xnu-792.6.56.tar.gz

[apple/xnu.git] / osfmk / i386 / io_map.c

diff --git a/osfmk/i386/io_map.c b/osfmk/i386/io_map.c
index 9b7c831323e61e77f0425c4b2715c6277d3e4852..e6cd3ccaf47990a6bedd653698b1bb844ba12a0d 100644 (file)
--- a/osfmk/i386/io_map.c
+++ b/osfmk/i386/io_map.c
@@ -3,8 +3,6 @@
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
- * 
  * 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
@@ -78,11 +76,21 @@ io_map(phys_addr, size)
             */
            start = virtual_avail;
            virtual_avail += round_page(size);
+
+           (void) pmap_map_bd(start, phys_addr, phys_addr + round_page(size),
+                              VM_PROT_READ|VM_PROT_WRITE);
        }
        else {
            (void) kmem_alloc_pageable(kernel_map, &start, round_page(size));
+           (void) pmap_map(start, phys_addr, phys_addr + round_page(size),
+                           VM_PROT_READ|VM_PROT_WRITE);
        }
-       (void) pmap_map_bd(start, phys_addr, phys_addr + round_page(size),
-                       VM_PROT_READ|VM_PROT_WRITE);
        return (start);
 }
+
+/* just wrap this since io_map handles it */
+
+vm_offset_t io_map_spec(vm_offset_t phys_addr, vm_size_t size)
+{
+  return (io_map(phys_addr, size));
+}