Increased default PORT_INT_REQUIRED_STACK value to 32 for CMx ports.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4096 35acf78f-673a-0410-8e92-d51de3d6d3f4

6 files changed, 30 insertions, 42 deletions

diff --git a/os/ports/GCC/ARMCMx/chcore_v6m.h b/os/ports/GCC/ARMCMx/chcore_v6m.h
index 644f73d79..84005f162 100644
--- a/os/ports/GCC/ARMCMx/chcore_v6m.h
+++ b/os/ports/GCC/ARMCMx/chcore_v6m.h
@@ -66,15 +66,13 @@
  * @brief   Per-thread stack overhead for interrupts servicing.

  * @details This constant is used in the calculation of the correct working

  *          area size.

- *          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 conservatively set to 16 because the function

- *          @p chSchDoReschedule() can have a stack frame, especially with

- *          compiler optimizations disabled.

+ * @note    In this port this value is conservatively set to 32 because the

+ *          function @p chSchDoReschedule() can have a stack frame, especially

+ *          with compiler optimizations disabled. The value can be reduced

+ *          when compiler optimizations are enabled.

  */

 #if !defined(PORT_INT_REQUIRED_STACK)

-#define PORT_INT_REQUIRED_STACK         16

+#define PORT_INT_REQUIRED_STACK         32

 #endif

 

 /**

diff --git a/os/ports/GCC/ARMCMx/chcore_v7m.h b/os/ports/GCC/ARMCMx/chcore_v7m.h
index 407b6b571..10edcc45b 100644
--- a/os/ports/GCC/ARMCMx/chcore_v7m.h
+++ b/os/ports/GCC/ARMCMx/chcore_v7m.h
@@ -63,15 +63,13 @@
  * @brief   Per-thread stack overhead for interrupts servicing.

  * @details This constant is used in the calculation of the correct working

  *          area size.

- *          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 conservatively set to 16 because the function

- *          @p chSchDoReschedule() can have a stack frame, especially with

- *          compiler optimizations disabled.

+ * @note    In this port this value is conservatively set to 32 because the

+ *          function @p chSchDoReschedule() can have a stack frame, especially

+ *          with compiler optimizations disabled. The value can be reduced

+ *          when compiler optimizations are enabled.

  */

 #if !defined(PORT_INT_REQUIRED_STACK)

-#define PORT_INT_REQUIRED_STACK         16

+#define PORT_INT_REQUIRED_STACK         32

 #endif

 

 /**

diff --git a/os/ports/IAR/ARMCMx/chcore_v6m.h b/os/ports/IAR/ARMCMx/chcore_v6m.h
index 9087f3dd8..8a2ef48e5 100644
--- a/os/ports/IAR/ARMCMx/chcore_v6m.h
+++ b/os/ports/IAR/ARMCMx/chcore_v6m.h
@@ -66,15 +66,13 @@
  * @brief   Per-thread stack overhead for interrupts servicing.

  * @details This constant is used in the calculation of the correct working

  *          area size.

- *          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 conservatively set to 16 because the function

- *          @p chSchDoReschedule() can have a stack frame, especially with

- *          compiler optimizations disabled.

+ * @note    In this port this value is conservatively set to 32 because the

+ *          function @p chSchDoReschedule() can have a stack frame, especially

+ *          with compiler optimizations disabled. The value can be reduced

+ *          when compiler optimizations are enabled.

  */

 #if !defined(PORT_INT_REQUIRED_STACK)

-#define PORT_INT_REQUIRED_STACK         16

+#define PORT_INT_REQUIRED_STACK         32

 #endif

 

 /**

diff --git a/os/ports/IAR/ARMCMx/chcore_v7m.h b/os/ports/IAR/ARMCMx/chcore_v7m.h
index 8615eaab6..b46ef22f0 100644
--- a/os/ports/IAR/ARMCMx/chcore_v7m.h
+++ b/os/ports/IAR/ARMCMx/chcore_v7m.h
@@ -63,15 +63,13 @@
  * @brief   Per-thread stack overhead for interrupts servicing.

  * @details This constant is used in the calculation of the correct working

  *          area size.

- *          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 conservatively set to 16 because the function

- *          @p chSchDoReschedule() can have a stack frame, especially with

- *          compiler optimizations disabled.

+ * @note    In this port this value is conservatively set to 32 because the

+ *          function @p chSchDoReschedule() can have a stack frame, especially

+ *          with compiler optimizations disabled. The value can be reduced

+ *          when compiler optimizations are enabled.

  */

 #if !defined(PORT_INT_REQUIRED_STACK)

-#define PORT_INT_REQUIRED_STACK         16

+#define PORT_INT_REQUIRED_STACK         32

 #endif

 

 /**

diff --git a/os/ports/RVCT/ARMCMx/chcore_v6m.h b/os/ports/RVCT/ARMCMx/chcore_v6m.h
index 89ab92640..5de576a21 100644
--- a/os/ports/RVCT/ARMCMx/chcore_v6m.h
+++ b/os/ports/RVCT/ARMCMx/chcore_v6m.h
@@ -66,15 +66,13 @@
  * @brief   Per-thread stack overhead for interrupts servicing.

  * @details This constant is used in the calculation of the correct working

  *          area size.

- *          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 conservatively set to 16 because the function

- *          @p chSchDoReschedule() can have a stack frame, especially with

- *          compiler optimizations disabled.

+ * @note    In this port this value is conservatively set to 32 because the

+ *          function @p chSchDoReschedule() can have a stack frame, especially

+ *          with compiler optimizations disabled. The value can be reduced

+ *          when compiler optimizations are enabled.

  */

 #if !defined(PORT_INT_REQUIRED_STACK)

-#define PORT_INT_REQUIRED_STACK         16

+#define PORT_INT_REQUIRED_STACK         32

 #endif

 

 /**

diff --git a/os/ports/RVCT/ARMCMx/chcore_v7m.h b/os/ports/RVCT/ARMCMx/chcore_v7m.h
index b568d5e5a..98bbb6358 100644
--- a/os/ports/RVCT/ARMCMx/chcore_v7m.h
+++ b/os/ports/RVCT/ARMCMx/chcore_v7m.h
@@ -63,15 +63,13 @@
  * @brief   Per-thread stack overhead for interrupts servicing.

  * @details This constant is used in the calculation of the correct working

  *          area size.

- *          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 conservatively set to 16 because the function

- *          @p chSchDoReschedule() can have a stack frame, especially with

- *          compiler optimizations disabled.

+ * @note    In this port this value is conservatively set to 32 because the

+ *          function @p chSchDoReschedule() can have a stack frame, especially

+ *          with compiler optimizations disabled. The value can be reduced

+ *          when compiler optimizations are enabled.

  */

 #if !defined(PORT_INT_REQUIRED_STACK)

-#define PORT_INT_REQUIRED_STACK         16

+#define PORT_INT_REQUIRED_STACK         32

 #endif

 

 /**