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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [exec/] [itron/] [include/] [itronsys/] [eventflags.h] - Rev 484
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/* * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id: eventflags.h,v 1.2 2001-09-27 11:59:12 chris Exp $ */ #ifndef __ITRON_EVENTFLAGS_h_ #define __ITRON_EVENTFLAGS_h_ #ifdef __cplusplus extern "C" { #endif /* * Create Eventflags (cre_flg) Structure */ typedef struct t_cflg { VP exinf; /* extended information */ ATR flgatr; /* eventflag attribute */ UINT iflgptn; /* initial eventflag */ /* additional information may be included depending on the implementation */ } T_CFLG; /* * flgatr */ #define TA_WSGL 0x00 /* multiple tasks are not allowed to wait (Wait Single Task) */ #define TA_WMUL 0x08 /* multiple tasks are allowed to wait (Wait Multiple Task) */ /* * wfmode */ #define TWF_ANDW 0x00 /* AND wait */ #define TWF_ORW 0x02 /* OR wait */ #define TWF_CLR 0x01 /* clear specification */ /* * Reference Eventflags (ref_flg) Structure */ typedef struct t_rflg { VP exinf; /* extended information */ BOOL_ID wtsk; /* indicates whether or not there is a waiting task */ UINT flgptn; /* eventflag bit pattern */ /* additional information may be included depending on the implementation */ } T_RFLG; /* * Eventflag Functions */ /* * cre_flg - Create Eventflag */ ER cre_flg( ID flgid, T_CFLG *pk_cflg ); /* * del_flg - Delete Eventflag */ ER del_flg( ID flgid ); /* * set_flg - Set Eventflag */ ER set_flg( ID flgid, UINT setptn ); /* * clr_flg - Clear Eventflag */ ER clr_flg( ID flgid, UINT clrptn ); /* * wai_flg - Wait on Eventflag */ ER wai_flg( UINT *p_flgptn, ID flgid, UINT waiptn, UINT wfmode ); /* * pol_flg - Wait for Eventflag(Polling) */ ER pol_flg( UINT *p_flgptn, ID flgid, UINT waiptn, UINT wfmode ); /* * twai_flg - Wait on Eventflag with Timeout */ ER twai_flg( UINT *p_flgptn, ID flgid, UINT waiptn, UINT wfmode, TMO tmout ); /* * ref_flg - Reference Eventflag Status */ ER ref_flg( T_RFLG *pk_rflg, ID flgid ); #ifdef __cplusplus } #endif #endif /* end of include file */
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