Re: Module read a file?

Christopher Friesen (cfriesen@nortelnetworks.com)
Thu, 11 Oct 2001 17:19:07 -0400

Mark Atwood wrote:
>
> I'm modifying a PCMCIA driver module so that it can load new firmware
> into the card when it's inserted.
>
> Rather than including the firmware inside the module's binary, I would
> much rather be able to read it out of the filesystem.
>
> Are their any good examples of kernel code or kernel modules reading a
> file out of the filesystem that I could copy or at least look to for
> inspiration?

What about adding an ioctl() and making a userspace tool to pass the new
firmware down in a buffer? This lets you do more complicated error-checking and
maybe some sort of validation of the firmware in userspace, saving on kernel
size.

Chris

-- 
Chris Friesen                    | MailStop: 043/33/F10  
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