SIGNALS: Signals were introduced by the first Unix systems to simplify interprocess communication.The kernel also uses them to notify processes of system events. In contrast to interrupts and exceptions, most signals are visible to User Mode processes. Also signals can … Continue reading
implemented busywait delay and processor yielding delay… —————————- revision 1.17 locked by: emblogic; date: 2013/08/07 13:00:03; author: emblogic; state: Exp; lines: +161 -17 implemented delay using busywait method (using cpu_relax). implemented a delay using processor yielding method(using schedule()). working on … Continue reading
I’ve completed 8 c assignments.And working on next ones.
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
RCS file: chard.c,v Working file: chard.c head: 1.10 branch: locks: strict emblogic: 1.10 access list: symbolic names: keyword substitution: kv total revisions: 10; selected revisions: 10 description: registered and unregistered devices using alloc_chrdev_region and unregis_chrdev_region. implemented scull_setup function. implemented scull_open … Continue reading
RCS file: chard.c,v Working file: chard.c head: 1.6 branch: locks: strict access list: symbolic names: keyword substitution: kv total revisions: 6; selected revisions: 6 description: registered and unregistered devices using alloc_chrdev_region and unregis_chrdev_region. implemented scull_setup function. implemented scull_open routine. started … Continue reading
RCS file: chard.c,v Working file: chard.c head: 1.6 branch: locks: strict emblogic: 1.6 access list: symbolic names: keyword substitution: kv total revisions: 6; selected revisions: 6 description: registered and unregistered devices using alloc_chrdev_region and unregis_chrdev_region. implemented scull_setup function. implemented scull_open … Continue reading
RCS file: chard.c,v Working file: chard.c head: 1.5 branch: locks: strict access list: symbolic names: keyword substitution: kv total revisions: 5; selected revisions: 5 description: registered and unregistered devices using alloc_chrdev_region and unregis_chrdev_region. implemented scull_setup function. implemented scull_open routine. started … Continue reading
RCS file: server.c,v Working file: server.c head: 1.1 branch: locks: strict access list: symbolic names: keyword substitution: kv total revisions: 1; selected revisions: 1 description: srvr working for upto 60 clients using fifo’s & threads…. —————————- revision 1.1 date: 2013/06/26 … Continue reading
I’ve completed ‘Multiple Data Compression And Encryption’ project..
Done 8 programs of assignment 4(strings),working on pointers…
Done assignment 2,Q:7(checking a number for power of 2) using single expression. done 8 questions from 3rd assignment ,having problem in Q5:showing errors in assignment statements like i++=j++; and in Q8(print cycle of sine and cosine wave),i don’t understand what … Continue reading
completed assignment 2 but done Que:7(: to check that a given no. is a power of 2 or not) but not by using single expression.
completed assignment 1 (basics in C),and done 7 programs of second assignment(conditionals);having doubts in 1) Q10(assignment 1) integer overflow:why unsigned int always gives the maximum value(4294967295) possible for it on overflow;as char gives 0 on 1 overflow??? 2)what exactly happens … Continue reading