Re: X stopped working with 5.14 on iBook
Hi Stan!
On 10/6/21 18:59, Stan Johnson wrote:
> I can confirm that X is not working on a PowerPC G4 Cube with the stock
> Debian kernel "vmlinux-5.14.0-2-powerpc". X does work with the stock
> Debian kernel "vmlinux-5.10.0-8-powerpc". In both cases, I'm using the
> latest Debian SID with Xfce. In 5.14.0-2, wdm runs but the system
> console screen remains blank (the LCD backlight is on).
Thanks for the confirmation.
> (BTW, I have a PowerBook G4 12" 1.5GHz, but I didn't test the 5.14
> kernel there. The PB G4 overheats and shuts off whenever it runs
> anything CPU-intensive, such as a Gentoo upgrade or even compressing a
> file. I think Apple had a way of throttling the CPU speed to prevent
> overheating -- it doesn't have any problems with Mac OS X Tiger or
> Leopard -- but they probably didn't share the details.)
We should start a separate discussion for that.
> I'll attempt a bisect, starting with mainline v5.14 and going backwards
> if necessary (it looks like 5.12.9 worked; I'm not sure about v5.13). If
> there's a kernel regression, I'll confirm the regression exists on both
> the G4 Cube and the PB G4. I don't have an iBook to test.
Thanks. This is much appreciated.
Adrian
--
.''`. John Paul Adrian Glaubitz
: :' : Debian Developer - glaubitz@debian.org
`. `' Freie Universitaet Berlin - glaubitz@physik.fu-berlin.de
`- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913
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