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diff --git a/sys/arch/mvme88k/include/m88100.h b/sys/arch/mvme88k/include/m88100.h
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+/*
+ * Mach Operating System
+ * Copyright (c) 1993-1992 Carnegie Mellon University
+ * All Rights Reserved.
+ *
+ * Permission to use, copy, modify and distribute this software and its
+ * documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ *
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
+ * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
+ * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ *
+ * Carnegie Mellon requests users of this software to return to
+ *
+ * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
+ * School of Computer Science
+ * Carnegie Mellon University
+ * Pittsburgh PA 15213-3890
+ *
+ * any improvements or extensions that they make and grant Carnegie Mellon
+ * the rights to redistribute these changes.
+ */
+/*
+ * HISTORY
+ */
+/*
+ * M88100 flags
+ */
+
+#ifndef _M88100_H_
+#define _M88100_H_
+
+
+/*
+ * 88100 RISC definitions
+ */
+
+/* DMT0, DMT1, DMT2 */
+#define DMT_BO 0x00008000 /* Byte-Ordering */
+#define DMT_DAS 0x00004000 /* Data Access Space */
+#define DMT_DOUB1 0x00002000 /* Double Word */
+#define DMT_LOCKBAR 0x00001000 /* Bud Lock */
+#define DMT_DREG 0x00000F80 /* Destination Registers 5bits */
+#define DMT_SIGNED 0x00000040 /* Sign-Extended Bit */
+#define DMT_EN 0x0000003C /* Byte Enable Bit */
+#define DMT_WRITE 0x00000002 /* Read/Write Transaction Bit */
+#define DMT_VALID 0x00000001 /* Valid Transaction Bit */
+
+#ifndef ASSEMBLER
+#include "sys/types.h"
+
+struct dmt_reg {
+ unsigned int :16,
+ dmt_bo:1,
+ dmt_das:1,
+ dmt_doub1:1,
+ dmt_lockbar:1,
+ dmt_dreg:5,
+ dmt_signed:1,
+ dmt_en:4,
+ dmt_write:1,
+ dmt_valid:1;
+};
+#endif
+
+#endif _M88100_H_