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/*
* Machine abstraction functions
* Copyright (C) 2008 Free Software Foundation, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
* Author: Barry deFreese.
*/
/*
* Machine abstraction functions.
*
*/
#ifndef _MACHINE_H_
#define _MACHINE_H_
#include <mach/std_types.h>
/*
* cpu_up:
*
* Flag specified cpu as up and running. Called when a processor comes
* online.
*/
extern void cpu_up (int);
/*
* processor_assign() changes the processor set that a processor is
* assigned to. Any previous assignment in progress is overridden.
* Synchronizes with assignment completion if wait is TRUE.
*/
extern kern_return_t processor_assign (processor_t, processor_set_t, boolean_t);
/*
* processor_shutdown() queues a processor up for shutdown.
* Any assignment in progress is overriden. It does not synchronize
* with the shutdown (can be called from interrupt level).
*/
extern kern_return_t processor_shutdown (processor_t);
/*
* action_thread() shuts down processors or changes their assignment.
*/
extern void action_thread_continue (void) __attribute__((noreturn));
#endif /* _MACHINE_H_ */
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