wait.h

基于ADI BLACKFIN的jbig压缩和解压缩程序

/*
 *  TOPPERS/JSP Kernel
 *      Toyohashi Open Platform for Embedded Real-Time Systems/
 *      Just Standard Profile Kernel
 * 
 *  Copyright (C) 2000 by Embedded and Real-Time Systems Laboratory
 *                              Toyohashi Univ. of Technology, JAPAN
 * 
 *  忋婰挊嶌尃幰偼丆埲壓偺 (1)乣(4) 偺忦審偐丆Free Software Foundation 
 *  偵傛偭偰岞昞偝傟偰偄傞 GNU General Public License 偺 Version 2 偵婰
 *  弎偝傟偰偄傞忦審傪枮偨偡応崌偵尷傝丆杮僜僼僩僂僃傾乮杮僜僼僩僂僃傾
 *  傪夵曄偟偨傕偺傪娷傓丏埲壓摨偠乯傪巊梡丒暋惢丒夵曄丒嵞攝晍乮埲壓丆
 *  棙梡偲屇傇乯偡傞偙偲傪柍彏偱嫋戻偡傞丏
 *  (1) 杮僜僼僩僂僃傾傪僜乕僗僐乕僪偺宍偱棙梡偡傞応崌偵偼丆忋婰偺挊嶌
 *      尃昞帵丆偙偺棙梡忦審偍傛傃壓婰偺柍曐徹婯掕偑丆偦偺傑傑偺宍偱僜乕
 *      僗僐乕僪拞偵娷傑傟偰偄傞偙偲丏
 *  (2) 杮僜僼僩僂僃傾傪丆儔僀僽儔儕宍幃側偳丆懠偺僜僼僩僂僃傾奐敪偵巊
 *      梡偱偒傞宍偱嵞攝晍偡傞応崌偵偼丆嵞攝晍偵敽偆僪僉儏儊儞僩乮棙梡
 *      幰儅僯儏傾儖側偳乯偵丆忋婰偺挊嶌尃昞帵丆偙偺棙梡忦審偍傛傃壓婰
 *      偺柍曐徹婯掕傪宖嵹偡傞偙偲丏
 *  (3) 杮僜僼僩僂僃傾傪丆婡婍偵慻傒崬傓側偳丆懠偺僜僼僩僂僃傾奐敪偵巊
 *      梡偱偒側偄宍偱嵞攝晍偡傞応崌偵偼丆師偺偄偢傟偐偺忦審傪枮偨偡偙
 *      偲丏
 *    (a) 嵞攝晍偵敽偆僪僉儏儊儞僩乮棙梡幰儅僯儏傾儖側偳乯偵丆忋婰偺挊
 *        嶌尃昞帵丆偙偺棙梡忦審偍傛傃壓婰偺柍曐徹婯掕傪宖嵹偡傞偙偲丏
 *    (b) 嵞攝晍偺宍懺傪丆暿偵掕傔傞曽朄偵傛偭偰丆TOPPERS僾儘僕僃僋僩偵
 *        曬崘偡傞偙偲丏
 *  (4) 杮僜僼僩僂僃傾偺棙梡偵傛傝捈愙揑傑偨偼娫愙揑偵惗偠傞偄偐側傞懝
 *      奞偐傜傕丆忋婰挊嶌尃幰偍傛傃TOPPERS僾儘僕僃僋僩傪柶愑偡傞偙偲丏
 * 
 *  杮僜僼僩僂僃傾偼丆柍曐徹偱採嫙偝傟偰偄傞傕偺偱偁傞丏忋婰挊嶌尃幰偍
 *  傛傃TOPPERS僾儘僕僃僋僩偼丆杮僜僼僩僂僃傾偵娭偟偰丆偦偺揔梡壜擻惈傕
 *  娷傔偰丆偄偐側傞曐徹傕峴傢側偄丏傑偨丆杮僜僼僩僂僃傾偺棙梡偵傛傝捈
 *  愙揑傑偨偼娫愙揑偵惗偠偨偄偐側傞懝奞偵娭偟偰傕丆偦偺愑擟傪晧傢側偄丏
 * 
 *  @(#) $Id: wait.h,v 1.6 2003/06/04 01:46:16 hiro Exp $
 */

/*
 *	懸偪忬懺娗棟儌僕儏乕儖
 */

#ifndef _WAIT_H_
#define _WAIT_H_

#include "task.h"
#include "time_event.h"

