[NV50/G86] disp: ERROR 1 [] 01 [] chid 0 mthd 0000 data 00000000

Submitted by ernsteiswuerfel @ernsteiswuerfel

Assigned to Nouveau Project

Link to original bug (#103889)

Description

Created attachment 135696
dmesg output

Tried a GeForce 8400 GS as 2nd card in my PowerMac G5 11,2 but I only get a blank screen although it seems to successfully open fb1:

[ 14.407485] [drm] Initialized nouveau 1.3.1 20120801 for 0001:06:00.0 on minor 1
[ 14.477817] nouveau: DRM:fb000000:0000003d: init running...
[ 14.478206] nouveau: DRM:fb000000:0000003d: init children...
[ 14.478582] nouveau: DRM:fb000000:0000003d: init completed in 376us
[ 14.480128] nouveau 0001:06:00.0: disp: ERROR 1 [] 01 [] chid 1 mthd 0000 data 00000000

lspci -vv -s 0001:06:00.0

0001:06:00.0 VGA compatible controller: NVIDIA Corporation G86 [GeForce 8400 GS] (rev a1) (prog-if 00 [VGA controller])
Subsystem: Micro-Star International Co., Ltd. [MSI] G86 [GeForce 8400 GS]
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 65
Region 0: Memory at 81000000 (32-bit, non-prefetchable) [size=16M]
Region 1: Memory at 90000000 (64-bit, prefetchable) [size=256M]
Region 3: Memory at 82000000 (64-bit, non-prefetchable) [size=32M]
Region 5: I/O ports at 0000 [size=128]
Expansion ROM at 80100000 [disabled] [size=128K]
Capabilities: [60] Power Management version 2
Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-)
Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
Capabilities: [68] MSI: Enable- Count=1/1 Maskable- 64bit+
Address: 0000000000000000 Data: 0000
Capabilities: [78] Express (v1) Endpoint, MSI 00
DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <512ns, L1 <4us
ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset- SlotPowerLimit 0.000W
DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
RlxdOrd+ ExtTag+ PhantFunc- AuxPwr- NoSnoop+
MaxPayload 128 bytes, MaxReadReq 512 bytes
DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
LnkCap: Port #0, Speed 2.5GT/s, Width x16, ASPM L0s L1, Exit Latency L0s <512ns, L1 <4us
ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp-
LnkCtl: ASPM Disabled; RCB 128 bytes Disabled- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 2.5GT/s, Width x8, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
Kernel driver in use: nouveau
Kernel modules: nouveau

Attachment 135696, "dmesg output":
kernel_log.txt