2021-05-18 09:23:14 +00:00
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#include <furi.h>
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2022-01-05 16:10:18 +00:00
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#include <furi_hal_gpio.h>
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#include <furi_hal_version.h>
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2021-05-18 09:23:14 +00:00
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#define GET_SYSCFG_EXTI_PORT(gpio) \
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(((gpio) == (GPIOA)) ? LL_SYSCFG_EXTI_PORTA : \
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((gpio) == (GPIOB)) ? LL_SYSCFG_EXTI_PORTB : \
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((gpio) == (GPIOC)) ? LL_SYSCFG_EXTI_PORTC : \
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((gpio) == (GPIOD)) ? LL_SYSCFG_EXTI_PORTD : \
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((gpio) == (GPIOE)) ? LL_SYSCFG_EXTI_PORTE : \
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LL_SYSCFG_EXTI_PORTH)
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#define GPIO_PIN_MAP(pin, prefix) \
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(((pin) == (LL_GPIO_PIN_0)) ? prefix##0 : \
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((pin) == (LL_GPIO_PIN_1)) ? prefix##1 : \
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((pin) == (LL_GPIO_PIN_2)) ? prefix##2 : \
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((pin) == (LL_GPIO_PIN_3)) ? prefix##3 : \
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((pin) == (LL_GPIO_PIN_4)) ? prefix##4 : \
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((pin) == (LL_GPIO_PIN_5)) ? prefix##5 : \
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((pin) == (LL_GPIO_PIN_6)) ? prefix##6 : \
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((pin) == (LL_GPIO_PIN_7)) ? prefix##7 : \
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((pin) == (LL_GPIO_PIN_8)) ? prefix##8 : \
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((pin) == (LL_GPIO_PIN_9)) ? prefix##9 : \
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((pin) == (LL_GPIO_PIN_10)) ? prefix##10 : \
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((pin) == (LL_GPIO_PIN_11)) ? prefix##11 : \
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((pin) == (LL_GPIO_PIN_12)) ? prefix##12 : \
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((pin) == (LL_GPIO_PIN_13)) ? prefix##13 : \
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((pin) == (LL_GPIO_PIN_14)) ? prefix##14 : \
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prefix##15)
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#define GET_SYSCFG_EXTI_LINE(pin) GPIO_PIN_MAP(pin, LL_SYSCFG_EXTI_LINE)
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#define GET_EXTI_LINE(pin) GPIO_PIN_MAP(pin, LL_EXTI_LINE_)
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static volatile GpioInterrupt gpio_interrupt[GPIO_NUMBER];
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static uint8_t hal_gpio_get_pin_num(const GpioPin* gpio) {
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uint8_t pin_num = 0;
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for(pin_num = 0; pin_num < GPIO_NUMBER; pin_num++) {
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if(gpio->pin & (1 << pin_num)) break;
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}
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return pin_num;
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}
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2021-05-24 09:57:14 +00:00
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void hal_gpio_init_simple(const GpioPin* gpio, const GpioMode mode) {
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hal_gpio_init(gpio, mode, GpioPullNo, GpioSpeedLow);
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}
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2021-05-18 09:23:14 +00:00
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void hal_gpio_init(
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const GpioPin* gpio,
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const GpioMode mode,
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const GpioPull pull,
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const GpioSpeed speed) {
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2021-05-24 09:57:14 +00:00
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// we cannot set alternate mode in this function
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furi_assert(mode != GpioModeAltFunctionPushPull);
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furi_assert(mode != GpioModeAltFunctionOpenDrain);
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2021-08-03 17:24:20 +00:00
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hal_gpio_init_ex(gpio, mode, pull, speed, GpioAltFnUnused);
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2021-05-24 09:57:14 +00:00
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}
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void hal_gpio_init_ex(
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const GpioPin* gpio,
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const GpioMode mode,
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const GpioPull pull,
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const GpioSpeed speed,
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const GpioAltFn alt_fn) {
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2021-05-18 09:23:14 +00:00
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uint32_t sys_exti_port = GET_SYSCFG_EXTI_PORT(gpio->port);
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uint32_t sys_exti_line = GET_SYSCFG_EXTI_LINE(gpio->pin);
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uint32_t exti_line = GET_EXTI_LINE(gpio->pin);
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// Configure gpio with interrupts disabled
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2022-02-10 11:20:50 +00:00
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FURI_CRITICAL_ENTER();
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2021-05-18 09:23:14 +00:00
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// Set gpio speed
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switch(speed) {
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case GpioSpeedLow:
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2021-05-18 09:23:14 +00:00
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LL_GPIO_SetPinSpeed(gpio->port, gpio->pin, LL_GPIO_SPEED_FREQ_LOW);
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2022-02-10 11:20:50 +00:00
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break;
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case GpioSpeedMedium:
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2021-05-18 09:23:14 +00:00
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LL_GPIO_SetPinSpeed(gpio->port, gpio->pin, LL_GPIO_SPEED_FREQ_MEDIUM);
