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-rw-r--r--cpukit/sapi/include/rtems/config.h44
1 files changed, 38 insertions, 6 deletions
diff --git a/cpukit/sapi/include/rtems/config.h b/cpukit/sapi/include/rtems/config.h
index 590999c029..25ddfda421 100644
--- a/cpukit/sapi/include/rtems/config.h
+++ b/cpukit/sapi/include/rtems/config.h
@@ -84,6 +84,30 @@ typedef struct {
} rtems_multiprocessing_table;
#endif
+/**
+ * @brief Task stack allocator initialization hook.
+ *
+ * @param[in] stack_space_size Size of the stack space in bytes.
+ */
+typedef void (*rtems_stack_allocate_init_hook)( size_t stack_space_size );
+
+/**
+ * @brief Task stack allocator hook.
+ *
+ * @param[in] stack_size Size of the task stack in bytes.
+ *
+ * @retval NULL Not enough memory.
+ * @retval other Pointer to task stack.
+ */
+typedef void *(*rtems_stack_allocate_hook)( size_t stack_size );
+
+/**
+ * @brief Task stack deallocator hook.
+ *
+ * @param[in] addr Pointer to previously allocated task stack.
+ */
+typedef void (*rtems_stack_free_hook)( void *addr );
+
/*
* The following records define the Configuration Table. The
* information contained in this table is required in all
@@ -139,15 +163,20 @@ typedef struct {
*/
uint32_t interrupt_stack_size;
- /** The BSP may want to provide it's own stack allocation routines.
- * In this case, the BSP will provide this stack allocation hook.
+ /**
+ * @brief Optional task stack allocator initialization hook.
*/
- void * (*stack_allocate_hook)( size_t );
+ rtems_stack_allocate_init_hook stack_allocate_init_hook;
- /** The BSP may want to provide it's own stack free routines.
- * In this case, the BSP will provide this stack free hook.
+ /**
+ * @brief Optional task stack allocator hook.
*/
- void (*stack_free_hook)( void *);
+ rtems_stack_allocate_hook stack_allocate_hook;
+
+ /**
+ * @brief Optional task stack free hook.
+ */
+ rtems_stack_free_hook stack_free_hook;
/** If this element is TRUE, then RTEMS will zero the Executive Workspace.
* When this element is FALSE, it is assumed that the BSP or invoking
@@ -268,6 +297,9 @@ extern rtems_configuration_table Configuration;
#define rtems_configuration_get_interrupt_stack_size() \
(Configuration.interrupt_stack_size)
+#define rtems_configuration_get_stack_allocate_init_hook() \
+ (Configuration.stack_allocate_init_hook)
+
#define rtems_configuration_get_stack_allocate_hook() \
(Configuration.stack_allocate_hook)