From 56e3571e8a8ede72b9aec00c968ace7b2bbe548c Mon Sep 17 00:00:00 2001 From: Meco Man <920369182@qq.com> Date: Wed, 16 Jun 2021 14:02:43 +0800 Subject: implement delay.c/.h --- components/libc/compilers/common/delay.c | 41 ++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 components/libc/compilers/common/delay.c (limited to 'components/libc/compilers/common/delay.c') diff --git a/components/libc/compilers/common/delay.c b/components/libc/compilers/common/delay.c new file mode 100644 index 0000000000..4666258d3b --- /dev/null +++ b/components/libc/compilers/common/delay.c @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2006-2021, RT-Thread Development Team + * + * SPDX-License-Identifier: Apache-2.0 + * + * Change Logs: + * Date Author Notes + * 2021-05-07 Meco Man first Version + */ +#include +#include + +void msleep(unsigned int msecs) +{ + rt_thread_mdelay(msecs); +} +RTM_EXPORT(msleep); + +void ssleep(unsigned int seconds) +{ + msleep(seconds * 1000); +} +RTM_EXPORT(ssleep); + +void mdelay(unsigned long msecs) +{ + rt_hw_us_delay(msecs * 1000); +} +RTM_EXPORT(mdelay); + +void udelay(unsigned long usecs) +{ + rt_hw_us_delay(usecs); +} +RTM_EXPORT(udelay); + +void ndelay(unsigned long nsecs) +{ + rt_hw_us_delay(1); +} +RTM_EXPORT(ndelay); -- cgit v1.3.1