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Re: Dark screen with nouveau



That probably is the case - I tried live system on a desktop with a Quadro 600 card and it works just fine. It seems something is bothering the nouveau driver in the older cards. 

Chavdar

On Thu, 27 Jul 2017 at 16:45 John D. Baker <jdbaker%mylinuxisp.com@localhost> wrote:
On Wed, 28 Jun 2017 14:34:55 +0000, Chavdar Ivanov <ci4ic4%gmail.com@localhost>
wrote:

> The resulting system works also fine, with the unfortunate exception
> that the screen stays dark after the framebuffer line in the dmesg is
> seen, when it has to switch to high resolution mode during bootstrap.
> The boot completes without a problem, I am able to ssh to the laptop
> and monitor what is going on, I can also blindly logon the laptop's
> console and run 'startx', which I see in the ssh window from elsewhere
> is running correctly.

I recently got to try a NetBSD-8.99.1 live-USB image on a
similarly-equipped machine with the same results:

NetBSD 8.99.1 (GENERIC) #177: Fri Jul 21 10:42:58 CDT 2017
        sysop%yggdrasil.technoskunk.fur@localhost:/r0/build/current/obj/amd64/sys/arch/amd64/compile/GENERIC
total memory = 16319 MB
avail memory = 15823 MB
[...]
ppb0 at pci0 dev 2 function 1: AMD Family15h Root Port (rev. 0x00)
ppb0: PCI Express capability version 2 <Root Port of PCI-E Root Complex> x16 @ 8.0GT/s
ppb0: link is x16 @ 2.5GT/s
pci1 at ppb0 bus 1
nouveau0 at pci1 dev 0 function 0: NVIDIA product 0404 (rev. 0xa1)
drm kern info: nouveau  [  DEVICE][nouveau0] BOOT0  : 0x084400a2
drm kern info: nouveau  [  DEVICE][nouveau0] Chipset: G84 (NV84)
drm kern info: nouveau  [  DEVICE][nouveau0] Family : NV50
drm kern info: nouveau  [   VBIOS][nouveau0] checking PRAMIN for image...
drm kern info: nouveau  [   VBIOS][nouveau0] ... appears to be valid
drm kern info: nouveau  [   VBIOS][nouveau0] using image from PRAMIN
drm kern info: nouveau  [   VBIOS][nouveau0] BIT signature found
drm kern info: nouveau  [   VBIOS][nouveau0] version 60.84.68.00.19
drm kern info: nouveau  [     PMC][nouveau0] MSI interrupts enabled
nouveau0: interrupting at msi0 vec 0 (nouveau)
drm kern info: nouveau  [     PFB][nouveau0] RAM type: DDR2
drm kern info: nouveau  [     PFB][nouveau0] RAM size: 512 MiB
drm kern info: nouveau  [     PFB][nouveau0]    ZCOMP: 946 tags
drm kern info: nouveau  [    VOLT][nouveau0] GPU voltage: 1320000uv
drm kern info: nouveau  [  PTHERM][nouveau0] FAN control: PWM
drm kern info: nouveau  [  PTHERM][nouveau0] fan management: automatic
drm kern info: nouveau  [  PTHERM][nouveau0] internal sensor: yes
drm kern info: nouveau  [     CLK][nouveau0] 20: core 459 MHz shader 918 MHz memory 266 MHz
drm kern info: nouveau  [     CLK][nouveau0] --: core 459 MHz shader 918 MHz memory 265 MHz
Zone  kernel: Available graphics memory: 5745252 kiB
Zone   dma32: Available graphics memory: 2097152 kiB
drm kern info: nouveau  [     DRM] VRAM: 512 MiB
drm kern info: nouveau  [     DRM] GART: 1048576 MiB
drm kern info: nouveau  [     DRM] TMDS table version 2.0
drm kern info: nouveau  [     DRM] DCB version 4.0
drm kern info: nouveau  [     DRM] DCB outp 00: 02000300 00000028
drm kern info: nouveau  [     DRM] DCB outp 01: 02011312 00000030
drm kern info: nouveau  [     DRM] DCB outp 02: 04011310 00000028
drm kern info: nouveau  [     DRM] DCB outp 03: 010223f1 00c0c080
drm kern info: nouveau  [     DRM] DCB conn 00: 1030
drm kern info: nouveau  [     DRM] DCB conn 01: 2130
drm kern info: nouveau  [     DRM] DCB conn 02: 0210
drm kern info: nouveau  [     DRM] DCB conn 03: 0211
drm kern info: nouveau  [     DRM] DCB conn 04: 0213
drm kern warning: nouveau W[     DRM] failed to create encoder 0/1/0: -19
drm kern warning: nouveau W[     DRM] TV-1 has no encoders, removing
drm: Supports vblank timestamp caching Rev 2 (21.10.2013).
drm: Driver supports precise vblank timestamp query.
drm kern info: nouveau  [     DRM] MM: using CRYPT for buffer copies
nouveaufb0 at nouveau0
nouveau0: info: registered panic notifier
wsdisplay0 at nouveaufb0 kbdmux 1
[...]
drm kern error: nouveau E[   PDISP][nouveau0] INVALID_STATE [UNK0B] chid 1 mthd 0x0080 data 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0] Base 0:
drm kern error: nouveau E[   PDISP][nouveau0]   0x0084: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x0088: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x008c: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x0090: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x0094: 0x00000000 -> 0xcafe0000
drm kern error: nouveau E[   PDISP][nouveau0]   0x00a0: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x00a4: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x00c0: 0x00000000 -> 0x01000003
drm kern error: nouveau E[   PDISP][nouveau0]   0x00c4: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x00c8: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x00cc: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x00e0: 0x00000000 -> 0x40000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x00e4: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x00e8: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x00ec: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x00fc: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x0100: 0xfffe0000
drm kern error: nouveau E[   PDISP][nouveau0]   0x0104: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x0110: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x0114: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0] Base 0 - Image 0:
drm kern error: nouveau E[   PDISP][nouveau0]   0x0800: 0x00000000 -> 0x00000600
drm kern error: nouveau E[   PDISP][nouveau0]   0x0804: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x0808: 0x00000000 -> 0x03840640
drm kern error: nouveau E[   PDISP][nouveau0]   0x080c: 0x00000000 -> 0x00101900
drm kern error: nouveau E[   PDISP][nouveau0]   0x0810: 0x0000e900 -> 0x0000cf00
drm kern error: nouveau E[   PDISP][nouveau0] Base 0 - Image 1:
drm kern error: nouveau E[   PDISP][nouveau0]   0x0c00: 0x00000000 -> 0x00000600
drm kern error: nouveau E[   PDISP][nouveau0]   0x0c04: 0x00000000
drm kern error: nouveau E[   PDISP][nouveau0]   0x0c08: 0x00000000 -> 0x03840640
drm kern error: nouveau E[   PDISP][nouveau0]   0x0c0c: 0x00000000 -> 0x00101900
drm kern error: nouveau E[   PDISP][nouveau0]   0x0c10: 0x0000e900 -> 0x0000cf00[...]

This is a system my brother is building for himself.  Not all of the
components have arrived yet, so he stuck in an old NVidia card he had
lying around.  The above is with that card.  The final configuration
will have a more recent-production NVidia graphics card.

--
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