Implemented system state checker debug option, remove the option CH_USE_NESTED_LOCKS. Documentation improvements and fixes.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@3221 35acf78f-673a-0410-8e92-d51de3d6d3f4

1 files changed, 2 insertions, 20 deletions

diff --git a/os/kernel/src/chsys.c b/os/kernel/src/chsys.c
index 4c8cd708d..6c63e113f 100644
--- a/os/kernel/src/chsys.c
+++ b/os/kernel/src/chsys.c
@@ -98,6 +98,8 @@ void chSysInit(void) {
   setcurrp(_thread_init(&mainthread, NORMALPRIO));

   currp->p_state = THD_STATE_CURRENT;

 #if CH_DBG_ENABLE_STACK_CHECK

+  /* This is a special case because the main thread Thread structure is not

+     adjacent to its stack area.*/

   currp->p_stklimit = &__main_thread_stack_base__;

 #endif

   chSysEnable();

@@ -141,24 +143,4 @@ void chSysTimerHandlerI(void) {
 #endif

 }

 

-#if CH_USE_NESTED_LOCKS && !CH_OPTIMIZE_SPEED

-void chSysLock(void) {

-

-  chDbgAssert(currp->p_locks >= 0,

-              "chSysLock(), #1",

-              "negative nesting counter");

-  if (currp->p_locks++ == 0)

-    port_lock();

-}

-

-void chSysUnlock(void) {

-

-  chDbgAssert(currp->p_locks > 0,

-              "chSysUnlock(), #1",

-              "non-positive nesting counter");

-  if (--currp->p_locks == 0)

-    port_unlock();

-}

-#endif /* CH_USE_NESTED_LOCKS && !CH_OPTIMIZE_SPEED */

-

 /** @} */