how to write device driver under uClinux

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originally posted by wzl540+dec 26 2006, 05:48 am--><div class='quotetop'>quote (wzl540 @ dec 26 2006, 05:48 am)</div>

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<!--quotebegin-hippo@Dec 25 2006, 09:24 PM

please loot at,

http://nioswiki.jot.com/wikihome/operating...duleprogarmming (http://nioswiki.jot.com/wikihome/operatingsystems/%c2%b5clinux/moduleprogarmming)

<div align='right'><{post_snapback}> (index.php?act=findpost&pid=20215)

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Hi hippo:

I use microtronix uclinux,and I tried the example,after I download the kernel and filesystem to the board(stratix II EP2S60F1020C4),I run the application, it failed, the error is "open error:can&#39;t find hello".

What&#39;s wrong with it?What could I do?

<div align='right'><{post_snapback}> (index.php?act=findpost&pid=20219)</div>

[/b]

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you haven&#39;t builded the filesystem again!!!