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Old 06-21-12, 11:33 AM   #11
butters
Registered User
 
Join Date: Jun 2012
Posts: 8
Default Re: GT650M not recognized by 295.59 Driver on Ubuntu 12.04

I haven't got the "fallen off the bus" problem

Quote:
[yimm@yimm ~]$ optirun glxgears
[ERROR]Cannot access secondary GPU - error: [XORG] (EE) NVIDIA(0): Failed to assign any connected display devices to X screen 0
Hm.... Xorg.8.log says :
Quote:
[ 1484.418] (**) NVIDIA(0): Option "ConnectedMonitor" "DFP"
[ 1484.418] (**) NVIDIA(0): Enabling 2D acceleration
[ 1484.418] (**) NVIDIA(0): ConnectedMonitor string: "DFP"
[ 1484.419] (**) NVIDIA(0): Ignoring EDIDs
[ 1488.238] (WW) NVIDIA(0): Failed to enable display hotplug notification
[ 1488.241] (II) NVIDIA(0): NVIDIA GPU GeForce GT 650M (GK107) at PCI:1:0:0 (GPU-0)
[ 1488.241] (--) NVIDIA(0): Memory: 1048576 kBytes
[ 1488.241] (--) NVIDIA(0): VideoBIOS: 80.07.1d.00.21
[ 1488.241] (II) NVIDIA(0): Detected PCI Express Link width: 16X
[ 1488.241] (--) NVIDIA(0): Interlaced video modes are supported on this GPU
[ 1488.245] (--) NVIDIA(0): Valid display device(s) on GeForce GT 650M at PCI:1:0:0
[ 1488.245] (--) NVIDIA(0): none
Quote:
[root@yimm yimm]# nvidia-xconfig --query-gpu-info
Number of GPUs: 1

GPU #0:
Name : GeForce GT 650M
PCI BusID : PCI:1:0:0

Number of Display Devices: 0
Hm... why nvidia card doesn't detect my screen ?

Quote:
dmesg:
[ 1485.336606] ACPI Error: Field [TMPB] at 282624 exceeds Buffer [ROM1] size 262144 (bits) (20120320/dsopcode-236)
[ 1485.336617] ACPI Error: Method parse/execution failed [\_SB_.PCI0.PEG0.PEGP._ROM] (Node ffff880129272d48), AE_AML_BUFFER_LIMIT (20120320/psparse-536)
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