mirror of
https://bitbucket.org/librepilot/librepilot.git
synced 2024-12-04 12:24:11 +01:00
44 lines
1.6 KiB
C
44 lines
1.6 KiB
C
|
/**
|
||
|
******************************************************************************
|
||
|
* @addtogroup PIOS PIOS Core hardware abstraction layer
|
||
|
* @{
|
||
|
* @addtogroup PIOS_DELAY Delay Functions
|
||
|
* @brief PiOS Delay functionality
|
||
|
* @{
|
||
|
*
|
||
|
* @file pios_delay_raw.h
|
||
|
* @author The LibrePilot Project, http://www.librepilot.org Copyright (C) 2016-2017.
|
||
|
* The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
|
||
|
* @brief Settings functions header
|
||
|
* @see The GNU Public License (GPL) Version 3
|
||
|
*
|
||
|
*****************************************************************************/
|
||
|
/*
|
||
|
* This program is free software; you can redistribute it and/or modify
|
||
|
* it under the terms of the GNU General Public License as published by
|
||
|
* the Free Software Foundation; either version 3 of the License, or
|
||
|
* (at your option) any later version.
|
||
|
*
|
||
|
* This program is distributed in the hope that it will be useful, but
|
||
|
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
||
|
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||
|
* for more details.
|
||
|
*
|
||
|
* You should have received a copy of the GNU General Public License along
|
||
|
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||
|
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||
|
*/
|
||
|
#ifndef PIOS_DELAY_RAW_H
|
||
|
#define PIOS_DELAY_RAW_H
|
||
|
|
||
|
/* these should be defined by CMSIS, but they aren't */
|
||
|
#define DWT_CTRL (*(volatile uint32_t *)0xe0001000)
|
||
|
#define CYCCNTENA (1 << 0)
|
||
|
#define DWT_CYCCNT (*(volatile uint32_t *)0xe0001004)
|
||
|
|
||
|
#define PIOS_DELAY_GetRaw() (DWT_CYCCNT)
|
||
|
|
||
|
extern uint32_t PIOS_DELAY_GetRawHz();
|
||
|
|
||
|
#endif /* PIOS_DELAY_RAW_H */
|