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kms schermo nero



Ciao a tutti, ho aggiornato un server da squeeze a wheezy ed ora se parto con il kernel 3.2 il server mostra la schermata di grub, quindi parte ma dopo poco tempo lo schermo diventa tutto nero (ma il server fa il boot correttamente ed in ssh tutto semrba funzionare).

Sembra il KMS del kernel 3.2.0-4-amd64 non funzioni a dovere con la scheda grafica del server.

Il problema l'ho risolto disabilitandolo cioè inserendo:

# cat /etc/modprobe.d/i915-kms.conf
options i915 modeset=0

Se però qualcuno avesse qualche idea su come fare per fare funzionare il KMS con questa scheda lo ringrazio anticipatamente. Vi fornisco qualche info in più:

# lspci | grep VGA
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)

# grep -i vga /var/log/kern.log
Aug 14 09:13:33 intranet kernel: [    0.000000] Console: colour VGA+ 80x25
Aug 14 09:13:33 intranet kernel: [ 0.576377] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
Aug 14 09:13:33 intranet kernel: [    0.576382] vgaarb: loaded
Aug 14 10:34:40 intranet kernel: [    0.000000] Console: colour VGA+ 80x25
Aug 14 10:34:40 intranet kernel: [ 0.636959] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
Aug 14 10:34:40 intranet kernel: [    0.636965] vgaarb: loaded
Aug 14 10:34:40 intranet kernel: [ 0.636965] vgaarb: bridge control possible 0000:00:02.0 Aug 14 10:34:40 intranet kernel: [ 7.261999] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem
Aug 14 10:53:45 intranet kernel: [    0.000000] Console: colour VGA+ 80x25
Aug 14 10:53:45 intranet kernel: [ 0.636964] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
Aug 14 10:53:45 intranet kernel: [    0.636970] vgaarb: loaded
Aug 14 10:53:45 intranet kernel: [ 0.636971] vgaarb: bridge control possible 0000:00:02.0 Aug 14 10:53:45 intranet kernel: [ 22.665079] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem
Aug 14 11:16:32 intranet kernel: [    0.000000] Console: colour VGA+ 80x25
Aug 14 11:16:32 intranet kernel: [ 0.636961] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
Aug 14 11:16:32 intranet kernel: [    0.636967] vgaarb: loaded
Aug 14 11:16:32 intranet kernel: [ 0.636968] vgaarb: bridge control possible 0000:00:02.0

Se può servire qualcos'altro ditemelo

Ciao e grazie

Piviul



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