Bug 2742

Summary:	ioatdma error happened on jasperforest platform with edison branch
Product:	[Yocto Project Subprojects] Kernel	Reporter:	yilong, sun <yilongx.y.sun>
Component:	kernel-configuration	Assignee:	Bruce Ashfield <bruce.ashfield>
Status:	RESOLVED WONTFIX	QA Contact:
Severity:	normal
Priority:	Undecided	CC:	hongnax.xu, jessica.zhang, yp.kernel.watcher, yp.watcher
Version:	unspecified
Target Milestone:	1.1.2
Hardware:	JasperForest
OS:	Multiple
Whiteboard:
OS type for building Yocto:	---	Type of Regression:	---
Verified:		Documentation change:	---

Description yilong, sun 2012-07-12 06:36:31 UTC

with 1.1.2 edison branch，when i run command "dmesg | grep -i error"  to test dmesg, it shows ioatdma errors

detailed error message as follows：
########################################################################
#dmesg | grep -i error
ioatdma 0000:00:0a.0: channel error register unreachable
ioatdma 0000:00:0a.0: channel enumeration error
ioatdma 0000:00:0a.1: channel error register unreachable
ioatdma 0000:00:0a.1: channel enumeration error
ioatdma 0000:00:0a.2: channel error register unreachable
ioatdma 0000:00:0a.2: channel enumeration error
ioatdma 0000:00:0a.3: channel error register unreachable
ioatdma 0000:00:0a.3: channel enumeration error
ioatdma 0000:00:0a.4: channel error register unreachable
ioatdma 0000:00:0a.4: channel enumeration error
ioatdma 0000:00:0a.5: channel error register unreachable
ioatdma 0000:00:0a.5: channel enumeration error
ioatdma 0000:00:0a.6: channel error register unreachable
ioatdma 0000:00:0a.6: channel enumeration error
ioatdma 0000:00:0a.7: channel error register unreachable
ioatdma 0000:00:0a.7: channel enumeration error

########################################################################

Comment 1 yilong, sun 2012-07-12 06:49:59 UTC

detailed test information：
Image location：
http://autobuilder03.jf.intel.com/pub/nightly-meta-intel/20120705-4/machines/jasperforest/core-image-sato-sdk-jasperforest-20120705233116.hddimg

The commit information as below: 
Poky/Edison: 8886aee5b9741c05886994967d9ecf420331c600 
Meta-intel/Edison: f3040cf1559e631a03f61bab2de99d485bce21df

Comment 2 Jessica 2012-07-12 14:48:56 UTC

Since it's a cosmetic error message and given the stage of 1.1.2 we just won't fix it for 1.1.2 and it's fixed in later releases.