git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7841 35acf78f-673a-0410-8e92-d51de3d6d3f4

os/hal/ports/common/ARMCMx/nvic.c

@@ -85,4 +85,14 @@ void nvicSetSystemHandlerPriority(uint32_t handler, uint32_t prio) {
   SCB->SHP[handler] = NVIC_PRIORITY_MASK(prio);
 }
 
+/**
+ * @brief   Clears a pending interrupt source.
+ *
+ * @param[in] n         the interrupt number
+ */
+void nvicClearPending(uint32_t n) {
+
+  NVIC->ICPR[n >> 5] = 1 << (n & 0x1F);
+}
+
 /** @} */

os/hal/ports/common/ARMCMx/nvic.h

@@ -78,6 +78,7 @@ extern "C" {
   void nvicEnableVector(uint32_t n, uint32_t prio);
   void nvicDisableVector(uint32_t n);
   void nvicSetSystemHandlerPriority(uint32_t handler, uint32_t prio);
+  void nvicClearPending(uint32_t n);
 #ifdef __cplusplus
 }
 #endif