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[pintos-anon]
/
src
/
devices
/
usb.h
diff --git
a/src/devices/usb.h
b/src/devices/usb.h
index 7e6429aef9fba6f4784dc529e26630c53b536ca7..dde4cc725b5af76c31a2386772cc96b044bd4c65 100644
(file)
--- a/
src/devices/usb.h
+++ b/
src/devices/usb.h
@@
-1,4
+1,9
@@
+#ifndef DEVICES_USB_H
+#define DEVICES_USB_H
+
#define USB_BASE_CLASS 0x0c
#define USB_SUB_CLASS 0x03
void usb_init(void);
+
+#endif /* devices/usb.h */