//
// Created by zong on 2/3/23.
//
// this file will contain some global variable,
// when use modify and use this variable should be very careful.
// All places change these variables should add comment in this file.

#ifndef STM32U5_GLOBAL_VARIABLE_H
#define STM32U5_GLOBAL_VARIABLE_H

#define __WARN_UNUSED_RESULT __attribute__((warn_unused_result))
#define __UNUSED __attribute__((unused))

// #define IF_ERROR_RETURN(x) if (x != HAL_OK) return x
#define IF_ERROR_STUCK(x)                                                                          \
    if (x != HAL_OK)                                                                               \
        while (1) {}

#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>

extern uint32_t system_core_clock;
extern uint32_t system_core_clock_mhz;
extern uint32_t rtc_clock;

void update_system_clock(uint32_t system_clock);

void update_hclk(uint32_t hclk);

typedef enum {
    HAL_OK = 0,                    // ok
    HAL_TIMEOUT,                   // timeout (failed when wait for something)
    QUEUE_EMPTY,                   // the queue is empty
    QUEUE_ERROR_REINIT,            // the queue is already init_old
    QUEUE_ERROR_NO_ENOUGH_SPACE,   // not enough space to push data
    QUEUE_ERROR_NULL_DATA_POINTER, // the data pointer is NULL
    QUEUE_ERROR_NO_LINE,           // no line in the queue
    QUEUE_ERROR_BUFFER_OVERFLOW,   // the user data buffer is not enough to store the data
    QUEUE_ERROR_NO_ENOUGH_DATA,    // the queue data is not enough to read
    QUEUE_ERROR_MALLOC_FAILED,     // malloc failed when init_old the queue
    GPIO_ERROR_REINIT,             // gpio init more than once
    I2C_BUSY,                      // i2c bus error
    I2C_GPIO_INIT_ERROR,           // i2c port init_old error
    I2C_QUEUE_ERROR,               // i2c queue error
    I2C_TIMEOUT,                   // i2c timeout
    I2C_ERROR,                     // i2c error
    DMA_STATUS_REINIT,             // dma reinit
    DMA_STATUS_MALLOC_FAILED,      // dam allocate link list space failed
    DMA_STATUS_INVALID_SIZE,       // dma transfer size error.
    DMA_STATUS_NOT_ENABLED,        // dma not enable
    SDMMC_BUSY,                    // sdmmc busy
    SDMMC_ERROR,                   // sdmmc error
    SDMMC_CMD23_NOT_SUPPORT,       // sd card not support cmd23 not support
    HAL_ERROR
} hal_status_e;

typedef enum {
    LL_DISABLE = 0, // disable for peripheral bit
    LL_ENABLE = 1,  // enable for peripheral bit
} ll_state_e;
#define ll_high  LL_ENABLE
#define ll_low   LL_DISABLE

#endif // STM32U5_GLOBAL_VARIABLE_H