[coreboot] AMD Serengeti Cheetah devices
Carl-Daniel Hailfinger
c-d.hailfinger.devel.2006 at gmx.net
Fri Oct 10 00:44:32 CEST 2008
On 10.10.2008 00:33, ron minnich wrote:
> On Thu, Oct 9, 2008 at 3:29 PM, Carl-Daniel Hailfinger
> <c-d.hailfinger.devel.2006 at gmx.net> wrote:
>
>
>> That disappearance trick only works only with geode right now and needs
>> disable_vpci or somesuch set in the dts. I had a patch which allowed you
>> to use "hidden" as a property in the dts. I can dig it up if you want.
>>
>
> there has been hardware in the past -- in v1 days in particular --
> wherein a bit set in function 0 made another function disappear -- not
> visible in config space. It really happens ...
>
Yes, the "works only in geode right now" was about us having only
geode-specific code for disabling devices.
My ICH4 laptop can hide the SMBus device as well. Later ICH can probably
do the same.
Regards,
Carl-Daniel
--
http://www.hailfinger.org/
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