JFFS2 on 8MB Flash-Chip conneted to MPC850 works extremly slow:(

Wojciech Kromer krom at dgt-lab.com.pl
Mon Sep 3 08:42:45 EDT 2001


David Woodhouse wrote:

> krom at dgt-lab.com.pl said:
> >  OK, than You  for understanding it. My hardware dosen't support
> > burst-read
>
> If the kernel is reading from any part of the flash more than once between
> write cycles, you'll see a benefit from that too - and reading a whole
> cache line may improve matters even if it doesn't burst.

But mount time is still the same

sh-2.03# time mount /dev/mtdblock0 /mnt -t jffs2
real    1m55.648s
user    0m0.000s
sys     1m55.630s

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