From 218286bc055e9d9bcbefd3dfa2b38f92a95b15a6 Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Tue, 23 Jul 2013 17:17:05 +0200
Subject: score: Create stack implementation header

Move implementation specific parts of stack.h and stack.inl into new
header file stackimpl.h.  The stack.h contains now only the application
visible API.
---
 cpukit/score/include/rtems/score/stack.h     | 16 ++---
 cpukit/score/include/rtems/score/stackimpl.h | 99 ++++++++++++++++++++++++++++
 2 files changed, 106 insertions(+), 9 deletions(-)
 create mode 100644 cpukit/score/include/rtems/score/stackimpl.h

(limited to 'cpukit/score/include/rtems')

diff --git a/cpukit/score/include/rtems/score/stack.h b/cpukit/score/include/rtems/score/stack.h
index 9aa90425c4..452525e6ae 100644
--- a/cpukit/score/include/rtems/score/stack.h
+++ b/cpukit/score/include/rtems/score/stack.h
@@ -20,6 +20,12 @@
 #ifndef _RTEMS_SCORE_STACK_H
 #define _RTEMS_SCORE_STACK_H
 
+#include <rtems/score/basedefs.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /**
  *  @defgroup ScoreStack Stack Handler
  *
@@ -30,10 +36,6 @@
  */
 /**@{*/
 
-#ifdef __cplusplus
-extern "C" {
-#endif
-
 /**
  *  The following constant defines the minimum stack size which every
  *  thread must exceed.
@@ -57,15 +59,11 @@ typedef struct {
  */
 extern uint32_t rtems_minimum_stack_size;
 
-#ifndef __RTEMS_APPLICATION__
-#include <rtems/score/stack.inl>
-#endif
+/**@}*/
 
 #ifdef __cplusplus
 }
 #endif
 
-/**@}*/
-
 #endif
 /* end of include file */
diff --git a/cpukit/score/include/rtems/score/stackimpl.h b/cpukit/score/include/rtems/score/stackimpl.h
new file mode 100644
index 0000000000..87629011d9
--- /dev/null
+++ b/cpukit/score/include/rtems/score/stackimpl.h
@@ -0,0 +1,99 @@
+/**
+ * @file
+ *
+ * @brief Inlined Routines from the Stack Handler
+ *
+ * This file contains the static inline implementation of the inlined
+ * routines from the Stack Handler.
+ */
+
+/*
+ *  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.com/license/LICENSE.
+ */
+
+#ifndef _RTEMS_SCORE_STACKIMPL_H
+#define _RTEMS_SCORE_STACKIMPL_H
+
+#include <rtems/score/stack.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @addtogroup ScoreStack
+ */
+/**@{**/
+
+/**
+ * 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,
+  size_t         size
+)
+{
+  the_stack->area = starting_address;
+  the_stack->size = size;
+}
+
+/**
+ * This function returns the minimum stack size configured
+ * for this application.
+ *
+ * @return This method returns the minimum stack size;
+ */
+RTEMS_INLINE_ROUTINE uint32_t _Stack_Minimum (void)
+{
+  return rtems_minimum_stack_size;
+}
+
+/**
+ * This function returns true if size bytes is enough memory for
+ * a valid stack area on this processor, and false otherwise.
+ *
+ * @param[in] size is the stack size to check
+ *
+ * @return This method returns true if the stack is large enough.
+ */
+RTEMS_INLINE_ROUTINE bool _Stack_Is_enough (
+  size_t size
+)
+{
+  return ( size >= _Stack_Minimum() );
+}
+
+/**
+ * This function returns the appropriate stack size given the requested
+ * size.  If the requested size is below the minimum, then the minimum
+ * configured stack size is returned.
+ *
+ * @param[in] size is the stack size to check
+ *
+ * @return This method returns the appropriate stack size.
+ */
+RTEMS_INLINE_ROUTINE size_t _Stack_Ensure_minimum (
+  size_t size
+)
+{
+  if ( size >= _Stack_Minimum() )
+    return size;
+  return _Stack_Minimum();
+}
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/* end of include file */
-- 
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