60 lines
1.6 KiB
Rust
60 lines
1.6 KiB
Rust
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#![feature(asm)]
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extern crate syscall;
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use std::fs::File;
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use std::io::{Read, Write};
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use std::thread;
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use syscall::iopl;
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fn main() {
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if true {
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unsafe {
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iopl(3).expect("pskbd: failed to get I/O permission");
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asm!("cli" :::: "intel", "volatile");
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}
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let mut file = File::open("irq:1").expect("pskbd: failed to open irq:1");
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println!("pskbd: Reading keyboard IRQs");
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loop {
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let mut irqs = [0; 8];
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file.read(&mut irqs).expect("pskbd: failed to read irq:1");
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let data: u8;
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unsafe {
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asm!("in al, dx" : "={al}"(data) : "{dx}"(0x60) : : "intel", "volatile");
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}
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println!("pskbd: IRQ {}: {:X}", unsafe { *(irqs.as_ptr() as *const usize) }, data);
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file.write(&irqs).expect("pskbd: failed to write irq:1");
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}
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} else {
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unsafe {
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iopl(3).expect("psmsd: failed to get I/O permission");
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asm!("cli" :::: "intel", "volatile");
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}
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let mut file = File::open("irq:12").expect("psmsd: failed to open irq:12");
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println!("psmsd: Reading mouse IRQs");
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loop {
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let mut count = [0; 8];
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file.read(&mut count).expect("psmsd: failed to read irq:12");
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let data: u8;
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unsafe {
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asm!("in al, dx" : "={al}"(data) : "{dx}"(0x60) : : "intel", "volatile");
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}
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println!("psmsd: IRQ: {:X}", data);
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file.write(&count).expect("psmsd: failed to write irq:12");
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}
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}
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}
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