[Bug 42373] Radeon HD 6450 (NI CAICOS) screen corruption on boot

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Comment # 44 on bug 42373 from
(In reply to comment #43)
> I do not know if this is relevant, but I recently purchased a radeon 6450
> and had similar issues - corruption when KMS is started and lockups when X
> starts. I did not get these issues in fglrx or the windows drivers.
> 
> I then happened to notice that the memory clock settings for the 'boot'
> power profile were incorrect, and were significantly higher than the card
> should support. The high & low power states appeared to be correct. Changing
> the boot values using the Radeon Bios editor
> (http://www.techpowerup.com/rbe/) fixed these problems for me.

While this is not related to the proposed attachment, it is quite interesting
to know you were able to fix your problem by tweaking your card's bios. Maybe
Kunal could tell us more about some similar observations.


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