Created attachment 98190 [details]
dmesg output

I try to set up a bumblebee based system. intel work ok. however nouveau fails
to load with 
[    3.908759] nouveau  [  DEVICE][0000:01:00.0] BOOT0  : 0x108100a1
[    3.909225] nouveau  [  DEVICE][0000:01:00.0] Chipset: GK208 (NV108)
[    3.909662] nouveau  [  DEVICE][0000:01:00.0] Family : NVE0
[    3.911750] nouveau  [   VBIOS][0000:01:00.0] checking PRAMIN for image...
[    3.913264] nouveau  [   VBIOS][0000:01:00.0] ... signature not found
[    3.913677] nouveau  [   VBIOS][0000:01:00.0] checking PROM for image...
[    3.914144] nouveau  [   VBIOS][0000:01:00.0] ... signature not found
[    3.914548] nouveau  [   VBIOS][0000:01:00.0] checking ACPI for image...
[    3.914947] nouveau  [   VBIOS][0000:01:00.0] ... signature not found
[    3.915332] nouveau  [   VBIOS][0000:01:00.0] checking PCIROM for image...
[    3.915719] nouveau  [   VBIOS][0000:01:00.0] ... signature not found
[    3.916097] nouveau  [   VBIOS][0000:01:00.0] checking PLATFORM for image...
[    3.916475] nouveau  [   VBIOS][0000:01:00.0] ... signature not found
[    3.916840] nouveau E[   VBIOS][0000:01:00.0] unable to locate usable image
[    3.917198] nouveau E[  DEVICE][0000:01:00.0] failed to create 0x10000001,
-22
[    3.917866] nouveau E[     DRM] failed to create 0x80000080, -22
[    3.918367] nouveau: probe of 0000:01:00.0 failed with error -22


the full dmesg is attached.