Resurrect clock.c from r164371.

1 files changed, 67 insertions, 0 deletions

diff --git a/sys/sun4v/sun4v/clock.c b/sys/sun4v/sun4v/clock.c
new file mode 100644
index 0000000..37341fd
--- /dev/null
+++ b/sys/sun4v/sun4v/clock.c
@@ -0,0 +1,67 @@
+/*-
+ * Copyright (c) 2001 Jake Burkholder.
+ * 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 AND CONTRIBUTORS ``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 THE AUTHOR OR CONTRIBUTORS 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.
+ *
+ * $FreeBSD$
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <machine/clock.h>
+
+u_long tick_increment;
+u_long tick_freq;
+u_long tick_MHz;
+
+void
+DELAY(int n)
+{
+	u_long start, end;
+
+	start = rd(tick);
+	if (n < 0)
+		return;
+	end = start + (u_long)n * tick_MHz;
+	while (rd(tick) < end)
+		;
+}
+
+void
+cpu_startprofclock(void)
+{
+}
+
+void
+cpu_stopprofclock(void)
+{
+}
+
+int
+sysbeep(int pitch, int period)
+{
+	/*
+	 * XXX: function exists to enable RAID drivers to compile at the moment.
+	 */
+	return (0);
+}