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-rw-r--r--hw/escc.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/hw/escc.h b/hw/escc.h
index def2894..bda3213 100644
--- a/hw/escc.h
+++ b/hw/escc.h
@@ -1,3 +1,6 @@
+#ifndef HW_ESCC_H
+#define HW_ESCC_H 1
+
/* escc.c */
#define ESCC_SIZE 4
MemoryRegion *escc_init(hwaddr base, qemu_irq irqA, qemu_irq irqB,
@@ -6,3 +9,5 @@ MemoryRegion *escc_init(hwaddr base, qemu_irq irqA, qemu_irq irqB,
void slavio_serial_ms_kbd_init(hwaddr base, qemu_irq irq,
int disabled, int clock, int it_shift);
+
+#endif