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2022-02-10 11:20:50 +00:00
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break;
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case GpioSpeedHigh:
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2021-05-18 09:23:14 +00:00
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LL_GPIO_SetPinSpeed(gpio->port, gpio->pin, LL_GPIO_SPEED_FREQ_HIGH);
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2022-02-10 11:20:50 +00:00
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break;
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case GpioSpeedVeryHigh:
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2021-05-18 09:23:14 +00:00
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LL_GPIO_SetPinSpeed(gpio->port, gpio->pin, LL_GPIO_SPEED_FREQ_VERY_HIGH);
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2022-02-10 11:20:50 +00:00
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break;
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2021-05-18 09:23:14 +00:00
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}
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2022-02-10 11:20:50 +00:00
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2021-05-18 09:23:14 +00:00
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// Set gpio pull mode
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2022-02-10 11:20:50 +00:00
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switch(pull) {
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case GpioPullNo:
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2021-05-18 09:23:14 +00:00
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LL_GPIO_SetPinPull(gpio->port, gpio->pin, LL_GPIO_PULL_NO);
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2022-02-10 11:20:50 +00:00
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break;
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case GpioPullUp:
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2021-05-18 09:23:14 +00:00
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LL_GPIO_SetPinPull(gpio->port, gpio->pin, LL_GPIO_PULL_UP);
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2022-02-10 11:20:50 +00:00
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break;
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case GpioPullDown:
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2021-05-18 09:23:14 +00:00
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LL_GPIO_SetPinPull(gpio->port, gpio->pin, LL_GPIO_PULL_DOWN);
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2022-02-10 11:20:50 +00:00
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break;
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2021-05-18 09:23:14 +00:00
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}
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2022-02-10 11:20:50 +00:00
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2021-05-18 09:23:14 +00:00
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// Set gpio mode
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if(mode >= GpioModeInterruptRise) {
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// Set pin in interrupt mode
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LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_INPUT);
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LL_SYSCFG_SetEXTISource(sys_exti_port, sys_exti_line);
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if(mode == GpioModeInterruptRise || mode == GpioModeInterruptRiseFall) {
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LL_EXTI_EnableIT_0_31(exti_line);
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LL_EXTI_EnableRisingTrig_0_31(exti_line);
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}
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if(mode == GpioModeInterruptFall || mode == GpioModeInterruptRiseFall) {
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LL_EXTI_EnableIT_0_31(exti_line);
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LL_EXTI_EnableFallingTrig_0_31(exti_line);
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}
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2022-02-10 11:20:50 +00:00
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if(mode == GpioModeEventRise || mode == GpioModeEventRiseFall) {
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2021-05-18 09:23:14 +00:00
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LL_EXTI_EnableEvent_0_31(exti_line);
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LL_EXTI_EnableRisingTrig_0_31(exti_line);
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}
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2022-02-10 11:20:50 +00:00
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if(mode == GpioModeEventFall || mode == GpioModeEventRiseFall) {
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2021-05-18 09:23:14 +00:00
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LL_EXTI_EnableEvent_0_31(exti_line);
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LL_EXTI_EnableFallingTrig_0_31(exti_line);
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}
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} else {
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// Disable interrupts if set
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if(LL_SYSCFG_GetEXTISource(sys_exti_line) == sys_exti_port &&
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LL_EXTI_IsEnabledIT_0_31(exti_line)) {
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LL_EXTI_DisableIT_0_31(exti_line);
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LL_EXTI_DisableRisingTrig_0_31(exti_line);
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LL_EXTI_DisableFallingTrig_0_31(exti_line);
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}
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2022-02-10 11:20:50 +00:00
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// Prepare alternative part if any
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if(mode == GpioModeAltFunctionPushPull || mode == GpioModeAltFunctionOpenDrain) {
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// set alternate function
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if(hal_gpio_get_pin_num(gpio) < 8) {
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LL_GPIO_SetAFPin_0_7(gpio->port, gpio->pin, alt_fn);
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} else {
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LL_GPIO_SetAFPin_8_15(gpio->port, gpio->pin, alt_fn);
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}
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}
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2021-05-18 09:23:14 +00:00
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// Set not interrupt pin modes
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switch(mode) {
