From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Newbury Subject: Re: PCI resources above 4GB Date: Sun, 15 Apr 2012 18:25:56 +0100 Message-ID: <4F8B04A4.4070507@snewbury.org.uk> References: <1333968563.5678.19.camel@infinity> <4F848357.3060007@snewbury.org.uk> <4F848E10.1090703@snewbury.org.uk> <1334089568.4083.2.camel@Nokia-N900> <4F84A3EC.6030903@snewbury.org.uk> <1334229754.30606.7.camel@Nokia-N900> <1334248841.2910.6.camel@Nokia-N900> <4F89B5E8.3040906@snewbury.org.uk> <4F89BC84.50308@snewbury.org.uk> <4F89C513.3000006@snewbury.org.uk> <4F89CB16.2000908@ snewbury.org.uk> <4F89CE43.7040200@snewbury.org.uk> <4F8AA0DC.6010902@snewbury.org.uk> <4F8AB312.7060606@snewbury.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4F8AB312.7060606@snewbury.org.uk> Sender: linux-pci-owner@vger.kernel.org To: Yinghai Lu Cc: "Barnes, Jesse" , Dave Airlie , Bjorn Helgaas , linux-pci@vger.kernel.org, DRI mailing list List-Id: dri-devel@lists.freedesktop.org -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 15/04/12 12:37, Steven Newbury wrote: > On 15/04/12 11:20, Steven Newbury wrote: >> On 14/04/12 21:48, Yinghai Lu wrote: [snip] >>> On Sat, Apr 14, 2012 at 12:21 PM, Steven Newbury >>>>> >>>>> pci 0000:03:08.0: BAR 15: can't assign mem pref (size >>>>> 0x18000000) >>>> Ah! Not enough space for the bridge window!:( >>>> > >>> please append pci=norom ... > >> That worked. Except of course the radeon driver can't POST the >> card without the ROM! :-P > Can the ROM resource be mapped above 4G? I didn't really think that through, obviously it can't because it's not on a 64-bit capable bridge. I wonder though, could it be shadowed then disabled early before the IOMEM? -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk+LBKQACgkQGcb56gMuC61OjQCeNPLWh+k03+gvjvWtpG6B4gW0 US0AoJpCmnNrxWtScyOdvX3sP62KPGUX =Sl0p -----END PGP SIGNATURE-----