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https://github.com/cwyark/ameba-sdk-gcc-make.git
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90 lines
2.1 KiB
C
90 lines
2.1 KiB
C
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/* mbed Microcontroller Library
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*******************************************************************************
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* Copyright (c) 2014, Realtek Semiconductor Corp.
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* All rights reserved.
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*
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* This module is a confidential and proprietary property of RealTek and
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* possession or use of this module requires written permission of RealTek.
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*******************************************************************************
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*/
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#include "objects.h"
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#include "pinmap.h"
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//static uint32_t channel_ids[32] = {0};
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//static gpio_irq_handler irq_handler;
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#if CONFIG_GPIO_EN
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#include "gpio_irq_api.h"
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#include "gpio_irq_ex_api.h"
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int gpio_irq_init(gpio_irq_t *obj, PinName pin, gpio_irq_handler handler, uint32_t id)
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{
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if (pin == NC) return -1;
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obj->pin = pin;
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obj->hal_pin.pin_name = HAL_GPIO_GetPinName((u32)pin);; // get the IP pin name
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obj->hal_pin.pin_mode = INT_FALLING; // default use Falling trigger
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HAL_GPIO_Irq_Init(&obj->hal_pin);
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HAL_GPIO_UserRegIrq(&obj->hal_pin, (VOID*) handler, (VOID*) id);
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GpioFunctionChk(pin, ENABLE);
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return 0;
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}
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void gpio_irq_free(gpio_irq_t *obj)
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{
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HAL_GPIO_UserUnRegIrq(&obj->hal_pin);
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HAL_GPIO_DeInit(&obj->hal_pin);
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}
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void gpio_irq_set(gpio_irq_t *obj, gpio_irq_event event, uint32_t enable)
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{
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switch((uint32_t)event) {
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case IRQ_RISE:
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obj->hal_pin.pin_mode = INT_RISING;
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break;
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case IRQ_FALL:
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obj->hal_pin.pin_mode = INT_FALLING;
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break;
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case IRQ_LOW:
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obj->hal_pin.pin_mode = INT_LOW;
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break;
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case IRQ_HIGH:
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obj->hal_pin.pin_mode = INT_HIGH;
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break;
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case IRQ_NONE:
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// ?
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break;
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default:
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break;
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}
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HAL_GPIO_Irq_Init(&obj->hal_pin);
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HAL_GPIO_IntCtrl(&obj->hal_pin, enable);
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}
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void gpio_irq_enable(gpio_irq_t *obj)
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{
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HAL_GPIO_UnMaskIrq(&obj->hal_pin);
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}
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void gpio_irq_disable(gpio_irq_t *obj)
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{
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HAL_GPIO_MaskIrq(&obj->hal_pin);
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}
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void gpio_irq_deinit(gpio_irq_t *obj)
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{
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HAL_GPIO_DeInit(&obj->hal_pin);
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GpioFunctionChk(obj->pin, DISABLE);
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}
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#endif
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