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<channel>
	<title>Erfahrungen, Meinungen und Halluzinationen</title>
	<atom:link href="http://www.wgdd.de/?feed=rss2" rel="self" type="application/rss+xml" />
	<link>http://www.wgdd.de</link>
	<description>ein kleines, privates blog</description>
	<pubDate>Tue, 27 Apr 2010 19:46:59 +0000</pubDate>
	<generator>http://wordpress.org/?v=2.5.1</generator>
	<language>en</language>
			<item>
		<title>Re: Making pbuilder just that little bit faster</title>
		<link>http://www.wgdd.de/?p=74</link>
		<comments>http://www.wgdd.de/?p=74#comments</comments>
		<pubDate>Tue, 29 Dec 2009 21:16:18 +0000</pubDate>
		<dc:creator>Daniel Leidert</dc:creator>
		
		<category><![CDATA[Debian]]></category>

		<category><![CDATA[Software]]></category>

		<category><![CDATA[pbuilder]]></category>

		<category><![CDATA[tmpfs]]></category>

		<guid isPermaLink="false">http://www.wgdd.de/?p=74</guid>
		<description><![CDATA[It is true that making /var/cache/pbuilder/build a tmpfs makes a noticeable speed difference. But it seems you cannot cache the downloaded debs: ln: creating hard link ...: Invalid cross-device link.
]]></description>
			<content:encoded><![CDATA[<p>It is true that <a href="http://www.hezmatt.org/~mpalmer/blog/general/making_pbuilder_faster.html">making <tt>/var/cache/pbuilder/build</tt> a tmpfs</a> makes a noticeable speed difference. But it seems you cannot cache the downloaded debs: <code>ln: creating hard link ...: Invalid cross-device link</code>.</p>
]]></content:encoded>
			<wfw:commentRss>http://www.wgdd.de/?feed=rss2&amp;p=74</wfw:commentRss>
		</item>
		<item>
		<title>Testing SMART status of my USB harddrive</title>
		<link>http://www.wgdd.de/?p=73</link>
		<comments>http://www.wgdd.de/?p=73#comments</comments>
		<pubDate>Mon, 07 Dec 2009 12:51:35 +0000</pubDate>
		<dc:creator>Daniel Leidert</dc:creator>
		
		<category><![CDATA[Debian]]></category>

		<category><![CDATA[General]]></category>

		<category><![CDATA[Software]]></category>

		<category><![CDATA[harddrive]]></category>

		<category><![CDATA[smart]]></category>

		<category><![CDATA[toshiba]]></category>

		<category><![CDATA[usb]]></category>

		<guid isPermaLink="false">http://www.wgdd.de/?p=73</guid>
		<description><![CDATA[I recently bought an external USB harddrive, made by Toshiba. It&#8217;s the HDDR500E03X model with 500GB space, internal shock sensor and ramp loading technology. Now yesterday I learned, that I can also cover its health status using the smartmontools. The usb* device types did not fit, but the sat type worked. It is as easy [...]]]></description>
			<content:encoded><![CDATA[<p>I recently bought an external USB harddrive, made by Toshiba. It&#8217;s the <a href="http://storage.toshiba.eu/cms/en/hdd/external_drives/">HDDR500E03X</a> model with 500GB space, internal shock sensor and ramp loading technology. Now yesterday I learned, that I can also cover its health status using the <a href="http://packages.debian.org/smartmontools">smartmontools</a>. The <tt>usb*</tt> device types did not fit, but the <tt>sat</tt> type worked. It is as easy as running:</p>
<pre style="overflow: auto; background-color: #cfcfcf;">smartctl -d sat -c /dev/sdb
smartctl -d sat -t long /dev/sdb</pre>
]]></content:encoded>
			<wfw:commentRss>http://www.wgdd.de/?feed=rss2&amp;p=73</wfw:commentRss>
		</item>
		<item>
		<title>Toshiba Tecra A10 (PTSB5E) - Part III</title>
		<link>http://www.wgdd.de/?p=72</link>
		<comments>http://www.wgdd.de/?p=72#comments</comments>
		<pubDate>Thu, 26 Nov 2009 23:16:13 +0000</pubDate>
		<dc:creator>Daniel Leidert</dc:creator>
		
		<category><![CDATA[Debian]]></category>

		<category><![CDATA[General]]></category>

		<category><![CDATA[Software]]></category>

		<category><![CDATA[a10]]></category>

		<category><![CDATA[dlr-3p]]></category>

		<category><![CDATA[dlr3p]]></category>

		<category><![CDATA[nokia]]></category>

		<category><![CDATA[tecra]]></category>

		<category><![CDATA[toshiba]]></category>

		<guid isPermaLink="false">http://www.wgdd.de/?p=72</guid>
		<description><![CDATA[Connecting a NOKIA 6310i mobile phone via serial DLR-3P cable and the serial connector of the laptop (for Bluetooth see part II): After installation of the gnokii package(s) the the configuration file says:

model = 6510
connection = dlr3p

Then gnokii reports:

