Messages in this thread | | | Date | Tue, 28 Sep 2004 18:22:32 +0200 | From | Takashi Iwai <> | Subject | Re: [2.6.9-rc2] ALSA nm256 driver causes system lockup |
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At Tue, 28 Sep 2004 17:55:14 +0200, Jan De Luyck wrote: > > On Tuesday 28 September 2004 17:48, Takashi Iwai wrote: > > At Tue, 28 Sep 2004 14:47:17 +0200, > > > > Jan De Luyck wrote: > > > Hello list, > > > > > > I'm trying to configure a laptop (Dell Latitude CXs) with 2.6.9-rc2. All > > > runs well, except the ALSA nm256 driver for the Neomagic Audio chip. > > > Loading this driver results in an immediate and complete system > > > lockup.... > > > > > > I've tried appending "vaio_hack=1" on the kernel command line, but that > > > didn't really do anything. > > > > > > ALSA is compiled as modules. > > > > > > Any pointers? > > > > Try to load snd-nm256 driver before X. The chip uses the video RAM > > for the sound buffer. It seems that X clears all video RAM that > > confuses the sound driver. I.e. if you already started X, there is no > > way back :) > > Yups, so I read in the documentation accompanying the kernel. It's being > loaded by hotplug during bootup, but even at that early stage it locks up > completely.
Does changing latitude_workaround = 0 in nm256.c have any influence?
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