Implemented busy waiting and scheduling…. I am facing problem in timeout, unable to come out of wait_event_timeout…..
RCS file: app11.c,v Working file: app11.c head: 1.2 branch: locks: strict amitdalal: 1.2 access list: symbolic names: keyword substitution: kv total revisions: 2; selected revisions: 2 description: define set_sem_val function define semaphore_p and semaphore_v done this for all 5 applicatin … Continue reading
RCS file: new_lkm.c,v Working file: new_lkm.c head: 1.30 branch: locks: strict root: 1.30 access list: symbolic names: keyword substitution: kv total revisions: 31; selected revisions: 31 description: in this i register many no. of devices that we can provide at … Continue reading
RCS file: ./basicregister.c,v Working file: basicregister.c head: 1.32 branch: locks: strict sampath: 1.22 sampath: 1.32 access list: symbolic names: keyword substitution: kv total revisions: 32; selected revisions: 32 description: Base program for driver Registering the driver into the kernel using … Continue reading
RCS file: new_lkm.c,v Working file: new_lkm.c head: 1.29 branch: locks: strict root: 1.29 access list: symbolic names: keyword substitution: kv total revisions: 30; selected revisions: 30 description: in this i register many no. of devices that we can provide at … Continue reading
successfully done proc implimentation….. RCS file: amit.c,v Working file: amit.c head: 1.20 branch: locks: strict amitdalal: 1.20 access list: symbolic names: keyword substitution: kv total revisions: 20; selected revisions: 20 description: added function of copy from user printk the no … Continue reading
RCS file: ./basicregister.c,v Working file: basicregister.c head: 1.31 branch: locks: strict sampath: 1.22 sampath: 1.31 access list: symbolic names: keyword substitution: kv total revisions: 31; selected revisions: 31 description: Base program for driver Registering the driver into the kernel using … Continue reading
i have implimented the read write close open for 5 application in multithread using semaphore successfully.now i am going to do trim function……………………….. RCS file: app.c,v Working file: app.c head: 1.9 branch: locks: strict amitdalal: 1.9 access list: symbolic … Continue reading
? ARTICLE: CHARACTER DRIVER. Heard so much about Character Driver when i came to Emblogic and now I am working on Character Driver on Linux from last couple of weeks. Driver – As per my knowledge a Driver is basically … Continue reading
Device Drivers can be classified into three basic types: 1.Character driver 2.Block driver 3.Network driver. A character device is one that can be accessed as a stream of bytes i.e. character by character. And code needed make communication possible b/w … Continue reading
Character Device Driver I’ve been working on character device driver since last few days and here i can share what all i have learnt till now. Device drivers are the Loadable Kerenl Modules(LKMs)that can be inserted in the kernel at … Continue reading
From last two weeks i am working on Character Driver. What is device driver and need of driver? From my knowledge device driver is nothing but piece of code that runs the device . Every device need that code to … Continue reading
Article on Character Driver: I have been working upon Device Driver (Character Driver, to be specific) since last 20 days.Before start working, First of all I needed to know what really a device driver is? As we all know it … Continue reading
ARTICLE: I am working on Character Driver on Linux from last few days.Device Driver is simply a piece of code as a part of kernel,dynamic (temporary) or static (permanent) required to make the hardware accessible to the application. Device Drivers … Continue reading