diff options
| -rw-r--r-- | os/hal/ports/STM32/LLD/TIMv1/st_lld.c | 2 | ||||
| -rw-r--r-- | os/hal/ports/common/ARMCMx/nvic.c | 17 | ||||
| -rw-r--r-- | os/hal/ports/common/ARMCMx/nvic.h | 19 |
3 files changed, 34 insertions, 4 deletions
diff --git a/os/hal/ports/STM32/LLD/TIMv1/st_lld.c b/os/hal/ports/STM32/LLD/TIMv1/st_lld.c index a8ef5896d..01aeabf1b 100644 --- a/os/hal/ports/STM32/LLD/TIMv1/st_lld.c +++ b/os/hal/ports/STM32/LLD/TIMv1/st_lld.c @@ -205,7 +205,7 @@ void st_lld_init(void) { SysTick_CTRL_TICKINT_Msk;
/* IRQ enabled.*/
- nvicSetSystemHandlerPriority(SysTick_IRQn, STM32_ST_IRQ_PRIORITY);
+ nvicSetSystemHandlerPriority(HANDLER_SYSTICK, STM32_ST_IRQ_PRIORITY);
#endif /* OSAL_ST_MODE == OSAL_ST_MODE_PERIODIC */
}
diff --git a/os/hal/ports/common/ARMCMx/nvic.c b/os/hal/ports/common/ARMCMx/nvic.c index 20bf60035..dbd165a9f 100644 --- a/os/hal/ports/common/ARMCMx/nvic.c +++ b/os/hal/ports/common/ARMCMx/nvic.c @@ -50,10 +50,9 @@ /**
* @brief Sets the priority of an interrupt handler and enables it.
- * @note The parameters are not tested for correctness.
*
* @param[in] n the interrupt number
- * @param[in] prio the interrupt priority mask
+ * @param[in] prio the interrupt priority
*/
void nvicEnableVector(uint32_t n, uint32_t prio) {
@@ -64,7 +63,6 @@ void nvicEnableVector(uint32_t n, uint32_t prio) { /**
* @brief Disables an interrupt handler.
- * @note The parameters are not tested for correctness.
*
* @param[in] n the interrupt number
*/
@@ -74,4 +72,17 @@ void nvicDisableVector(uint32_t n) { NVIC->IP[n] = 0;
}
+/**
+ * @brief Changes the priority of a system handler.
+ *
+ * @param[in] handler the system handler number
+ * @param[in] prio the system handler priority
+ */
+void nvicSetSystemHandlerPriority(uint32_t handler, uint32_t prio) {
+
+ osalDbgCheck((handler >= 4) && (handler <= 15));
+
+ SCB->SHP[handler - 4] = NVIC_PRIORITY_MASK(prio);
+}
+
/** @} */
diff --git a/os/hal/ports/common/ARMCMx/nvic.h b/os/hal/ports/common/ARMCMx/nvic.h index b9fa905b1..807bf230c 100644 --- a/os/hal/ports/common/ARMCMx/nvic.h +++ b/os/hal/ports/common/ARMCMx/nvic.h @@ -29,6 +29,24 @@ /* Driver constants. */
/*===========================================================================*/
+/**
+ * @name System vectors numbers
+ * @{
+ */
+#define HANDLER_MEM_MANAGE 0 /**< MEM MANAGE vector id. */
+#define HANDLER_BUS_FAULT 1 /**< BUS FAULT vector id. */
+#define HANDLER_USAGE_FAULT 2 /**< USAGE FAULT vector id. */
+#define HANDLER_RESERVED_3 3
+#define HANDLER_RESERVED_4 4
+#define HANDLER_RESERVED_5 5
+#define HANDLER_RESERVED_6 6
+#define HANDLER_SVCALL 7 /**< SVCALL vector id. */
+#define HANDLER_DEBUG_MONITOR 8 /**< DEBUG MONITOR vector id. */
+#define HANDLER_RESERVED_9 9
+#define HANDLER_PENDSV 10 /**< PENDSV vector id. */
+#define HANDLER_SYSTICK 11 /**< SYS TCK vector id. */
+/** @} */
+
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
@@ -59,6 +77,7 @@ extern "C" { #endif
void nvicEnableVector(uint32_t n, uint32_t prio);
void nvicDisableVector(uint32_t n);
+ void nvicSetSystemHandlerPriority(uint32_t handler, uint32_t prio);
#ifdef __cplusplus
}
#endif
|