jffs2 with sync burst mode

Konstantin Kletschke lists at ku-gbr.de
Thu Mar 10 11:40:24 EST 2005

Am 2005-03-10 15:54 +0000 schrieb Artem B. Bityuckiy:

> OK, why does this mean JFFS2 is guilty of this? Why don't you suspect your 
> drivers? Why don't you suspect that you flashed your (say, correct) image 
> incorrectly?

The image is created in different ways, copied, dd'ed, mkfs.jffs2. Same
error picture.
All other constellations in software on this Hardware are working
Kernel XIP out of this Flash device with this settings runs perfect.

No matter if partitions are cat'ed or dd'ed or files copied and such:
identical md5sums read back. 

I tested cramfs as rootfilesystem which works ok also.

> Just configure your kernel properly: switch on the "Test driver using RAM" 
> (MTD_MTDRAM) option in your kernel configuration. Type "modprobe mtdram" 
> if you have configured it as the kernel module.
> If you do this your JFFS2 will work over emulated 4MiB in-RAM flash and 
> this will help you to exclude driver problems.

No clue until now. On Host-PC or on the embedded system?


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