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diff --git a/sys/powerpc/ps3/ps3bus.h b/sys/powerpc/ps3/ps3bus.h
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+++ b/sys/powerpc/ps3/ps3bus.h
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+/*-
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright (C) 2010 Nathan Whitehorn
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _POWERPC_PS3_PS3BUS_H
+#define _POWERPC_PS3_PS3BUS_H
+
+enum {
+	PS3BUS_IVAR_BUS,
+	PS3BUS_IVAR_DEVICE,
+	PS3BUS_IVAR_BUSTYPE,
+	PS3BUS_IVAR_DEVTYPE,
+	PS3BUS_IVAR_BUSIDX,
+	PS3BUS_IVAR_DEVIDX,
+};
+
+#define PS3BUS_ACCESSOR(A, B, T) \
+	__BUS_ACCESSOR(ps3bus, A, PS3BUS, B, T)
+
+PS3BUS_ACCESSOR(bus,		BUS,		int)
+PS3BUS_ACCESSOR(device,		DEVICE,		int)
+PS3BUS_ACCESSOR(bustype,	BUSTYPE,	uint64_t)
+PS3BUS_ACCESSOR(devtype,	DEVTYPE,	uint64_t)
+PS3BUS_ACCESSOR(busidx,		BUSIDX,		int)
+PS3BUS_ACCESSOR(devidx,		DEVIDX,		int)
+
+/* Bus types */
+enum {
+	PS3_BUSTYPE_SYSBUS = 4,
+	PS3_BUSTYPE_STORAGE = 5,
+};
+
+/* Device types */
+enum {
+	/* System bus devices */
+	PS3_DEVTYPE_GELIC = 3,
+	PS3_DEVTYPE_USB = 4,
+	PS3_DEVTYPE_GPIO = 6,
+
+	/* Storage bus devices */
+	PS3_DEVTYPE_DISK = 0,
+	PS3_DEVTYPE_CDROM = 5,
+	PS3_DEVTYPE_FLASH = 14,
+};
+
+#endif /* _POWERPC_PS3_PS3BUS_H */