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use crate::machine::device_io::IOPort;
use core::{fmt, str};
/// serial output through port 3f8 (qemu), stateless, not thread safe.
pub struct Serial {}
impl Serial {
const PORT: IOPort = IOPort::new(0x3f8);
pub fn putchar(ch: char) {
Self::PORT.outb(ch as u8);
}
pub fn print(s: &str) {
for c in s.bytes() {
Self::putchar(c as char);
}
}
}
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