Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262225AbVBBDqi (ORCPT ); Tue, 1 Feb 2005 22:46:38 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262212AbVBBDoG (ORCPT ); Tue, 1 Feb 2005 22:44:06 -0500 Received: from wproxy.gmail.com ([64.233.184.199]:24201 "EHLO wproxy.gmail.com") by vger.kernel.org with ESMTP id S262275AbVBBDmZ (ORCPT ); Tue, 1 Feb 2005 22:42:25 -0500 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:date:to:cc:subject:message-id:mail-followup-to:references:mime-version:content-type:content-disposition:in-reply-to:user-agent:from; b=d4VB7Hizf0XS8A2dReVpIeOtGfruj1Hqr72wBjgCRLwAOX77ruURcJ2Mz5OE9LOVjyzGm5B9E2sUo3/lY0CrKLy8l1ZyCbikz3F2vZ1/cT0UwwWhRKOuv8mbMFf7hzE1vJDu150mEWvpPzOfnqorIT3OI2M/9SpVRmLxQrqzSB0= Date: Tue, 1 Feb 2005 22:42:06 -0500 To: Benjamin Herrenschmidt Cc: Joseph Fannin , Andrew Morton , Sean Neakums , Linux Kernel list Subject: Re: Fw: Re: 2.6.11-rc2-mm2 Message-ID: <20050202034205.GA27123@caphernaum.rivenstone.net> Mail-Followup-To: Benjamin Herrenschmidt , Joseph Fannin , Andrew Morton , Sean Neakums , Linux Kernel list References: <20050129163117.1626d404.akpm@osdl.org> <1107155510.5905.2.camel@gaston> <20050131112106.GA3494@samarkand.rivenstone.net> <1107213513.5963.26.camel@gaston> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="a8Wt8u1KmwUX3Y2C" Content-Disposition: inline In-Reply-To: <1107213513.5963.26.camel@gaston> User-Agent: Mutt/1.5.6+20040907i From: jfannin@gmail.com (Joseph Fannin) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4411 Lines: 116 --a8Wt8u1KmwUX3Y2C Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Feb 01, 2005 at 10:18:33AM +1100, Benjamin Herrenschmidt wrote: > On Mon, 2005-01-31 at 06:21 -0500, Joseph Fannin wrote: >=20 > > I'm getting a blank screen with radeonfb on two boxes here as > > well. One is a beige g3, the other is i386; both have PCI Radeon 7000s > > with radeonfb non-modular.=20 > >=20 > > On the PC I could see the earliest kernel messages in VGA text > > mode before radeonfb took over and the screen went blank -- no > > penguin, and the logo is enabled. Booting with radeonfb:off seemed to > > work except for the module problem in -rc2-mm2: > >=20 > > On the ppc box I tried both -rc2-mm1 and -rc2-mm2. Both hung and > > then rebooted after 3 minutes, so it seems to be panicing somewhere. > > I backed the massive-radeonfb patch out of -mm2 and radeonfb worked, > > so I got as far as the module thing again. >=20 > Hrm... indeed, there seem to be a problem, though I can't tell for sure > what's up now, it just works on all the configs I had a chance to test > on. Can you try to boot your G3 with serial console so you can see the > panic message if any ? Okay, I managed to get this Oops message on ppc, when modprobing a modular radeonfb. I got a similar backtrace on i386 too (lost it though). radeonfb_pci_register BEGIN PCI: Enabling device 0000:00:0e.0 (0086 -> 0087) aper_base: 88000000 MC_FB_LOC to: 8bff8800, MC_AGP_LOC to: ffff9000 radeonfb (0000:00:0e.0): Found 32768k of DDR 64 bits wide videoram radeonfb (0000:00:0e.0): mapped 16384k videoram radeonfb: Found Open Firmware ROM Image radeonfb: Retreived PLL infos from Open Firmware radeonfb: Reference=3D27.00 MHz (RefDiv=3D12) Memory=3D183.00 Mhz, System= =3D183.00 MHz radeonfb: PLL min 12000 max 35000 Starting monitor auto detection... radeonfb: I2C (port 1) ... not found radeonfb: I2C (port 2) ... found CRT display radeonfb: I2C (port 3) ... found CRT display radeonfb: I2C (port 4) ... not found radeon_probe_OF_head head: ATY,RV100ad_A (letter: A, head_no: 0) analyzing OF properties... display-type: CRT radeon_probe_OF_head head: ATY,RV100ad_A (letter: A, head_no: 1) radeonfb: I2C (port 3) ... found CRT display radeonfb: Monitor 1 type CRT found radeonfb: EDID probed radeonfb: Monitor 2 type CRT found radeonfb: EDID probed Oops: kernel access of bad area, sig: 11 [#1] PREEMPT NIP: C00F3DD8 LR: DD2AEF48 SP: D8C8BB50 REGS: d8c8baa0 TRAP: 0300 Not ta= inted MSR: 00009032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11 DAR: 00000008, DSISR: 40000000 TASK =3D c040f1e0[4326] 'modprobe' THREAD: d8c8a000 Last syscall: 128 GPR00: DD2B1950 D8C8BB50 C040F1E0 D8C8BB90 00000000 00000000 D8C8BC2C DD480= 008 GPR08: FFFFFFFF 00000000 DD2B0000 C00F3DD8 24004482 1001E294 00000000 10001= 3C4 GPR16: 00000000 00000000 00000000 00000000 100013C4 00000000 C0320000 DD2B0= 000 GPR24: C0320000 D8C8BBD4 DD2B6470 DD2B647C D8C8BB90 DD2B6438 C08C1000 D8DBA= 000 NIP [c00f3dd8] fb_videomode_to_var+0x0/0x5c LR [dd2aef48] display_to_var+0x2c/0xb4 [fbcon] Call trace: [dd2b1950] fbcon_switch+0x17c/0x4d8 [fbcon] [c0124f20] redraw_screen+0x13c/0x1e8 [c01288c0] take_over_console+0x400/0x518 [dd2ae3e4] fbcon_takeover+0x98/0xfc [fbcon] [dd2b31cc] fbcon_fb_registered+0x68/0xc4 [fbcon] [dd2b3348] fbcon_event_notify+0x6c/0xd8 [fbcon] [c002bbc0] notifier_call_chain+0x40/0x68 [c00f0ec0] register_framebuffer+0x180/0x198 [dd32e834] radeonfb_pci_register+0x3bc/0x4f0 [radeonfb] [c00e9990] pci_device_probe_static+0x54/0x84 [c00e99f8] __pci_device_probe+0x38/0x6c [c00e9a5c] pci_device_probe+0x30/0x5c [c0137464] driver_probe_device+0x60/0x9c [c01375d4] driver_attach+0x58/0xbc [c0137be4] bus_add_driver+0xb0/0x108 --=20 Joseph Fannin jfannin@gmail.com --a8Wt8u1KmwUX3Y2C Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.5 (GNU/Linux) iD8DBQFCAEwNWv4KsgKfSVgRAuVhAJ45Rl1z6vj071+iofDq2+sYOV47WwCdHnLx i4X5/wfgnksuejzu1M0pAzU= =Hoer -----END PGP SIGNATURE----- --a8Wt8u1KmwUX3Y2C-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/