/*
- * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2008 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,
- * 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@
extern void processor_offline(
processor_t processor);
-extern void processor_start_thread(void);
+extern void processor_start_thread(void *machine_param);
/*
* Must be implemented in machine dependent code.
extern void machine_idle(void);
+extern void machine_track_platform_idle(boolean_t);
+
+/* Signals a processor to bring it out of idle */
extern void machine_signal_idle(
processor_t processor);
+/* Signals a processor to bring it out of idle unless canceled */
+extern void machine_signal_idle_deferred(
+ processor_t processor);
+
+/* Cancels an outstanding machine_signal_idle_deferred, if this is supported */
+extern void machine_signal_idle_cancel(
+ processor_t processor);
+
extern void halt_cpu(void);
extern void halt_all_cpus(
* levels of return pc information.
*/
extern void machine_callstack(
- natural_t *buf,
+ uintptr_t *buf,
vm_size_t callstack_max);
extern void consider_machine_collect(void);
+/*
+ * Machine-dependent routine to inform platform layer and external
+ * CPU power management about context switches
+ */
+
+extern void machine_thread_going_on_core(thread_t new_thread,
+ int urgency,
+ uint64_t sched_latency,
+ uint64_t dispatch_time);
+
+extern void machine_thread_going_off_core(thread_t old_thread, boolean_t thread_terminating, uint64_t last_dispatch);
+
+extern void machine_max_runnable_latency(uint64_t bg_max_latency,
+ uint64_t default_max_latency,
+ uint64_t realtime_max_latency);
+
+extern void machine_work_interval_notify(thread_t thread,
+ uint64_t work_id,
+ uint64_t start_abstime,
+ uint64_t finish_abstime,
+ uint64_t deadline_abstime,
+ uint64_t next_start_abstime,
+ uint16_t urgency,
+ uint32_t flags);
+
#endif /* _KERN_MACHINE_H_ */