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/usr/src/redhat/BUILD/legOS/include/tm.h

This is the verbatim text of the tm.h include file.
/*
 *  The contents of this file are subject to the Mozilla Public License
 *  Version 1.0 (the "License"); you may not use this file except in
 *  compliance with the License. You may obtain a copy of the License at
 *  http://www.mozilla.org/MPL/
 *
 *  Software distributed under the License is distributed on an "AS IS"
 *  basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
 *  License for the specific language governing rights and limitations
 *  under the License.
 *
 *  The Original Code is legOS code, released October 17, 1999.
 *
 *  The Initial Developer of the Original Code is Markus L. Noga.
 *  Portions created by Markus L. Noga are Copyright (C) 1999
 *  Markus L. Noga. All Rights Reserved.
 *
 *  Contributor(s): Markus L. Noga <markus@noga.de>
 *                  Lou Sortman <lou (at) sunsite (dot) unc (dot) edu>
 */

#ifndef __tm_h__
#define __tm_h__

#include <mem.h>

//
// Definitions
//

typedef unsigned char pstate_t;         

typedef unsigned char priority_t;       

#define PRIO_LOWEST             1
#define PRIO_NORMAL             10
#define PRIO_HIGHEST            20

typedef unsigned long wakeup_t; 

//
// process states
//

#define P_DEAD          0       
#define P_ZOMBIE        1       
#define P_WAITING       2       
#define P_SLEEPING      3       
#define P_RUNNING       4       

#define DEFAULT_STACK_SIZE      512     

/* priority chain data structure
 */

struct _pchain_t {
  priority_t priority;          
  
  struct _pchain_t *next;       
  struct _pchain_t *prev;       
  
  struct _pdata_t  *cpid;       
};


typedef struct _pchain_t pchain_t;

/*
 */
struct _pdata_t {
  size_t *sp_save;              

  pstate_t pstate;              
  pchain_t *priority;           

  struct _pdata_t *next;        
  struct _pdata_t *prev;        
  struct _pdata_t *parent;      

  size_t *stack_base;           

  wakeup_t(*wakeup) (wakeup_t); 
  wakeup_t wakeup_data;         
};


typedef struct _pdata_t pdata_t;


typedef size_t pid_t;

#endif

legOS-0.1.7 is released under Mozilla Public License. Original code © 1998-1999 by Markus L. Noga.