在我的操作系统中运行两个应用程序

Question

I want to run app and kernel in my os at same time.

But when kernel jump loaded app kernel do their back operations (ex:Look CD-DVD Rom)

Example:

    bits 16 
    org 32768;<--------

;start of kernel

    start:
...

;Process

    Load:
    ....

    jmp 65535;I want to Kernel Do This operations in the back

    ....

;-----------------------App----------------------;

    bits 16 ;16 bit
    org 65535;<-----------
    start:
...some process...
jmp 32768 ;Cont. the kernel 

Please Help www.afcos.comuf.com

Answer 1

What you're looking for is multitasking . In this case, you'll need to implement some sort of timer to trigger the context switch as well as implement context switching itself. This might provide some good information.