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bug#40538: installer: Support uvesafb to install on machines without KMS
From: |
Bengt Richter |
Subject: |
bug#40538: installer: Support uvesafb to install on machines without KMS. |
Date: |
Mon, 13 Apr 2020 07:00:26 +0200 |
User-agent: |
Mutt/1.10.1 (2018-07-13) |
Hi Florian,
On +2020-04-12 20:11:01 +0200, pelzflorian (Florian Pelz) wrote:
> On Sun, Apr 12, 2020 at 07:48:19PM +0200, Bengt Richter wrote:
> > Could it be segfaulting trying to access a missing v86d ?
>
> The code for loading the uvesafb module looks like this:
>
> (invoke #+(file-append kmod "/bin/modprobe")
> "uvesafb"
> (string-append "v86d=" #$v86d "/sbin/v86d")
> "mode_option=1024x768"))))
>
> So it should call
>
> modprobe uvesafb v86d=/gnu/store/…-v86d-…/sbin/v86d mode_option=1024x768
>
Thanks for explaining. I hope others benefit too :)
> and it should be impossible for v86d to be missing. On x86_64 and
Hm, could it be there in /gnu/store and have been built so it's a wrong
version somehow for the running kernel? That's the only bug possibility
I can think of now ;-)
> i686 at least, and on other architectures uvesafb will not be loaded.
>
> Then again, if the GUI works because of other drivers already, we need
> not fix it, I think. Also I still believe the error comes because
> other drivers already reserve needed memory -- passing nomodeset
> should make sure they don’t. Except if vesafb or xf86-video-vesa is
> loaded, which is not the case in the installer.
sudo dmesg|grep -i fb in that context doesn't show anything weird?
Oh, well. Sorry I don't seem to be able to accept a mystery sigsev ;-)
Could it be wrapped and caught in a catch?
>
> Regards,
> Florian
--
Regards,
Bengt Richter
- bug#40538: installer: Support uvesafb to install on machines without KMS., (continued)
- bug#40538: installer: Support uvesafb to install on machines without KMS., pelzflorian (Florian Pelz), 2020/04/12
- bug#40538: installer: Support uvesafb to install on machines without KMS., pelzflorian (Florian Pelz), 2020/04/12
- bug#40538: installer: Support uvesafb to install on machines without KMS., pelzflorian (Florian Pelz), 2020/04/12
- bug#40538: installer: Support uvesafb to install on machines without KMS., Mathieu Othacehe, 2020/04/12
- bug#40538: installer: Support uvesafb to install on machines without KMS., pelzflorian (Florian Pelz), 2020/04/12
- bug#40538: installer: Support uvesafb to install on machines without KMS., Bengt Richter, 2020/04/12
- bug#40538: installer: Support uvesafb to install on machines without KMS., pelzflorian (Florian Pelz), 2020/04/12
- bug#40538: installer: Support uvesafb to install on machines without KMS.,
Bengt Richter <=
- bug#40538: installer: Support uvesafb to install on machines without KMS., pelzflorian (Florian Pelz), 2020/04/13
- bug#40538: installer: Support uvesafb to install on machines without KMS., pelzflorian (Florian Pelz), 2020/04/14
- bug#40538: installer: Support uvesafb to install on machines without KMS., Mathieu Othacehe, 2020/04/14
- bug#40538: installer: Support uvesafb to install on machines without KMS., pelzflorian (Florian Pelz), 2020/04/14
- bug#40538: installer: Support uvesafb to install on machines without KMS., pelzflorian (Florian Pelz), 2020/04/14
- bug#40538: installer: Support uvesafb to install on machines without KMS., Ludovic Courtès, 2020/04/14
- bug#40538: installer: Support uvesafb to install on machines without KMS., pelzflorian (Florian Pelz), 2020/04/14
- bug#40538: installer: Support uvesafb to install on machines without KMS., pelzflorian (Florian Pelz), 2020/04/14
- bug#40538: installer: Support uvesafb to install on machines without KMS., Ludovic Courtès, 2020/04/14
- bug#40538: installer: Support uvesafb to install on machines without KMS., Mathieu Othacehe, 2020/04/14