From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751410Ab1DOI1N (ORCPT ); Fri, 15 Apr 2011 04:27:13 -0400 Received: from darkcity.gna.ch ([195.226.6.51]:37820 "EHLO mail.gna.ch" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750802Ab1DOI1K convert rfc822-to-8bit (ORCPT ); Fri, 15 Apr 2011 04:27:10 -0400 Subject: Re: Linux 2.6.39-rc3 From: Michel =?ISO-8859-1?Q?D=E4nzer?= To: Joerg Roedel Cc: Alex Deucher , Yinghai Lu , Linux Kernel Mailing List , dri-devel@lists.freedesktop.org, "H. Peter Anvin" , Tejun Heo , Linus Torvalds , Thomas Gleixner Date: Fri, 15 Apr 2011 10:26:34 +0200 In-Reply-To: <20110414210932.GG18463@8bytes.org> References: <20110412090207.GE19819@8bytes.org> <20110412184433.GF19819@8bytes.org> <20110413064609.GA18777@elte.hu> <20110413172147.GI19819@8bytes.org> <4DA5F62F.3030504@kernel.org> <4DA654D6.2060103@zytor.com> <20110414085624.GC18463@8bytes.org> <20110414210932.GG18463@8bytes.org> Face: 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 jycPrvgA R1goSzOnkp14YCYHsp7QJHAS5QcXDqG1jBxdSITVgBNkBTFloj88Q/gMkFcuItYiQPUCBGc2xh5drsD/wGZrgsgDOE4ZAAAAABJRU5ErkJggg== Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT X-Mailer: Evolution 3.0.0- Message-ID: <1302855994.15520.158.camel@thor.local> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Don, 2011-04-14 at 23:09 +0200, Joerg Roedel wrote: > On Thu, Apr 14, 2011 at 10:28:43AM -0400, Alex Deucher wrote: > > On Thu, Apr 14, 2011 at 4:56 AM, Joerg Roedel wrote: > > > And this makes a difference, with this change on-top of -rc3 the box boots > > > fine. So there seems to be some dependency between the GART base and the GTT > > > base even when they are in different address spaces. > > > > > > Alex, can you comment on this? > > > > As Dave said, they are completely different addresses spaces. You > > could put the GPU aperture at 0 if you wanted (in fact we do on some > > chips). Perhaps there's some strange interaction with the nb gart > > since the nb gart on that chipset was designed to be used for graphics > > and the rs780/880 can be configured to use an agp aperture. > > Unfortunately, I'm not that familiar with the nb gart. > > Actually, the nb gart is part of the cpu. It is part of the cpu north > bridge and can translate io and cpu accesses. In fact, it is a remapper > of physical memory addresses. > > The problem seems to be related to specific gpu chips. On another > notebook with an hd3000 card gtt and the nb gart aperture are both on > 0xa0000000 too but the box works fine. Wasn't the working theory that the problem occurs if those two values aren't the same? -- Earthling Michel Dänzer | http://www.vmware.com Libre software enthusiast | Debian, X and DRI developer From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michel =?ISO-8859-1?Q?D=E4nzer?