bsd/dev/ppc/machdep.c

   1 /*
   2  * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 /*
  29  * Copyright (c) 1997 Apple Computer, Inc.  All rights reserved.
  30  * Copyright (c) 1992 NeXT Computer, Inc.  All rights reserved.
  31  *
  32  *
  33  * Machine dependent cruft.
  34  *
  35  * 27-Apr-1997  A.Ramesh at Apple
  36  *
  37  *
  38  */
  39
  40 #include <mach/mach_types.h>
  41 #include <mach/machine.h>
  42 #include <sys/reboot.h>
  43
  44 int reboot_how;
  45 extern struct tty       cons;
  46 extern struct tty       *constty;               /* current console device */
  47
  48 extern int getchar(void);
  49 extern int cngetc(void);
  50 extern void cnputc(char);
  51
  52 #define putchar cnputc
  53
  54 int
  55 getchar(void)
  56 {
  57         int c;
  58
  59         c = cngetc();
  60 #if 0
  61         if (c == 0x1b)          /* ESC ? */
  62                 call_kdp();
  63 #endif
  64
  65         if (c == '\r')
  66                 c = '\n';
  67         cnputc(c);
  68         return c;
  69 }
  70