xnu-792.6.76.tar.gz

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

diff --git a/osfmk/mach/machine.h b/osfmk/mach/machine.h
index 40f6ac7dd6fdbc3313fc2fa37e66ac89822ce08c..130a23ce7829a6e892c8f9758fc8d449050587ab 100644 (file)
--- a/osfmk/mach/machine.h
+++ b/osfmk/mach/machine.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
@@ -54,33 +54,13 @@
 #ifndef        _MACH_MACHINE_H_
 #define _MACH_MACHINE_H_
 
-#include <sys/appleapiopts.h>
-
+#include <stdint.h>
 #include <mach/machine/vm_types.h>
 #include <mach/boolean.h>
 
-/*
- *     For each host, there is a maximum possible number of
- *     cpus that may be available in the system.  This is the
- *     compile-time constant NCPUS, which is defined in cpus.h.
- *
- *     In addition, there is a machine_slot specifier for each
- *     possible cpu in the system.
- */
-
-struct machine_info {
-       integer_t       major_version;  /* kernel major version id */
-       integer_t       minor_version;  /* kernel minor version id */
-       integer_t       max_cpus;       /* max number of cpus compiled */
-       integer_t       avail_cpus;     /* number actually available */
-       vm_size_t       memory_size;    /* size of memory in bytes */
-};
-
-typedef struct machine_info    *machine_info_t;
-typedef struct machine_info    machine_info_data_t;    /* bogus */
-
 typedef integer_t      cpu_type_t;
 typedef integer_t      cpu_subtype_t;
+typedef integer_t      cpu_threadtype_t;
 
 #define CPU_STATE_MAX          4
 
@@ -90,25 +70,57 @@ typedef integer_t   cpu_subtype_t;
 #define CPU_STATE_NICE         3
 
 #ifdef KERNEL_PRIVATE
-#ifdef   __APPLE_API_UNSTABLE
-
-struct machine_slot {
-/*boolean_t*/integer_t is_cpu;         /* is there a cpu in this slot? */
-       cpu_type_t      cpu_type;       /* type of cpu */
-       cpu_subtype_t   cpu_subtype;    /* subtype of cpu */
-/*boolean_t*/integer_t running;        /* is cpu running */
-       integer_t       cpu_ticks[CPU_STATE_MAX];
-       integer_t       clock_freq;     /* clock interrupt frequency */
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+cpu_type_t                     cpu_type(void);
+
+cpu_subtype_t          cpu_subtype(void);
+
+cpu_threadtype_t       cpu_threadtype(void);
+__END_DECLS
+
+#ifdef MACH_KERNEL_PRIVATE
+
+struct machine_info {
+       integer_t       major_version;          /* kernel major version id */
+       integer_t       minor_version;          /* kernel minor version id */
+       integer_t       max_cpus;                       /* max number of CPUs possible */
+       integer_t       avail_cpus;                     /* number of CPUs now available */
+       uint32_t        memory_size;            /* size of memory in bytes, capped at 2 GB */
+       uint64_t        max_mem;                        /* actual size of physical memory */
+       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 */
 };
 
-typedef struct machine_slot    *machine_slot_t;
-typedef struct machine_slot    machine_slot_data_t;    /* bogus */
+typedef struct machine_info    *machine_info_t;
+typedef struct machine_info    machine_info_data_t;
 
 extern struct machine_info     machine_info;
-extern struct machine_slot     machine_slot[];
 
-#endif /* __APPLE_API_UNSTABLE */
-#endif /* KERNEL_PRIVATE */
+__BEGIN_DECLS
+cpu_type_t                     slot_type(
+                                               int             slot_num);
+
+cpu_subtype_t          slot_subtype(
+                                               int             slot_num);
+
+cpu_threadtype_t       slot_threadtype(
+                                               int             slot_num);
+__END_DECLS
+
+#endif /* MACH_KERNEL_PRIVATE */
+#endif /* KERNEL_PRIVATE */
+
+
+/*
+ * Capability bits used in the definition of cpu_type.
+ */
+#define        CPU_ARCH_MASK   0xff000000              /* mask for architecture bits */
+#define CPU_ARCH_ABI64 0x01000000              /* 64 bit ABI */
 
 /*
  *     Machine types known by all.
@@ -134,7 +146,7 @@ extern struct machine_slot  machine_slot[];
 /* skip        CPU_TYPE_ALPHA          ((cpu_type_t) 16)       */
 /* skip                                ((cpu_type_t) 17)       */
 #define CPU_TYPE_POWERPC               ((cpu_type_t) 18)
-
+#define CPU_TYPE_POWERPC64             (CPU_TYPE_POWERPC | CPU_ARCH_ABI64)
 
 /*
  *     Machine subtypes (these are defined here, instead of in a machine
@@ -157,6 +169,12 @@ extern struct machine_slot machine_slot[];
 #define CPU_SUBTYPE_LITTLE_ENDIAN      ((cpu_subtype_t) 0)
 #define CPU_SUBTYPE_BIG_ENDIAN         ((cpu_subtype_t) 1)
 
+/*
+ *     Machine threadtypes.
+ *     This is none - not defined - for most machine types/subtypes.
+ */
+#define CPU_THREADTYPE_NONE            ((cpu_threadtype_t) 0)
+
 /*
  *     VAX subtypes (these do *not* necessary conform to the actual cpu
  *     ID assigned by DEC available via the SID register).
@@ -219,6 +237,9 @@ extern struct machine_slot  machine_slot[];
 #define CPU_SUBTYPE_INTEL_MODEL(x)     ((x) >> 4)
 #define CPU_SUBTYPE_INTEL_MODEL_ALL    0
 
+
+#define CPU_THREADTYPE_INTEL_HTT       ((cpu_threadtype_t) 1)
+
 /*
  *     Mips subtypes.
  */
@@ -280,5 +301,6 @@ extern struct machine_slot  machine_slot[];
 #define CPU_SUBTYPE_POWERPC_750                ((cpu_subtype_t) 9)
 #define CPU_SUBTYPE_POWERPC_7400       ((cpu_subtype_t) 10)
 #define CPU_SUBTYPE_POWERPC_7450       ((cpu_subtype_t) 11)
+#define CPU_SUBTYPE_POWERPC_970                ((cpu_subtype_t) 100)
 
 #endif /* _MACH_MACHINE_H_ */