xnu-2422.115.4.tar.gz

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

diff --git a/osfmk/mach/host_info.h b/osfmk/mach/host_info.h
index eb5367490e1ff7ae814f12df27ac4ff41666ff30..8f67ac1a1aeb152fd24682b4600a2beca2fe89d6 100644 (file)
--- a/osfmk/mach/host_info.h
+++ b/osfmk/mach/host_info.h
@@ -1,23 +1,29 @@
 /*
 /*

- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2009 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@


@@ -71,6 +77,7 @@
  *     Generic information structure to allow for expansion.
  */
 typedef integer_t      *host_info_t;           /* varying array of int. */
  *     Generic information structure to allow for expansion.
  */
 typedef integer_t      *host_info_t;           /* varying array of int. */

+typedef integer_t      *host_info64_t;         /* varying array of int. */

 
 #define        HOST_INFO_MAX   (1024)          /* max array size */
 typedef integer_t      host_info_data_t[HOST_INFO_MAX];
 
 #define        HOST_INFO_MAX   (1024)          /* max array size */
 typedef integer_t      host_info_data_t[HOST_INFO_MAX];


@@ -92,11 +99,12 @@ typedef     integer_t       host_flavor_t;
 #define HOST_PRIORITY_INFO     5       /* priority information */
 #define HOST_SEMAPHORE_TRAPS   7       /* Has semaphore traps */
 #define HOST_MACH_MSG_TRAP     8       /* Has mach_msg_trap */
 #define HOST_PRIORITY_INFO     5       /* priority information */
 #define HOST_SEMAPHORE_TRAPS   7       /* Has semaphore traps */
 #define HOST_MACH_MSG_TRAP     8       /* Has mach_msg_trap */

+#define HOST_VM_PURGABLE       9       /* purg'e'able memory info */

 
 #ifdef MACH_KERNEL_PRIVATE
 struct host_basic_info_old {
        integer_t       max_cpus;       /* max number of cpus possible */
 
 #ifdef MACH_KERNEL_PRIVATE
 struct host_basic_info_old {
        integer_t       max_cpus;       /* max number of cpus possible */

-       integer_t       avail_cpus;     /* number of cpus now available */
+       uint32_t        avail_cpus;     /* number of cpus now available */

        natural_t       memory_size;    /* size of memory in bytes */
        cpu_type_t      cpu_type;       /* cpu type */
        cpu_subtype_t   cpu_subtype;    /* cpu subtype */
        natural_t       memory_size;    /* size of memory in bytes */
        cpu_type_t      cpu_type;       /* cpu type */
        cpu_subtype_t   cpu_subtype;    /* cpu subtype */


@@ -175,6 +183,12 @@ typedef struct host_priority_info  *host_priority_info_t;
 #define HOST_VM_INFO           2       /* Virtual memory stats */
 #define HOST_CPU_LOAD_INFO     3       /* CPU load stats */
 
 #define HOST_VM_INFO           2       /* Virtual memory stats */
 #define HOST_CPU_LOAD_INFO     3       /* CPU load stats */
 

+/* host_statistics64() */
+#define HOST_VM_INFO64         4       /* 64-bit virtual memory stats */
+#define HOST_EXTMOD_INFO64     5       /* External modification stats */
+#define HOST_EXPIRED_TASK_INFO 6       /* Statistics for expired tasks */
+
+

 struct host_load_info {
        integer_t       avenrun[3];     /* scaled by LOAD_SCALE */
        integer_t       mach_factor[3]; /* scaled by LOAD_SCALE */
 struct host_load_info {
        integer_t       avenrun[3];     /* scaled by LOAD_SCALE */
        integer_t       mach_factor[3]; /* scaled by LOAD_SCALE */


@@ -185,11 +199,46 @@ typedef struct host_load_info     *host_load_info_t;
 #define        HOST_LOAD_INFO_COUNT ((mach_msg_type_number_t) \
                (sizeof(host_load_info_data_t)/sizeof(integer_t)))
 
 #define        HOST_LOAD_INFO_COUNT ((mach_msg_type_number_t) \
                (sizeof(host_load_info_data_t)/sizeof(integer_t)))
 

