OneNAND Cache Read Operation
Kyungmin Park
kmpark at infradead.org
Wed Aug 20 18:52:34 EDT 2008
Hi,
> I finally got around to trying OneNAND Cache Read Operation.
>
> I got the same results as you. Just a 1 - 2 % increase in speed
> on OMAP3. It seems that the OMAP memory controller (GPMC) is not
> capable of transferring the data from bufferRAM fast enough to
> achieve the maximum OneNAND read speed.
>
Yes, it's right.
For more. OneNAND has Block synchronous read. It reads whole block at
a time. but there's no performance gain compare to read-while-load at
least in OMAP.
Thank you,
Kyungmin Park
More information about the linux-mtd
mailing list