Question 61: What is true about up() and down() operations of semaphore?
- The operations up() and down() must have to be atomic.
- The operations up() and down() can be made atomic by using the hardware based solution like TSL. 35 more words
Last Saturday I created my very own Hello World Operating System(which prints “Hello World” to the screen.)!! :) Creating your own operating system is possible to do from any operating system, but it is much easier on GNU/Linux systems compared to other non-free operating systems . 1,527 more words
This contains the explanation to the code of the boot.s file that was used to build the Hello World Operating system.
The most important part is to create is the multiboot header, as it must be very early in the kernel binary, or the bootloader will fail to recognize us. 720 more words