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authorgdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>2011-08-07 09:00:12 +0000
committergdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>2011-08-07 09:00:12 +0000
commit075ff711f1c9cf031fa4708c6b704f120d9a509d (patch)
tree534cedaa24e11fe2149e781cfe577ef0323a9ed8 /os/kernel/src
parent0c276798fd9ed7c2d91abd54d8fb2f3a20147130 (diff)
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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@3192 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/kernel/src')
-rw-r--r--os/kernel/src/chsys.c6
-rw-r--r--os/kernel/src/chthreads.c3
2 files changed, 9 insertions, 0 deletions
diff --git a/os/kernel/src/chsys.c b/os/kernel/src/chsys.c
index 8d9ce4905..4c8cd708d 100644
--- a/os/kernel/src/chsys.c
+++ b/os/kernel/src/chsys.c
@@ -77,6 +77,9 @@ void _idle_thread(void *p) {
*/
void chSysInit(void) {
static Thread mainthread;
+#if CH_DBG_ENABLE_STACK_CHECK
+ extern stkalign_t __main_thread_stack_base__;
+#endif
port_init();
_scheduler_init();
@@ -94,6 +97,9 @@ void chSysInit(void) {
/* Now this instructions flow becomes the main thread.*/
setcurrp(_thread_init(&mainthread, NORMALPRIO));
currp->p_state = THD_STATE_CURRENT;
+#if CH_DBG_ENABLE_STACK_CHECK
+ currp->p_stklimit = &__main_thread_stack_base__;
+#endif
chSysEnable();
chRegSetThreadName("main");
diff --git a/os/kernel/src/chthreads.c b/os/kernel/src/chthreads.c
index b68263a7b..182de7673 100644
--- a/os/kernel/src/chthreads.c
+++ b/os/kernel/src/chthreads.c
@@ -99,6 +99,9 @@ Thread *_thread_init(Thread *tp, tprio_t prio) {
#if CH_USE_MESSAGES
queue_init(&tp->p_msgqueue);
#endif
+#if CH_DBG_ENABLE_STACK_CHECK
+ tp->p_stklimit = (stkalign_t *)(tp + 1);
+#endif
#if defined(THREAD_EXT_INIT_HOOK)
THREAD_EXT_INIT_HOOK(tp);
#endif