From owner-freebsd-amd64@FreeBSD.ORG  Fri Dec 16 22:52:52 2005
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Date: Fri, 16 Dec 2005 23:52:16 +0100
From: "O. Hartmann" <ohartman@mail.uni-mainz.de>
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To: Jung-uk Kim <jkim@FreeBSD.org>
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Cc: freebsd-amd64@FreeBSD.org
Subject: Re: device drm with PCIe?
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Jung-uk Kim wrote:

>On Friday 16 December 2005 01:44 pm, O. Hartmann wrote:
>  
>
>>Jung-uk Kim schrieb:
>>    
>>
>>>On Thursday 15 December 2005 07:36 am, O. Hartmann wrote:
>>>      
>>>
>>>>Normally 'device drm' is only useable in conjunction with 'device
>>>>agp'. A lot of amd64 based boxes now use PEG slots for their
>>>>graphics accelerators. Is it possible to utilize 'drm' with PCIe
>>>>devices?
>>>>        
>>>>
>>>Yes.  It should work, at least in theory. ;-)
>>>
>>>      
>>>
>>>>Does device agp has any effect on PCIe graphics accelerators?
>>>>        
>>>>
>>>No.  You don't need it for PCI-Express controller.
>>>      
>>>
>>Ok, but without AGP (device agp) in my kernel config file, I get a
>>lot of errors while linking the kernel of missing agp_xxxxx
>>routines (FreeBSD 6.0-STABLE/amd64). So, device drm alone seems to
>>be useless (although in conjunction with device pci).
>>    
>>
>
>Did you try 'make clean; make cleandepend; make depend; make'?
>  
>

I used always 'make kernel' from /usr/usr.
Doing it the old-stylish way no error occurs on FBSD6.0-STABLE/amd64
with device drm enabled, device agp disabled using your recommended
command sentence. This is a little bit confusing ... Though 'make
kernel' does all the stuff ...

>Jung-uk Kim
>
>  
>
>>>Jung-uk Kim
>>>
>>>      
>>>
>>>>Thanks,
>>>>Oliver
>>>>        
>>>>


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