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case GpioModeInput:
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LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_INPUT);
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2022-02-10 11:20:50 +00:00
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break;
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case GpioModeOutputPushPull:
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LL_GPIO_SetPinOutputType(gpio->port, gpio->pin, LL_GPIO_OUTPUT_PUSHPULL);
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LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_OUTPUT);
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2022-02-10 11:20:50 +00:00
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break;
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case GpioModeAltFunctionPushPull:
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2021-05-18 09:23:14 +00:00
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LL_GPIO_SetPinOutputType(gpio->port, gpio->pin, LL_GPIO_OUTPUT_PUSHPULL);
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2022-02-10 11:20:50 +00:00
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LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_ALTERNATE);
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break;
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case GpioModeOutputOpenDrain:
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LL_GPIO_SetPinOutputType(gpio->port, gpio->pin, LL_GPIO_OUTPUT_OPENDRAIN);
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2021-05-18 09:23:14 +00:00
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LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_OUTPUT);
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2022-02-10 11:20:50 +00:00
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break;
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case GpioModeAltFunctionOpenDrain:
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2021-05-18 09:23:14 +00:00
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LL_GPIO_SetPinOutputType(gpio->port, gpio->pin, LL_GPIO_OUTPUT_OPENDRAIN);
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2022-02-10 11:20:50 +00:00
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LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_ALTERNATE);
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break;
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case GpioModeAnalog:
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2021-05-18 09:23:14 +00:00
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LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_ANALOG);
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2022-02-10 11:20:50 +00:00
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break;
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default:
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break;
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2021-05-18 09:23:14 +00:00
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}
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}
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2022-02-10 11:20:50 +00:00
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FURI_CRITICAL_EXIT();
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2021-05-18 09:23:14 +00:00
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}
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void hal_gpio_add_int_callback(const GpioPin* gpio, GpioExtiCallback cb, void* ctx) {
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furi_assert(gpio);
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furi_assert(cb);
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2022-02-10 11:20:50 +00:00
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FURI_CRITICAL_ENTER();
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2021-05-18 09:23:14 +00:00
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uint8_t pin_num = hal_gpio_get_pin_num(gpio);
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2021-09-01 23:22:40 +00:00
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furi_assert(gpio_interrupt[pin_num].callback == NULL);
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2021-05-18 09:23:14 +00:00
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gpio_interrupt[pin_num].callback = cb;
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gpio_interrupt[pin_num].context = ctx;
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gpio_interrupt[pin_num].ready = true;
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2022-02-10 11:20:50 +00:00
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FURI_CRITICAL_EXIT();
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}
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void hal_gpio_enable_int_callback(const GpioPin* gpio) {
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furi_assert(gpio);
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2022-02-10 11:20:50 +00:00
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FURI_CRITICAL_ENTER();
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uint8_t pin_num = hal_gpio_get_pin_num(gpio);
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if(gpio_interrupt[pin_num].callback) {
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gpio_interrupt[pin_num].ready = true;
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}
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FURI_CRITICAL_EXIT();
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}
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void hal_gpio_disable_int_callback(const GpioPin* gpio) {
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furi_assert(gpio);
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2022-02-10 11:20:50 +00:00
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FURI_CRITICAL_ENTER();
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uint8_t pin_num = hal_gpio_get_pin_num(gpio);
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gpio_interrupt[pin_num].ready = false;
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FURI_CRITICAL_EXIT();
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}
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void hal_gpio_remove_int_callback(const GpioPin* gpio) {
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furi_assert(gpio);
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2022-02-10 11:20:50 +00:00
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FURI_CRITICAL_ENTER();
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uint8_t pin_num = hal_gpio_get_pin_num(gpio);
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gpio_interrupt[pin_num].callback = NULL;
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gpio_interrupt[pin_num].context = NULL;
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gpio_interrupt[pin_num].ready = false;
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2022-02-10 11:20:50 +00:00
