Jeremy Soller
107 lines
2.9 KiB
Rust
107 lines
2.9 KiB
Rust
use core::fmt;
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#[cfg(feature = "qemu_debug")]
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use spin::Mutex;
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use spin::MutexGuard;
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#[cfg(any(feature = "lpss_debug", feature = "serial_debug"))]
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use crate::devices::uart_16550::SerialPort;
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use crate::log::{Log, LOG};
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#[cfg(feature = "lpss_debug")]
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use crate::syscall::io::Mmio;
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#[cfg(any(feature = "qemu_debug", feature = "serial_debug"))]
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use crate::syscall::io::Pio;
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#[cfg(feature = "qemu_debug")]
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use syscall::io::Io;
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#[cfg(feature = "serial_debug")]
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use super::device::serial::COM1;
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#[cfg(feature = "lpss_debug")]
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use super::device::serial::LPSS;
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#[cfg(feature = "system76_ec_debug")]
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use super::device::system76_ec::{System76Ec, SYSTEM76_EC};
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#[cfg(feature = "graphical_debug")]
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use crate::devices::graphical_debug::{DebugDisplay, DEBUG_DISPLAY};
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#[cfg(feature = "qemu_debug")]
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pub static QEMU: Mutex<Pio<u8>> = Mutex::new(Pio::<u8>::new(0x402));
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pub struct Writer<'a> {
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log: MutexGuard<'a, Option<Log>>,
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#[cfg(feature = "graphical_debug")]
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display: MutexGuard<'a, Option<DebugDisplay>>,
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#[cfg(feature = "lpss_debug")]
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lpss: MutexGuard<'a, Option<&'static mut SerialPort<Mmio<u32>>>>,
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#[cfg(feature = "qemu_debug")]
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qemu: MutexGuard<'a, Pio<u8>>,
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#[cfg(feature = "serial_debug")]
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serial: MutexGuard<'a, SerialPort<Pio<u8>>>,
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#[cfg(feature = "system76_ec_debug")]
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system76_ec: MutexGuard<'a, Option<System76Ec>>,
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}
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impl<'a> Writer<'a> {
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pub fn new() -> Writer<'a> {
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Writer {
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log: LOG.lock(),
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#[cfg(feature = "graphical_debug")]
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display: DEBUG_DISPLAY.lock(),
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#[cfg(feature = "lpss_debug")]
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lpss: LPSS.lock(),
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#[cfg(feature = "qemu_debug")]
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qemu: QEMU.lock(),
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#[cfg(feature = "serial_debug")]
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serial: COM1.lock(),
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#[cfg(feature = "system76_ec_debug")]
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system76_ec: SYSTEM76_EC.lock(),
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}
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}
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pub fn write(&mut self, buf: &[u8]) {
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{
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if let Some(ref mut log) = *self.log {
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log.write(buf);
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}
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}
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#[cfg(feature = "graphical_debug")]
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{
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if let Some(ref mut display) = *self.display {
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let _ = display.write(buf);
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}
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}
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#[cfg(feature = "lpss_debug")]
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{
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if let Some(ref mut lpss) = *self.lpss {
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lpss.write(buf);
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}
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}
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#[cfg(feature = "qemu_debug")]
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{
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for &b in buf {
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self.qemu.write(b);
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}
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}
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#[cfg(feature = "serial_debug")]
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{
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self.serial.write(buf);
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}
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#[cfg(feature = "system76_ec_debug")]
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{
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if let Some(ref mut system76_ec) = *self.system76_ec {
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system76_ec.print_slice(buf);
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}
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}
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}
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}
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impl<'a> fmt::Write for Writer<'a> {
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fn write_str(&mut self, s: &str) -> Result<(), fmt::Error> {
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self.write(s.as_bytes());
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Ok(())
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}
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}
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