fatfs::RamIO Class Reference

The data is stored in RAM. In a ESP32 when PSRAM has been activated we store it is PSRAM. More...

#include <RamIO.h>

Inheritance diagram for fatfs::RamIO:

Collaboration diagram for fatfs::RamIO:

Public Member Functions
	RamIO (int sectorCount, int sectorSize=FF_MAX_SS)
FRESULT	mount (FatFs &fs) override
	mount the file system - implementation at end of header to avoid recursive include
DSTATUS	disk_initialize (BYTE pdrv) override
DSTATUS	disk_status (BYTE pdrv) override
DRESULT	disk_read (BYTE pdrv, BYTE *buffer, LBA_t sectorNo, UINT sectorCount) override
DRESULT	disk_write (BYTE pdrv, const BYTE *buffer, LBA_t sectorNo, UINT sectorCount) override
DRESULT	disk_ioctl (BYTE pdrv, ioctl_cmd_t cmd, void *buffer) override
virtual FRESULT	un_mount (FatFs &fs)
	unmount the file system - implementation at end of header to avoid recursive include

Public Attributes
FATFS	fatfs

Protected Attributes
std::vector< uint8_t * >	sectors
DSTATUS	status = STA_NOINIT
int	sector_size = 512
size_t	sector_count = 0
uint8_t *	work_buffer = nullptr

Detailed Description

The data is stored in RAM. In a ESP32 when PSRAM has been activated we store it is PSRAM.

Member Function Documentation

disk_initialize()

DSTATUS fatfs::RamIO::disk_initialize ( BYTE  pdrv )

inlineoverridevirtual

Implements fatfs::IO.

disk_ioctl()

DRESULT fatfs::RamIO::disk_ioctl ( BYTE  pdrv, ioctl_cmd_t  cmd, void *  buffer  )

inlineoverridevirtual

Implements fatfs::IO.

disk_read()

DRESULT fatfs::RamIO::disk_read ( BYTE  pdrv, BYTE *  buffer, LBA_t  sectorNo, UINT  sectorCount  )

inlineoverridevirtual

Implements fatfs::IO.

disk_status()

DSTATUS fatfs::RamIO::disk_status ( BYTE  pdrv )

inlineoverridevirtual

Implements fatfs::IO.

disk_write()

DRESULT fatfs::RamIO::disk_write ( BYTE  pdrv, const BYTE *  buffer, LBA_t  sectorNo, UINT  sectorCount  )

inlineoverridevirtual

Implements fatfs::IO.

mount()

FRESULT fatfs::RamIO::mount ( FatFs &  fs )

inlineoverridevirtual

mount the file system - implementation at end of header to avoid recursive include

Reimplemented from fatfs::IO.

un_mount()

FRESULT fatfs::IO::un_mount ( FatFs &  fs )

inlinevirtualinherited

unmount the file system - implementation at end of header to avoid recursive include

Reimplemented in fatfs::MultiIO.

---

The documentation for this class was generated from the following file:

• src/driver/RamIO.h