Bug 6829 - nuc: issues in dmesg
Summary: nuc: issues in dmesg
Status: RESOLVED WONTFIX
Alias: None
Product: BSPs
Classification: Build System, Metadata & Runtime
Component: bsps-runtime (show other bugs)
Version: 1.7
Hardware: x86 Multiple
: Low normal
Target Milestone: Future
Assignee: Saul Wold
QA Contact: Lucian Musat
URL:
Whiteboard:
Depends on:
Blocks:
 
Reported: 2014-10-13 12:53 UTC by Ionut Chisanovici
Modified: 2015-05-20 16:19 UTC (History)
2 users (show)

See Also:
OS type for building Yocto: ---
Type of Regression: ---
Verified:
Documentation change: No (bug/feature does not impact docs)


Attachments
nuc_dmesg_201410080319.log (53.69 KB, text/x-log)
2014-10-13 12:53 UTC, Ionut Chisanovici
no flags Details

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Description Ionut Chisanovici 2014-10-13 12:53:45 UTC
Created attachment 2183 [details]
nuc_dmesg_201410080319.log

Hi,

For NUC BSP: http://yocto-ab-master.jf.intel.com/pub/releases/2.0-rc2-dizzy-1.7-rc2/machines/nuc/core-image-sato-sdk-nuc.hddimg build, poky commit: 505a6b696ae990442de720e5e1135a3e44d5f75c, there are several errors in dmesg as below:

Error messages in dmesg log: [    0.479667] [drm:cpt_set_fifo_underrun_reporting] *ERROR* uncleared pch fifo underrun on pch transcoder A
[    0.479668] [drm:cpt_serr_int_handler] *ERROR* PCH transcoder A FIFO underrun


[    1.978667] udevd[116]: starting version 182
[    2.014611] mei_me 0000:00:16.0: irq 27 for MSI/MSI-X
[    2.039133] snd_hda_intel 0000:00:1b.0: enabling device (0000 -> 0002)
[    2.039447] snd_hda_intel 0000:00:1b.0: irq 28 for MSI/MSI-X
[    2.073296] hub 1-1:1.0: USB hub found
[    2.073450] hub 1-1:1.0: 6 ports detected
[    2.104290] cfg80211: Calling CRDA to update world regulatory domain
[    2.109404] Intel(R) Wireless WiFi driver for Linux, in-tree:
[    2.109410] Copyright(c) 2003- 2014 Intel Corporation
[    2.109537] iwlwifi 0000:02:00.0: enabling device (0000 -> 0002)
[    2.109644] iwlwifi 0000:02:00.0: can't disable ASPM; OS doesn't have ASPM control
[    2.109730] iwlwifi 0000:02:00.0: irq 29 for MSI/MSI-X
[    2.110442] ACPI Warning: SystemIO range 0x000000000000f040-0x000000000000f05f conflicts with OpRegion 0x000000000000f040-0x000000000000f04f (\_SB_.PCI0.SBUS.SMBI) (20140724/utaddress-258)
[    2.110454] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[    2.114510] iwlwifi 0000:02:00.0: loaded firmware version 18.168.6.1 op_mode iwldvm
[    2.124691] EFI Variables Facility v0.08 2004-May-17
[    2.139993] iwlwifi 0000:02:00.0: CONFIG_IWLWIFI_DEBUG disabled
[    2.139999] iwlwifi 0000:02:00.0: CONFIG_IWLWIFI_DEBUGFS disabled
[    2.140003] iwlwifi 0000:02:00.0: CONFIG_IWLWIFI_DEVICE_TRACING disabled
[    2.140007] iwlwifi 0000:02:00.0: Detected Intel(R) Centrino(R) Wireless-N 2200 BGN, REV=0x104
[    2.140072] iwlwifi 0000:02:00.0: L1 Disabled; Enabling L0S


Attached dmesg log.

Cheers,
Ionut C
Comment 1 Nitin Kamble 2015-02-03 22:14:07 UTC
The DRM errors are related to the system BIOS. As per the reports in the following links the issue fixes after updating to the latest BIOS.

https://bugs.archlinux.org/task/40952
Comment 2 Saul Wold 2015-05-20 16:19:00 UTC
As stated this is resolved as a BIOS Issue