Re: data loss on jffs2 filesystem on dataflash

Artem B. Bityutskiy
2005-09-20T13:53:32Z

Artem B. Bityutskiy wrote:
> Peter Menzebach wrote:
>
>> No, not at then moment. If I have some time, I can try to rewrite the
>> chipset driver, that it reports a sector size of 1024.
>
>
> I glanced at the manual. Uhh, DataFlash is very specific beast. It
> suppoers page program with built-in erase command... So DataFlash
> effectively may be considered as a block device. Then you may use any FS
> on it providing you have wrote proper driver? Why do you need JFFS2 then
> :-) ?
>
> JFFS2 orients to "classical" flashes. They have no "write page with
> built-in erase" operation.
>
> Didn't read the manual carefully, what do they refer by "Main memory
> array"?
>
> BTW, having 8*1056 write buffer is not perfect ides, better make it as
> small as possible, i.e., 1056 bytes.
>
Ups, I sent the mail to LKML instead of MTD ML by accident :-)