ra8_sdhi.h

Go to the documentation of this file.

 
#pragma once
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <stdint.h>
 
#include "ra8_err.h"

typedef void (*ra8_sdhi_event_fn_t)(void* ctx, uint8_t instance, uint32_t status_mask);

typedef enum : uint8_t {
  k_ra8_sdhi_bus_width_unset = 0U, 
  k_ra8_sdhi_bus_width_1bit  = 1U, 
  k_ra8_sdhi_bus_width_4bit  = 4U, 
  k_ra8_sdhi_bus_width_8bit  = 8U, 
} ra8_sdhi_bus_width_t;

[[nodiscard]] ra8_err_t ra8_sdhi_init(uint8_t instance);

[[nodiscard]] ra8_err_t
ra8_sdhi_send_command(uint8_t instance, uint32_t cmd, uint32_t arg, uint32_t* out_rsp);

[[nodiscard]] ra8_err_t ra8_sdhi_set_clock(uint8_t instance, uint32_t divider);

[[nodiscard]] ra8_err_t ra8_sdhi_set_bus_width(uint8_t instance, ra8_sdhi_bus_width_t width);

[[nodiscard]] ra8_err_t ra8_sdhi_set_bus_width_4bit(uint8_t instance, uint16_t rca);

[[nodiscard]] ra8_err_t ra8_sdhi_set_bus_width_8bit(uint8_t instance);

[[nodiscard]] ra8_err_t ra8_sdhi_deinit(uint8_t instance);

[[nodiscard]] ra8_err_t ra8_sdhi_get_status(uint8_t instance, uint32_t* out_mask);

[[nodiscard]] ra8_err_t ra8_sdhi_clear_status(uint8_t instance, uint32_t mask);

[[nodiscard]] ra8_err_t ra8_sdhi_attach_handler(ra8_sdhi_event_fn_t fn, void* ctx);

void ra8_sdhi_dispatch(uint8_t instance);

[[nodiscard]] ra8_err_t ra8_sdhi_enter_stop(uint8_t instance);

[[nodiscard]] ra8_err_t ra8_sdhi_exit_stop(uint8_t instance);

[[nodiscard]] ra8_err_t
ra8_sdhi_read_block(uint8_t instance, uint32_t lba, uint8_t* buf, uint32_t block_count);

[[nodiscard]] ra8_err_t
ra8_sdhi_write_block(uint8_t instance, uint32_t lba, const uint8_t* buf, uint32_t block_count);

[[nodiscard]] ra8_err_t ra8_sdhi_attach_dma(uint8_t instance, uint8_t enable);
 
#ifdef __cplusplus
}
#endif