diff --git a/kernel/interrupt.h b/kernel/interrupt.h
new file mode 100644
index 0000000..4e08266
--- /dev/null
+++ b/kernel/interrupt.h
@@ -0,0 +1,42 @@
+/*
+Copyright (C) 2015-2019 The University of Notre Dame
+This software is distributed under the GNU General Public License.
+See the file LICENSE for details.
+*/
+
+#ifndef INTERRUPT_H
+#define INTERRUPT_H
+
+typedef void (*interrupt_handler_t) (int intr, int code);
+
+void interrupt_init();
+void interrupt_register(int i, interrupt_handler_t handler);
+void interrupt_enable(int i);
+void interrupt_disable(int i);
+void interrupt_block();
+void interrupt_unblock();
+void interrupt_wait();
+
+/*
+PC Interrupts:
+IRQ	Interrupt
+0	32	System Timer
+1	33	Keyboard
+2	34	Cascade
+3	35	Serial Port 2
+4	36	Serial Port 1
+5	37	Parallel Port 2 or Sound Card
+6	38	Floppy
+7	39	Parallel Port 1
+8	40	Real Time Clock
+9	41	Network (or ATA 3)
+10	42	Network/Sound/SCSI
+11	43	SCSI Other (or ATA 2)
+12	44	PS/2 Mouse
+13	45	FPU
+14	46	ATA 0
+15	47	ATA 1
+*/
+
+
+#endif