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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW] Boot up with error information in dmesg"
href="https://bugs.freedesktop.org/show_bug.cgi?id=66240">66240</a>
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[HSW] Boot up with error information in dmesg
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>major
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Reporter</th>
<td>yangweix.shui@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=81528" name="attach_81528" title="dmesg: HSW mobile error information">attachment 81528</a> <a href="attachment.cgi?id=81528&action=edit" title="dmesg: HSW mobile error information">[details]</a></span>
dmesg: HSW mobile error information
Environment:
--------------------------------
Kernel: (drm-intel-next-queued)6dd8224ec64c809dad5ceceac299918f5d9c7c31
Some additional commit info:
Author: Ville Syrjälä <<a href="mailto:ville.syrjala@linux.intel.com">ville.syrjala@linux.intel.com</a>>
Date: Wed Jun 26 17:44:15 2013 +0300
drm/i915: Mask out hardware status bits from VLV DPLL register
HSW mobile:
MSI Haswell Notebook MSI MS-16GC Notebook 15.6; Host bridge ID=0x0c04 (rev
06);VGA ID=0x0416 (rev06);CPU: i7-4700MQ 2.4GHz stepping c3; BIOS: E16GCIMS.509
(04/24/2013) EC: 16GCEMS1 ver5.00 (04/12/2013);ME: 9.0.2.1345; MEM: 8G ;
HSW ULT:
Harris Beach SDS Ultrabook PVT1 C0 stepping C1 (id=0x0a26, rev 09),Lynx
Point-LP 03 (B1 stepping) and Host bridge id=0x0a04 (rev 09) 2Cores/4Thread,
CPU i7-4350U 1.40GHz,cpu MHz:1400 GT3（0x20) 1100MHz; BIOS version: V130 (old
V115.RA6); KSC version:V1.27(old V1.22); ME: 9.5.0.1406; Mem: 4G 1600MHz;
Description:
---------------------------------
Test with latest -next-queued or -nightly kernel, there's error messages we
could easily found in dmesg.
On HSW mobile and ULT:
--------------
[ 0.253964] ACPI Error: No handler for Region [EC__] (ffff88024609bc18)
[EmbeddedControl] (20130328/evregion-161)
[ 0.253967] ACPI Error: Region EmbeddedControl (ID=3) has no handler
(20130328/exfldio-305)
[ 0.253969] ACPI Error: Method parse/execution failed
[\_SB_.PCI0.LPCB.EC__._REG] (Node ffff88024609c2f8), AE_NOT_EXIST
(20130328/psparse-537)
[ 2.959373] ACPI Error: [\_SB_.PCI0.GFX0.DD02._BCL] Namespace lookup
failure, AE_NOT_FOUND (20130328/psargs-359)
[ 2.959377] ACPI Error: Method parse/execution failed
[\_SB_.PCI0.PEG0.PEGP.DD02._BCL] (Node ffff8802460cc820), AE_NOT_FOUND
(20130328/psparse-537)
[ 10.522884] ALSA sound/pci/hda/hda_intel.c:3817 Error request power-well
from i915
On HSW desktop:
--------------
[ 2.001977] ALSA sound/pci/hda/hda_intel.c:3817 Error request power-well
from i915
Reproduce step:
-------------
1. reboot machine.
2. dmesg | grep -i "error"</pre>
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