= Subject: Re: Linux 2.6.39-rc3 Date: Fri, 15 Apr 2011 10:26:34 +0200 Message-ID: <1302855994.15520.158.camel@thor.local> References: <20110412090207.GE19819@8bytes.org> <20110412184433.GF19819@8bytes.org> <20110413064609.GA18777@elte.hu> <20110413172147.GI19819@8bytes.org> <4DA5F62F.3030504@kernel.org> <4DA654D6.2060103@zytor.com> <20110414085624.GC18463@8bytes.org> <20110414210932.GG18463@8bytes.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail.gna.ch (darkcity.gna.ch [195.226.6.51]) by gabe.freedesktop.org (Postfix) with ESMTP id C42FE9E792 for ; Fri, 15 Apr 2011 01:26:50 -0700 (PDT) In-Reply-To: <20110414210932.GG18463@8bytes.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: Joerg Roedel Cc: Thomas@freedesktop.org, Tejun@freedesktop.org, Linus Torvalds , Linux Kernel Mailing List , dri-devel@lists.freedesktop.org, Heo , "H. Peter Anvin" , Gleixner , Yinghai Lu List-Id: dri-devel@lists.freedesktop.org T24gRG9uLCAyMDExLTA0LTE0IGF0IDIzOjA5ICswMjAwLCBKb2VyZyBSb2VkZWwgd3JvdGU6IAo+ IE9uIFRodSwgQXByIDE0LCAyMDExIGF0IDEwOjI4OjQzQU0gLTA0MDAsIEFsZXggRGV1Y2hlciB3 cm90ZToKPiA+IE9uIFRodSwgQXByIDE0LCAyMDExIGF0IDQ6NTYgQU0sIEpvZXJnIFJvZWRlbCA8 am9yb0A4Ynl0ZXMub3JnPiB3cm90ZToKPiA+ID4gQW5kIHRoaXMgbWFrZXMgYSBkaWZmZXJlbmNl LCB3aXRoIHRoaXMgY2hhbmdlIG9uLXRvcCBvZiAtcmMzIHRoZSBib3ggYm9vdHMKPiA+ID4gZmlu ZS4gU28gdGhlcmUgc2VlbXMgdG8gYmUgc29tZSBkZXBlbmRlbmN5IGJldHdlZW4gdGhlIEdBUlQg YmFzZSBhbmQgdGhlIEdUVAo+ID4gPiBiYXNlIGV2ZW4gd2hlbiB0aGV5IGFyZSBpbiBkaWZmZXJl bnQgYWRkcmVzcyBzcGFjZXMuCj4gPiA+Cj4gPiA+IEFsZXgsIGNhbiB5b3UgY29tbWVudCBvbiB0 aGlzPwo+ID4gCj4gPiBBcyBEYXZlIHNhaWQsIHRoZXkgYXJlIGNvbXBsZXRlbHkgZGlmZmVyZW50 IGFkZHJlc3NlcyBzcGFjZXMuICBZb3UKPiA+IGNvdWxkIHB1dCB0aGUgR1BVIGFwZXJ0dXJlIGF0 IDAgaWYgeW91IHdhbnRlZCAoaW4gZmFjdCB3ZSBkbyBvbiBzb21lCj4gPiBjaGlwcykuICBQZXJo YXBzIHRoZXJlJ3Mgc29tZSBzdHJhbmdlIGludGVyYWN0aW9uIHdpdGggdGhlIG5iIGdhcnQKPiA+ IHNpbmNlIHRoZSBuYiBnYXJ0IG9uIHRoYXQgY2hpcHNldCB3YXMgZGVzaWduZWQgdG8gYmUgdXNl ZCBmb3IgZ3JhcGhpY3MKPiA+IGFuZCB0aGUgcnM3ODAvODgwIGNhbiBiZSBjb25maWd1cmVkIHRv IHVzZSBhbiBhZ3AgYXBlcnR1cmUuCj4gPiBVbmZvcnR1bmF0ZWx5LCBJJ20gbm90IHRoYXQgZmFt aWxpYXIgd2l0aCB0aGUgbmIgZ2FydC4KPiAKPiBBY3R1YWxseSwgdGhlIG5iIGdhcnQgaXMgcGFy dCBvZiB0aGUgY3B1LiBJdCBpcyBwYXJ0IG9mIHRoZSBjcHUgbm9ydGgKPiBicmlkZ2UgYW5kIGNh biB0cmFuc2xhdGUgaW8gYW5kIGNwdSBhY2Nlc3Nlcy4gSW4gZmFjdCwgaXQgaXMgYSByZW1hcHBl cgo+IG9mIHBoeXNpY2FsIG1lbW9yeSBhZGRyZXNzZXMuCj4gCj4gVGhlIHByb2JsZW0gc2VlbXMg dG8gYmUgcmVsYXRlZCB0byBzcGVjaWZpYyBncHUgY2hpcHMuIE9uIGFub3RoZXIKPiBub3RlYm9v ayB3aXRoIGFuIGhkMzAwMCBjYXJkIGd0dCBhbmQgdGhlIG5iIGdhcnQgYXBlcnR1cmUgYXJlIGJv dGggb24KPiAweGEwMDAwMDAwIHRvbyBidXQgdGhlIGJveCB3b3JrcyBmaW5lLgoKV2Fzbid0IHRo ZSB3b3JraW5nIHRoZW9yeSB0aGF0IHRoZSBwcm9ibGVtIG9jY3VycyBpZiB0aG9zZSB0d28gdmFs dWVzCmFyZW4ndCB0aGUgc2FtZT8KCgotLSAKRWFydGhsaW5nIE1pY2hlbCBEw6RuemVyICAgICAg ICAgICB8ICAgICAgICAgICAgICAgIGh0dHA6Ly93d3cudm13YXJlLmNvbQpMaWJyZSBzb2Z0d2Fy ZSBlbnRodXNpYXN0ICAgICAgICAgfCAgICAgICAgICBEZWJpYW4sIFggYW5kIERSSSBkZXZlbG9w ZXIKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRl dmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK