From ed8c588f0a6ffa62d35c735daac517902da8788a Mon Sep 17 00:00:00 2001
From: Dennis Kobert <dennis@kobert.dev>
Date: Sun, 17 Nov 2019 20:11:02 +0100
Subject: Add interrupt handlers

---
 kernel/src/interrupts/exception_handlers.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'kernel/src/interrupts/exception_handlers.rs')

diff --git a/kernel/src/interrupts/exception_handlers.rs b/kernel/src/interrupts/exception_handlers.rs
index cd223bb..ef67eff 100644
--- a/kernel/src/interrupts/exception_handlers.rs
+++ b/kernel/src/interrupts/exception_handlers.rs
@@ -35,6 +35,16 @@ pub extern "x86-interrupt" fn breakpoint_handler(stack_frame: &mut InterruptStac
     }
 }
 
+pub extern "x86-interrupt" fn div_zero_handler(stack_frame: &mut InterruptStackFrame) {
+    match get_expected_fault() {
+        InterruptType::DivZero => qemu::exit_qemu(qemu::QemuExitCode::Success),
+        _ => panic!(
+            "Divide by zero exception thrown\n\n{}",
+            exception_default!(stack_frame)
+        ),
+    }
+}
+
 pub extern "x86-interrupt" fn general_protection_fault_handler(
     stack_frame: &mut InterruptStackFrame,
     error_code: u64,
-- 
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