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implement delay.c/.h

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This commit is contained in:
Meco Man
2021-06-16 14:02:43 +08:00
parent ac50f5193e
commit 56e3571e8a
5 changed files with 66 additions and 11 deletions
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2
components/libc/compilers/common/SConscript
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@@ -10,7 +10,7 @@ CPPPATH = [cwd]
if GetDepend('RT_USING_LIBC'):
src += Glob('*.c')
if GetDepend('RT_USING_POSIX') == False:
SrcRemove(src, ['unistd.c'])
SrcRemove(src, ['unistd.c', 'delay.c'])
elif GetDepend('RT_LIBC_USING_TIME'):
src += ['time.c']

41
components/libc/compilers/common/delay.c Normal file
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@@ -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 <rtthread.h>
#include <rthw.h>
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);

19
components/libc/compilers/common/delay.h Normal file
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@@ -0,0 +1,19 @@
/*
* 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
*/
#ifndef __DELAY_H__
#define __DELAY_H__
void msleep(unsigned int msecs);
void ssleep(unsigned int seconds);
void mdelay(unsigned long msecs);
void udelay(unsigned long usecs);
void ndelay(unsigned long nsecs);
#endif