xnu-1228.tar.gz

[apple/xnu.git] / osfmk / mach / vm_statistics.h

diff --git a/osfmk/mach/vm_statistics.h b/osfmk/mach/vm_statistics.h
index 544c121ce2b8893277b579db734e48617a5ee90a..aab39fd3ce32b89d40b5814801fbd18ea5560bff 100644 (file)
--- a/osfmk/mach/vm_statistics.h
+++ b/osfmk/mach/vm_statistics.h
@@ -1,23 +1,29 @@
 /*
 /*

- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2007 Apple 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,
  * 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@
  */
 /*
  * @OSF_COPYRIGHT@


@@ -76,30 +82,23 @@ struct vm_statistics {
        natural_t       lookups;                /* object cache lookups */
        natural_t       hits;                   /* object cache hits */
 
        natural_t       lookups;                /* object cache lookups */
        natural_t       hits;                   /* object cache hits */
 

+       /* added for rev1 */

        natural_t       purgeable_count;        /* # of pages purgeable */
        natural_t       purges;                 /* # of pages purged */
        natural_t       purgeable_count;        /* # of pages purgeable */
        natural_t       purges;                 /* # of pages purged */

+
+       /* added for rev2 */
+       /*
+        * NB: speculative pages are already accounted for in "free_count",
+        * so "speculative_count" is the number of "free" pages that are
+        * used to hold data that was read speculatively from disk but
+        * haven't actually been used by anyone so far.
+        */
+       natural_t       speculative_count;      /* # of pages speculative */

 };
 
 typedef struct vm_statistics   *vm_statistics_t;
 typedef struct vm_statistics   vm_statistics_data_t;
 
 };
 
 typedef struct vm_statistics   *vm_statistics_t;
 typedef struct vm_statistics   vm_statistics_data_t;
 

-struct vm_statistics_rev0 {
-       natural_t       free_count;             /* # of pages free */
-       natural_t       active_count;           /* # of pages active */
-       natural_t       inactive_count;         /* # of pages inactive */
-       natural_t       wire_count;             /* # of pages wired down */
-       natural_t       zero_fill_count;        /* # of zero fill pages */
-       natural_t       reactivations;          /* # of pages reactivated */
-       natural_t       pageins;                /* # of pageins */
-       natural_t       pageouts;               /* # of pageouts */
-       natural_t       faults;                 /* # of faults */
-       natural_t       cow_faults;             /* # of copy-on-writes */
-       natural_t       lookups;                /* object cache lookups */
-       natural_t       hits;                   /* object cache hits */
-};
-
-typedef struct vm_statistics_rev0      *vm_statistics_rev0_t;
-typedef struct vm_statistics_rev0      vm_statistics_rev0_data_t;

 
 /* included for the vm_map_page_query call */
 
 
 /* included for the vm_map_page_query call */
 


@@ -107,6 +106,9 @@ typedef struct vm_statistics_rev0   vm_statistics_rev0_data_t;
 #define VM_PAGE_QUERY_PAGE_FICTITIOUS   0x2
 #define VM_PAGE_QUERY_PAGE_REF          0x4
 #define VM_PAGE_QUERY_PAGE_DIRTY        0x8
 #define VM_PAGE_QUERY_PAGE_FICTITIOUS   0x2
 #define VM_PAGE_QUERY_PAGE_REF          0x4
 #define VM_PAGE_QUERY_PAGE_DIRTY        0x8

+#define VM_PAGE_QUERY_PAGE_PAGED_OUT    0x10
+#define VM_PAGE_QUERY_PAGE_COPIED       0x20
+#define VM_PAGE_QUERY_PAGE_SPECULATIVE 0x40

 
 #ifdef MACH_KERNEL_PRIVATE
 
 
 #ifdef MACH_KERNEL_PRIVATE
 


@@ -119,6 +121,7 @@ typedef struct vm_statistics_rev0   vm_statistics_rev0_data_t;
 
 struct pmap_statistics {
        integer_t       resident_count; /* # of pages mapped (total)*/
 
 struct pmap_statistics {
        integer_t       resident_count; /* # of pages mapped (total)*/

+       integer_t       resident_max;   /* # of pages mapped (peak) */

        integer_t       wired_count;    /* # of pages wired */
 };
 
        integer_t       wired_count;    /* # of pages wired */
 };
 


@@ -148,14 +151,26 @@ typedef struct pmap_statistics    *pmap_statistics_t;
  * VM_FLAGS_OVERWRITE
  *     The new VM region can replace existing VM regions if necessary
  *     (to be used in combination with VM_FLAGS_FIXED).
  * VM_FLAGS_OVERWRITE
  *     The new VM region can replace existing VM regions if necessary
  *     (to be used in combination with VM_FLAGS_FIXED).

+ *
+ * VM_FLAGS_NO_CACHE
+ *     Pages brought in to this VM region are placed on the speculative
+ *     queue instead of the active queue.  In other words, they are not
+ *     cached so that they will be stolen first if memory runs low.

