Diff: targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_hal_def.h

Revision:

153:fa9ff456f731

Parent:

149:156823d33999

Child:

164:289d4deac6e4

--- a/targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_hal_def.h	Thu Dec 15 11:48:27 2016 +0000
+++ b/targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_hal_def.h	Tue Dec 20 17:27:56 2016 +0000
@@ -122,6 +122,28 @@
                                   do{                                       \
                                       (__HANDLE__)->Lock = HAL_UNLOCKED;    \
                                     }while (0)
+#if defined (__CC_ARM)
+#pragma diag_suppress 3731
+#endif
+static inline  void atomic_set_u32(volatile uint32_t *ptr, uint32_t mask)
+{
+	uint32_t newValue;
+	do {
+		newValue = (uint32_t)__LDREXW((volatile unsigned long *)ptr) | mask;
+
+	} while (__STREXW(newValue,(volatile unsigned long*) ptr));
+}
+
+
+static inline  void atomic_clr_u32(volatile uint32_t *ptr, uint32_t mask)
+{
+	uint32_t newValue;
+	do {
+		newValue = (uint32_t)__LDREXW((volatile unsigned long *)ptr) &~mask;
+
+	} while (__STREXW(newValue,(volatile unsigned long*) ptr));
+}
+
 #endif /* USE_RTOS */
 
 #if  defined ( __GNUC__ )