Question Category: Embedded/Mobile

How to access CPU clock?

I am doing an embedded application in which i want to use cpu clock for peripheral device.How can I access this like gpio pins access from user space?.pls help
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An error occurred updating the password file!

Hello everyone, I'm new to linux and i really like it... I am facing a problem with my router which has linux embedded. When i try passwd command it shows me this: # passwd -u root passwd: An error occurred updating the password file. I think thing is something to do with permissions which are: #...
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How does the power management for embedded systems work for ARM processors?

Does anybody know? If possible please provide a paper reference or a book chapter.
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Disable grub menu display on LCD and display only on serial console

When I switch on board, grub option is displayed on LCD Panel and also serial console(minicom attached to the board). My requirement is: When I switch on the board, grub menu should display only on serial but not on LCD display. Please help me.
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Missing v4l2-ctl error when connecting BeagleBone Black camera

Hello I recently purchased a Beaglebone Black which has Linux-Angstrom. I am new to Linux and followed a learning video to connect a camera to the Beaglebone Black. When I get to the stage of executing command v4l2-ctl –h the result is -bash: v4l2-ctl: command not found rather than a display of the...
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Hi i am interested lot to learn the embedded linux and the kernel

Where do i get to learn?
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How can u tell if your phone is bugged?

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How to install Linux on odroid-xu?

Hi, guys i have a Odroid-xu and i want install Xubuntu or lubuntu on it.(i just bought about Odroid yesterday and buy one of them) but i don't know anything about how run and format MMC cart and etc.(even how to power it on!!!). how i can install... pls explain me step by step. thankyou
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How to begin with embedded linux..?

hi..i am getting familiar with ubuntu. I am intereted in learning embedded linux. So can you guide me how to begin with it..almost from a scratch..
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