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-rw-r--r--sys/dev/isa/uguru.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sys/dev/isa/uguru.c b/sys/dev/isa/uguru.c
index cdb82a4240b..dafe8cab419 100644
--- a/sys/dev/isa/uguru.c
+++ b/sys/dev/isa/uguru.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: uguru.c,v 1.3 2010/04/20 06:44:49 deraadt Exp $ */
+/* $OpenBSD: uguru.c,v 1.4 2010/06/03 17:48:24 deraadt Exp $ */
/*
* Copyright (c) 2010 Mikko Tolmunen <oskari@sefirosu.org>
@@ -1024,6 +1024,10 @@ uguru_write_multi(bus_space_tag_t iot, bus_space_handle_t ioh,
goto timeout;
DELAY(5);
}
+ /* dummy read to flush the internal buffer */
+ if (i == 0)
+ UGURU_READ(iot, ioh, UGURU_DATA);
+
UGURU_WRITE(iot, ioh, UGURU_DATA, *inbuf++);
}
return 0;