Fixed bug 3033624.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2083 35acf78f-673a-0410-8e92-d51de3d6d3f4

2 files changed, 7 insertions, 6 deletions

diff --git a/os/ports/GCC/ARMCMx/chcore_v6m.h b/os/ports/GCC/ARMCMx/chcore_v6m.h
index b76aa075a..0b0a41858 100644
--- a/os/ports/GCC/ARMCMx/chcore_v6m.h
+++ b/os/ports/GCC/ARMCMx/chcore_v6m.h
@@ -106,7 +106,7 @@ struct intctx {
  *          a stack frame when compiling without optimizations.

  */

 #ifndef IDLE_THREAD_STACK_SIZE

-#define IDLE_THREAD_STACK_SIZE      4

+#define IDLE_THREAD_STACK_SIZE      8

 #endif

 

 /**

@@ -120,7 +120,7 @@ struct intctx {
  *          representing the frame of the function @p chSchDoRescheduleI().

  */

 #ifndef INT_REQUIRED_STACK

-#define INT_REQUIRED_STACK          8

+#define INT_REQUIRED_STACK          16

 #endif

 

 /**

diff --git a/os/ports/GCC/ARMCMx/chcore_v7m.h b/os/ports/GCC/ARMCMx/chcore_v7m.h
index 0c8abcd41..1461a0745 100644
--- a/os/ports/GCC/ARMCMx/chcore_v7m.h
+++ b/os/ports/GCC/ARMCMx/chcore_v7m.h
@@ -96,7 +96,7 @@ struct intctx {
  *          reduce this value to zero when compiling with optimizations.

  */

 #ifndef IDLE_THREAD_STACK_SIZE

-#define IDLE_THREAD_STACK_SIZE      4

+#define IDLE_THREAD_STACK_SIZE      8

 #endif

 

 /**

@@ -106,11 +106,12 @@ struct intctx {
  *          This value can be zero on those architecture where there is a

  *          separate interrupt stack and the stack space between @p intctx and

  *          @p extctx is known to be zero.

- * @note    In this port it is set to 8 because the function

- *          @p chSchDoRescheduleI() has a stack frame.

+ * @note    In this port it is conservatively set to 16 because the function

+ *          @p chSchDoRescheduleI() can have a stack frame, expecially with

+ *          compiler optimizations disabled.

  */

 #ifndef INT_REQUIRED_STACK

-#define INT_REQUIRED_STACK          8

+#define INT_REQUIRED_STACK          16

 #endif

 

 /**