From: "Michel Dänzer" <michel@daenzer.net>
To: Meelis Roos <mroos@linux.ee>
Cc: sparclinux@vger.kernel.org, dri-devel@lists.freedesktop.org
Subject: Re: PCI Radeon RV100 detection hang on sparc64
Date: Thu, 06 Sep 2012 18:55:51 +0200 [thread overview]
Message-ID: <1346950551.30263.196.camel@thor.local> (raw)
In-Reply-To: <alpine.SOC.1.00.1209061032360.371@math.ut.ee>
On Don, 2012-09-06 at 17:41 +0300, Meelis Roos wrote:
> This is with initialyy unmodified 3.6.0-rc4-00101-g0809095 kernel in
> Ultra 10 (clean, without my "Video RAM" hack that I talked in other
> sparclinux posts). When I saw that Sun XVR-100 was detected fine by the
> kernel, I compiled radeon drm driver with modesetting enabled and tried
> it:
>
> [drm] radeon defaulting to kernel modesetting.
> [drm] radeon kernel modesetting enabled.
> PCI: Enabling device: (0000:02:02.0), cmd 82
> [drm] initializing kernel modesetting (RV100 0x1002:0x5159 0x1002:0x0908).
> [drm] register mmio base: 0x10000000
> [drm] register mmio size: 32768
> [drm:radeon_device_init] *ERROR* Unable to find PCI I/O BAR
>
> And here the machine hangs. Debugging printk-s reveal that it does not
> find any active I/O port resources and then continues into initializing
> the card. Down in igp_read_bios_from_vram() it successfully ioremaps
> memory region 0 (vram_base=1ff08000000 and size=40000) and tries to read
> 2 bytes from there and hangs on reading bios[0].
Is the card initialized by OpenFirmware? E.g., does it display anything
before the kernel boots?
> With radeon.modeset=0, it boots [...]
Does X work with DRI enabled then?
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Debian, X and DRI developer
next prev parent reply other threads:[~2012-09-06 16:56 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-06 14:41 PCI Radeon RV100 detection hang on sparc64 Meelis Roos
2012-09-06 16:51 ` Adam Jackson
2012-09-06 18:15 ` David Miller
2012-09-06 16:55 ` Michel Dänzer [this message]
2012-09-06 18:18 ` David Miller
2012-09-07 7:18 ` Dave Airlie
2012-09-19 7:51 ` mroos
2013-09-23 13:48 ` mroos
2013-09-23 19:06 ` Kjetil Oftedal
2013-09-23 20:36 ` David Miller
2013-09-23 21:14 ` mroos
2013-09-23 21:33 ` David Miller
2013-09-24 11:06 ` Meelis Roos
2013-09-25 23:26 ` Meelis Roos
2013-10-01 8:43 ` Meelis Roos
2014-04-04 20:52 ` David Miller
2014-08-13 6:30 ` David Miller
2014-08-19 11:17 ` Meelis Roos
2014-08-25 14:48 ` Meelis Roos
2014-08-26 2:46 ` Michel Dänzer
2014-08-26 7:07 ` Meelis Roos
2014-08-27 2:24 ` Michel Dänzer
2014-08-30 19:20 ` Kjetil Oftedal
2014-08-31 5:59 ` Meelis Roos
2013-09-23 21:18 ` Meelis Roos
2013-10-10 11:51 ` [PATCH] only try to find radeon IGP ROM on X86 Meelis Roos
2013-10-10 14:38 ` Alex Deucher
2013-10-10 15:26 ` Meelis Roos
2013-10-10 17:02 ` David Miller
2013-10-10 17:10 ` Alex Deucher
2012-09-06 18:08 ` PCI Radeon RV100 detection hang on sparc64 David Miller
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