$ grep WW /var/log/Xorg.0.log
        (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(WW) I810(0): Bad V_BIOS checksum
(WW) I810(0): Bad V_BIOS checksum
(WW) I810(0): Bad V_BIOS checksum
(WW) I810(0): xf86AllocateGARTMemory: allocation of 16 pages failed
(WW) I810(0): xf86AllocateGARTMemory: allocation of 8 pages failed
(WW) I810(0): xf86AllocateGARTMemory: allocation of 768 pages failed
(WW) I810(0): xf86AllocateGARTMemory: allocation of 768 pages failed
(WW) I810(0): xf86AllocateGARTMemory: allocation of 12801 pages failed
(WW) I810(0): Extended BIOS function 0x5f05 failed.
(WW) AIGLX: 3D driver claims to not support visual 0x23
(WW) AIGLX: 3D driver claims to not support visual 0x24
(WW) AIGLX: 3D driver claims to not support visual 0x25
(WW) AIGLX: 3D driver claims to not support visual 0x26
(WW) AIGLX: 3D driver claims to not support visual 0x27
(WW) AIGLX: 3D driver claims to not support visual 0x28
(WW) AIGLX: 3D driver claims to not support visual 0x29
(WW) AIGLX: 3D driver claims to not support visual 0x2a
(WW) AIGLX: 3D driver claims to not support visual 0x2b
(WW) AIGLX: 3D driver claims to not support visual 0x2c
(WW) AIGLX: 3D driver claims to not support visual 0x2d
(WW) AIGLX: 3D driver claims to not support visual 0x2e
(WW) AIGLX: 3D driver claims to not support visual 0x2f
(WW) AIGLX: 3D driver claims to not support visual 0x30
(WW) AIGLX: 3D driver claims to not support visual 0x31
(WW) AIGLX: 3D driver claims to not support visual 0x32