$ gnokii --identify
GNOKII Version 0.6.28
IMEI         : XXXX
Manufacturer : Nokia
Modell [...]]]></description>
			<content:encoded><![CDATA[<p>Connecting a NOKIA 6310i mobile phone via serial DLR-3P cable and the serial connector of the <a href="http://www.wgdd.de/?p=67">laptop</a> (for Bluetooth see <a href="http://www.wgdd.de/?p=70">part II</a>): After installation of the <a href="http://packages.debian.org/gnokii">gnokii</a> package(s) the the configuration file says:</p>
<pre style="overflow: auto; background-color: #cfcfcf;">
model = 6510
connection = dlr3p
</pre>
<p>Then gnokii reports:</p>
<pre style="overflow: auto; background-color: #cfcfcf;">
$ gnokii --identify
GNOKII Version 0.6.28
IMEI         : XXXX
Manufacturer : Nokia
Modell       : 6310i
Product name : NPL-1
Revision     : V 5.22
</pre>
]]></content:encoded>
			<wfw:commentRss>http://www.wgdd.de/?feed=rss2&amp;p=72</wfw:commentRss>
		</item>
		<item>
		<title>Toshiba Tecra A10 (PTSB5E) - Part II</title>
		<link>http://www.wgdd.de/?p=70</link>
		<comments>http://www.wgdd.de/?p=70#comments</comments>
		<pubDate>Thu, 26 Nov 2009 22:24:56 +0000</pubDate>
		<dc:creator>Daniel Leidert</dc:creator>
		
		<category><![CDATA[Debian]]></category>

		<category><![CDATA[General]]></category>

		<category><![CDATA[Software]]></category>

		<category><![CDATA[a10]]></category>

		<category><![CDATA[hardware]]></category>

		<category><![CDATA[laptop]]></category>

		<category><![CDATA[notebook]]></category>

		<category><![CDATA[tecra]]></category>

		<category><![CDATA[toshiba]]></category>

		<guid isPermaLink="false">http://www.wgdd.de/?p=70</guid>
		<description><![CDATA[So I got a little bit further with my little toy.
Bluetooth
Bluetooth works. The packages gnome-bluetooth and bluez are installed and the kernel module bluetooth is loaded. hciconfig reports this:

# hciconfig
hci0:	Type: USB
	BD Address: XX:XX:XX:XX:XX:XX ACL MTU: 310:10 SCO MTU: 64:8
	UP RUNNING PSCAN
	RX bytes:11354 acl:105 sco:0 events:286 errors:0
	TX bytes:4012 acl:99 sco:0 commands:66 errors:0

I tried to connect to [...]]]></description>
			<content:encoded><![CDATA[<p>So I got a little bit further with my <a href="http://www.wgdd.de/?p=67">little toy</a>.</p>
<h3>Bluetooth</h3>
<p>Bluetooth works. The packages <a href="http://packages.debian.org/gnome-bluetooth">gnome-bluetooth</a> and <a href="http://packages.debian.org/bluez">bluez</a> are installed and the kernel module <tt>bluetooth</tt> is loaded. <tt>hciconfig</tt> reports this:</p>
<pre style="overflow: auto; background-color: #cfcfcf;">
# hciconfig
hci0:	Type: USB
	BD Address: XX:XX:XX:XX:XX:XX ACL MTU: 310:10 SCO MTU: 64:8
	UP RUNNING PSCAN
	RX bytes:11354 acl:105 sco:0 events:286 errors:0
	TX bytes:4012 acl:99 sco:0 commands:66 errors:0
</pre>
<p>I tried to connect to a SAMSUNG and a NOKIA mobile phone. After enabling visibility of the phone the <tt>bluetooth-applet</tt> (<a href="http://packages.debian.org/gnome-bluetooth">gnome-bluetooth</a>) showed the device. However I got an error saying <strong>&#8220;The name org.openobex was not provided by any .service files&#8221;</strong> when trying to access the mobile device. This was solved by installing <a href="http://packages.debian.org/obexd-server">obexd-server</a> <del><a href="http://packages.debian.org/obex-data-server">obex-data-server</a></del>. Then I was able to access the phone contents via Bluetooth.</p>
<h3>Virtualization</h3>
<p>I recently tried to debug the <a href="http://packages.debian.org/src:mopac7">mopac7</a> <a href="http://bugs.debian.org/517707">build error</a>. I installed the <a href="http://packages.debian.org/qemu">qemu</a>(-<a href="http://packages.debian.org/qemu-kvm">qemu-kvm</a>) emulator. Loading of the <tt>kvm_intel</tt> module failed with <strong>&#8220;kvm: disabled by bios&#8221;</strong>. But this was easy to solve by enabling the Intel virtualization technology in the BIOS: push and hold the <kbd>ESC</kbd> key during startup until the laptop tells you to press the <kbd>F1</kbd> key. Then enable the related BIOS option and done.</p>
]]></content:encoded>
			<wfw:commentRss>http://www.wgdd.de/?feed=rss2&amp;p=70</wfw:commentRss>
		</item>
		<item>
		<title>Good bye Warren, &#8230;</title>
		<link>http://www.wgdd.de/?p=68</link>
		<comments>http://www.wgdd.de/?p=68#comments</comments>
		<pubDate>Sat, 07 Nov 2009 04:54:52 +0000</pubDate>
		<dc:creator>Daniel Leidert</dc:creator>
		
