Re: dirty artefacts on bootup

[Benjamin Herrenschmidt <benh@kernel.crashing.org>]

On Tue, 2005-12-06 at 13:25 +0100, Dirk Henning Gerdes wrote:
> Hi Benjamin,
> 
> I'm using the radeon framebuffer driver on a sony-notebook with a radeon
> 9200 mobile.
> 
> During bootup I get dirty artefacts on the screen. 
> It's hard to explain. The text first is clear on the screen, but then
> there come so many dirty lines on top of it, that you cannot read
> anything.
> When the xserver is started, the problem is away. switching to a console
> with [Alt][CTRL][F1] works perfectly. And then you can read the text
> normally.
> 
> I have compiled the driver with the debug-option, which brought the
> following output.
> I'm not quite sur, if this can help, because I got it, when the console
> worked after starting X.
> 
> [  148.839846] hStart = 1040, hEnd = 1176, hTotal = 1344
> [  148.839851] vStart = 770, vEnd = 776, vTotal = 806
> [  148.839855] h_total_disp = 0x7f00ync_strt_wid = 0x11040a
> [  148.839858] v_total_disp = 0x2ff0325noti login: [  148.839846] hStart
> = 1040, hEnd = 1176, hTotal = 1344
> [  148.839851] vStart = 770, vEnd = 776, vTotal = 806
> [  148.839855] h_total_disp = 0x7f00a7ync_strt_wid = 0x60301
> [  148.839860] pixclock = 15384
> [  148.839862] freq = 6500
> 
> Is there anything I can do to get this dirty lines away?

Not sure yet. It seems to only happen on machine I have no access to, so
I haven't been able to properly figure it out at this point.

Ben.




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