General questions about hardware under Linux/Unix. Use a more specific tag if applicable.

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5
votes
1answer
2k views

Unclaimed device in lshw

I have added in my computer a PCI Express controler card with 2 USB3 ports and 2 sata3 ports. (http://www.ldlc.be/fiche/PB00121886.html). The USB ports are working correctly but the HDD plugged in ...
7
votes
2answers
2k views

Overclocking tools in Linux

I am trying to overclock my machine. All the changes are made on the BIOS level, but then one needs to check all the temperatures, voltages, etc and test the stability of the overclock. Most tutorials ...
1
vote
0answers
106 views

Fprintd - How to customize

I'm making a system based on web technologies, which means that my interaction with hardware is very limited (keyboard/mouse). I would like to modify/write some code/driver that makes my fingerprint ...
4
votes
1answer
749 views

What kind of bad things can happen if I disable APIC (not to be confused with ACPI)?

I'm dealing with some really old point-of-sale machines that run a point-of-sale flavour of SuSE 9. It turns out that its kernel is affected by an old bug that makes USB 2.0 functionality unstable ...
2
votes
1answer
664 views

Machine Check Exceptions with Wildcard TE420 and Asus P5N-E SLI

I have been seeing machine check exceptions when trying to call dahdi_cfg (or, sometimes, even on just loading the kernel module) to configure a Digium Wildcard TE420 Quad-Span T1 PCI-E card. Running ...
2
votes
0answers
468 views

Which system configuration setting(s) on HP Compaq dc5750 need to be changed if “running Unix”?

HP Compaq dc5750 small form factor Athlon 64 X2 3800+ 2.0GHz 2GB 160GB On starting the system it displayed this message: If you are running Unix, you need to configure your system using the ...
3
votes
2answers
584 views

Connecting to wireless router

According to this manual I tried: $ iwconfig lo no wireless extensions. eth1 IEEE 802.11bg ESSID:"g\xC6isQ\xFFJ\xEC)\xCD\xBA\xAB\xF2\xFB\xE3F|\xC2T\xF8\x1B\xE8\xE7\x8DvZ.c3\x9F\xC9\x9A" ...
1
vote
0answers
305 views

Hardware problem after fresh Linux Mint install

I've installed Linux Mint, Mate 64bit on my machine. My configuration: Desktop PC HP Pro 3400 Series MT Processor: Intel Core i3 2120 @3.30GHz Chipset: Intel Sandy Bridge Graphic Interface: ...
3
votes
2answers
5k views

Driver for Intel 2200BG wireless network card

I'm trying to make work my wireless network card Intel 2200BG in my laptop Acer Travelmate 4002WLMI. I tried so far: $ sudo lshw -C network *-network:1 description: Wireless interface ...
11
votes
2answers
1k views

How to measure light?

I've got a Dell Latitude E6410 notebook which changes lcd light intensity in response to ambient light levels, so it has to have some photocell. How can I access the data from this photocell? I tried ...
1
vote
2answers
552 views

Autodetect modem in Linux?

Is there a way to autodetect modem devices in Linux and then symlink them to /dev/modem using a udev rule? Currently, I wrote a program that probes each serial port, sending AT and waiting for OK. I ...
3
votes
1answer
1k views

What does “DMA: Out of SW-IOMMU space” error mean?

First the link: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1060268 Since this affects the kernel and other Distros, what does this type of error mean and why it happens?
2
votes
2answers
799 views

Share files via bluetooth

I'd like to transfer files located on the harddrive of my laptop Acer Travelmate 4002 WLMi to my smartphone via bluetooth. My system is Ubuntu 12.04. I tried so far. $ sudo service bluetooth start ...
2
votes
1answer
158 views

Choose kernel for specific hardware

I have old system with an AMD Athlon 1,2 GHz processor and [SiS] 65x/M650/740 graphics (output from lspci). Recently I discovered on a german ubuntu page that since version 10.10 some older ...
4
votes
2answers
1k views

Run Python Portio script as normal user without root access

I know there are risks running a root script as a normal user, but in this case I don't have a choice and what I am doing is machine related. I have an Small Board Computer that has GPIO ports and I ...
3
votes
2answers
231 views

Can lvm2 volumes based on device names like sda, sdb etc be mounted if their names change?

Lets say I would like to make a large volume from external usb drives. I create the lvm volume on drives that have been given certain device names sdf sdg or whatever and at some point they are ...
5
votes
2answers
1k views

How do I test hardware components to find out which one is bad?

