Re: [patch 5/9] Add Geode HW RNG driver

[David Vrabel <dvrabel@cantab.net>]

Michael Buesch wrote:
> On Friday 12 May 2006 13:05, you wrote:
> > mb@bu3sch.de wrote:
> > > Signed-off-by: Michael Buesch <mb@bu3sch.de>
> > > Index: hwrng/drivers/char/hw_random/Kconfig
> > > ===================================================================
> > > --- hwrng.orig/drivers/char/hw_random/Kconfig	2006-05-08 00:11:59.000000000 +0200
> > > +++ hwrng/drivers/char/hw_random/Kconfig	2006-05-08 00:12:08.000000000 +0200
> > > @@ -35,3 +35,16 @@
> > >  	  module will be called amd-rng.
> > >  
> > >  	  If unsure, say Y.
> > > +
> > > +config HW_RANDOM_GEODE
> > > +	tristate "AMD Geode HW Random Number Generator support"
> > > +	depends on HW_RANDOM && (X86 || IA64) && PCI
> >                                      ^^^^^^^
> > IA64?
>
> I have no idea. I neither wrote the driver, nor do I have the device.
> So, drop IA64?

Yes, the AMD Geode CPUs are all x86.

> > > +	default y
> > > +	---help---
> > > +	  This driver provides kernel-side support for the Random Number
> > > +	  Generator hardware found on AMD Geode based motherboards.
> > > +
> > > +	  To compile this driver as a module, choose M here: the
> > > +	  module will be called geode-rng.
> > You need to state which members of the Geode family have this hardware.
> >  e.g., Is it only the Geode LX CPUs?
>
> Well, no idea. It was not stated in the existing old help text either.

I checked the datasheets for the Geode GX, Geode LX and Geode NX and 
only the Geode LX has an on-chip random number generator.  So this 
driver must be for the Geode LX only.

David Vrabel

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