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[/] [openrisc/] [trunk/] [or1ksim/] [support/] [sched.h] - Rev 509
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/* sched.h -- Abstract entities header file handling job scheduler Copyright (C) 2001 Marko Mlinar, markom@opencores.org Copyright (C) 2005 György `nog' Jeney, nog@sdf.lonestar.org Copyright (C) 2008 Embecosm Limited Contributor Jeremy Bennett <jeremy.bennett@embecosm.com> This file is part of Or1ksim, the OpenRISC 1000 Architectural Simulator. 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 3 of the License, 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, see <http://www.gnu.org/licenses/>. */ /* This program is commented throughout in a fashion suitable for processing with Doxygen. */ #ifndef _SCHED_H_ #define _SCHED_H_ /*! Macro to add a job to the scheduler */ #define SCHED_ADD(job_func, job_param, job_time) sched_add(job_func, job_param, job_time, #job_func) /*! Macro to remove a job from the scheduler */ #define SCHED_FIND_REMOVE(f, p) sched_find_remove(f, p) /*! Structure for holding one job entry */ struct sched_entry { int32_t time; /* Clock cycles before job starts */ void *param; /* Parameter to pass to the function */ void (*func) (void *); /* Function to call when time reaches 0 */ struct sched_entry *next; }; /*! Heap of jobs */ struct scheduler_struct { struct sched_entry *free_job_queue; struct sched_entry *job_queue; }; /* Global data structures for external use */ extern struct scheduler_struct scheduler; /* Function prototypes for external use */ extern void sched_init (); extern void sched_reset (); extern void sched_next_insn (void (*func) (void *), void *dat); extern void sched_find_remove (void (*job_func) (void *), void *dat); extern void sched_add (void (*job_func) (void *), void *job_param, int32_t job_time, const char *func); extern void do_scheduler (); #endif /* _SCHED_H_ */
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