Question How do I test hardware components to find out which one is bad? Details I have an old machine running debian as a file server using samba. The other day I was unable to login to my file ...
7
votes
2answers
763 views

Information about a laptop fan

Can you help me with finding all the hardware information (parameters) and configuration files about the fan in my laptop? I'm interested of the fan's parameters and configuration files that I can ...
2
votes
2answers
141 views

Does brand/hardware limit the distributions that are safe to run?

I recently tried running Fedora 16 on my laptop and had problems with the fan. In particular, the fan would start, run at full power, and never turn off. I spent a few hours online looking for ...
-1
votes
1answer
353 views

Installing a .ko module on an embedded Linux system that does not support modules

From the answers to this question I have discovered that the embedded Linux distribution provided to me, by my hardware supplier, was not built with kernel support. If I am to use this distribution I ...
5
votes
2answers
2k views

Can hardware be accessed directly from user space?

At work we have some embedded devices controlled by DOS software. I have been tasked with the responsibility of assessing the use of Linux as a replacement OS for DOS on a next generation of hardware. ...
2
votes
2answers
3k views

How to install a TP-LINK network adapter?

How can I install a TP-LINK network adapter? I have 8 files for Linux driver they are: compat.h, crc32.h, ethtool.h, Makefile, mii.c, mii.h, sundance_main.c and readme.txt. I am new to Linux and am ...
3
votes
5answers
718 views

Modern distribution on old hardware

I have an old system currently running ubuntu jaunty. The main harware specs are: Processor: AMD Athlon 1,2 GHz RAM: 512 MB Graphics: [SiS] 65x/M650/740 (output from lspci) HDD: 40 GB Now jaunty ...
5
votes
3answers
576 views

File size of 60.0 PB is wrong. Can deleting it cause data loss?

While backing up some data (a 200 GB home directory) with rsync, I got an I/0 error for a particular file, after which rsync continued on "normally" with its backup. The problem source file showed as ...
1
vote
1answer
235 views

RTL8139 not being detected on openSUSE 11.3 - can installing openSUSE 11.0 on VirtualBox help?

http://en.opensuse.org/HCL:Network_(Wired) This hardware is getting shown in BIOS, but lspci dosn't show it on openSUSE 11.3. So, if I plant openSUSE 11.0 on the VirtualBox on 11.3, will that get it ...
0
votes
2answers
300 views

Sony runs which operating system? Oracle Linux or Crestron Extron or Minix or OS X?

Sony has TV, PlayStation, Camera random hardware's. Where many of those have GUI available too. I want to run my BASH script there with ncurses. But how do they drive there devices? Which operating ...
1
vote
3answers
1k views

Linux/UNIX for older (Pentium 4) laptop [duplicate]

Possible Duplicate: Linux for low-end hardware and internet browsing What UNIX or Linux would be the most suitable for my old laptop HP Compaq nx9010 hardware? Hardware specs: Chipset: ...
3
votes
2answers
1k views

How much RAM can an application allocate on 64-bit x86 Linux systems?

Is it true that a single application can not allocate more than 2 GiBs even if the system has GiBs more free memory when using a 32-bit x86 PAE Linux kernel? Is this limit loosened by 64-bit x86 Linux ...
1
vote
4answers
13k views

How to find information about the RAM using the Terminal? [duplicate]

Possible Duplicate: Can I identify my RAM without shutting down linux? I need to know it to check the compatibility... I wanna know the type/size/model, etc. Can someone help? Thanks.
3
votes
1answer
94 views

Encryption of home directory for securing data after harddisk corruption

Always when I install Linux OS (e.g. Ubuntu), there is a possibility to encrypt the home directory. I was asking myself why is this useful. Is it good in the case when my harddrive is corrupted and I ...
0
votes
1answer
6k views

Find out exact CPU model, Mainboard, RAM / server model? [duplicate]

Possible Duplicate: Getting information on a machine's hardware in Linux I have an "older" system here, something before 2005. 1) cat /proc/cpuinfo gives Intel(R) Xeon(TM) CPU ...
14
votes
5answers
6k views

Getting information on a machine's hardware in Linux

How can I check what hardware I have? (With BIOS version etc.)
1
vote
2answers
436 views

