akern-gkgoat-fork/ableos/src/serial_print.rs
2022-03-11 17:13:41 -06:00

49 lines
1.4 KiB
Rust

pub struct Serialout;
use core::fmt::{Arguments, Error};
impl Serialout {
pub fn write_fmt(&mut self, arg: Arguments<'_>) /*-> Result<(), Error> */
{
let _ = core::fmt::Write::write_fmt(self, arg);
// Ok(())
}
}
impl core::fmt::Write for Serialout {
#[cfg(target_arch = "aarch64")]
fn write_str(&mut self, s: &str) -> Result<(), Error> {
// Don't actually print anything yet lmao
Ok(())
}
#[cfg(target_arch = "x86_64")]
fn write_str(&mut self, s: &str) -> Result<(), Error> {
crate::arch::drivers::serial::_print(format_args!("{}", s));
Ok(())
}
#[cfg(target_arch = "riscv64")]
fn write_str(&mut self, s: &str) -> Result<(), Error> {
write!(crate::arch::drivers::uart::Uart::new(0x1000_0000), "{}", s)
}
fn write_char(&mut self, c: char) -> core::fmt::Result {
self.write_str(c.encode_utf8(&mut [0; 4]))
}
fn write_fmt(mut self: &mut Self, args: Arguments<'_>) -> core::fmt::Result {
core::fmt::write(&mut self, args)
}
}
#[macro_export]
macro_rules! serial_print {
() => {
::core::write!($crate::serial_print::Serialout, "")
};
($($tt:tt)*) => {
::core::write!($crate::serial_print::Serialout, $($tt)*)
};
}
#[macro_export]
macro_rules! serial_println {
($($tt:tt)*) => {
::core::writeln!($crate::serial_print::Serialout, $($tt)*)
// panic![];
};
}