How to sync a dos file system externally

Ian Caddy ianc at
Wed Oct 3 01:32:36 UTC 2018

On 3/10/2018 7:32 AM, Chris Johns wrote:
> On 03/10/2018 04:56, Cliff Geschke wrote:
>> I have implemented a dos file system (msdos_*) on a flash device.
> Is the flash device a chip you have direct access too? The reason I ask is if
> possible using JFFS2 (a journaling file system) or even YAFFS (commercial
> license maybe needed) is a better solution.

Just a note on this,  the JFFS2 implementation in RTEMS 5 will not work 
properly with NAND flash as it does not support OOB (out of band) or ECC 
correction in the implementation, from what I can see. If you are using 
NOR flash then it will probably work fine.

Ian Caddy

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