utils.c

00001 /**
00002  * @file    utils.c
00003  * @brief   Utilities for Musca A target
00004  *
00005  * DAPLink Interface Firmware
00006  * Copyright (c) 2018-2019, ARM Limited, All Rights Reserved
00007  * SPDX-License-Identifier: Apache-2.0
00008  *
00009  * Licensed under the Apache License, Version 2.0 (the "License"); you may
00010  * not use this file except in compliance with the License.
00011  * You may obtain a copy of the License at
00012  *
00013  * http://www.apache.org/licenses/LICENSE-2.0
00014  *
00015  * Unless required by applicable law or agreed to in writing, software
00016  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
00017  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00018  * See the License for the specific language governing permissions and
00019  * limitations under the License.
00020  */
00021 
00022 #include "stdint.h"
00023 
00024 void delay(uint32_t cycles)
00025 {
00026     volatile uint32_t i;
00027     i = cycles * 4000;        // fudge factor to give approximate 1 ms
00028 
00029     while (i > 0) {
00030         i--;
00031     }
00032 }