Re: [Ltib] EHCI HCD / Disappears sometimes... / Dependencies

[Ted Marshall]

FYI, Franz,

You can find the dependencies by looking in the appropriate Kconfig file. 
It should be in the USB driver directory, probably 
rpm/BUILD/linux/drivers/usb.

Hope this helps,
/Ted Marshall

----- Original Message ----- 
From: "Stuart Hughes" <address@hidden>
To: "Franz Trierweiler" <address@hidden>
Cc: <address@hidden>
Sent: Tuesday, October 20, 2009 12:56 AM
Subject: Re: [Ltib] EHCI HCD / Disappears sometimes... / Dependencies


> Hi Franz,
>
> This is a kernel configuration question, not really a LTIB question. What 
> happens when you build the kernel is that a seed kernel config (you can 
> see this in ./ltib -m config (for example):
>
>       kernel (Linux 2.6.15-ep93xx)  --->
> (linux-2.6.x.config) kernel config
>
> is input to the kernel configuration system (conf or mconf if 
> interactive).  This will generate an updated xxxxxx.dev file (in this case 
> linux-2.6.x.config.dev).  Options will dissapear depending on the kernel's 
> constrains (if you turn off USB support, all options depending on this 
> will dissapear).
>
> You don't need to do a distclean to recover your configuration,  you can 
> simply remove the updated kernel config that has been computed.  So
> rm config/platform/_target_/*.dev and the re-run ./ltib
>
> Regards, Stuart
>
> Franz Trierweiler wrote:
> > Good evening,
> >
> > Browsing the LTIB options in "Kernel Configuration", I made the option 
> > "EHCI HCD (USB 2.0) support" disappear (That's in Device Drivers>USB 
> > support). I do not know how I made this. The  fact is that I never was 
> > able to make it appear in a traditional way. I had to make a 
> > ./ltib --mode distclean to make this option appear again. I only remember 
> > having had a build error and then no more option...
> >
> > The fact is that I had to make a ./ltib --mode distclean to make this 
> > option appear again
> >
> > Basically, what does this option depend from?
> >
> > Regards,
> > Franz
>
>
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