EmbLogic » Varun sir https://www.emblogic.com/blog Embedded System and ARM Training Tue, 03 Mar 2020 13:00:06 +0000 en-US hourly 1 http://wordpress.org/?v=3.9.1 project 10: successfully bring up the olinuxino board https://www.emblogic.com/blog/05/project-10-successfully-bring-up-the-olinuxino-board/ https://www.emblogic.com/blog/05/project-10-successfully-bring-up-the-olinuxino-board/#comments Fri, 03 May 2013 08:27:41 +0000 http://www.emblogic.com/blog/?p=6441 I have successfully bring up the olinuxino board and i’m try to bring up the giu on the same board

]]> https://www.emblogic.com/blog/05/project-10-successfully-bring-up-the-olinuxino-board/feed/ 0 successfully bring up olinuxino A13 board https://www.emblogic.com/blog/05/successfully-bring-up-olinuxino-a13-board/ https://www.emblogic.com/blog/05/successfully-bring-up-olinuxino-a13-board/#comments Fri, 03 May 2013 08:23:14 +0000 http://www.emblogic.com/blog/?p=6435 complete the bring up process…………..attach more storage device like pendrive,mouse etc.
easily copy data from pendrive to card home directory……………..

]]> https://www.emblogic.com/blog/05/successfully-bring-up-olinuxino-a13-board/feed/ 0 sucessfully bringup the olinuxino board https://www.emblogic.com/blog/05/sucessfully-bringup-the-olinuxino-board/ https://www.emblogic.com/blog/05/sucessfully-bringup-the-olinuxino-board/#comments Fri, 03 May 2013 08:19:31 +0000 http://www.emblogic.com/blog/?p=6424 i have successfully bring up the olinuxino board.
i did the two partition of sd card successfully.

]]> https://www.emblogic.com/blog/05/sucessfully-bringup-the-olinuxino-board/feed/ 0 Project 10 https://www.emblogic.com/blog/05/project-10-2/ https://www.emblogic.com/blog/05/project-10-2/#comments Thu, 02 May 2013 11:04:54 +0000 http://www.emblogic.com/blog/?p=6432 Successfully finished the bring up of OLINUXINO A13 Board.
Now time for porting of GUI on the same board.

]]> https://www.emblogic.com/blog/05/project-10-2/feed/ 0 Project 10:Bring up OLINUXINO A 13 Board https://www.emblogic.com/blog/05/project-10bring-up-olinuxino-a-13-board/ https://www.emblogic.com/blog/05/project-10bring-up-olinuxino-a-13-board/#comments Thu, 02 May 2013 10:58:57 +0000 http://www.emblogic.com/blog/?p=6427 Completed the bring up of OLINUXINO A13 Board…. Successfully logged in as root and performed simple commands like ls , cd  , poweroff , etc…..

]]> https://www.emblogic.com/blog/05/project-10bring-up-olinuxino-a-13-board/feed/ 0 successfully bring up the beagleboard_xm https://www.emblogic.com/blog/05/successfully-bring-up-the-beagleboard_xm/ https://www.emblogic.com/blog/05/successfully-bring-up-the-beagleboard_xm/#comments Wed, 01 May 2013 17:32:32 +0000 http://www.emblogic.com/blog/?p=6418 did successfully the bring up of beagleboard_xm
did the two partiotions of sd card and format first partition with fat32 format and second partition with ext3.
Move MLO,u-boot.bin and uImage to the first partition.
Move file system to second partition.

]]> https://www.emblogic.com/blog/05/successfully-bring-up-the-beagleboard_xm/feed/ 0 Ported Linux on Beagleboard Xm https://www.emblogic.com/blog/04/ported-linux-on-arm-cortex-a8/ https://www.emblogic.com/blog/04/ported-linux-on-arm-cortex-a8/#comments Tue, 23 Apr 2013 08:41:11 +0000 http://www.emblogic.com/blog/?p=6393 Continue reading →]]> Finally after so many trials and errors, I completed the initial step of Project 9.

Formatted the SD card , booted it on the beagle board ….

I faced a problem :- Kernel panic: not syncing: no init found: Try passing init option….

Now finally overcame it and my card has successfully booted on the beagle board…

 

]]> https://www.emblogic.com/blog/04/ported-linux-on-arm-cortex-a8/feed/ 0 Project 9 https://www.emblogic.com/blog/04/project-9-2/ https://www.emblogic.com/blog/04/project-9-2/#comments Tue, 23 Apr 2013 08:25:19 +0000 http://www.emblogic.com/blog/?p=6389 Successfully did the bring up of beagle-board
Did the partitioning of SD Card.
Formatted both the partitions in FAT 32 and EXT format respectively.
First faced a problem : No init found.
Overcame the problem and successfully ported the Linux.

]]> https://www.emblogic.com/blog/04/project-9-2/feed/ 0 Excessive kworker entries in process status table when system is idle. https://www.emblogic.com/blog/04/excessive-kworker-entries-in-process-status-table-when-system-is-idle/ https://www.emblogic.com/blog/04/excessive-kworker-entries-in-process-status-table-when-system-is-idle/#comments Sun, 21 Apr 2013 22:13:43 +0000 http://www.emblogic.com/blog/?p=6381 Continue reading →]]> When I list the processes executing on my system it displays many kworker/ processes with interruptible sleep (waiting for an event to complete) , an unknown value of tty and many different pids (even if my system is idle).
Also when I execute “top” it does not display any entry of kworker.
I am using fedora 16_64bit and 3.4.9-1.fc16.x86_64 kernel.
Can anyone please explain what kworker is/does? Why are there so many entries for  kworker processes in the process status table?

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