From: Aapo T. <ae...@ra...> - 2005-06-21 18:35:34
|
On Sat, 18 Jun 2005 22:18:43 +0200 Jerome Glisse <j.g...@gm...> wrote: > On 6/18/05, Adam Jackson <aj...@nw...> wrote: > > On Saturday 18 June 2005 13:38, Jerome Glisse wrote: > > > On 6/18/05, Vladimir Dergachev <vo...@mi...> wrote: > > > > On Sat, 18 Jun 2005, Jerome Glisse wrote: > > > > > DST_LINE_START 0x1600 > > > > > DST_LINE_END 0x1604 > > > > > (from radeon fb) > > > > > > > > From the name, I guess that they initiate line drawing in 2d engine. > > > > > > I think it's more than that...but i maybe wrong, depending on value i put > > > in it the lockup on 9800 can take a bit much time to appear...i haven't > > > done statistic on that an thus i could be a feel more than a true a > > > reality... > > > > The DDX uses them for the start and end coordinates of Bresenham lines. I > > have trouble believing they could be anything else. > > Yes it's unrevelent reg for the lockup it was just changing value > of a related reg 0x16a0, after hours of writting random things in > random place my judgement on the importance of reg is severely > impaired... > > Wonder if the difference we saw after fglrx run isn't due to a > packet send to the engine and not to a memory mapped reg... Could very well be. I might be useful trying to save them to a file and restore after rebooting. Or then you can start restoring unknown regs to initial values until the problem arises. -- Aapo Tahkola |