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factor out common function

pull/6239/head
Brendan McDonnell 2018-02-28 14:02:05 -05:00
parent 35308c1937
commit dfa6a7aa97
2 changed files with 8 additions and 2 deletions
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8
drivers/InterruptIn.cpp
View File

@ -24,7 +24,7 @@ InterruptIn::InterruptIn(PinName pin) : gpio(),
_rise(NULL),
_fall(NULL) {
// No lock needed in the constructor
gpio_irq_init(&gpio_irq, pin, (&InterruptIn::_irq_handler), (uint32_t)this);
irq_init(pin);
gpio_init_in(&gpio, pin);
}
@ -34,10 +34,14 @@ InterruptIn::InterruptIn(PinName pin, PinMode mode) :
_rise(NULL),
_fall(NULL) {
// No lock needed in the constructor
gpio_irq_init(&gpio_irq, pin, (&InterruptIn::_irq_handler), (uint32_t)this);
irq_init(pin);
gpio_init_in_ex(&gpio, pin, mode);
}
void InterruptIn::irq_init(PinName pin) {
gpio_irq_init(&gpio_irq, pin, (&InterruptIn::_irq_handler), (uint32_t)this);
}
InterruptIn::~InterruptIn() {
// No lock needed in the destructor
gpio_irq_free(&gpio_irq);

2
drivers/InterruptIn.h
View File

@ -159,6 +159,8 @@ protected:
Callback<void()> _rise;
Callback<void()> _fall;
void irq_init(PinName pin);
};
} // namespace mbed