+typedef struct vm_purgeable_info       host_purgable_info_data_t;
+typedef struct vm_purgeable_info       *host_purgable_info_t;
+#define HOST_VM_PURGABLE_COUNT ((mach_msg_type_number_t) \
+               (sizeof(host_purgable_info_data_t)/sizeof(integer_t)))
+
+/* in <mach/vm_statistics.h> */
+/* vm_statistics64 */
+#define        HOST_VM_INFO64_COUNT ((mach_msg_type_number_t) \
+               (sizeof(vm_statistics64_data_t)/sizeof(integer_t)))
+
+/* size of the latest version of the structure */
+#define HOST_VM_INFO64_LATEST_COUNT HOST_VM_INFO64_COUNT
+#define        HOST_VM_INFO64_REV1_COUNT HOST_VM_INFO64_LATEST_COUNT
+/* previous versions: adjust the size according to what was added each time */
+#define HOST_VM_INFO64_REV0_COUNT /* added compression and swapper info (14 ints) */\
+       ((mach_msg_type_number_t) \
+        (HOST_VM_INFO64_REV1_COUNT - 14))
+

 /* in <mach/vm_statistics.h> */
 /* in <mach/vm_statistics.h> */

+/* vm_extmod_statistics */
+#define HOST_EXTMOD_INFO64_COUNT ((mach_msg_type_number_t) \
+           (sizeof(vm_extmod_statistics_data_t)/sizeof(integer_t)))
+
+/* size of the latest version of the structure */
+#define HOST_EXTMOD_INFO64_LATEST_COUNT HOST_EXTMOD_INFO64_COUNT
+
+/* vm_statistics */

 #define        HOST_VM_INFO_COUNT ((mach_msg_type_number_t) \
                (sizeof(vm_statistics_data_t)/sizeof(integer_t)))
 #define        HOST_VM_INFO_COUNT ((mach_msg_type_number_t) \
                (sizeof(vm_statistics_data_t)/sizeof(integer_t)))

-#define        HOST_VM_INFO_REV0_COUNT ((mach_msg_type_number_t) \
-               (sizeof(vm_statistics_rev0_data_t)/sizeof(integer_t)))
+
+/* size of the latest version of the structure */
+#define HOST_VM_INFO_LATEST_COUNT HOST_VM_INFO_COUNT
+#define        HOST_VM_INFO_REV2_COUNT HOST_VM_INFO_LATEST_COUNT
+/* previous versions: adjust the size according to what was added each time */
+#define        HOST_VM_INFO_REV1_COUNT /* added "speculative_count" (1 int) */ \
+       ((mach_msg_type_number_t) \
+        (HOST_VM_INFO_REV2_COUNT - 1))
+#define        HOST_VM_INFO_REV0_COUNT /* added "purgable" info (2 ints) */    \
+       ((mach_msg_type_number_t) \
+        (HOST_VM_INFO_REV1_COUNT - 2))

 
 struct host_cpu_load_info {            /* number of ticks while running... */
        natural_t       cpu_ticks[CPU_STATE_MAX]; /* ... in the given mode */
 
 struct host_cpu_load_info {            /* number of ticks while running... */
        natural_t       cpu_ticks[CPU_STATE_MAX]; /* ... in the given mode */


@@ -200,4 +249,41 @@ typedef struct host_cpu_load_info  *host_cpu_load_info_t;
 #define HOST_CPU_LOAD_INFO_COUNT ((mach_msg_type_number_t) \
                (sizeof (host_cpu_load_info_data_t) / sizeof (integer_t)))
 
 #define HOST_CPU_LOAD_INFO_COUNT ((mach_msg_type_number_t) \
                (sizeof (host_cpu_load_info_data_t) / sizeof (integer_t)))
 

+#ifdef PRIVATE
+/*
+ * CPU Statistics information
+ */
+struct _processor_statistics_np  {
+       int32_t                 ps_cpuid;
+
+       uint32_t                ps_csw_count;
+       uint32_t                ps_preempt_count;
+       uint32_t                ps_preempted_rt_count;
+       uint32_t                ps_preempted_by_rt_count;
+
+       uint32_t                ps_rt_sched_count;
+
+       uint32_t                ps_interrupt_count;
+       uint32_t                ps_ipi_count;
+       uint32_t                ps_timer_pop_count;
+       
+       uint64_t                ps_runq_count_sum __attribute((aligned(8)));
+
+       uint32_t                ps_idle_transitions;
+       uint32_t                ps_quantum_timer_expirations;
+};
+
+#endif /* PRIVATE */
+
+#ifdef KERNEL_PRIVATE
+
+extern kern_return_t   set_sched_stats_active(
+                                       boolean_t active);
+
+extern kern_return_t   get_sched_statistics( 
+                                       struct _processor_statistics_np *out, 
+                                       uint32_t *count);
+#endif  /* KERNEL_PRIVATE */
+
+

 #endif /* _MACH_HOST_INFO_H_ */
 #endif /* _MACH_HOST_INFO_H_ */