		<category><![CDATA[Chemie]]></category>

		<category><![CDATA[Debian]]></category>

		<category><![CDATA[General]]></category>

		<category><![CDATA[Software]]></category>

		<category><![CDATA[PyMOL]]></category>

		<guid isPermaLink="false">http://www.wgdd.de/?p=68</guid>
		<description><![CDATA[A tragic loss has hit the open source software community. Warren Lyford DeLano, among other things, open source advocate, scientist and the author of the famous PyMOL molecular visualization system, suddenly passed away at the age of 37. I remember you as a genial, pleasent intelligent guy and software author. It has been a pleasure [...]]]></description>
			<content:encoded><![CDATA[<p>A tragic loss has hit the open source software community. <a href="http://www.jmdelano.com">Warren Lyford DeLano</a>, among other things, open source advocate, scientist and the author of the famous <a href="http://pymol.org">PyMOL</a> molecular visualization system, suddenly passed away at the age of 37. <a href="http://warrendelano.blogspot.com/2009/11/my-brother-warren.html">I remember you</a> as a genial, pleasent intelligent guy and software author. It has been a pleasure to work with you. Good bye.</p>
]]></content:encoded>
			<wfw:commentRss>http://www.wgdd.de/?feed=rss2&amp;p=68</wfw:commentRss>
		</item>
		<item>
		<title>Toshiba Tecra A10 (PTSB5E) - Part I</title>
		<link>http://www.wgdd.de/?p=67</link>
		<comments>http://www.wgdd.de/?p=67#comments</comments>
		<pubDate>Tue, 03 Nov 2009 15:57:09 +0000</pubDate>
		<dc:creator>Daniel Leidert</dc:creator>
		
