panic

2 files changed, 26 insertions, 0 deletions

diff --git a/include/panic.h b/include/panic.h
new file mode 100644
index 0000000..21715fd
--- /dev/null
+++ b/include/panic.h
@@ -0,0 +1,8 @@
+#pragma once
+
+#define _PANIC_STR(x) _PANIC_STR2(x)
+#define _PANIC_STR2(x) #x
+
+#define panic(msg) _panic_impl(_PANIC_STR(__LINE__), __FILE__, msg)
+
+_Noreturn void _panic_impl(char *line, char *file, char *msg);
diff --git a/src/arch/amd64/panic.c b/src/arch/amd64/panic.c
new file mode 100644
index 0000000..227ecce
--- /dev/null
+++ b/src/arch/amd64/panic.c
@@ -0,0 +1,18 @@
+#include <panic.h>
+
+#include "serial.h"
+#include "bindings.h"
+
+_Noreturn void _panic_impl(char *line, char *file, char *msg) {
+	cli();
+	serial_out_str("\n\n!!! PANIC !!!\n");
+	serial_out_str(msg);
+	serial_out_str("\nin file ");
+	serial_out_str(file);
+	serial_out_str(" at line ");
+	serial_out_str(line);
+	serial_out('\n');
+	while (1) {
+		halt();
+	}
+}