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basic keyboard interrupt

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This commit is contained in:
Conzer 2024-12-03 21:36:45 -05:00
parent dbb0f83d6f
commit f6737b4b72
1 changed files with 18 additions and 0 deletions
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18
src/interrupts.rs
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@ -16,6 +16,9 @@ lazy_static! {
} }
idt[InterruptIndex::Timer.as_usize()] idt[InterruptIndex::Timer.as_usize()]
.set_handler_fn(timer_interrupt_handler); .set_handler_fn(timer_interrupt_handler);
idt[InterruptIndex::Keyboard.as_usize()]
.set_handler_fn(keyboard_interrupt_handler);
idt idt
}; };
@ -53,6 +56,7 @@ pub static PICS: spin::Mutex<ChainedPics> =
#[repr(u8)] #[repr(u8)]
pub enum InterruptIndex { pub enum InterruptIndex {
Timer = PIC_1_OFFSET, Timer = PIC_1_OFFSET,
Keyboard,
} }
impl InterruptIndex { impl InterruptIndex {
@ -74,4 +78,18 @@ extern "x86-interrupt" fn timer_interrupt_handler(
PICS.lock() PICS.lock()
.notify_end_of_interrupt(InterruptIndex::Timer.as_u8()); .notify_end_of_interrupt(InterruptIndex::Timer.as_u8());
} }
}
extern "x86-interrupt" fn keyboard_interrupt_handler(
_stack_frame: InterruptStackFrame)
{
use x86_64::instructions::port::Port;
let mut port = Port::new(0x60);
let scancode: u8 = unsafe { port.read() };
print!("{}", scancode);
unsafe {
PICS.lock()
.notify_end_of_interrupt(InterruptIndex::Keyboard.as_u8());
}
} }