Bug#722551: Several display resolution changes during the boot sequence with Intel Ivy Bridge despite "fastboot" promise since xf86-video-intel 2.21.11

[thibaut bethune]

Hi,

Maybe I'm not supposed to make a raise but let me know if you need
more information

Thanks

2013/9/12 thibaut bethune <thibaut.bethune at gmail.com>:
> Package: grub-pc
> Version: 2.00-18
>
> Hi,
>
> I've read carefully the xf86-video-intel 2.21.11 announce on the
> Intel-gfx mailing list with its fastboot promise [1]
>
> However i don't have it on my Ivy Bridge system [2] with
> xserver-xorg-video-intel 2.21.15 - see my boot sequence video which
> resizes here : http://libre-ouvert.toile-libre.org/data/documents/MVI_3575.AVI
> (48,8 Mo, 26 sec)
>
> Chris Wilson from Intel told me that this would rather be a bug within
> Debian [3]
>
> Julien Cristau (Debian X Strike Force) told me that it's not a bug in
> the driver (Bug#722435)
>
> Therefore maybe grub2 is concerned ?
>
> I am using Debian GNU/Linux Sid with :
> - Linux debian 3.10-2-amd64 #1 SMP Debian 3.10.7-1 (2013-08-17) x86_64 GNU/Linux
> - libc6 2.17-92+b1
>
> Thanks
>
> [1] "the DDX will try to preserve the same display configuration as
> used by the kernel, which hopefully will be the same configuration as
> setup by the BIOS. The result should be a boot sequence that does not
> resize at all (aka fastboot) - until the display manager takes over
> and loads a completely different configuration"
> http://lists.freedesktop.org/archives/intel-gfx/2013-June/029572.html
>
> [2] Intel Core i3-3225 CPU with HD Graphics 4000 + Intel H77 chipset.
> I've attached the result of lspci and lshw commands
>
> [3] "All we mean is that we avoid extraneous mode changes. That your
> system doesn't boot to desktop under 2 seconds from after POST is a
> distribution bug"
> http://www.mail-archive.com/intel-gfx@lists.freedesktop.org/msg25760.html