		<category><![CDATA[Debian]]></category>

		<category><![CDATA[General]]></category>

		<category><![CDATA[a10]]></category>

		<category><![CDATA[hardware]]></category>

		<category><![CDATA[laptop]]></category>

		<category><![CDATA[notebook]]></category>

		<category><![CDATA[tecra]]></category>

		<category><![CDATA[toshiba]]></category>

		<guid isPermaLink="false">http://www.wgdd.de/?p=67</guid>
		<description><![CDATA[I recently got a Toshiba Tecra A10-1HU laptop. This is a series describing my experiences with this hardware using Debian Sid.
This one comes without any operating system. So I got a recent testing-netinstall CD-image and ran the installer procedure (in expert mode). Everything went fine and I ended with a shiny Squeeze and kernel 2.6.30. [...]]]></description>
			<content:encoded><![CDATA[<p>I recently got a Toshiba Tecra <a href="http://eu.computers.toshiba-europe.com/innovation/generic/b2b_tecra_a10">A10</a>-<a href="http://de.computers.toshiba-europe.com/innovation/product/Tecra-A10-1HU/1074789/">1HU</a> laptop. This is a series describing my experiences with this hardware using Debian Sid.</p>
<p>This one comes without any operating system. So I got a recent testing-netinstall CD-image and ran the installer procedure (in expert mode). Everything went fine and I ended with a shiny Squeeze and kernel 2.6.30. Because I use Sid as my usual system, my first action was a dist-upgrade to Sid.</p>
<p>This is what <code>lspci -nn</code> tells:</p>
<pre style="overflow: auto; background-color: #cfcfcf;">
00:00.0 Host bridge [0600]: Intel Corporation Mobile 4 Series Chipset Memory Controller Hub [8086:2a40] (rev 07)
00:02.0 VGA compatible controller [0300]: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a42] (rev 07)
00:02.1 Display controller [0380]: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a43] (rev 07)
00:03.0 Communication controller [0780]: Intel Corporation Mobile 4 Series Chipset MEI Controller [8086:2a44] (rev 07)
00:19.0 Ethernet controller [0200]: Intel Corporation 82567LM Gigabit Network Connection [8086:10f5] (rev 03)
00:1a.0 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4 [8086:2937] (rev 03)
00:1a.1 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5 [8086:2938] (rev 03)
00:1a.2 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #6 [8086:2939] (rev 03)
00:1a.7 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2 [8086:293c] (rev 03)
00:1b.0 Audio device [0403]: Intel Corporation 82801I (ICH9 Family) HD Audio Controller [8086:293e] (rev 03)
00:1c.0 PCI bridge [0604]: Intel Corporation 82801I (ICH9 Family) PCI Express Port 1 [8086:2940] (rev 03)
00:1c.1 PCI bridge [0604]: Intel Corporation 82801I (ICH9 Family) PCI Express Port 2 [8086:2942] (rev 03)
00:1c.2 PCI bridge [0604]: Intel Corporation 82801I (ICH9 Family) PCI Express Port 3 [8086:2944] (rev 03)
00:1d.0 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1 [8086:2934] (rev 03)
00:1d.1 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2 [8086:2935] (rev 03)
00:1d.2 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3 [8086:2936] (rev 03)
00:1d.7 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1 [8086:293a] (rev 03)
00:1e.0 PCI bridge [0604]: Intel Corporation 82801 Mobile PCI Bridge [8086:2448] (rev 93)
00:1f.0 ISA bridge [0601]: Intel Corporation ICH9M-E LPC Interface Controller [8086:2917] (rev 03)
00:1f.2 SATA controller [0106]: Intel Corporation ICH9M/M-E SATA AHCI Controller [8086:2929] (rev 03)
01:00.0 Network controller [0280]: Intel Corporation Wireless WiFi Link 5100 [8086:4232]
05:0b.0 CardBus bridge [0607]: Ricoh Co Ltd RL5c476 II [1180:0476] (rev ba)
05:0b.1 FireWire (IEEE 1394) [0c00]: Ricoh Co Ltd R5C832 IEEE 1394 Controller [1180:0832] (rev 04)
05:0b.2 SD Host controller [0805]: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter [1180:0822] (rev 21)
05:0b.3 System peripheral [0880]: Ricoh Co Ltd R5C843 MMC Host Controller [1180:0843] (rev ff)
05:0b.4 System peripheral [0880]: Ricoh Co Ltd R5C592 Memory Stick Bus Host Adapter [1180:0592] (rev 11)
05:0b.5 System peripheral [0880]: Ricoh Co Ltd xD-Picture Card Controller [1180:0852] (rev 11)
</pre>
<h3>Things that worked out-of-the-box:</h3>
<h4>Display/Graphics (Intel GMA 4500M HD)</h4>
<p>The integrated graphics chipset, an Intel GMA 4500M HD, works with the <a href="http://packages.debian.org/xserver-xorg-video-intel">xserver-xorg-video-intel</a> package and the default X.org configuration. No custom <tt>/etc/X11/xorg.conf</tt> is necessary.</p>
<p>The (IMHO non-reflecting?) display runs at 1280&#215;800 at 60 Hz.</p>
<h4>Cable network device</h4>
<p>The integrated Intel 82567LM Gigabit Network device works with the <code>e1000e</code> kernel module. No customization was necessary.</p>
<h4>Touchpad/Trackpoint</h4>
<p>The notebook comes with the so called Toshiba Dual Pointing Device a touchpad (+2 buttons) and a trackpoint (+2 buttons). Both worked without customization.</p>
<h4>Energy savings/Suspend/Resume</h4>
<p><a href="http://packages.debian.org/apmd">apmd</a> and <a href="http://packages.debian.org/acpid">acpid</a> handle this. No problems yet. Suspend/Resume works. I did not yet test (and I&#8217;m not sure if I should) <a href="http://packages.debian.org/hibernate">hibernate</a> and <a href="http://packages.debian.org/uswsusp">uswsusp</a>.</p>
<h4>Webcam</h4>
<p>The webcam is a CNA7157 model or at least detected as such. The <code>video4linux</code> modules handle it and the <a href="http://packages.debian.org/cheese">cheese</a> application produces pictures.</p>
<h4>Volume-control wheel</h4>
<p>It works. Module and package information will follow as soon as I figure them out.</p>
<h3>Things that needed customization</h3>
<h4>WLAN (Intel WiFi Link 5100)</h4>
<p>The notebook comes with an Intel WiFi Link 5100 device. It does not work out-of-the-box. Following <a href="http://wiki.debian.org/iwlagn">this article</a>, I&#8217;ve installed the <a href="http://packages.debian.org/firmware-iwlwifi"><tt>firmware-iwlwifi</tt></a> package and loaded the <tt>iwlagn</tt> module.</p>
<h4>Sound (Intel)</h4>