/*
 *  懸偪忬懺傊偺堏峴
 *
 *  幚峴拞偺僞僗僋傪懸偪忬懺偵堏峴偝偣傞丏嬶懱揑偵偼丆幚峴拞偺僞僗僋傪
 *  儗僨傿僉儏乕偐傜嶍彍偟丆TCB 偺 winfo僼傿乕儖僪丆WINFO 偺 tmevtb僼
 *  傿乕儖僪傪愝掕偡傞丏
 */
Inline void
make_wait(WINFO *winfo)
{
	make_non_runnable(runtsk);
	runtsk->winfo = winfo;
	winfo->tmevtb = NULL;
}

/*
 *  懸偪忬懺傊偺堏峴乮僞僀儉傾僂僩巜掕乯
 *
 *  幚峴拞偺僞僗僋傪丆僞僀儉傾僂僩巜掕晅偒偱懸偪忬懺偵堏峴偝偣傞丏嬶懱
 *  揑偵偼丆幚峴拞偺僞僗僋傪儗僨傿僉儏乕偐傜嶍彍偟丆TCB 偺 winfo僼傿乕
 *  儖僪丆WINFO 偺 tmevtb僼傿乕儖僪傪愝掕偡傞丏傑偨丆僞僀儉僀儀儞僩僽
 *  儘僢僋傪搊榐偡傞丏
 */
extern void	make_wait_tmout(WINFO *winfo, TMEVTB *tmevtb, TMO tmout);

/*
 *  懸偪夝彍
 *
 *  tcb 偱巜掕偝傟傞僞僗僋偺懸偪忬懺傪夝彍偡傞丏嬶懱揑偵偼丆僞僀儉僀儀
 *  儞僩僽儘僢僋偑搊榐偝傟偰偄傟偽丆偦傟傪搊榐夝彍偡傞丏傑偨丆僞僗僋忬
 *  懺傪峏怴偟丆懸偪夝彍偟偨僞僗僋偐傜偺曉抣傪 E_OK 偲偡傞丏懸偪僉儏乕
 *  偐傜偺嶍彍偼峴傢側偄丏懸偪夝彍偟偨僞僗僋傊偺僨傿僗僷僢僠偑昁梫側応
 *  崌偵偼 TRUE 傪曉偡丏
 */
extern BOOL	wait_complete(TCB *tcb);

/*
 *  僞僀儉傾僂僩偵敽偆懸偪夝彍
 *
 *  tcb 偱巜掕偝傟傞僞僗僋偑丆懸偪僉儏乕偵偮側偑傟偰偄傟偽懸偪僉儏乕偐
 *  傜嶍彍偟丆僞僗僋忬懺傪峏怴偡傞丏傑偨丆懸偪夝彍偟偨僞僗僋偐傜偺曉抣
 *  傪丆wait_tmout偱偼 E_TMOUT丆wait_tmout_ok 偱偼 E_OK 偲偡傞丏懸偪夝
 *  彍偟偨僞僗僋傊偺僨傿僗僷僢僠偑昁梫側帪偼丆reqflg 傪 TRUE 偵偡傞丏
 *  wait_tmout_ok 偼丆dly_tsk 偱巊偆偨傔偺傕偺偱丆懸偪僉儏乕偐傜嶍彍偡
 *  傞張棟傪峴傢側偄丏
 *  偄偢傟偺娭悢傕丆僞僀儉僀儀儞僩偺僐乕儖僶僢僋娭悢偲偟偰梡偄傞偨傔偺
 *  傕偺偱丆妱崬傒僴儞僪儔偐傜屇傃弌偝傟傞偙偲傪憐掕偟偰偄傞丏
 */
extern void	wait_tmout(TCB *tcb);
extern void	wait_tmout_ok(TCB *tcb);

/*
 *  懸偪忬懺偺嫮惂夝彍
 *
 *  tcb 偱巜掕偝傟傞僞僗僋偺懸偪忬懺傪嫮惂揑偵夝彍偡傞丏嬶懱揑偵偼丆僞
 *  僗僋偑懸偪僉儏乕偵偮側偑傟偰偄傟偽懸偪僉儏乕偐傜嶍彍偟丆僞僀儉僀儀
 *  儞僩僽儘僢僋偑搊榐偝傟偰偄傟偽偦傟傪搊榐夝彍偡傞丏
 *  wait_cancel 偼丆僞僗僋偺忬懺偼峏怴偟側偄丏
 *  wait_release 偼丆僞僗僋偺忬懺傪峏怴偟丆懸偪夝彍偟偨僞僗僋偐傜偺曉
 *  抣傪 E_RLWAI 偲偡傞丏傑偨丆懸偪夝彍偟偨僞僗僋傊偺僨傿僗僷僢僠偑昁
 *  梫側応崌偵偼 TRUE 傪曉偡丏
 */
extern void	wait_cancel(TCB *tcb);
extern BOOL	wait_release(TCB *tcb);

