The first commit

src/done/epirawwrite.c

@@ -0,0 +1,13 @@
+#include <os_internal.h>
+#include "piint.h"
+
+s32 osEPiRawWriteIo(OSPiHandle *pihandle, u32 devAddr, u32 data)
+{
+    register u32 stat;
+    register u32 domain;
+
+    WAIT_ON_IOBUSY(stat);
+
+    IO_WRITE(pihandle->baseAddress | devAddr, data);
+    return 0;
+}