xnu-7195.101.1.tar.gz

[apple/xnu.git] / osfmk / kern / host.h

diff --git a/osfmk/kern/host.h b/osfmk/kern/host.h
index 8381a868bc25d06c66e0e3043db804b5f936b55d..ea288aa6656af316d28a20c73367523869ea7958 100644 (file)
--- a/osfmk/kern/host.h
+++ b/osfmk/kern/host.h
@@ -1,8 +1,8 @@
 /*
- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2019 Apple 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
@@ -11,10 +11,10 @@
  * 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
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
@@ -22,34 +22,34 @@
  * 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_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
  */
-/* 
+/*
  * Mach Operating System
  * Copyright (c) 1991,1990,1989,1988 Carnegie Mellon University
  * All Rights Reserved.
- * 
+ *
  * Permission to use, copy, modify and distribute this software and its
  * documentation is hereby granted, provided that both the copyright
  * notice and this permission notice appear in all copies of the
  * software, derivative works or modified versions, and any portions
  * thereof, and that both notices appear in supporting documentation.
- * 
+ *
  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- * 
+ *
  * Carnegie Mellon requests users of this software to return to
- * 
+ *
  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  *  School of Computer Science
  *  Carnegie Mellon University
  *  Pittsburgh PA 15213-3890
- * 
+ *
  * any improvements or extensions that they make and grant Carnegie Mellon
  * the rights to redistribute these changes.
  */
@@ -61,35 +61,56 @@
  *
  */
 
-#ifndef        _KERN_HOST_H_
+#ifndef _KERN_HOST_H_
 #define _KERN_HOST_H_
 
 #include <mach/mach_types.h>
 #include <sys/cdefs.h>
 
-#ifdef MACH_KERNEL_PRIVATE
+#ifdef  MACH_KERNEL_PRIVATE
 
-#include <kern/lock.h>
+#include <kern/locks.h>
 #include <kern/exception.h>
 #include <mach/exception_types.h>
 #include <mach/host_special_ports.h>
 #include <kern/kern_types.h>
+#include <mach/vm_statistics.h>
 
-
-struct host {
-       decl_mutex_data(,lock)          /* lock to protect exceptions */
-       ipc_port_t special[HOST_MAX_SPECIAL_PORT + 1];
+struct  host {
+       decl_lck_mtx_data(, lock);               /* lock to protect exceptions */
+       ipc_port_t XNU_PTRAUTH_SIGNED_PTR("host.special") special[HOST_MAX_SPECIAL_PORT + 1];
        struct exception_action exc_actions[EXC_TYPES_COUNT];
 };
 
-typedef struct host    host_data_t;
+typedef struct host     host_data_t;
+
+extern host_data_t      realhost;
 
-extern host_data_t     realhost;
+#define host_lock(host)         lck_mtx_lock(&(host)->lock)
+#define host_unlock(host)       lck_mtx_unlock(&(host)->lock)
 
-#define host_lock(host)                mutex_lock(&(host)->lock)
-#define host_unlock(host)      mutex_unlock(&(host)->lock)
+extern vm_extmod_statistics_data_t host_extmod_statistics;
 
-#endif /* MACH_KERNEL_PRIVATE */
+typedef struct {
+       uint64_t total_user_time;
+       uint64_t total_system_time;
+       uint64_t task_interrupt_wakeups;
+       uint64_t task_platform_idle_wakeups;
+       uint64_t task_timer_wakeups_bin_1;
+       uint64_t task_timer_wakeups_bin_2;
+       uint64_t total_ptime;
+       uint64_t total_pset_switches;
+       uint64_t task_gpu_ns;
+       uint64_t task_energy;
+} expired_task_statistics_t;
+
+extern expired_task_statistics_t dead_task_statistics;
+
+extern kern_return_t host_set_special_port(host_priv_t host_priv, int id, ipc_port_t port);
+extern kern_return_t host_get_special_port(host_priv_t host_priv,
+    __unused int node, int id, ipc_port_t * portp);
+
+#endif  /* MACH_KERNEL_PRIVATE */
 
 /*
  * Access routines for inside the kernel.
@@ -97,10 +118,9 @@ extern host_data_t  realhost;
 
 __BEGIN_DECLS
 
-extern host_t                  host_self(void);
-extern host_priv_t             host_priv_self(void);
-extern host_security_t host_security_self(void);
-
+extern host_t                   host_self(void);
+extern host_priv_t              host_priv_self(void);
+extern host_security_t  host_security_self(void);
 __END_DECLS
 
-#endif /* _KERN_HOST_H_ */
+#endif  /* _KERN_HOST_H_ */