OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [or1ksim/] [support/] [sched.h] - Blame information for rev 584

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 19 jeremybenn
/* sched.h -- Abstract entities header file handling job scheduler
2
 
3
   Copyright (C) 2001 Marko Mlinar, markom@opencores.org
4
   Copyright (C) 2005 György `nog' Jeney, nog@sdf.lonestar.org
5
   Copyright (C) 2008 Embecosm Limited
6
 
7
   Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
8
 
9
   This file is part of Or1ksim, the OpenRISC 1000 Architectural Simulator.
10
 
11
   This program is free software; you can redistribute it and/or modify it
12
   under the terms of the GNU General Public License as published by the Free
13
   Software Foundation; either version 3 of the License, or (at your option)
14
   any later version.
15
 
16
   This program is distributed in the hope that it will be useful, but WITHOUT
17
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18
   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
19
   more details.
20
 
21
   You should have received a copy of the GNU General Public License along
22
   with this program.  If not, see <http://www.gnu.org/licenses/>.  */
23
 
24
/* This program is commented throughout in a fashion suitable for processing
25
   with Doxygen. */
26
 
27
 
28
#ifndef _SCHED_H_
29
#define _SCHED_H_
30
 
31
/*! Macro to add a job to the scheduler */
32
#define SCHED_ADD(job_func, job_param, job_time) sched_add(job_func, job_param, job_time, #job_func)
33
 
34
/*! Macro to remove a job from the scheduler */
35
#define SCHED_FIND_REMOVE(f, p) sched_find_remove(f, p)
36
 
37
/*! Structure for holding one job entry */
38
struct sched_entry
39
{
40
  int32_t time;                 /* Clock cycles before job starts */
41
  void *param;                  /* Parameter to pass to the function */
42
  void (*func) (void *);        /* Function to call when time reaches 0 */
43
  struct sched_entry *next;
44
};
45
 
46
/*! Heap of jobs */
47
struct scheduler_struct
48
{
49
  struct sched_entry *free_job_queue;
50
  struct sched_entry *job_queue;
51
};
52
 
53
/* Global data structures for external use */
54
extern struct scheduler_struct scheduler;
55
 
56
/* Function prototypes for external use */
57
extern void sched_init ();
58
extern void sched_reset ();
59
extern void sched_next_insn (void  (*func) (void *),
60
                             void *dat);
61
extern void sched_find_remove (void        (*job_func) (void *),
62
                               void       *dat);
63
extern void sched_add (void        (*job_func) (void *),
64
                       void       *job_param,
65
                       int32_t     job_time,
66
                       const char *func);
67
extern void do_scheduler ();
68
 
69
#endif /* _SCHED_H_ */

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.