xnu-4570.1.46.tar.gz

[apple/xnu.git] / bsd / machine / cons.h

diff --git a/bsd/machine/cons.h b/bsd/machine/cons.h
index c68a4af467acccfd350c53f0b8ba37521fcbdf06..43d364ef072df4b76d81c1fa3bd650aff7d3d9fb 100644 (file)
--- a/bsd/machine/cons.h
+++ b/bsd/machine/cons.h
@@ -1,35 +1,83 @@
 /*
  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ */
+/* 
+ * Copyright (c) 1987 NeXT, Inc.
  */
-#ifndef _BSD_MACHINE_CONS_H_
-#define _BSD_MACHINE_CONS_H_
+ 
+struct consdev {
+       char    *cn_name;       /* name of device in dev_name_list */
+       int     (*cn_probe)(void);      /* probe and fill in consdev info */
+       int     (*cn_init)(void);       /* turn on as console */
+       int     (*cn_getc)(void);       /* kernel getchar interface */
+       int     (*cn_putc)(void);       /* 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 */
 
-#if defined (__ppc__)
-#include <dev/ppc/cons.h>
-#elif defined (__i386__)
-#include <dev/i386/cons.h>
-#else
-#error architecture not supported
-#endif
+/* XXX */
+#define        CONSMAJOR       0
+
+#ifdef KERNEL
+
+#include <sys/types.h>
+#include <sys/conf.h>
+
+extern struct consdev constab[];
+extern struct consdev *cn_tab;
+extern struct tty *cn_tty;
 
+extern struct tty      *constty;               /* current console device */
+
+int consopen(dev_t, int, int, struct proc *);
+int consclose(dev_t, int, int, struct proc *);
+int consread(dev_t, struct uio *, int);
+int conswrite(dev_t, struct uio *, int);
+int consioctl(dev_t, u_long, caddr_t, int, struct proc *);
+int consselect(dev_t, int, void *, struct proc *);
+
+/*
+ * These really want their own header file, but this is the only one in
+ * common, and the km device is the keyboard monitor, so it's technically a
+ * part of the console.
+ */
+int kmopen(dev_t, int, int, struct proc *);
+int kmclose(dev_t, int, int, struct proc *);
+int kmread(dev_t, struct uio *, int);
+int kmwrite(dev_t, struct uio *, int);
+int kmioctl(dev_t, u_long, caddr_t, int, struct proc *);
+int kmputc(dev_t, char);
+
+#endif
 
-#endif /* _BSD_MACHINE_CONS_H_ */