88 lines
3.4 KiB
C
88 lines
3.4 KiB
C
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/*----------------------------------------------------------------------------
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* RL-ARM - RTX
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*----------------------------------------------------------------------------
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* Name: RT_TASK.H
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* Purpose: Task functions and system start up.
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* Rev.: V4.70
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*----------------------------------------------------------------------------
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*
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* Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
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* All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* - Neither the name of ARM nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*---------------------------------------------------------------------------*/
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/* Definitions */
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/* Values for 'state' */
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#define INACTIVE 0
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#define READY 1
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#define RUNNING 2
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#define WAIT_DLY 3
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#define WAIT_ITV 4
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#define WAIT_OR 5
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#define WAIT_AND 6
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#define WAIT_SEM 7
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#define WAIT_MBX 8
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#define WAIT_MUT 9
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/* Return codes */
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#define OS_R_TMO 0x01
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#define OS_R_EVT 0x02
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#define OS_R_SEM 0x03
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#define OS_R_MBX 0x04
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#define OS_R_MUT 0x05
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#define OS_R_OK 0x00
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#define OS_R_NOK 0xff
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/* Variables */
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extern struct OS_TSK os_tsk;
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extern struct OS_TCB os_idle_TCB;
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/* Functions */
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extern void rt_switch_req (P_TCB p_new);
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extern void rt_dispatch (P_TCB next_TCB);
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extern void rt_block (U16 timeout, U8 block_state);
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extern void rt_tsk_pass (void);
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extern OS_TID rt_tsk_self (void);
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extern OS_RESULT rt_tsk_prio (OS_TID task_id, U8 new_prio);
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extern OS_TID rt_tsk_create (FUNCP task, U32 prio_stksz, void *stk, void *argv);
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extern OS_RESULT rt_tsk_delete (OS_TID task_id);
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#ifdef __CMSIS_RTOS
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extern void rt_sys_init (void);
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extern void rt_sys_start (void);
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#else
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extern void rt_sys_init (FUNCP first_task, U32 prio_stksz, void *stk);
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#endif
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/*----------------------------------------------------------------------------
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* end of file
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*---------------------------------------------------------------------------*/
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