System Management Mode in embedded systems

I wish to install Xenomai which works on Linux providing a kind of hard real time environment. x86/64 architectures are supposed to contain the "System Management Mode" which prevents them from being ...
2
votes
2answers
975 views

no network device found after Kernel update

So I managed to install Debian 5 on an eBox 3300MX (an embedded type computer). I added a custom kernel after getting a basic install done. That was to get the network card to work. After that, I ...
2
votes
0answers
481 views

Understanding different fields of output of sensors

Here's the output of sensors command: thinkpad-isa-0000 Adapter: ISA adapter fan1: 3414 RPM coretemp-isa-0000 Adapter: ISA adapter Physical id 0: +50.0°C (high = +86.0°C, crit = +100.0°C) ...
3
votes
4answers
2k views

Generate a key (number?) based on part of the machine's hardware components

I'm wondering what is the best way to manually generate a hardware key based on certain components of the machine. Here's the thing: I want only certain type of machines to be able to communicate ...
7
votes
6answers
688 views

Linux Programmable Controller

I'm looking for a programmable Linux controller for home automation and general fun projects. Requirements: Controlling electric appliances - On/Off switches and dimmers (perhaps using relays) ...
1
vote
1answer
209 views

Can an interupt be processed by software, without hardware support? [closed]

Can an interrupt be processed by software without the need for hardware suppport? Assume an x86 architecture.
0
votes
0answers
18 views

Can an interupt be processed by software, without hardware support? [duplicate]

Possible Duplicate: Can an interrupt be soley processed by software without harware support? Can an interrupt be processed by software without the need for hardware suppport? Assume a x86 ...
1
vote
3answers
238 views

What's the easiest way to find out relevant video card/driver information

I need to know my video card/chipset, X11 Driver, driver version, and Xorg version. It seems to me that finding this information is always scattered throughout various utilities. Is there an easy way ...
2
votes
3answers
1k views

listing all hardware details on Linux [duplicate]

Possible Duplicate: checking hardware on linux I want to list all the hardware details about my system. To start with I've following things in my mind. processor memory bios hba I've got ...
13
votes
4answers
25k views

No framebuffer device: how to enable it?

I'm trying to make a PCMCIA tuner card work in my headless home server, running Debian Squeeze. Now, as I have very big troubles finding the correct command line to capture, transcode end stream the ...
2
votes
0answers
331 views

Physical Terminal (DEC VT220) issues with ZSH

I recently purchased a VT220 and all the hardware necessary to hook it to my macbook pro. After several hours of fiddling I got it working with a shell - my only problem is my shell of choice, ZSH, ...
3
votes
1answer
992 views

ACPI conflicts with ACPI region SMRG

During startup, I noticed some error. I found this in dmesg: i801_smbus 0000:00:1f.3: PCI INT B -> GSI 21 (level, low) -> IRQ 21 ACPI: I/O resource 0000:00:1f.3 [0x400-0x41f] conflicts with ...
1
vote
1answer
274 views

Which driver for USB enclosure should I install?

I'd like to connect my old harddrive to my laptop via USB enclosure. I connected it but it only produced strange sounds, so I thought that the enclosure is corrupted. I connected the enclosure to ...
1
vote
1answer
688 views

CCD cam to USB - AV grabber for linux

I was wondering if there is an AV Grabber that supports Linux. I have IC-348 model I.C.U (international camera unit) camera made in P.R.C, which uses a Sony CCD 420TVL. I want to grab the video output ...
1
vote
1answer
118 views

Why FOSS 3d performs so badly, compared to proprietary. Trying to understand

I know this is not the best question, I'm just trying to understand what needs improvement. I just read a Phoronix article, which compared the FOSS radeon drivers a 5 years old FGLRX catalyst. As ...
1
vote
3answers
2k views

System freezes when browsing internet

About a week ago my system began to freeze (deadlock, only manual shutdown with laptop button helped) from time to time. The frequency of deadlock is increasing. Today it was about 10 deadlocks with ...
5
votes
2answers
3k views

Slow down the CPU

I tried to slow down my CPU with powernowd and cpufreq-selector. I hoped that with lower frequency it will be less hot and I won't hear my fan every time I will run internet radio. I used the ...
2
votes
2answers
627 views

How to troubleshoot a computer freeze from liveCD?

I'm helping my dad fixing his old computer. I am now running it from Fedora 16 with XFCE Live CD. If I try to install, as soon as it gets to the part where it writes partition to disk however, the ...