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[apple/xnu.git] / osfmk / mach / host_info.h
index 5729bc3ac4b52d4e5720123acc76e620f4f788e2..003f75101a07029b312115d3c2f5e52016337e56 100644 (file)
@@ -1,16 +1,19 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
- * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
  * 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.
+ * 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
@@ -20,7 +23,7 @@
  * 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@
 #ifndef        _MACH_HOST_INFO_H_
 #define        _MACH_HOST_INFO_H_
 
+#include <mach/message.h>
 #include <mach/vm_statistics.h>
 #include <mach/machine.h>
 #include <mach/machine/vm_types.h>
 #include <mach/time_value.h>
 
+#include <sys/cdefs.h>
+
 /*
  *     Generic information structure to allow for expansion.
  */
@@ -81,8 +87,6 @@ typedef char  kernel_version_t[KERNEL_VERSION_MAX];
 #define KERNEL_BOOT_INFO_MAX (4096)
 typedef char   kernel_boot_info_t[KERNEL_BOOT_INFO_MAX];
 
-#define        KERNEL_BOOTMAGIC_MAX    (8192)
-
 /*
  *     Currently defined information.
  */
@@ -95,18 +99,43 @@ typedef     integer_t       host_flavor_t;
 #define HOST_SEMAPHORE_TRAPS   7       /* Has semaphore traps */
 #define HOST_MACH_MSG_TRAP     8       /* Has mach_msg_trap */
 
-struct host_basic_info {
+#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 */
-       vm_size_t       memory_size;    /* size of memory in bytes */
+       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 */
 };
 
+typedef        struct host_basic_info_old      host_basic_info_data_old_t;
+typedef struct host_basic_info_old     *host_basic_info_old_t;
+#define HOST_BASIC_INFO_OLD_COUNT ((mach_msg_type_number_t) \
+               (sizeof(host_basic_info_data_old_t)/sizeof(integer_t)))
+#endif
+
+#pragma pack(4)
+
+struct host_basic_info {
+       integer_t               max_cpus;               /* max number of CPUs possible */
+       integer_t               avail_cpus;             /* number of CPUs now available */
+       natural_t               memory_size;            /* size of memory in bytes, capped at 2 GB */
+       cpu_type_t              cpu_type;               /* cpu type */
+       cpu_subtype_t           cpu_subtype;            /* cpu subtype */
+       cpu_threadtype_t        cpu_threadtype;         /* cpu threadtype */
+       integer_t               physical_cpu;           /* number of physical CPUs now available */
+       integer_t               physical_cpu_max;       /* max number of physical CPUs possible */
+       integer_t               logical_cpu;            /* number of logical cpu now available */
+       integer_t               logical_cpu_max;        /* max number of physical CPUs possible */
+       uint64_t                max_mem;                /* actual size of physical memory */
+};
+
+#pragma pack()
+
 typedef        struct host_basic_info  host_basic_info_data_t;
 typedef struct host_basic_info *host_basic_info_t;
-#define HOST_BASIC_INFO_COUNT \
-               (sizeof(host_basic_info_data_t)/sizeof(integer_t))
+#define HOST_BASIC_INFO_COUNT ((mach_msg_type_number_t) \
+               (sizeof(host_basic_info_data_t)/sizeof(integer_t)))
 
 struct host_sched_info {
        integer_t       min_timeout;    /* minimum timeout in milliseconds */
@@ -115,21 +144,21 @@ struct host_sched_info {
 
 typedef        struct host_sched_info  host_sched_info_data_t;
 typedef struct host_sched_info *host_sched_info_t;
-#define HOST_SCHED_INFO_COUNT \
-               (sizeof(host_sched_info_data_t)/sizeof(integer_t))
+#define HOST_SCHED_INFO_COUNT ((mach_msg_type_number_t) \
+               (sizeof(host_sched_info_data_t)/sizeof(integer_t)))
 
 struct kernel_resource_sizes {
-       vm_size_t       task;
-        vm_size_t      thread;
-        vm_size_t      port;
-        vm_size_t      memory_region;
-        vm_size_t      memory_object;
+       natural_t       task;
+        natural_t      thread;
+        natural_t      port;
+        natural_t      memory_region;
+        natural_t      memory_object;
 };
 
 typedef struct kernel_resource_sizes   kernel_resource_sizes_data_t;
 typedef struct kernel_resource_sizes   *kernel_resource_sizes_t;
-#define HOST_RESOURCE_SIZES_COUNT \
-               (sizeof(kernel_resource_sizes_data_t)/sizeof(integer_t))
+#define HOST_RESOURCE_SIZES_COUNT ((mach_msg_type_number_t) \
+               (sizeof(kernel_resource_sizes_data_t)/sizeof(integer_t)))
 
 struct host_priority_info {
        integer_t       kernel_priority;
@@ -144,8 +173,8 @@ struct host_priority_info {
 
 typedef struct host_priority_info      host_priority_info_data_t;
 typedef struct host_priority_info      *host_priority_info_t;
-#define HOST_PRIORITY_INFO_COUNT \
-               (sizeof(host_priority_info_data_t)/sizeof(integer_t))
+#define HOST_PRIORITY_INFO_COUNT ((mach_msg_type_number_t) \
+               (sizeof(host_priority_info_data_t)/sizeof(integer_t)))
 
 /* host_statistics() */
 #define        HOST_LOAD_INFO          1       /* System loading stats */
@@ -159,19 +188,31 @@ struct host_load_info {
 
 typedef struct host_load_info  host_load_info_data_t;
 typedef struct host_load_info  *host_load_info_t;
-#define        HOST_LOAD_INFO_COUNT \
-               (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)))
 
 /* in <mach/vm_statistics.h> */
-#define        HOST_VM_INFO_COUNT \
-               (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)))
+
+/* 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... */
-       unsigned long   cpu_ticks[CPU_STATE_MAX]; /* ... in the given mode */
+       natural_t       cpu_ticks[CPU_STATE_MAX]; /* ... in the given mode */
 };
+
 typedef struct host_cpu_load_info      host_cpu_load_info_data_t;
 typedef struct host_cpu_load_info      *host_cpu_load_info_t;
-#define HOST_CPU_LOAD_INFO_COUNT \
-               (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)))
 
 #endif /* _MACH_HOST_INFO_H_ */