<p>For the sound device to work the <code>snd_hda_intel</code> module is necessary. Further the following lines <a href="http://wiki.ubuntuusers.de/Soundkarten_installieren/HDA">must be added</a> to <tt>/etc/modprobe.d/alsa-base.conf</tt></p>
<pre style="overflow: auto; background-color: #cfcfcf;">
# not sure about the first line, start adding the second only
options snd-cmipci mpu_port=0x330 fm_port=0x388
options snd-hda-intel index=0 model=toshiba position_fix=1
</pre>
<h3>Unsure/Not yet working</h3>
<h4>Temperature sensor</h4>
<p>After installing the <a href="http://packages.debian.org/sensors-applet"><tt>sensors-applet</tt></a> I got two identical temperature displays. I&#8217;m not sure what they show. Anybody an idea how to examine this?</p>
<h4>Modem</h4>
<p>The notebook comes with an internal modem device:</p>
<pre style="overflow: auto; background-color: #cfcfcf;">00:03.0 Communication controller [0780]: Intel Corporation Mobile 4 Series Chipset MEI Controller [8086:2a44] (rev 07)</pre>
<p>From what I read I need hsfmodem or the <a href="http://packages.debian.org/sl-modem">sl-modem</a> packages. <em>&#8220;Unfortunately&#8221; the latest version is <a href="https://packages.debian.org/sl-modem">not available for amd64</a> from the archive, although it seems to have been <a href="https://buildd.debian.org/pkg.cgi?pkg=sl-modem">built</a>.</em></p>
<h3>Untested</h3>
<p>I did not yet test</p>
<ul>
<li><a href="http://www.wgdd.de/?p=70"><del>Bluetooth</del></a> (icon there, kernel module loaded)</li>
<li>Firewire (kernel module loaded)</li>
<li>Card-reader (kernel modules loaded)</li>
</ul>
<h3>Summit</h3>
<p>This what <code>lspci -k -nn</code> tells about the used kernel modules:</p>
<pre style="overflow: auto; background-color: #cfcfcf;">
00:00.0 Host bridge [0600]: Intel Corporation Mobile 4 Series Chipset Memory Controller Hub [8086:2a40] (rev 07)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: agpgart-intel
00:02.0 VGA compatible controller [0300]: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a42] (rev 07)
	Subsystem: Toshiba America Info Systems Device [1179:0004]
00:02.1 Display controller [0380]: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a43] (rev 07)
	Subsystem: Toshiba America Info Systems Device [1179:0004]
00:03.0 Communication controller [0780]: Intel Corporation Mobile 4 Series Chipset MEI Controller [8086:2a44] (rev 07)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
00:19.0 Ethernet controller [0200]: Intel Corporation 82567LM Gigabit Network Connection [8086:10f5] (rev 03)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: e1000e
00:1a.0 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4 [8086:2937] (rev 03)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: uhci_hcd
00:1a.1 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5 [8086:2938] (rev 03)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: uhci_hcd
00:1a.2 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #6 [8086:2939] (rev 03)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: uhci_hcd
00:1a.7 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2 [8086:293c] (rev 03)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: ehci_hcd
00:1b.0 Audio device [0403]: Intel Corporation 82801I (ICH9 Family) HD Audio Controller [8086:293e] (rev 03)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: HDA Intel
00:1c.0 PCI bridge [0604]: Intel Corporation 82801I (ICH9 Family) PCI Express Port 1 [8086:2940] (rev 03)
	Kernel driver in use: pcieport-driver
00:1c.1 PCI bridge [0604]: Intel Corporation 82801I (ICH9 Family) PCI Express Port 2 [8086:2942] (rev 03)
	Kernel driver in use: pcieport-driver
00:1c.2 PCI bridge [0604]: Intel Corporation 82801I (ICH9 Family) PCI Express Port 3 [8086:2944] (rev 03)
	Kernel driver in use: pcieport-driver
00:1d.0 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1 [8086:2934] (rev 03)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: uhci_hcd
00:1d.1 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2 [8086:2935] (rev 03)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: uhci_hcd
00:1d.2 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3 [8086:2936] (rev 03)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: uhci_hcd
00:1d.7 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1 [8086:293a] (rev 03)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: ehci_hcd
00:1e.0 PCI bridge [0604]: Intel Corporation 82801 Mobile PCI Bridge [8086:2448] (rev 93)
00:1f.0 ISA bridge [0601]: Intel Corporation ICH9M-E LPC Interface Controller [8086:2917] (rev 03)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
00:1f.2 SATA controller [0106]: Intel Corporation ICH9M/M-E SATA AHCI Controller [8086:2929] (rev 03)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: ahci
01:00.0 Network controller [0280]: Intel Corporation Wireless WiFi Link 5100 [8086:4232]
	Subsystem: Intel Corporation Device [8086:1201]
	Kernel driver in use: iwlagn
05:0b.0 CardBus bridge [0607]: Ricoh Co Ltd RL5c476 II [1180:0476] (rev ba)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: yenta_cardbus
05:0b.1 FireWire (IEEE 1394) [0c00]: Ricoh Co Ltd R5C832 IEEE 1394 Controller [1180:0832] (rev 04)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: firewire_ohci
05:0b.2 SD Host controller [0805]: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter [1180:0822] (rev 21)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
	Kernel driver in use: sdhci-pci
05:0b.3 System peripheral [0880]: Ricoh Co Ltd R5C843 MMC Host Controller [1180:0843] (rev ff)
	Kernel driver in use: ricoh-mmc
05:0b.4 System peripheral [0880]: Ricoh Co Ltd R5C592 Memory Stick Bus Host Adapter [1180:0592] (rev 11)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
05:0b.5 System peripheral [0880]: Ricoh Co Ltd xD-Picture Card Controller [1180:0852] (rev 11)
	Subsystem: Toshiba America Info Systems Device [1179:0001]
</pre>
]]></content:encoded>
			<wfw:commentRss>http://www.wgdd.de/?feed=rss2&amp;p=67</wfw:commentRss>
		</item>
		<item>
		<title>Green IT - a GSoC topic?</title>
		<link>http://www.wgdd.de/?p=66</link>
		<comments>http://www.wgdd.de/?p=66#comments</comments>
		<pubDate>Thu, 17 Sep 2009 12:26:30 +0000</pubDate>
		<dc:creator>Daniel Leidert</dc:creator>
		
