xnu-2050.22.13.tar.gz

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

diff --git a/osfmk/i386/ldt.c b/osfmk/i386/ldt.c
index 2ad1ec04bcbb49179bd9fb2fc3a20a4d032f8aab..ff1facd343d614586f4012390dd438f5d45c126b 100644 (file)
--- a/osfmk/i386/ldt.c
+++ b/osfmk/i386/ldt.c
@@ -1,23 +1,29 @@
 /*
  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * 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
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * 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.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * 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_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
@@ -51,50 +57,49 @@
  */
 
 /*
- * "Local" descriptor table.  At the moment, all tasks use the
+ * "Local" descriptor table. At the moment, all tasks use the
  * same LDT.
  */
 #include <i386/seg.h>
-#include <i386/pmap.h>
-#include <mach/i386/vm_types.h>
-#include <mach/i386/vm_param.h>
 
 
-struct fake_descriptor master_ldt[LDTSZ] __attribute__ ((aligned (4096))) = {
-       [SEL_TO_INDEX(SYSENTER_CS)] {   /* kernel code (sysenter) */
+struct real_descriptor master_ldt[LDTSZ] __attribute__ ((aligned (4096))) = {
+#ifdef __i386__
+       [SEL_TO_INDEX(SYSENTER_CS)] = MAKE_REAL_DESCRIPTOR(     /* kernel code (sysenter) */
                0,
                0xfffff,
                SZ_32|SZ_G,
                ACC_P|ACC_PL_K|ACC_CODE_R
-       },
-       [SEL_TO_INDEX(SYSENTER_DS)] {   /* kernel data (sysenter) */
+       ),
+       [SEL_TO_INDEX(SYSENTER_DS)] = MAKE_REAL_DESCRIPTOR(     /* kernel data (sysenter) */
                0,
                0xfffff,
                SZ_32|SZ_G,
                ACC_P|ACC_PL_K|ACC_DATA_W
-       },
-       [SEL_TO_INDEX(USER_CS)] {       /* user code segment */
+       ),
+       [SEL_TO_INDEX(USER_CS)] = MAKE_REAL_DESCRIPTOR( /* user code segment */
                0,
                0xfffff,
-               SZ_32|SZ_G,
+               SZ_32|SZ_G,
                ACC_P|ACC_PL_U|ACC_CODE_R
-       },
-       [SEL_TO_INDEX(USER_DS)] {       /* user data segment */
+       ),
+       [SEL_TO_INDEX(USER_DS)] = MAKE_REAL_DESCRIPTOR( /* user data segment */
                0,
                0xfffff,
                SZ_32|SZ_G,
                ACC_P|ACC_PL_U|ACC_DATA_W
-       },
-       [SEL_TO_INDEX(USER64_CS)] {     /* user 64-bit code segment */
+       ),
+       [SEL_TO_INDEX(USER64_CS)] = MAKE_REAL_DESCRIPTOR(       /* user 64-bit code segment */
                0,
                0xfffff,
                SZ_64|SZ_G,
                ACC_P|ACC_PL_U|ACC_CODE_R
-       },
-       [SEL_TO_INDEX(USER_CTHREAD)] {  /* user cthread segment */
+       ),
+#endif
+       [SEL_TO_INDEX(USER_CTHREAD)] = MAKE_REAL_DESCRIPTOR(    /* user cthread segment */
                0,
                0xfffff,
                SZ_32|SZ_G,
                ACC_P|ACC_PL_U|ACC_DATA_W
-       },
+       ),
 };