Support of AMD-8111 for lm_sensors

Vojtech Pavlik vojtech at suse.cz
Sun Nov 10 20:39:20 CET 2002


On Sun, Nov 10, 2002 at 02:35:00PM -0500, Mark D. Studebaker wrote:

> OK.
> I did the SMBus 2.0 support in i2c-core and i2c-i801, you're the
> first person I know of to use it besides me, I'll look at what you did
> and I welcome any comments. Have you tested the 2.0 support?

Since the only devices so far connected to the 2.0 bus of my 8111 do not
support any of the 2.0 features, I don't think I can really test the PEC
or ARP functionality.

> Nobody working on 6650 or 1026; if you start, let us know,
> and we will update our new drivers page to say that.

I haven't started yet, but I will implement those, since I need them.

> Vojtech Pavlik wrote:
> > 
> > On Thu, Nov 07, 2002 at 05:48:53PM -0500, Mark Studebaker wrote:
> > 
> > > can you send me the 8111 datasheet please?
> > 
> > I'm sorry, I can not. I thought it was public, but apparently it is not
> > yet. It'll appear on the AMD website sooner or later, though.
> > 
> > Anyway, the new driver together with the ACPI 2.0 spec should be enough
> > self-explaining, and I can tell you that the 8111 spec is mostly a
> > cut-and-paste from the ACPI 2.0 spec in the SMBus 2.0 controller
> > chapter.
> > 
> > Another issue - I'll be needing drivers for the max6650 and adm1026
> > monitoring chips - are there any plans for supporting those, or do I
> > have to write the support myself?
> > 
> > Vojtech
> > 
> > > Vojtech Pavlik wrote:
> > > >
> > > > Hi!
> > > >
> > > > The AMD-8111 IO-Hub (which you likely haven't seen yet, but definitely
> > > > will at some point in time), has two SMBus interfaces, one SMBus 1.0
> > > > interface, same as in other AMD chipsets (AMD-756, etc), and one SMBus
> > > > 2.0 interface modelled after the ACPI 2.0 SMBus interface specification.
> > > >
> > > > The attached patches add support for both the interfaces, one by
> > > > modifying the i2c-amd756 driver, and the second by creating a new
> > > > i2c-amd8111 driver.
> > > >
> > > > I tried to write the new driver as cleanly as possible, so I hope you'll
> > > > be able to include the patches into the next lm_sensors release without
> > > > any major problems.
> > > >
> > > > Thanks,
> > > > --
> > > > Vojtech Pavlik
> > > > SuSE Labs
> > > >
> > > >   --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
> > > >
> > > >    i2c-2.6.5-8111.diffName: i2c-2.6.5-8111.diff
> > > >                       Type: Plain Text (text/plain)
> > > >
> > > >    lm_sensors-2.6.5-8111.diffName: lm_sensors-2.6.5-8111.diff
> > > >                              Type: Plain Text (text/plain)
> > 
> > --
> > Vojtech Pavlik
> > SuSE Labs

-- 
Vojtech Pavlik
SuSE Labs



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