Initial import, 0.1 + pk 0.2.4-B1

1 files changed, 65 insertions, 0 deletions

diff --git a/sys/sys/cons.h b/sys/sys/cons.h
new file mode 100644
index 0000000..b3c7064
--- /dev/null
+++ b/sys/sys/cons.h
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 1988 University of Utah.
+ * Copyright (c) 1991 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * the Systems Programming Group of the University of Utah Computer
+ * Science Department.
+ *
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ *
+ *	@(#)cons.h	7.2 (Berkeley) 5/9/91
+ */
+
+
+struct consdev {
+	int	(*cn_probe)();	/* probe hardware and fill in consdev info */
+	int	(*cn_init)();	/* turn on as console */
+	int	(*cn_getc)();	/* kernel getchar interface */
+	int	(*cn_putc)();	/* kernel putchar interface */
+	struct	tty *cn_tp;	/* tty structure for console device */
+	dev_t	cn_dev;		/* major/minor of device */
+	short	cn_pri;		/* pecking order; the higher the better */
+};
+
+/* values for cn_pri - reflect our policy for console selection */
+#define	CN_DEAD		0	/* device doesn't exist */
+#define CN_NORMAL	1	/* device exists but is nothing special */
+#define CN_INTERNAL	2	/* "internal" bit-mapped display */
+#define CN_REMOTE	3	/* serial interface with remote bit set */
+
+/* XXX */
+#define	CONSMAJOR	0
+
+#ifdef KERNEL
+extern	struct consdev constab[];
+extern	struct consdev *cn_tab;
+extern	struct tty *cn_tty;
+#endif