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Diffstat (limited to 'arch/ppc/boot/of1275/ofstdio.c')
-rw-r--r--arch/ppc/boot/of1275/ofstdio.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/ppc/boot/of1275/ofstdio.c b/arch/ppc/boot/of1275/ofstdio.c
new file mode 100644
index 000000000000..10abbe32b31f
--- /dev/null
+++ b/arch/ppc/boot/of1275/ofstdio.c
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) Paul Mackerras 1997.
+ * Copyright (C) Leigh Brown 2002.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#include "of1275.h"
+
+int
+ofstdio(ihandle *stdin, ihandle *stdout, ihandle *stderr)
+{
+ ihandle in, out;
+ phandle chosen;
+
+ if ((chosen = finddevice("/chosen")) == OF_INVALID_HANDLE)
+ goto err;
+ if (getprop(chosen, "stdout", &out, sizeof(out)) != 4)
+ goto err;
+ if (getprop(chosen, "stdin", &in, sizeof(in)) != 4)
+ goto err;
+
+ *stdin = in;
+ *stdout = out;
+ *stderr = out;
+ return 0;
+err:
+ return -1;
+}