diff --git a/src/hulk/cpu.d b/src/hulk/cpu.d
index f39aec6..0edd8dd 100644
--- a/src/hulk/cpu.d
+++ b/src/hulk/cpu.d
@@ -284,3 +284,9 @@ void cpuid1(uint * ebx, uint * ecx, uint * edx)
 {
     __asm("cpuid", "=*{ebx},=*{ecx},=*{edx},{eax}", ebx, ecx, edx, 1u);
 }
+
+void swint(int swint_id)()
+{
+    static assert((0 <= swint_id) && (swint_id <= 255));
+    mixin(`__asm("int $$`, swint_id, `", "");`);
+}