Arrow / Mbed OS DAPLink Reset

Repostiory containing DAPLink source code with Reset Pin workaround for HANI_IOT board.

Upstream: https://github.com/ARMmbed/DAPLink

source/rtos/rt_Robin.c@0:01f31e923fe2, 2020-04-07 (annotated)

Committer:
Pawel Zarembski
Date:
Tue Apr 07 12:55:42 2020 +0200
Revision:
0:01f31e923fe2
hani: DAPLink with reset workaround

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Pawel Zarembski 0:01f31e923fe2 1 /**
Pawel Zarembski 0:01f31e923fe2 2 * @file rt_Robin.c
Pawel Zarembski 0:01f31e923fe2 3 * @brief
Pawel Zarembski 0:01f31e923fe2 4 *
Pawel Zarembski 0:01f31e923fe2 5 * DAPLink Interface Firmware
Pawel Zarembski 0:01f31e923fe2 6 * Copyright (c) 2009-2016, ARM Limited, All Rights Reserved
Pawel Zarembski 0:01f31e923fe2 7 * SPDX-License-Identifier: Apache-2.0
Pawel Zarembski 0:01f31e923fe2 8 *
Pawel Zarembski 0:01f31e923fe2 9 * Licensed under the Apache License, Version 2.0 (the "License"); you may
Pawel Zarembski 0:01f31e923fe2 10 * not use this file except in compliance with the License.
Pawel Zarembski 0:01f31e923fe2 11 * You may obtain a copy of the License at
Pawel Zarembski 0:01f31e923fe2 12 *
Pawel Zarembski 0:01f31e923fe2 13 * http://www.apache.org/licenses/LICENSE-2.0
Pawel Zarembski 0:01f31e923fe2 14 *
Pawel Zarembski 0:01f31e923fe2 15 * Unless required by applicable law or agreed to in writing, software
Pawel Zarembski 0:01f31e923fe2 16 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
Pawel Zarembski 0:01f31e923fe2 17 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Pawel Zarembski 0:01f31e923fe2 18 * See the License for the specific language governing permissions and
Pawel Zarembski 0:01f31e923fe2 19 * limitations under the License.
Pawel Zarembski 0:01f31e923fe2 20 */
Pawel Zarembski 0:01f31e923fe2 21
Pawel Zarembski 0:01f31e923fe2 22 #include "rt_TypeDef.h"
Pawel Zarembski 0:01f31e923fe2 23 #include "RTX_Config.h"
Pawel Zarembski 0:01f31e923fe2 24 #include "rt_List.h"
Pawel Zarembski 0:01f31e923fe2 25 #include "rt_Task.h"
Pawel Zarembski 0:01f31e923fe2 26 #include "rt_Time.h"
Pawel Zarembski 0:01f31e923fe2 27 #include "rt_Robin.h"
Pawel Zarembski 0:01f31e923fe2 28
Pawel Zarembski 0:01f31e923fe2 29 /*----------------------------------------------------------------------------
Pawel Zarembski 0:01f31e923fe2 30 * Global Variables
Pawel Zarembski 0:01f31e923fe2 31 *---------------------------------------------------------------------------*/
Pawel Zarembski 0:01f31e923fe2 32
Pawel Zarembski 0:01f31e923fe2 33 struct OS_ROBIN os_robin;
Pawel Zarembski 0:01f31e923fe2 34
Pawel Zarembski 0:01f31e923fe2 35
Pawel Zarembski 0:01f31e923fe2 36 /*----------------------------------------------------------------------------
Pawel Zarembski 0:01f31e923fe2 37 * Global Functions
Pawel Zarembski 0:01f31e923fe2 38 *---------------------------------------------------------------------------*/
Pawel Zarembski 0:01f31e923fe2 39
Pawel Zarembski 0:01f31e923fe2 40 /*--------------------------- rt_init_robin ---------------------------------*/
Pawel Zarembski 0:01f31e923fe2 41
Pawel Zarembski 0:01f31e923fe2 42 __weak void rt_init_robin (void) {
Pawel Zarembski 0:01f31e923fe2 43 /* Initialize Round Robin variables. */
Pawel Zarembski 0:01f31e923fe2 44 os_robin.task = NULL;
Pawel Zarembski 0:01f31e923fe2 45 os_robin.tout = (U16)os_rrobin;
Pawel Zarembski 0:01f31e923fe2 46 }
Pawel Zarembski 0:01f31e923fe2 47
Pawel Zarembski 0:01f31e923fe2 48 /*--------------------------- rt_chk_robin ----------------------------------*/
Pawel Zarembski 0:01f31e923fe2 49
Pawel Zarembski 0:01f31e923fe2 50 __weak void rt_chk_robin (void) {
Pawel Zarembski 0:01f31e923fe2 51 /* Check if Round Robin timeout expired and switch to the next ready task.*/
Pawel Zarembski 0:01f31e923fe2 52 P_TCB p_new;
Pawel Zarembski 0:01f31e923fe2 53
Pawel Zarembski 0:01f31e923fe2 54 if (os_robin.task != os_rdy.p_lnk) {
Pawel Zarembski 0:01f31e923fe2 55 /* New task was suspended, reset Round Robin timeout. */
Pawel Zarembski 0:01f31e923fe2 56 os_robin.task = os_rdy.p_lnk;
Pawel Zarembski 0:01f31e923fe2 57 os_robin.time = (U16)os_time + os_robin.tout - 1;
Pawel Zarembski 0:01f31e923fe2 58 }
Pawel Zarembski 0:01f31e923fe2 59 if (os_robin.time == (U16)os_time) {
Pawel Zarembski 0:01f31e923fe2 60 /* Round Robin timeout has expired, swap Robin tasks. */
Pawel Zarembski 0:01f31e923fe2 61 os_robin.task = NULL;
Pawel Zarembski 0:01f31e923fe2 62 p_new = rt_get_first (&os_rdy);
Pawel Zarembski 0:01f31e923fe2 63 rt_put_prio ((P_XCB)&os_rdy, p_new);
Pawel Zarembski 0:01f31e923fe2 64 }
Pawel Zarembski 0:01f31e923fe2 65 }
Pawel Zarembski 0:01f31e923fe2 66
Pawel Zarembski 0:01f31e923fe2 67 /*----------------------------------------------------------------------------
Pawel Zarembski 0:01f31e923fe2 68 * end of file
Pawel Zarembski 0:01f31e923fe2 69 *---------------------------------------------------------------------------*/
Pawel Zarembski 0:01f31e923fe2 70