ARM stack check logic; ARM no-console build fixes; Nucleus-2G updates

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3760 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 24 insertions, 0 deletions

diff --git a/nuttx/arch/arm/src/common/up_internal.h b/nuttx/arch/arm/src/common/up_internal.h
index 803a6563d..0d9f1560f 100644
--- a/nuttx/arch/arm/src/common/up_internal.h
+++ b/nuttx/arch/arm/src/common/up_internal.h
@@ -41,6 +41,7 @@
  ****************************************************************************/
 
 #ifndef __ASSEMBLY__
+#  include <sys/types.h>
 #  include <stdint.h>
 #endif
 
@@ -280,6 +281,29 @@ extern void up_usbuninitialize(void);
 # define up_usbuninitialize()
 #endif
 
+/****************************************************************************
+ * Name: up_check_stack
+ *
+ * Description:
+ *   Determine (approximately) how much stack has been used be searching the
+ *   stack memory for a high water mark.  That is, the deepest level of the
+ *   stack that clobbered some recognizable marker in the stack memory.
+ *
+ * Input Parameters:
+ *   None
+ *
+ * Returned value:
+ *   The estimated amount of stack space used.
+ *
+ ****************************************************************************/
+
+
+#if defined(CONFIG_DEBUG) && defined(CONFIG_DEBUG_STACK)
+extern size_t up_check_stack(void);
+extern size_t up_check_tcbstack(FAR _TCB);
+extern size_t up_check_tcbstack_remain(FAR _TCB);
+#endif
+
 #endif /* __ASSEMBLY__ */
 
 #endif  /* __UP_INTERNAL_H */