Re: [stable] [PATCH 46/61] fix Intel RNG detection

From: Dave Jones
Date: Fri Nov 24 2006 - 15:32:50 EST


On Wed, Nov 22, 2006 at 08:53:08AM +0100, Jan Beulich wrote:
> >It does appear to work w/out the patch. I've asked for a small bit
> >of diagnostics (below), perhaps you've got something you'd rather see?
> >I expect this to be a 24C0 LPC Bridge.
>
> Yes, that's what I'd have asked for. If it works, I expect the device
> code to be different, or both manufacturer and device code to be
> invalid. Depending on the outcome, perhaps we'll need an override
> option so that this test can be partially (i.e. just the device code
> part) or entirely (all the FWH detection) skipped.
> The base problem is the vague documentation of the whole
> detection mechanism - a lot of this I had to read between the lines.

The bug report I referenced came back with this from that debug patch..

intel_rng: no version for "struct_module" found: kernel tainted.
intel_rng: pci vendor:device 8086:24c0 fwh_dec_en1 80 bios_cntl_val 2 mfc cb dvc 88
intel_rng: FWH not detected

Dave

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