Bug 110931

Summary: Timeout initializing Falcon after cold boot
Product: xorg Reporter: Andrey Taranov <taranov.andrey>
Component: Driver/nouveauAssignee: Nouveau Project <nouveau>
Status: RESOLVED MOVED QA Contact: Xorg Project Team <xorg-team>
Severity: normal    
Priority: medium    
Version: unspecified   
Hardware: x86-64 (AMD64)   
OS: Linux (All)   
Whiteboard:
i915 platform: i915 features:
Attachments:
Description Flags
Failing kernel log
none
Failing kernel log
none
Failing Xorg log
none
Successful kernel log
none
Successful Xorg log
none
VBIOS none

Description Andrey Taranov 2019-06-18 00:42:38 UTC
Created attachment 144579 [details]
Failing kernel log

I've got a fairly recent Dell/Alienware GTX 1080. It fails on initializing/resetting the Falcon during boot, and is not usable by Xorg subsequently. See *-bad.log attachments.

Workaround: boot into Windows, and reboot into Linux. Everything works fine after that. See *-good.log attachments.

Initialization timeout happens in acr_ls_sec2_post_run(), in ls_ucode_msgqueue.c. The corresponding Xorg driver error message is "Failed to initialise context object: 2D_NVC0 (0)"
Comment 1 Andrey Taranov 2019-06-18 00:43:16 UTC
Created attachment 144580 [details]
Failing kernel log
Comment 2 Andrey Taranov 2019-06-18 00:43:45 UTC
Created attachment 144581 [details]
Failing Xorg log
Comment 3 Andrey Taranov 2019-06-18 00:44:18 UTC
Created attachment 144582 [details]
Successful kernel log
Comment 4 Andrey Taranov 2019-06-18 00:44:38 UTC
Created attachment 144583 [details]
Successful Xorg log
Comment 5 Andrey Taranov 2019-06-18 00:48:44 UTC
Created attachment 144584 [details]
VBIOS

Produced with
# cp /sys/kernel/debug/dri/1/vbios.rom .

In my case, it is dri/1:
# cat /sys/kernel/debug/dri/1/name
nouveau dev=0000:01:00.0 master=pci:0000:01:00.0 unique=0000:01:00.0
Comment 6 Martin Peres 2019-12-04 09:50:06 UTC
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