sd_card_open()

int sd_card_open	(	char const *const	filename,
		struct fs_file_t *	f_seg_read_entry
	)

Open file on SD card.

Parameters

[in]	filename	Name of file to open. Default location is the root directoy of SD card. Absolute path under root of SD card is accepted.
[in,out]	f_seg_read_entry	Pointer to a file object. The pointer gets initialized and ready for use.

Return values

0	on success.
-EPERM	SD card operation is ongoing somewhere else.
-ENODEV	SD init failed. SD likely not inserted.
Otherwise,error	from underlying drivers.