EmbLogic's Blog

Author Archives: taruna

Block Driver

Block driver we take a look at the important data structures and driver methods that you are likely to encounter while implementing a block driver.They are as follows: register_blkdev – register a new block device @major: the requested major device … Continue reading

Posted in Uncategorized | Leave a comment

Block Driver

Completed Block Driver , Able to register it successfully and also implemented simple request and transfer function.

Posted in Uncategorized | Leave a comment

Taruna : Porting Linux

I am porting linux on beaglebone and booting it via network.. I am able to get the uImage via tftp successfully , but when I fetch the rootfs through nfs , I am unable to get the output on the … Continue reading

Posted in Project 9: Embedded Linux on ARM | Tagged , , | Leave a comment

Taruna

Able to fetch the uImage using tftp on beaglebone… and boot it finally

Posted in Project 9: Embedded Linux on ARM | Tagged | Leave a comment

C tests

Completed  C test4…

Posted in Project 2: Multiple Data Compression and Encryption | Leave a comment

Doubt:

What does strtok do? And how do we use it? I tried reading the man pages and tried some examples too but i m still unable to get the satisfactory explanation.

Posted in Project 2: Multiple Data Compression and Encryption, Uncategorized | Tagged | 2 Comments

C assignments

Completed 3 tests from C test series …. I have doubt regarding strtok..

Posted in Project 2: Multiple Data Compression and Encryption | Leave a comment

C assignments

Working on pointers and structures…. Also completed 2 questions of assignment on stacks and queues.

Posted in Project 2: Multiple Data Compression and Encryption | Leave a comment

C assignments

Completed 8 questions of Document 29

Posted in Project 2: Multiple Data Compression and Encryption | Leave a comment

C Assignments

Working on functions… and structures. Practised C Test papers.

Posted in Project 2: Multiple Data Compression and Encryption | Leave a comment

30.01.30

Implemented busy waiting and scheduling…. I am facing problem in timeout, unable to come out of wait_event_timeout…..

Posted in Character Driver, Device Drivers | Leave a comment

C assignment status

Completed till arrays and 4 questions of pointers…

Posted in Project 2: Multiple Data Compression and Encryption, Uncategorized | Leave a comment

30.01.30 : Taruna

Implemented jiffies today…

Posted in Character Driver | Leave a comment

30.01.30 : Taruna

Character-driven drivers are device drivers that operate on characters (bytes) as the basic unit of input and output. They are accessed in a sequential, non-random manner.   I started writing my first character driver by writing the simplest module – … Continue reading

Posted in Character Driver | Tagged | Leave a comment

30.01.30 : Taruna

RCS file: lkm.c,v Working file: lkm.c head: 1.18 branch: locks: strict access list: symbolic names: keyword substitution: kv total revisions: 18; selected revisions: 18 description: Created the base module. Used alloc_chrdev_region and register_chrdev_region to register the driver and unregistered it … Continue reading

Posted in Character Driver, Device Drivers, Uncategorized | Tagged | Leave a comment