define _SCHEDULER_H_ + +/** Normal \p chSchReadyI() message. */ +#define RDY_OK 0 +/** Returned when the thread was made ready because of a timeout. */ +#define RDY_TIMEOUT -1 +/** Returned when the thread was made ready because of a reset. */ +#define RDY_RESET -2 + +/** The priority of the first thread on the given ready list. */ +#define firstprio(rlp) ((rlp)->p_next->p_prio) + +/** + * Ready list header. + */ +typedef struct { + ThreadsQueue r_queue; + tprio_t r_prio; + cnt_t r_preempt; +#ifndef CH_CURRP_REGISTER_CACHE + /** the currently running thread */ + Thread *r_current; +#endif +#ifdef CH_USE_SYSTEMTIME + volatile systime_t r_stime; +#endif +} ReadyList; + +extern ReadyList rlist; + +/* + * Scheduler APIs. + */ +#ifdef __cplusplus +extern "C" { +#endif + void chSchInit(void); + Thread *chSchReadyI(Thread *tp); + void chSchGoSleepS(tstate_t newstate); + msg_t chSchGoSleepTimeoutS(tstate_t newstate, systime_t time); + void chSchWakeupS(Thread *tp, msg_t msg); + void chSchDoRescheduleI(void); + void chSchRescheduleS(void); + bool_t chSchRescRequiredI(void); +#ifdef __cplusplus +} +#endif + +#ifdef CH_CURRP_REGISTER_CACHE +register Thread *currp asm(CH_CURRP_REGISTER_CACHE); +#else +#define currp rlist.r_current +#endif + +#endif /* _SCHEDULER_H_ */ + +/** @} */ |