pinebuds/rtos/rtx/TARGET_CORTEX_M/rt_Task.h
2022-08-15 17:20:27 +08:00

74 lines
3.1 KiB
C

/*----------------------------------------------------------------------------
* RL-ARM - RTX
*----------------------------------------------------------------------------
* Name: RT_TASK.H
* Purpose: Task functions and system start up.
* Rev.: V4.60
*----------------------------------------------------------------------------
*
* Copyright (c) 1999-2009 KEIL, 2009-2012 ARM Germany GmbH
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - Neither the name of ARM nor the names of its contributors may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*---------------------------------------------------------------------------*/
/* Definitions */
#define __CMSIS_RTOS 1
/* Values for 'state' */
#define INACTIVE 0
#define READY 1
#define RUNNING 2
#define WAIT_DLY 3
#define WAIT_ITV 4
#define WAIT_OR 5
#define WAIT_AND 6
#define WAIT_SEM 7
#define WAIT_MBX 8
#define WAIT_MUT 9
/* Return codes */
#define OS_R_TMO 0x01
#define OS_R_EVT 0x02
#define OS_R_SEM 0x03
#define OS_R_MBX 0x04
#define OS_R_MUT 0x05
#define OS_R_OK 0x00
#define OS_R_NOK 0xff
/* Variables */
extern struct OS_TSK os_tsk;
extern struct OS_TCB os_idle_TCB;
/* Functions */
extern void rt_switch_req (P_TCB p_new);
extern void rt_dispatch (P_TCB next_TCB);
extern void rt_block (U16 timeout, U8 block_state);
extern void rt_tsk_pass (void);
extern OS_TID rt_tsk_self (void);
extern OS_RESULT rt_tsk_prio (OS_TID task_id, U8 new_prio);
extern OS_RESULT rt_tsk_delete (OS_TID task_id);
extern void rt_sys_init (void);
extern void rt_sys_start (void);
extern void rt_tsk_show (P_TCB tcb);