xnu-792.13.8.tar.gz

[apple/xnu.git] / osfmk / vm / vm_init.c

diff --git a/osfmk/vm/vm_init.c b/osfmk/vm/vm_init.c
index 37e0e6a75c878ed43ea22514229483424262476f..618bd70e79ad15c5ce2f855ce17a4921f1d9d268 100644 (file)
--- a/osfmk/vm/vm_init.c
+++ b/osfmk/vm/vm_init.c
@@ -1,26 +1,31 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_LICENSE_OSREFERENCE_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
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
+ * 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.
+ *
+ * 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, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
+ *
+ * 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, 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_LICENSE_OSREFERENCE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
@@ -71,8 +76,16 @@
 #include <vm/vm_fault.h>
 #include <vm/vm_init.h>
 
+#include <pexpert/pexpert.h>
+
+#include <vm/vm_protos.h>
+
 #define ZONE_MAP_MIN (12 * 1024 * 1024) 
-#define ZONE_MAP_MAX (256 * 1024 * 1024) 
+/* Maximum Zone size is 1G */
+#define ZONE_MAP_MAX (1024 * 1024 * 1024) 
+
+const vm_offset_t vm_min_kernel_address = VM_MIN_KERNEL_ADDRESS;
+const vm_offset_t vm_max_kernel_address = VM_MAX_KERNEL_ADDRESS;
 
 /*
  *     vm_mem_bootstrap initializes the virtual memory system.
@@ -83,7 +96,8 @@ void
 vm_mem_bootstrap(void)
 {
        vm_offset_t     start, end;
-       vm_size_t zsize;
+       vm_size_t zsizearg;
+       mach_vm_size_t zsize;
 
        /*
         *      Initializes resident memory structures.
@@ -103,11 +117,12 @@ vm_mem_bootstrap(void)
        kmem_init(start, end);
        pmap_init();
        
-       if (PE_parse_boot_arg("zsize", &zsize))
-               zsize = zsize * 1024 * 1024;
+       if (PE_parse_boot_arg("zsize", &zsizearg))
+               zsize = zsizearg * 1024ULL * 1024ULL;
        else {
-               zsize = mem_size >> 2;                  /* Get target zone size as 1/4 of physical memory */
+               zsize = sane_size >> 2;                         /* Get target zone size as 1/4 of physical memory */
        }
+
        if(zsize < ZONE_MAP_MIN) zsize = ZONE_MAP_MIN;  /* Clamp to min */
        if(zsize > ZONE_MAP_MAX) zsize = ZONE_MAP_MAX;  /* Clamp to max */
        zone_init(zsize);                                               /* Allocate address space for zones */