4705812d24
* Storage: remove unused error from SDInfo * FatFS: remove sd_spi_io * HAL: sd card api * Update: use sd hal * FatFS: use sd hal * Storage: use sd hal * API: sd hal * Fix TODO workflow * SD Hal: Fix source buffer overflow * fix for fix! * HAL: cleanup sd detection api * HAL: FURI_HAL_SD_SPI_DEBUG flag * HAL: FuriHalSdStatus -> FuriStatus * API: downgrade * Change define logic * HAL: presence
120 lines
3.2 KiB
C
120 lines
3.2 KiB
C
#include <furi.h>
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#include <furi_hal.h>
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#include "user_diskio.h"
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#include "sector_cache.h"
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static DSTATUS driver_initialize(BYTE pdrv);
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static DSTATUS driver_status(BYTE pdrv);
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static DRESULT driver_read(BYTE pdrv, BYTE* buff, DWORD sector, UINT count);
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static DRESULT driver_write(BYTE pdrv, const BYTE* buff, DWORD sector, UINT count);
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static DRESULT driver_ioctl(BYTE pdrv, BYTE cmd, void* buff);
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Diskio_drvTypeDef sd_fatfs_driver = {
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driver_initialize,
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driver_status,
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driver_read,
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driver_write,
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driver_ioctl,
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};
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/**
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* @brief Initializes a Drive
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* @param pdrv: Physical drive number (0..)
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* @retval DSTATUS: Operation status
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*/
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static DSTATUS driver_initialize(BYTE pdrv) {
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UNUSED(pdrv);
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return RES_OK;
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}
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/**
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* @brief Gets Disk Status
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* @param pdrv: Physical drive number (0..)
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* @retval DSTATUS: Operation status
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*/
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static DSTATUS driver_status(BYTE pdrv) {
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UNUSED(pdrv);
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DSTATUS status = 0;
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if(furi_hal_sd_get_card_state() != FuriStatusOk) {
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status = STA_NOINIT;
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}
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return status;
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}
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/**
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* @brief Reads Sector(s)
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* @param pdrv: Physical drive number (0..)
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* @param *buff: Data buffer to store read data
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* @param sector: Sector address (LBA)
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* @param count: Number of sectors to read (1..128)
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* @retval DRESULT: Operation result
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*/
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static DRESULT driver_read(BYTE pdrv, BYTE* buff, DWORD sector, UINT count) {
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UNUSED(pdrv);
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FuriStatus status = furi_hal_sd_read_blocks((uint32_t*)buff, (uint32_t)(sector), count);
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return status == FuriStatusOk ? RES_OK : RES_ERROR;
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}
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/**
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* @brief Writes Sector(s)
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* @param pdrv: Physical drive number (0..)
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* @param *buff: Data to be written
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* @param sector: Sector address (LBA)
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* @param count: Number of sectors to write (1..128)
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* @retval DRESULT: Operation result
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*/
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static DRESULT driver_write(BYTE pdrv, const BYTE* buff, DWORD sector, UINT count) {
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UNUSED(pdrv);
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FuriStatus status = furi_hal_sd_write_blocks((uint32_t*)buff, (uint32_t)(sector), count);
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return status == FuriStatusOk ? RES_OK : RES_ERROR;
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}
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/**
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* @brief I/O control operation
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* @param pdrv: Physical drive number (0..)
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* @param cmd: Control code
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* @param *buff: Buffer to send/receive control data
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* @retval DRESULT: Operation result
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*/
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static DRESULT driver_ioctl(BYTE pdrv, BYTE cmd, void* buff) {
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DRESULT res = RES_ERROR;
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FuriHalSdInfo sd_info;
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DSTATUS status = driver_status(pdrv);
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if(status & STA_NOINIT) return RES_NOTRDY;
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switch(cmd) {
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/* Make sure that no pending write process */
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case CTRL_SYNC:
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res = RES_OK;
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break;
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/* Get number of sectors on the disk (DWORD) */
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case GET_SECTOR_COUNT:
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furi_hal_sd_info(&sd_info);
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*(DWORD*)buff = sd_info.logical_block_count;
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res = RES_OK;
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break;
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/* Get R/W sector size (WORD) */
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case GET_SECTOR_SIZE:
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furi_hal_sd_info(&sd_info);
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*(WORD*)buff = sd_info.logical_block_size;
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res = RES_OK;
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break;
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/* Get erase block size in unit of sector (DWORD) */
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case GET_BLOCK_SIZE:
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furi_hal_sd_info(&sd_info);
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*(DWORD*)buff = sd_info.logical_block_size;
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res = RES_OK;
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break;
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default:
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res = RES_PARERR;
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}
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return res;
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}
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