sdmmc.h

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/*
TODO: 
- Implement configuration (currently all settings are fixed).
*/
#pragma once
#ifndef DSY_SDMMC_H
#define DSY_SDMMC_H 
#include <stdint.h>
#include "stm32h7xx_hal.h"
 
namespace daisy
{
class SdmmcHandler
{
  public:
    enum class Result
    {
        OK,
        ERROR,
    };
 
    enum class BusWidth
    {
        BITS_1, 
        BITS_4, 
    };
 
    enum class Speed
    {
        SLOW, 
        MEDIUM_SLOW, 
        STANDARD,    
        FAST,        
        VERY_FAST, 
    };
 
    struct Config
    {
        Speed    speed;
        BusWidth width;
        bool
            clock_powersave; 
        void Defaults()
        {
            speed           = Speed::FAST;
            width           = BusWidth::BITS_4;
            clock_powersave = false;
        }
    };
 
    SdmmcHandler() {}
    ~SdmmcHandler() {}
 
    Result Init(const Config& cfg);
 
  private:
};
} // namespace daisy
 
#endif