xnu-2050.22.13.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 9cd243a215ce7342ba30d9a4062d40c71de29c7a..d90f3be37fdde25d62c0c2d87d4d9cae3dc326d4 100644 (file)
--- a/osfmk/mach/host_info.h
+++ b/osfmk/mach/host_info.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2009 Apple Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -77,6 +77,7 @@
  *     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];
@@ -102,7 +103,7 @@ typedef     integer_t       host_flavor_t;
 #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 */
@@ -114,9 +115,7 @@ typedef struct host_basic_info_old  *host_basic_info_old_t;
                (sizeof(host_basic_info_data_old_t)/sizeof(integer_t)))
 #endif
 
-#if __DARWIN_ALIGN_POWER
-#pragma options align=power
-#endif
+#pragma pack(4)
 
 struct host_basic_info {
        integer_t               max_cpus;               /* max number of CPUs possible */
@@ -132,9 +131,7 @@ struct host_basic_info {
        uint64_t                max_mem;                /* actual size of physical memory */
 };
 
-#if __DARWIN_ALIGN_POWER
-#pragma options align=reset
-#endif
+#pragma pack()
 
 typedef        struct host_basic_info  host_basic_info_data_t;
 typedef struct host_basic_info *host_basic_info_t;
@@ -185,6 +182,11 @@ 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 */
 
+/* host_statistics64() */
+#define HOST_VM_INFO64         4       /* 64-bit virtual memory stats */
+#define HOST_EXTMOD_INFO64     5       /* External modification stats */
+
+
 struct host_load_info {
        integer_t       avenrun[3];     /* scaled by LOAD_SCALE */
        integer_t       mach_factor[3]; /* scaled by LOAD_SCALE */
@@ -196,10 +198,35 @@ typedef struct host_load_info     *host_load_info_t;
                (sizeof(host_load_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
+
+/* 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_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 */
@@ -210,4 +237,41 @@ 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)))
 
+#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_ */