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-rw-r--r--kernel/src/init/int.rs26
1 files changed, 26 insertions, 0 deletions
diff --git a/kernel/src/init/int.rs b/kernel/src/init/int.rs
new file mode 100644
index 0000000..0300d87
--- /dev/null
+++ b/kernel/src/init/int.rs
@@ -0,0 +1,26 @@
+use spin::LazyLock;
+use x86_64::structures::idt::{InterruptDescriptorTable, InterruptStackFrame};
+
+use crate::printlnk;
+
+static IDT: LazyLock<InterruptDescriptorTable> = LazyLock::new(|| {
+ let mut idt = InterruptDescriptorTable::new();
+ idt.breakpoint.set_handler_fn(breakpoint_handler);
+ idt.double_fault.set_handler_fn(double_fault_handler);
+ idt
+});
+
+extern "x86-interrupt" fn double_fault_handler(
+ stack_frame: InterruptStackFrame,
+ error_code: u64,
+) -> ! {
+ panic!("EXCEPTION: DOUBLE FAULT\n{stack_frame:#?}\nERROR CODE:{error_code}");
+}
+
+extern "x86-interrupt" fn breakpoint_handler(stack_frame: InterruptStackFrame) {
+ _ = printlnk!("EXCEPTION: BREAKPOINT\n{stack_frame:#?}");
+}
+
+pub fn init() {
+ IDT.load();
+}