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From: Alex Deucher on 15 Jul 2010 11:00
On Thu, Jul 15, 2010 at 1:49 AM, Torsten Kaiser
<just.for.lkml(a)googlemail.com> wrote:
> On Thu, Jul 15, 2010 at 12:16 AM, Alex Deucher <alexdeucher(a)gmail.com> wrote:
>> I discussed this with Jerome and I think we found the root cause.
>> Does this patch help?
> (patch 0001-drm-radeon-kms-fix-gtt-MC-base-alignment-on-rs4xx-rs.patch)
>
> Yes:
> [ � �0.426978] Linux agpgart interface v0.103
> [ � �0.427141] [drm] Initialized drm 1.1.0 20060810
> [ � �0.427242] [drm] radeon defaulting to kernel modesetting.
> [ � �0.427300] [drm] radeon kernel modesetting enabled.
> [ � �0.427417] radeon 0000:01:05.0: PCI INT A -> GSI 18 (level, low) -> IRQ 18
> [ � �0.429732] [drm] initializing kernel modesetting (RS690 0x1002:0x791E).
> [ � �0.429890] [drm] register mmio base: 0xFE9F0000
> [ � �0.429948] [drm] register mmio size: 65536
> [ � �0.430537] ATOM BIOS: ATI
> [ � �0.430612] radeon 0000:01:05.0: VRAM: 32M 0xDE000000 - 0xDFFFFFFF (32M used)
> [ � �0.430672] radeon 0000:01:05.0: GTT: 512M 0xA0000000 - 0xBFFFFFFF
> [ � �0.430754] [drm] radeon: irq initialized.
> [ � �0.430817] mtrr: type mismatch for fc000000,2000000 old:
> write-back new: write-combining
> [ � �0.430890] [drm] Detected VRAM RAM=32M, BAR=32M
> [ � �0.430947] [drm] RAM width 128bits DDR
> [ � �0.431090] [TTM] Zone �kernel: Available graphics memory: 2010234 kiB.
> [ � �0.431149] [TTM] Initializing pool allocator.
> [ � �0.431224] [drm] radeon: 32M of VRAM memory ready
> [ � �0.431283] [drm] radeon: 512M of GTT memory ready.
> [ � �0.431343] [drm] GART: num cpu pages 131072, num gpu pages 131072
> [ � �0.434732] [drm] radeon: 1 quad pipes, 1 z pipes initialized.
> [ � �0.441796] [drm] Loading RS690/RS740 Microcode
> [ � �0.442006] [drm] radeon: ring at 0x00000000A0000000
> [ � �0.442080] [drm] ring test succeeded in 1 usecs
> [ � �0.442223] [drm] radeon: ib pool ready.
> [ � �0.442289] [drm] ib test succeeded in 0 usecs
> [ � �0.442370] [drm] Default TV standard: NTSC
> [ � �0.442587] [drm] Default TV standard: NTSC
> [ � �0.442866] [drm] Radeon Display Connectors
> [ � �0.442924] [drm] Connector 0:
> [ � �0.442981] [drm] � VGA
> [ � �0.443039] [drm] � DDC: 0x7e50 0x7e40 0x7e54 0x7e44 0x7e58 0x7e48
> 0x7e5c 0x7e4c
> [ � �0.443111] [drm] � Encoders:
> [ � �0.443169] [drm] � � CRT1: INTERNAL_KLDSCP_DAC1
> [ � �0.443227] [drm] Connector 1:
> [ � �0.443284] [drm] � S-video
> [ � �0.443340] [drm] � Encoders:
> [ � �0.443398] [drm] � � TV1: INTERNAL_KLDSCP_DAC1
> [ � �0.443455] [drm] Connector 2:
> [ � �0.443512] [drm] � HDMI-A
> [ � �0.443570] [drm] � DDC: 0x7e40 0x7e50 0x7e44 0x7e54 0x7e48 0x7e58
> 0x7e4c 0x7e5c
> [ � �0.443642] [drm] � Encoders:
> [ � �0.443700] [drm] � � DFP3: INTERNAL_LVTM1
> [ � �0.643372] [drm] fb mappable at 0xFC040000
> [ � �0.643432] [drm] vram apper at 0xFC000000
> [ � �0.643489] [drm] size 786432
> [ � �0.643546] [drm] fb depth is 8
> [ � �0.643603] [drm] � �pitch is 1024
> [ � �0.643742] fbcon: radeondrmfb (fb0) is primary device
> [ � �0.663232] Console: switching to colour frame buffer device 128x48
> [ � �0.664818] fb0: radeondrmfb frame buffer device
> [ � �0.664837] drm: registered panic notifier
> [ � �0.664856] Slow work thread pool: Starting up
> [ � �0.664919] Slow work thread pool: Ready
> [ � �0.664940] [drm] Initialized radeon 2.5.0 20080528 for
> 0000:01:05.0 on minor 0
>
> Please note, that I'm only looking for "ring test succeeded" / "ring
> test failed", as I'm only using the KMS fb console on that system.
>
> Thanks for the fix,

Thanks for testing. I've sent the patch to Dave.

Alex

> � � � � � � � � � � � � � �Torsten
>
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