		<category><![CDATA[Debian]]></category>

		<category><![CDATA[General]]></category>

		<category><![CDATA[Software]]></category>

		<category><![CDATA[efficiency]]></category>

		<category><![CDATA[green]]></category>

		<guid isPermaLink="false">http://www.wgdd.de/?p=66</guid>
		<description><![CDATA[I&#8217;m back from the conference at Berlin &#8220;Faktor X - Tag der natürlichen Ressourcen&#8221;, a side-conference of the World Resources Forum 2009 in Davos.
It was pretty interesting, although the topic is not new. If you don&#8217;t know it: We are running out of (several) resources. The main topics going through the media are often &#8220;energy&#8221; [...]]]></description>
			<content:encoded><![CDATA[<p>I&#8217;m back from the conference at Berlin <a href="https://umweltbundesamt.de/ressourcen/">&#8220;Faktor X - Tag der natürlichen Ressourcen&#8221;</a>, a side-conference of the <a href="http://www.worldresourcesforum.org">World Resources Forum</a> 2009 in Davos.</p>
<p>It was pretty interesting, although the topic is not new. If you don&#8217;t know it: We are running out of (several) resources. The main topics going through the media are often &#8220;energy&#8221; and &#8220;oil&#8221;. Well, several metals will become much more problematic much more earlier! So, what is the aim: material-, product- and production-efficiency and recycling/upcycling(/downcycling).</p>
<p>One of the topics mentioned at the conference was the IT industry. One of the keywords is &#8220;green IT&#8221; - more efficiency through IT, more efficiency by more efficient hardware, better recycling of hardware, &#8230;. Another point was &#8220;more efficiency by more efficient software&#8221;. One of the questions mentioned was &#8220;how much resources costs a click at google&#8221;. I think, one can adapt this question to almost every software. We have several software, which is widely used. I&#8217;ll just mention the apache web-server. Would&#8217;t it be good to know, that this widely used software won&#8217;t waste CPU cycles for nothing?</p>
<p>So what about a GSoC project checking such &#8220;often/widely used&#8221; software for efficiency (besides checking for buffer or heap overflows or NULL pointer dereferences)? Can anybody imagine such a project? What is your opinion?</p>
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			<wfw:commentRss>http://www.wgdd.de/?feed=rss2&amp;p=66</wfw:commentRss>
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		<item>
		<title>Writing manual pages in GROFF (1)</title>
		<link>http://www.wgdd.de/?p=65</link>
		<comments>http://www.wgdd.de/?p=65#comments</comments>
		<pubDate>Tue, 15 Sep 2009 16:57:43 +0000</pubDate>
		<dc:creator>Daniel Leidert</dc:creator>
		
