zephyr/kernel/nanokernel/include/nano_internal.h

90 lines
2.2 KiB
C

/* architecture-independent private nanokernel APIs */
/*
* Copyright (c) 2010-2012, 2014-2015 Wind River Systems, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* DESCRIPTION
* This file contains private nanokernel APIs that are not
* architecture-specific.
*/
#ifndef _NANO_INTERNAL__H_
#define _NANO_INTERNAL__H_
#ifndef _ASMLANGUAGE
#ifdef __cplusplus
extern "C" {
#endif
/* helper type alias for thread control structure */
typedef struct tcs tTCS;
/* thread entry point declarations */
typedef void *_thread_arg_t;
typedef void (*_thread_entry_t)(_thread_arg_t arg1,
_thread_arg_t arg2,
_thread_arg_t arg3);
extern void _thread_entry(_thread_entry_t,
_thread_arg_t,
_thread_arg_t,
_thread_arg_t);
extern void _new_thread(char *pStack, unsigned stackSize,
_thread_entry_t pEntry, _thread_arg_t arg1,
_thread_arg_t arg2, _thread_arg_t arg3,
int prio, unsigned options);
/* context switching and scheduling-related routines */
extern void _nano_fiber_schedule(struct tcs *tcs);
extern void _nano_fiber_swap(void);
extern unsigned int _Swap(unsigned int);
/* set and clear essential fiber/task flag */
extern void _thread_essential_set(void);
extern void _thread_essential_clear(void);
/* clean up when a thread is aborted */
#if defined(CONFIG_THREAD_MONITOR)
extern void _thread_exit(struct tcs *tcs);
#else
#define _thread_exit(tcs) \
do {/* nothing */ \
} while (0)
#endif /* CONFIG_THREAD_MONITOR */
/* special nanokernel object APIs */
struct nano_lifo;
extern void *_nano_fiber_lifo_get_panic(struct nano_lifo *lifo);
#ifdef __cplusplus
}
#endif
#endif /* _ASMLANGUAGE */
#endif /* _NANO_INTERNAL__H_ */