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gpio: Attach gpio intr to the isr_server on the right core.

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Make sure GPIO interrupts get attached to the core that
the ISR service routine is running on, otherwise they
don't arrive.
This commit is contained in:
Jan Schmidt 2017-01-19 23:46:41 +11:00 committed by Angus Gratton
parent b022232e84
commit ac412feb69
1 changed files with 8 additions and 3 deletions
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11
components/driver/gpio.c
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@ -133,10 +133,10 @@ esp_err_t gpio_set_intr_type(gpio_num_t gpio_num, gpio_int_type_t intr_type)
return ESP_OK;
}
esp_err_t gpio_intr_enable(gpio_num_t gpio_num)
static esp_err_t gpio_intr_enable_on_core (gpio_num_t gpio_num, uint32_t core_id)
{
GPIO_CHECK(GPIO_IS_VALID_GPIO(gpio_num), "GPIO number error", ESP_ERR_INVALID_ARG);
if (xPortGetCoreID() == 0) {
if (core_id == 0) {
GPIO.pin[gpio_num].int_ena = GPIO_PRO_CPU_INTR_ENA; //enable pro cpu intr
} else {
GPIO.pin[gpio_num].int_ena = GPIO_APP_CPU_INTR_ENA; //enable pro cpu intr
@ -144,6 +144,11 @@ esp_err_t gpio_intr_enable(gpio_num_t gpio_num)
return ESP_OK;
}
esp_err_t gpio_intr_enable(gpio_num_t gpio_num)
{
return gpio_intr_enable_on_core (gpio_num, xPortGetCoreID());
}
esp_err_t gpio_intr_disable(gpio_num_t gpio_num)
{
GPIO_CHECK(GPIO_IS_VALID_GPIO(gpio_num), "GPIO number error", ESP_ERR_INVALID_ARG);
@ -380,7 +385,7 @@ esp_err_t gpio_isr_handler_add(gpio_num_t gpio_num, gpio_isr_t isr_handler, void
gpio_isr_func[gpio_num].fn = isr_handler;
gpio_isr_func[gpio_num].args = args;
}
gpio_intr_enable(gpio_num);
gpio_intr_enable_on_core (gpio_num, esp_intr_get_cpu(gpio_isr_handle));
portEXIT_CRITICAL(&gpio_spinlock);
return ESP_OK;
}