diff options
Diffstat (limited to 'nuttx/include/sched.h')
-rw-r--r-- | nuttx/include/sched.h | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/nuttx/include/sched.h b/nuttx/include/sched.h deleted file mode 100644 index 9ccbf57b2..000000000 --- a/nuttx/include/sched.h +++ /dev/null @@ -1,172 +0,0 @@ -/******************************************************************************** - * include/sched.h - * - * Copyright (C) 2007-2009, 2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ********************************************************************************/ - -#ifndef __INCLUDE_SCHED_H -#define __INCLUDE_SCHED_H - -/******************************************************************************** - * Included Files - ********************************************************************************/ - -#include <nuttx/config.h> - -#include <sys/types.h> -#include <stdint.h> -#include <nuttx/sched.h> - -/******************************************************************************** - * Pre-processor Definitions - ********************************************************************************/ - -/* Task Management Definitions **************************************************/ - -/* POSIX-like scheduling policies */ - -#define SCHED_FIFO 1 /* FIFO per priority scheduling policy */ -#define SCHED_RR 2 /* Round robin scheduling policy */ -#define SCHED_SPORADIC 3 /* Not supported */ -#define SCHED_OTHER 4 /* Not supported */ - -/* Pthread definitions **********************************************************/ - -#define PTHREAD_KEYS_MAX CONFIG_NPTHREAD_KEYS - -/* Non-standard Helper **********************************************************/ -/* One processor family supported by NuttX has a single, fixed hardware stack. - * That is the 8051 family. So for that family only, there is a variant form - * of task_create() that does not take a stack size parameter. The following - * helper macros are provided to work around the ugliness of that exception. - */ - -#ifndef CONFIG_CUSTOM_STACK -# define TASK_INIT(t,n,p,m,s,e,a) task_init(t,n,p,m,s,e,a) -# define TASK_CREATE(n,p,s,e,a) task_create(n,p,s,e,a) -#else -# define TASK_INIT(t,n,p,m,s,e,a) task_init(t,n,p,e,a) -# define TASK_CREATE(n,p,s,e,a) task_create(n,p,e,a) -#endif - -/******************************************************************************** - * Public Type Definitions - ********************************************************************************/ - -/* This is the POSIX-like scheduling parameter structure */ - -struct sched_param -{ - int sched_priority; -}; - -/******************************************************************************** - * Public Data - ********************************************************************************/ - -#ifndef __ASSEMBLY__ -#undef EXTERN -#if defined(__cplusplus) -#define EXTERN extern "C" -extern "C" -{ -#else -#define EXTERN extern -#endif - -/******************************************************************************** - * Public Function Prototypes - ********************************************************************************/ - -/* Task Control Interfaces (non-standard) */ - -#ifndef CONFIG_CUSTOM_STACK -int task_init(FAR _TCB *tcb, const char *name, int priority, - FAR uint32_t *stack, uint32_t stack_size, main_t entry, - FAR const char *argv[]); -#else -int task_init(FAR _TCB *tcb, const char *name, int priority, main_t entry, - FAR const char *argv[]); -#endif -int task_activate(FAR _TCB *tcb); -#ifndef CONFIG_CUSTOM_STACK -int task_create(FAR const char *name, int priority, int stack_size, main_t entry, - FAR const char *argv[]); -#else -int task_create(FAR const char *name, int priority, main_t entry, - FAR const char *argv[]); -#endif -int task_delete(pid_t pid); -int task_restart(pid_t pid); - -/* Task Scheduling Interfaces (based on POSIX APIs) */ - -int sched_setparam(pid_t pid, const struct sched_param *param); -int sched_getparam(pid_t pid, struct sched_param *param); -int sched_setscheduler(pid_t pid, int policy, - FAR const struct sched_param *param); -int sched_getscheduler(pid_t pid); -int sched_yield(void); -int sched_get_priority_max(int policy); -int sched_get_priority_min(int policy); -int sched_rr_get_interval(pid_t pid, FAR struct timespec *interval); - -/* Task Switching Interfaces (non-standard) */ - -int sched_lock(void); -int sched_unlock(void); -int sched_lockcount(void); - -/* If instrumentation of the scheduler is enabled, then some outboard logic - * must provide the following interfaces. - */ - -#ifdef CONFIG_SCHED_INSTRUMENTATION - -void sched_note_start(FAR _TCB *tcb); -void sched_note_stop(FAR _TCB *tcb); -void sched_note_switch(FAR _TCB *pFromTcb, FAR _TCB *pToTcb); - -#else -# define sched_note_start(t) -# define sched_note_stop(t) -# define sched_note_switch(t1, t2) -#endif /* CONFIG_SCHED_INSTRUMENTATION */ - -#undef EXTERN -#if defined(__cplusplus) -} -#endif -#endif /* __ASSEMBLY__ */ - -#endif /* __INCLUDE_SCHED_H */ - |