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Re: char/tpm: tpm_infineon no longer loaded for HP 2510p laptop
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From: Kay Sievers
Subject:
Re: char/tpm: tpm_infineon no longer loaded for HP 2510p laptop
Date: Friday, August 22, 2008 - 5:43 am
On Fri, 2008-08-22 at 06:06 -0600, Bjorn Helgaas wrote:
quoted text
> On Friday 22 August 2008 2:40:46 am Kay Sievers wrote: > > On Thu, 2008-08-21 at 15:58 -0600, Bjorn Helgaas wrote: > > > On Thursday 21 August 2008 03:18:33 pm Kay Sievers wrote: > > > > Bjorn Helgaas wrote: > > > > >Is there a "complete idiot's guide to modules > > > > >and udev"? There's precious little in Documentation/ other than a > > > > > bunch of sample rules for various subsystems. > > > > > > > > I don't know of any specific documentation, but it's pretty easy: > > > > ... > > > > > > Thanks for the tutorial. > > > > > > > >Could I fix this by implementing pnp_device_uevent()? > > > > > > > > Only if we change the format of the current pnp device aliases > > > > to something like: > > > > pnp*:XYZ2324:* > > > > pnp*:ABC1234:* > > > > > > > > and create a "modalias" file at every pnp device, and add MODALIAS to > > > > the uevent. The modalias must contains all ID's which belong to that > > > > device in one single string, separated and terminated by a special > > > > character, something like: > > > > pnp:ABC1234:XYZ2324:RST3445: > > > > > > This all sounds like good stuff that I'd like PNP to have. Is there > > > any reason I shouldn't implement pnp_device_uevent()? Any backwards- > > > compatibility issues? > > > > Yeah, people probably use the current aliases in modprobe.conf files, > > I'm not sure, if we can change them. > > > > > I think that sounds like a better solution than doing this PNP ID > > > mangling. > > > > Sure, that will go with the acpi aliases + acpi modalias, or if you > > change pnp to have proper pnp aliases + pnp modalias, then with them, > > yes. > > Since PNP currently doesn't generate any uevents or modalias files, > I expect that a non-ACPI system will be unable to autoload modules > for ISAPNP or PNPBIOS devices. Right?
They do create events, but without modalias. The shell script hack, which udev runs, will make the event behave like it contained one. Kay --
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Messages in current thread:
Re: char/tpm: tpm_infineon no longer loaded for HP 2510p l ...
, Kay Sievers
, (Thu Aug 21, 2:18 pm)
Re: char/tpm: tpm_infineon no longer loaded for HP 2510p l ...
, Bjorn Helgaas
, (Thu Aug 21, 2:58 pm)
Re: char/tpm: tpm_infineon no longer loaded for HP 2510p l ...
, Kay Sievers
, (Fri Aug 22, 1:40 am)
Re: char/tpm: tpm_infineon no longer loaded for HP 2510p l ...
, Bjorn Helgaas
, (Fri Aug 22, 5:06 am)
Re: char/tpm: tpm_infineon no longer loaded for HP 2510p l ...
, Kay Sievers
, (Fri Aug 22, 5:43 am)
Re: char/tpm: tpm_infineon no longer loaded for HP 2510p l ...
, Bjorn Helgaas
, (Fri Oct 3, 3:01 pm)
Re: char/tpm: tpm_infineon no longer loaded for HP 2510p l ...
, Kay Sievers
, (Sat Oct 4, 5:09 am)
Re: char/tpm: tpm_infineon no longer loaded for HP 2510p l ...
, Bjorn Helgaas
, (Sat Oct 4, 8:31 am)
Re: char/tpm: tpm_infineon no longer loaded for HP 2510p l ...
, Kay Sievers
, (Sat Oct 4, 9:27 am)
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