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Questions - real-mode

Binding PIT, PIC and IVT together to get a sleep() function

I have decided to write a small program to check, if I am able to implement a sleep function in a real mode app. Thats, what I did: Added an IRQ_0 handler function to the address at 0x0000:0x80, corr...
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nasm

intel

x86-16

real-mode

Votes: 0

Answers: 1

Latest Answer

I guess, I figured out, what i was doing wrong. First of all, PIC is already initialized by BIOS, defaulting IRQ0 to interrupt 0x08. Also we need to send the EOI to the PIC in the end of out custom in...
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