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Annotation of Gnu-Mach/kern/machine.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Machine abstraction functions
        !             3:  * Copyright (C) 2008 Free Software Foundation, Inc.
        !             4:  *
        !             5:  * This program is free software; you can redistribute it and/or modify
        !             6:  * it under the terms of the GNU General Public License as published by
        !             7:  * the Free Software Foundation; either version 2, or (at your option)
        !             8:  * any later version.
        !             9:  *
        !            10:  * This program is distributed in the hope that it will be useful,
        !            11:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            12:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            13:  * GNU General Public License for more details.
        !            14:  *
        !            15:  * You should have received a copy of the GNU General Public License
        !            16:  * along with this program; if not, write to the Free Software
        !            17:  * Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
        !            18:  *
        !            19:  *  Author: Barry deFreese.
        !            20:  */
        !            21: /*
        !            22:  *     Machine abstraction functions.
        !            23:  *
        !            24:  */
        !            25: 
        !            26: #ifndef _MACHINE_H_
        !            27: #define _MACHINE_H_
        !            28: 
        !            29: #include <mach/std_types.h>
        !            30: 
        !            31: /*
        !            32:  *  cpu_up:
        !            33:  *
        !            34:  *  Flag specified cpu as up and running.  Called when a processor comes
        !            35:  *  online.
        !            36:  */
        !            37: extern void cpu_up (int);
        !            38: 
        !            39: /*
        !            40:  *  processor_assign() changes the processor set that a processor is
        !            41:  *  assigned to.  Any previous assignment in progress is overridden.
        !            42:  *  Synchronizes with assignment completion if wait is TRUE.
        !            43:  */
        !            44: extern kern_return_t processor_assign (processor_t, processor_set_t, boolean_t);
        !            45: 
        !            46: /*
        !            47:  *  processor_shutdown() queues a processor up for shutdown.
        !            48:  *  Any assignment in progress is overriden.  It does not synchronize
        !            49:  *  with the shutdown (can be called from interrupt level).
        !            50:  */
        !            51: extern kern_return_t processor_shutdown (processor_t);
        !            52: 
        !            53: /*
        !            54:  *  action_thread() shuts down processors or changes their assignment.
        !            55:  */
        !            56: extern void action_thread_continue (void);
        !            57: 
        !            58: #endif /* _MACHINE_H_ */

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