Import Mbed OS hard-float snapshot

2026-06-01 20:15:04 +03:00
commit d3738e2f89
16278 changed files with 10628036 additions and 0 deletions
--- a/targets/TARGET_NUVOTON/TARGET_M451/device/StdDriver/m451_gpio.c
+++ b/targets/TARGET_NUVOTON/TARGET_M451/device/StdDriver/m451_gpio.c
@@ -0,0 +1,102 @@
+/**************************************************************************//**
+ * @file     gpio.c
+ * @version  V3.00
+ * $Revision: 6 $
+ * $Date: 15/08/11 10:26a $
+ * @brief    M451 series GPIO driver source file
+ *
+ * @note
+ * Copyright (C) 2014~2015 Nuvoton Technology Corp. All rights reserved.
+*****************************************************************************/
+
+#include "M451Series.h"
+
+/** @addtogroup Standard_Driver Standard Driver
+  @{
+*/
+
+/** @addtogroup GPIO_Driver GPIO Driver
+  @{
+*/
+
+/** @addtogroup GPIO_EXPORTED_FUNCTIONS GPIO Exported Functions
+  @{
+*/
+
+/**
+ * @brief       Set GPIO operation mode
+ *
+ * @param[in]   port        GPIO port. It could be PA, PB, PC, PD, PE or PF.
+ * @param[in]   u32PinMask  The single or multiple pins of specified GPIO port.
+ *                          It could be BIT0 ~ BIT15 for PA, PB, PC and PD GPIO port.
+ *                          It could be BIT0 ~ BIT14 for PE GPIO port.
+ *                          It could be BIT0 ~ BIT7 for PF GPIO port.
+ * @param[in]   u32Mode     Operation mode.  It could be \n
+ *                          GPIO_MODE_INPUT, GPIO_MODE_OUTPUT, GPIO_MODE_OPEN_DRAIN, GPIO_MODE_QUASI.
+ *
+ * @return      None
+ *
+ * @details     This function is used to set specified GPIO operation mode.
+ */
+void GPIO_SetMode(GPIO_T *port, uint32_t u32PinMask, uint32_t u32Mode)
+{
+    uint32_t i;
+
+    for(i = 0; i < GPIO_PIN_MAX; i++)
+    {
+        if(u32PinMask & (1 << i))
+        {
+            port->MODE = (port->MODE & ~(0x3 << (i << 1))) | (u32Mode << (i << 1));
+        }
+    }
+}
+
+/**
+ * @brief       Enable GPIO interrupt
+ *
+ * @param[in]   port            GPIO port. It could be PA, PB, PC, PD, PE or PF.
+ * @param[in]   u32Pin          The pin of specified GPIO port.
+ *                              It could be 0 ~ 15 for PA, PB, PC and PD GPIO port.
+ *                              It could be 0 ~ 14 for PE GPIO port.
+ *                              It could be 0 ~ 7 for PF GPIO port.
+ * @param[in]   u32IntAttribs   The interrupt attribute of specified GPIO pin. It could be \n
+ *                              GPIO_INT_RISING, GPIO_INT_FALLING, GPIO_INT_BOTH_EDGE, GPIO_INT_HIGH, GPIO_INT_LOW.
+ *
+ * @return      None
+ *
+ * @details     This function is used to enable specified GPIO pin interrupt.
+ */
+void GPIO_EnableInt(GPIO_T *port, uint32_t u32Pin, uint32_t u32IntAttribs)
+{
+    port->INTTYPE |= (((u32IntAttribs >> 24) & 0xFFUL) << u32Pin);
+    port->INTEN |= ((u32IntAttribs & 0xFFFFFFUL) << u32Pin);
+}
+
+
+/**
+ * @brief       Disable GPIO interrupt
+ *
+ * @param[in]   port        GPIO port. It could be PA, PB, PC, PD, PE or PF.
+ * @param[in]   u32Pin      The pin of specified GPIO port.
+ *                          It could be 0 ~ 15 for PA, PB, PC and PD GPIO port.
+ *                          It could be 0 ~ 14 for PE GPIO port.
+ *                          It could be 0 ~ 7 for PF GPIO port.
+ *
+ * @return      None
+ *
+ * @details     This function is used to enable specified GPIO pin interrupt.
+ */
+void GPIO_DisableInt(GPIO_T *port, uint32_t u32Pin)
+{
+    port->INTTYPE &= ~(1UL << u32Pin);
+    port->INTEN &= ~((0x00010001UL) << u32Pin);
+}
+
+
+/*@}*/ /* end of group GPIO_EXPORTED_FUNCTIONS */
+
+/*@}*/ /* end of group GPIO_Driver */
+
+/*@}*/ /* end of group Standard_Driver */
+
+/*** (C) COPYRIGHT 2014~2015 Nuvoton Technology Corp. ***/