flipperzero-firmware/firmware/targets/local/Inc/flipper_hal.h

/*
Flipper devices inc.

GPIO and HAL implementations
*/

#pragma once

#include <stdio.h>
#include <stdbool.h>
#include "main.h"

typedef enum { GpioModeInput, GpioModeOutput, GpioModeOpenDrain } GpioMode;

typedef struct {
    const char* port;
    uint32_t pin;
    GpioMode mode;
} GpioPin;

void app_gpio_init(GpioPin gpio, GpioMode mode);

static inline void app_gpio_write(GpioPin gpio, bool state) {
    if(gpio.pin != 0) {
        if(state) {
            printf("[GPIO] %s%d on\n", gpio.port, gpio.pin);
        } else {
            printf("[GPIO] %s%d off\n", gpio.port, gpio.pin);
        }
    } else {
        printf("[GPIO] no pin\n");
    }
}

static inline bool app_gpio_read(GpioPin gpio) {
    // TODO emulate pin state?

    return false;
}

typedef enum { GPIO_PIN_SET = 1, GPIO_PIN_RESET = 0 } HAL_GPIO_PIN_STATE;

void HAL_GPIO_WritePin(const char* port, uint32_t pin, HAL_GPIO_PIN_STATE state);

void delay_us(uint32_t time);

void pwm_set(float value, float freq, TIM_HandleTypeDef* tim, uint32_t channel);

extern TIM_HandleTypeDef htim8;

static inline void app_tim_ic_init(bool both) {
    printf("[TIM] init\n");
}

static inline void app_tim_pulse(uint32_t width) {
    printf("[TIM] pulse %d\n", width);
}

static inline void app_tim_stop() {
    printf("[TIM] stop\n");
}

#define GPIOA "PA"
#define GPIOB "PB"
#define GPIOC "PC"
#define GPIOD "PD"
#define GPIOE "PE"

#define GPIO_PIN_0 0
#define GPIO_PIN_1 1
#define GPIO_PIN_2 2
#define GPIO_PIN_3 3
#define GPIO_PIN_4 4
#define GPIO_PIN_5 5
#define GPIO_PIN_6 6
#define GPIO_PIN_7 7
#define GPIO_PIN_8 8
#define GPIO_PIN_9 9
#define GPIO_PIN_10 10
#define GPIO_PIN_11 11
#define GPIO_PIN_12 12
#define GPIO_PIN_13 13
#define GPIO_PIN_14 14
#define GPIO_PIN_15 15

#define DISPLAY_RST_GPIO_Port "DISPLAY RST"
#define DISPLAY_DI_Pin 0

#define DISPLAY_DI_GPIO_Port "DISPLAY DI"
#define DISPLAY_RST_Pin 0

#define DISPLAY_CS_GPIO_Port "DISPLAY CS"
#define DISPLAY_CS_Pin 0

#define DISPLAY_BACKLIGHT_GPIO_Port "BACKLIGHT"
#define DISPLAY_BACKLIGHT_Pin 0

typedef const char* SPI_HandleTypeDef;

typedef uint32_t HAL_StatusTypeDef;

HAL_StatusTypeDef
HAL_SPI_Transmit(SPI_HandleTypeDef* hspi, uint8_t* pData, uint16_t Size, uint32_t Timeout);