  */
 #define VM_FLAGS_FIXED         0x0000
 #define VM_FLAGS_ANYWHERE      0x0001
 #define VM_FLAGS_PURGABLE      0x0002
  */
 #define VM_FLAGS_FIXED         0x0000
 #define VM_FLAGS_ANYWHERE      0x0001
 #define VM_FLAGS_PURGABLE      0x0002

+#define VM_FLAGS_NO_CACHE      0x0010
+

 #ifdef KERNEL_PRIVATE
 #ifdef KERNEL_PRIVATE

-#define VM_FLAGS_NO_PMAP_CHECK 0x0004
+#define VM_FLAGS_NO_PMAP_CHECK 0x8000  /* do not check that pmap is empty */
+#define VM_FLAGS_OVERWRITE     0x4000  /* delete any existing mappings first */
+#define VM_FLAGS_BEYOND_MAX    0x2000  /* map beyond the map's limits */
+#define VM_FLAGS_ALREADY       0x1000  /* OK if same mapping already exists */
+#define VM_FLAGS_SUBMAP                0x0800  /* mapping a VM submap */

 #endif /* KERNEL_PRIVATE */
 #endif /* KERNEL_PRIVATE */

-#define VM_FLAGS_OVERWRITE     0x0008
+#define VM_FLAGS_GUARD_BEFORE  0x0010
+#define VM_FLAGS_GUARD_AFTER   0x0020

 
 #define VM_FLAGS_ALIAS_MASK    0xFF000000
 #define VM_GET_FLAGS_ALIAS(flags, alias)                       \
 
 #define VM_FLAGS_ALIAS_MASK    0xFF000000
 #define VM_GET_FLAGS_ALIAS(flags, alias)                       \


@@ -164,6 +179,14 @@ typedef struct pmap_statistics     *pmap_statistics_t;
                (flags) = (((flags) & ~VM_FLAGS_ALIAS_MASK) |   \
                (((alias) & ~VM_FLAGS_ALIAS_MASK) << 24))
 
                (flags) = (((flags) & ~VM_FLAGS_ALIAS_MASK) |   \
                (((alias) & ~VM_FLAGS_ALIAS_MASK) << 24))
 

+/* These are the flags that we accept from user-space */
+#define VM_FLAGS_USER_ALLOCATE (VM_FLAGS_FIXED |               \
+                                VM_FLAGS_ANYWHERE |            \
+                                VM_FLAGS_PURGABLE |            \
+                                VM_FLAGS_NO_CACHE |            \
+                                VM_FLAGS_ALIAS_MASK)
+#define VM_FLAGS_USER_MAP      VM_FLAGS_USER_ALLOCATE
+

 #define VM_MEMORY_MALLOC 1
 #define VM_MEMORY_MALLOC_SMALL 2
 #define VM_MEMORY_MALLOC_LARGE 3
 #define VM_MEMORY_MALLOC 1
 #define VM_MEMORY_MALLOC_SMALL 2
 #define VM_MEMORY_MALLOC_LARGE 3


@@ -190,6 +213,24 @@ typedef struct pmap_statistics     *pmap_statistics_t;
 #define VM_MEMORY_CARBON 43
 #define VM_MEMORY_JAVA 44
 #define VM_MEMORY_ATS 50
 #define VM_MEMORY_CARBON 43
 #define VM_MEMORY_JAVA 44
 #define VM_MEMORY_ATS 50

+#define VM_MEMORY_LAYERKIT 51
+#define VM_MEMORY_CGIMAGE 52
+#define VM_MEMORY_TCMALLOC 53
+
+/* private raster data (i.e. layers, some images, QGL allocator) */
+#define        VM_MEMORY_COREGRAPHICS_DATA     54
+
+/* shared image and font caches */
+#define VM_MEMORY_COREGRAPHICS_SHARED  55
+
+/* Memory used for virtual framebuffers, shadowing buffers, etc... */
+#define        VM_MEMORY_COREGRAPHICS_FRAMEBUFFERS     56
+
+/* Window backing stores, custom shadow data, and compressed backing stores */
+#define VM_MEMORY_COREGRAPHICS_BACKINGSTORES   57
+
+/* catch-all for other uses, such as the read-only shared data page */
+#define VM_MEMORY_COREGRAPHICS_MISC VM_MEMORY_COREGRAPHICS

 
 /* memory allocated by the dynamic loader for itself */
 #define VM_MEMORY_DYLD 60
 
 /* memory allocated by the dynamic loader for itself */
 #define VM_MEMORY_DYLD 60


@@ -200,6 +241,6 @@ typedef struct pmap_statistics      *pmap_statistics_t;
 #define VM_MEMORY_APPLICATION_SPECIFIC_1 240
 #define VM_MEMORY_APPLICATION_SPECIFIC_16 255
 
 #define VM_MEMORY_APPLICATION_SPECIFIC_1 240
 #define VM_MEMORY_APPLICATION_SPECIFIC_16 255
 

-#define VM_MAKE_TAG(tag) (tag<<24)
+#define VM_MAKE_TAG(tag) ((tag) << 24)

 
 #endif /* _MACH_VM_STATISTICS_H_ */
 
 #endif /* _MACH_VM_STATISTICS_H_ */