xnu-7195.101.1.tar.gz

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

diff --git a/bsd/machine/cons.h b/bsd/machine/cons.h
index bddd7e98906836ac5cb05de4f09d478120595707..58b85fa755f3a0078ce841bf3d93895e7c3c3137 100644 (file)
--- a/bsd/machine/cons.h
+++ b/bsd/machine/cons.h
@@ -1,8 +1,8 @@
 /*
- * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
+ * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- * 
+ *
  * 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
@@ -11,10 +11,10 @@
  * 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.
- * 
+ *
  * 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,
@@ -22,18 +22,61 @@
  * 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_OSREFERENCE_LICENSE_HEADER_END@
  */
-#ifndef _BSD_MACHINE_CONS_H_
-#define _BSD_MACHINE_CONS_H_
-
-#if defined (__ppc__) || defined (__ppc64__)
-#include <dev/ppc/cons.h>
-#elif defined (__i386__) || defined(__x86_64__)
-#include <dev/i386/cons.h>
-#else
-#error architecture not supported
-#endif
+/*
+ * Copyright (c) 1987 NeXT, Inc.
+ */
+
+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 */
+
+/* XXX */
+#define CONSMAJOR       0
 
-#endif /* _BSD_MACHINE_CONS_H_ */
+#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