osfmk/kdp/ml/i386/kdp_vm.c

   1 /*
   2  * Copyright (c) 2000 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 #include <mach/mach_types.h>
  29 #include <mach/vm_attributes.h>
  30 #include <mach/vm_param.h>
  31 #include <libsa/types.h>
  32
  33 unsigned kdp_vm_read( caddr_t, caddr_t, unsigned);
  34 unsigned kdp_vm_write( caddr_t, caddr_t, unsigned);
  35 unsigned kdp_copy_kmem( caddr_t, caddr_t, unsigned);
  36 int      kern_dump(void);
  37
  38 unsigned int not_in_kdp = 1; /* Cleared when we begin to access vm functions in kdp */
  39
  40 /*
  41  *
  42  */
  43 unsigned kdp_vm_read(
  44         caddr_t src,
  45         caddr_t dst,
  46         unsigned len)
  47 {
  48         return kdp_copy_kmem(src, dst, len);
  49 }
  50
  51 /*
  52  *
  53  */
  54 unsigned kdp_vm_write(
  55         caddr_t src,
  56         caddr_t dst,
  57         unsigned len)
  58 {
  59         return kdp_copy_kmem(src, dst, len);
  60 }
  61
  62 /* A stub until i386 support is added for remote kernel core dumps */
  63 int kern_dump(void)
  64 {
  65   return 0;
  66 }