michaelkuc6/blog_os
1
0
Fork 0
mirror of https://github.com/phil-opp/blog_os.git synced 2025-12-16 14:27:49 +00:00
Code Issues Projects Releases Wiki Activity

Make exit_qemu safe

Browse Source
This commit is contained in:
Philipp Oppermann
2019-04-23 16:50:07 +02:00
parent c2f36e086e
commit 2e5f192f35
1 changed files with 7 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
src/lib.rs
View File

@@ -14,15 +14,13 @@ pub fn test_runner(tests: &[&dyn Fn()]) {
for test in tests {
test();
}
unsafe { exit_qemu(QemuExitCode::Success) };
exit_qemu(QemuExitCode::Success);
}
pub fn test_panic_handler(info: &PanicInfo) -> ! {
serial_println!("[failed]\n");
serial_println!("Error: {}\n", info);
unsafe {
exit_qemu(QemuExitCode::Failed);
}
loop {}
}
@@ -33,12 +31,14 @@ pub enum QemuExitCode {
Failed = 0x11,
}
pub unsafe fn exit_qemu(exit_code: QemuExitCode) {
pub fn exit_qemu(exit_code: QemuExitCode) {
use x86_64::instructions::port::Port;
unsafe {
let mut port = Port::new(0xf4);
port.write(exit_code as u32);
}
}
/// Entry point for `cargo xtest`
#[cfg(test)]