nouveau doesn't support GeForce 8600M GT

[mbel]

after upgrate from Precise to Trusty nouveau driver no longer works with my NVIDIA Geforce 8600M GT installed in Roverbook Nautilus NV-571 (aka MSI-GX600). I see following errors in dmesg
[ 29.627343] nouveau [ VBIOS][0000:01:00.0] ... checksum invalid
[ 29.627346] nouveau [ VBIOS][0000:01:00.0] checking PROM for image...
[ 29.627364] nouveau [ VBIOS][0000:01:00.0] ... signature not found
[ 29.627366] nouveau [ VBIOS][0000:01:00.0] checking ACPI for image...
[ 29.627368] nouveau [ VBIOS][0000:01:00.0] ... signature not found
[ 29.627371] nouveau [ VBIOS][0000:01:00.0] checking PCIROM for image...
[ 29.629277] nouveau [ VBIOS][0000:01:00.0] ... appears to be valid
[ 29.629282] nouveau [ VBIOS][0000:01:00.0] using image from PCIROM
[ 29.629377] nouveau [ VBIOS][0000:01:00.0] BIT signature found
[ 29.629381] nouveau [ VBIOS][0000:01:00.0] version 60.84.5d.00.10
[ 29.629550] nouveau E[ VBIOS][0000:01:00.0] 0xc529[ ]: unknown opcode 0x60
[ 29.629560] nouveau E[ DEVINIT][0000:01:00.0] init failed, -22
[ 29.629564] nouveau E[ DRM] failed to create 0x80000080, -22
[ 29.634407] nouveau: probe of 0000:01:00.0 failed with error -22

I have limited support with fbdev driver, but only with 1024*768 resolution on 1680*1050 display, or NVIDIA 173 proprietary driver with frequent freezes, so trusty is completely unusable for regular work now. I

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu2
ProcVersionSignature: Ubuntu 3.13.0-29.53-generic 3.13.11.2
Uname: Linux 3.13.0-29-generic i686
NonfreeKernelModules: nvidia
ApportVersion: 2.14.1-0ubuntu3.2
Architecture: i386
CurrentDesktop: XFCE
Date: Thu Jun 26 11:31:07 2014
InstallationDate: Installed on 2011-08-07 (1054 days ago)
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
SourcePackage: xserver-xorg-video-nouveau
UpgradeStatus: Upgraded to trusty on 2014-06-05 (20 days ago)

[mbel (mbel)]

dmesg from failed boot attempt

[penalvch (penalvch)]

mbel, thank you for taking the time to report this bug and helping to make Ubuntu better. Please execute the following command, as it will automatically gather debugging information, in a terminal:
apport-collect -p xorg 1334536

Please ensure you have the package xdiagnose installed, and that you click the Yes button for attaching additional debugging information.

[mbel (mbel)]

you can cancel this ticket. I have no chance to collect any additional info as I no longer use that laptop.

[penalvch (penalvch)]

mbel, this bug report is being closed due to your last comment https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1334536/comments/5 regarding you no longer use the laptop. For future reference you can manage the status of your own bugs by clicking on the current status in the yellow line and then choosing a new status in the revealed drop down box. You can learn more about bug statuses at https://wiki.ubuntu.com/Bugs/Status. Thank you again for taking the time to report this bug and helping to make Ubuntu better. Please submit any future bugs you may find.