[U-Boot] [RFC] FAT errors

[Heinrich Schuchardt]

On 9/5/19 2:06 PM, Tom Rini wrote:
> On Thu, Sep 05, 2019 at 08:43:43AM +0200, Heinrich Schuchardt wrote:
>> Currently we do no have a maintainer for the FAT file system. Takahiro
>> has done a great job fixing some of the most prominent deficiencies. But
>> still the driver is not in good shape:
>>
>> I once again ran upon errors in FAT when executing the UEFI SCT.
>>
>> Here is some of the output of
>> dosfsck -w -r -l -a -v -t
>> The full output has hundreds of errors recorded.
>>
>> Orphaned long file name part "Sct.log"
>>    Auto-deleting.
>> Orphaned long file name part "Sct.log"
>>    Auto-deleting.
>> /Log/RuntimeServicesTest/VariableServicesTest0/QueryVariableInfo_Conf_0_0_61758774-91A3-47DD-BDBD-B81094A5F62D.log
>>    Duplicate directory entry.
>>    First    Size 4712 bytes, date 01:00:00 Dec 31 1979
>>    Second   Size 5086 bytes, date 01:00:00 Dec 31 1979
>>    Auto-renaming second.
>>    Renamed to FSCK0000.008
>>
>> BareBox is using a (somewhat outdated) copy of this library with a
>> little bit of wrapper code:
>>
>> FatFs - Generic FAT Filesystem Module
>> http://elm-chan.org/fsw/ff/00index_e.html
>> http://elm-chan.org/fsw/ff/arc/ff13c.zip
>>
>> The same library is also used for Arduinos:
>> https://github.com/stm32duino/FatFs
>>
>> Shouldn't we try just the same?
>
> I think that or similar has been suggested before.  Are you volunteering
> to maintain the wrapper and keep it in-sync?  Thanks!
>

Here is the reference

Stephen Warren
[PATCH 0/9] Replace the FAT filesystem code
https://lists.denx.de/pipermail/u-boot/2015-August/222545.html

Regards

Heinrich