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/**
* @file rtems/score/stack.h
*
* @brief Information About the Thread Stack Handler
*
* This include file contains all information about the thread
* Stack Handler. This Handler provides mechanisms which can be used to
* initialize and utilize stacks.
*/
/*
* COPYRIGHT (c) 1989-2006.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifndef _RTEMS_SCORE_STACK_H
#define _RTEMS_SCORE_STACK_H
#include <rtems/score/basedefs.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @defgroup ScoreStack Stack Handler
*
* @ingroup Score
*
* This handler encapsulates functionality which is used in the management
* of thread stacks.
*/
/**@{*/
/**
* The following constant defines the minimum stack size which every
* thread must exceed.
*/
#define STACK_MINIMUM_SIZE CPU_STACK_MINIMUM_SIZE
/**
* The following defines the control block used to manage each stack.
*/
typedef struct {
/** This is the stack size. */
size_t size;
/** This is the low memory address of stack. */
void *area;
} Stack_Control;
/**
* This variable contains the the minimum stack size;
*
* @note It is instantiated and set by User Configuration via confdefs.h.
*/
extern uint32_t rtems_minimum_stack_size;
/**@}*/
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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