zephyr/kernel/include/nano_internal.h

89 lines
2.1 KiB
C

/*
* 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.
*/
/**
* @file
* @brief Architecture-independent private kernel APIs
*
* This file contains private kernel APIs that are not architecture-specific.
*/
#ifndef _NANO_INTERNAL__H_
#define _NANO_INTERNAL__H_
#define K_NUM_PRIORITIES \
(CONFIG_NUM_COOP_PRIORITIES + CONFIG_NUM_PREEMPT_PRIORITIES + 1)
#define K_NUM_PRIO_BITMAPS ((K_NUM_PRIORITIES + 31) >> 5)
#ifndef _ASMLANGUAGE
#ifdef __cplusplus
extern "C" {
#endif
/* Early boot functions */
void _bss_zero(void);
#ifdef CONFIG_XIP
void _data_copy(void);
#else
static inline void _data_copy(void)
{
/* Do nothing */
}
#endif
FUNC_NORETURN void _Cstart(void);
/* helper type alias for thread control structure */
typedef void (*_thread_entry_t)(void *, void *, void *);
extern void _thread_entry(void (*)(void *, void *, void *),
void *, void *, void *);
extern void _new_thread(char *pStack, size_t stackSize,
void (*pEntry)(void *, void *, void *),
void *p1, void *p2, void *p3,
int prio, unsigned options);
/* context switching and scheduling-related routines */
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_monitor_exit(struct k_thread *thread);
#else
#define _thread_monitor_exit(thread) \
do {/* nothing */ \
} while (0)
#endif /* CONFIG_THREAD_MONITOR */
#ifdef __cplusplus
}
#endif
#endif /* _ASMLANGUAGE */
#endif /* _NANO_INTERNAL__H_ */