/*
 *  摨婜丒捠怣僆僽僕僃僋僩偺娗棟僽儘僢僋偺嫟捠晹暘憖嶌儖乕僠儞
 *
 *  摨婜丒捠怣僆僽僕僃僋僩偺弶婜壔僽儘僢僋偲娗棟僽儘僢僋偺愭摢晹暘偼嫟
 *  捠偵側偭偰偄傞丏埲壓偼丆偦偺嫟捠晹暘傪埖偆偨傔偺宆偍傛傃儖乕僠儞孮
 *  偱偁傞丏
 *  暋悢偺懸偪僉儏乕傪帩偮摨婜丒捠怣僆僽僕僃僋僩偺応崌丆愭摢埲奜偺懸偪
 *  僉儏乕傪憖嶌偡傞応崌偵偼丆偙傟傜偺儖乕僠儞偼巊偊側偄丏傑偨丆僆僽僕僃
 *  僋僩懏惈偺 TA_TPRI 價僢僩傪嶲徠偡傞偺偱丆偙偺價僢僩傪懠偺栚揑偵巊偭
 *  偰偄傞応崌傕丆偙傟傜偺儖乕僠儞偼巊偊側偄丏
 */

/*
 *  摨婜丒捠怣僆僽僕僃僋僩偺弶婜壔僽儘僢僋偺嫟捠晹暘
 */
typedef struct wait_object_initialization_block {
	ATR	wobjatr;	/* 僆僽僕僃僋僩懏惈 */
} WOBJINIB;

/*
 *  摨婜丒捠怣僆僽僕僃僋僩偺娗棟僽儘僢僋偺嫟捠晹暘
 */
typedef struct wait_object_control_block {
	QUEUE		wait_queue;	/* 懸偪僉儏乕 */
	const WOBJINIB	*wobjinib;	/* 弶婜壔僽儘僢僋傊偺億僀儞僞 */
} WOBJCB;

/*
 *  摨婜丒捠怣僆僽僕僃僋僩懸偪忣曬僽儘僢僋偺掕媊
 */
typedef struct wait_object_waiting_information {
	WINFO	winfo;		/* 昗弨偺懸偪忣曬僽儘僢僋 */
	WOBJCB	*wobjcb;	/* 懸偪僆僽僕僃僋僩偺娗棟僽儘僢僋 */
} WINFO_WOBJ;

/*
 *  摨婜丒捠怣僆僽僕僃僋僩偵懳偡傞懸偪忬懺傊偺堏峴
 *  
 *  幚峴拞偺僞僗僋傪懸偪忬懺偵堏峴偝偣丆摨婜丒捠怣僆僽僕僃僋僩偺懸偪僉儏乕
 *  偵偮側偖丏傑偨丆懸偪忣曬僽儘僢僋乮WINFO乯偺 wobjcb 傪愝掕偡傞丏
 *  wobj_make_wait_tmout 偼丆僞僀儉僀儀儞僩僽儘僢僋偺搊榐傕峴偆丏
 */
extern void	wobj_make_wait(WOBJCB *wobjcb, WINFO_WOBJ *winfo);
extern void	wobj_make_wait_tmout(WOBJCB *wobjcb, WINFO_WOBJ *winfo,
					TMEVTB *tmevtb, TMO tmout);

/*
 *  僞僗僋桪愭搙曄峏帪偺張棟
 *
 *  摨婜丒捠怣僆僽僕僃僋僩偵懳偡傞懸偪忬懺偵偁傞僞僗僋偺桪愭搙偑曄峏偝
 *  傟偨応崌偵丆懸偪僉儏乕偺拞偱偺僞僗僋偺埵抲傪廋惓偡傞丏
 */
extern void	wobj_change_priority(WOBJCB *wobjcb, TCB *tcb);

#endif /* _WAIT_H_ */