[PATCH 00/10] AXFS: Advanced XIP filesystem

Trent Piepho tpiepho at freescale.com
Fri Sep 19 15:20:38 EDT 2008


On Mon, 15 Sep 2008, Jared Hulbert wrote:
>>>>> I'm using Spansion MirrorBit S29GL128N, which reads at about 0.6 MByte/s.
>>>
>>> If you are using a GL, you'll probably find our P33 a good fit and at
>>> competitive prices to GL as I understand it.  That's I think 50Mhz.
>>
>> What's a GL?  Never heard of it - all I can think of is OpenGL :-)
>
> S29_GL_128N

I'm using a S29GL064N chip.  Going through linux and /dev/mtd I get 13.5
MB/sec and reading directly from the chips give 15 MB/sec.  I've not mapped
the chip cached and I'm not using the page burst mode.  That would help a lot
certainly, but the current flash speed isn't much of a bottleneck.



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