FSDev_NAND_LowUnmount()

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Last updated: Jul 19, 2021 by WES Admin
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void  FSDev_NAND_LowUnmount (CPU_CHAR  *name_dev,
                             FS_ERR    *p_err);

File

Called from

Code enabled by

fs_dev_nand.c

Application

N/A

Low-level unmount a NAND device.

Arguments

name_dev

Device name (see Note #1).

p_err

Pointer to variable that will the receive return error code from this function:

FS_ERR_NONE

Device low-level unmounted successfully.

FS_ERR_NAME_NULL

Argument name_dev passed a NULL pointer.

FS_ERR_DEV_INVALID

Argument name_dev specifies an invalid device

FS_ERR_DEV_NOT_OPEN

Device is not open.

FS_ERR_DEV_NOT_PRESENT

Device is not present.

FS_ERR_DEV_IO

Device I/O error.

FS_ERR_DEV_TIMEOUT

Device timeout.

Returned Value

None.

Notes/Warnings

  1. The device must be a NAND device (e.g., “nand:0:”).
  2. Low-level unmounting clears software knowledge of the on-disk structures, forcing the device to again be low-level mounted or formatted prior to further use.