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-rw-r--r--kernel/include/io.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/include/io.h b/kernel/include/io.h
index c3c735b..d1177ac 100644
--- a/kernel/include/io.h
+++ b/kernel/include/io.h
@@ -1,4 +1,5 @@
#include <stdint.h>
void outb(uint16_t port, uint8_t val);
+void outw(uint16_t port, uint16_t val);
uint8_t inb(uint16_t port);
uint16_t inw(uint16_t port);