Big TURBOchannel support catchup from NetBSD, part 1.

A few local changes and tweaks remain.

This bring DEC 3000 machines back in the game, but framebuffers are still
not supported at the moment.

Thanks to ericj@ and nate@ for supplying me a DEC 3000 for testing.

1 files changed, 42 insertions, 0 deletions

diff --git a/sys/dev/dec/mcclockvar.h b/sys/dev/dec/mcclockvar.h
new file mode 100644
index 00000000000..c12584c6bdb
--- /dev/null
+++ b/sys/dev/dec/mcclockvar.h
@@ -0,0 +1,42 @@
+/* $OpenBSD: mcclockvar.h,v 1.1 2002/05/02 22:56:02 miod Exp $ */
+/* $NetBSD: mcclockvar.h,v 1.4 1997/06/22 08:02:19 jonathan Exp $ */
+
+/*
+ * Copyright (c) 1996 Carnegie-Mellon University.
+ * All rights reserved.
+ *
+ * Author: Chris G. Demetriou
+ *
+ * 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 the
+ * rights to redistribute these changes.
+ */
+
+struct mcclock_softc {
+	struct device sc_dev;
+	const struct mcclock_busfns *sc_busfns;
+};
+
+struct mcclock_busfns {
+	void    (*mc_bf_write)(struct mcclock_softc *, u_int, u_int);
+	u_int   (*mc_bf_read)(struct mcclock_softc *, u_int);
+};
+
+void	mcclock_attach(struct mcclock_softc *,
+	    const struct mcclock_busfns *);