pexpert/gen/pe_gen.c

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * @OSF_FREE_COPYRIGHT@
  24  */
  25
  26 #include <pexpert/pexpert.h>
  27 #include <kern/debug.h>
  28
  29 static int DEBUGFlag;
  30
  31 void pe_init_debug(void)
  32 {
  33   if (!PE_parse_boot_arg("debug", &DEBUGFlag))
  34     DEBUGFlag = 0;
  35 }
  36
  37 void PE_enter_debugger(char *cause)
  38 {
  39   if (DEBUGFlag & DB_NMI)
  40     Debugger(cause);
  41 }
  42
  43 /* extern references */
  44 extern void cnputc(char c);
  45 extern void vcattach(void);
  46
  47 /* Globals */
  48 void (*PE_putc)(char c) = 0;
  49
  50 void PE_init_printf(boolean_t vm_initialized)
  51 {
  52   if (!vm_initialized) {
  53     PE_putc = cnputc;
  54   } else {
  55     vcattach();
  56   }
  57 }