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FSDev_NOR_LowUnmount()
void FSDev_NOR_LowUnmount (CPU_CHAR *name_dev,
FS_ERR *p_err);
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File |
Called from |
Code enabled by |
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fs_dev_nor.c |
Application |
N/A |
Low-level unmount a NOR device.
Arguments
name_dev
Device name (see Note).
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
The device must be a NOR device (e.g., “nor:0:”).
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.