Hi there,
It looks that my GPU may be broken. Frame buffer works ok but after
starting xorg I get black screen. GPU is Asus GeForce GTX 780
(GTX780-DC2OC-3GD5).
--------------------------
# dmesg | grep nouveau
[ 4.121840] fb0: switching to nouveaufb from EFI VGA
[ 4.124068] nouveau 0000:03:00.0: vgaarb: deactivate vga console
[ 4.124167] nouveau 0000:03:00.0: NVIDIA GK110 (0f0040a1)
[ 4.245975] nouveau 0000:03:00.0: bios: version 80.10.3a.00.13
[ 4.246847] nouveau 0000:03:00.0: fb: 3072 MiB GDDR5
[ 4.317285] nouveau 0000:03:00.0: DRM: VRAM: 3072 MiB
[ 4.317287] nouveau 0000:03:00.0: DRM: GART: 1048576 MiB
[ 4.317291] nouveau 0000:03:00.0: DRM: TMDS table version 2.0
[ 4.317293] nouveau 0000:03:00.0: DRM: DCB version 4.0
[ 4.317295] nouveau 0000:03:00.0: DRM: DCB outp 00: 01000f02 00020030
[ 4.317298] nouveau 0000:03:00.0: DRM: DCB outp 01: 02000f00 00000000
[ 4.317300] nouveau 0000:03:00.0: DRM: DCB outp 02: 08011f82 00020030
[ 4.317302] nouveau 0000:03:00.0: DRM: DCB outp 04: 02022f62 00020010
[ 4.317304] nouveau 0000:03:00.0: DRM: DCB outp 05: 04833fb6 0f420010
[ 4.317305] nouveau 0000:03:00.0: DRM: DCB outp 06: 04033f72 00020010
[ 4.317308] nouveau 0000:03:00.0: DRM: DCB conn 00: 00001030
[ 4.317309] nouveau 0000:03:00.0: DRM: DCB conn 01: 00020131
[ 4.317311] nouveau 0000:03:00.0: DRM: DCB conn 02: 00002261
[ 4.317313] nouveau 0000:03:00.0: DRM: DCB conn 03: 00010346
[ 4.317688] nouveau 0000:03:00.0: fifo: fault 00 [READ] at
0000000000200000 engine 04 [BAR1] client 07 [HUB/HOST_CPU] reason 00
[PDE] on channel -1 [00bfc25000 unknown]
[ 4.317825] nouveau 0000:03:00.0: fifo: fault 00 [READ] at
0000000000200000 engine 04 [BAR1] client 07 [HUB/HOST_CPU] reason 00
[PDE] on channel -1 [00bfc25000 unknown]
[ 4.317837] nouveau 0000:03:00.0: DRM: MM: using COPY for buffer copies
[ 4.318247] nouveau 0000:03:00.0: fifo: fault 01 [WRITE] at
0000000000210000 engine 04 [BAR1] client 08 [HUB/HOST_CPU_NB] reason 00
[PDE] on channel -1 [00bfc25000 unknown]
[ 4.318280] nouveau 0000:03:00.0: fifo: fault 00 [READ] at
0000000000210000 engine 04 [BAR1] client 07 [HUB/HOST_CPU] reason 00
[PDE] on channel -1 [00bfc25000 unknown]
[ 4.319020] nouveau 0000:03:00.0: fifo: fault 00 [READ] at
0000000000210000 engine 04 [BAR1] client 07 [HUB/HOST_CPU] reason 00
[PDE] on channel -1 [00bfc25000 unknown]
[ 4.320585] nouveau 0000:03:00.0: fifo: fault 00 [READ] at
0000000000210000 engine 04 [BAR1] client 07 [HUB/HOST_CPU] reason 00
[PDE] on channel -1 [00bfc25000 unknown]
[ 4.320698] snd_hda_intel 0000:03:00.1: bound 0000:03:00.0 (ops
nv50_audio_component_bind_ops [nouveau])
[ 4.320699] nouveau 0000:03:00.0: fifo: fault 00 [READ] at
0000000000210000 engine 04 [BAR1] client 07 [HUB/HOST_CPU] reason 00
[PDE] on channel -1 [00bfc25000 unknown]
[ 4.705312] nouveau 0000:03:00.0: DRM: allocated 2560x1600 fb:
0xa0000, bo (____ptrval____)
[ 4.705370] nouveau 0000:03:00.0: fifo: fault 01 [WRITE] at
0000000000000000 engine 04 [BAR1] client 08 [HUB/HOST_CPU_NB] reason 00
[PDE] on channel -1 [00bfc25000 unknown]
[ 4.705418] fbcon: nouveaudrmfb (fb0) is primary device
[ 4.855740] nouveau 0000:03:00.0: fifo: fault 01 [WRITE] at
0000000000210000 engine 04 [BAR1] client 08 [HUB/HOST_CPU_NB] reason 00
[PDE] on channel -1 [00bfc25000 unknown]
[ 4.857159] nouveau 0000:03:00.0: fifo: fault 01 [WRITE] at
0000000000210000 engine 04 [BAR1] client 08 [HUB/HOST_CPU_NB] reason 00
[PDE] on channel -1 [00bfc25000 unknown]
[ 4.857176] nouveau 0000:03:00.0: fifo: DROPPED_MMU_FAULT 00000000
[ 6.856688] nouveau 0000:03:00.0: DRM: base-0: timeout
[ 8.856736] nouveau 0000:03:00.0: DRM: base-1: timeout
[ 9.014830] nouveau 0000:03:00.0: [drm] fb0: nouveaudrmfb frame
buffer device
[ 9.027975] [drm] Initialized nouveau 1.3.1 20120801 for 0000:03:00.0
on minor 0
-----------------------------
Any suggestions??