		<category><![CDATA[Debian]]></category>

		<category><![CDATA[General]]></category>

		<category><![CDATA[Software]]></category>

		<category><![CDATA[groff]]></category>

		<category><![CDATA[man]]></category>

		<category><![CDATA[manpage]]></category>

		<category><![CDATA[policy]]></category>

		<category><![CDATA[roff]]></category>

		<guid isPermaLink="false">http://www.wgdd.de/?p=65</guid>
		<description><![CDATA[I always wanted to write a short howto for Debian package maintainers, how to write a manual page in GROFF. This is useful for short documents (for longer documents, docbook/docbook-xsl can be a good choice). I already have written some parts. However, here is the first part of hints. More might follow later.
The delimiter in [...]]]></description>
			<content:encoded><![CDATA[<p>I always wanted to write a short howto for Debian package maintainers, how to write a <a href="http://www.schweikhardt.net/man_page_howto.html">manual page in GROFF</a>. This is useful for short documents (for longer documents, docbook/docbook-xsl can be a good choice). I already have written some parts. However, here is the first part of hints. More might follow later.</p>
<h3>The delimiter in the NAME section</h3>
<p>The name section is (probably) the only place, where <a href="http://lintian.debian.org/tags/hyphen-used-as-minus-sign.html">exactly one</a> hypen-minus <a href="http://www.gnu.org/software/groff/manual/html_node/Using-Symbols.html#index-g_t_0040t_007b_005c_002d_007d-1797"><code style="background-color: #cfcfcf;">\-</code></a> must appear. The hyphen-minus is the delimiter between the command name and one-line description.</p>
<pre style="overflow: auto; background-color: #cfcfcf;">.SH NAME
foo-bar \- foos the template foo-what-bar</pre>
<h3>Typical mistakes regarding paragraphs</h3>
<p>Using a <a href="http://www.gnu.org/software/groff/manual/html_node/Man-usage.html#index-g_t_0040t_007b_002ePP_007d-177"><code style="background-color: #cfcfcf;">.PP</code></a> macro directly following a <a href="http://www.gnu.org/software/groff/manual/html_node/Man-usage.html#index-g_t_0040t_007b_002eSH_007d-169"><code style="background-color: #cfcfcf;">.SH</code></a> or <a href="http://www.gnu.org/software/groff/manual/html_node/Man-usage.html#index-g_t_0040t_007b_002eSS_007d-171"><code style="background-color: #cfcfcf;">.SS</code></a> macro is useless. This macro should be used between paragraphs:</p>
<pre style="overflow: auto; background-color: #cfcfcf;">.SH OPTIONS
The program follows the usual GNU command line syntax, with long options starting with
two dashes (`\-').
.PP
A summary of options is included below.</pre>
<h3>Options/File descriptions</h3>
<p>To describe options or files it&#8217;s usually useful to make use of the <a href="http://www.gnu.org/software/groff/manual/html_node/Man-usage.html#index-g_t_0040t_007b_002eTP_007d-173"><code style="background-color: #cfcfcf;">.TP</code></a> macro.</p>
<pre style="overflow: auto; background-color: #cfcfcf;">.SH OPTIONS
.TP
.B \-f, \-\-force
Force the execution of the specified command.</pre>
<pre style="overflow: auto; background-color: #cfcfcf;">.SH FILES
.TP
.I ~/.foobar
Per user configuration file.</pre>
<p>To create more than one intended paragraph the <a href="http://www.gnu.org/software/groff/manual/html_node/Man-usage.html#index-g_t_0040t_007b_002eIP_007d-181"><code style="background-color: #cfcfcf;">.IP</code></a> macro can be used.</p>
<pre style="overflow: auto; background-color: #cfcfcf;">.TP
.B \-f, \-\-force
Force the execution of the specified command.
.IP
This option has no effect in conjunction with \fB\-\-foo\fP.</pre>
<h3>Avoid hyphenation in URLs/URIs/paths</h3>
<p>Usually we don&#8217;t want URLs or URIs to be hyphenated. This can be done using the <a href="http://www.gnu.org/software/groff/manual/html_node/Manipulating-Hyphenation.html#index-g_t_0040t_007b_005c_0025_007d-1277"><code style="background-color: #cfcfcf;">\%</code></a> sequence. Typical examples:</p>
<pre style="overflow: auto; background-color: #cfcfcf;">A short tutorial is available online at \fI\%http://foo.tld/some/path/here/manual.html\fP.</pre>
<pre style="overflow: auto; background-color: #cfcfcf;">On a Debian system the complete text of the GNU General Public License
version 2 can be found in the file \fI\%/usr/share/common-licenses/GPL\-2\fP.</pre>
<h3>Referencing persons and their mail address</h3>
<p>The common markup is to write the person name in bold letters and the mail address in roman letters is put into angle brackets. It&#8217;s usually a good idea to mark where the mail address starts and ends. We can use the <a href="http://www.gnu.org/software/groff/manual/html_node/Ligatures-and-Kerning.html#index-g_t_0040t_007b_005c_0026_007d-1961"><code style="background-color: #cfcfcf;">\&#038;</code></a> sequence as shown in the following example:</p>
<pre style="overflow: auto; background-color: #cfcfcf;">\fBDaniel Leidert\fP &lt;\&#038;daniel.leidert@wgdd.de\&amp;&gt;</pre>
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		</item>
		<item>
		<title>Abit AirPace, ath5k and eduroam</title>
		<link>http://www.wgdd.de/?p=64</link>
		<comments>http://www.wgdd.de/?p=64#comments</comments>
		<pubDate>Fri, 10 Apr 2009 22:51:39 +0000</pubDate>
		<dc:creator>Daniel Leidert</dc:creator>
		
