Release 1.0

[palacios.git] / geekos / include / geekos / io.h

diff --git a/geekos/include/geekos/io.h b/geekos/include/geekos/io.h
new file mode 100644 (file)
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--- /dev/null
+++ b/geekos/include/geekos/io.h
@@ -0,0 +1,26 @@
+/*
+ * x86 port IO routines
+ * Copyright (c) 2001, David H. Hovemeyer <daveho@cs.umd.edu>
+ * $Revision: 1.2 $
+ * 
+ * This is free software.  You are permitted to use,
+ * redistribute, and modify it as specified in the file "COPYING".
+ */
+
+#ifndef GEEKOS_IO_H
+#define GEEKOS_IO_H
+
+#include <geekos/ktypes.h>
+
+void Out_Byte(ushort_t port, uchar_t value);
+uchar_t In_Byte(ushort_t port);
+
+void Out_Word(ushort_t port, ushort_t value);
+ushort_t In_Word(ushort_t port);
+
+void Out_DWord(ushort_t port, uint_t value);
+uint_t In_DWord(ushort_t port);
+
+void IO_Delay(void);
+
+#endif  /* GEEKOS_IO_H */