On Wed, 12 Sep 2007 13:47:38 -0400 Kyle Moffett wrote:

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> On Sep 12, 2007, at 10:44:29, Robert P. J. Day wrote:
> > in the end, there should be a nice, *short* reference for what i  
> > like to call "basic" kernel parms (defined by __setup() or  
> > early_param()), while anyone who wants to learn about any module- 
> > specific parms should then have to go look up the info for that  
> > given module, that's all.
> >
> > as a trivial starting point, this would involve nothing more than  
> > shifting current content around in kernel-parameters.txt, putting  
> > the basic stuff at the top, and the module-specific stuff after  
> > that.  heck, that would even give module authors the chance to add  
> > a line or two of module description if they wanted.  how does life  
> > get any better than that?
> 
> Well, maybe if modules could be used similarly to: "modprobe  
> my_module --help" to give a description of the available module  
> parameters.  That information might be merged into modules from text  

modinfo prints out all MODULE_PARM_DESC() strings.

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> file(s) or vice-versa, but I can see it being significantly more  
> useful.  Another mildly-useful feature would be to stick the basic  
> boot params and those for built-in modules into a little text file  
> which could optionally be embedded in the initramfs along with the  
> "less" binary, so that a "vmlinuz --help" could be made to work  
> usefully from your bootloader.

This has come up before.  I wrote the attached 'module-params'
script last October (2006).  It can search .c files or .ko files
for module parameters...

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~Randy