xnu-792.6.76.tar.gz

[apple/xnu.git] / bsd / ppc / vmparam.h

diff --git a/bsd/ppc/vmparam.h b/bsd/ppc/vmparam.h
index a0b782e89d6c56c7ddfeb8312a4b52aad8bf16a4..013608b6434591aba118e38534d995d68c726c40 100644 (file)
--- a/bsd/ppc/vmparam.h
+++ b/bsd/ppc/vmparam.h
@@ -3,22 +3,19 @@
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
+ * 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. 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
+ * This 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, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
+ * License for the specific language governing rights and limitations
+ * under the License.
  * 
  * @APPLE_LICENSE_HEADER_END@
  */
@@ -28,7 +25,13 @@
 
 #include <sys/resource.h>
 
-#define        USRSTACK        0xc0000000
+#define        USRSTACK        (0xc0000000)
+
+/* 
+ * put the default 64-bit stack at the max address
+ * (minus one 32-bit address space for other incidentals)
+ */
+#define        USRSTACK64      (MACH_VM_MAX_ADDRESS - VM_MAX_ADDRESS)
 
 /*
  * Virtual memory related constants, all in bytes