		<category><![CDATA[Debian]]></category>

		<category><![CDATA[General]]></category>

		<category><![CDATA[Software]]></category>

		<category><![CDATA[ath5k]]></category>

		<category><![CDATA[eduroam]]></category>

		<category><![CDATA[ubuntu]]></category>

		<category><![CDATA[wpa]]></category>

		<category><![CDATA[wpa2]]></category>

		<category><![CDATA[wpasupplicant]]></category>

		<category><![CDATA[zih]]></category>

		<guid isPermaLink="false">http://www.wgdd.de/?p=64</guid>
		<description><![CDATA[I tried to connect my university workstation to the wireless eduroam network on the campus. The workstation was delivered with an Abit AirPace wlan card (probably an Atheros 5006 chipset). The first thing necessary was the ath5k kernel module (my first shot using ndiswrapper didn&#8217;t work). Both Debian lenny and Ubuntu intrepid-updates provide it.
Now there [...]]]></description>
			<content:encoded><![CDATA[<p>I tried to connect my university workstation to the wireless <a href="http://www.eduroam.de/">eduroam</a> network on the campus. The workstation was delivered with an <em>Abit AirPace</em> wlan card (probably an Atheros 5006 chipset). The first thing necessary was the <strong>ath5k</strong> kernel module (my first shot using <strong>ndiswrapper</strong> didn&#8217;t work). Both <a href="http://packages.debian.org/stable/linux-image">Debian lenny</a> and <a href="http://packages.ubuntu.com/intrepid-updates/linux-image">Ubuntu intrepid-updates</a> provide it.</p>
<p>Now there are generally 3 ways to connect to the AP. All making use of <a href="http://packages.debian.org/wpasupplicant">wpasupplicant</a>. Further the <a href="http://www.inf.tu-dresden.de/content/units/frzneu/Dienste/WLAN/TUD-CACert.pem">certificate</a> (may differ for the universities) is necessary.</p>
<h3>/etc/wpa_supplicant/wpa_supplicant.conf</h3>
<p>This is <a href="http://www.inf.tu-dresden.de/index.php?node_id=2009&#038;ln=en">described</a> at the sites of my university. It&#8217;s written in German, but it should still be easy to understand. Let&#8217;s just mention the snippet for <tt>/etc/wpa_supplicant/wpa_supplicant.conf</tt>:</p>
<pre style="overflow: auto;">
ctrl_interface=/var/run/wpa_supplicant
ctrl_interface_group=0
eapol_version=2
ap_scan=1
fast_reauth=1

network={
	ssid="eduroam"
	key_mgmt=WPA-EAP
	proto=RSN
	pairwise=CCMP
	group=TKIP
	eap=TTLS
	anonymous_identity="anonymous@tu-dresden.de"
	identity="<samp>****</samp>@tu-dresden.de&#8221;
	password=&#8221;<samp>****</samp>&#8221;
	ca_cert=&#8221;/etc/wpa_supplicant/TUD-CACert.pem&#8221;
	phase2=&#8221;auth=PAP&#8221;
}
</pre>
<p>Instead of the script suggested at the site above, you can also use this snippet in <tt>/etc/network/interfaces</tt>:</p>
<pre style="overflow: auto;">
auto wlan0
iface wlan0 inet dhcp
	wpa-conf /etc/wpa_supplicant/wpa_supplicant.conf
</pre>
<h3>/etc/network/interfaces</h3>
<p>It is also possible to put the values directly into <tt>/etc/network/interfaces</tt>:</p>
<pre style="overflow: auto;">
auto wlan0
iface wlan0 inet dhcp
	wpa-ssid eduroam
	wpa-proto RSN
	wpa-group CCMP TKIP
	wpa-pairwise CCMP TKIP
	wpa-key-mgmt WPA-EAP
	wpa-eap TTLS
	wpa-ca-cert /etc/wpa_supplicant/TUD-CACert.pem
	wpa-phase2 "auth=PAP"
	wpa-anonymous-identity anonymous@tu-dresden.de
	wpa-identity <samp>****</samp>@tu-dresden.de
	wpa-password <samp>****</samp>
</pre>
<h3>network-manager</h3>
<p><a href="wp-content/uploads/nm_eduroam.png">Here</a> is a screenshot of the authentication dialog.</p>
<p><small>So now everybody at the University of Dresden wanting to use <em>eduroam</em> should hopefully be able to configure this connection on his <a href="http://www.debian.org">Debian</a>/<a href="http://www.ubuntu.com">Ubuntu</a> system.</small></p>
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		</item>
		<item>
		<title>(WW) AllowEmtpyInput is on, devices using drivers &#8216;kbd&#8217; or &#8216;mouse&#8217; will be disabled.</title>
		<link>http://www.wgdd.de/?p=63</link>
		<comments>http://www.wgdd.de/?p=63#comments</comments>
		<pubDate>Fri, 10 Apr 2009 18:15:37 +0000</pubDate>
		<dc:creator>Daniel Leidert</dc:creator>
		
		<category><![CDATA[Debian]]></category>

		<category><![CDATA[Software]]></category>

		<category><![CDATA[issue]]></category>

		<category><![CDATA[Xorg]]></category>

		<guid isPermaLink="false">http://www.wgdd.de/?p=63</guid>
		<description><![CDATA[Maybe you will observe a changed mouse and keyboard behaviour after updating X.org recently in Debian Sid. Then you will probably discover the warning mentioned in the title in your X.org server log /var/log/Xorg.0.log. The very short and dirty solution to get things working for the moment is to put this into your /etc/X11/xorg.conf:

Section "ServerLayout"
 [...]]]></description>
			<content:encoded><![CDATA[<p>Maybe you will observe a changed mouse and keyboard behaviour after updating X.org recently in Debian Sid. Then you will probably discover the warning mentioned in the title in your X.org server log <tt>/var/log/Xorg.0.log</tt>. The very short and dirty solution to get things working for the moment is to put this into your <tt>/etc/X11/xorg.conf</tt>:</p>
<pre>
Section "ServerLayout"
    Option "AutoAddDevices" "off"
EndSection
</pre>
<p>See the first entry in <tt>/usr/share/doc/xserver-xorg/NEWS.Debian.gz</tt> and follow the mentioned links for more information. However, the above solution should only be a temporary workaround: Try to migrate things (I will post changes for <a href="http://debian.wgdd.de/system/">my system</a> asap).</p>
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