On Tue, Jun 28, 2005 at 05:02:41PM +0200, Markus Lidel wrote:
> I know, but i hopefully also have a good reason to do so... First, the
> attributes provided through these functions are for accessing the
> firmware... The controller has a little limitation, it could only handle
> 64 blocks, but sysfs only have 4k...
>
> Now there are two options:
>
> 1) when writing: read a 64k block, merge it with the 4k block and write
> it back, when reading: read a 64k block and only return the needed 4k block.
>
> 2) extend the sysfs attribute to allow 64k blocks
>
> IMHO the first is not a very good solution, because for a 64k block it
> has to be written 16 times...
>
> Of course if someone finds a better solution i would be glad to hear
> about it...
Use the binary file interface of sysfs, which was written exactly for
this kind of thing. :)
thanks,
greg k-h
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