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/*  stack.inl

 *

 *  This file contains the static inline implementation of the inlined

 *  routines from the Stack Handler.

 *

 *  COPYRIGHT (c) 1989-1999.

 *  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.OARcorp.com/rtems/license.html.

 *

 *  stack.inl,v 1.10 1999/11/17 17:50:37 joel Exp

 */

#ifndef __STACK_inl

#define __STACK_inl

/*PAGE

 *

 *  _Stack_Initialize

 *

 *  DESCRIPTION:

 *

 *  This routine initializes the_stack record to indicate that

 *  size bytes of memory starting at starting_address have been

 *  reserved for a stack.

 */

RTEMS_INLINE_ROUTINE void _Stack_Initialize (

  Stack_Control *the_stack,

  void          *starting_address,

  unsigned32     size

)

{

  the_stack->area = starting_address;

  the_stack->size = size;

}

/*PAGE

 *

 *  _Stack_Is_enough

 *

 *  DESCRIPTION:

 *

 *  This function returns TRUE if size bytes is enough memory for

 *  a valid stack area on this processor, and FALSE otherwise.

 */

RTEMS_INLINE_ROUTINE boolean _Stack_Is_enough (

  unsigned32 size

)

{

  return ( size >= STACK_MINIMUM_SIZE );

}

/*PAGE

 *

 *  _Stack_Adjust_size

 *

 *  DESCRIPTION:

 *

 *  This function increases the stack size to insure that the thread

 *  has the desired amount of stack space after the initial stack

 *  pointer is determined based on alignment restrictions.

 *

 *  NOTE:

 *

 *  The amount of adjustment for alignment is CPU dependent.

 */

RTEMS_INLINE_ROUTINE unsigned32 _Stack_Adjust_size (

  unsigned32 size

)

{

  return size + CPU_STACK_ALIGNMENT;

}

#endif

/* end of include file */