X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Fdrv%2Fwdt.h;h=faba48d9c6a36c16f832b351ff3aa4e66452483f;hb=2053cc3e6aa26c20a8511ad7148dd704b8e0891e;hp=85f33f8249b544d86bf5012c4f90e57e0dac0570;hpb=1260bb120279dc22498c875ac4239bf44b5917bd;p=bertos.git

diff --git a/bertos/drv/wdt.h b/bertos/drv/wdt.h
index 85f33f82..faba48d9 100644
--- a/bertos/drv/wdt.h
+++ b/bertos/drv/wdt.h
@@ -30,18 +30,20 @@
  *
  * -->
  *
- * \version $Id$
  *
  * \author Bernie Innocenti <bernie@codewiz.org>
  *
- * \brief Watchdog interface
+ * \brief Watchdog module, supplies a simple API to manage wdt on supported target.
+ *
+ * $WIZ$ module_name = "wdt"
+ * $WIZ$ module_configuration = "bertos/cfg/cfg_wdt.h"
+ * $WIZ$ module_supports = "avr"
  */
 
 #ifndef DRV_WDT_H
 #define DRV_WDT_H
 
 #include "cfg/cfg_wdt.h"
-#include "cfg/cfg_arch.h"
 
 #include <cfg/compiler.h> // INLINE
 
@@ -50,7 +52,7 @@
 	#error CONFIG_WATCHDOG must be defined to either 0 or 1
 #endif
 
-#if OS_HOSTED || !CONFIG_WATCHDOG
+#if OS_HOSTED
 	#include <cpu/detect.h>
 	#include <cfg/os.h>
 
@@ -61,21 +63,20 @@
 	#else
 		#error unknown CPU
 	#endif
+#elif CONFIG_WATCHDOG
+	#include CPU_HEADER(wdt)
 #endif /* CONFIG_WATCHDOG */
 
 
 #if OS_HOSTED || !CONFIG_WATCHDOG
+
 	/**
 	 * Reset the watchdog timer.
 	 */
 	INLINE void wdt_reset(void)
 	{
 	#if CONFIG_WATCHDOG
-		#if OS_QT
-			// Let Qt handle events
-			ASSERT(qApp);
-			qApp->processEvents();
-		#elif OS_POSIX
+		#if OS_POSIX
 			static struct timeval tv = { 0, 0 };
 			select(0, NULL, NULL, NULL, &tv);
 		#endif
@@ -83,11 +84,13 @@
 	}
 
 	/**
-	 * Set watchdog timer timeout.
+	 * Start the watchdog timer that fire at the select
+	 * timeout.
 	 *
-	 * \param timeout  0: 16.3ms, 7: 2.1s
+	 * \param timeout this value is target dependant.
+	 * See the target documentation for more details.
 	 */
-	INLINE void wdt_init(uint8_t timeout)
+	INLINE void wdt_start(uint32_t timeout)
 	{
 	#if CONFIG_WATCHDOG
 		#if OS_QT
@@ -100,29 +103,14 @@
 			(void)timeout;
 		#elif OS_POSIX
 			(void)timeout; // NOP
-		#else
-			#error unknown CPU
 		#endif
 	#endif /* CONFIG_WATCHDOG */
-		(void)timeout;
-	}
-
-	INLINE void wdt_start(void)
-	{
-#if CONFIG_WATCHDOG
-		#if OS_QT
-			// NOP
-		#elif OS_POSIX
-			// NOP
-		#else
-			#error unknown CPU
-		#endif
-#endif /* CONFIG_WATCHDOG */
+		(void)timeout; // NOP
 	}
 
 	INLINE void wdt_stop(void)
 	{
-#if CONFIG_WATCHDOG
+	#if CONFIG_WATCHDOG
 		#if OS_QT
 			// NOP
 		#elif OS_POSIX
@@ -130,7 +118,7 @@
 		#else
 			#error unknown CPU
 		#endif
-#endif /* CONFIG_WATCHDOG */
+	#endif /* CONFIG_WATCHDOG */
 	}
 #endif /* OS_HOSTED || !CONFIG_WATCHDOG */