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Avoid the busy waiting by calling hlt after each interrupt. #9

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Avoid the busy waiting by calling hlt after each interrupt. #9

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2 changes: 2 additions & 0 deletions kernel.asm
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Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,9 @@ start:
cli ;block interrupts
mov esp, stack_space
call kmain
forever:
hlt ;halt the CPU
jmp forever

section .bss
resb 8192; 8KB for stack
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2 changes: 0 additions & 2 deletions kernel.c
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Expand Up @@ -158,6 +158,4 @@ void kmain(void)

idt_init();
kb_init();

while(1);
}