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FURI_CRITICAL_EXIT();
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}
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static void hal_gpio_int_call(uint16_t pin_num) {
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if(gpio_interrupt[pin_num].callback && gpio_interrupt[pin_num].ready) {
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gpio_interrupt[pin_num].callback(gpio_interrupt[pin_num].context);
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}
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}
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/* Interrupt handlers */
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void EXTI0_IRQHandler(void) {
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if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_0)) {
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LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_0);
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hal_gpio_int_call(0);
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}
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}
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void EXTI1_IRQHandler(void) {
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if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_1)) {
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LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_1);
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hal_gpio_int_call(1);
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}
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}
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void EXTI2_IRQHandler(void) {
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if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_2)) {
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LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_2);
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hal_gpio_int_call(2);
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}
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}
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void EXTI3_IRQHandler(void) {
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if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_3)) {
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LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_3);
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hal_gpio_int_call(3);
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}
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}
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void EXTI4_IRQHandler(void) {
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if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_4)) {
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LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_4);
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hal_gpio_int_call(4);
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}
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}
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void EXTI9_5_IRQHandler(void) {
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if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_5)) {
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LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_5);
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hal_gpio_int_call(5);
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}
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if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_6)) {
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LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_6);
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hal_gpio_int_call(6);
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}
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if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_7)) {
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LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_7);
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hal_gpio_int_call(7);
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}
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if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_8)) {
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LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_8);
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|
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hal_gpio_int_call(8);
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|
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}
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|
|
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if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_9)) {
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|
|
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LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_9);
|
|
|
|
hal_gpio_int_call(9);
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|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void EXTI15_10_IRQHandler(void) {
|
|
|
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if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_10)) {
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|
|
|
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_10);
|
|
|
|
hal_gpio_int_call(10);
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|
|
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}
|
|
|
|
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_11)) {
|
|
|
|
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_11);
|
|
|
|
hal_gpio_int_call(11);
|
|
|
|
}
|
|
|
|
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_12)) {
|
|
|
|
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_12);
|
|
|
|
hal_gpio_int_call(12);
|
|
|
|
}
|
|
|
|
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_13)) {
|
|
|
|
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_13);
|
|
|
|
hal_gpio_int_call(13);
|
|
|
|
}
|
|
|
|
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_14)) {
|
|
|
|
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_14);
|
|
|
|
hal_gpio_int_call(14);
|
|
|
|
}
|
|
|
|
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_15)) {
|
|
|
|
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_15);
|
|
|
|
hal_gpio_int_call(15);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
extern COMP_HandleTypeDef hcomp1;
|
|
|
|
|
|
|
|
bool hal_gpio_get_rfid_in_level() {
|
|
|
|
bool value = false;
|
2021-08-08 18:03:25 +00:00
|
|
|
if(furi_hal_version_get_hw_version() > 7) {
|
2021-05-18 09:23:14 +00:00
|
|
|
value = (HAL_COMP_GetOutputLevel(&hcomp1) == COMP_OUTPUT_LEVEL_LOW);
|
|
|
|
} else {
|
|
|
|
value = (HAL_COMP_GetOutputLevel(&hcomp1) == COMP_OUTPUT_LEVEL_HIGH);
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef INVERT_RFID_IN
|
|
|
|
return !value;
|
|
|
|
#else
|
|
|
|
return value;
|
|
|
|
#endif
|
|
|
|
}
|