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Date: Sat, 7 Jan 2006 16:42:08 -0500
From: Dave Jones <davej@redhat.com>
To: Brice Goglin <Brice.Goglin@ens-lyon.org>
Cc: Andrew Morton <akpm@osdl.org>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: 2.6.15-mm2
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On Sat, Jan 07, 2006 at 04:26:44PM -0500, Brice Goglin wrote:

 > It might be a PCI Express, I'm not sure. Here's lspci -vvv as root.
 > Where am I supposed to look ?
 > 
 > 0000:01:00.0 VGA compatible controller: ATI Technologies Inc M22 [Radeon
 > Mobility M300] (prog-if 00 [VGA])
 >         Subsystem: IBM: Unknown device 056e
 >         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
 > ParErr- Stepping- SERR+ FastB2B-
 >         Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
 > <TAbort- <MAbort- >SERR- <PERR-
 >         Latency: 0, Cache Line Size: 0x08 (32 bytes)
 >         Interrupt: pin A routed to IRQ 169
 >         Region 0: Memory at c0000000 (32-bit, prefetchable) [size=128M]
 >         Region 1: I/O ports at 2000 [size=256]
 >         Region 2: Memory at a8100000 (32-bit, non-prefetchable) [size=64K]
 >         Expansion ROM at a8120000 [disabled] [size=128K]
 >         Capabilities: [50] Power Management version 2
 >                 Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA
 > PME(D0-,D1-,D2-,D3hot-,D3cold-)
 >                 Status: D0 PME-Enable- DSel=0 DScale=0 PME-
 >         Capabilities: [58] #10 [0001]
 >         Capabilities: [80] Message Signalled Interrupts: 64bit+
 > Queue=0/0 Enable-
 >                 Address: 0000000000000000  Data: 0000
 >
 > Assuming this is a PCI Express card, then what is the proper fix ?

It's PCIE.

 > Should I prevent my initscript from loading agpgart (actually intel_agp)
 > at all ? (I guess udev or hotplug is trying to load it here). Is there
 > something like agpgart for PCI express ? Or is it useless ?

it's useless. though the loading of it shouldn't harm anything.
Does it spew warnings during your boot ?

		Dave

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